Version 0.2.2

* Downgrade sdk version
* Update dependencies
* Fix infinite loading on restore states
* Fix crash when loading loaded fragments

.circleci/config.yml

@@ -126,6 +126,9 @@ jobs:
           name: Launch emulator
           command: export LD_LIBRARY_PATH=${ANDROID_HOME}/emulator/lib64:${ANDROID_HOME}/emulator/lib64/qt/lib && emulator64-arm -avd test -noaudio -no-boot-anim -no-window -accel on
           background: true
+      - run:
+          name: Change circle-android script file permissions
+          command: sudo chmod +rx /bin/circle-android
       - run:
           name: Wait emulator
           command: |

api/build.gradle

@@ -28,12 +28,12 @@ jacocoTestReport {
 }
 
 dependencies {
-    implementation 'org.jsoup:jsoup:1.10.3'
-    implementation 'org.apache.commons:commons-lang3:3.7'
-    implementation 'com.google.code.gson:gson:2.8.2'
+    implementation "org.jsoup:jsoup:$jsoup"
+    implementation "org.apache.commons:commons-lang3:$apacheLang"
+    implementation "com.google.code.gson:gson:$gson"
 
-    testImplementation 'junit:junit:4.12'
-    testImplementation 'org.mockito:mockito-core:2.13.0'
+    testImplementation "junit:junit:$junit"
+    testImplementation "org.mockito:mockito-core:$mockito"
 }
 
 version = PUBLISH_VERSION

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

@@ -108,7 +108,11 @@ public class Client {
 
         this.cookies.addItems(response.cookies());
 
-        return checkForErrors(response.parse());
+        Document doc = checkForErrors(response.parse());
+
+        lastSuccessRequest = new Date();
+
+        return doc;
     }
 
     public Document postPageByUrl(String url, String[][] params) throws IOException, VulcanException {
@@ -165,16 +169,16 @@ public class Client {
     }
 
     Document checkForErrors(Document doc) throws VulcanException {
-        if ("Przerwa techniczna".equals(doc.select("title").text())) {
-            throw new VulcanOfflineException();
+        String title = doc.select("title").text();
+        if ("Przerwa techniczna".equals(title)) {
+            throw new VulcanOfflineException(title);
         }
 
-        if ("Zaloguj się".equals(doc.select(".loginButton").text())) {
-            throw new NotLoggedInErrorException();
+        String singIn = doc.select(".loginButton").text();
+        if ("Zaloguj się".equals(singIn)) {
+            throw new NotLoggedInErrorException(singIn);
         }
 
-        lastSuccessRequest = new Date();
-
         return doc;
     }
 }

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

@@ -1,4 +1,8 @@
 package io.github.wulkanowy.api;
 
 public class NotLoggedInErrorException extends VulcanException {
+
+    public NotLoggedInErrorException(String message) {
+        super(message);
+    }
 }

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

@@ -48,7 +48,7 @@ public class StudentAndParent implements SnP {
         Element studentTileLink = startPage.select(".panel.linkownia.pracownik.klient > a").first();
 
         if (null == studentTileLink) {
-            throw new NotLoggedInErrorException();
+            throw new NotLoggedInErrorException("You are probably not logged in. Force login");
         }
 
         String snpPageUrl = studentTileLink.attr("href");
@@ -62,7 +62,7 @@ public class StudentAndParent implements SnP {
         String[] path = snpPageUrl.split(client.getHost())[1].split("/");
 
         if (5 != path.length) {
-            throw new NotLoggedInErrorException();
+            throw new NotLoggedInErrorException("You are probably not logged in");
         }
 
         return path[2];

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

@@ -32,7 +32,7 @@ public class Vulcan {
 
     public Client getClient() throws NotLoggedInErrorException {
         if (null == client) {
-            throw new NotLoggedInErrorException();
+            throw new NotLoggedInErrorException("Use setCredentials() method first");
         }
 
         return client;

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

@@ -1,4 +1,8 @@
 package io.github.wulkanowy.api;
 
 public abstract class VulcanException extends Exception {
+
+    protected VulcanException(String message) {
+        super(message);
+    }
 }

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

@@ -1,4 +1,8 @@
 package io.github.wulkanowy.api;
 
 public class VulcanOfflineException extends VulcanException {
+
+    VulcanOfflineException(String message) {
+        super(message);
+    }
 }

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

@@ -3,4 +3,8 @@ package io.github.wulkanowy.api.login;
 import io.github.wulkanowy.api.VulcanException;
 
 public class AccountPermissionException extends VulcanException {
+
+    AccountPermissionException(String message) {
+        super(message);
+    }
 }

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

@@ -3,4 +3,8 @@ package io.github.wulkanowy.api.login;
 import io.github.wulkanowy.api.VulcanException;
 
 public class BadCredentialsException extends VulcanException {
+
+    BadCredentialsException(String message) {
+        super(message);
+    }
 }

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

@@ -2,6 +2,7 @@ package io.github.wulkanowy.api.login;
 
 import org.jsoup.Jsoup;
 import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
 import org.jsoup.parser.Parser;
 import org.jsoup.select.Elements;
 
@@ -42,8 +43,9 @@ public class Login {
                 {"Password", password}
         });
 
-        if (null != html.select(".ErrorMessage").first()) {
-            throw new BadCredentialsException();
+        Element errorMessage = html.select(".ErrorMessage").first();
+        if (null != errorMessage) {
+            throw new BadCredentialsException(errorMessage.text());
         }
 
         return html.select("input[name=wresult]").attr("value");
@@ -59,11 +61,11 @@ public class Login {
         }).select("title").text();
 
         if ("Logowanie".equals(title)) {
-            throw new AccountPermissionException();
+            throw new AccountPermissionException("No account access. Try another symbol");
         }
 
         if (!"Uonet+".equals(title)) {
-            throw new LoginErrorException();
+            throw new LoginErrorException("Could not log in, unknown error");
         }
 
         return this.symbol;

