Add exams (#87)

* [API/exams] Fix parsing empty list
* [API/exams] Fix date format
* [API/exams] Set day name from api

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

@@ -1,12 +1,17 @@
 package io.github.wulkanowy.api.exams;
 
+import org.apache.commons.lang3.StringUtils;
 import org.jsoup.nodes.Document;
 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;
@@ -22,11 +27,11 @@ public class ExamsWeek {
         this.snp = snp;
     }
 
-    public Week<ExamDay> getCurrent() throws IOException, VulcanException {
+    public Week<ExamDay> getCurrent() throws IOException, VulcanException, ParseException {
         return getWeek("", true);
     }
 
-    public Week<ExamDay> getWeek(String tick, final boolean onlyNotEmpty) throws IOException, VulcanException {
+    public Week<ExamDay> getWeek(String tick, final boolean onlyNotEmpty) throws IOException, VulcanException, ParseException {
         Document examsPage = snp.getSnPPageDocument(EXAMS_PAGE_URL + tick);
         Elements examsDays = examsPage.select(".mainContainer > div:not(.navigation)");
 
@@ -41,7 +46,9 @@ public class ExamsWeek {
             }
 
             if (null != dayHeading) {
-                day.setDate(dayHeading.text().split(", ")[1]);
+                String[] dateHeader = dayHeading.text().split(", ");
+                day.setDayName(StringUtils.capitalize(dateHeader[0]));
+                day.setDate(getFormattedDate(dateHeader[1]));
             }
 
             Elements exams = item.select("article");
@@ -58,8 +65,17 @@ public class ExamsWeek {
             days.add(day);
         }
 
+
         return new Week<ExamDay>()
-                .setStartDayDate(examsDays.select("h2").first().text().split(" ")[1])
+                .setStartDayDate(getFormattedDate(examsPage.select(".mainContainer > h2")
+                        .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

@@ -11,10 +11,6 @@ public class Day {
 
     private String dayName = "";
 
-    private boolean isFreeDay = false;
-
-    private String freeDayName = "";
-
     public Lesson getLesson(int index) {
         return lessons.get(index);
     }
@@ -44,20 +40,4 @@ public class Day {
     public void setDayName(String dayName) {
         this.dayName = dayName;
     }
-
-    public boolean isFreeDay() {
-        return isFreeDay;
-    }
-
-    public void setFreeDay(boolean freeDay) {
-        isFreeDay = freeDay;
-    }
-
-    public String getFreeDayName() {
-        return freeDayName;
-    }
-
-    public void setFreeDayName(String freeDayName) {
-        this.freeDayName = freeDayName;
-    }
 }

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

@@ -14,7 +14,6 @@ import java.util.Locale;
 
 import io.github.wulkanowy.api.SnP;
 import io.github.wulkanowy.api.VulcanException;
-import io.github.wulkanowy.api.generic.Day;
 import io.github.wulkanowy.api.generic.Lesson;
 import io.github.wulkanowy.api.generic.Week;
 
@@ -28,25 +27,25 @@ public class Timetable {
         this.snp = snp;
     }
 
-    public Week<Day> getWeekTable() throws IOException, ParseException, VulcanException {
+    public Week<TimetableDay> getWeekTable() throws IOException, ParseException, VulcanException {
         return getWeekTable("");
     }
 
-    public Week<Day> getWeekTable(final String tick) throws IOException, ParseException, VulcanException {
+    public Week<TimetableDay> getWeekTable(final String tick) throws IOException, ParseException, VulcanException {
         Element table = snp.getSnPPageDocument(TIMETABLE_PAGE_URL + tick)
                 .select(".mainContainer .presentData").first();
 
-        List<Day> days = getDays(table.select("thead th"));
+        List<TimetableDay> days = getDays(table.select("thead th"));
 
         setLessonToDays(table, days);
 
-        return new Week<Day>()
+        return new Week<TimetableDay>()
                 .setStartDayDate(days.get(0).getDate())
                 .setDays(days);
     }
 
-    private List<Day> getDays(Elements tableHeaderCells) throws ParseException {
+    private List<TimetableDay> getDays(Elements tableHeaderCells) throws ParseException {
-        List<Day> days = new ArrayList<>();
+        List<TimetableDay> days = new ArrayList<>();
 
         for (int i = 2; i < 7; i++) {
             String[] dayHeaderCell = tableHeaderCells.get(i).html().split("<br>");
@@ -55,7 +54,7 @@ public class Timetable {
             Date d = sdf.parse(dayHeaderCell[1].trim());
             sdf.applyPattern("yyyy-MM-dd");
 
-            Day day = new Day();
+            TimetableDay day = new TimetableDay();
             day.setDayName(dayHeaderCell[0]);
             day.setDate(sdf.format(d));
 
@@ -70,7 +69,7 @@ public class Timetable {
         return days;
     }
 
-    private void setLessonToDays(Element table, List<Day> days) {
+    private void setLessonToDays(Element table, List<TimetableDay> days) {
         for (Element row : table.select("tbody tr")) {
             Elements hours = row.select("td");
 

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

@@ -0,0 +1,26 @@
+package io.github.wulkanowy.api.timetable;
+
+import io.github.wulkanowy.api.generic.Day;
+
+public class TimetableDay extends Day {
+
+    private boolean isFreeDay = false;
+
+    private String freeDayName = "";
+
+    public boolean isFreeDay() {
+        return isFreeDay;
+    }
+
+    public void setFreeDay(boolean freeDay) {
+        isFreeDay = freeDay;
+    }
+
+    public String getFreeDayName() {
+        return freeDayName;
+    }
+
+    public void setFreeDayName(String freeDayName) {
+        this.freeDayName = freeDayName;
+    }
+}

api/src/test/java/io/github/wulkanowy/api/exams/ExamsWeekTest.java

@@ -12,20 +12,25 @@ public class ExamsWeekTest extends StudentAndParentTestCase {
 
     private ExamsWeek onePerDay;
 
+    private ExamsWeek empty;
+
     @Before
     public void getCurrent() throws Exception {
         onePerDay = new ExamsWeek(getSnp("Sprawdziany-one-per-day.html"));
+        empty = new ExamsWeek(getSnp("Sprawdziany-empty.html"));
     }
 
     @Test
     public void getWeekTest() throws Exception {
-        Assert.assertEquals("23.10.2017", onePerDay.getCurrent().getStartDayDate());
+        Assert.assertEquals("2017-10-23", onePerDay.getCurrent().getStartDayDate());
+        Assert.assertEquals("2018-04-30", empty.getCurrent().getStartDayDate());
     }
 
     @Test
     public void getDaysListTest() throws Exception {
         Assert.assertEquals(3, onePerDay.getCurrent().getDays().size());
         Assert.assertEquals(7, onePerDay.getWeek("", false).getDays().size());
+        Assert.assertEquals(0, empty.getCurrent().getDays().size());
     }
 
     @Test
@@ -45,9 +50,18 @@ public class ExamsWeekTest extends StudentAndParentTestCase {
     public void getDayDateTest() throws Exception {
         List<ExamDay> dayList = onePerDay.getCurrent().getDays();
 
-        Assert.assertEquals("23.10.2017", dayList.get(0).getDate());
+        Assert.assertEquals("2017-10-23", dayList.get(0).getDate());
-        Assert.assertEquals("24.10.2017", dayList.get(1).getDate());
+        Assert.assertEquals("2017-10-24", dayList.get(1).getDate());
-        Assert.assertEquals("27.10.2017", dayList.get(2).getDate());
+        Assert.assertEquals("2017-10-27", dayList.get(2).getDate());
+    }
+
+    @Test
+    public void getDayNameTest() throws Exception {
+        List<ExamDay> dayList = onePerDay.getCurrent().getDays();
+
+        Assert.assertEquals("Poniedziałek", dayList.get(0).getDayName());
+        Assert.assertEquals("Wtorek", dayList.get(1).getDayName());
+        Assert.assertEquals("Piątek", dayList.get(2).getDayName());
     }
 
     @Test

api/src/test/resources/io/github/wulkanowy/api/exams/Sprawdziany-empty.html

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>Witryna ucznia i rodzica – Terminarz sprawdzian&#243;w</title>
+  </head>
+  <body>
+    <main class="mainContainer">
+      <h1>Sprawdziany</h1>
+      <h2>Tydzień 30.04.2018 - 06.05.2018</h2>
+      <h2>Nie zaplanowano żadnych sprawdzian&#243;w na wybrany tydzień</h2>
+      <div class="navigation">
+        <a href="/symbol/123456/Sprawdziany.mvc/Terminarz?data=636600384000000000&amp;rokSzkolny=2017&amp;rodzajWidoku=2" class="button-prev">Poprzedni tydzień</a>
+        <a href="/symbol/123456/Sprawdziany.mvc/Terminarz?data=636612480000000000&amp;rokSzkolny=2017&amp;rodzajWidoku=2" class="button-next">Następny tydzień</a>
+      </div>
+    </main>
+  <footer>wersja: 17.09.0009.26859</footer>
+  </body>
+</html>

app/build.gradle

@@ -62,7 +62,7 @@ android {
 }
 
 greendao {
-    schemaVersion 24
+    schemaVersion 25
     generateTests = true
 }
 

app/src/androidTest/java/io/github/wulkanowy/data/db/dao/entities/ExamTest.java

@@ -0,0 +1,18 @@
+package io.github.wulkanowy.data.db.dao.entities;
+
+import org.greenrobot.greendao.test.AbstractDaoTestLongPk;
+
+public class ExamTest extends AbstractDaoTestLongPk<ExamDao, Exam> {
+
+    public ExamTest() {
+        super(ExamDao.class);
+    }
+
+    @Override
+    protected Exam createEntity(Long key) {
+        Exam entity = new Exam();
+        entity.setId(key);
+        return entity;
+    }
+
+}

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

@@ -10,6 +10,8 @@ public interface DbContract {
 
     Week getWeek(String date);
 
+    Week getWeek(long diaryId, String date);
+
     List<Subject> getSubjectList(int semesterName);
 
     List<Grade> getNewGrades(int semesterName);

