Version 0.5.0

README.md

@@ -6,7 +6,7 @@
 [![BCH compliance](https://bettercodehub.com/edge/badge/wulkanowy/wulkanowy?branch=master)](https://bettercodehub.com/)
 [![Scrutinizer](https://img.shields.io/scrutinizer/g/wulkanowy/wulkanowy.svg?style=flat-square)](https://scrutinizer-ci.com/g/wulkanowy/wulkanowy/?branch=master)
 [![Bintray](https://img.shields.io/bintray/v/wulkanowy/wulkanowy/api.svg?style=flat-square)](https://bintray.com/wulkanowy/wulkanowy/api)
-[![Discord](https://img.shields.io/discord/390889354199040011.svg?style=flat-square)](https://discord.gg/JMG2rhJ)
+[![Discord](https://img.shields.io/discord/390889354199040011.svg?style=flat-square)](https://discord.gg/vccAQBr)
 
 [Pobierz wersję beta](https://play.google.com/store/apps/details?id=io.github.wulkanowy&utm_source=vcs)
 

api/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'java-library'
+apply plugin: 'kotlin'
 apply plugin: 'org.sonarqube'
 apply plugin: 'jacoco'
 apply plugin: 'com.jfrog.bintray'
@@ -31,6 +32,9 @@ dependencies {
     implementation "org.jsoup:jsoup:$jsoup"
     implementation "org.apache.commons:commons-lang3:$apacheLang"
     implementation "com.google.code.gson:gson:$gson"
+    implementation "org.slf4j:slf4j-api:$slf4jApi"
+
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
 
     testImplementation "junit:junit:$junit"
     testImplementation "org.mockito:mockito-core:$mockito"
@@ -115,3 +119,29 @@ artifacts {
     archives sourcesJar
     archives javadocJar
 }
+
+buildscript {
+    ext.kotlin_version = '1.2.41'
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+    }
+}
+
+repositories {
+    mavenCentral()
+}
+
+compileKotlin {
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+}
+
+compileTestKotlin {
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+}

api/src/main/java/io/github/wulkanowy/api/Client.java

@@ -3,6 +3,8 @@ package io.github.wulkanowy.api;
 import org.jsoup.Connection;
 import org.jsoup.Jsoup;
 import org.jsoup.nodes.Document;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.util.Date;
@@ -27,6 +29,8 @@ public class Client {
 
     private Cookies cookies = new Cookies();
 
+    private static final Logger logger = LoggerFactory.getLogger(Client.class);
+
     Client(String email, String password, String symbol) {
         this.email = email;
         this.password = password;
@@ -58,12 +62,17 @@ public class Client {
             return;
         }
 
+        clearCookies();
         this.symbol = new Login(this).login(email, password, symbol);
+        logger.info("Login successful on {} at {}", getHost(), new Date());
     }
 
     private boolean isLoggedIn() {
+        logger.debug("Last success request: {}", lastSuccessRequest);
+        logger.debug("Cookies: {}", getCookies().size());
+
         return getCookies().size() > 0 && lastSuccessRequest != null &&
-                29 > TimeUnit.MILLISECONDS.toMinutes(new Date().getTime() - lastSuccessRequest.getTime());
+                5 > TimeUnit.MILLISECONDS.toMinutes(new Date().getTime() - lastSuccessRequest.getTime());
 
     }
 
@@ -75,14 +84,14 @@ public class Client {
         this.symbol = symbol;
     }
 
-    public void addCookies(Map<String, String> items) {
-        cookies.addItems(items);
-    }
-
     private Map<String, String> getCookies() {
         return cookies.getItems();
     }
 
+    public void clearCookies() {
+        cookies = new Cookies();
+    }
+
     String getHost() {
         return host;
     }
@@ -111,14 +120,18 @@ public class Client {
             this.cookies.addItems(cookies);
         }
 
-        Connection.Response response = Jsoup.connect(getFilledUrl(url))
+        url = getFilledUrl(url);
+
+        logger.debug("GET {}", url);
+
+        Connection.Response response = Jsoup.connect(url)
                 .followRedirects(true)
                 .cookies(getCookies())
                 .execute();
 
         this.cookies.addItems(response.cookies());
 
-        Document doc = checkForErrors(response.parse());
+        Document doc = checkForErrors(response.parse(), response.statusCode());
 
         if (loginBefore) {
             lastSuccessRequest = new Date();
@@ -128,7 +141,11 @@ public class Client {
     }
 
     public synchronized Document postPageByUrl(String url, String[][] params) throws IOException, VulcanException {
-        Connection connection = Jsoup.connect(getFilledUrl(url));
+        url = getFilledUrl(url);
+
+        logger.debug("POST {}", url);
+
+        Connection connection = Jsoup.connect(url);
 
         for (String[] data : params) {
             connection.data(data[0], data[1]);
@@ -142,15 +159,19 @@ public class Client {
 
         this.cookies.addItems(response.cookies());
 
-        response.bufferUp(); // fixes cert parsing issues
+        response.bufferUp(); // fixes cert parsing issues #109
 
-        return checkForErrors(response.parse());
+        return checkForErrors(response.parse(), response.statusCode());
     }
 
     public String getJsonStringByUrl(String url) throws IOException, VulcanException {
         login();
 
-        Connection.Response response = Jsoup.connect(getFilledUrl(url))
+        url = getFilledUrl(url);
+
+        logger.debug("GET {}", url);
+
+        Connection.Response response = Jsoup.connect(url)
                 .followRedirects(true)
                 .ignoreContentType(true)
                 .cookies(getCookies())
@@ -164,7 +185,11 @@ public class Client {
     public String postJsonStringByUrl(String url, String[][] params) throws IOException, VulcanException {
         login();
 
-        Connection connection = Jsoup.connect(getFilledUrl(url));
+        url = getFilledUrl(url);
+
+        logger.debug("POST {}", url);
+
+        Connection connection = Jsoup.connect(url);
 
         for (String[] data : params) {
             connection.data(data[0], data[1]);
@@ -182,7 +207,7 @@ public class Client {
         return response.body();
     }
 
-    Document checkForErrors(Document doc) throws VulcanException {
+    Document checkForErrors(Document doc, int code) throws VulcanException {
         lastSuccessRequest = null;
 
         String title = doc.select("title").text();
@@ -196,7 +221,7 @@ public class Client {
         }
 
         if ("Błąd strony".equals(title)) {
-            throw new VulcanException("Nieznany błąd");
+            throw new NotLoggedInErrorException(title + " " + doc.body() + ", status: " + code);
         }
 
         return doc;

api/src/main/java/io/github/wulkanowy/api/DateTimeUtils.kt

@@ -0,0 +1,53 @@
+package io.github.wulkanowy.api
+
+import java.text.SimpleDateFormat
+import java.util.*
+
+const val LOG_DATE_PATTERN = "dd.MM.yyyy"
+const val API_DATE_PATTERN = "yyyy-MM-dd"
+
+const val TICKS_AT_EPOCH = 621355968000000000L
+const val TICKS_PER_MILLISECOND = 10000
+
+fun getFormattedDate(date: String): String {
+    return getFormattedDate(date, API_DATE_PATTERN)
+}
+
+fun getFormattedDate(date: String, format: String): String {
+    return getFormattedDate(date, LOG_DATE_PATTERN, format)
+}
+
+fun getFormattedDate(date: String, fromFormat: String, toFormat: String): String {
+    val sdf = SimpleDateFormat(fromFormat, Locale.ROOT)
+    val d = sdf.parse(date)
+    sdf.applyPattern(toFormat)
+
+    return sdf.format(d)
+}
+
+fun getDateAsTick(dateString: String?): String {
+    if (dateString.isNullOrEmpty()) {
+        return ""
+    }
+
+    return getDateAsTick(dateString as String, API_DATE_PATTERN).toString()
+}
+
+fun getDateAsTick(dateString: String, dateFormat: String): Long {
+    val format = SimpleDateFormat(dateFormat, Locale.ROOT)
+    format.timeZone = TimeZone.getTimeZone("UTC")
+    val dateObject = format.parse(dateString)
+
+    return getDateAsTick(dateObject)
+}
+
+fun getDateAsTick(date: Date): Long {
+    val calendar = Calendar.getInstance()
+    calendar.time = date
+
+    return calendar.timeInMillis * TICKS_PER_MILLISECOND + TICKS_AT_EPOCH
+}
+
+fun getDate(netTicks: Long): Date {
+    return Date((netTicks - TICKS_AT_EPOCH) / TICKS_PER_MILLISECOND)
+}

api/src/main/java/io/github/wulkanowy/api/SnP.java

@@ -6,6 +6,11 @@ import org.jsoup.nodes.Element;
 import java.io.IOException;
 import java.util.List;
 
+import io.github.wulkanowy.api.generic.Diary;
+import io.github.wulkanowy.api.generic.ParamItem;
+import io.github.wulkanowy.api.generic.Semester;
+import io.github.wulkanowy.api.generic.Student;
+
 public interface SnP {
 
     String getSchoolID();

api/src/main/java/io/github/wulkanowy/api/StudentAndParent.java

@@ -3,6 +3,8 @@ package io.github.wulkanowy.api;
 import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.net.URL;
@@ -11,6 +13,11 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import io.github.wulkanowy.api.generic.Diary;
+import io.github.wulkanowy.api.generic.ParamItem;
+import io.github.wulkanowy.api.generic.Semester;
+import io.github.wulkanowy.api.generic.Student;
+
 public class StudentAndParent implements SnP {
 
     private static final String START_PAGE_URL = "{schema}://uonetplus.{host}/{symbol}/Start.mvc/Index";
@@ -27,6 +34,8 @@ public class StudentAndParent implements SnP {
 
     private String diaryID;
 
+    private static final Logger logger = LoggerFactory.getLogger(StudentAndParent.class);
+
     StudentAndParent(Client client, String schoolID, String studentID, String diaryID) {
         this.client = client;
         this.schoolID = schoolID;
@@ -38,6 +47,11 @@ public class StudentAndParent implements SnP {
         if (null == getStudentID() || "".equals(getStudentID())) {
             Document doc = client.getPageByUrl(getSnpHomePageUrl());
 
+            if (doc.select("#idSection").isEmpty()) {
+                logger.error("Expected SnP page, got page with title: {} {}", doc.title(), doc.selectFirst("body"));
+                throw new VulcanException("Nieznany błąd podczas pobierania danych. Strona: " + doc.title());
+            }
+
             Student student = getCurrent(getStudents(doc));
             studentID = student.getId();
 
@@ -65,26 +79,29 @@ public class StudentAndParent implements SnP {
             return getBaseUrl();
         }
 
-        // get url to uonetplus-opiekun.vulcan.net.pl
+        // get url to uonetplus-opiekun.fakelog.cf
         Document startPage = client.getPageByUrl(START_PAGE_URL);
-        Element studentTileLink = startPage.select(".panel.linkownia.pracownik.klient > a").first();
+        Elements studentTileLink = startPage.select(".panel.linkownia.pracownik.klient > a");
 
-        if (null == studentTileLink) {
-            throw new NotLoggedInErrorException("You are probably not logged in. Force login");
+        logger.debug("studentTileLink: {}", studentTileLink.size());
+
+        if (studentTileLink.isEmpty()) {
+            throw new VulcanException("Na pewno używasz konta z dostępem do Witryny ucznia i rodzica?");
         }
 
-        String snpPageUrl = studentTileLink.attr("href");
+        String snpPageUrl = studentTileLink.last().attr("href");
 
         this.schoolID = getExtractedIdFromUrl(snpPageUrl);
 
         return snpPageUrl;
     }
 
-    String getExtractedIdFromUrl(String snpPageUrl) throws NotLoggedInErrorException {
+    String getExtractedIdFromUrl(String snpPageUrl) throws VulcanException {
         String[] path = snpPageUrl.split(client.getHost())[1].split("/");
 
         if (5 != path.length) {
-            throw new NotLoggedInErrorException("You are probably not logged in");
+            logger.error("Expected snp url, got {}", snpPageUrl);
+            throw new VulcanException("Na pewno używasz konta z dostępem do Witryny ucznia i rodzica?");
         }
 
         return path[2];
@@ -102,12 +119,12 @@ public class StudentAndParent implements SnP {
         Map<String, String> cookies = new HashMap<>();
         cookies.put("idBiezacyDziennik", diaryID);
         cookies.put("idBiezacyUczen", studentID);
-        client.addCookies(cookies);
 
         Document doc = client.getPageByUrl(getBaseUrl() + url, true, cookies);
 
         if (!doc.title().startsWith("Witryna ucznia i rodzica")) {
-            throw new VulcanException("Expected SnP page, got page with title: " + doc.title());
+            logger.error("Expected SnP page, got page with title: {} {}", doc.title(), doc.selectFirst("body"));
+            throw new VulcanException("Nieznany błąd podczas pobierania danych. Strona: " + doc.title());
         }
 
         if (doc.title().endsWith("Strona główna")) {

api/src/main/java/io/github/wulkanowy/api/Vulcan.java

@@ -1,5 +1,8 @@
 package io.github.wulkanowy.api;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import java.io.IOException;
 
 import io.github.wulkanowy.api.attendance.AttendanceStatistics;
@@ -8,6 +11,8 @@ import io.github.wulkanowy.api.exams.ExamsWeek;
 import io.github.wulkanowy.api.grades.GradesList;
 import io.github.wulkanowy.api.grades.SubjectsList;
 import io.github.wulkanowy.api.messages.Messages;
+import io.github.wulkanowy.api.mobile.RegisterDevice;
+import io.github.wulkanowy.api.mobile.RegisteredDevices;
 import io.github.wulkanowy.api.notes.AchievementsList;
 import io.github.wulkanowy.api.notes.NotesList;
 import io.github.wulkanowy.api.school.SchoolInfo;
@@ -28,17 +33,21 @@ public class Vulcan {
 
     private String diaryId;
 
+    private static final Logger logger = LoggerFactory.getLogger(Vulcan.class);
+
     public void setCredentials(String email, String password, String symbol, String schoolId, String studentId, String diaryId) {
         this.schoolId = schoolId;
         this.studentId = studentId;
         this.diaryId = diaryId;
 
         client = new Client(email, password, symbol);
+
+        logger.debug("Client created with symbol " + symbol);
     }
 
     public Client getClient() throws NotLoggedInErrorException {
         if (null == client) {
-            throw new NotLoggedInErrorException("Use setCredentials() method first");
+            throw new NotLoggedInErrorException("Vulcan must be initialized by calling setCredentials() prior to fetch data");
         }
 
         return client;
@@ -108,6 +117,14 @@ public class Vulcan {
         return new FamilyInformation(getStudentAndParent());
     }
 
+    public RegisteredDevices getRegisteredDevices() throws VulcanException, IOException {
+        return new RegisteredDevices(getStudentAndParent());
+    }
+
+    public RegisterDevice getRegisterDevice() throws VulcanException, IOException {
+        return new RegisterDevice(getStudentAndParent());
+    }
+
     public Messages getMessages() throws VulcanException {
         return new Messages(getClient());
     }

api/src/main/java/io/github/wulkanowy/api/attendance/AttendanceTable.java

@@ -4,12 +4,8 @@ import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 
 import java.io.IOException;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.List;
-import java.util.Locale;
 
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
@@ -17,6 +13,9 @@ import io.github.wulkanowy.api.generic.Day;
 import io.github.wulkanowy.api.generic.Lesson;
 import io.github.wulkanowy.api.generic.Week;
 
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getDateAsTick;
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getFormattedDate;
+
 public class AttendanceTable {
 
     private final static String ATTENDANCE_PAGE_URL = "Frekwencja.mvc?data=";
@@ -27,13 +26,12 @@ public class AttendanceTable {
         this.snp = snp;
     }
 
-    public Week<Day> getWeekTable() throws IOException, ParseException, VulcanException {
+    public Week<Day> getWeekTable() throws IOException, VulcanException {
         return getWeekTable("");
     }
 
-    public Week<Day> getWeekTable(String tick) throws IOException, ParseException, VulcanException {
-        Element table = snp.getSnPPageDocument(ATTENDANCE_PAGE_URL + tick)
-
+    public Week<Day> getWeekTable(String date) throws IOException, VulcanException {
+        Element table = snp.getSnPPageDocument(ATTENDANCE_PAGE_URL + getDateAsTick(date))
                 .select(".mainContainer .presentData").first();
 
         Elements headerCells = table.select("thead th");
@@ -42,14 +40,10 @@ public class AttendanceTable {
         for (int i = 1; i < headerCells.size(); i++) {
             String[] dayHeaderCell = headerCells.get(i).html().split("<br>");
 
-            SimpleDateFormat sdf = new SimpleDateFormat("dd.MM.yyyy", Locale.ROOT);
-            Date d = sdf.parse(dayHeaderCell[1].trim());
-            sdf.applyPattern("yyyy-MM-dd");
-
-            Day day = new Day();
-            day.setDayName(dayHeaderCell[0]);
-            day.setDate(sdf.format(d));
-            days.add(day);
+            days.add(new Day()
+                    .setDayName(dayHeaderCell[0])
+                    .setDate(getFormattedDate(dayHeaderCell[1].trim()))
+            );
         }
 
         Elements hoursInDays = table.select("tbody tr");
@@ -63,7 +57,7 @@ public class AttendanceTable {
             for (int i = 1; i < size; i++) {
                 Lesson lesson = new Lesson();
                 lesson.setDate(days.get(i - 1).getDate());
-                lesson.setNumber(hours.get(0).text());
+                lesson.setNumber(Integer.valueOf(hours.get(0).text()));
 
                 addLessonDetails(lesson, hours.get(i));
 

api/src/main/java/io/github/wulkanowy/api/exams/ExamsWeek.java

@@ -6,17 +6,16 @@ import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 
 import java.io.IOException;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.List;
-import java.util.Locale;
 
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
 import io.github.wulkanowy.api.generic.Week;
 
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getDateAsTick;
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getFormattedDate;
+
 public class ExamsWeek {
 
     private static final String EXAMS_PAGE_URL = "Sprawdziany.mvc/Terminarz?rodzajWidoku=2&data=";
@@ -27,12 +26,12 @@ public class ExamsWeek {
         this.snp = snp;
     }
 
-    public Week<ExamDay> getCurrent() throws IOException, VulcanException, ParseException {
+    public Week<ExamDay> getCurrent() throws IOException, VulcanException {
         return getWeek("", true);
     }
 
-    public Week<ExamDay> getWeek(String tick, final boolean onlyNotEmpty) throws IOException, VulcanException, ParseException {
-        Document examsPage = snp.getSnPPageDocument(EXAMS_PAGE_URL + tick);
+    public Week<ExamDay> getWeek(String date, final boolean onlyNotEmpty) throws IOException, VulcanException {
+        Document examsPage = snp.getSnPPageDocument(EXAMS_PAGE_URL + getDateAsTick(date));
         Elements examsDays = examsPage.select(".mainContainer > div:not(.navigation)");
 
         List<ExamDay> days = new ArrayList<>();
@@ -71,11 +70,4 @@ public class ExamsWeek {
                         .first().text().split(" ")[1]))
                 .setDays(days);
     }
-
-    private String getFormattedDate(String date) throws ParseException {
-        SimpleDateFormat sdf = new SimpleDateFormat("dd.MM.yyyy", Locale.ROOT);
-        Date d = sdf.parse(date);
-        sdf.applyPattern("yyyy-MM-dd");
-        return sdf.format(d);
-    }
 }

api/src/main/java/io/github/wulkanowy/api/generic/Day.java

@@ -37,7 +37,8 @@ public class Day {
         return dayName;
     }
 
-    public void setDayName(String dayName) {
+    public Day setDayName(String dayName) {
         this.dayName = dayName;
+        return this;
     }
 }

api/src/main/java/io/github/wulkanowy/api/generic/Diary.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.api;
+package io.github.wulkanowy.api.generic;
 
 public class Diary implements ParamItem {
 

api/src/main/java/io/github/wulkanowy/api/generic/Lesson.java

@@ -2,7 +2,7 @@ package io.github.wulkanowy.api.generic;
 
 public class Lesson {
 
-    private String number = "";
+    private int number = 0;
 
     private String subject = "";
 
@@ -48,12 +48,13 @@ public class Lesson {
 
     private boolean isExemption = false;
 
-    public String getNumber() {
+    public int getNumber() {
         return number;
     }
 