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

@@ -2,5 +2,9 @@ package io.github.wulkanowy.api.login;
 
 import io.github.wulkanowy.api.NotLoggedInErrorException;
 
-public class LoginErrorException extends NotLoggedInErrorException {
+class LoginErrorException extends NotLoggedInErrorException {
+
+    LoginErrorException(String message) {
+        super(message);
+    }
 }

api/src/main/java/io/github/wulkanowy/api/messages/BadRequestException.java

@@ -3,4 +3,8 @@ package io.github.wulkanowy.api.messages;
 import io.github.wulkanowy.api.VulcanException;
 
 class BadRequestException extends VulcanException {
+
+    BadRequestException(String message) {
+        super(message);
+    }
 }

api/src/main/java/io/github/wulkanowy/api/messages/Messages.java

@@ -59,10 +59,10 @@ public class Messages {
             messages = new Gson().fromJson(res, MessagesContainer.class).data;
         } catch (JsonParseException e) {
             if (res.contains(ERROR_TITLE)) {
-                throw new BadRequestException();
+                throw new BadRequestException(ERROR_TITLE);
             }
 
-            throw new NotLoggedInErrorException();
+            throw new NotLoggedInErrorException("You are probably not logged in");
         }
 
         return messages;
@@ -80,10 +80,10 @@ public class Messages {
             message = new Gson().fromJson(res, MessageContainer.class).data;
         } catch (JsonParseException e) {
             if (res.contains(ERROR_TITLE)) {
-                throw new BadRequestException();
+                throw new BadRequestException(ERROR_TITLE);
             }
 
-            throw new NotLoggedInErrorException();
+            throw new NotLoggedInErrorException("You are probably not logged in. Force login");
         }
 
         return message;

app/build.gradle

@@ -21,15 +21,15 @@ apply from: '../jacoco.gradle'
 apply from: '../android-sonarqube.gradle'
 
 android {
-    compileSdkVersion 27
-    buildToolsVersion "27.0.3"
+    compileSdkVersion 26
+    buildToolsVersion "26.0.3"
     defaultConfig {
         applicationId "io.github.wulkanowy"
         testApplicationId "io.github.tests.wulkanowy"
         minSdkVersion 15
-        targetSdkVersion 27
-        versionCode 3
-        versionName "0.2.0"
+        targetSdkVersion 26
+        versionCode 5
+        versionName "0.2.2"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
         manifestPlaceholders = [
@@ -68,42 +68,39 @@ greendao {
 
 dependencies {
     implementation project(':api')
-    implementation 'com.android.support:appcompat-v7:27.1.0'
-    implementation 'com.android.support:design:27.1.0'
-    implementation 'com.android.support:support-v4:27.1.0'
-    implementation 'com.android.support:recyclerview-v7:27.1.0'
-    implementation 'com.android.support:cardview-v7:27.1.0'
-    implementation 'com.android.support:customtabs:27.1.0'
-    implementation 'com.firebase:firebase-jobdispatcher:0.8.5'
-    implementation 'org.apache.commons:commons-lang3:3.7'
-    implementation 'eu.davidea:flexible-adapter:5.0.0-rc4'
-    implementation 'eu.davidea:flexible-adapter-ui:1.0.0-b1'
-    implementation 'org.apache.commons:commons-collections4:4.1'
-    implementation 'org.greenrobot:greendao:3.2.2'
-    implementation 'com.github.yuweiguocn:GreenDaoUpgradeHelper:v2.0.2'
-    implementation 'com.jakewharton:butterknife:8.8.1'
-    implementation 'joda-time:joda-time:2.9.9'
-    implementation 'com.google.dagger:dagger-android:2.14.1'
-    implementation 'com.google.dagger:dagger-android-support:2.14.1'
-    implementation 'com.aurelhubert:ahbottomnavigation:2.1.0'
+    implementation "com.android.support:support-v4:$supportVersion"
+    implementation "com.android.support:design:$supportVersion"
+    implementation "com.android.support:cardview-v7:$supportVersion"
+    implementation "com.android.support:customtabs:$supportVersion"
+    implementation "com.firebase:firebase-jobdispatcher:$firebaseJob"
+    implementation "org.apache.commons:commons-lang3:$apacheLang"
+    implementation "org.apache.commons:commons-collections4:$apacheCollections"
+    implementation "eu.davidea:flexible-adapter:$flexibleAdapter"
+    implementation "eu.davidea:flexible-adapter-ui:$flexibleUi"
+    implementation "org.greenrobot:greendao:$greenDao"
+    implementation "com.github.yuweiguocn:GreenDaoUpgradeHelper:$greenDaoHelper"
+    implementation "com.jakewharton:butterknife:$butterknife"
+    implementation "joda-time:joda-time:$jodaTime"
+    implementation "com.google.dagger:dagger-android-support:$dagger2"
+    implementation "com.aurelhubert:ahbottomnavigation:$ahbottom"
 
-    implementation('com.crashlytics.sdk.android:crashlytics:2.8.0@aar') {
+    implementation("com.crashlytics.sdk.android:crashlytics:$crashlyticsSdk@aar") {
         transitive = true
     }
-    implementation('com.crashlytics.sdk.android:answers:1.4.1@aar') {
+    implementation("com.crashlytics.sdk.android:answers:$crashlyticsAnswers@aar") {
         transitive = true
     }
 