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

@@ -17,7 +17,7 @@ import javax.inject.Singleton;
 import io.github.wulkanowy.api.Vulcan;
 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.Migration24;
+import io.github.wulkanowy.data.db.dao.migrations.Migration25;
 import io.github.wulkanowy.data.db.shared.SharedPrefContract;
 import io.github.wulkanowy.di.annotations.ApplicationContext;
 import io.github.wulkanowy.di.annotations.DatabaseInfo;
@@ -66,6 +66,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
     }
 
     private void recreateDatabase(Database db) {
+        LogUtils.info("Database is recreating...");
         sharedPref.setCurrentUserId(0);
         DaoMaster.dropAllTables(db, true);
         onCreate(db);
@@ -74,7 +75,7 @@ public class DbHelper extends DaoMaster.OpenHelper {
     private List<Migration> getMigrations() {
         List<Migration> migrations = new ArrayList<>();
         migrations.add(new Migration23());
-        migrations.add(new Migration24());
+        migrations.add(new Migration25());
 
         // 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

@@ -32,13 +32,18 @@ public class DbRepository implements DbContract {
 
     @Override
     public Week getWeek(String date) {
+        return getWeek(getCurrentDiaryId(), date);
+    }
+
+    @Override
+    public Week getWeek(long diaryId, String date) {
         return daoSession.getWeekDao().queryBuilder().where(
                 WeekDao.Properties.StartDayDate.eq(date),
-                WeekDao.Properties.DiaryId.eq(getCurrentDiaryId())
+                WeekDao.Properties.DiaryId.eq(diaryId)
         ).unique();
     }
 
-
+    @Override
     public List<Subject> getSubjectList(int semesterName) {
         return daoSession.getSemesterDao().load(getSemesterId(semesterName)).getSubjectList();
     }

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

@@ -41,6 +41,9 @@ public class Day {
     @ToMany(referencedJoinProperty = "dayId")
     private List<AttendanceLesson> attendanceLessons;
 
+    @ToMany(referencedJoinProperty = "dayId")
+    private List<Exam> exams;
+
     /**
      * Used to resolve relations
      */
@@ -218,6 +221,36 @@ 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) {

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

@@ -0,0 +1,177 @@
+package io.github.wulkanowy.data.db.dao.entities;
+
+import org.greenrobot.greendao.DaoException;
+import org.greenrobot.greendao.annotation.Entity;
+import org.greenrobot.greendao.annotation.Generated;
+import org.greenrobot.greendao.annotation.Id;
+import org.greenrobot.greendao.annotation.Property;
+
+import java.io.Serializable;
+
+@Entity(
+        nameInDb = "Exams",
+        active = true
+)
+
+public class Exam implements Serializable {
+
+    @Id(autoincrement = true)
+    private Long id;
+
+    @Property(nameInDb = "day_id")
+    private Long dayId;
+
+    @Property(nameInDb = "subject_and_group")
+    private String subjectAndGroup = "";
+
+    @Property(nameInDb = "type")
+    private String type = "";
+
+    @Property(nameInDb = "description")
+    private String description = "";
+
+    @Property(nameInDb = "teacher")
+    private String teacher = "";
+
+    @Property(nameInDb = "date")
+    private String date = "";
+
+    private static final long serialVersionUID = 42L;
+
+    /**
+     * Used to resolve relations
+     */
+    @Generated(hash = 2040040024)
+    private transient DaoSession daoSession;
+
+    /**
+     * Used for active entity operations.
+     */
+    @Generated(hash = 973692038)
+    private transient ExamDao myDao;
+
+    @Generated(hash = 1455345431)
+    public Exam(Long id, Long dayId, String subjectAndGroup, String type,
+                String description, String teacher, String date) {
+        this.id = id;
+        this.dayId = dayId;
+        this.subjectAndGroup = subjectAndGroup;
+        this.type = type;
+        this.description = description;
+        this.teacher = teacher;
+        this.date = date;
+    }
+
+    @Generated(hash = 945526930)
+    public Exam() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public Exam setId(Long id) {
+        this.id = id;
+        return this;
+    }
+
+    public Long getDayId() {
+        return this.dayId;
+    }
+
+    public Exam setDayId(Long dayId) {
+        this.dayId = dayId;
+        return this;
+    }
+
+    public String getSubjectAndGroup() {
+        return subjectAndGroup;
+    }
+
+    public Exam setSubjectAndGroup(String subjectAndGroup) {
+        this.subjectAndGroup = subjectAndGroup;
+        return this;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public Exam setType(String type) {
+        this.type = type;
+        return this;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public Exam setDescription(String description) {
+        this.description = description;
+        return this;
+    }
+
+    public String getTeacher() {
+        return teacher;
+    }
+
+    public Exam setTeacher(String teacher) {
+        this.teacher = teacher;
+        return this;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public Exam setDate(String date) {
+        this.date = date;
+        return this;
+    }
+
+    /**
+     * Convenient call for {@link org.greenrobot.greendao.AbstractDao#delete(Object)}.
+     * Entity must attached to an entity context.
+     */
+    @Generated(hash = 128553479)
+    public void delete() {
+        if (myDao == null) {
+            throw new DaoException("Entity is detached from DAO context");
+        }
+        myDao.delete(this);
+    }
+
+    /**
+     * Convenient call for {@link org.greenrobot.greendao.AbstractDao#refresh(Object)}.
+     * Entity must attached to an entity context.
+     */
+    @Generated(hash = 1942392019)
+    public void refresh() {
+        if (myDao == null) {
+            throw new DaoException("Entity is detached from DAO context");
+        }
+        myDao.refresh(this);
+    }
+
+    /**
+     * Convenient call for {@link org.greenrobot.greendao.AbstractDao#update(Object)}.
+     * Entity must attached to an entity context.
+     */
+    @Generated(hash = 713229351)
+    public void update() {
+        if (myDao == null) {
+            throw new DaoException("Entity is detached from DAO context");
+        }
+        myDao.update(this);
+    }
+
+    /**
+     * called by internal mechanisms, do not call yourself.
+     */
+    @Generated(hash = 1730563422)
+    public void __setDaoSession(DaoSession daoSession) {
+        this.daoSession = daoSession;
+        myDao = daoSession != null ? daoSession.getExamDao() : null;
+    }
+
+}

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

@@ -32,6 +32,9 @@ public class Week {
     @Property(nameInDb = "timetable_synced")
     private boolean timetableSynced = false;
 
+    @Property(nameInDb = "exams_synced")
+    private boolean examsSynced = false;
+
     @ToMany(referencedJoinProperty = "weekId")
     private List<Day> dayList;
 
@@ -47,14 +50,15 @@ public class Week {
     @Generated(hash = 1019310398)
     private transient WeekDao myDao;
 
-    @Generated(hash = 1608180902)
+    @Generated(hash = 23357599)
-    public Week(Long id, Long diaryId, String startDayDate,
+    public Week(Long id, Long diaryId, String startDayDate, boolean attendanceSynced,
-                boolean attendanceSynced, boolean timetableSynced) {
+                boolean timetableSynced, boolean examsSynced) {
         this.id = id;
         this.diaryId = diaryId;
         this.startDayDate = startDayDate;
         this.attendanceSynced = attendanceSynced;
         this.timetableSynced = timetableSynced;
+        this.examsSynced = examsSynced;
     }
 
     @Generated(hash = 2135529658)
@@ -88,8 +92,8 @@ public class Week {
         return this;
     }
 
-    public boolean isAttendanceSynced() {
+    public boolean getAttendanceSynced() {
-        return attendanceSynced;
+        return this.attendanceSynced;
     }
 
     public Week setAttendanceSynced(boolean attendanceSynced) {
@@ -97,8 +101,8 @@ public class Week {
         return this;
     }
 
-    public boolean isTimetableSynced() {
+    public boolean getTimetableSynced() {
-        return timetableSynced;
+        return this.timetableSynced;
     }
 
     public Week setTimetableSynced(boolean timetableSynced) {
@@ -106,6 +110,15 @@ public class Week {
         return this;
     }
 
+    public Week setExamsSynced(boolean examsSynced) {
+        this.examsSynced = examsSynced;
+        return this;
+    }
+
+    public boolean getExamsSynced() {
+        return examsSynced;
+    }
+
     /**
      * To-many relationship, resolved on first access (and after reset).
      * Changes to to-many relations are not persisted, make changes to the target entity.
@@ -172,14 +185,6 @@ public class Week {
         myDao.update(this);
     }
 
-    public boolean getAttendanceSynced() {
-        return this.attendanceSynced;
-    }
-
-    public boolean getTimetableSynced() {
-        return this.timetableSynced;
-    }
-
     /** called by internal mechanisms, do not call yourself. */
     @Generated(hash = 665278367)
     public void __setDaoSession(DaoSession daoSession) {

app/src/main/java/io/github/wulkanowy/data/db/dao/migrations/Migration25.java

@@ -6,11 +6,11 @@ import io.github.wulkanowy.api.Vulcan;
 import io.github.wulkanowy.data.db.dao.DbHelper;
 import io.github.wulkanowy.data.db.shared.SharedPrefContract;
 
-public class Migration24 implements DbHelper.Migration {
+public class Migration25 implements DbHelper.Migration {
 
     @Override
     public Integer getVersion() {
-        return 24;
+        return 25;
     }
 