-    public void setNumber(String number) {
+    public Lesson setNumber(int number) {
         this.number = number;
+        return this;
     }
 
     public String getSubject() {

api/src/main/java/io/github/wulkanowy/api/generic/ParamItem.java

@@ -1,6 +1,6 @@
-package io.github.wulkanowy.api;
+package io.github.wulkanowy.api.generic;
 
-interface ParamItem {
+public interface ParamItem {
 
     ParamItem setId(String id);
 

api/src/main/java/io/github/wulkanowy/api/generic/Semester.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.api;
+package io.github.wulkanowy.api.generic;
 
 public class Semester implements ParamItem {
 

api/src/main/java/io/github/wulkanowy/api/generic/Student.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.api;
+package io.github.wulkanowy.api.generic;
 
 public class Student implements ParamItem {
 

api/src/main/java/io/github/wulkanowy/api/grades/GradesList.java

@@ -5,42 +5,32 @@ import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 
 import java.io.IOException;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.List;
-import java.util.Locale;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
 
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getFormattedDate;
+
 public class GradesList {
 
     private static final String GRADES_PAGE_URL = "Oceny/Wszystkie?details=2&okres=";
 
     private SnP snp;
 
-    private List<Grade> grades = new ArrayList<>();
-
     public GradesList(SnP snp) {
         this.snp = snp;
     }
 
-    private String getGradesPageUrl() {
-        return GRADES_PAGE_URL;
-    }
-
-    public List<Grade> getAll() throws IOException, ParseException, VulcanException {
-        return getAll("");
-    }
-
-    public List<Grade> getAll(String semester) throws IOException, ParseException, VulcanException {
-        Document gradesPage = snp.getSnPPageDocument(getGradesPageUrl() + semester);
+    public List<Grade> getAll(String semester) throws IOException, VulcanException {
+        Document gradesPage = snp.getSnPPageDocument(GRADES_PAGE_URL + semester);
         Elements gradesRows = gradesPage.select(".ocenySzczegoly-table > tbody > tr");
 
+        List<Grade> grades = new ArrayList<>();
+
         for (Element row : gradesRows) {
             if ("Brak ocen".equals(row.select("td:nth-child(2)").text())) {
                 continue;
@@ -52,13 +42,13 @@ public class GradesList {
         return grades;
     }
 
-    private Grade getGrade(Element row) throws ParseException {
+    private Grade getGrade(Element row) {
         String descriptions = row.select("td:nth-child(3)").text();
 
         String symbol = descriptions.split(", ")[0];
         String description = descriptions.replaceFirst(Pattern.quote(symbol), "").replaceFirst(", ", "");
         String color = getColor(row.select("td:nth-child(2) span.ocenaCzastkowa").attr("style"));
-        String date = formatDate(row.select("td:nth-child(5)").text());
+        String date = getFormattedDate(row.select("td:nth-child(5)").text());
 
         return new Grade()
                 .setSubject(row.select("td:nth-child(1)").text())
@@ -82,12 +72,4 @@ public class GradesList {
 
         return color;
     }
-
-    private String formatDate(String date) throws ParseException {
-        SimpleDateFormat sdf = new SimpleDateFormat("dd.MM.yyyy", Locale.ROOT);
-        Date d = sdf.parse(date);
-        sdf.applyPattern("yyyy-MM-dd");
-
-        return sdf.format(d);
-    }
 }

api/src/main/java/io/github/wulkanowy/api/login/Login.java

@@ -5,10 +5,13 @@ import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
 import org.jsoup.parser.Parser;
 import org.jsoup.select.Elements;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 
 import io.github.wulkanowy.api.Client;
+import io.github.wulkanowy.api.NotLoggedInErrorException;
 import io.github.wulkanowy.api.VulcanException;
 
 public class Login {
@@ -20,6 +23,8 @@ public class Login {
 
     private Client client;
 
+    private static final Logger logger = LoggerFactory.getLogger(Login.class);
+
     public Login(Client client) {
         this.client = client;
     }
@@ -27,6 +32,11 @@ public class Login {
     public String login(String email, String password, String symbol) throws VulcanException, IOException {
         Document certDoc = sendCredentials(email, password);
 
+        if ("Błąd".equals(certDoc.title())) {
+            client.clearCookies();
+            throw new NotLoggedInErrorException(certDoc.body().text());
+        }
+
         return sendCertificate(certDoc, symbol);
     }
 
@@ -36,29 +46,29 @@ public class Login {
                 {"Password", password}
         };
 
-        String nextUrl = LOGIN_PAGE_URL;
-        Document loginPage = client.getPageByUrl(nextUrl, false);
+        Document nextDoc = sendCredentialsData(credentials, LOGIN_PAGE_URL);
 
-        Element formFirst = loginPage.select("#form1").first();
-        if (null != formFirst) { // on adfs login
-            Document formSecond = client.postPageByUrl(
-                    formFirst.attr("abs:action"),
-                    getFormStateParams(formFirst, "", "")
-            );
-            credentials = getFormStateParams(formSecond, email, password);
-            nextUrl = formSecond.select("#form1").first().attr("abs:action");
-        } else if (!"Logowanie".equals(loginPage.select("#h1Default").text())) {
-            throw new VulcanException("Expected login page, got page with title: " + loginPage.title());
-        }
-
-        Document html = client.postPageByUrl(nextUrl, credentials);
-
-        Element errorMessage = html.select(".ErrorMessage, #ErrorTextLabel").first();
+        Element errorMessage = nextDoc.selectFirst(".ErrorMessage, #ErrorTextLabel");
         if (null != errorMessage) {
             throw new BadCredentialsException(errorMessage.text());
         }
 
-        return html;
+        return nextDoc;
+    }
+
+    private Document sendCredentialsData(String[][] credentials, String nextUrl) throws IOException, VulcanException {
+        Element formFirst = client.getPageByUrl(nextUrl, false).selectFirst("#form1");
+
+        if (null != formFirst) { // only on adfs login
+            Document formSecond = client.postPageByUrl(
+                    formFirst.attr("abs:action"),
+                    getFormStateParams(formFirst, "", "")
+            );
+            credentials = getFormStateParams(formSecond, credentials[0][1], credentials[1][1]);
+            nextUrl = formSecond.selectFirst("#form1").attr("abs:action");
+        }
+
+        return client.postPageByUrl(nextUrl, credentials);
     }
 
     private String[][] getFormStateParams(Element form, String email, String password) {
@@ -77,18 +87,13 @@ public class Login {
     }
 
     String sendCertificate(Document doc, String defaultSymbol) throws IOException, VulcanException {
-        String certificate = doc.select("input[name=wresult]").val();
-
-        if ("".equals(certificate)) {
-            throw new VulcanException("Expected certificate, got empty string. Page title: " + doc.title());
-        }
-
-        client.setSymbol(findSymbol(defaultSymbol, certificate));
+        client.setSymbol(findSymbol(defaultSymbol, doc.select("input[name=wresult]").val()));
 
         Document targetDoc = sendCertData(doc);
         String title = targetDoc.title();
 
         if ("Working...".equals(title)) { // on adfs login
+            logger.info("ADFS login");
             title = sendCertData(targetDoc).title();
         }
 
@@ -97,6 +102,7 @@ public class Login {
         }
 
         if (!"Uonet+".equals(title)) {
+            logger.debug("Login failed. Body: {}", targetDoc.body());
             throw new LoginErrorException("Expected page title `UONET+`, got " + title);
         }
 
@@ -106,10 +112,6 @@ public class Login {
     private Document sendCertData(Document doc) throws IOException, VulcanException {
         String url = doc.select("form[name=hiddenform]").attr("action");
 
-        if (!doc.title().equals("Working...")) {
-            throw new VulcanException("Expected certificate page, got page with title: " + doc.title());
-        }
-
         return client.postPageByUrl(url.replaceFirst("Default", "{symbol}"), new String[][]{
                 {"wa", "wsignin1.0"},
                 {"wresult", doc.select("input[name=wresult]").val()},

api/src/main/java/io/github/wulkanowy/api/mobile/RegisterDevice.kt

@@ -0,0 +1,33 @@
+package io.github.wulkanowy.api.mobile
+
+import io.github.wulkanowy.api.SnP
+import org.jsoup.nodes.Element
+
+class RegisterDevice(private val snp: SnP) {
+
+    companion object {
+        const val REGISTER_URL = "DostepMobilny.mvc/Rejestruj"
+    }
+
+    data class Token(
+            val token: String,
+            val symbol: String,
+            val pin: String
+    )
+
+    fun getToken(): Token {
+        val form = snp.getSnPPageDocument(REGISTER_URL).selectFirst("#rejestracja-formularz")
+
+        val fields = form.select(".blockElement")
+
+        return Token(
+                getValue(fields[1]),
+                getValue(fields[2]),
+                getValue(fields[3])
+        )
+    }
+
+    fun getValue(e: Element): String {
+        return e.text().split(":")[1].trim()
+    }
+}

api/src/main/java/io/github/wulkanowy/api/mobile/RegisteredDevices.kt

@@ -0,0 +1,38 @@
+package io.github.wulkanowy.api.mobile
+
+import io.github.wulkanowy.api.SnP
+import io.github.wulkanowy.api.getFormattedDate
+
+class RegisteredDevices(private val snp: SnP) {
+
+    companion object {
+        const val DEVICES_LIST_URL = "DostepMobilny.mvc"
+    }
+
+    data class Device(
+            val name: String,
+            val system: String,
+            val date: String,
+            val id: Int
+    )
+
+    fun getList(): List<Device> {
+        val items = snp.getSnPPageDocument(DEVICES_LIST_URL).select("table tbody tr")
+        val devices: MutableList<Device> = mutableListOf()
+
+        for (item in items) {
+            val cells = item.select("td")
+            val system = cells[0].text().split("(").last().removeSuffix(")")
+
+            devices.add(Device(
+                    cells[0].text().replace(" ($system)", ""),
+                    system,
+                    getFormattedDate(cells[1].text(), "dd.MM.yyyy 'godz:' HH:mm:ss", "yyyy-MM-dd HH:mm:ss"),
+                    cells[2].select("a").attr("href")
+                            .split("/").last().toInt()
+            ))
+        }
+
+        return devices
+    }
+}

api/src/main/java/io/github/wulkanowy/api/notes/AchievementsList.java

@@ -14,9 +14,7 @@ public class AchievementsList {
 
     private static final String NOTES_PAGE_URL = "UwagiOsiagniecia.mvc/Wszystkie";
 
-    private SnP snp = null;
-
-    private List<String> achievements = new ArrayList<>();
+    private SnP snp;
 
     public AchievementsList(SnP snp) {
         this.snp = snp;
@@ -27,6 +25,8 @@ public class AchievementsList {
                 .select(".mainContainer > div").get(1);
         Elements items = pageFragment.select("article");
 
+        List<String> achievements = new ArrayList<>();
+
         for (Element item : items) {
             achievements.add(item.text());
         }

api/src/main/java/io/github/wulkanowy/api/notes/NotesList.java

@@ -10,13 +10,13 @@ import java.util.List;
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
 
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getFormattedDate;
+
 public class NotesList {
 
     private static final String NOTES_PAGE_URL = "UwagiOsiagniecia.mvc/Wszystkie";
 
-    private SnP snp = null;
-
-    private List<Note> notes = new ArrayList<>();
+    private SnP snp;
 
     public NotesList(SnP snp) {
         this.snp = snp;
@@ -28,10 +28,12 @@ public class NotesList {
         Elements items = pageFragment.select("article");
         Elements dates = pageFragment.select("h2");
 
+        List<Note> notes = new ArrayList<>();
+
         int index = 0;
         for (Element item : items) {
             notes.add(new Note()
-                    .setDate(dates.get(index++).text())
+                    .setDate(getFormattedDate(dates.get(index++).text()))
                     .setTeacher(snp.getRowDataChildValue(item, 1))
                     .setCategory(snp.getRowDataChildValue(item, 2))
                     .setContent(snp.getRowDataChildValue(item, 3))

api/src/main/java/io/github/wulkanowy/api/school/SchoolInfo.java

@@ -11,7 +11,7 @@ public class SchoolInfo {
 
     private static final String SCHOOL_PAGE_URL = "Szkola.mvc/Nauczyciele";
 
-    private SnP snp = null;
+    private SnP snp;
 
     public SchoolInfo(SnP snp) {
         this.snp = snp;

api/src/main/java/io/github/wulkanowy/api/school/TeachersInfo.java

@@ -15,7 +15,7 @@ public class TeachersInfo {
 
     private static final String SCHOOL_PAGE_URL = "Szkola.mvc/Nauczyciele";
 
-    private SnP snp = null;
+    private SnP snp;
 
     public TeachersInfo(SnP snp) {
         this.snp = snp;

api/src/main/java/io/github/wulkanowy/api/timetable/Timetable.java

@@ -3,36 +3,39 @@ package io.github.wulkanowy.api.timetable;
 import org.apache.commons.lang3.StringUtils;
 import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.List;
-import java.util.Locale;
 
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
 import io.github.wulkanowy.api.generic.Lesson;
 import io.github.wulkanowy.api.generic.Week;
 
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getDateAsTick;
+import static io.github.wulkanowy.api.DateTimeUtilsKt.getFormattedDate;
+
 public class Timetable {
 
-    private static final String TIMETABLE_PAGE_URL = "Lekcja.mvc/PlanLekcji?data=";
+    private static final String TIMETABLE_PAGE_URL = "Lekcja.mvc/PlanZajec?data=";
 
     private SnP snp;
 
+    private static final Logger logger = LoggerFactory.getLogger(Timetable.class);
+
     public Timetable(SnP snp) {
         this.snp = snp;
     }
 
-    public Week<TimetableDay> getWeekTable() throws IOException, ParseException, VulcanException {
+    public Week<TimetableDay> getWeekTable() throws IOException, VulcanException {
         return getWeekTable("");
     }
 
-    public Week<TimetableDay> getWeekTable(final String tick) throws IOException, ParseException, VulcanException {
-        Element table = snp.getSnPPageDocument(TIMETABLE_PAGE_URL + tick)
+    public Week<TimetableDay> getWeekTable(final String date) throws IOException, VulcanException {
+        Element table = snp.getSnPPageDocument(TIMETABLE_PAGE_URL + getDateAsTick(date))
                 .select(".mainContainer .presentData").first();
 
         List<TimetableDay> days = getDays(table.select("thead th"));
@@ -44,19 +47,20 @@ public class Timetable {
                 .setDays(days);
     }
 
-    private List<TimetableDay> getDays(Elements tableHeaderCells) throws ParseException {
+    private List<TimetableDay> getDays(Elements tableHeaderCells) {
         List<TimetableDay> days = new ArrayList<>();
+        int numberOfDays = tableHeaderCells.size();
 
-        for (int i = 2; i < 7; i++) {
+        if (numberOfDays > 7) {
+            logger.info("Number of days: {}", numberOfDays);
+        }
+
+        for (int i = 2; i < numberOfDays; i++) {
             String[] dayHeaderCell = tableHeaderCells.get(i).html().split("<br>");
 
-            SimpleDateFormat sdf = new SimpleDateFormat("dd.MM.yyyy", Locale.ROOT);
-            Date d = sdf.parse(dayHeaderCell[1].trim());
-            sdf.applyPattern("yyyy-MM-dd");
-
             TimetableDay day = new TimetableDay();
             day.setDayName(dayHeaderCell[0]);
-            day.setDate(sdf.format(d));
+            day.setDate(getFormattedDate(dayHeaderCell[1].trim()));
 
             if (tableHeaderCells.get(i).hasClass("free-day")) {
                 day.setFreeDay(true);
@@ -81,7 +85,7 @@ public class Timetable {
                 lesson.setStartTime(startEndEnd[0]);
                 lesson.setEndTime(startEndEnd[1]);
                 lesson.setDate(days.get(i - 2).getDate());
-                lesson.setNumber(hours.get(0).text());
+                lesson.setNumber(Integer.valueOf(hours.get(0).text()));
 
                 addLessonDetails(lesson, hours.get(i).select("div"));
 
@@ -98,8 +102,10 @@ public class Timetable {
                 addLessonInfoFromElement(lesson, e.first());
                 break;
             case 2:
-                Element span = e.last().select("span").first();
-                if (span.hasClass(LessonTypes.CLASS_MOVED_OR_CANCELED)) {
+                Element span = e.last().selectFirst("span");
+                if (null == span) {
+                    addLessonInfoFromElement(lesson, e.first());
+                } else if (span.hasClass(LessonTypes.CLASS_MOVED_OR_CANCELED)) {
                     lesson.setNewMovedInOrChanged(true);
                     lesson.setDescription("poprzednio: " + getLessonAndGroupInfoFromSpan(span)[0]);
                     addLessonInfoFromElement(lesson, e.first());
@@ -120,7 +126,9 @@ public class Timetable {
         Elements warn = e.select(".uwaga-panel");
 
         if (!warn.isEmpty()) {
-            e.select(".x-treelabel-rlz").last().text("(" + warn.text() + ")");
+            e.select("span").last()
+                    .addClass("x-treelabel-rlz")
+                    .text(warn.text());
             e.remove(1);
         }
     }
@@ -128,6 +136,11 @@ public class Timetable {
     private void addLessonInfoFromElement(Lesson lesson, Element e) {
         Elements spans = e.select("span");
 
+        if (spans.isEmpty()) {
+            logger.warn("Lesson span is empty");
+            return;
+        }
+
         addTypeInfo(lesson, spans);
         addNormalLessonInfo(lesson, spans);
         addChangesInfo(lesson, spans);
@@ -214,6 +227,10 @@ public class Timetable {
     }
 
     private String[] getLessonAndGroupInfoFromSpan(Element span) {
+        if (!span.text().contains("[")) {
+            return new String[] {span.text(), ""};
+        }
+
         String[] subjectNameArray = span.text().split(" ");
         String groupName = subjectNameArray[subjectNameArray.length - 1];
 

api/src/test/java/io/github/wulkanowy/api/ClientTest.java

@@ -25,7 +25,7 @@ public class ClientTest {
 
         Document doc = Jsoup.parse(getFixtureAsString("login/Logowanie-success.html"));
 
-        Assert.assertEquals(doc, client.checkForErrors(doc));
+        Assert.assertEquals(doc, client.checkForErrors(doc, 200));
     }
 
     @Test(expected = VulcanOfflineException.class)
@@ -34,7 +34,7 @@ public class ClientTest {
 
         Document doc = Jsoup.parse(getFixtureAsString("login/PrzerwaTechniczna.html"));
 
-        client.checkForErrors(doc);
+        client.checkForErrors(doc, 200);
     }
 
     @Test(expected = NotLoggedInErrorException.class)
@@ -43,7 +43,7 @@ public class ClientTest {
 
         Document doc = Jsoup.parse(getFixtureAsString("login/Logowanie-notLoggedIn.html"));
 
-        client.checkForErrors(doc);
+        client.checkForErrors(doc, 200);
     }
 
     @Test

api/src/test/java/io/github/wulkanowy/api/DateTimeUtilsTest.kt

@@ -0,0 +1,53 @@
+package io.github.wulkanowy.api
+
+import org.junit.Assert
+import org.junit.Test
+import java.text.ParseException
+import java.text.SimpleDateFormat
+import java.util.*
+
+class DateTimeUtilsTest {
+
+    @Test
+    fun getTicksDateObjectTest() {
+        val format = SimpleDateFormat("dd.MM.yyyy", Locale.ROOT)
+        format.timeZone = TimeZone.getTimeZone("UTC")
+        val date = format.parse("31.07.2017")
+
+        Assert.assertEquals(636370560000000000L, getDateAsTick(date))
+
+        val calendar = Calendar.getInstance()
+        calendar.time = date
+        calendar.add(Calendar.DAY_OF_YEAR, -14)
+        val dateTwoWeekBefore = calendar.time
+
+        Assert.assertEquals(636358464000000000L, getDateAsTick(dateTwoWeekBefore))
+    }
+
+    @Test(expected = ParseException::class)
+    fun getTicsStringInvalidFormatTest() {
+        Assert.assertEquals(636370560000000000L, getDateAsTick("31.07.2017", "dd.MMM.yyyy"))
+    }
+
+    @Test
+    fun getTicsStringFormatTest() {
+        Assert.assertEquals(636370560000000000L, getDateAsTick("31.07.2017", "dd.MM.yyyy"))
+    }
+
+    @Test
+    fun getTicsStringTest() {
+        Assert.assertEquals("636370560000000000", getDateAsTick("2017-07-31"))
+        Assert.assertEquals("636334272000000000", getDateAsTick("2017-06-19"))
+        Assert.assertEquals("636189120000000000", getDateAsTick("2017-01-02"))
+        Assert.assertEquals("636080256000000000", getDateAsTick("2016-08-29"))
+    }
+
+    @Test
+    fun getDateTest() {
+        val format = SimpleDateFormat("dd.MM.yyyy", Locale.ROOT)
+        format.timeZone = TimeZone.getTimeZone("UTC")
+        val date = format.parse("31.07.2017")
+
+        Assert.assertEquals(date, getDate(636370560000000000L))
+    }
+}

api/src/test/java/io/github/wulkanowy/api/StudentAndParentTest.java

@@ -11,6 +11,8 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 
+import io.github.wulkanowy.api.generic.Semester;
+
 public class StudentAndParentTest {
 
     private Client client;
@@ -53,7 +55,7 @@ public class StudentAndParentTest {
                 snp.getSnpHomePageUrl());
     }
 