-    annotationProcessor 'com.google.dagger:dagger-android-processor:2.14.1'
-    annotationProcessor 'com.google.dagger:dagger-compiler:2.14.1'
-    annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
+    annotationProcessor "com.google.dagger:dagger-android-processor:$dagger2"
+    annotationProcessor "com.google.dagger:dagger-compiler:$dagger2"
+    annotationProcessor "com.jakewharton:butterknife-compiler:$butterknife"
 
-    debugImplementation 'com.amitshekhar.android:debug-db:1.0.1'
-    debugImplementation 'net.zetetic:android-database-sqlcipher:3.5.9'
+    debugImplementation "com.amitshekhar.android:debug-db:$debugDb"
+    debugImplementation "net.zetetic:android-database-sqlcipher:$sqlcipher"
 
-    testImplementation 'junit:junit:4.12'
-    testImplementation 'org.mockito:mockito-core:2.13.0'
+    testImplementation "junit:junit:$junit"
+    testImplementation "org.mockito:mockito-core:$mockito"
 
-    androidTestImplementation 'com.android.support.test:runner:1.0.1'
-    androidTestImplementation 'org.mockito:mockito-android:2.13.0'
+    androidTestImplementation "com.android.support.test:runner:$testRunner"
+    androidTestImplementation "org.mockito:mockito-android:$mockito"
 }

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

@@ -16,6 +16,7 @@ import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.di.component.ApplicationComponent;
 import io.github.wulkanowy.di.component.DaggerApplicationComponent;
 import io.github.wulkanowy.di.modules.ApplicationModule;
+import io.github.wulkanowy.utils.LogUtils;
 
 public class WulkanowyApp extends Application {
 
@@ -37,6 +38,17 @@ public class WulkanowyApp extends Application {
             enableDebugLog();
         }
         initializeFabric();
+        initializeUserSession();
+    }
+
+    private void initializeUserSession() {
+        if (repository.getCurrentUserId() != 0) {
+            try {
+                repository.initLastUser();
+            } catch (Exception e) {
+                LogUtils.error("An error occurred when the application was started", e);
+            }
+        }
     }
 
     private void enableDebugLog() {

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

@@ -12,7 +12,6 @@ import javax.inject.Singleton;
 
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.api.NotLoggedInErrorException;
-import io.github.wulkanowy.api.VulcanOfflineException;
 import io.github.wulkanowy.data.db.dao.entities.AttendanceLesson;
 import io.github.wulkanowy.di.annotations.ApplicationContext;
 import io.github.wulkanowy.utils.AppConstant;
@@ -51,8 +50,6 @@ public class AppResources implements ResourcesContract {
             return resources.getString(R.string.generic_timeout_error);
         } else if (exception instanceof NotLoggedInErrorException || exception instanceof IOException) {
             return resources.getString(R.string.login_denied_text);
-        } else if (exception instanceof VulcanOfflineException) {
-            return resources.getString(R.string.error_host_offline);
         } else {
             return exception.getMessage();
         }

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

@@ -17,20 +17,16 @@ public interface AttendanceContract {
 
         void setAdapterWithTabLayout();
 
-        void setChildFragmentSelected(int position, boolean selected);
-
         boolean isMenuVisible();
     }
 
     @PerActivity
     interface Presenter extends BaseContract.Presenter<View> {
 
-        void onFragmentVisible(boolean isVisible);
-
-        void onTabSelected(int position);
-
-        void onTabUnselected(int position);
+        void onFragmentActivated(boolean isVisible);
 
         void onStart(View view, OnFragmentIsReadyListener listener);
+
+        void setRestoredPosition(int position);
     }
 }

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

@@ -20,7 +20,9 @@ import io.github.wulkanowy.ui.base.BaseFragment;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
 import io.github.wulkanowy.ui.main.TabsData;
 
-public class AttendanceFragment extends BaseFragment implements AttendanceContract.View, TabLayout.OnTabSelectedListener {
+public class AttendanceFragment extends BaseFragment implements AttendanceContract.View {
+
+    private static final String CURRENT_ITEM_KEY = "CurrentItem";
 
     @BindView(R.id.attendance_fragment_viewpager)
     ViewPager viewPager;
@@ -45,6 +47,10 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
             component.inject(this);
             setButterKnife(ButterKnife.bind(this, view));
             presenter.onStart(this, (OnFragmentIsReadyListener) getActivity());
+
+            if (savedInstanceState != null) {
+                presenter.setRestoredPosition(savedInstanceState.getInt(CURRENT_ITEM_KEY));
+            }
         }
 
         return view;
@@ -54,25 +60,10 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     public void setMenuVisibility(boolean menuVisible) {
         super.setMenuVisibility(menuVisible);
         if (presenter != null) {
-            presenter.onFragmentVisible(menuVisible);
+            presenter.onFragmentActivated(menuVisible);
         }
     }
 
-    @Override
-    public void onTabSelected(TabLayout.Tab tab) {
-        presenter.onTabSelected(tab.getPosition());
-    }
-
-    @Override
-    public void onTabUnselected(TabLayout.Tab tab) {
-        presenter.onTabUnselected(tab.getPosition());
-    }
-
-    @Override
-    public void onTabReselected(TabLayout.Tab tab) {
-        //do nothing
-    }
-
     @Override
     public void setTabDataToAdapter(TabsData tabsData) {
         pagerAdapter.setTabsData(tabsData);
@@ -81,14 +72,7 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
     @Override
     public void setAdapterWithTabLayout() {
         viewPager.setAdapter(pagerAdapter);
-
         tabLayout.setupWithViewPager(viewPager);
-        tabLayout.addOnTabSelectedListener(this);
-    }
-
-    @Override
-    public void setChildFragmentSelected(int position, boolean selected) {
-        ((AttendanceTabFragment) pagerAdapter.getItem(position)).setSelected(selected);
     }
 