     @Override

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

@@ -0,0 +1,147 @@
+package io.github.wulkanowy.data.sync;
+
+import org.threeten.bp.LocalDate;
+import org.threeten.bp.format.DateTimeFormatter;
+import org.threeten.bp.format.TextStyle;
+
+import java.io.IOException;
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+import javax.inject.Inject;
+
+import io.github.wulkanowy.api.Vulcan;
+import io.github.wulkanowy.api.VulcanException;
+import io.github.wulkanowy.api.exams.ExamDay;
+import io.github.wulkanowy.data.db.dao.entities.DaoSession;
+import io.github.wulkanowy.data.db.dao.entities.Day;
+import io.github.wulkanowy.data.db.dao.entities.DayDao;
+import io.github.wulkanowy.data.db.dao.entities.Exam;
+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.AppConstant;
+import io.github.wulkanowy.utils.DataObjectConverter;
+import io.github.wulkanowy.utils.LogUtils;
+import io.github.wulkanowy.utils.TimeUtils;
+
+public class ExamsSync {
+
+    private final DaoSession daoSession;
+
+    private final Vulcan vulcan;
+
+    private long diaryId;
+
+    @Inject
+    ExamsSync(DaoSession daoSession, Vulcan vulcan) {
+        this.daoSession = daoSession;
+        this.vulcan = vulcan;
+    }
+
+    public void syncExams(long diaryId, String date) throws IOException, VulcanException,
+            ParseException {
+        this.diaryId = diaryId;
+
+        io.github.wulkanowy.api.generic.Week<ExamDay> weekApi = getWeekFromApi(getNormalizedDate(date));
+        Week weekDb = getWeekFromDb(weekApi.getStartDayDate());
+
+        long weekId = updateWeekInDb(weekDb, weekApi);
+
+        List<Exam> examList = getPreparedExams(weekApi.getDays(), weekId);
+
+        daoSession.getExamDao().saveInTx(examList);
+
+        LogUtils.debug("Synchronization exams (amount = " + examList.size() + ")");
+    }
+
+    private Week getWeekFromDb(String date) {
+        return daoSession.getWeekDao().queryBuilder().where(
+                WeekDao.Properties.DiaryId.eq(diaryId),
+                WeekDao.Properties.StartDayDate.eq(date)
+        ).unique();
+    }
+
+    private io.github.wulkanowy.api.generic.Week<ExamDay> getWeekFromApi(String date)
+            throws VulcanException, IOException, ParseException {
+        return vulcan.getExamsList().getWeek(date, true);
+    }
+
+    private Long updateWeekInDb(Week weekDb, io.github.wulkanowy.api.generic.Week weekApi) {
+        if (weekDb != null) {
+            weekDb.setExamsSynced(true);
+            weekDb.update();
+
+            return weekDb.getId();
+        }
+
+        Week weekApiEntity = DataObjectConverter.weekToWeekEntity(weekApi).setDiaryId(diaryId);
+        weekApiEntity.setExamsSynced(true);
+
+        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),
+                DayDao.Properties.Date.eq(date)
+        ).unique();
+    }
+
+    private List<Exam> getPreparedExams(List<ExamDay> dayListFromApi,
+                                        long weekId) {
+        List<Exam> preparedExamList = new ArrayList<>();
+
+        for (ExamDay dayFromApi : dayListFromApi) {
+
+            Day dayDb = getDayFromDb(dayFromApi.getDate(), weekId);
+
+            Day dayApiEntity = DataObjectConverter.dayToDayEntity(dayFromApi);
+
+            long dayId = updateDayInDb(dayDb, dayApiEntity, weekId);
+
+            prepareExam(dayFromApi.getExamList(), preparedExamList, dayId);
+        }
+        return preparedExamList;
+    }
+
+    private long updateDayInDb(Day dayDb, Day dayApi, long weekId) {
+        dayApi.setWeekId(weekId);
+
+        if (null != dayDb) {
+            return dayDb.getId();
+        }
+        return daoSession.getDayDao().insert(dayApi);
+    }
+
+    private void prepareExam(List<io.github.wulkanowy.api.exams.Exam> examList,
+                             List<Exam> preparedExams, long dayId) {
+        List<Exam> examsApiEntity = DataObjectConverter.examsToExamsEntitiy(examList);
+
+        for (Exam examApi : examsApiEntity) {
+            Exam examDb = getExamFromDb(examApi, dayId);
+
+            examApi.setDayId(dayId);
+
+            if (examDb != null) {
+                examApi.setId(examDb.getId());
+            }
+            preparedExams.add(examApi);
+        }
+    }
+
+    private Exam getExamFromDb(Exam examApi, long dayId) {
+        return daoSession.getExamDao().queryBuilder()
+                .where(ExamDao.Properties.DayId.eq(dayId),
+                        ExamDao.Properties.Date.eq(examApi.getDate()),
+                        ExamDao.Properties.SubjectAndGroup.eq(examApi.getSubjectAndGroup()),
+                        ExamDao.Properties.Teacher.eq(examApi.getTeacher()))
+                .unique();
+    }
+}

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

@@ -32,5 +32,9 @@ public interface SyncContract {
 
     void syncTimetable(long diaryId, String date) throws VulcanException, IOException, ParseException;
 
+    void syncExams() throws VulcanException, IOException, ParseException;
+
+    void syncExams(long diaryId, String date) throws VulcanException, IOException, ParseException;
+
     void syncAll() throws VulcanException, IOException, ParseException;
 }

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

@@ -23,16 +23,20 @@ public class SyncRepository implements SyncContract {
 
     private final AccountSync accountSync;
 
+    private final ExamsSync examsSync;
+
     private final DbContract database;
 
     @Inject
     SyncRepository(GradeSync gradeSync, SubjectSync subjectSync, AttendanceSync attendanceSync,
-                   TimetableSync timetableSync, AccountSync accountSync, DbContract database) {
+                   TimetableSync timetableSync, AccountSync accountSync, ExamsSync examsSync,
+                   DbContract database) {
         this.gradeSync = gradeSync;
         this.subjectSync = subjectSync;
         this.attendanceSync = attendanceSync;
         this.timetableSync = timetableSync;
         this.accountSync = accountSync;
+        this.examsSync = examsSync;
         this.database = database;
     }
 
@@ -95,11 +99,26 @@ public class SyncRepository implements SyncContract {
         }
     }
 
+    @Override
+    public void syncExams() throws VulcanException, IOException, ParseException {
+        examsSync.syncExams(database.getCurrentDiaryId(), null);
+    }
+
+    @Override
+    public void syncExams(long diaryId, String date) throws VulcanException, IOException, ParseException {
+        if (diaryId != 0) {
+            examsSync.syncExams(diaryId, date);
+        } else {
+            examsSync.syncExams(database.getCurrentDiaryId(), date);
+        }
+    }
+
     @Override
     public void syncAll() throws VulcanException, IOException, ParseException {
         syncSubjects();
         syncGrades();
         syncAttendance();
         syncTimetable();
+        syncExams();
     }
 }

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

@@ -40,7 +40,7 @@ public class TimetableSync {
     public void syncTimetable(long diaryId, String date) throws IOException, ParseException, 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.timetable.TimetableDay> weekApi = getWeekFromApi(getNormalizedDate(date));
         Week weekDb = getWeekFromDb(weekApi.getStartDayDate());
 
         long weekId = updateWeekInDb(weekDb, weekApi);
@@ -56,7 +56,7 @@ public class TimetableSync {
         return null != date ? String.valueOf(TimeUtils.getNetTicks(date)) : "";
     }
 
-    private io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.generic.Day> getWeekFromApi(String date)
+    private io.github.wulkanowy.api.generic.Week<io.github.wulkanowy.api.timetable.TimetableDay> getWeekFromApi(String date)
             throws IOException, ParseException, VulcanException {
         return vulcan.getTimetable().getWeekTable(date);
     }
@@ -82,14 +82,14 @@ public class TimetableSync {
         return daoSession.getWeekDao().insert(apiEntity);
     }
 
-    private List<TimetableLesson> updateDays(List<io.github.wulkanowy.api.generic.Day> dayListFromApi, long weekId) {
+    private List<TimetableLesson> updateDays(List<io.github.wulkanowy.api.timetable.TimetableDay> dayListFromApi, long weekId) {
         List<TimetableLesson> updatedLessonList = new ArrayList<>();
 
-        for (io.github.wulkanowy.api.generic.Day dayFromApi : dayListFromApi) {
+        for (io.github.wulkanowy.api.timetable.TimetableDay dayFromApi : dayListFromApi) {
 
             Day dbDayEntity = getDayFromDb(dayFromApi.getDate(), weekId);
 
-            Day apiDayEntity = DataObjectConverter.dayToDayEntity(dayFromApi);
+            Day apiDayEntity = DataObjectConverter.timetableDayToDayEntity(dayFromApi);
 
             long dayId = updateDay(dbDayEntity, apiDayEntity, weekId);
 

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

@@ -5,7 +5,8 @@ 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.dashboard.DashboardFragment;
+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;
@@ -20,7 +21,9 @@ public interface FragmentComponent {
 
     void inject(AttendanceTabFragment attendanceTabFragment);
 
-    void inject(DashboardFragment dashboardFragment);
+    void inject(ExamsFragment examsFragment);
+
+    void inject(ExamsTabFragment examsTabFragment);
 
     void inject(TimetableFragment timetableFragment);
 

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

@@ -8,10 +8,10 @@ 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.MainPagerAdapter;
 import io.github.wulkanowy.ui.main.MainPresenter;
 import io.github.wulkanowy.ui.splash.SplashContract;
 import io.github.wulkanowy.ui.splash.SplashPresenter;
@@ -58,7 +58,7 @@ public class ActivityModule {
     }
 
     @Provides
-    MainPagerAdapter provideMainPagerAdapter() {
+    BasePagerAdapter provideMainPagerAdapter() {
-        return new MainPagerAdapter(activity.getSupportFragmentManager());
+        return new BasePagerAdapter(activity.getSupportFragmentManager());
     }
 }

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

@@ -6,20 +6,22 @@ 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.AttendancePagerAdapter;
 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.dashboard.DashboardContract;
+import io.github.wulkanowy.ui.main.exams.ExamsContract;
-import io.github.wulkanowy.ui.main.dashboard.DashboardPresenter;
+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.TimetablePagerAdapter;
 import io.github.wulkanowy.ui.main.timetable.TimetablePresenter;
 import io.github.wulkanowy.ui.main.timetable.TimetableTabContract;
 import io.github.wulkanowy.ui.main.timetable.TimetableTabPresenter;
@@ -47,8 +49,8 @@ public class FragmentModule {
 
     @PerFragment
     @Provides
-    DashboardContract.Presenter provideDashboardPresenter(DashboardPresenter dashboardPresenter) {
+    ExamsContract.Presenter provideDashboardPresenter(ExamsPresenter examsPresenter) {
-        return dashboardPresenter;
+        return examsPresenter;
     }
 
     @PerFragment
@@ -58,8 +60,8 @@ public class FragmentModule {
     }
 
     @Provides
-    AttendancePagerAdapter provideAttendancePagerAdapter() {
+    BasePagerAdapter provideBasePagerAdapter() {
-        return new AttendancePagerAdapter(fragment.getChildFragmentManager());
+        return new BasePagerAdapter(fragment.getChildFragmentManager());
     }
 
     @Provides
@@ -67,6 +69,21 @@ public class FragmentModule {
         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) {
@@ -80,17 +97,7 @@ public class FragmentModule {
     }
 
     @Provides
-    TimetablePagerAdapter provideTimetablePagerAdapter() {
+    ExamsTabContract.Presenter provideExamsTabPresenter(ExamsTabPresenter examsTabPresenter) {
-        return new TimetablePagerAdapter(fragment.getChildFragmentManager());
+        return examsTabPresenter;
-    }
-
-    @Provides
-    FlexibleAdapter<TimetableHeaderItem> provideTimetableTabAdapter() {
-        return new FlexibleAdapter<>(null);
-    }
-
-    @Provides
-    FlexibleAdapter<GradeHeaderItem> provideGradesAdapter() {
-        return new FlexibleAdapter<>(null);
     }
 }