-    @Test(expected = NotLoggedInErrorException.class)
+    @Test(expected = VulcanException.class)
     public void getSnpPageUrlWithWrongPage() throws Exception {
         Document wrongPageDocument = Jsoup.parse(
                 FixtureHelper.getAsString(getClass().getResourceAsStream("OcenyWszystkie-semester.html"))
@@ -81,7 +83,7 @@ public class StudentAndParentTest {
                 snp.getExtractedIdFromUrl("https://uonetplus-opiekun.vulcan.net.pl/demoupowiat/demo12345/Start/Index/"));
     }
 
-    @Test(expected = NotLoggedInErrorException.class)
+    @Test(expected = VulcanException.class)
     public void getExtractedIDNotLoggedTest() throws Exception {
         Mockito.when(client.getHost()).thenReturn("vulcan.net.pl");
         StudentAndParent snp = new StudentAndParent(client, "symbol", null, null);
@@ -129,8 +131,8 @@ public class StudentAndParentTest {
 
     @Test
     public void getDiariesAndStudentTest() throws IOException, VulcanException {
-        Document snpHome = Jsoup.parse(FixtureHelper.getAsString(
-                getClass().getResourceAsStream("StudentAndParent.html")));
+        String input = FixtureHelper.getAsString(getClass().getResourceAsStream("WitrynaUczniaIRodzica.html"));
+        Document snpHome = Jsoup.parse(input);
 
         client = Mockito.mock(Client.class);
         Mockito.when(client.getPageByUrl(Mockito.anyString())).thenReturn(snpHome);

api/src/test/java/io/github/wulkanowy/api/StudentAndParentTestCase.java

@@ -5,6 +5,8 @@ import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
 import org.mockito.Mockito;
 
+import io.github.wulkanowy.api.generic.Semester;
+
 public abstract class StudentAndParentTestCase {
 
     protected StudentAndParent getSnp(String fixtureFileName) throws Exception {

api/src/test/java/io/github/wulkanowy/api/grades/GradesListTest.java

@@ -19,12 +19,12 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getAllTest() throws Exception {
-        Assert.assertEquals(7, filled.getAll().size()); // 2 items are skipped
+        Assert.assertEquals(7, filled.getAll("").size()); // 2 items are skipped
     }
 
     @Test
     public void getSubjectTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("Zajęcia z wychowawcą", list.get(0).getSubject());
         Assert.assertEquals("Język angielski", list.get(3).getSubject());
@@ -34,7 +34,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getValueTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("5", list.get(0).getValue());
         Assert.assertEquals("5", list.get(3).getValue());
@@ -44,7 +44,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getColorTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("000000", list.get(0).getColor());
         Assert.assertEquals("1289F7", list.get(3).getColor());
@@ -54,7 +54,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getSymbolTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("A1", list.get(0).getSymbol());
         Assert.assertEquals("BW3", list.get(3).getSymbol());
@@ -65,7 +65,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getDescriptionTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("Dzień Kobiet w naszej klasie", list.get(0).getDescription());
         Assert.assertEquals("Writing", list.get(3).getDescription());
@@ -76,7 +76,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getWeightTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("1,00", list.get(0).getWeight());
         Assert.assertEquals("3,00", list.get(3).getWeight());
@@ -86,7 +86,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getDateTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("2017-03-21", list.get(0).getDate());
         Assert.assertEquals("2017-06-02", list.get(3).getDate());
@@ -96,7 +96,7 @@ public class GradesListTest extends StudentAndParentTestCase {
 
     @Test
     public void getTeacherTest() throws Exception {
-        List<Grade> list = filled.getAll();
+        List<Grade> list = filled.getAll("");
 
         Assert.assertEquals("Patryk Maciejewski", list.get(0).getTeacher());
         Assert.assertEquals("Oliwia Woźniak", list.get(3).getTeacher());

api/src/test/java/io/github/wulkanowy/api/mobile/RegisterDevice.kt

@@ -0,0 +1,17 @@
+package io.github.wulkanowy.api.mobile
+
+import io.github.wulkanowy.api.StudentAndParentTestCase
+import org.junit.Assert.assertEquals
+import org.junit.Test
+
+class RegisterDeviceTest : StudentAndParentTestCase() {
+
+    @Test
+    fun getTokenTest() {
+        val registration = RegisterDevice(getSnp("Rejestruj.html"))
+
+        assertEquals("3S1A1B2C", registration.getToken().token)
+        assertEquals("Default", registration.getToken().symbol)
+        assertEquals("1234567", registration.getToken().pin)
+    }
+}

api/src/test/java/io/github/wulkanowy/api/mobile/RegisteredDevicesListTest.kt

@@ -0,0 +1,37 @@
+package io.github.wulkanowy.api.mobile
+
+import io.github.wulkanowy.api.StudentAndParentTestCase
+import org.junit.Assert.assertEquals
+import org.junit.Test
+
+class RegisteredDevicesListTest : StudentAndParentTestCase() {
+
+    private val filled = RegisteredDevices(getSnp("DostepMobilny-filled.html"))
+
+    @Test
+    fun getListTest() {
+        assertEquals(2, filled.getList().size)
+    }
+
+    @Test
+    fun getNameTest() {
+        assertEquals("google Android SDK built for x86", filled.getList()[0].name)
+        assertEquals("google (Android SDK) built for x86", filled.getList()[1].name)
+    }
+
+    @Test
+    fun getSystemTest() {
+        assertEquals("Android 8.1.0", filled.getList()[0].system)
+        assertEquals("Android 8.1.0", filled.getList()[1].system)
+    }
+
+    @Test
+    fun getDateTest() {
+        assertEquals("2018-01-20 22:35:30", filled.getList()[0].date)
+    }
+
+    @Test
+    fun getIdTest() {
+        assertEquals(321, filled.getList()[0].id)
+    }
+}

api/src/test/java/io/github/wulkanowy/api/notes/NotesListTest.java

@@ -30,8 +30,8 @@ public class NotesListTest extends StudentAndParentTestCase {
     public void getDateTest() throws Exception {
         List<Note> filledList = filled.getAllNotes();
 
-        Assert.assertEquals("06.06.2017", filledList.get(0).getDate());
-        Assert.assertEquals("01.10.2016", filledList.get(2).getDate());
+        Assert.assertEquals("2017-06-06", filledList.get(0).getDate());
+        Assert.assertEquals("2016-10-01", filledList.get(2).getDate());
     }
 
     @Test

api/src/test/java/io/github/wulkanowy/api/timetable/TimetableTest.java

@@ -83,11 +83,11 @@ public class TimetableTest extends StudentAndParentTestCase {
 
     @Test
     public void getLessonNumberTest() throws Exception {
-        Assert.assertEquals("2", std.getWeekTable().getDay(0).getLesson(1).getNumber());
-        Assert.assertEquals("5", std.getWeekTable().getDay(2).getLesson(4).getNumber());
-        Assert.assertEquals("0", full.getWeekTable().getDay(0).getLesson(0).getNumber());
-        Assert.assertEquals("13", full.getWeekTable().getDay(4).getLesson(13).getNumber());
-        Assert.assertEquals("3", holidays.getWeekTable().getDay(3).getLesson(3).getNumber());
+        Assert.assertEquals(2, std.getWeekTable().getDay(0).getLesson(1).getNumber());
+        Assert.assertEquals(5, std.getWeekTable().getDay(2).getLesson(4).getNumber());
+        Assert.assertEquals(0, full.getWeekTable().getDay(0).getLesson(0).getNumber());
+        Assert.assertEquals(13, full.getWeekTable().getDay(4).getLesson(13).getNumber());
+        Assert.assertEquals(3, holidays.getWeekTable().getDay(3).getLesson(3).getNumber());
     }
 
     @Test
@@ -105,6 +105,7 @@ public class TimetableTest extends StudentAndParentTestCase {
         Assert.assertEquals("Zajęcia techniczne", std.getWeekTable().getDay(2).getLesson(4).getSubject());
         Assert.assertEquals("Wychowanie fizyczne", std.getWeekTable().getDay(1).getLesson(1).getSubject());
         Assert.assertEquals("Język angielski", full.getWeekTable().getDay(0).getLesson(1).getSubject());
+        Assert.assertEquals("Wychowanie fizyczne", full.getWeekTable().getDay(0).getLesson(9).getSubject());
         Assert.assertEquals("Wychowanie do życia w rodzinie", full.getWeekTable().getDay(2).getLesson(0).getSubject());
         Assert.assertEquals("Wychowanie fizyczne", full.getWeekTable().getDay(3).getLesson(1).getSubject());
         Assert.assertEquals("Uroczyste zakończenie roku szkolnego", full.getWeekTable().getDay(4).getLesson(0).getSubject());
@@ -155,6 +156,8 @@ public class TimetableTest extends StudentAndParentTestCase {
         Assert.assertEquals("poprzednio: Wychowanie fizyczne", full.getWeekTable().getDay(4).getLesson(2).getDescription());
         Assert.assertEquals("egzamin", full.getWeekTable().getDay(3).getLesson(0).getDescription());
         Assert.assertEquals("", full.getWeekTable().getDay(4).getLesson(1).getDescription());
+        Assert.assertEquals("poprzednio: Zajęcia z wychowawcą", full.getWeekTable().getDay(4).getLesson(5).getDescription());
+        Assert.assertEquals("opis w uwadze bez klasy w spanie", full.getWeekTable().getDay(4).getLesson(4).getDescription());
         Assert.assertEquals("", holidays.getWeekTable().getDay(3).getLesson(3).getDescription());
     }
 

api/src/test/resources/io/github/wulkanowy/api/mobile/DostepMobilny-filled.html

@@ -0,0 +1,44 @@
+<!DOCTYPE html>
+<html lang="pl">
+<head>
+    <meta charset="utf-8">
+    <title>Witryna ucznia i rodzica – dostęp mobilny</title>
+</head>
+<body>
+
+<main class="mainContainer">
+    <h1>Dostęp mobilny</h1>
+
+    <article>
+        <h2>Zarejestrowane urządzenia</h2>
+    </article>
+    <table>
+        <thead>
+            <tr>
+                <th>Urządzenie</th>
+                <th>Data rejestracji</th>
+                <th></th>
+            </tr>
+        </thead>
+        <tbody>
+            <tr class="text-center">
+                <td>google Android SDK built for x86 (Android 8.1.0)</td>
+                <td>20.01.2018 godz: 22:35:30</td>
+                <td class="cellWithButton">
+                    <a href="/Default/123456/DostepMobilny.mvc/Wyrejestruj/321" class="button">Wyrejestruj</a>
+                </td>
+            </tr>
+            <tr class="text-center">
+                <td>google (Android SDK) built for x86 (Android 8.1.0)</td>
+                <td>20.01.2018 godz: 22:35:30</td>
+                <td class="cellWithButton">
+                    <a href="/Default/123456/DostepMobilny.mvc/Wyrejestruj/213" class="button">Wyrejestruj</a>
+                </td>
+            </tr>
+        </tbody>
+    </table>
+</main>
+
+<footer>wersja: 18.01.0001.27311</footer>
+</body>
+</html>

api/src/test/resources/io/github/wulkanowy/api/mobile/Rejestruj.html

@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html lang="pl">
+<head>
+    <meta charset="utf-8">
+    <title>Witryna ucznia i rodzica – Rejestracja urządzenia mobilnego</title>
+    <style>
+        .blockElement {
+            display: block;
+        }
+    </style>
+</head>
+<body>
+<main class="mainContainer">
+    <h1>Rejestracja urządzenia mobilnego</h1>
+    <article class="text-center" id="rejestracja-formularz">
+        <span class="blockElement">Za pomocą aplikacji &quot;Dzienniczek+&quot; zeskanuj kod QR.</span>
+        <img src=" data:image/png;base64,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"
+             alt="Kod QR" title="Kod QR" height="400" width="400"/>
+        <span class="blockElement">Token: 3S1A1B2C</span>
+        <span class="blockElement">Symbol: Default</span>
+        <span class="blockElement">PIN: 1234567</span>
+    </article>
+</main>
+<footer>wersja: 18.01.0001.27311</footer>
+</body>
+</html>

api/src/test/resources/io/github/wulkanowy/api/timetable/PlanLekcji-full.html

@@ -319,7 +319,16 @@
                   <span></span>
                 </div>
               </td>
-              <td></td>
+              <td>
+                <div>
+                  <span class="x-treelabel-ppl x-treelabel-inv">Język polski</span>
+                  <span class="x-treelabel-ppl x-treelabel-inv"> </span>
+                  <span class="x-treelabel-ppl x-treelabel-inv">16</span>
+                  <span class="random-class">(oddział nieobecny)</span>
+                </div>
+                <button type="button" class="uwaga-btn">Uwaga</button>
+                <div class="uwaga-panel">opis w uwadze bez klasy w spanie</div>
+              </td>
             </tr>
             <tr>
               <td>5</td>
@@ -355,7 +364,20 @@
                   <span></span>
                 </div>
               </td>
-              <td></td>
+              <td>
+                <div>
+                  <span class="">Tworzenie i administrowanie bazami danych [zaw2]</span>
+                  <span class=""></span>
+                  <span class=""></span>
+                  <span class=""></span>
+                </div>
+                <div>
+                  <span class="x-treelabel-ppl x-treelabel-inv">Zajęcia z wychowawcą</span>
+                  <span class="x-treelabel-ppl x-treelabel-inv">Małgorzata Kowal</span>
+                  <span class="x-treelabel-ppl x-treelabel-inv">43</span>
+                  <span class="x-treelabel-rlz">(zmiana organizacji zajęć)</span>
+                </div>
+              </td>
             </tr>
             <tr>
               <td>6</td>
@@ -461,7 +483,18 @@
             <tr>
               <td>9</td>
               <td>14:50 15:35</td>
-              <td></td>
+              <td>
+                <div>
+                  <span class="x-treelabel-ppl x-treelabel-zas">Wychowanie fizyczne [zaw2]</span>
+                  <span class="x-treelabel-ppl x-treelabel-zas"></span>
+                  <span class="x-treelabel-ppl x-treelabel-zas"></span>
+                  <span class="x-treelabel-ppl x-treelabel-zas">G3</span>
+                  <span class="x-treelabel-rlz">(przeniesiona z lekcji 7, 01.12.2017)</span>
+                </div>
+                <div>
+                  <!--<span>WTF</span>-->
+                </div>
+              </td>
               <td>
                 <div>
                   <span class="x-treelabel-ppl x-treelabel-inv">Język niemiecki [J1]</span>

app/build.gradle

@@ -9,7 +9,7 @@ buildscript {
         classpath "org.greenrobot:greendao-gradle-plugin:$greenDaoGradle"
         classpath "io.fabric.tools:gradle:$fabricGradle"
         classpath "com.google.gms:oss-licenses:0.9.2"
-        classpath 'com.github.triplet.gradle:play-publisher:1.2.0'
+        classpath "com.github.triplet.gradle:play-publisher:$playPublisher"
     }
 }
 
@@ -41,8 +41,8 @@ android {
         testApplicationId "io.github.tests.wulkanowy"
         minSdkVersion 15
         targetSdkVersion 26
-        versionCode 10
-        versionName "0.4.2"
+        versionCode 14
+        versionName "0.5.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
         playAccountConfig = playAccountConfigs.defaultAccountConfig
@@ -91,7 +91,7 @@ play {
 }
 
 greendao {
-    schemaVersion 27
+    schemaVersion 28
     generateTests = true
 }
 
@@ -118,6 +118,9 @@ dependencies {
     implementation "com.jakewharton.threetenabp:threetenabp:$threeTenABP"
     implementation "com.google.android.gms:play-services-oss-licenses:$ossLicenses"
 
+    implementation "com.jakewharton.timber:timber:$timber"
+    implementation "at.favre.lib:slf4j-timber:$slf4jTimber"
+
     implementation("com.crashlytics.sdk.android:crashlytics:$crashlyticsSdk@aar") {
         transitive = true
     }

app/src/main/AndroidManifest.xml

@@ -14,7 +14,6 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
-        android:supportsRtl="true"
         android:theme="@style/WulkanowyTheme">
         <activity
             android:name=".ui.splash.SplashActivity"
@@ -31,20 +30,20 @@
             android:name=".ui.login.LoginActivity"
             android:configChanges="orientation|screenSize"
             android:label="@string/title_activity_login"
-            android:theme="@style/WulkanowyTheme.LoginTheme"
+            android:theme="@style/WulkanowyTheme.DarkActionBar"
             android:windowSoftInputMode="adjustResize" />
         <activity
             android:name=".ui.main.MainActivity"
             android:configChanges="orientation|screenSize"
             android:label="@string/activity_dashboard_text"
             android:launchMode="singleTop"
-            android:theme="@style/WulkanowyTheme" />
+            />
         <activity
             android:name="com.google.android.gms.oss.licenses.OssLicensesMenuActivity"
-            android:theme="@style/WulkanowyTheme.LoginTheme" />
+            android:theme="@style/WulkanowyTheme.DarkActionBar" />
         <activity
             android:name="com.google.android.gms.oss.licenses.OssLicensesActivity"
-            android:theme="@style/WulkanowyTheme.LoginTheme" />
+            android:theme="@style/WulkanowyTheme.DarkActionBar" />
 
         <service
             android:name=".services.jobs.SyncJob"

app/src/main/java/io/github/wulkanowy/WulkanowyApp.java

@@ -1,8 +1,7 @@
 package io.github.wulkanowy;
 
-import android.app.Application;
-
 import com.crashlytics.android.Crashlytics;
+import com.crashlytics.android.answers.Answers;
 import com.crashlytics.android.core.CrashlyticsCore;
 import com.jakewharton.threetenabp.AndroidThreeTen;
 
@@ -10,18 +9,17 @@ import org.greenrobot.greendao.query.QueryBuilder;
 
 import javax.inject.Inject;
 
+import dagger.android.AndroidInjector;
+import dagger.android.support.DaggerApplication;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
-import eu.davidea.flexibleadapter.utils.Log;
 import io.fabric.sdk.android.Fabric;
 import io.github.wulkanowy.data.RepositoryContract;
-import io.github.wulkanowy.di.component.ApplicationComponent;
-import io.github.wulkanowy.di.component.DaggerApplicationComponent;
-import io.github.wulkanowy.di.modules.ApplicationModule;
-import io.github.wulkanowy.utils.LogUtils;
+import io.github.wulkanowy.di.DaggerAppComponent;
+import io.github.wulkanowy.utils.FabricUtils;
+import io.github.wulkanowy.utils.LoggerUtils;
+import timber.log.Timber;
 
-public class WulkanowyApp extends Application {
-
-    protected ApplicationComponent applicationComponent;
+public class WulkanowyApp extends DaggerApplication {
 
     @Inject
     RepositoryContract repository;
@@ -31,12 +29,6 @@ public class WulkanowyApp extends Application {
         super.onCreate();
         AndroidThreeTen.init(this);
 