     @Override
@@ -109,6 +93,12 @@ public class AttendanceFragment extends BaseFragment implements AttendanceContra
         }
     }
 
+    @Override
+    public void onSaveInstanceState(Bundle outState) {
+        outState.putInt(CURRENT_ITEM_KEY, viewPager.getCurrentItem());
+        super.onSaveInstanceState(outState);
+    }
+
     @Override
     public void onDestroyView() {
         presenter.onDestroy();

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

@@ -1,5 +1,8 @@
 package io.github.wulkanowy.ui.main.attendance;
 
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
 import android.view.View;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
@@ -16,6 +19,7 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
 import eu.davidea.flexibleadapter.items.AbstractExpandableHeaderItem;
+import eu.davidea.flexibleadapter.items.IFlexible;
 import eu.davidea.viewholders.ExpandableViewHolder;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.data.db.dao.entities.Day;
@@ -55,12 +59,13 @@ public class AttendanceHeaderItem
     }
 
     @Override
-    public HeaderViewHolder createViewHolder(View view, FlexibleAdapter adapter) {
+    public HeaderViewHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
         return new HeaderViewHolder(view, adapter);
     }
 
     @Override
-    public void bindViewHolder(FlexibleAdapter adapter, HeaderViewHolder holder, int position, List payloads) {
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, HeaderViewHolder holder,
+                               int position, List<Object> payloads) {
         holder.onBind(day, getSubItems());
     }
 
@@ -87,10 +92,16 @@ public class AttendanceHeaderItem
         @BindColor(R.color.free_day)
         int backgroundFreeDay;
 
+        @BindColor(android.R.color.black)
+        int black;
+
+        private Context context;
+
         HeaderViewHolder(View view, FlexibleAdapter adapter) {
             super(view, adapter);
             view.setOnClickListener(this);
             ButterKnife.bind(this, view);
+            context = view.getContext();
         }
 
         void onBind(Day item, List<AttendanceSubItem> subItems) {
@@ -103,14 +114,30 @@ public class AttendanceHeaderItem
             description.setVisibility(numberOfHours > 0 ? View.VISIBLE : View.INVISIBLE);
             alert.setVisibility(isSubItemsHasChanges(subItems) ? View.VISIBLE : View.INVISIBLE);
             freeName.setVisibility(subItems.isEmpty() ? View.VISIBLE : View.INVISIBLE);
+            setInactiveHeader(item.getAttendanceLessons().isEmpty());
+        }
 
-            if (item.getAttendanceLessons().isEmpty()) {
-                ((FrameLayout) getContentView()).setForeground(null);
+
+        private void setInactiveHeader(boolean inactive) {
+            ((FrameLayout) getContentView()).setForeground(inactive ? null : getSelectableDrawable());
+            dayName.setTextColor(inactive ? secondaryColor : black);
+
+            if (inactive) {
                 getContentView().setBackgroundColor(backgroundFreeDay);
-                dayName.setTextColor(secondaryColor);
+            } else {
+                getContentView().setBackgroundDrawable(context.getResources()
+                        .getDrawable(R.drawable.ic_border));
             }
         }
 
+        private Drawable getSelectableDrawable() {
+            int[] attrs = new int[]{R.attr.selectableItemBackground};
+            TypedArray typedArray = context.obtainStyledAttributes(attrs);
+            Drawable drawable = typedArray.getDrawable(0);
+            typedArray.recycle();
+            return drawable;
+        }
+
         private int countNotPresentHours(List<AttendanceSubItem> subItems) {
             int i = 0;
             for (AttendanceSubItem subItem : subItems) {
@@ -118,17 +145,16 @@ public class AttendanceHeaderItem
                     i++;
                 }
             }
-
             return i;
         }
 
         private boolean isSubItemsHasChanges(List<AttendanceSubItem> subItems) {
             for (AttendanceSubItem subItem : subItems) {
-                if (subItem.getLesson().getIsAbsenceUnexcused() || subItem.getLesson().getIsUnexcusedLateness()) {
+                if (subItem.getLesson().getIsAbsenceUnexcused() || subItem.getLesson()
+                        .getIsUnexcusedLateness()) {
                     return true;
                 }
             }
-
             return false;
         }
     }

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

@@ -24,7 +24,7 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
 
     private OnFragmentIsReadyListener listener;
 
-    private int positionToScroll;
+    private int positionToScroll = 0;
 
     private boolean isFirstSight = false;
 
@@ -45,7 +45,10 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
         if (dates.isEmpty()) {
             dates = TimeUtils.getMondaysFromCurrentSchoolYear();
         }
-        positionToScroll = dates.indexOf(TimeUtils.getDateOfCurrentMonday(true));
+
+        if (positionToScroll == 0) {
+            positionToScroll = dates.indexOf(TimeUtils.getDateOfCurrentMonday(true));
+        }
 
         if (!isFirstSight) {
             isFirstSight = true;
@@ -57,22 +60,12 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
     }
 
     @Override
-    public void onFragmentVisible(boolean isVisible) {
+    public void onFragmentActivated(boolean isVisible) {
         if (isVisible) {
             getView().setActivityTitle();
         }
     }
 