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

@@ -0,0 +1,47 @@
+package io.github.wulkanowy.ui.base;
+
+import android.support.annotation.NonNull;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentStatePagerAdapter;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class BasePagerAdapter extends FragmentStatePagerAdapter {
+
+    private List<Fragment> fragmentList = new ArrayList<>();
+
+    private List<String> titleList = new ArrayList<>();
+
+    public BasePagerAdapter(FragmentManager fragmentManager) {
+        super(fragmentManager);
+    }
+
+    public void addFragment(@NonNull Fragment fragment, @NonNull String title) {
+        fragmentList.add(fragment);
+        titleList.add(title);
+    }
+
+    public void addFragment(@NonNull Fragment fragment) {
+        fragmentList.add(fragment);
+    }
+
+    @Override
+    public Fragment getItem(int position) {
+        return fragmentList.get(position);
+    }
+
+    @Override
+    public int getCount() {
+        return fragmentList.size();
+    }
+
+    @Override
+    public CharSequence getPageTitle(int position) {
+        if (!titleList.isEmpty()) {
+            return titleList.get(position);
+        }
+        return null;
+    }
+}

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

@@ -18,8 +18,9 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.ui.base.BaseActivity;
+import io.github.wulkanowy.ui.base.BasePagerAdapter;
 import io.github.wulkanowy.ui.main.attendance.AttendanceFragment;
-import io.github.wulkanowy.ui.main.dashboard.DashboardFragment;
+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;
@@ -39,7 +40,7 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     View progressBar;
 
     @Inject
-    MainPagerAdapter pagerAdapter;
+    BasePagerAdapter pagerAdapter;
 
     @Inject
     MainContract.Presenter presenter;
@@ -107,8 +108,8 @@ public class MainActivity extends BaseActivity implements MainContract.View,
         bottomNavigation.addItem(new AHBottomNavigationItem(getString(R.string.attendance_text),
                 R.drawable.ic_menu_attendance_24dp));
 
-        bottomNavigation.addItem(new AHBottomNavigationItem(getString(R.string.dashboard_text),
+        bottomNavigation.addItem(new AHBottomNavigationItem(getString(R.string.exams_text),
-                R.drawable.ic_menu_dashboard_24dp));
+                R.drawable.ic_menu_exams_24dp));
 
         bottomNavigation.addItem(new AHBottomNavigationItem(getString(R.string.timetable_text),
                 R.drawable.ic_menu_timetable_24dp));
@@ -129,7 +130,7 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     public void initiationViewPager(int tabPosition) {
         pagerAdapter.addFragment(new GradesFragment());
         pagerAdapter.addFragment(new AttendanceFragment());
-        pagerAdapter.addFragment(new DashboardFragment());
+        pagerAdapter.addFragment(new ExamsFragment());
         pagerAdapter.addFragment(new TimetableFragment());
         pagerAdapter.addFragment(new SettingsFragment());
 

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

@@ -1,31 +0,0 @@
-package io.github.wulkanowy.ui.main;
-
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentStatePagerAdapter;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class MainPagerAdapter extends FragmentStatePagerAdapter {
-
-    private List<Fragment> fragmentList = new ArrayList<>();
-
-    public MainPagerAdapter(FragmentManager fragmentManager) {
-        super(fragmentManager);
-    }
-
-    void addFragment(Fragment fragment) {
-        fragmentList.add(fragment);
-    }
-
-    @Override
-    public Fragment getItem(int position) {
-        return fragmentList.get(position);
-    }
-
-    @Override
-    public int getCount() {
-        return fragmentList.size();
-    }
-}

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

@@ -1,37 +0,0 @@
-package io.github.wulkanowy.ui.main;
-
-import android.support.v4.app.Fragment;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class TabsData {
-
-    private List<Fragment> fragments = new ArrayList<>();
-
-    private List<String> titles = new ArrayList<>();
-
-    public Fragment getFragment(int index) {
-        return fragments.get(index);
-    }
-
-    public void addFragment(Fragment fragment) {
-        if (fragment != null) {
-            fragments.add(fragment);
-        }
-    }
-
-    public int getFragmentsCount() {
-        return fragments.size();
-    }
-
-    public String getTitle(int index) {
-        return titles.get(index);
-    }
-
-    public void addTitle(String title) {
-        if (title != null) {
-            titles.add(title);
-        }
-    }
-}

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

@@ -3,7 +3,6 @@ package io.github.wulkanowy.ui.main.attendance;
 import io.github.wulkanowy.di.annotations.PerActivity;
 import io.github.wulkanowy.ui.base.BaseContract;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
-import io.github.wulkanowy.ui.main.TabsData;
 
 public interface AttendanceContract {
 
@@ -13,7 +12,7 @@ public interface AttendanceContract {
 
         void scrollViewPagerToPosition(int position);
 
-        void setTabDataToAdapter(TabsData tabsData);
+        void setTabDataToAdapter(String date);
 
         void setAdapterWithTabLayout();
 

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

@@ -17,8 +17,8 @@ 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.TabsData;
 
 public class AttendanceFragment extends BaseFragment implements AttendanceContract.View {
 
@@ -31,7 +31,7 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     TabLayout tabLayout;
 
     @Inject
-    AttendancePagerAdapter pagerAdapter;
+    BasePagerAdapter pagerAdapter;
 
     @Inject
     AttendanceContract.Presenter presenter;
@@ -65,8 +65,8 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     }
 
     @Override
-    public void setTabDataToAdapter(TabsData tabsData) {
+    public void setTabDataToAdapter(String date) {
-        pagerAdapter.setTabsData(tabsData);
+        pagerAdapter.addFragment(AttendanceTabFragment.newInstance(date), date);
     }
 
     @Override

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

@@ -1,38 +0,0 @@
-package io.github.wulkanowy.ui.main.attendance;
-
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentStatePagerAdapter;
-
-import io.github.wulkanowy.ui.main.TabsData;
-
-public class AttendancePagerAdapter extends FragmentStatePagerAdapter {
-
-    private TabsData tabsData;
-
-    public AttendancePagerAdapter(FragmentManager fragmentManager) {
-        super(fragmentManager);
-    }
-
-    void setTabsData(TabsData tabsData) {
-        this.tabsData = tabsData;
-    }
-
-    @Override
-    public Fragment getItem(int position) {
-        return tabsData.getFragment(position);
-    }
-
-
-    @Override
-    public int getCount() {
-        return tabsData.getFragmentsCount();
-    }
-
-    @Nullable
-    @Override
-    public CharSequence getPageTitle(int position) {
-        return tabsData.getTitle(position);
-    }
-}

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

@@ -8,7 +8,6 @@ import javax.inject.Inject;
 import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.ui.base.BasePresenter;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
-import io.github.wulkanowy.ui.main.TabsData;
 import io.github.wulkanowy.utils.TimeUtils;
 import io.github.wulkanowy.utils.async.AbstractTask;
 import io.github.wulkanowy.utils.async.AsyncListeners;
@@ -20,8 +19,6 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
 
     private List<String> dates = new ArrayList<>();
 
-    private TabsData tabsData = new TabsData();
-
     private OnFragmentIsReadyListener listener;
 
     private int positionToScroll = 0;
@@ -69,8 +66,7 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     @Override
     public void onDoInBackgroundLoading() throws Exception {
         for (String date : dates) {
-            tabsData.addTitle(date);
+            getView().setTabDataToAdapter(date);
-            tabsData.addFragment(AttendanceTabFragment.newInstance(date));
         }
     }
 
@@ -83,7 +79,6 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     @Override
     public void onEndLoadingAsync(boolean result, Exception exception) {
         if (result) {
-            getView().setTabDataToAdapter(tabsData);
             getView().setAdapterWithTabLayout();
             getView().scrollViewPagerToPosition(positionToScroll);
             listener.onFragmentIsReady();

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

@@ -100,6 +100,7 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
             week = getRepository().getDbRepo().getWeek(date);
         }
 
+        week.resetDayList();
         List<Day> dayList = week.getDayList();
 
         headerItems = new ArrayList<>();

app/src/main/java/io/github/wulkanowy/ui/main/dashboard/DashboardFragment.java

@@ -1,48 +0,0 @@
-package io.github.wulkanowy.ui.main.dashboard;
-
-import android.os.Bundle;
-import android.support.annotation.NonNull;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import javax.inject.Inject;
-
-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.main.OnFragmentIsReadyListener;
-
-public class DashboardFragment extends BaseFragment implements DashboardContract.View {
-
-    @Inject
-    DashboardContract.Presenter presenter;
-
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.fragment_board, container, false);
-
-        FragmentComponent component = getFragmentComponent();
-        if (component != null) {
-            component.inject(this);
-            setButterKnife(ButterKnife.bind(this, view));
-            presenter.onStart(this, (OnFragmentIsReadyListener) getActivity());
-        }
-        return view;
-    }
-
-    @Override
-    public void setMenuVisibility(boolean menuVisible) {
-        super.setMenuVisibility(menuVisible);
-        if (presenter != null) {
-            presenter.onFragmentVisible(menuVisible);
-        }
-    }
-
-    @Override
-    public void setActivityTitle() {
-        setTitle(getString(R.string.dashboard_text));
-    }
-}

app/src/main/java/io/github/wulkanowy/ui/main/dashboard/DashboardPresenter.java

@@ -1,37 +0,0 @@
-package io.github.wulkanowy.ui.main.dashboard;
-
-import javax.inject.Inject;
-
-import io.github.wulkanowy.data.RepositoryContract;
-import io.github.wulkanowy.ui.base.BasePresenter;
-import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
-
-public class DashboardPresenter extends BasePresenter<DashboardContract.View>
-        implements DashboardContract.Presenter {
-
-    private OnFragmentIsReadyListener listener;
-
-    @Inject
-    DashboardPresenter(RepositoryContract repository) {
-        super(repository);
-    }
-
-    @Override
-    public void onStart(DashboardContract.View view, OnFragmentIsReadyListener listener) {
-        super.onStart(view);
-        this.listener = listener;
-
-        if (getView().isMenuVisible()) {
-            getView().setActivityTitle();
-        }
-
-        this.listener.onFragmentIsReady();
-    }
-
-    @Override
-    public void onFragmentVisible(boolean isVisible) {
-        if (isVisible) {
-            getView().setActivityTitle();
-        }
-    }
-}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsContract.java

@@ -1,16 +1,22 @@
-package io.github.wulkanowy.ui.main.dashboard;
+package io.github.wulkanowy.ui.main.exams;
 
 import io.github.wulkanowy.di.annotations.PerActivity;
 import io.github.wulkanowy.ui.base.BaseContract;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
 