-        applicationComponent = DaggerApplicationComponent
-                .builder()
-                .applicationModule(new ApplicationModule(this))
-                .build();
-        applicationComponent.inject(this);
-
         if (BuildConfig.DEBUG) {
             enableDebugLog();
         }
@@ -48,27 +40,35 @@ public class WulkanowyApp extends Application {
         if (repository.getSharedRepo().isUserLoggedIn()) {
             try {
                 repository.getSyncRepo().initLastUser();
+                FabricUtils.logLogin("Open app", true);
             } catch (Exception e) {
-                LogUtils.error("An error occurred when the application was started", e);
+                FabricUtils.logLogin("Open app", false);
+                Timber.e(e, "An error occurred when the application was started");
             }
         }
     }
 
     private void enableDebugLog() {
         QueryBuilder.LOG_VALUES = true;
-        FlexibleAdapter.enableLogs(Log.Level.DEBUG);
+        FlexibleAdapter.enableLogs(eu.davidea.flexibleadapter.utils.Log.Level.DEBUG);
+        Timber.plant(new LoggerUtils.DebugLogTree());
     }
 
     private void initializeFabric() {
         Fabric.with(new Fabric.Builder(this)
-                .kits(new Crashlytics.Builder()
-                        .core(new CrashlyticsCore.Builder().disabled(BuildConfig.DEBUG).build())
-                        .build())
+                .kits(
+                        new Crashlytics.Builder()
+                                .core(new CrashlyticsCore.Builder().disabled(BuildConfig.DEBUG).build())
+                                .build(),
+                        new Answers()
+                )
                 .debuggable(BuildConfig.DEBUG)
                 .build());
+        Timber.plant(new LoggerUtils.CrashlyticsTree());
     }
 
-    public ApplicationComponent getApplicationComponent() {
-        return applicationComponent;
+    @Override
+    protected AndroidInjector<? extends DaggerApplication> applicationInjector() {
+        return DaggerAppComponent.builder().create(this);
     }
 }

app/src/main/java/io/github/wulkanowy/data/Repository.java

@@ -47,4 +47,10 @@ public class Repository implements RepositoryContract {
     public SyncContract getSyncRepo() {
         return synchronization;
     }
+
+    @Override
+    public void cleanAllData() {
+        sharedPref.cleanSharedPref();
+        database.recreateDatabase();
+    }
 }

app/src/main/java/io/github/wulkanowy/data/RepositoryContract.java

@@ -17,4 +17,6 @@ public interface RepositoryContract {
     DbContract getDbRepo();
 
     SyncContract getSyncRepo();
+
+    void cleanAllData();
 }

app/src/main/java/io/github/wulkanowy/data/db/dao/DbContract.java

@@ -4,6 +4,7 @@ import java.util.List;
 
 import io.github.wulkanowy.data.db.dao.entities.Grade;
 import io.github.wulkanowy.data.db.dao.entities.Subject;
+import io.github.wulkanowy.data.db.dao.entities.Symbol;
 import io.github.wulkanowy.data.db.dao.entities.Week;
 
 public interface DbContract {
@@ -20,6 +21,8 @@ public interface DbContract {
 
     long getCurrentSymbolId();
 
+    Symbol getCurrentSymbol();
+
     long getCurrentDiaryId();
 
     long getSemesterId(int name);
@@ -27,4 +30,6 @@ public interface DbContract {
     long getCurrentSemesterId();
 
     int getCurrentSemesterName();
+
+    void recreateDatabase();
 }

app/src/main/java/io/github/wulkanowy/data/db/dao/DbHelper.java

@@ -12,6 +12,7 @@ import java.util.Comparator;
 import java.util.List;
 
 import javax.inject.Inject;
+import javax.inject.Named;
 import javax.inject.Singleton;
 
 import io.github.wulkanowy.api.Vulcan;
@@ -19,10 +20,9 @@ import io.github.wulkanowy.data.db.dao.entities.DaoMaster;
 import io.github.wulkanowy.data.db.dao.migrations.Migration23;
 import io.github.wulkanowy.data.db.dao.migrations.Migration26;
 import io.github.wulkanowy.data.db.dao.migrations.Migration27;
+import io.github.wulkanowy.data.db.dao.migrations.Migration28;
 import io.github.wulkanowy.data.db.shared.SharedPrefContract;
-import io.github.wulkanowy.di.annotations.ApplicationContext;
-import io.github.wulkanowy.di.annotations.DatabaseInfo;
-import io.github.wulkanowy.utils.LogUtils;
+import timber.log.Timber;
 
 @Singleton
 public class DbHelper extends DaoMaster.OpenHelper {
@@ -32,7 +32,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
     private final Vulcan vulcan;
 
     @Inject
-    DbHelper(@ApplicationContext Context context, @DatabaseInfo String dbName,
+    DbHelper(Context context, @Named("dbName") String dbName,
              SharedPrefContract sharedPref, Vulcan vulcan) {
         super(context, dbName);
         this.sharedPref = sharedPref;
@@ -41,7 +41,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
 
     @Override
     public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
-        LogUtils.info("Cleaning user data oldVersion=" + oldVersion + " newVersion=" + newVersion);
+        Timber.i("Cleaning user data oldVersion=%s newVersion=%s", oldVersion, newVersion);
         Database database = new StandardDatabase(db);
         recreateDatabase(database);
     }
@@ -54,11 +54,11 @@ public class DbHelper extends DaoMaster.OpenHelper {
         for (Migration migration : migrations) {
             if (oldVersion < migration.getVersion()) {
                 try {
-                    LogUtils.info("Applying migration to db schema v" + migration.getVersion() + "...");
+                    Timber.i("Applying migration to db schema v%s...", migration.getVersion());
                     migration.runMigration(db, sharedPref, vulcan);
-                    LogUtils.info("Migration " + migration.getVersion() + " complete");
+                    Timber.i("Migration %s complete", migration.getVersion());
                 } catch (Exception e) {
-                    e.printStackTrace();
+                    Timber.e(e, "Failed to apply migration");
                     recreateDatabase(db);
                     break;
                 }
@@ -67,7 +67,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
     }
 
     private void recreateDatabase(Database db) {
-        LogUtils.info("Database is recreating...");
+        Timber.i("Database is recreating...");
         sharedPref.setCurrentUserId(0);
         DaoMaster.dropAllTables(db, true);
         onCreate(db);
@@ -78,6 +78,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
         migrations.add(new Migration23());
         migrations.add(new Migration26());
         migrations.add(new Migration27());
+        migrations.add(new Migration28());
 
         // Sorting just to be safe, in case other people add migrations in the wrong order.
         Comparator<Migration> migrationComparator = new Comparator<Migration>() {

app/src/main/java/io/github/wulkanowy/data/db/dao/DbRepository.java

@@ -1,9 +1,12 @@
 package io.github.wulkanowy.data.db.dao;
 
+import org.greenrobot.greendao.database.Database;
+
 import java.util.List;
 
 import javax.inject.Inject;
 
+import io.github.wulkanowy.data.db.dao.entities.DaoMaster;
 import io.github.wulkanowy.data.db.dao.entities.DaoSession;
 import io.github.wulkanowy.data.db.dao.entities.DiaryDao;
 import io.github.wulkanowy.data.db.dao.entities.Grade;
@@ -12,6 +15,7 @@ import io.github.wulkanowy.data.db.dao.entities.Semester;
 import io.github.wulkanowy.data.db.dao.entities.SemesterDao;
 import io.github.wulkanowy.data.db.dao.entities.StudentDao;
 import io.github.wulkanowy.data.db.dao.entities.Subject;
+import io.github.wulkanowy.data.db.dao.entities.Symbol;
 import io.github.wulkanowy.data.db.dao.entities.SymbolDao;
 import io.github.wulkanowy.data.db.dao.entities.Week;
 import io.github.wulkanowy.data.db.dao.entities.WeekDao;
@@ -57,10 +61,15 @@ public class DbRepository implements DbContract {
     }
 
     @Override
-    public long getCurrentSymbolId() {
+    public Symbol getCurrentSymbol() {
         return daoSession.getSymbolDao().queryBuilder().where(
                 SymbolDao.Properties.UserId.eq(sharedPref.getCurrentUserId())
-        ).unique().getId();
+        ).unique();
+    }
+
+    @Override
+    public long getCurrentSymbolId() {
+        return getCurrentSymbol().getId();
     }
 
     @Override
@@ -103,4 +112,12 @@ public class DbRepository implements DbContract {
                 SemesterDao.Properties.Current.eq(true)
         ).unique();
     }
+
+    @Override
+    public void recreateDatabase() {
+        Database database = daoSession.getDatabase();
+
+        DaoMaster.dropAllTables(database, true);
+        DaoMaster.createAllTables(database, true);
+    }
 }

app/src/main/java/io/github/wulkanowy/data/db/dao/entities/Day.java

@@ -5,6 +5,7 @@ import org.greenrobot.greendao.annotation.Entity;
 import org.greenrobot.greendao.annotation.Generated;
 import org.greenrobot.greendao.annotation.Id;
 import org.greenrobot.greendao.annotation.Index;
+import org.greenrobot.greendao.annotation.OrderBy;
 import org.greenrobot.greendao.annotation.Property;
 import org.greenrobot.greendao.annotation.ToMany;
 
@@ -35,9 +36,11 @@ public class Day {
     @Property(nameInDb = "free_day_name")
     private String freeDayName = "";
 
+    @OrderBy("number ASC")
     @ToMany(referencedJoinProperty = "dayId")
     private List<TimetableLesson> timetableLessons;
 
+    @OrderBy("number ASC")
     @ToMany(referencedJoinProperty = "dayId")
     private List<AttendanceLesson> attendanceLessons;
 
@@ -50,9 +53,7 @@ public class Day {
     @Generated(hash = 2040040024)
     private transient DaoSession daoSession;
 
-    /**
-     * Used for active entity operations.
-     */
+    /** Used for active entity operations. */
     @Generated(hash = 312167767)
     private transient DayDao myDao;
 
@@ -185,6 +186,36 @@ public class Day {
         attendanceLessons = null;
     }
 
+    /**
+     * To-many relationship, resolved on first access (and after reset).
+     * Changes to to-many relations are not persisted, make changes to the target entity.
+     */
+    @Generated(hash = 1231531946)
+    public List<Exam> getExams() {
+        if (exams == null) {
+            final DaoSession daoSession = this.daoSession;
+            if (daoSession == null) {
+                throw new DaoException("Entity is detached from DAO context");
+            }
+            ExamDao targetDao = daoSession.getExamDao();
+            List<Exam> examsNew = targetDao._queryDay_Exams(id);
+            synchronized (this) {
+                if (exams == null) {
+                    exams = examsNew;
+                }
+            }
+        }
+        return exams;
+    }
+
+    /**
+     * Resets a to-many relationship, making the next get call to query for a fresh result.
+     */
+    @Generated(hash = 841969952)
+    public synchronized void resetExams() {
+        exams = null;
+    }
+
     /**
      * Convenient call for {@link org.greenrobot.greendao.AbstractDao#delete(Object)}.
      * Entity must attached to an entity context.
@@ -221,40 +252,12 @@ public class Day {
         myDao.update(this);
     }
 
-    /**
-     * To-many relationship, resolved on first access (and after reset).
-     * Changes to to-many relations are not persisted, make changes to the target entity.
-     */
-    @Generated(hash = 1231531946)
-    public List<Exam> getExams() {
-        if (exams == null) {
-            final DaoSession daoSession = this.daoSession;
-            if (daoSession == null) {
-                throw new DaoException("Entity is detached from DAO context");
-            }
-            ExamDao targetDao = daoSession.getExamDao();
-            List<Exam> examsNew = targetDao._queryDay_Exams(id);
-            synchronized (this) {
-                if (exams == null) {
-                    exams = examsNew;
-                }
-            }
-        }
-        return exams;
-    }
-
-    /**
-     * Resets a to-many relationship, making the next get call to query for a fresh result.
-     */
-    @Generated(hash = 841969952)
-    public synchronized void resetExams() {
-        exams = null;
-    }
-
     /** called by internal mechanisms, do not call yourself. */
     @Generated(hash = 1409317752)
     public void __setDaoSession(DaoSession daoSession) {
         this.daoSession = daoSession;
         myDao = daoSession != null ? daoSession.getDayDao() : null;
     }
+
+
 }

app/src/main/java/io/github/wulkanowy/data/db/dao/entities/TimetableLesson.java

@@ -1,5 +1,7 @@
 package io.github.wulkanowy.data.db.dao.entities;
 
+import org.apache.commons.lang3.builder.EqualsBuilder;
+import org.apache.commons.lang3.builder.HashCodeBuilder;
 import org.greenrobot.greendao.DaoException;
 import org.greenrobot.greendao.annotation.Entity;
 import org.greenrobot.greendao.annotation.Generated;
@@ -12,7 +14,7 @@ import java.io.Serializable;
 @Entity(
         nameInDb = "TimetableLessons",
         active = true,
-        indexes = {@Index(value = "dayId,date,startTime,endTime", unique = true)}
+        indexes = {@Index(value = "dayId,date,number,startTime,endTime", unique = true)}
 )
 public class TimetableLesson implements Serializable {
 
@@ -25,7 +27,7 @@ public class TimetableLesson implements Serializable {
     private Long dayId;
 
     @Property(nameInDb = "number")
-    private String number;
+    private int number = 0;
 
     @Property(nameInDb = "subject")
     private String subject = "";
@@ -75,18 +77,15 @@ public class TimetableLesson implements Serializable {
     @Generated(hash = 2040040024)
     private transient DaoSession daoSession;
 
-    /**
-     * Used for active entity operations.
-     */
+    /** Used for active entity operations. */
     @Generated(hash = 1119360138)
     private transient TimetableLessonDao myDao;
 
-    @Generated(hash = 1955911128)
-    public TimetableLesson(Long id, Long dayId, String number, String subject,
-                           String teacher, String room, String description, String group,
-                           String startTime, String endTime, String date, boolean empty,
-                           boolean divisionIntoGroups, boolean planning, boolean realized,
-                           boolean movedOrCanceled, boolean newMovedInOrChanged) {
+    @Generated(hash = 1665905034)
+    public TimetableLesson(Long id, Long dayId, int number, String subject, String teacher,
+                           String room, String description, String group, String startTime, String endTime,
+                           String date, boolean empty, boolean divisionIntoGroups, boolean planning,
+                           boolean realized, boolean movedOrCanceled, boolean newMovedInOrChanged) {
         this.id = id;
         this.dayId = dayId;
         this.number = number;
@@ -109,7 +108,7 @@ public class TimetableLesson implements Serializable {
     @Generated(hash = 1878030142)
     public TimetableLesson() {
     }
-
+    
     public Long getId() {
         return this.id;
     }
@@ -127,11 +126,11 @@ public class TimetableLesson implements Serializable {
         return this;
     }
 
-    public String getNumber() {
+    public int getNumber() {
         return this.number;
     }
 
-    public TimetableLesson setNumber(String number) {
+    public TimetableLesson setNumber(int number) {
         this.number = number;
         return this;
     }
@@ -262,6 +261,32 @@ public class TimetableLesson implements Serializable {
         return this;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+
+        if (o == null || getClass() != o.getClass()) return false;
+
+        TimetableLesson lesson = (TimetableLesson) o;
+
+        return new EqualsBuilder()
+                .append(number, lesson.number)
+                .append(startTime, lesson.startTime)
+                .append(endTime, lesson.endTime)
+                .append(date, lesson.date)
+                .isEquals();
+    }
+
+    @Override
+    public int hashCode() {
+        return new HashCodeBuilder(17, 37)
+                .append(number)
+                .append(startTime)
+                .append(endTime)
+                .append(date)
+                .toHashCode();
+    }
+
     /**
      * Convenient call for {@link org.greenrobot.greendao.AbstractDao#delete(Object)}.
      * Entity must attached to an entity context.

app/src/main/java/io/github/wulkanowy/data/db/dao/migrations/Migration23.java

@@ -9,8 +9,8 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import io.github.wulkanowy.api.Diary;
 import io.github.wulkanowy.api.Vulcan;
+import io.github.wulkanowy.api.generic.Diary;
 import io.github.wulkanowy.data.db.dao.DbHelper;
 import io.github.wulkanowy.data.db.shared.SharedPrefContract;
 import io.github.wulkanowy.utils.security.Scrambler;

app/src/main/java/io/github/wulkanowy/data/db/dao/migrations/Migration28.java

@@ -0,0 +1,20 @@
+package io.github.wulkanowy.data.db.dao.migrations;
+
+import org.greenrobot.greendao.database.Database;
+
+import io.github.wulkanowy.api.Vulcan;
+import io.github.wulkanowy.data.db.dao.DbHelper;
+import io.github.wulkanowy.data.db.shared.SharedPrefContract;
+
+public class Migration28 implements DbHelper.Migration {
+
+    @Override
+    public Integer getVersion() {
+        return 28;
+    }
+
+    @Override
+    public void runMigration(final Database db, final SharedPrefContract sharedPref, final Vulcan vulcan) throws Exception {
+        throw new Exception("No migrations");
+    }
+}

app/src/main/java/io/github/wulkanowy/data/db/resources/ResourcesRepository.java

@@ -3,8 +3,6 @@ package io.github.wulkanowy.data.db.resources;
 import android.content.Context;
 import android.content.res.Resources;
 
-import com.crashlytics.android.Crashlytics;
-
 import java.io.IOException;
 import java.net.SocketTimeoutException;
 import java.net.UnknownHostException;
@@ -15,10 +13,9 @@ import javax.inject.Singleton;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.api.NotLoggedInErrorException;
 import io.github.wulkanowy.data.db.dao.entities.AttendanceLesson;
-import io.github.wulkanowy.di.annotations.ApplicationContext;
 import io.github.wulkanowy.utils.AppConstant;
-import io.github.wulkanowy.utils.LogUtils;
 import io.github.wulkanowy.utils.security.CryptoException;
+import timber.log.Timber;
 
 @Singleton
 public class ResourcesRepository implements ResourcesContract {
@@ -26,7 +23,7 @@ public class ResourcesRepository implements ResourcesContract {
     private Resources resources;
 
     @Inject
-    ResourcesRepository(@ApplicationContext Context context) {
+    ResourcesRepository(Context context) {
         resources = context.getResources();
     }
 
@@ -42,8 +39,7 @@ public class ResourcesRepository implements ResourcesContract {
 
     @Override
     public String getErrorLoginMessage(Exception exception) {
-        LogUtils.error(AppConstant.APP_NAME + " encountered a error", exception);
-        Crashlytics.logException(exception);
+        Timber.e(exception,"%s encountered a error", AppConstant.APP_NAME);
 
         if (exception instanceof CryptoException) {
             return resources.getString(R.string.encrypt_failed_text);

app/src/main/java/io/github/wulkanowy/data/db/shared/SharedPrefContract.java

@@ -21,6 +21,8 @@ public interface SharedPrefContract {
 
     boolean isShowAttendancePresent();
 
+    int getCurrentTheme();
+
     int getServicesInterval();
 
     boolean isMobileDisable();
@@ -28,4 +30,6 @@ public interface SharedPrefContract {
     boolean isServicesEnable();
 
     boolean isNotifyEnable();
+
+    void cleanSharedPref();
 }

app/src/main/java/io/github/wulkanowy/data/db/shared/SharedPrefRepository.java

@@ -6,10 +6,9 @@ import android.content.SharedPreferences;
 import android.preference.PreferenceManager;
 
 import javax.inject.Inject;
+import javax.inject.Named;
 import javax.inject.Singleton;
 
-import io.github.wulkanowy.di.annotations.ApplicationContext;
-import io.github.wulkanowy.di.annotations.SharedPreferencesInfo;
 import io.github.wulkanowy.ui.main.settings.SettingsFragment;
 
 @Singleton
@@ -24,7 +23,7 @@ public class SharedPrefRepository implements SharedPrefContract {
     private final SharedPreferences settingsSharedPref;
 
     @Inject
-    SharedPrefRepository(@ApplicationContext Context context, @SharedPreferencesInfo String sharedName) {
+    SharedPrefRepository(Context context, @Named("sharedPrefName") String sharedName) {
         appSharedPref = context.getSharedPreferences(sharedName, Context.MODE_PRIVATE);
         settingsSharedPref = PreferenceManager.getDefaultSharedPreferences(context);
     }
@@ -70,6 +69,11 @@ public class SharedPrefRepository implements SharedPrefContract {
         return settingsSharedPref.getBoolean(SettingsFragment.SHARED_KEY_ATTENDANCE_PRESENT, false);
     }
 