-    @Override
-    public void onTabSelected(int position) {
-        getView().setChildFragmentSelected(position, true);
-    }
-
-    @Override
-    public void onTabUnselected(int position) {
-        getView().setChildFragmentSelected(position, false);
-    }
-
     @Override
     public void onDoInBackgroundLoading() throws Exception {
         for (String date : dates) {
@@ -97,6 +90,11 @@ public class AttendancePresenter extends BasePresenter<AttendanceContract.View>
         }
     }
 
+    @Override
+    public void setRestoredPosition(int position) {
+        this.positionToScroll = position;
+    }
+
     @Override
     public void onDestroy() {
         isFirstSight = false;

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

@@ -16,6 +16,7 @@ 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.AttendanceLesson;
@@ -60,12 +61,13 @@ class AttendanceSubItem
     }
 
     @Override
-    public AttendanceSubItem.SubItemViewHolder createViewHolder(View view, FlexibleAdapter adapter) {
-        return new AttendanceSubItem.SubItemViewHolder(view, adapter);
+    public SubItemViewHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
+        return new SubItemViewHolder(view, adapter);
     }
 
     @Override
-    public void bindViewHolder(FlexibleAdapter adapter, AttendanceSubItem.SubItemViewHolder holder, int position, List payloads) {
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, SubItemViewHolder holder,
+                               int position, List<Object> payloads) {
         holder.onBind(lesson);
     }
 

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

@@ -21,12 +21,10 @@ public interface AttendanceTabContract {
 
     interface Presenter extends BaseContract.Presenter<AttendanceTabContract.View> {
 
-        void onFragmentSelected(boolean isSelected);
+        void onFragmentActivated(boolean isSelected);
 
         void setArgumentDate(String date);
 
-        void onStart(AttendanceTabContract.View view, boolean isPrimary);
-
         void onRefresh();
     }
 }

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

@@ -27,12 +27,6 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
 
     private static final String ARGUMENT_KEY = "date";
 
-    private static final String SAVED_KEY = "isSelected";
-
-    private boolean isPrimary = false;
-
-    private boolean isSelected = false;
-
     @BindView(R.id.attendance_tab_fragment_recycler)
     RecyclerView recyclerView;
 
@@ -51,6 +45,8 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
     @Inject
     FlexibleAdapter<AttendanceHeaderItem> adapter;
 
+    private boolean isFragmentVisible = false;
+
     public static AttendanceTabFragment newInstance(String date) {
         AttendanceTabFragment fragmentTab = new AttendanceTabFragment();
 
@@ -61,15 +57,6 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
         return fragmentTab;
     }
 
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        if (savedInstanceState != null) {
-            isSelected = savedInstanceState.getBoolean(SAVED_KEY, isSelected);
-        }
-    }
-
     @Nullable
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
@@ -84,7 +71,8 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
                 presenter.setArgumentDate(getArguments().getString(ARGUMENT_KEY));
             }
 
-            presenter.onStart(this, isPrimary);
+            presenter.onStart(this);
+            presenter.onFragmentActivated(isFragmentVisible);
         }
         return view;
     }
@@ -111,10 +99,9 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
     @Override
     public void setMenuVisibility(boolean menuVisible) {
         super.setMenuVisibility(menuVisible);
-        if (presenter != null && getView() != null) {
-            presenter.onFragmentSelected(isSelected);
-        } else if (isSelected) {
-            isPrimary = true;
+        isFragmentVisible = menuVisible;
+        if (presenter != null) {
+            presenter.onFragmentActivated(menuVisible);
         }
     }
 
@@ -143,10 +130,6 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
         noItemView.setVisibility(show ? View.VISIBLE : View.INVISIBLE);
     }
 
-    public void setSelected(boolean selected) {
-        isSelected = selected;
-    }
-
     @Override
     public void onError(String message) {
         if (getActivity() != null) {
@@ -155,15 +138,8 @@ public class AttendanceTabFragment extends BaseFragment implements AttendanceTab
         }
     }
 
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        outState.putBoolean(SAVED_KEY, isSelected);
-        super.onSaveInstanceState(outState);
-    }
-
     @Override
     public void onDestroyView() {
-        isPrimary = false;
         presenter.onDestroy();
         super.onDestroyView();
     }

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

@@ -33,21 +33,22 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
     }
 
     @Override
-    public void onStart(AttendanceTabContract.View view, boolean isPrimary) {
+    public void onStart(AttendanceTabContract.View view) {
         super.onStart(view);
         getView().showProgressBar(true);
         getView().showNoItem(false);
-        onFragmentSelected(isPrimary);
     }
 
     @Override
-    public void onFragmentSelected(boolean isSelected) {
-        if (!isFirstSight && isSelected) {
+    public void onFragmentActivated(boolean isSelected) {
+        if (!isFirstSight && isSelected && isViewAttached()) {
             isFirstSight = true;
 
             loadingTask = new AbstractTask();
             loadingTask.setOnFirstLoadingListener(this);
             loadingTask.execute();
+        } else if (!isSelected) {
+            cancelAsyncTasks();
         }
     }
 
@@ -105,6 +106,7 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
         boolean isEmptyWeek = true;
 
         for (Day day : dayList) {
+            day.resetAttendanceLessons();
             AttendanceHeaderItem headerItem = new AttendanceHeaderItem(day);
 
             if (isEmptyWeek) {
@@ -156,10 +158,7 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
         getRepository().syncAttendance(date);
     }
 
-    @Override
-    public void onDestroy() {
-        isFirstSight = false;
-
+    private void cancelAsyncTasks() {
         if (refreshTask != null) {
             refreshTask.cancel(true);
             refreshTask = null;
@@ -168,7 +167,12 @@ public class AttendanceTabPresenter extends BasePresenter<AttendanceTabContract.
             loadingTask.cancel(true);
             loadingTask = null;
         }
+    }
 