-public interface DashboardContract {
+public interface ExamsContract {
 
     interface View extends BaseContract.View {
 
         void setActivityTitle();
 
         boolean isMenuVisible();
+
+        void scrollViewPagerToPosition(int position);
+
+        void setTabDataToAdapter(String date);
+
+        void setAdapterWithTabLayout();
     }
 
     @PerActivity
@@ -18,6 +24,8 @@ public interface DashboardContract {
 
         void onStart(View view, OnFragmentIsReadyListener listener);
 
-        void onFragmentVisible(boolean isVisible);
+        void onFragmentActivated(boolean isVisible);
+
+        void setRestoredPosition(int position);
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsDialogFragment.java

@@ -0,0 +1,81 @@
+package io.github.wulkanowy.ui.main.exams;
+
+
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.DialogFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import butterknife.OnClick;
+import io.github.wulkanowy.R;
+import io.github.wulkanowy.data.db.dao.entities.Exam;
+
+public class ExamsDialogFragment extends DialogFragment {
+
+    private static final String ARGUMENT_KEY = "Item";
+
+    private Exam exam;
+
+    @BindView(R.id.exams_dialog_subject_value)
+    TextView subject;
+
+    @BindView(R.id.exams_dialog_type_value)
+    TextView type;
+
+    @BindView(R.id.exams_dialog_teacher_value)
+    TextView teacher;
+
+    @BindView(R.id.exams_dialog_date_value)
+    TextView date;
+
+    @BindView(R.id.exams_dialog_description_value)
+    TextView description;
+
+    public static ExamsDialogFragment newInstance(Exam exam) {
+        ExamsDialogFragment dialogFragment = new ExamsDialogFragment();
+
+        Bundle bundle = new Bundle();
+        bundle.putSerializable(ARGUMENT_KEY, exam);
+
+        dialogFragment.setArguments(bundle);
+
+        return dialogFragment;
+    }
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            exam = (Exam) getArguments().getSerializable(ARGUMENT_KEY);
+        }
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.exams_dialog, container, false);
+
+        ButterKnife.bind(this, view);
+
+        subject.setText(exam.getSubjectAndGroup());
+        teacher.setText(exam.getTeacher());
+        type.setText(exam.getType());
+        date.setText(exam.getDate());
+
+        if (!exam.getDescription().isEmpty()) {
+            description.setText(exam.getDescription());
+        }
+
+        return view;
+    }
+
+    @OnClick(R.id.exams_dialog_close)
+    void onClickCloseButton() {
+        dismiss();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsFragment.java

@@ -0,0 +1,92 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.design.widget.Snackbar;
+import android.support.design.widget.TabLayout;
+import android.support.v4.view.ViewPager;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import javax.inject.Inject;
+
+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;
+
+public class ExamsFragment extends BaseFragment implements ExamsContract.View {
+
+    @BindView(R.id.exams_fragment_viewpager)
+    ViewPager viewPager;
+
+    @BindView(R.id.exams_fragment_tab_layout)
+    TabLayout tabLayout;
+
+    @Inject
+    BasePagerAdapter pagerAdapter;
+
+    @Inject
+    ExamsContract.Presenter presenter;
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_exams, container, false);
+
+        FragmentComponent component = getFragmentComponent();
+        if (component != null) {
+            component.inject(this);
+            setButterKnife(ButterKnife.bind(this, view));
+            presenter.onStart(this, (OnFragmentIsReadyListener) getActivity());
+        }
+        return view;
+    }
+
+    @Override
+    public void setMenuVisibility(boolean menuVisible) {
+        super.setMenuVisibility(menuVisible);
+        if (presenter != null) {
+            presenter.onFragmentActivated(menuVisible);
+        }
+    }
+
+    @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 setActivityTitle() {
+        setTitle(getString(R.string.exams_text));
+    }
+
+    @Override
+    public void scrollViewPagerToPosition(int position) {
+        viewPager.setCurrentItem(position, false);
+    }
+
+    @Override
+    public void setTabDataToAdapter(String date) {
+        pagerAdapter.addFragment(ExamsTabFragment.newInstance(date), date);
+    }
+
+    @Override
+    public void setAdapterWithTabLayout() {
+        viewPager.setAdapter(pagerAdapter);
+        tabLayout.setupWithViewPager(viewPager);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        presenter.onDestroy();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsHeaderItem.java

@@ -0,0 +1,82 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import android.view.View;
+import android.widget.TextView;
+
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.builder.EqualsBuilder;
+import org.apache.commons.lang3.builder.HashCodeBuilder;
+
+import java.util.List;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import eu.davidea.flexibleadapter.FlexibleAdapter;
+import eu.davidea.flexibleadapter.items.AbstractHeaderItem;
+import eu.davidea.flexibleadapter.items.IFlexible;
+import eu.davidea.viewholders.FlexibleViewHolder;
+import io.github.wulkanowy.R;
+import io.github.wulkanowy.data.db.dao.entities.Day;
+
+public class ExamsHeaderItem extends AbstractHeaderItem<ExamsHeaderItem.HeaderVieHolder> {
+
+    private Day day;
+
+    public ExamsHeaderItem(Day day) {
+        this.day = day;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+
+        if (o == null || getClass() != o.getClass()) return false;
+
+        ExamsHeaderItem that = (ExamsHeaderItem) o;
+
+        return new EqualsBuilder()
+                .append(day, that.day)
+                .isEquals();
+    }
+
+    @Override
+    public int hashCode() {
+        return new HashCodeBuilder(17, 37)
+                .append(day)
+                .toHashCode();
+    }
+
+    @Override
+    public int getLayoutRes() {
+        return R.layout.exams_header;
+    }
+
+    @Override
+    public HeaderVieHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
+        return new HeaderVieHolder(view, adapter);
+    }
+
+    @Override
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, HeaderVieHolder holder, int position, List<Object> payloads) {
+        holder.onBind(day);
+    }
+
+    static class HeaderVieHolder extends FlexibleViewHolder {
+
+        @BindView(R.id.exams_header_name)
+        TextView name;
+
+        @BindView(R.id.exams_header_date)
+        TextView date;
+
+        HeaderVieHolder(View view, FlexibleAdapter adapter) {
+            super(view, adapter);
+            ButterKnife.bind(this, view);
+        }
+
+        void onBind(Day item) {
+            name.setText(StringUtils.capitalize(item.getDayName()));
+            date.setText(item.getDate());
+        }
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsPresenter.java

@@ -0,0 +1,102 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.inject.Inject;
+
+import io.github.wulkanowy.data.RepositoryContract;
+import io.github.wulkanowy.ui.base.BasePresenter;
+import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
+import io.github.wulkanowy.utils.TimeUtils;
+import io.github.wulkanowy.utils.async.AbstractTask;
+import io.github.wulkanowy.utils.async.AsyncListeners;
+
+public class ExamsPresenter extends BasePresenter<ExamsContract.View>
+        implements ExamsContract.Presenter, AsyncListeners.OnFirstLoadingListener {
+
+    private AbstractTask loadingTask;
+
+    private List<String> dates = new ArrayList<>();
+
+    private OnFragmentIsReadyListener listener;
+
+    private int positionToScroll = 0;
+
+    private boolean isFirstSight = false;
+
+    @Inject
+    ExamsPresenter(RepositoryContract repository) {
+        super(repository);
+    }
+
+    @Override
+    public void onStart(ExamsContract.View view, OnFragmentIsReadyListener listener) {
+        super.onStart(view);
+        this.listener = listener;
+
+        if (getView().isMenuVisible()) {
+            getView().setActivityTitle();
+        }
+
+        if (dates.isEmpty()) {
+            dates = TimeUtils.getMondaysFromCurrentSchoolYear();
+        }
+
+        if (positionToScroll == 0) {
+            positionToScroll = dates.indexOf(TimeUtils.getDateOfCurrentMonday(true));
+        }
+
+        if (!isFirstSight) {
+            isFirstSight = true;
+
+            loadingTask = new AbstractTask();
+            loadingTask.setOnFirstLoadingListener(this);
+            loadingTask.execute();
+        }
+    }
+
+    @Override
+    public void onFragmentActivated(boolean isVisible) {
+        if (isVisible) {
+            getView().setActivityTitle();
+        }
+    }
+
+    @Override
+    public void setRestoredPosition(int position) {
+        this.positionToScroll = position;
+    }
+
+    @Override
+    public void onDoInBackgroundLoading() throws Exception {
+        for (String date : dates) {
+            getView().setTabDataToAdapter(date);
+        }
+    }
+
+    @Override
+    public void onCanceledLoadingAsync() {
+        // do nothing
+    }
+
+    @Override
+    public void onEndLoadingAsync(boolean result, Exception exception) {
+        if (result) {
+            getView().setAdapterWithTabLayout();
+            getView().scrollViewPagerToPosition(positionToScroll);
+            listener.onFragmentIsReady();
+        }
+    }
+
+    @Override
+    public void onDestroy() {
+        isFirstSight = false;
+
+        if (loadingTask != null) {
+            loadingTask.cancel(true);
+            loadingTask = null;
+        }
+        super.onDestroy();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsSubItem.java