+    @Override
+    public int getCurrentTheme() {
+        return Integer.parseInt(settingsSharedPref.getString(SettingsFragment.SHARED_KEY_THEME, "1"));
+    }
+
     @Override
     public int getServicesInterval() {
         return Integer.parseInt(settingsSharedPref.getString(SettingsFragment.SHARED_KEY_SERVICES_INTERVAL, "60"));
@@ -89,4 +93,10 @@ public class SharedPrefRepository implements SharedPrefContract {
     public boolean isMobileDisable() {
         return settingsSharedPref.getBoolean(SettingsFragment.SHARED_KEY_SERVICES_MOBILE_DISABLED, false);
     }
+
+    @Override
+    public void cleanSharedPref() {
+        appSharedPref.edit().clear().apply();
+        settingsSharedPref.edit().clear().apply();
+    }
 }

app/src/main/java/io/github/wulkanowy/data/sync/AccountSync.java

@@ -2,6 +2,8 @@ package io.github.wulkanowy.data.sync;
 
 import android.content.Context;
 
+import org.greenrobot.greendao.database.Database;
+
 import java.io.IOException;
 import java.util.List;
 
@@ -11,6 +13,7 @@ import javax.inject.Singleton;
 import io.github.wulkanowy.api.Vulcan;
 import io.github.wulkanowy.api.VulcanException;
 import io.github.wulkanowy.data.db.dao.entities.Account;
+import io.github.wulkanowy.data.db.dao.entities.DaoMaster;
 import io.github.wulkanowy.data.db.dao.entities.DaoSession;
 import io.github.wulkanowy.data.db.dao.entities.Diary;
 import io.github.wulkanowy.data.db.dao.entities.DiaryDao;
@@ -20,11 +23,10 @@ import io.github.wulkanowy.data.db.dao.entities.StudentDao;
 import io.github.wulkanowy.data.db.dao.entities.Symbol;
 import io.github.wulkanowy.data.db.dao.entities.SymbolDao;
 import io.github.wulkanowy.data.db.shared.SharedPrefContract;
-import io.github.wulkanowy.di.annotations.ApplicationContext;
 import io.github.wulkanowy.utils.DataObjectConverter;
-import io.github.wulkanowy.utils.LogUtils;
 import io.github.wulkanowy.utils.security.CryptoException;
 import io.github.wulkanowy.utils.security.Scrambler;
+import timber.log.Timber;
 
 @Singleton
 public class AccountSync {
@@ -39,7 +41,7 @@ public class AccountSync {
 
     @Inject
     AccountSync(DaoSession daoSession, SharedPrefContract sharedPref,
-                Vulcan vulcan, @ApplicationContext Context context) {
+                Vulcan vulcan, Context context) {
         this.daoSession = daoSession;
         this.sharedPref = sharedPref;
         this.vulcan = vulcan;
@@ -49,6 +51,8 @@ public class AccountSync {
     public void registerUser(String email, String password, String symbol)
             throws VulcanException, IOException, CryptoException {
 
+        clearUserData();
+
         vulcan.setCredentials(email, password, symbol, null, null, null);
 
         daoSession.getDatabase().beginTransaction();
@@ -69,7 +73,7 @@ public class AccountSync {
     }
 
     private Account insertAccount(String email, String password) throws CryptoException {
-        LogUtils.debug("Register account: " + email);
+        Timber.d("Register account");
         Account account = new Account()
                 .setEmail(email)
                 .setPassword(Scrambler.encrypt(email, password, context));
@@ -78,10 +82,11 @@ public class AccountSync {
     }
 
     private Symbol insertSymbol(Account account) throws VulcanException, IOException {
-        LogUtils.debug("Register symbol: " + vulcan.getSymbol());
+        String schoolId = vulcan.getStudentAndParent().getSchoolID();
+        Timber.d("Register symbol %s", vulcan.getSymbol());
         Symbol symbol = new Symbol()
                 .setUserId(account.getId())
-                .setSchoolId(vulcan.getStudentAndParent().getSchoolID())
+                .setSchoolId(schoolId)
                 .setSymbol(vulcan.getSymbol());
         daoSession.getSymbolDao().insert(symbol);
 
@@ -93,7 +98,7 @@ public class AccountSync {
                 vulcan.getStudentAndParent().getStudents(),
                 symbol.getId()
         );
-        LogUtils.debug("Register students: " + studentList.size());
+        Timber.d("Register students %s", studentList.size());
         daoSession.getStudentDao().insertInTx(studentList);
     }
 
@@ -104,7 +109,7 @@ public class AccountSync {
                         StudentDao.Properties.SymbolId.eq(symbolEntity.getId()),
                         StudentDao.Properties.Current.eq(true)
                 ).unique().getId());
-        LogUtils.debug("Register diaries: " + diaryList.size());
+        Timber.d("Register diaries %s", diaryList.size());
         daoSession.getDiaryDao().insertInTx(diaryList);
     }
 
@@ -114,19 +119,19 @@ public class AccountSync {
                 daoSession.getDiaryDao().queryBuilder().where(
                         DiaryDao.Properties.Current.eq(true)
                 ).unique().getId());
-        LogUtils.debug("Register semesters: " + semesterList.size());
+        Timber.d("Register semesters %s", semesterList.size());
         daoSession.getSemesterDao().insertInTx(semesterList);
     }
 
-    public void initLastUser() throws IOException, CryptoException {
+    public void initLastUser() throws CryptoException {
 
         long userId = sharedPref.getCurrentUserId();
 
         if (userId == 0) {
-            throw new IOException("Can't find saved user");
+            throw new NotRegisteredUserException("Can't find user id in SharedPreferences");
         }
 
-        LogUtils.debug("Initialization current user id=" + userId);
+        Timber.d("Init current user (%s)", userId);
 
         Account account = daoSession.getAccountDao().load(userId);
 
@@ -152,4 +157,11 @@ public class AccountSync {
                 diary.getValue()
         );
     }
+
+    private void clearUserData() {
+        Database database = daoSession.getDatabase();
+        DaoMaster.dropAllTables(database, true);
+        DaoMaster.createAllTables(database, true);
+        sharedPref.setCurrentUserId(0);
+    }
 }

app/src/main/java/io/github/wulkanowy/data/sync/AttendanceSync.java

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.data.sync;
 
 import java.io.IOException;
-import java.text.ParseException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -19,8 +18,7 @@ import io.github.wulkanowy.data.db.dao.entities.DayDao;
 import io.github.wulkanowy.data.db.dao.entities.Week;
 import io.github.wulkanowy.data.db.dao.entities.WeekDao;
 import io.github.wulkanowy.utils.DataObjectConverter;
-import io.github.wulkanowy.utils.LogUtils;
-import io.github.wulkanowy.utils.TimeUtils;
+import timber.log.Timber;
 
 @Singleton
 public class AttendanceSync {
@@ -37,10 +35,10 @@ public class AttendanceSync {
         this.vulcan = vulcan;
     }
 
-    public void syncAttendance(long diaryId, String date) throws IOException, ParseException, VulcanException {
+    public void syncAttendance(long diaryId, String date) throws IOException, VulcanException {
         this.diaryId = diaryId;
 
-        io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.generic.Day> weekApi = getWeekFromApi(getNormalizedDate(date));
+        io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.generic.Day> weekApi = getWeekFromApi(date);
         Week weekDb = getWeekFromDb(weekApi.getStartDayDate());
 
         long weekId = updateWeekInDb(weekDb, weekApi);
@@ -49,15 +47,11 @@ public class AttendanceSync {
 
         daoSession.getAttendanceLessonDao().saveInTx(lessonList);
 
-        LogUtils.debug("Synchronization attendance lessons (amount = " + lessonList.size() + ")");
-    }
-
-    private String getNormalizedDate(String date) throws ParseException {
-        return null != date ? String.valueOf(TimeUtils.getNetTicks(date)) : "";
+        Timber.d("Attendance synchronization complete (%s)", lessonList.size());
     }
 
     private io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.generic.Day> getWeekFromApi(String date)
-            throws IOException, ParseException, VulcanException {
+            throws IOException, VulcanException {
         return vulcan.getAttendanceTable().getWeekTable(date);
     }
 

app/src/main/java/io/github/wulkanowy/data/sync/ExamsSync.java

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.data.sync;
 
 import java.io.IOException;
-import java.text.ParseException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -18,8 +17,7 @@ import io.github.wulkanowy.data.db.dao.entities.ExamDao;
 import io.github.wulkanowy.data.db.dao.entities.Week;
 import io.github.wulkanowy.data.db.dao.entities.WeekDao;
 import io.github.wulkanowy.utils.DataObjectConverter;
-import io.github.wulkanowy.utils.LogUtils;
-import io.github.wulkanowy.utils.TimeUtils;
+import timber.log.Timber;
 
 public class ExamsSync {
 
@@ -35,11 +33,10 @@ public class ExamsSync {
         this.vulcan = vulcan;
     }
 
-    public void syncExams(long diaryId, String date) throws IOException, VulcanException,
-            ParseException {
+    public void syncExams(long diaryId, String date) throws IOException, VulcanException {
         this.diaryId = diaryId;
 
-        io.github.wulkanowy.api.generic.Week<ExamDay> weekApi = getWeekFromApi(getNormalizedDate(date));
+        io.github.wulkanowy.api.generic.Week<ExamDay> weekApi = getWeekFromApi(date);
         Week weekDb = getWeekFromDb(weekApi.getStartDayDate());
 
         long weekId = updateWeekInDb(weekDb, weekApi);
@@ -48,7 +45,7 @@ public class ExamsSync {
 
         daoSession.getExamDao().saveInTx(examList);
 
-        LogUtils.debug("Synchronization exams (amount = " + examList.size() + ")");
+        Timber.d("Exams synchronization complete (%s)", examList.size());
     }
 
     private Week getWeekFromDb(String date) {
@@ -59,7 +56,7 @@ public class ExamsSync {
     }
 
     private io.github.wulkanowy.api.generic.Week<ExamDay> getWeekFromApi(String date)
-            throws VulcanException, IOException, ParseException {
+            throws VulcanException, IOException {
         return vulcan.getExamsList().getWeek(date, true);
     }
 
@@ -77,10 +74,6 @@ public class ExamsSync {
         return daoSession.getWeekDao().insert(weekApiEntity);
     }
 
-    private String getNormalizedDate(String date) throws ParseException {
-        return null != date ? String.valueOf(TimeUtils.getNetTicks(date)) : "";
-    }
-
     private Day getDayFromDb(String date, long weekId) {
         return daoSession.getDayDao().queryBuilder().where(
                 DayDao.Properties.WeekId.eq(weekId),
@@ -135,6 +128,7 @@ public class ExamsSync {
                 .where(ExamDao.Properties.DayId.eq(dayId),
                         ExamDao.Properties.EntryDate.eq(examApi.getEntryDate()),
                         ExamDao.Properties.SubjectAndGroup.eq(examApi.getSubjectAndGroup()),
+                        ExamDao.Properties.Type.eq(examApi.getType()),
                         ExamDao.Properties.Teacher.eq(examApi.getTeacher()))
                 .unique();
     }

app/src/main/java/io/github/wulkanowy/data/sync/GradeSync.java

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.data.sync;
 
 import java.io.IOException;
-import java.text.ParseException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -16,7 +15,7 @@ import io.github.wulkanowy.data.db.dao.entities.Semester;
 import io.github.wulkanowy.data.db.dao.entities.SubjectDao;
 import io.github.wulkanowy.utils.DataObjectConverter;
 import io.github.wulkanowy.utils.EntitiesCompare;
-import io.github.wulkanowy.utils.LogUtils;
+import timber.log.Timber;
 
 @Singleton
 public class GradeSync {
@@ -33,7 +32,7 @@ public class GradeSync {
         this.vulcan = vulcan;
     }
 
-    public void sync(long semesterId) throws IOException, VulcanException, ParseException {
+    public void sync(long semesterId) throws IOException, VulcanException {
         this.semesterId = semesterId;
 
         Semester semester = daoSession.getSemesterDao().load(semesterId);
@@ -44,7 +43,7 @@ public class GradeSync {
         daoSession.getGradeDao().deleteInTx(semester.getGradeList());
         daoSession.getGradeDao().insertInTx(lastList);
 
-        LogUtils.debug("Synchronization grades (amount = " + lastList.size() + ")");
+        Timber.d("Grades synchronization complete (%s)", lastList.size());
     }
 
     private void resetSemesterRelations(Semester semester) {
@@ -64,7 +63,7 @@ public class GradeSync {
         return updatedList;
     }
 
-    private List<Grade> getComparedList(Semester semester) throws IOException, VulcanException, ParseException {
+    private List<Grade> getComparedList(Semester semester) throws IOException, VulcanException {
         List<Grade> gradesFromNet = DataObjectConverter.gradesToGradeEntities(
                 vulcan.getGradesList().getAll(semester.getValue()), semesterId);
 

app/src/main/java/io/github/wulkanowy/data/sync/NotRegisteredUserException.java

@@ -0,0 +1,8 @@
+package io.github.wulkanowy.data.sync;
+
+public class NotRegisteredUserException extends RuntimeException {
+
+    public NotRegisteredUserException(String message) {
+        super(message);
+    }
+}

app/src/main/java/io/github/wulkanowy/data/sync/SubjectSync.java

@@ -13,7 +13,7 @@ import io.github.wulkanowy.data.db.dao.entities.DaoSession;
 import io.github.wulkanowy.data.db.dao.entities.Semester;
 import io.github.wulkanowy.data.db.dao.entities.Subject;
 import io.github.wulkanowy.utils.DataObjectConverter;
-import io.github.wulkanowy.utils.LogUtils;
+import timber.log.Timber;
 
 @Singleton
 public class SubjectSync {
@@ -40,7 +40,7 @@ public class SubjectSync {
         daoSession.getSubjectDao().deleteInTx(getSubjectsFromDb());
         daoSession.getSubjectDao().insertInTx(lastList);
 
-        LogUtils.debug("Synchronization subjects (amount = " + lastList.size() + ")");
+        Timber.d("Subjects synchronization complete (%s)", lastList.size());
     }
 
     private List<Subject> getSubjectsFromNet(Semester semester) throws VulcanException, IOException {

app/src/main/java/io/github/wulkanowy/data/sync/SyncRepository.java

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.data.sync;
 
 import java.io.IOException;
-import java.text.ParseException;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
@@ -47,17 +46,17 @@ public class SyncRepository implements SyncContract {
     }
 
     @Override
-    public void initLastUser() throws IOException, CryptoException {
+    public void initLastUser() throws CryptoException {
         accountSync.initLastUser();
     }
 
     @Override
-    public void syncGrades(int semesterName) throws VulcanException, IOException, ParseException {
+    public void syncGrades(int semesterName) throws VulcanException, IOException {
         gradeSync.sync(semesterName);
     }
 
     @Override
-    public void syncGrades() throws VulcanException, IOException, ParseException {
+    public void syncGrades() throws VulcanException, IOException {
         gradeSync.sync(database.getCurrentSemesterId());
     }
 
@@ -72,12 +71,12 @@ public class SyncRepository implements SyncContract {
     }
 
     @Override
-    public void syncAttendance() throws ParseException, IOException, VulcanException {
+    public void syncAttendance() throws IOException, VulcanException {
         attendanceSync.syncAttendance(database.getCurrentDiaryId(), null);
     }
 
     @Override
-    public void syncAttendance(long diaryId, String date) throws ParseException, IOException, VulcanException {
+    public void syncAttendance(long diaryId, String date) throws IOException, VulcanException {
         if (diaryId != 0) {
             attendanceSync.syncAttendance(diaryId, date);
         } else {
@@ -86,12 +85,12 @@ public class SyncRepository implements SyncContract {
     }
 
     @Override
-    public void syncTimetable() throws VulcanException, IOException, ParseException {
+    public void syncTimetable() throws VulcanException, IOException {
         timetableSync.syncTimetable(database.getCurrentDiaryId(), null);
     }
 
     @Override
-    public void syncTimetable(long diaryId, String date) throws VulcanException, IOException, ParseException {
+    public void syncTimetable(long diaryId, String date) throws VulcanException, IOException {
         if (diaryId != 0) {
             timetableSync.syncTimetable(diaryId, date);
         } else {
@@ -100,12 +99,12 @@ public class SyncRepository implements SyncContract {
     }
 
     @Override
-    public void syncExams() throws VulcanException, IOException, ParseException {
+    public void syncExams() throws VulcanException, IOException {
         examsSync.syncExams(database.getCurrentDiaryId(), null);
     }
 
     @Override
-    public void syncExams(long diaryId, String date) throws VulcanException, IOException, ParseException {
+    public void syncExams(long diaryId, String date) throws VulcanException, IOException {
         if (diaryId != 0) {
             examsSync.syncExams(diaryId, date);
         } else {
@@ -114,7 +113,7 @@ public class SyncRepository implements SyncContract {
     }
 
     @Override
-    public void syncAll() throws VulcanException, IOException, ParseException {
+    public void syncAll() throws VulcanException, IOException {
         syncSubjects();
         syncGrades();
         syncAttendance();

app/src/main/java/io/github/wulkanowy/data/sync/TimetableSync.java

@@ -1,7 +1,8 @@
 package io.github.wulkanowy.data.sync;
 
+import org.apache.commons.collections4.CollectionUtils;
+
 import java.io.IOException;
-import java.text.ParseException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -19,8 +20,7 @@ import io.github.wulkanowy.data.db.dao.entities.TimetableLessonDao;
 import io.github.wulkanowy.data.db.dao.entities.Week;
 import io.github.wulkanowy.data.db.dao.entities.WeekDao;
 import io.github.wulkanowy.utils.DataObjectConverter;
-import io.github.wulkanowy.utils.LogUtils;
-import io.github.wulkanowy.utils.TimeUtils;
+import timber.log.Timber;
 
 @Singleton
 public class TimetableSync {
@@ -37,10 +37,10 @@ public class TimetableSync {
         this.vulcan = vulcan;
     }
 
-    public void syncTimetable(long diaryId, String date) throws IOException, ParseException, VulcanException {
+    public void syncTimetable(long diaryId, String date) throws IOException, VulcanException {
         this.diaryId = diaryId;
 
-        io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.timetable.TimetableDay> weekApi = getWeekFromApi(getNormalizedDate(date));
+        io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.timetable.TimetableDay> weekApi = getWeekFromApi(date);
         Week weekDb = getWeekFromDb(weekApi.getStartDayDate());
 
         long weekId = updateWeekInDb(weekDb, weekApi);
@@ -49,15 +49,11 @@ public class TimetableSync {
 
         daoSession.getTimetableLessonDao().saveInTx(lessonList);
 
-        LogUtils.debug("Synchronization timetable lessons (amount = " + lessonList.size() + ")");
-    }
-
-    private String getNormalizedDate(String date) throws ParseException {
-        return null != date ? String.valueOf(TimeUtils.getNetTicks(date)) : "";
+        Timber.d("Timetable synchronization complete (%s)", lessonList.size());
     }
 
     private io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.timetable.TimetableDay> getWeekFromApi(String date)
-            throws IOException, ParseException, VulcanException {
+            throws IOException, VulcanException {
         return vulcan.getTimetable().getWeekTable(date);
     }
 
@@ -125,6 +121,16 @@ public class TimetableSync {
         List<TimetableLesson> lessonsFromApiEntities = DataObjectConverter
                 .lessonsToTimetableLessonsEntities(lessons);
 
+        List<TimetableLesson> lessonsFromDbEntities = getLessonsFromDb(dayId);
+
+        if (!lessonsFromDbEntities.isEmpty()) {
+            List<TimetableLesson> lessonToRemove = new ArrayList<>(CollectionUtils.removeAll(lessonsFromDbEntities, lessonsFromApiEntities));
+
+            for (TimetableLesson timetableLesson : lessonToRemove) {
+                daoSession.getTimetableLessonDao().delete(timetableLesson);
+            }
+        }
+
         for (TimetableLesson apiLessonEntity : lessonsFromApiEntities) {
             TimetableLesson lessonFromDb = getLessonFromDb(apiLessonEntity, dayId);
 