+    @Override
+    public void onDestroy() {
+        cancelAsyncTasks();
+        isFirstSight = false;
         super.onDestroy();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/main/grades/GradesPresenter.java

@@ -109,6 +109,7 @@ public class GradesPresenter extends BasePresenter<GradesContract.View>
         headerItems = new ArrayList<>();
 
         for (Subject subject : subjectList) {
+            subject.resetGradeList();
             List<Grade> gradeList = subject.getGradeList();
 
             if (!gradeList.isEmpty()) {

app/src/main/java/io/github/wulkanowy/ui/main/grades/GradesSubItem.java

@@ -37,7 +37,7 @@ public class GradesSubItem
         return grade;
     }
 
-    public void setSubjectAlertImage(View subjectAlertImage) {
+    void setSubjectAlertImage(View subjectAlertImage) {
         this.subjectAlertImage = subjectAlertImage;
     }
 

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

@@ -17,20 +17,16 @@ public interface TimetableContract {
 
         void setAdapterWithTabLayout();
 
-        void setChildFragmentSelected(int position, boolean selected);
-
         boolean isMenuVisible();
     }
 
     @PerActivity
     interface Presenter extends BaseContract.Presenter<View> {
 
-        void onFragmentVisible(boolean isVisible);
-
-        void onTabSelected(int position);
-
-        void onTabUnselected(int position);
+        void onFragmentActivated(boolean isVisible);
 
         void onStart(View view, OnFragmentIsReadyListener listener);
+
+        void setRestoredPosition(int position);
     }
 }

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

@@ -20,7 +20,9 @@ import io.github.wulkanowy.ui.base.BaseFragment;
 import io.github.wulkanowy.ui.main.OnFragmentIsReadyListener;
 import io.github.wulkanowy.ui.main.TabsData;
 
-public class TimetableFragment extends BaseFragment implements TimetableContract.View, TabLayout.OnTabSelectedListener {
+public class TimetableFragment extends BaseFragment implements TimetableContract.View {
+
+    private static final String CURRENT_ITEM_KEY = "CurrentItem";
 
     @BindView(R.id.timetable_fragment_viewpager)
     ViewPager viewPager;
@@ -44,6 +46,10 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
             component.inject(this);
             setButterKnife(ButterKnife.bind(this, view));
             presenter.onStart(this, (OnFragmentIsReadyListener) getActivity());
+
+            if (savedInstanceState != null) {
+                presenter.setRestoredPosition(savedInstanceState.getInt(CURRENT_ITEM_KEY));
+            }
         }
         return view;
     }
@@ -52,25 +58,10 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
     public void setMenuVisibility(boolean menuVisible) {
         super.setMenuVisibility(menuVisible);
         if (presenter != null) {
-            presenter.onFragmentVisible(menuVisible);
+            presenter.onFragmentActivated(menuVisible);
         }
     }
 
-    @Override
-    public void onTabSelected(TabLayout.Tab tab) {
-        presenter.onTabSelected(tab.getPosition());
-    }
-
-    @Override
-    public void onTabUnselected(TabLayout.Tab tab) {
-        presenter.onTabUnselected(tab.getPosition());
-    }
-
-    @Override
-    public void onTabReselected(TabLayout.Tab tab) {
-        //do nothing
-    }
-
     @Override
     public void setTabDataToAdapter(TabsData tabsData) {
         pagerAdapter.setTabsData(tabsData);
@@ -79,14 +70,7 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
     @Override
     public void setAdapterWithTabLayout() {
         viewPager.setAdapter(pagerAdapter);
-
         tabLayout.setupWithViewPager(viewPager);
-        tabLayout.addOnTabSelectedListener(this);
-    }
-
-    @Override
-    public void setChildFragmentSelected(int position, boolean selected) {
-        ((TimetableTabFragment) pagerAdapter.getItem(position)).setSelected(selected);
     }
 
     @Override
@@ -107,6 +91,12 @@ public class TimetableFragment extends BaseFragment implements TimetableContract
         }
     }
 
+    @Override
+    public void onSaveInstanceState(Bundle outState) {
+        outState.putInt(CURRENT_ITEM_KEY, viewPager.getCurrentItem());
+        super.onSaveInstanceState(outState);
+    }
+
     @Override
     public void onDestroyView() {
         presenter.onDestroy();

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

@@ -1,5 +1,8 @@
 package io.github.wulkanowy.ui.main.timetable;
 
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
 import android.view.View;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
@@ -16,6 +19,7 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import eu.davidea.flexibleadapter.FlexibleAdapter;
 import eu.davidea.flexibleadapter.items.AbstractExpandableHeaderItem;
+import eu.davidea.flexibleadapter.items.IFlexible;
 import eu.davidea.viewholders.ExpandableViewHolder;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.data.db.dao.entities.Day;
@@ -55,12 +59,13 @@ public class TimetableHeaderItem
     }
 
     @Override
-    public HeaderViewHolder createViewHolder(View view, FlexibleAdapter adapter) {
+    public HeaderViewHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
         return new HeaderViewHolder(view, adapter);
     }
 
     @Override
-    public void bindViewHolder(FlexibleAdapter adapter, HeaderViewHolder holder, int position, List payloads) {
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, HeaderViewHolder holder,
+                               int position, List<Object> payloads) {
         holder.onBind(day, getSubItems());
     }
 
@@ -84,10 +89,16 @@ public class TimetableHeaderItem
         @BindColor(R.color.free_day)
         int backgroundFreeDay;
 