@@ -0,0 +1,108 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import android.support.v4.app.DialogFragment;
+import android.support.v4.app.FragmentActivity;
+import android.view.View;
+import android.widget.TextView;
+
+import org.apache.commons.lang3.builder.EqualsBuilder;
+import org.apache.commons.lang3.builder.HashCodeBuilder;
+
+import java.util.List;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import eu.davidea.flexibleadapter.FlexibleAdapter;
+import eu.davidea.flexibleadapter.items.AbstractSectionableItem;
+import eu.davidea.flexibleadapter.items.IFlexible;
+import eu.davidea.viewholders.FlexibleViewHolder;
+import io.github.wulkanowy.R;
+import io.github.wulkanowy.data.db.dao.entities.Exam;
+
+public class ExamsSubItem
+        extends AbstractSectionableItem<ExamsSubItem.SubItemViewHolder, ExamsHeaderItem> {
+
+    private Exam exam;
+
+    ExamsSubItem(ExamsHeaderItem header, Exam exam) {
+        super(header);
+        this.exam = exam;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+
+        if (o == null || getClass() != o.getClass()) return false;
+
+        ExamsSubItem that = (ExamsSubItem) o;
+
+        return new EqualsBuilder()
+                .append(exam, that.exam)
+                .isEquals();
+    }
+
+    @Override
+    public int hashCode() {
+        return new HashCodeBuilder(17, 37)
+                .append(exam)
+                .toHashCode();
+    }
+
+    @Override
+    public int getLayoutRes() {
+        return R.layout.exams_subitem;
+    }
+
+    @Override
+    public SubItemViewHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
+        return new SubItemViewHolder(view, adapter);
+    }
+
+    @Override
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, SubItemViewHolder holder, int position, List<Object> payloads) {
+        holder.onBind(exam);
+    }
+
+    static class SubItemViewHolder extends FlexibleViewHolder {
+
+        @BindView(R.id.exams_subitem_subject)
+        TextView subject;
+
+        @BindView(R.id.exams_subitems_teacher)
+        TextView teacher;
+
+        @BindView(R.id.exams_subitems_type)
+        TextView type;
+
+        private Exam item;
+
+        SubItemViewHolder(View view, FlexibleAdapter adapter) {
+            super(view, adapter);
+            ButterKnife.bind(this, view);
+            view.setOnClickListener(this);
+        }
+
+        void onBind(Exam exam) {
+            item = exam;
+
+            subject.setText(item.getSubjectAndGroup());
+            teacher.setText(item.getTeacher());
+            type.setText(item.getType());
+        }
+
+        @Override
+        public void onClick(View view) {
+            super.onClick(view);
+            showDialog();
+
+        }
+
+        private void showDialog() {
+            ExamsDialogFragment dialogFragment = ExamsDialogFragment.newInstance(item);
+            dialogFragment.setStyle(DialogFragment.STYLE_NO_TITLE, 0);
+            dialogFragment.show(((FragmentActivity) getContentView().getContext()).getSupportFragmentManager(),
+                    item.toString());
+        }
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsTabContract.java

@@ -0,0 +1,32 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import java.util.List;
+
+import io.github.wulkanowy.di.annotations.PerFragment;
+import io.github.wulkanowy.ui.base.BaseContract;
+
+public interface ExamsTabContract {
+
+    interface View extends BaseContract.View {
+
+        void onRefreshSuccess();
+
+        void hideRefreshingBar();
+
+        void showNoItem(boolean show);
+
+        void showProgressBar(boolean show);
+
+        void updateAdapterList(List<ExamsSubItem> headerItems);
+    }
+
+    @PerFragment
+    interface Presenter extends BaseContract.Presenter<View> {
+
+        void onFragmentActivated(boolean isSelected);
+
+        void setArgumentDate(String date);
+
+        void onRefresh();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsTabFragment.java

@@ -0,0 +1,141 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import android.os.Bundle;
+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;
+import android.view.View;
+import android.view.ViewGroup;
+
+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 ExamsTabFragment extends BaseFragment implements ExamsTabContract.View,
+        SwipeRefreshLayout.OnRefreshListener {
+
+    private static final String ARGUMENT_KEY = "date";
+
+    @BindView(R.id.exams_tab_fragment_recycler)
+    RecyclerView recyclerView;
+
+    @BindView(R.id.exams_tab_fragment_swipe_refresh)
+    SwipeRefreshLayout refreshLayout;
+
+    @BindView(R.id.exams_tab_fragment_progress_bar)
+    View progressBar;
+
+    @BindView(R.id.exams_tab_fragment_no_item_container)
+    View noItemView;
+
+    @Inject
+    ExamsTabContract.Presenter presenter;
+
+    @Inject
+    FlexibleAdapter<ExamsSubItem> adapter;
+
+    private boolean isFragmentVisible = false;
+
+    public static ExamsTabFragment newInstance(String date) {
+        ExamsTabFragment tabFragment = new ExamsTabFragment();
+
+        Bundle bundle = new Bundle();
+        bundle.putString(ARGUMENT_KEY, date);
+        tabFragment.setArguments(bundle);
+
+        return tabFragment;
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_exams_tab, container, false);
+
+        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);
+        }
+        return view;
+    }
+
+    @Override
+    protected void setUpOnViewCreated(View fragmentView) {
+        adapter.setDisplayHeadersAtStartUp(true);
+
+        recyclerView.setLayoutManager(new SmoothScrollLinearLayoutManager(fragmentView.getContext()));
+        recyclerView.setAdapter(adapter);
+
+        refreshLayout.setColorSchemeResources(android.R.color.black);
+        refreshLayout.setOnRefreshListener(this);
+    }
+
+    @Override
+    public void setMenuVisibility(boolean menuVisible) {
+        super.setMenuVisibility(menuVisible);
+        isFragmentVisible = menuVisible;
+        if (presenter != null) {
+            presenter.onFragmentActivated(menuVisible);
+        }
+    }
+
+    @Override
+    public void updateAdapterList(List<ExamsSubItem> headerItems) {
+        adapter.updateDataSet(headerItems);
+    }
+
+    @Override
+    public void onRefresh() {
+        presenter.onRefresh();
+    }
+
+    @Override
+    public void onRefreshSuccess() {
+        onError(R.string.sync_completed);
+    }
+
+    @Override
+    public void hideRefreshingBar() {
+        refreshLayout.setRefreshing(false);
+    }
+
+    @Override
+    public void showNoItem(boolean show) {
+        noItemView.setVisibility(show ? View.VISIBLE : View.INVISIBLE);
+    }
+
+    @Override
+    public void showProgressBar(boolean show) {
+        progressBar.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() {
+        super.onDestroyView();
+        presenter.onDestroy();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/exams/ExamsTabPresenter.java

@@ -0,0 +1,162 @@
+package io.github.wulkanowy.ui.main.exams;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.inject.Inject;
+
+import io.github.wulkanowy.data.RepositoryContract;
+import io.github.wulkanowy.data.db.dao.entities.Day;
+import io.github.wulkanowy.data.db.dao.entities.Exam;
+import io.github.wulkanowy.data.db.dao.entities.Week;
+import io.github.wulkanowy.ui.base.BasePresenter;
+import io.github.wulkanowy.utils.async.AbstractTask;
+import io.github.wulkanowy.utils.async.AsyncListeners;
+
+public class ExamsTabPresenter extends BasePresenter<ExamsTabContract.View>
+        implements ExamsTabContract.Presenter, AsyncListeners.OnFirstLoadingListener,
+        AsyncListeners.OnRefreshListener {
+
+    private AbstractTask refreshTask;
+
+    private AbstractTask loadingTask;
+
+    private List<ExamsSubItem> subItems = new ArrayList<>();
+
+    private String date;
+
+    private boolean isFirstSight = false;
+
+    @Inject
+    public ExamsTabPresenter(RepositoryContract repository) {
+        super(repository);
+    }
+
+    @Override
+    public void onStart(ExamsTabContract.View view) {
+        super.onStart(view);
+        getView().showProgressBar(true);
+        getView().showNoItem(false);
+    }
+
+    @Override
+    public void onFragmentActivated(boolean isSelected) {
+        if (!isFirstSight && isSelected && isViewAttached()) {
+            isFirstSight = true;
+
+            loadingTask = new AbstractTask();
+            loadingTask.setOnFirstLoadingListener(this);
+            loadingTask.execute();
+        } else if (!isSelected) {
+            cancelAsyncTasks();
+        }
+    }
+
+    @Override
+    public void setArgumentDate(String date) {
+        this.date = date;
+    }
+
+    @Override
+    public void onRefresh() {
+        if (getView().isNetworkConnected()) {
+            refreshTask = new AbstractTask();
+            refreshTask.setOnRefreshListener(this);
+            refreshTask.execute();
+        } else {
+            getView().onNoNetworkError();
+            getView().hideRefreshingBar();
+        }
+    }
+
+    @Override
+    public void onDoInBackgroundRefresh() throws Exception {
+        syncData();
+    }
+
+    @Override
+    public void onCanceledRefreshAsync() {
+        if (isViewAttached()) {
+            getView().hideRefreshingBar();
+        }
+    }
+
+    @Override
+    public void onEndRefreshAsync(boolean result, Exception exception) {
+        if (result) {
+            loadingTask = new AbstractTask();
+            loadingTask.setOnFirstLoadingListener(this);
+            loadingTask.execute();
+
+            getView().onRefreshSuccess();
+        } else {
+            getView().onError(getRepository().getResRepo().getErrorLoginMessage(exception));
+        }
+        getView().hideRefreshingBar();
+    }
+
+    @Override
+    public void onDoInBackgroundLoading() throws Exception {
+        Week week = getRepository().getDbRepo().getWeek(date);
+
+        if (week == null || !week.getExamsSynced()) {
+            syncData();
+            week = getRepository().getDbRepo().getWeek(date);
+        }
+
+        week.resetDayList();
+        List<Day> dayList = week.getDayList();
+
+        subItems = new ArrayList<>();
+
+        for (Day day : dayList) {
+            day.resetExams();
+            ExamsHeaderItem headerItem = new ExamsHeaderItem(day);
+
+            List<Exam> examList = day.getExams();
+
+            for (Exam exam : examList) {
+                subItems.add(new ExamsSubItem(headerItem, exam));
+            }
+        }
+    }
+
+    @Override
+    public void onCanceledLoadingAsync() {
+        // do nothing
+    }
+
+    @Override
+    public void onEndLoadingAsync(boolean result, Exception exception) {
+        if (subItems.isEmpty()) {
+            getView().showNoItem(true);
+            getView().updateAdapterList(null);
+        } else {
+            getView().updateAdapterList(subItems);
+            getView().showNoItem(false);
+        }
+        getView().showProgressBar(false);
+    }
+
+    private void syncData() throws Exception {
+        getRepository().getSyncRepo().syncExams(0, date);
+    }
+
+    private void cancelAsyncTasks() {
+        if (refreshTask != null) {
+            refreshTask.cancel(true);
+            refreshTask = null;
+        }
+        if (loadingTask != null) {
+            loadingTask.cancel(true);
+            loadingTask = null;
+        }
+    }
+
+    @Override
+    public void onDestroy() {
+        isFirstSight = false;
+        cancelAsyncTasks();
+        super.onDestroy();
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/main/timetable/TimetableContract.java

@@ -1,9 +1,8 @@
 package io.github.wulkanowy.ui.main.timetable;
 
-import io.github.wulkanowy.di.annotations.PerActivity;
+import io.github.wulkanowy.di.annotations.PerFragment;
 import io.github.wulkanowy.ui.base.BaseContract;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
-import io.github.wulkanowy.ui.main.TabsData;
 
 public interface TimetableContract {
 
@@ -13,14 +12,14 @@ public interface TimetableContract {
 
         void scrollViewPagerToPosition(int position);
 