@@ -148,4 +154,8 @@ public class TimetableSync {
                         TimetableLessonDao.Properties.EndTime.eq(apiEntity.getEndTime()))
                 .unique();
     }
+
+    private List<TimetableLesson> getLessonsFromDb(long dayId) {
+        return daoSession.getDayDao().load(dayId).getTimetableLessons();
+    }
 }

app/src/main/java/io/github/wulkanowy/di/AppComponent.java

@@ -0,0 +1,20 @@
+package io.github.wulkanowy.di;
+
+import javax.inject.Singleton;
+
+import dagger.Component;
+import dagger.android.AndroidInjector;
+import dagger.android.support.AndroidSupportInjectionModule;
+import io.github.wulkanowy.WulkanowyApp;
+
+@Singleton
+@Component(modules = {
+        AndroidSupportInjectionModule.class,
+        AppModule.class,
+        BuilderModule.class
+})
+public interface AppComponent extends AndroidInjector<WulkanowyApp> {
+    @Component.Builder
+    abstract class Builder extends AndroidInjector.Builder<WulkanowyApp> {
+    }
+}

app/src/main/java/io/github/wulkanowy/di/AppModule.java

@@ -0,0 +1,78 @@
+package io.github.wulkanowy.di;
+
+import android.content.Context;
+
+import javax.inject.Named;
+import javax.inject.Singleton;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.Provides;
+import io.github.wulkanowy.WulkanowyApp;
+import io.github.wulkanowy.api.Vulcan;
+import io.github.wulkanowy.data.Repository;
+import io.github.wulkanowy.data.RepositoryContract;
+import io.github.wulkanowy.data.db.dao.DbContract;
+import io.github.wulkanowy.data.db.dao.DbHelper;
+import io.github.wulkanowy.data.db.dao.DbRepository;
+import io.github.wulkanowy.data.db.dao.entities.DaoMaster;
+import io.github.wulkanowy.data.db.dao.entities.DaoSession;
+import io.github.wulkanowy.data.db.resources.ResourcesContract;
+import io.github.wulkanowy.data.db.resources.ResourcesRepository;
+import io.github.wulkanowy.data.db.shared.SharedPrefContract;
+import io.github.wulkanowy.data.db.shared.SharedPrefRepository;
+import io.github.wulkanowy.data.sync.SyncContract;
+import io.github.wulkanowy.data.sync.SyncRepository;
+import io.github.wulkanowy.utils.AppConstant;
+
+@Module
+public abstract class AppModule {
+
+    @Binds
+    abstract Context provideContext(WulkanowyApp app);
+
+    @Singleton
+    @Binds
+    abstract RepositoryContract provideRepository(Repository repository);
+
+    @Singleton
+    @Binds
+    abstract DbContract provideDatabse(DbRepository dbRepository);
+
+    @Singleton
+    @Binds
+    abstract SharedPrefContract provideSharedPref(SharedPrefRepository sharedPrefRepository);
+
+    @Singleton
+    @Binds
+    abstract SyncContract provideSync(SyncRepository syncRepository);
+
+    @Singleton
+    @Binds
+    abstract ResourcesContract provideResources(ResourcesRepository resourcesRepository);
+
+    @Singleton
+    @Provides
+    static DaoSession provideDaoSession(DbHelper dbHelper) {
+        return new DaoMaster(dbHelper.getWritableDb()).newSession();
+    }
+
+    @Singleton
+    @Provides
+    static Vulcan provideVulcan() {
+        return new Vulcan();
+    }
+
+    @Provides
+    @Named("dbName")
+    static String provideDbName() {
+        return AppConstant.DATABASE_NAME;
+    }
+
+    @Provides
+    @Named("sharedPrefName")
+    static String provideSharedPrefName() {
+        return AppConstant.SHARED_PREFERENCES_NAME;
+    }
+
+}

app/src/main/java/io/github/wulkanowy/di/BuilderModule.java

@@ -0,0 +1,39 @@
+package io.github.wulkanowy.di;
+
+import dagger.Module;
+import dagger.android.ContributesAndroidInjector;
+import io.github.wulkanowy.di.scopes.PerActivity;
+import io.github.wulkanowy.services.jobs.SyncJob;
+import io.github.wulkanowy.services.widgets.TimetableWidgetServices;
+import io.github.wulkanowy.ui.login.LoginActivity;
+import io.github.wulkanowy.ui.login.LoginModule;
+import io.github.wulkanowy.ui.main.MainActivity;
+import io.github.wulkanowy.ui.main.MainModule;
+import io.github.wulkanowy.ui.splash.SplashActivity;
+import io.github.wulkanowy.ui.splash.SplashModule;
+import io.github.wulkanowy.ui.widgets.TimetableWidgetProvider;
+
+@Module
+abstract class BuilderModule {
+
+    @PerActivity
+    @ContributesAndroidInjector(modules = SplashModule.class)
+    abstract SplashActivity bindSplashActivity();
+
+    @PerActivity
+    @ContributesAndroidInjector(modules = LoginModule.class)
+    abstract LoginActivity bindLoginActivity();
+
+    @PerActivity
+    @ContributesAndroidInjector(modules = MainModule.class)
+    abstract MainActivity bindMainActivity();
+
+    @ContributesAndroidInjector
+    abstract SyncJob bindSyncJob();
+
+    @ContributesAndroidInjector
+    abstract TimetableWidgetServices bindTimetableWidgetServices();
+
+    @ContributesAndroidInjector
+    abstract TimetableWidgetProvider bindTimetableWidgetProvider();
+}

app/src/main/java/io/github/wulkanowy/di/annotations/ActivityContext.java

@@ -1,11 +0,0 @@
-package io.github.wulkanowy.di.annotations;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ActivityContext {
-}

app/src/main/java/io/github/wulkanowy/di/annotations/ApplicationContext.java

@@ -1,11 +0,0 @@
-package io.github.wulkanowy.di.annotations;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface ApplicationContext {
-}

app/src/main/java/io/github/wulkanowy/di/annotations/SharedPreferencesInfo.java

@@ -1,11 +0,0 @@
-package io.github.wulkanowy.di.annotations;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.inject.Qualifier;
-
-@Qualifier
-@Retention(RetentionPolicy.RUNTIME)
-public @interface SharedPreferencesInfo {
-}

app/src/main/java/io/github/wulkanowy/di/component/ActivityComponent.java

@@ -1,19 +0,0 @@
-package io.github.wulkanowy.di.component;
-
-import dagger.Component;
-import io.github.wulkanowy.di.annotations.PerActivity;
-import io.github.wulkanowy.di.modules.ActivityModule;
-import io.github.wulkanowy.ui.login.LoginActivity;
-import io.github.wulkanowy.ui.main.MainActivity;
-import io.github.wulkanowy.ui.splash.SplashActivity;
-
-@PerActivity
-@Component(dependencies = ApplicationComponent.class, modules = ActivityModule.class)
-public interface ActivityComponent {
-
-    void inject(SplashActivity splashActivity);
-
-    void inject(LoginActivity loginActivity);
-
-    void inject(MainActivity mainActivity);
-}

app/src/main/java/io/github/wulkanowy/di/component/ApplicationComponent.java

@@ -1,32 +0,0 @@
-package io.github.wulkanowy.di.component;
-
-import android.content.Context;
-
-import javax.inject.Singleton;
-
-import dagger.Component;
-import io.github.wulkanowy.WulkanowyApp;
-import io.github.wulkanowy.data.RepositoryContract;
-import io.github.wulkanowy.di.annotations.ApplicationContext;
-import io.github.wulkanowy.di.modules.ApplicationModule;
-import io.github.wulkanowy.services.jobs.SyncJob;
-import io.github.wulkanowy.ui.widgets.TimetableWidgetFactory;
-import io.github.wulkanowy.ui.widgets.TimetableWidgetProvider;
-
-@Singleton
-@Component(modules = ApplicationModule.class)
-public interface ApplicationComponent {
-
-    @ApplicationContext
-    Context getContext();
-
-    RepositoryContract getRepository();
-
-    void inject(WulkanowyApp wulkanowyApp);
-
-    void inject(SyncJob syncJob);
-
-    void inject(TimetableWidgetFactory timetableWidgetFactory);
-
-    void inject(TimetableWidgetProvider timetableWidgetProvider);
-}

app/src/main/java/io/github/wulkanowy/di/component/FragmentComponent.java

@@ -1,31 +0,0 @@
-package io.github.wulkanowy.di.component;
-
-import dagger.Component;
-import io.github.wulkanowy.di.annotations.PerFragment;
-import io.github.wulkanowy.di.modules.FragmentModule;
-import io.github.wulkanowy.ui.main.attendance.AttendanceFragment;
-import io.github.wulkanowy.ui.main.attendance.AttendanceTabFragment;
-import io.github.wulkanowy.ui.main.exams.ExamsFragment;
-import io.github.wulkanowy.ui.main.exams.ExamsTabFragment;
-import io.github.wulkanowy.ui.main.grades.GradesFragment;
-import io.github.wulkanowy.ui.main.timetable.TimetableFragment;
-import io.github.wulkanowy.ui.main.timetable.TimetableTabFragment;
-
-@PerFragment
-@Component(dependencies = ApplicationComponent.class, modules = FragmentModule.class)
-public interface FragmentComponent {
-
-    void inject(GradesFragment gradesFragment);
-
-    void inject(AttendanceFragment attendanceFragment);
-
-    void inject(AttendanceTabFragment attendanceTabFragment);
-
-    void inject(ExamsFragment examsFragment);
-
-    void inject(ExamsTabFragment examsTabFragment);
-
-    void inject(TimetableFragment timetableFragment);
-
-    void inject(TimetableTabFragment timetableTabFragment);
-}

app/src/main/java/io/github/wulkanowy/di/modules/ActivityModule.java

@@ -1,64 +0,0 @@
-package io.github.wulkanowy.di.modules;
-
-
-import android.content.Context;
-import android.support.v7.app.AppCompatActivity;
-
-import dagger.Module;
-import dagger.Provides;
-import io.github.wulkanowy.di.annotations.ActivityContext;
-import io.github.wulkanowy.di.annotations.PerActivity;
-import io.github.wulkanowy.ui.base.BasePagerAdapter;
-import io.github.wulkanowy.ui.login.LoginContract;
-import io.github.wulkanowy.ui.login.LoginPresenter;
-import io.github.wulkanowy.ui.main.MainContract;
-import io.github.wulkanowy.ui.main.MainPresenter;
-import io.github.wulkanowy.ui.splash.SplashContract;
-import io.github.wulkanowy.ui.splash.SplashPresenter;
-
-@Module
-public class ActivityModule {
-
-    private AppCompatActivity activity;
-
-    public ActivityModule(AppCompatActivity activity) {
-        this.activity = activity;
-    }
-
-    @ActivityContext
-    @Provides
-    Context provideContext() {
-        return activity;
-    }
-
-    @Provides
-    AppCompatActivity provideActivity() {
-        return activity;
-    }
-
-    @PerActivity
-    @Provides
-    SplashContract.Presenter provideSplashPresenter
-            (SplashPresenter splashPresenter) {
-        return splashPresenter;
-    }
-
-    @PerActivity
-    @Provides
-    LoginContract.Presenter provideLoginPresenter
-            (LoginPresenter loginPresenter) {
-        return loginPresenter;
-    }
-
-    @PerActivity
-    @Provides
-    MainContract.Presenter provideMainPresenter
-            (MainPresenter mainPresenter) {
-        return mainPresenter;
-    }
-
-    @Provides
-    BasePagerAdapter provideMainPagerAdapter() {
-        return new BasePagerAdapter(activity.getSupportFragmentManager());
-    }
-}

app/src/main/java/io/github/wulkanowy/di/modules/ApplicationModule.java

@@ -1,111 +0,0 @@
-package io.github.wulkanowy.di.modules;
-
-import android.app.Application;
-import android.content.Context;
-
-import com.firebase.jobdispatcher.FirebaseJobDispatcher;
-import com.firebase.jobdispatcher.GooglePlayDriver;
-
-import javax.inject.Singleton;
-
-import dagger.Module;
-import dagger.Provides;
-import io.github.wulkanowy.api.Vulcan;
-import io.github.wulkanowy.data.Repository;
-import io.github.wulkanowy.data.RepositoryContract;
-import io.github.wulkanowy.data.db.dao.DbContract;
-import io.github.wulkanowy.data.db.dao.DbHelper;
-import io.github.wulkanowy.data.db.dao.DbRepository;
-import io.github.wulkanowy.data.db.dao.entities.DaoMaster;
-import io.github.wulkanowy.data.db.dao.entities.DaoSession;
-import io.github.wulkanowy.data.db.resources.ResourcesContract;
-import io.github.wulkanowy.data.db.resources.ResourcesRepository;
-import io.github.wulkanowy.data.db.shared.SharedPrefContract;
-import io.github.wulkanowy.data.db.shared.SharedPrefRepository;
-import io.github.wulkanowy.data.sync.SyncContract;
-import io.github.wulkanowy.data.sync.SyncRepository;
-import io.github.wulkanowy.di.annotations.ApplicationContext;
-import io.github.wulkanowy.di.annotations.DatabaseInfo;
-import io.github.wulkanowy.di.annotations.SharedPreferencesInfo;
-import io.github.wulkanowy.utils.AppConstant;
-
-@Module
-public class ApplicationModule {
-
-    private final Application application;
-
-    public ApplicationModule(Application application) {
-        this.application = application;
-    }
-
-    @Provides
-    Application provideApplication() {
-        return application;
-    }
-
-    @ApplicationContext
-    @Provides
-    Context provideAppContext() {
-        return application;
-    }
-
-    @DatabaseInfo
-    @Provides
-    String provideDatabaseName() {
-        return AppConstant.DATABASE_NAME;
-    }
-
-    @SharedPreferencesInfo
-    @Provides
-    String provideSharedPreferencesName() {
-        return AppConstant.SHARED_PREFERENCES_NAME;
-    }
-
-    @Singleton
-    @Provides
-    DaoSession provideDaoSession(DbHelper dbHelper) {
-        return new DaoMaster(dbHelper.getWritableDb()).newSession();
-    }
-
-    @Singleton
-    @Provides
-    Vulcan provideVulcan() {
-        return new Vulcan();
-    }
-
-    @Singleton
-    @Provides
-    RepositoryContract provideRepository(Repository repository) {
-        return repository;
-    }
-
-    @Singleton
-    @Provides
-    SharedPrefContract provideSharedPref(SharedPrefRepository sharedPrefRepository) {
-        return sharedPrefRepository;
-    }
-
-    @Singleton
-    @Provides
-    ResourcesContract provideAppResources(ResourcesRepository resourcesRepository) {
-        return resourcesRepository;
-    }
-
-
-    @Singleton
-    @Provides
-    DbContract provideDatabase(DbRepository dbRepository) {
-        return dbRepository;
-    }
-
-    @Singleton
-    @Provides
-    SyncContract provideSync(SyncRepository syncRepository) {
-        return syncRepository;
-    }
-
-    @Provides
-    FirebaseJobDispatcher provideDispatcher() {
-        return new FirebaseJobDispatcher(new GooglePlayDriver(application));
-    }
-}

app/src/main/java/io/github/wulkanowy/di/modules/FragmentModule.java

@@ -1,103 +0,0 @@
-package io.github.wulkanowy.di.modules;
-
-import android.support.v4.app.Fragment;
-
-import dagger.Module;
-import dagger.Provides;
-import eu.davidea.flexibleadapter.FlexibleAdapter;
-import io.github.wulkanowy.di.annotations.PerFragment;
-import io.github.wulkanowy.ui.base.BasePagerAdapter;
-import io.github.wulkanowy.ui.main.attendance.AttendanceContract;
-import io.github.wulkanowy.ui.main.attendance.AttendanceHeaderItem;
-import io.github.wulkanowy.ui.main.attendance.AttendancePresenter;
-import io.github.wulkanowy.ui.main.attendance.AttendanceTabContract;
-import io.github.wulkanowy.ui.main.attendance.AttendanceTabPresenter;
-import io.github.wulkanowy.ui.main.exams.ExamsContract;
-import io.github.wulkanowy.ui.main.exams.ExamsPresenter;
-import io.github.wulkanowy.ui.main.exams.ExamsSubItem;
-import io.github.wulkanowy.ui.main.exams.ExamsTabContract;
-import io.github.wulkanowy.ui.main.exams.ExamsTabPresenter;
-import io.github.wulkanowy.ui.main.grades.GradeHeaderItem;
-import io.github.wulkanowy.ui.main.grades.GradesContract;
-import io.github.wulkanowy.ui.main.grades.GradesPresenter;
-import io.github.wulkanowy.ui.main.timetable.TimetableContract;
-import io.github.wulkanowy.ui.main.timetable.TimetableHeaderItem;
-import io.github.wulkanowy.ui.main.timetable.TimetablePresenter;
-import io.github.wulkanowy.ui.main.timetable.TimetableTabContract;
-import io.github.wulkanowy.ui.main.timetable.TimetableTabPresenter;
-
-@Module
-public class FragmentModule {
-
-    private final Fragment fragment;
-
-    public FragmentModule(Fragment fragment) {
-        this.fragment = fragment;
-    }
-
-    @PerFragment
-    @Provides
-    GradesContract.Presenter provideGradesPresenter(GradesPresenter gradesPresenter) {
-        return gradesPresenter;
-    }
-
-    @PerFragment
-    @Provides
-    AttendanceContract.Presenter provideAttendancePresenter(AttendancePresenter attendancePresenter) {
-        return attendancePresenter;
-    }
-
-    @PerFragment
-    @Provides
-    ExamsContract.Presenter provideDashboardPresenter(ExamsPresenter examsPresenter) {
-        return examsPresenter;
-    }
-
-    @PerFragment
-    @Provides
-    AttendanceTabContract.Presenter provideAttendanceTabPresenter(AttendanceTabPresenter timetableTabPresenter) {
-        return timetableTabPresenter;
-    }
-
-    @Provides
-    BasePagerAdapter provideBasePagerAdapter() {
-        return new BasePagerAdapter(fragment.getChildFragmentManager());
-    }
-
-    @Provides
-    FlexibleAdapter<AttendanceHeaderItem> provideAttendanceTabAdapter() {
-        return new FlexibleAdapter<>(null);
-    }
-
-    @Provides
-    FlexibleAdapter<TimetableHeaderItem> provideTimetableTabAdapter() {
-        return new FlexibleAdapter<>(null);
-    }
-
-    @Provides
-    FlexibleAdapter<GradeHeaderItem> provideGradesAdapter() {
-        return new FlexibleAdapter<>(null);
-    }
-
-    @Provides
-    FlexibleAdapter<ExamsSubItem> provideExamAdapter() {
-        return new FlexibleAdapter<>(null);
-    }
-
-    @PerFragment
-    @Provides
-    TimetableContract.Presenter provideTimetablePresenter(TimetablePresenter timetablePresenter) {
-        return timetablePresenter;
-    }
-
-    @PerFragment
-    @Provides
-    TimetableTabContract.Presenter provideTimetableTabPresenter(TimetableTabPresenter timetableTabPresenter) {
-        return timetableTabPresenter;
-    }
-
-    @Provides
-    ExamsTabContract.Presenter provideExamsTabPresenter(ExamsTabPresenter examsTabPresenter) {
-        return examsTabPresenter;
-    }
-}

app/src/main/java/io/github/wulkanowy/di/scopes/PerActivity.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.di.annotations;
+package io.github.wulkanowy.di.scopes;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;

app/src/main/java/io/github/wulkanowy/di/scopes/PerChildFragment.java

@@ -1,11 +1,11 @@
-package io.github.wulkanowy.di.annotations;
+package io.github.wulkanowy.di.scopes;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
-import javax.inject.Qualifier;
+import javax.inject.Scope;
 
-@Qualifier
+@Scope
 @Retention(RetentionPolicy.RUNTIME)
-public @interface DatabaseInfo {
+public @interface PerChildFragment {
 }

app/src/main/java/io/github/wulkanowy/di/scopes/PerFragment.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.di.annotations;
+package io.github.wulkanowy.di.scopes;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;

app/src/main/java/io/github/wulkanowy/services/jobs/SyncJob.java

@@ -4,7 +4,6 @@ import android.app.PendingIntent;
 import android.content.Context;
 import android.support.v4.app.NotificationCompat;
 
-import com.crashlytics.android.Crashlytics;
 import com.firebase.jobdispatcher.Constraint;
 import com.firebase.jobdispatcher.FirebaseJobDispatcher;
 import com.firebase.jobdispatcher.GooglePlayDriver;
@@ -20,13 +19,16 @@ import java.util.List;
 
 import javax.inject.Inject;
 