+        @BindColor(android.R.color.black)
+        int black;
+
+        private Context context;
+
         HeaderViewHolder(View view, FlexibleAdapter adapter) {
             super(view, adapter);
             view.setOnClickListener(this);
             ButterKnife.bind(this, view);
+            context = view.getContext();
         }
 
         void onBind(Day item, List<TimetableSubItem> subItems) {
@@ -96,14 +107,29 @@ public class TimetableHeaderItem
             alert.setVisibility(isSubItemNewMovedInOrChanged(subItems) ? View.VISIBLE : View.INVISIBLE);
             freeName.setVisibility(item.getIsFreeDay() ? View.VISIBLE : View.INVISIBLE);
             freeName.setText(item.getFreeDayName());
+            setInactiveHeader(item.getIsFreeDay());
+        }
 
-            if (item.getIsFreeDay()) {
-                ((FrameLayout) getContentView()).setForeground(null);
+        private void setInactiveHeader(boolean inactive) {
+            ((FrameLayout) getContentView()).setForeground(inactive ? null : getSelectableDrawable());
+            dayName.setTextColor(inactive ? secondaryColor : black);
+
+            if (inactive) {
                 getContentView().setBackgroundColor(backgroundFreeDay);
-                dayName.setTextColor(secondaryColor);
+            } else {
+                getContentView().setBackgroundDrawable(context.getResources()
+                        .getDrawable(R.drawable.ic_border));
             }
         }
 
+        private Drawable getSelectableDrawable() {
+            int[] attrs = new int[]{R.attr.selectableItemBackground};
+            TypedArray typedArray = context.obtainStyledAttributes(attrs);
+            Drawable drawable = typedArray.getDrawable(0);
+            typedArray.recycle();
+            return drawable;
+        }
+
         private boolean isSubItemNewMovedInOrChanged(List<TimetableSubItem> subItems) {
             boolean isAlertActive = false;
 

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

@@ -24,7 +24,7 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
 
     private OnFragmentIsReadyListener listener;
 
-    private int positionToScroll;
+    private int positionToScroll = 0;
 
     private boolean isFirstSight = false;
 
@@ -45,7 +45,10 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
         if (dates.isEmpty()) {
             dates = TimeUtils.getMondaysFromCurrentSchoolYear();
         }
-        positionToScroll = dates.indexOf(TimeUtils.getDateOfCurrentMonday(true));
+
+        if (positionToScroll == 0) {
+            positionToScroll = dates.indexOf(TimeUtils.getDateOfCurrentMonday(true));
+        }
 
         if (!isFirstSight) {
             isFirstSight = true;
@@ -57,22 +60,12 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
     }
 
     @Override
-    public void onFragmentVisible(boolean isVisible) {
+    public void onFragmentActivated(boolean isVisible) {
         if (isVisible) {
             getView().setActivityTitle();
         }
     }
 
-    @Override
-    public void onTabSelected(int position) {
-        getView().setChildFragmentSelected(position, true);
-    }
-
-    @Override
-    public void onTabUnselected(int position) {
-        getView().setChildFragmentSelected(position, false);
-    }
-
     @Override
     public void onDoInBackgroundLoading() throws Exception {
         for (String date : dates) {
@@ -84,7 +77,6 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
     @Override
     public void onCanceledLoadingAsync() {
         //do nothing
-
     }
 
     @Override
@@ -97,6 +89,11 @@ public class TimetablePresenter extends BasePresenter<TimetableContract.View>
         }
     }
 
+    @Override
+    public void setRestoredPosition(int position) {
+        this.positionToScroll = position;
+    }
+
     @Override
     public void onDestroy() {
         isFirstSight = false;

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

@@ -17,6 +17,7 @@ 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.TimetableLesson;
@@ -27,7 +28,7 @@ public class TimetableSubItem
 
     private TimetableLesson lesson;
 
-    public TimetableSubItem(TimetableHeaderItem header, TimetableLesson lesson) {
+    TimetableSubItem(TimetableHeaderItem header, TimetableLesson lesson) {
         super(header);
         this.lesson = lesson;
     }
@@ -62,12 +63,13 @@ public class TimetableSubItem
     }
 
     @Override
-    public SubItemViewHolder createViewHolder(View view, FlexibleAdapter adapter) {
+    public SubItemViewHolder createViewHolder(View view, FlexibleAdapter<IFlexible> adapter) {
         return new SubItemViewHolder(view, adapter);
     }
 
     @Override
-    public void bindViewHolder(FlexibleAdapter adapter, SubItemViewHolder holder, int position, List payloads) {
+    public void bindViewHolder(FlexibleAdapter<IFlexible> adapter, SubItemViewHolder holder,
+                               int position, List<Object> payloads) {
         holder.onBind(lesson);
     }
 

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

@@ -23,12 +23,10 @@ public interface TimetableTabContract {
 
     interface Presenter extends BaseContract.Presenter<View> {
 
-        void onFragmentSelected(boolean isSelected);
+        void onFragmentActivated(boolean isSelected);
 
         void setArgumentDate(String date);
 
-        void onStart(View view, boolean isPrimary);
-
         void onRefresh();
     }
 }

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

@@ -28,12 +28,6 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
 
     private static final String ARGUMENT_KEY = "date";
 
-    private static final String SAVED_KEY = "isSelected";
-
-    private boolean isPrimary = false;
-
-    private boolean isSelected = false;
-
     @BindView(R.id.timetable_tab_fragment_recycler)
     RecyclerView recyclerView;
 
@@ -55,6 +49,8 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
     @Inject
     FlexibleAdapter<TimetableHeaderItem> adapter;
 
+    private boolean isFragmentVisible = false;
+
     public static TimetableTabFragment newInstance(String date) {
         TimetableTabFragment fragmentTab = new TimetableTabFragment();
 