-        void setTabDataToAdapter(TabsData tabsData);
+        void setTabDataToAdapter(String date);
 
         void setAdapterWithTabLayout();
 
         boolean isMenuVisible();
     }
 
-    @PerActivity
+    @PerFragment
     interface Presenter extends BaseContract.Presenter<View> {
 
         void onFragmentActivated(boolean isVisible);

app/src/main/java/io/github/wulkanowy/ui/main/timetable/TimetableFragment.java

@@ -17,8 +17,8 @@ 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.TabsData;
 
 public class TimetableFragment extends BaseFragment implements TimetableContract.View {
 
@@ -31,7 +31,7 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
     TabLayout tabLayout;
 
     @Inject
-    TimetablePagerAdapter pagerAdapter;
+    BasePagerAdapter pagerAdapter;
 
     @Inject
     TimetableContract.Presenter presenter;
@@ -63,8 +63,8 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
     }
 
     @Override
-    public void setTabDataToAdapter(TabsData tabsData) {
+    public void setTabDataToAdapter(String date) {
-        pagerAdapter.setTabsData(tabsData);
+        pagerAdapter.addFragment(TimetableTabFragment.newInstance(date), date);
     }
 
     @Override

app/src/main/java/io/github/wulkanowy/ui/main/timetable/TimetablePagerAdapter.java

@@ -1,38 +0,0 @@
-package io.github.wulkanowy.ui.main.timetable;
-
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentStatePagerAdapter;
-
-import io.github.wulkanowy.ui.main.TabsData;
-
-public class TimetablePagerAdapter extends FragmentStatePagerAdapter {
-
-    private TabsData tabsData;
-
-    public TimetablePagerAdapter(FragmentManager fragmentManager) {
-        super(fragmentManager);
-    }
-
-    void setTabsData(TabsData tabsData) {
-        this.tabsData = tabsData;
-    }
-
-    @Override
-    public Fragment getItem(int position) {
-        return tabsData.getFragment(position);
-    }
-
-
-    @Override
-    public int getCount() {
-        return tabsData.getFragmentsCount();
-    }
-
-    @Nullable
-    @Override
-    public CharSequence getPageTitle(int position) {
-        return tabsData.getTitle(position);
-    }
-}

app/src/main/java/io/github/wulkanowy/ui/main/timetable/TimetablePresenter.java

@@ -8,7 +8,6 @@ import javax.inject.Inject;
 import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.ui.base.BasePresenter;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
-import io.github.wulkanowy.ui.main.TabsData;
 import io.github.wulkanowy.utils.TimeUtils;
 import io.github.wulkanowy.utils.async.AbstractTask;
 import io.github.wulkanowy.utils.async.AsyncListeners;
@@ -20,8 +19,6 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
 
     private List<String> dates = new ArrayList<>();
 
-    private TabsData tabsData = new TabsData();
-
     private OnFragmentIsReadyListener listener;
 
     private int positionToScroll = 0;
@@ -69,8 +66,7 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
     @Override
     public void onDoInBackgroundLoading() throws Exception {
         for (String date : dates) {
-            tabsData.addTitle(date);
+            getView().setTabDataToAdapter(date);
-            tabsData.addFragment(TimetableTabFragment.newInstance(date));
         }
     }
 
@@ -82,7 +78,6 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
     @Override
     public void onEndLoadingAsync(boolean result, Exception exception) {
         if (result) {
-            getView().setTabDataToAdapter(tabsData);
             getView().setAdapterWithTabLayout();
             getView().scrollViewPagerToPosition(positionToScroll);
             listener.onFragmentIsReady();

app/src/main/java/io/github/wulkanowy/ui/main/timetable/TimetableTabPresenter.java

@@ -102,6 +102,7 @@ public class TimetableTabPresenter extends BasePresenter<TimetableTabContract.Vi
             week = getRepository().getDbRepo().getWeek(date);
         }
 
+        week.resetDayList();
         List<Day> dayList = week.getDayList();
 
         headerItems = new ArrayList<>();

app/src/main/java/io/github/wulkanowy/utils/DataObjectConverter.java

@@ -7,6 +7,7 @@ import java.util.List;
 import io.github.wulkanowy.data.db.dao.entities.AttendanceLesson;
 import io.github.wulkanowy.data.db.dao.entities.Day;
 import io.github.wulkanowy.data.db.dao.entities.Diary;
+import io.github.wulkanowy.data.db.dao.entities.Exam;
 import io.github.wulkanowy.data.db.dao.entities.Grade;
 import io.github.wulkanowy.data.db.dao.entities.Semester;
 import io.github.wulkanowy.data.db.dao.entities.Student;
@@ -103,6 +104,12 @@ public final class DataObjectConverter {
     }
 
     public static Day dayToDayEntity(io.github.wulkanowy.api.generic.Day day) {
+        return new Day()
+                .setDate(day.getDate())
+                .setDayName(day.getDayName());
+    }
+
+    public static Day timetableDayToDayEntity(io.github.wulkanowy.api.timetable.TimetableDay day) {
         return new Day()
                 .setDate(day.getDate())
                 .setDayName(day.getDayName())
@@ -123,52 +130,57 @@ public final class DataObjectConverter {
         List<TimetableLesson> lessonEntityList = new ArrayList<>();
 
         for (io.github.wulkanowy.api.generic.Lesson lesson : lessonList) {
-            lessonEntityList.add(lessonToTimetableLessonEntity(lesson));
+            lessonEntityList.add(new TimetableLesson()
+                    .setNumber(lesson.getNumber())
+                    .setSubject(lesson.getSubject())
+                    .setTeacher(lesson.getTeacher())
+                    .setRoom(lesson.getRoom())
+                    .setDescription(lesson.getDescription())
+                    .setGroup(lesson.getGroupName())
+                    .setStartTime(lesson.getStartTime())
+                    .setEndTime(lesson.getEndTime())
+                    .setDate(lesson.getDate())
+                    .setEmpty(lesson.isEmpty())
+                    .setDivisionIntoGroups(lesson.isDivisionIntoGroups())
+                    .setPlanning(lesson.isPlanning())
+                    .setRealized(lesson.isRealized())
+                    .setMovedOrCanceled(lesson.isMovedOrCanceled())
+                    .setNewMovedInOrChanged(lesson.isNewMovedInOrChanged()));
         }
 
         return lessonEntityList;
     }
 
-    private static TimetableLesson lessonToTimetableLessonEntity(io.github.wulkanowy.api.generic.Lesson lesson) {
-        return new TimetableLesson()
-                .setNumber(lesson.getNumber())
-                .setSubject(lesson.getSubject())
-                .setTeacher(lesson.getTeacher())
-                .setRoom(lesson.getRoom())
-                .setDescription(lesson.getDescription())
-                .setGroup(lesson.getGroupName())
-                .setStartTime(lesson.getStartTime())
-                .setEndTime(lesson.getEndTime())
-                .setDate(lesson.getDate())
-                .setEmpty(lesson.isEmpty())
-                .setDivisionIntoGroups(lesson.isDivisionIntoGroups())
-                .setPlanning(lesson.isPlanning())
-                .setRealized(lesson.isRealized())
-                .setMovedOrCanceled(lesson.isMovedOrCanceled())
-                .setNewMovedInOrChanged(lesson.isNewMovedInOrChanged());
-    }
-
     public static List<AttendanceLesson> lessonsToAttendanceLessonsEntities(List<io.github.wulkanowy.api.generic.Lesson> lessonList) {
         List<AttendanceLesson> lessonEntityList = new ArrayList<>();
 
         for (io.github.wulkanowy.api.generic.Lesson lesson : lessonList) {
-            lessonEntityList.add(lessonToAttendanceLessonEntity(lesson));
+            lessonEntityList.add(new AttendanceLesson()
+                    .setNumber(Integer.valueOf(lesson.getNumber()))
+                    .setSubject(lesson.getSubject())
+                    .setDate(lesson.getDate())
+                    .setPresence(lesson.isPresence())
+                    .setAbsenceUnexcused(lesson.isAbsenceUnexcused())
+                    .setAbsenceExcused(lesson.isAbsenceExcused())
+                    .setUnexcusedLateness(lesson.isUnexcusedLateness())
+                    .setAbsenceForSchoolReasons(lesson.isAbsenceForSchoolReasons())
+                    .setExcusedLateness(lesson.isExcusedLateness())
+                    .setExemption(lesson.isExemption()));
         }
-
         return lessonEntityList;
     }
 
-    private static AttendanceLesson lessonToAttendanceLessonEntity(io.github.wulkanowy.api.generic.Lesson lesson) {
+    public static List<Exam> examsToExamsEntitiy(List<io.github.wulkanowy.api.exams.Exam> examList) {
-        return new AttendanceLesson()
+        List<Exam> examEntityList = new ArrayList<>();
-                .setNumber(Integer.valueOf(lesson.getNumber()))
+
-                .setSubject(lesson.getSubject())
+        for (io.github.wulkanowy.api.exams.Exam exam : examList) {
-                .setDate(lesson.getDate())
+            examEntityList.add(new Exam()
-                .setPresence(lesson.isPresence())
+                    .setDescription(exam.getDescription())
-                .setAbsenceUnexcused(lesson.isAbsenceUnexcused())
+                    .setDate(exam.getEntryDate())
-                .setAbsenceExcused(lesson.isAbsenceExcused())
+                    .setSubjectAndGroup(exam.getSubjectAndGroup())
-                .setUnexcusedLateness(lesson.isUnexcusedLateness())
+                    .setTeacher(exam.getTeacher())
-                .setAbsenceForSchoolReasons(lesson.isAbsenceForSchoolReasons())
+                    .setType(exam.getType()));
-                .setExcusedLateness(lesson.isExcusedLateness())
+        }
-                .setExemption(lesson.isExemption());
+        return examEntityList;
     }
 }

app/src/main/res/drawable/ic_menu_dashboard_24dp.xml

@@ -1,9 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportHeight="24.0"
-    android:viewportWidth="24.0">
-    <path
-        android:fillColor="#ffffff"
-        android:pathData="M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z" />
-</vector>

app/src/main/res/drawable/ic_menu_exams_24dp.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportHeight="24"
+    android:viewportWidth="24">
+    <path
+        android:fillColor="#FFF"
+        android:pathData="M17,12h-5v5h5v-5zM16,1v2L8,3L8,1L6,1v2L5,3a2,2 0,0 0,-2 2v14c0,1.1 0.9,2
+            2,2h14a2,2 0,0 0,2 -2L21,5a2,2 0,0 0,-2 -2h-1L18,1h-2zM19,19L5,19L5,8h14v11z" />
+</vector>