+import dagger.android.AndroidInjection;
 import io.github.wulkanowy.R;
-import io.github.wulkanowy.WulkanowyApp;
+import io.github.wulkanowy.api.login.BadCredentialsException;
 import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.data.db.dao.entities.Grade;
+import io.github.wulkanowy.data.sync.NotRegisteredUserException;
 import io.github.wulkanowy.services.notifies.GradeNotify;
 import io.github.wulkanowy.ui.main.MainActivity;
-import io.github.wulkanowy.utils.LogUtils;
+import io.github.wulkanowy.utils.FabricUtils;
+import timber.log.Timber;
 
 public class SyncJob extends SimpleJobService {
 
@@ -59,7 +61,7 @@ public class SyncJob extends SimpleJobService {
     @Override
     public void onCreate() {
         super.onCreate();
-        ((WulkanowyApp) getApplication()).getApplicationComponent().inject(this);
+        AndroidInjection.inject(this);
     }
 
     @Override
@@ -73,10 +75,24 @@ public class SyncJob extends SimpleJobService {
             if (!gradeList.isEmpty() && repository.getSharedRepo().isNotifyEnable()) {
                 showNotification();
             }
+
+            FabricUtils.logLogin("Background", true);
+
             return JobService.RESULT_SUCCESS;
+        } catch (NotRegisteredUserException e) {
+            logError(e);
+            stop(getApplicationContext());
+
+            return JobService.RESULT_FAIL_NORETRY;
+        } catch (BadCredentialsException e) {
+            logError(e);
+            repository.cleanAllData();
+            stop(getApplicationContext());
+
+            return JobService.RESULT_FAIL_NORETRY;
         } catch (Exception e) {
-            Crashlytics.logException(e);
-            LogUtils.error("During background synchronization an error occurred", e);
+            logError(e);
+
             return JobService.RESULT_FAIL_RETRY;
         }
     }
@@ -116,4 +132,9 @@ public class SyncJob extends SimpleJobService {
                     gradeList.size(), gradeList.size());
         }
     }
+
+    private void logError(Exception e) {
+        FabricUtils.logLogin("Background", false);
+        Timber.e(e, "During background synchronization an error occurred");
+    }
 }

app/src/main/java/io/github/wulkanowy/services/widgets/TimetableWidgetServices.java

@@ -3,12 +3,20 @@ package io.github.wulkanowy.services.widgets;
 import android.content.Intent;
 import android.widget.RemoteViewsService;
 
+import javax.inject.Inject;
+
+import dagger.android.AndroidInjection;
+import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.ui.widgets.TimetableWidgetFactory;
 
 public class TimetableWidgetServices extends RemoteViewsService {
 
+    @Inject
+    RepositoryContract repository;
+
     @Override
     public RemoteViewsFactory onGetViewFactory(Intent intent) {
-        return new TimetableWidgetFactory(getApplicationContext());
+        AndroidInjection.inject(this);
+        return new TimetableWidgetFactory(getApplicationContext(), repository);
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BaseActivity.java

@@ -1,35 +1,51 @@
 package io.github.wulkanowy.ui.base;
 
 import android.os.Bundle;
+import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
-import android.support.v7.app.AppCompatActivity;
+import android.support.design.widget.Snackbar;
 import android.support.v7.app.AppCompatDelegate;
-import android.widget.Toast;
+import android.view.View;
 
+import butterknife.ButterKnife;
 import butterknife.Unbinder;
+import dagger.android.support.DaggerAppCompatActivity;
 import io.github.wulkanowy.R;
-import io.github.wulkanowy.WulkanowyApp;
-import io.github.wulkanowy.di.component.ActivityComponent;
-import io.github.wulkanowy.di.component.DaggerActivityComponent;
-import io.github.wulkanowy.di.modules.ActivityModule;
 import io.github.wulkanowy.utils.NetworkUtils;
 
-public abstract class BaseActivity extends AppCompatActivity implements BaseContract.View {
-
-    private ActivityComponent activityComponent;
+public abstract class BaseActivity extends DaggerAppCompatActivity implements BaseContract.View {
 
     private Unbinder unbinder;
 
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
         AppCompatDelegate.setCompatVectorFromResourcesEnabled(true);
+    }
 
-        activityComponent = DaggerActivityComponent.builder()
-                .activityModule(new ActivityModule(this))
-                .applicationComponent(((WulkanowyApp) getApplication()).getApplicationComponent())
-                .build();
+    protected void injectViews() {
+        unbinder = ButterKnife.bind(this);
+    }
+
+    @Override
+    public void showMessage(@NonNull String text) {
+        if (getMessageView() != null) {
+            Snackbar.make(getMessageView(), text, Snackbar.LENGTH_LONG).show();
+        }
+    }
+
+    @Override
+    public void showNoNetworkMessage() {
+        showMessage(getString(R.string.noInternet_text));
+    }
+
+    @Override
+    public boolean isNetworkConnected() {
+        return NetworkUtils.isOnline(getApplicationContext());
+    }
+
+    protected View getMessageView() {
+        return null;
     }
 
     @Override
@@ -38,33 +54,6 @@ public abstract class BaseActivity extends AppCompatActivity implements BaseCont
         if (unbinder != null) {
             unbinder.unbind();
         }
-    }
-
-    @Override
-    public void onError(int resId) {
-        onError(getString(resId));
-    }
-
-    @Override
-    public void onError(String message) {
-        Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
-    }
-
-    @Override
-    public void onNoNetworkError() {
-        onError(R.string.noInternet_text);
-    }
-
-    @Override
-    public boolean isNetworkConnected() {
-        return NetworkUtils.isOnline(getApplicationContext());
-    }
-
-    public ActivityComponent getActivityComponent() {
-        return activityComponent;
-    }
-
-    public void setButterKnife(Unbinder unbinder) {
-        this.unbinder = unbinder;
+        invalidateOptionsMenu();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BaseContract.java

@@ -1,27 +1,22 @@
 package io.github.wulkanowy.ui.base;
 
-import android.support.annotation.StringRes;
-
-import io.github.wulkanowy.di.annotations.PerActivity;
+import android.support.annotation.NonNull;
 
 public interface BaseContract {
 
     interface View {
 
-        void onError(@StringRes int resId);
+        void showMessage(@NonNull String text);
 
-        void onError(String message);
-
-        void onNoNetworkError();
+        void showNoNetworkMessage();
 
         boolean isNetworkConnected();
     }
 
-    @PerActivity
     interface Presenter<V extends View> {
 
-        void onStart(V view);
+        void attachView(@NonNull V view);
 
-        void onDestroy();
+        void detachView();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BaseFragment.java

@@ -1,56 +1,20 @@
 package io.github.wulkanowy.ui.base;
 
-import android.content.Context;
-import android.os.Bundle;
 import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
+import android.support.annotation.StringRes;
 import android.view.View;
 
+import butterknife.ButterKnife;
 import butterknife.Unbinder;
-import io.github.wulkanowy.R;
-import io.github.wulkanowy.WulkanowyApp;
-import io.github.wulkanowy.di.component.DaggerFragmentComponent;
-import io.github.wulkanowy.di.component.FragmentComponent;
-import io.github.wulkanowy.di.modules.FragmentModule;
+import dagger.android.support.DaggerFragment;
+import io.github.wulkanowy.utils.NetworkUtils;
 
-public abstract class BaseFragment extends Fragment implements BaseContract.View {
-
-    private BaseActivity activity;
+public abstract class BaseFragment extends DaggerFragment implements BaseContract.View {
 
     private Unbinder unbinder;
 
-    private FragmentComponent fragmentComponent;
-
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        if (context instanceof BaseActivity) {
-            activity = (BaseActivity) context;
-        }
-
-        fragmentComponent = DaggerFragmentComponent.builder()
-                .fragmentModule(new FragmentModule(this))
-                .applicationComponent(((WulkanowyApp) activity.getApplication()).getApplicationComponent())
-                .build();
-    }
-
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setHasOptionsMenu(false);
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        setUpOnViewCreated(view);
-    }
-
-    @Override
-    public void onDetach() {
-        activity = null;
-        super.onDetach();
+    protected void injectViews(@NonNull View view) {
+        unbinder = ButterKnife.bind(this, view);
     }
 
     @Override
@@ -61,44 +25,32 @@ public abstract class BaseFragment extends Fragment implements BaseContract.View
         super.onDestroyView();
     }
 
-    @Override
-    public void onError(int resId) {
-        onError(getString(resId));
-    }
-
-    @Override
-    public void onError(String message) {
-        if (activity != null) {
-            activity.onError(message);
+    public void setTitle(String title) {
+        if (getActivity() != null) {
+            getActivity().setTitle(title);
         }
     }
 
     @Override
-    public void onNoNetworkError() {
-        onError(R.string.noInternet_text);
+    public void showMessage(@NonNull String text) {
+        if (getActivity() != null) {
+            ((BaseActivity) getActivity()).showMessage(text);
+        }
+    }
+
+    public void showMessage(@StringRes int stringId) {
+        showMessage(getString(stringId));
+    }
+
+    @Override
+    public void showNoNetworkMessage() {
+        if (getActivity() != null) {
+            ((BaseActivity) getActivity()).showNoNetworkMessage();
+        }
     }
 
     @Override
     public boolean isNetworkConnected() {
-        return activity != null && activity.isNetworkConnected();
-    }
-
-    public void setButterKnife(Unbinder unbinder) {
-        this.unbinder = unbinder;
-    }
-
-    public void setTitle(String title) {
-        if (activity != null) {
-            activity.setTitle(title);
-        }
-    }
-
-    public FragmentComponent getFragmentComponent() {
-        return fragmentComponent;
-    }
-
-
-    protected void setUpOnViewCreated(View fragmentView) {
-        // do something on view created
+        return NetworkUtils.isOnline(getContext());
     }
 }

app/src/main/java/io/github/wulkanowy/ui/base/BasePresenter.java

@@ -1,5 +1,7 @@
 package io.github.wulkanowy.ui.base;
 
+import android.support.annotation.NonNull;
+
 import javax.inject.Inject;
 
 import io.github.wulkanowy.data.RepositoryContract;
@@ -16,12 +18,12 @@ public class BasePresenter<V extends BaseContract.View> implements BaseContract.
     }
 
     @Override
-    public void onStart(V view) {
+    public void attachView(@NonNull V view) {
         this.view = view;
     }
 
     @Override
-    public void onDestroy() {
+    public void detachView() {
         view = null;
     }
 

app/src/main/java/io/github/wulkanowy/ui/login/LoginActivity.java

@@ -5,7 +5,7 @@ import android.animation.AnimatorListenerAdapter;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.design.widget.Snackbar;
+import android.support.annotation.NonNull;
 import android.support.design.widget.TextInputLayout;
 import android.support.v7.app.ActionBar;
 import android.view.View;
@@ -14,11 +14,11 @@ import android.widget.ArrayAdapter;
 import android.widget.AutoCompleteTextView;
 import android.widget.EditText;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import javax.inject.Inject;
 
 import butterknife.BindView;
-import butterknife.ButterKnife;
 import butterknife.OnClick;
 import butterknife.OnEditorAction;
 import io.github.wulkanowy.R;
@@ -64,14 +64,10 @@ public class LoginActivity extends BaseActivity implements LoginContract.View {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_login);
+        injectViews();
 
-        setButterKnife(ButterKnife.bind(this));
-        getActivityComponent().inject(this);
-
-        presenter.onStart(this);
-
+        presenter.attachView(this);
         setUpOnCreate();
-
     }
 
     protected void setUpOnCreate() {
@@ -165,12 +161,6 @@ public class LoginActivity extends BaseActivity implements LoginContract.View {
         KeyboardUtils.hideSoftInput(this);
     }
 
-    @Override
-    public void onError(String message) {
-        Snackbar.make(findViewById(R.id.login_activity_container), message,
-                Snackbar.LENGTH_LONG).show();
-    }
-
     @Override
     public void setStepOneLoginProgress() {
         onLoginProgressUpdate("1", getString(R.string.step_login));
@@ -222,13 +212,25 @@ public class LoginActivity extends BaseActivity implements LoginContract.View {
         }
     }
 
+    @NonNull
     @Override
-    public void onDestroy() {
-        super.onDestroy();
-        presenter.onDestroy();
+    protected View getMessageView() {
+        return findViewById(R.id.login_activity_container);
+    }
+
+
+    @Override
+    public void onSyncFailed() {
+        Toast.makeText(getApplicationContext(), R.string.login_sync_error, Toast.LENGTH_LONG).show();
     }
 
     private void onLoginProgressUpdate(String step, String message) {
         loginProgressText.setText(String.format("%1$s/2 - %2$s...", step, message));
     }
+
+    @Override
+    public void onDestroy() {
+        presenter.detachView();
+        super.onDestroy();
+    }
 }

app/src/main/java/io/github/wulkanowy/ui/login/LoginContract.java

@@ -1,7 +1,5 @@
 package io.github.wulkanowy.ui.login;
 
-import io.github.wulkanowy.data.RepositoryContract;
-import io.github.wulkanowy.di.annotations.PerActivity;
 import io.github.wulkanowy.ui.base.BaseContract;
 
 public interface LoginContract {
@@ -35,9 +33,10 @@ public interface LoginContract {
 
         void showActionBar(boolean show);
 
+        void onSyncFailed();
+
     }
 
-    @PerActivity
     interface Presenter extends BaseContract.Presenter<View> {
 
         void attemptLogin(String email, String password, String symbol);
@@ -48,10 +47,8 @@ public interface LoginContract {
 
         void onLoginProgress(int step);
 
-        void onEndAsync(boolean success, Exception exception);
+        void onEndAsync(int success, Exception exception);
 
         void onCanceledAsync();
-
-        RepositoryContract getRepository();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/login/LoginModule.java

@@ -0,0 +1,13 @@
+package io.github.wulkanowy.ui.login;
+
+import dagger.Binds;
+import dagger.Module;
+import io.github.wulkanowy.di.scopes.PerActivity;
+
+@Module
+public abstract class LoginModule {
+
+    @PerActivity
+    @Binds
+    abstract LoginContract.Presenter provideLoginPresenter(LoginPresenter loginPresenter);
+}

app/src/main/java/io/github/wulkanowy/ui/login/LoginPresenter.java

@@ -11,6 +11,7 @@ import io.github.wulkanowy.api.login.BadCredentialsException;
 import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.ui.base.BasePresenter;
 import io.github.wulkanowy.utils.AppConstant;
+import io.github.wulkanowy.utils.FabricUtils;
 
 public class LoginPresenter extends BasePresenter<LoginContract.View>
         implements LoginContract.Presenter {
@@ -46,7 +47,7 @@ public class LoginPresenter extends BasePresenter<LoginContract.View>
             loginAsync.execute();
 
         } else {
-            getView().onNoNetworkError();
+            getView().showNoNetworkMessage();
         }
 
         getView().hideSoftInput();
@@ -82,20 +83,30 @@ public class LoginPresenter extends BasePresenter<LoginContract.View>
     }
 
     @Override
-    public void onEndAsync(boolean success, Exception exception) {
-        if (success) {
-            getView().openMainActivity();
-            return;
-        } else if (exception instanceof BadCredentialsException) {
-            getView().setErrorPassIncorrect();
-            getView().showSoftInput();
-        } else if (exception instanceof AccountPermissionException) {
-            getView().setErrorSymbolRequired();
-            getView().showSoftInput();
-        } else {
-            getView().onError(getRepository().getResRepo().getErrorLoginMessage(exception));
+    public void onEndAsync(int success, Exception exception) {
+        switch (success) {
+            case LoginTask.LOGIN_AND_SYNC_SUCCESS:
+                FabricUtils.logRegister(true, getRepository().getDbRepo().getCurrentSymbol().getSymbol(), "Success");
+                getView().openMainActivity();
+                return;
+            case LoginTask.SYNC_FAILED:
+                FabricUtils.logRegister(true, symbol, exception.getMessage());
+                getView().onSyncFailed();
+                getView().openMainActivity();
+                return;
+            case LoginTask.LOGIN_FAILED:
+                if (exception instanceof BadCredentialsException) {
+                    getView().setErrorPassIncorrect();
+                    getView().showSoftInput();
+                } else if (exception instanceof AccountPermissionException) {
+                    getView().setErrorSymbolRequired();
+                    getView().showSoftInput();
+                } else {
+                    FabricUtils.logRegister(false, symbol, exception.getMessage());
+                    getView().showMessage(getRepository().getResRepo().getErrorLoginMessage(exception));
+                }
+                break;
         }
-
         getView().showActionBar(true);
         getView().showLoginProgress(false);
     }
@@ -157,11 +168,11 @@ public class LoginPresenter extends BasePresenter<LoginContract.View>
     }
 
     @Override
-    public void onDestroy() {
+    public void detachView() {
         if (loginAsync != null) {
             loginAsync.cancel(true);
             loginAsync = null;
         }
-        super.onDestroy();
+        super.detachView();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/login/LoginTask.java

@@ -2,7 +2,13 @@ package io.github.wulkanowy.ui.login;
 
 import android.os.AsyncTask;
 
-public class LoginTask extends AsyncTask<Void, Integer, Boolean> {
+public class LoginTask extends AsyncTask<Void, Integer, Integer> {
+
+    public final static int LOGIN_AND_SYNC_SUCCESS = 1;
+
+    public final static int LOGIN_FAILED = -1;
+
+    public final static int SYNC_FAILED = 2;
 
     private LoginContract.Presenter presenter;
 
@@ -18,18 +24,23 @@ public class LoginTask extends AsyncTask<Void, Integer, Boolean> {
     }
 
     @Override
-    protected Boolean doInBackground(Void... params) {
+    protected Integer doInBackground(Void... params) {
         try {
             publishProgress(1);
             presenter.onDoInBackground(1);
+        } catch (Exception e) {
+            exception = e;
+            return LOGIN_FAILED;
+        }
 
+        try {
             publishProgress(2);
             presenter.onDoInBackground(2);
         } catch (Exception e) {
             exception = e;
-            return false;
+            return SYNC_FAILED;
         }
-        return true;
+        return LOGIN_AND_SYNC_SUCCESS;
     }
 
     @Override
@@ -38,7 +49,7 @@ public class LoginTask extends AsyncTask<Void, Integer, Boolean> {
     }
 
     @Override
-    protected void onPostExecute(Boolean success) {
+    protected void onPostExecute(Integer success) {
         presenter.onEndAsync(success, exception);
     }
 

app/src/main/java/io/github/wulkanowy/ui/main/MainActivity.java

@@ -2,8 +2,9 @@ package io.github.wulkanowy.ui.main;
 
 import android.content.Context;
 import android.content.Intent;
-import android.graphics.Color;
 import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.design.widget.AppBarLayout;
 import android.support.v7.app.ActionBar;
 import android.support.v7.widget.Toolbar;
 import android.view.View;
@@ -13,10 +14,11 @@ import com.aurelhubert.ahbottomnavigation.AHBottomNavigationItem;
 import com.aurelhubert.ahbottomnavigation.AHBottomNavigationViewPager;
 
 import javax.inject.Inject;
+import javax.inject.Named;
 
 import butterknife.BindView;
-import butterknife.ButterKnife;
 import io.github.wulkanowy.R;
+import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.services.jobs.SyncJob;
 import io.github.wulkanowy.ui.base.BaseActivity;
 import io.github.wulkanowy.ui.base.BasePagerAdapter;
@@ -25,6 +27,7 @@ import io.github.wulkanowy.ui.main.exams.ExamsFragment;
 import io.github.wulkanowy.ui.main.grades.GradesFragment;
 import io.github.wulkanowy.ui.main.settings.SettingsFragment;
 import io.github.wulkanowy.ui.main.timetable.TimetableFragment;
+import io.github.wulkanowy.utils.CommonUtils;
 
 public class MainActivity extends BaseActivity implements MainContract.View,
         AHBottomNavigation.OnTabSelectedListener, OnFragmentIsReadyListener {
@@ -40,12 +43,19 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     @BindView(R.id.main_activity_progress_bar)
     View progressBar;
 
+    @BindView(R.id.main_activity_appbar)
+    AppBarLayout appBar;
+
+    @Named("Main")
     @Inject
     BasePagerAdapter pagerAdapter;
 
     @Inject
     MainContract.Presenter presenter;
 
+    @Inject
+    RepositoryContract repository;
+
     public static Intent getStartIntent(Context context) {
         return new Intent(context, MainActivity.class);
     }
@@ -54,12 +64,10 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        setSupportActionBar((Toolbar) findViewById(R.id.toolbar));
+        setSupportActionBar((Toolbar) findViewById(R.id.main_activity_toolbar));
+        injectViews();
 
-        getActivityComponent().inject(this);
-        setButterKnife(ButterKnife.bind(this));
-
-        presenter.onStart(this, getIntent().getIntExtra(EXTRA_CARD_ID_KEY, -1));
+        presenter.attachView(this, getIntent().getIntExtra(EXTRA_CARD_ID_KEY, -1));
     }
 
     @Override
@@ -88,6 +96,8 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     @Override
     public boolean onTabSelected(int position, boolean wasSelected) {
         presenter.onTabSelected(position, wasSelected);
+        appBar.setExpanded(true, true);
+        invalidateOptionsMenu();
         return true;
     }
 
@@ -119,8 +129,8 @@ public class MainActivity extends BaseActivity implements MainContract.View,
                 R.drawable.ic_menu_other_24dp));
 
         bottomNavigation.setAccentColor(getResources().getColor(R.color.colorPrimary));
-        bottomNavigation.setInactiveColor(Color.BLACK);
-        bottomNavigation.setBackgroundColor(getResources().getColor(R.color.colorBackgroundBottomNav));
+        bottomNavigation.setInactiveColor(CommonUtils.getThemeAttrColor(this, android.R.attr.textColorTertiary));
+        bottomNavigation.setDefaultBackgroundColor(CommonUtils.getThemeAttrColor(this, R.attr.bottomNavBackground));
         bottomNavigation.setTitleState(AHBottomNavigation.TitleState.ALWAYS_SHOW);
         bottomNavigation.setOnTabSelectedListener(this);
         bottomNavigation.setCurrentItem(tabPosition);
@@ -146,9 +156,15 @@ public class MainActivity extends BaseActivity implements MainContract.View,
         SyncJob.start(getApplicationContext(), interval, useOnlyWifi);
     }
 
+    @NonNull
+    @Override
+    protected View getMessageView() {
+        return findViewById(R.id.main_activity_view_pager);
+    }
+
     @Override
     protected void onDestroy() {
+        presenter.detachView();
         super.onDestroy();
-        presenter.onDestroy();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/MainContract.java

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.ui.main;
 
-import io.github.wulkanowy.di.annotations.PerActivity;
+import android.support.annotation.NonNull;
+
 import io.github.wulkanowy.ui.base.BaseContract;
 
 public interface MainContract {
@@ -22,10 +23,9 @@ public interface MainContract {
         void startSyncService(int interval, boolean useOnlyWifi);
     }
 
-    @PerActivity
     interface Presenter extends BaseContract.Presenter<View> {
 
-        void onStart(View view, int tabPositionIntent);
+        void attachView(@NonNull View view, int initTabId);
 
         void onTabSelected(int position, boolean wasSelected);
 

app/src/main/java/io/github/wulkanowy/ui/main/MainModule.java

@@ -0,0 +1,50 @@
+package io.github.wulkanowy.ui.main;
+
+import javax.inject.Named;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.Provides;
+import dagger.android.ContributesAndroidInjector;
+import io.github.wulkanowy.di.scopes.PerActivity;
+import io.github.wulkanowy.di.scopes.PerFragment;
+import io.github.wulkanowy.ui.base.BasePagerAdapter;
+import io.github.wulkanowy.ui.main.attendance.AttendanceFragment;
+import io.github.wulkanowy.ui.main.attendance.AttendanceModule;
+import io.github.wulkanowy.ui.main.exams.ExamsFragment;
+import io.github.wulkanowy.ui.main.exams.ExamsModule;
+import io.github.wulkanowy.ui.main.grades.GradesFragment;
+import io.github.wulkanowy.ui.main.grades.GradesModule;
+import io.github.wulkanowy.ui.main.timetable.TimetableFragment;
+import io.github.wulkanowy.ui.main.timetable.TimetableModule;
+
+@Module
+public abstract class MainModule {
+
+    @PerActivity
+    @Binds
+    abstract MainContract.Presenter provideMainPresenter(MainPresenter mainPresenter);
+
+    @Named("Main")
+    @PerActivity
+    @Provides
+    static BasePagerAdapter provideAdapter(MainActivity activity) {
+        return new BasePagerAdapter(activity.getSupportFragmentManager());
+    }
+
+    @PerFragment
+    @ContributesAndroidInjector(modules = GradesModule.class)
+    abstract GradesFragment bindsGradesFragment();
+
+    @PerFragment
+    @ContributesAndroidInjector(modules = TimetableModule.class)
+    abstract TimetableFragment bindTimetableFragment();
+
+    @PerFragment
+    @ContributesAndroidInjector(modules = ExamsModule.class)
+    abstract ExamsFragment bindExamsFragment();
+
+    @PerFragment
+    @ContributesAndroidInjector(modules = AttendanceModule.class)
+    abstract AttendanceFragment bindAttendanceFramgnet();
+}

app/src/main/java/io/github/wulkanowy/ui/main/MainPresenter.java

@@ -1,6 +1,8 @@
 package io.github.wulkanowy.ui.main;
 
 
+import android.support.annotation.NonNull;
+
 import javax.inject.Inject;
 
 import io.github.wulkanowy.data.RepositoryContract;
@@ -17,15 +19,15 @@ public class MainPresenter extends BasePresenter<MainContract.View>
     }
 
     @Override
-    public void onStart(MainContract.View view, int tabPositionIntent) {
-        super.onStart(view);
+    public void attachView(@NonNull MainContract.View view, int initTabId) {
+        super.attachView(view);
         getView().showProgressBar(true);
         getView().hideActionBar();
 
         int tabPosition;
 
-        if (tabPositionIntent != -1) {
-            tabPosition = tabPositionIntent;
+        if (initTabId != -1) {
+            tabPosition = initTabId;
         } else {
             tabPosition = getRepository().getSharedRepo().getStartupTab();
         }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendanceContract.java

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.ui.main.attendance;
 
-import io.github.wulkanowy.di.annotations.PerActivity;
+import android.support.annotation.NonNull;
+
 import io.github.wulkanowy.ui.base.BaseContract;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
 
@@ -21,12 +22,11 @@ public interface AttendanceContract {
         void setThemeForTab(int position);
     }
 
-    @PerActivity
     interface Presenter extends BaseContract.Presenter<View> {
 
         void onFragmentActivated(boolean isVisible);
 
-        void onStart(View view, OnFragmentIsReadyListener listener);
+        void attachView(@NonNull View view, OnFragmentIsReadyListener listener);
 
         void setRestoredPosition(int position);
     }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendanceDialogFragment.java

@@ -78,7 +78,7 @@ public class AttendanceDialogFragment extends DialogFragment {
         description.setText(lesson.getDescription());
 
         if (lesson.getAbsenceUnexcused()) {
-            description.setTextColor(getResources().getColor(R.color.colorPrimaryDark));
+            description.setTextColor(getResources().getColor(R.color.colorPrimary));
         }
 
         return view;

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendanceFragment.java

@@ -3,7 +3,6 @@ package io.github.wulkanowy.ui.main.attendance;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
-import android.support.design.widget.Snackbar;
 import android.support.design.widget.TabLayout;
 import android.support.v4.view.ViewPager;
 import android.view.LayoutInflater;
@@ -11,14 +10,14 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import javax.inject.Inject;
+import javax.inject.Named;
 
 import butterknife.BindView;
-import butterknife.ButterKnife;
 import io.github.wulkanowy.R;
-import io.github.wulkanowy.di.component.FragmentComponent;
 import io.github.wulkanowy.ui.base.BaseFragment;
 import io.github.wulkanowy.ui.base.BasePagerAdapter;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
+import io.github.wulkanowy.ui.main.attendance.tab.AttendanceTabFragment;
 
 public class AttendanceFragment extends BaseFragment implements AttendanceContract.View {
 
@@ -31,6 +30,7 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     TabLayout tabLayout;
 
     @Inject
+    @Named("Attendance")
     BasePagerAdapter pagerAdapter;
 
     @Inject
@@ -41,18 +41,13 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
                              @Nullable Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_attendance, container, false);
+        injectViews(view);
 
-        FragmentComponent component = getFragmentComponent();
-        if (component != null) {
-            component.inject(this);
-            setButterKnife(ButterKnife.bind(this, view));
-            presenter.onStart(this, (OnFragmentIsReadyListener) getActivity());
+        presenter.attachView(this, (OnFragmentIsReadyListener) getActivity());
 
-            if (savedInstanceState != null) {
-                presenter.setRestoredPosition(savedInstanceState.getInt(CURRENT_ITEM_KEY));
-            }
+        if (savedInstanceState != null) {
+            presenter.setRestoredPosition(savedInstanceState.getInt(CURRENT_ITEM_KEY));
         }
-
         return view;
     }
 
@@ -93,14 +88,6 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
         setTitle(getString(R.string.attendance_text));
     }
 
-    @Override
-    public void onError(String message) {
-        if (getActivity() != null) {
-            Snackbar.make(getActivity().findViewById(R.id.main_activity_view_pager),
-                    message, Snackbar.LENGTH_LONG).show();
-        }
-    }
-
     @Override
     public void onSaveInstanceState(Bundle outState) {
         outState.putInt(CURRENT_ITEM_KEY, viewPager.getCurrentItem());
@@ -109,7 +96,7 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
 
     @Override
     public void onDestroyView() {
-        presenter.onDestroy();
+        presenter.detachView();
         super.onDestroyView();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendanceModule.java

@@ -0,0 +1,32 @@
+package io.github.wulkanowy.ui.main.attendance;
+
+import javax.inject.Named;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.Provides;
+import dagger.android.ContributesAndroidInjector;
+import io.github.wulkanowy.di.scopes.PerChildFragment;
+import io.github.wulkanowy.di.scopes.PerFragment;
+import io.github.wulkanowy.ui.base.BasePagerAdapter;
+import io.github.wulkanowy.ui.main.attendance.tab.AttendanceTabFragment;
+import io.github.wulkanowy.ui.main.attendance.tab.AttendanceTabModule;
+
+@Module
+public abstract class AttendanceModule {
+
+    @PerFragment
+    @Binds
+    abstract AttendanceContract.Presenter provideAttendancePresenter(AttendancePresenter attendancePresenter);
+
+    @PerFragment
+    @Named("Attendance")
+    @Provides
+    static BasePagerAdapter providePagerAdapter(AttendanceFragment fragment) {
+        return new BasePagerAdapter(fragment.getChildFragmentManager());
+    }
+
+    @PerChildFragment
+    @ContributesAndroidInjector(modules = AttendanceTabModule.class)
+    abstract AttendanceTabFragment bindAttendanceTabFragment();
+}

app/src/main/java/io/github/wulkanowy/ui/main/attendance/AttendancePresenter.java

@@ -1,5 +1,7 @@
 package io.github.wulkanowy.ui.main.attendance;
 
+import android.support.annotation.NonNull;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -31,8 +33,8 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     }
 
     @Override
-    public void onStart(AttendanceContract.View view, OnFragmentIsReadyListener listener) {
-        super.onStart(view);
+    public void attachView(@NonNull AttendanceContract.View view, OnFragmentIsReadyListener listener) {
+        super.attachView(view);
         this.listener = listener;
 
         if (getView().isMenuVisible()) {
@@ -64,7 +66,7 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     }
 
     @Override
-    public void onDoInBackgroundLoading() throws Exception {
+    public void onDoInBackgroundLoading() {
         for (String date : dates) {
             getView().setTabDataToAdapter(date);
         }
@@ -92,14 +94,13 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     }
 
     @Override
-    public void onDestroy() {
+    public void detachView() {
         isFirstSight = false;
 
         if (loadingTask != null) {
             loadingTask.cancel(true);
             loadingTask = null;
         }
-
-        super.onDestroy();
+        super.detachView();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/tab/AttendanceHeader.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.ui.main.attendance;
+package io.github.wulkanowy.ui.main.attendance.tab;
 
 import android.content.Context;
 import android.content.res.TypedArray;
@@ -14,7 +14,6 @@ import org.apache.commons.lang3.builder.HashCodeBuilder;
 
 import java.util.List;
 
-import butterknife.BindColor;
 import butterknife.BindView;
 import butterknife.ButterKnife;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
@@ -23,13 +22,14 @@ import eu.davidea.flexibleadapter.items.IFlexible;
 import eu.davidea.viewholders.ExpandableViewHolder;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.data.db.dao.entities.Day;
+import io.github.wulkanowy.utils.CommonUtils;
 
-public class AttendanceHeaderItem
-        extends AbstractExpandableHeaderItem<AttendanceHeaderItem.HeaderViewHolder, AttendanceSubItem> {
+public class AttendanceHeader
+        extends AbstractExpandableHeaderItem<AttendanceHeader.HeaderViewHolder, AttendanceSubItem> {
 
     private Day day;
 
-    AttendanceHeaderItem(Day day) {
+    AttendanceHeader(Day day) {
         this.day = day;
     }
 
@@ -39,7 +39,7 @@ public class AttendanceHeaderItem
 
         if (o == null || getClass() != o.getClass()) return false;
 
-        AttendanceHeaderItem that = (AttendanceHeaderItem) o;
+        AttendanceHeader that = (AttendanceHeader) o;
 
         return new EqualsBuilder()
                 .append(day, that.day)
@@ -86,15 +86,6 @@ public class AttendanceHeaderItem
         @BindView(R.id.attendance_header_free_name)
         TextView freeName;
 
-        @BindColor(R.color.secondary_text)
-        int secondaryColor;
-
-        @BindColor(R.color.free_day)
-        int backgroundFreeDay;
-
-        @BindColor(android.R.color.black)
-        int black;
-
         private Context context;
 
         HeaderViewHolder(View view, FlexibleAdapter adapter) {
@@ -117,16 +108,15 @@ public class AttendanceHeaderItem
             setInactiveHeader(item.getAttendanceLessons().isEmpty());
         }
 
-
         private void setInactiveHeader(boolean inactive) {
             ((FrameLayout) getContentView()).setForeground(inactive ? null : getSelectableDrawable());
-            dayName.setTextColor(inactive ? secondaryColor : black);
+            dayName.setTextColor(CommonUtils.getThemeAttrColor(context,
+                    inactive ? android.R.attr.textColorSecondary : android.R.attr.textColorPrimary));
 
             if (inactive) {
-                getContentView().setBackgroundColor(backgroundFreeDay);
+                getContentView().setBackgroundColor(CommonUtils.getThemeAttrColor(context, R.attr.colorControlHighlight));
             } else {
-                getContentView().setBackgroundDrawable(context.getResources()
-                        .getDrawable(R.drawable.ic_border));
+                getContentView().setBackgroundDrawable(context.getResources().getDrawable(R.drawable.ic_border));
             }
         }
 

app/src/main/java/io/github/wulkanowy/ui/main/attendance/tab/AttendanceSubItem.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.ui.main.attendance;
+package io.github.wulkanowy.ui.main.attendance.tab;
 
 import android.content.Context;
 import android.support.v4.app.DialogFragment;
@@ -20,13 +20,14 @@ import eu.davidea.flexibleadapter.items.IFlexible;
 import eu.davidea.viewholders.FlexibleViewHolder;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.data.db.dao.entities.AttendanceLesson;
+import io.github.wulkanowy.ui.main.attendance.AttendanceDialogFragment;
 
 class AttendanceSubItem
-        extends AbstractSectionableItem<AttendanceSubItem.SubItemViewHolder, AttendanceHeaderItem> {
+        extends AbstractSectionableItem<AttendanceSubItem.SubItemViewHolder, AttendanceHeader> {
 
     private AttendanceLesson lesson;
 
-    AttendanceSubItem(AttendanceHeaderItem header, AttendanceLesson lesson) {
+    AttendanceSubItem(AttendanceHeader header, AttendanceLesson lesson) {
         super(header);
         this.lesson = lesson;
     }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/tab/AttendanceTabContract.java

@@ -1,4 +1,4 @@
-package io.github.wulkanowy.ui.main.attendance;
+package io.github.wulkanowy.ui.main.attendance.tab;
 
 import java.util.List;
 
@@ -8,7 +8,7 @@ public interface AttendanceTabContract {
 
     interface View extends BaseContract.View {
 
-        void updateAdapterList(List<AttendanceHeaderItem> headerItems);
+        void updateAdapterList(List<AttendanceHeader> headerItems);
 
         void onRefreshSuccess();
 

app/src/main/java/io/github/wulkanowy/ui/main/attendance/tab/AttendanceTabFragment.java

@@ -1,9 +1,8 @@
-package io.github.wulkanowy.ui.main.attendance;
+package io.github.wulkanowy.ui.main.attendance.tab;
 
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
-import android.support.design.widget.Snackbar;
 import android.support.v4.widget.SwipeRefreshLayout;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
@@ -15,11 +14,9 @@ import java.util.List;
 import javax.inject.Inject;
 
 import butterknife.BindView;
-import butterknife.ButterKnife;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
 import eu.davidea.flexibleadapter.common.SmoothScrollLinearLayoutManager;
 import io.github.wulkanowy.R;
-import io.github.wulkanowy.di.component.FragmentComponent;
 import io.github.wulkanowy.ui.base.BaseFragment;
 
 public class AttendanceTabFragment extends BaseFragment implements AttendanceTabContract.View,
@@ -43,7 +40,7 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
     AttendanceTabContract.Presenter presenter;
 
     @Inject
-    FlexibleAdapter<AttendanceHeaderItem> adapter;
+    FlexibleAdapter<AttendanceHeader> adapter;
 
     private boolean isFragmentVisible = false;
 
@@ -61,38 +58,32 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_attendance_tab, container, false);
+        injectViews(view);
 
-        FragmentComponent component = getFragmentComponent();
-        if (component != null) {
-            component.inject(this);
-            setButterKnife(ButterKnife.bind(this, view));
-
-            if (getArguments() != null) {
-                presenter.setArgumentDate(getArguments().getString(ARGUMENT_KEY));
-            }
-
-            presenter.onStart(this);
-            presenter.onFragmentActivated(isFragmentVisible);
+        if (getArguments() != null) {
+            presenter.setArgumentDate(getArguments().getString(ARGUMENT_KEY));
         }
+
+        presenter.attachView(this);
+        presenter.onFragmentActivated(isFragmentVisible);
         return view;
     }
 
     @Override
-    protected void setUpOnViewCreated(View fragmentView) {
+    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
         adapter.setAutoCollapseOnExpand(true);
         adapter.setAutoScrollOnExpand(true);
         adapter.expandItemsAtStartUp();
 
-        recyclerView.setLayoutManager(new SmoothScrollLinearLayoutManager(fragmentView.getContext()));
+        recyclerView.setLayoutManager(new SmoothScrollLinearLayoutManager(view.getContext()));
         recyclerView.setAdapter(adapter);
 
         refreshLayout.setColorSchemeResources(android.R.color.black);
         refreshLayout.setOnRefreshListener(this);
-
     }
 
     @Override
-    public void updateAdapterList(List<AttendanceHeaderItem> headerItems) {
+    public void updateAdapterList(List<AttendanceHeader> headerItems) {
         adapter.updateDataSet(headerItems);
     }
 
@@ -112,7 +103,7 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
 
     @Override
     public void onRefreshSuccess() {
-        onError(R.string.sync_completed);
+        showMessage(R.string.sync_completed);
     }
 
     @Override
@@ -130,17 +121,9 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
         noItemView.setVisibility(show ? View.VISIBLE : View.INVISIBLE);
     }
 
-    @Override
-    public void onError(String message) {
-        if (getActivity() != null) {
-            Snackbar.make(getActivity().findViewById(R.id.main_activity_view_pager),
-                    message, Snackbar.LENGTH_LONG).show();
-        }
-    }
-
     @Override
     public void onDestroyView() {
-        presenter.onDestroy();
+        presenter.detachView();
         super.onDestroyView();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/attendance/tab/AttendanceTabModule.java

@@ -0,0 +1,21 @@
+package io.github.wulkanowy.ui.main.attendance.tab;
+
+import dagger.Binds;
+import dagger.Module;
+import dagger.Provides;
+import eu.davidea.flexibleadapter.FlexibleAdapter;
+import io.github.wulkanowy.di.scopes.PerChildFragment;
+
+@Module
+public abstract class AttendanceTabModule {
+
+    @PerChildFragment
+    @Binds
+    abstract AttendanceTabContract.Presenter provideAttendanceTabPresenter(AttendanceTabPresenter attendanceTabPresenter);
+
+    @PerChildFragment
+    @Provides
+    static FlexibleAdapter<AttendanceHeader> provideAdapter() {
+        return new FlexibleAdapter<>(null);
+    }
+}