app/src/main/res/layout/exams_dialog.xml

@@ -0,0 +1,177 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minWidth="300dp"
+        android:orientation="vertical">
+
+        <RelativeLayout
+            android:id="@+id/timetable_dialog_relative_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:paddingBottom="20dp"
+            android:paddingEnd="20dp"
+            android:paddingLeft="20dp"
+            android:paddingRight="20dp"
+            android:paddingStart="20dp"
+            android:paddingTop="10dp"
+            tools:ignore="UselessParent">
+
+            <TextView
+                android:id="@+id/exams_dialog_details"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_alignParentTop="true"
+                android:layout_gravity="start"
+                android:gravity="center_vertical"
+                android:maxLines="5"
+                android:minHeight="60dp"
+                android:minLines="2"
+                android:paddingTop="10dp"
+                android:text="@string/generic_dialog_details"
+                android:textIsSelectable="true"
+                android:textSize="20sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_subject"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_details"
+                android:layout_marginTop="10dp"
+                android:text="@string/attendance_dialog_subject"
+                android:textIsSelectable="true"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_subject_value"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_subject"
+                android:layout_marginTop="3dp"
+                android:text="@string/generic_app_no_data"
+                android:textIsSelectable="true"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_subject_value"
+                android:layout_marginTop="10dp"
+                android:text="@string/exams_type"
+                android:textIsSelectable="true"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_type_value"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_type"
+                android:layout_marginTop="3dp"
+                android:text="@string/generic_app_no_data"
+                android:textIsSelectable="true"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_teacher"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_type_value"
+                android:layout_marginTop="10dp"
+                android:text="@string/generic_dialog_teacher"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_teacher_value"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_teacher"
+                android:layout_marginTop="3dp"
+                android:text="@string/generic_app_no_data"
+                android:textIsSelectable="true"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_date"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_teacher_value"
+                android:layout_marginTop="10dp"
+                android:text="@string/dialog_date_text"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_date_value"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_date"
+                android:layout_marginTop="3dp"
+                android:text="@string/generic_app_no_data"
+                android:textIsSelectable="true"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_description"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_date_value"
+                android:layout_marginTop="10dp"
+                android:text="@string/dialog_description_text"
+                android:textSize="17sp" />
+
+            <TextView
+                android:id="@+id/exams_dialog_description_value"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:layout_below="@+id/exams_dialog_description"
+                android:layout_marginTop="3dp"
+                android:text="@string/generic_app_no_data"
+                android:textIsSelectable="true"
+                android:textSize="12sp" />
+
+
+            <Button
+                android:id="@+id/exams_dialog_close"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentBottom="true"
+                android:layout_alignParentEnd="true"
+                android:layout_alignParentRight="true"
+                android:layout_alignTop="@+id/exams_dialog_description_value"
+                android:layout_marginTop="25dp"
+                android:background="?attr/selectableItemBackground"
+                android:focusable="true"
+                android:text="@string/generic_dialog_close"
+                android:textAllCaps="true"
+                android:textSize="15sp" />
+
+        </RelativeLayout>
+    </LinearLayout>
+</ScrollView>

app/src/main/res/layout/exams_header.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="#EEE"
+    android:minHeight="40dp"
+    android:paddingBottom="10dp"
+    android:paddingLeft="20dp"
+    android:paddingRight="20dp"
+    android:paddingTop="10dp">
+
+    <TextView
+        android:id="@+id/exams_header_name"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerVertical="true"
+        android:text="@string/app_name"
+        android:textSize="18sp" />
+
+    <TextView
+        android:id="@+id/exams_header_date"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentEnd="true"
+        android:layout_alignParentRight="true"
+        android:layout_centerVertical="true"
+        android:layout_marginLeft="10dp"
+        android:layout_marginStart="10dp"
+        android:layout_toEndOf="@id/exams_header_name"
+        android:layout_toRightOf="@id/exams_header_name"
+        android:gravity="end"
+        android:text="@string/app_name"
+        android:textSize="13sp" />
+
+</RelativeLayout>

app/src/main/res/layout/exams_subitem.xml

@@ -0,0 +1,56 @@
+<android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/exams_subitem_container"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="60dp"
+    card_view:cardElevation="0dp">
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@drawable/ic_border"
+        android:foreground="?attr/selectableItemBackgroundBorderless">
+
+        <TextView
+            android:id="@+id/exams_subitem_subject"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="20dp"
+            android:layout_marginStart="20dp"
+            android:layout_marginTop="10dp"
+            android:text="@string/app_name"
+            android:textSize="15sp" />
+
+        <TextView
+            android:id="@+id/exams_subitems_type"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignLeft="@id/exams_subitem_subject"
+            android:layout_alignStart="@id/exams_subitem_subject"
+            android:layout_below="@id/exams_subitem_subject"
+            android:layout_marginBottom="5dp"
+            android:layout_marginTop="5dp"
+            android:text="@string/app_name"
+            android:textSize="13sp" />
+
+        <TextView
+            android:id="@+id/exams_subitems_teacher"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentEnd="true"
+            android:layout_alignParentRight="true"
+            android:layout_below="@id/exams_subitem_subject"
+            android:layout_marginBottom="10dp"
+            android:layout_marginEnd="20dp"
+            android:layout_marginLeft="10dp"
+            android:layout_marginRight="20dp"
+            android:layout_marginStart="10dp"
+            android:layout_marginTop="5dp"
+            android:layout_toEndOf="@id/exams_subitems_type"
+            android:layout_toRightOf="@id/exams_subitems_type"
+            android:gravity="end"
+            android:text="@string/app_name"
+            android:textSize="13sp" />
+    </RelativeLayout>
+</android.support.v7.widget.CardView>

app/src/main/res/layout/fragment_board.xml

@@ -1,36 +0,0 @@
-<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="io.github.wulkanowy.ui.main.dashboard.DashboardFragment">
-
-    <RelativeLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:gravity="center">
-
-        <ImageView
-            android:id="@+id/wrench_under_construction"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_below="@+id/textView3"
-            android:layout_centerHorizontal="true"
-            android:layout_marginTop="45dp"
-            android:contentDescription="@string/activity_dashboard_text"
-            android:minHeight="100dp"
-            android:minWidth="100dp"
-            app:srcCompat="@drawable/ic_wrench_24dp" />
-
-        <TextView
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="47dp"
-            android:text="@string/activity_under_construction"
-            android:textSize="17sp"
-            android:gravity="center"
-            android:textAlignment="center"
-            android:id="@+id/textView3" />
-    </RelativeLayout>
-
-</android.support.design.widget.CoordinatorLayout>

app/src/main/res/layout/fragment_exams.xml

@@ -0,0 +1,25 @@
+<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/exams_fragment_container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_alignParentBottom="true">
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <android.support.design.widget.TabLayout
+            android:id="@+id/exams_fragment_tab_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:tabMinWidth="125dp"
+            app:tabMode="scrollable" />
+
+        <android.support.v4.view.ViewPager
+            android:id="@+id/exams_fragment_viewpager"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_below="@id/exams_fragment_tab_layout" />
+    </RelativeLayout>
+</android.support.design.widget.CoordinatorLayout>

app/src/main/res/layout/fragment_exams_tab.xml

@@ -0,0 +1,64 @@
+<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/exams_tab_fragment_container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="io.github.wulkanowy.ui.main.grades.GradesFragment">
+
+    <RelativeLayout
+        android:id="@+id/exams_tab_fragment_progress_bar"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:visibility="gone">
+
+        <ProgressBar
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:indeterminate="true" />
+    </RelativeLayout>
+
+    <RelativeLayout
+        android:id="@+id/exams_tab_fragment_no_item_container"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center">
+
+        <ImageView
+            android:id="@+id/exams_tab_fragment_no_item_image"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@+id/exams_tab_fragment_no_item_text"
+            android:layout_centerHorizontal="true"
+            android:layout_marginTop="40dp"
+            android:minHeight="100dp"
+            android:minWidth="100dp"
+            android:tint="@android:color/black"
+            app:srcCompat="@drawable/ic_menu_exams_24dp"
+            tools:ignore="contentDescription" />
+
+        <TextView
+            android:id="@+id/exams_tab_fragment_no_item_text"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="46dp"
+            android:text="@string/exams_no_entries"
+            android:textAlignment="center"
+            android:textSize="20sp" />
+
+    </RelativeLayout>
+
+    <android.support.v4.widget.SwipeRefreshLayout
+        android:id="@+id/exams_tab_fragment_swipe_refresh"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <android.support.v7.widget.RecyclerView
+            android:id="@+id/exams_tab_fragment_recycler"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+
+    </android.support.v4.widget.SwipeRefreshLayout>
+
+</android.support.design.widget.CoordinatorLayout>

app/src/main/res/values-pl/strings.xml

@@ -30,7 +30,7 @@
     <string name="noColor_text">Brak koloru</string>
 
     <string name="activity_dashboard_text">Aktywność dashboard</string>
-    <string name="dashboard_text">Dashboard</string>
+    <string name="exams_text">Exams</string>
     <string name="grades_text">Oceny</string>
     <string name="attendance_text">Frekwencja</string>
     <string name="timetable_text">Plan lekcji</string>
@@ -139,4 +139,6 @@
     <string name="widget_timetable_no_lesson">Brak lekcji</string>
     <string name="widget_timetable_today">Dziś</string>
     <string name="widget_timetable_tomorrow">Jutro</string>
+    <string name="exams_no_entries">Brak sprawdzianów w tym tygodniu</string>
+    <string name="exams_type">Typ</string>
 </resources>

app/src/main/res/values/prefernces_array.xml

@@ -3,7 +3,7 @@
     <string-array name="startup_tab_entries" translatable="false">
         <item>@string/grades_text</item>
         <item>@string/attendance_text</item>
-        <item>@string/dashboard_text</item>
+        <item>@string/exams_text</item>
         <item>@string/timetable_text</item>
     </string-array>
     <string-array name="startup_tab_value" translatable="false">

app/src/main/res/values/strings.xml

@@ -30,7 +30,7 @@
     <string name="noColor_text">No color</string>
 
     <string name="activity_dashboard_text">Dashboard Activity</string>
-    <string name="dashboard_text">Dashboard</string>
+    <string name="exams_text">Exams</string>
     <string name="grades_text">Grades</string>
     <string name="attendance_text">Attendance</string>
     <string name="timetable_text">Timetable</string>
@@ -134,4 +134,6 @@
     <string name="widget_timetable_no_lesson">No lessons</string>
     <string name="widget_timetable_today">Today</string>
     <string name="widget_timetable_tomorrow">Tomorrow</string>
+    <string name="exams_no_entries">No exams in this week</string>
+    <string name="exams_type">Type</string>
 </resources>