@@ -65,14 +61,6 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
         return fragmentTab;
     }
 
-    @Override
-    public void onCreate(@Nullable Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (savedInstanceState != null) {
-            isSelected = savedInstanceState.getBoolean(SAVED_KEY, isSelected);
-        }
-    }
-
     @Nullable
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
@@ -86,8 +74,8 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
             if (getArguments() != null) {
                 presenter.setArgumentDate(getArguments().getString(ARGUMENT_KEY));
             }
-
-            presenter.onStart(this, isPrimary);
+            presenter.onStart(this);
+            presenter.onFragmentActivated(isFragmentVisible);
         }
         return view;
     }
@@ -114,10 +102,9 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
     @Override
     public void setMenuVisibility(boolean menuVisible) {
         super.setMenuVisibility(menuVisible);
-        if (presenter != null && getView() != null) {
-            presenter.onFragmentSelected(isSelected);
-        } else if (isSelected) {
-            isPrimary = true;
+        isFragmentVisible = menuVisible;
+        if (presenter != null) {
+            presenter.onFragmentActivated(menuVisible);
         }
     }
 
@@ -151,10 +138,6 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
         noItemView.setVisibility(show ? View.VISIBLE : View.INVISIBLE);
     }
 
-    public void setSelected(boolean selected) {
-        isSelected = selected;
-    }
-
     @Override
     public void onError(String message) {
         if (getActivity() != null) {
@@ -163,15 +146,8 @@ public class TimetableTabFragment extends BaseFragment implements TimetableTabCo
         }
     }
 
-    @Override
-    public void onSaveInstanceState(@NonNull Bundle outState) {
-        outState.putBoolean(SAVED_KEY, isSelected);
-        super.onSaveInstanceState(outState);
-    }
-
     @Override
     public void onDestroyView() {
-        isPrimary = false;
         presenter.onDestroy();
         super.onDestroyView();
     }

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

@@ -36,21 +36,22 @@ public class TimetableTabPresenter extends BasePresenter<TimetableTabContract.Vi
     }
 
     @Override
-    public void onStart(TimetableTabContract.View view, boolean isPrimary) {
+    public void onStart(TimetableTabContract.View view) {
         super.onStart(view);
         getView().showProgressBar(true);
         getView().showNoItem(false);
-        onFragmentSelected(isPrimary);
     }
 
     @Override
-    public void onFragmentSelected(boolean isSelected) {
-        if (!isFirstSight && isSelected) {
+    public void onFragmentActivated(boolean isSelected) {
+        if (!isFirstSight && isSelected && isViewAttached()) {
             isFirstSight = true;
 
             loadingTask = new AbstractTask();
             loadingTask.setOnFirstLoadingListener(this);
             loadingTask.execute();
+        } else if (!isSelected) {
+            cancelAsyncTasks();
         }
     }
 
@@ -108,6 +109,7 @@ public class TimetableTabPresenter extends BasePresenter<TimetableTabContract.Vi
         boolean isFreeWeek = true;
 
         for (Day day : dayList) {
+            day.resetTimetableLessons();
             TimetableHeaderItem headerItem = new TimetableHeaderItem(day);
 
             if (isFreeWeek) {
@@ -160,10 +162,7 @@ public class TimetableTabPresenter extends BasePresenter<TimetableTabContract.Vi
         getRepository().syncTimetable(date);
     }
 
-    @Override
-    public void onDestroy() {
-        isFirstSight = false;
-
+    private void cancelAsyncTasks() {
         if (refreshTask != null) {
             refreshTask.cancel(true);
             refreshTask = null;
@@ -172,6 +171,12 @@ public class TimetableTabPresenter extends BasePresenter<TimetableTabContract.Vi
             loadingTask.cancel(true);
             loadingTask = null;
         }
+    }
+
+    @Override
+    public void onDestroy() {
+        isFirstSight = false;
+        cancelAsyncTasks();
         super.onDestroy();
     }
 }

app/src/main/java/io/github/wulkanowy/ui/splash/SplashPresenter.java

@@ -6,7 +6,6 @@ import javax.inject.Inject;
 
 import io.github.wulkanowy.data.RepositoryContract;
 import io.github.wulkanowy.ui.base.BasePresenter;
-import io.github.wulkanowy.utils.LogUtils;
 
 public class SplashPresenter extends BasePresenter<SplashContract.View>
         implements SplashContract.Presenter {
@@ -24,12 +23,7 @@ public class SplashPresenter extends BasePresenter<SplashContract.View>
         if (getRepository().getCurrentUserId() == 0) {
             getView().openLoginActivity();
         } else {
-            try {
-                getRepository().initLastUser();
-                getView().openMainActivity();
-            } catch (Exception e) {
-                LogUtils.error("An error occurred when the application was started", e);
-            }
+            getView().openMainActivity();
         }
     }
 }

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

@@ -39,7 +39,6 @@
     <string name="fragment_no_grades">Brak ocen</string>
 
     <string name="noInternet_text">Brak połączenia z internetem</string>
-    <string name="error_host_offline">Przerwa techniczna. Spróbuj ponownie później</string>
     <string name="encrypt_failed_text">Szyfrowanie nie powiodło się. Automatyczne logowanie zostało wyłączone</string>
     <string name="version_text">Wersja %1$s</string>
     <string name="refresh_error_text">"Podczas odświeżania zawartości wystąpił błąd. "</string>

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

@@ -73,7 +73,6 @@
     <string name="info_average_grades">Average: %1$.2f</string>
     <string name="info_no_average">No average</string>
     <string name="info_free_week">No lesson in this week</string>
-    <string name="error_host_offline">Technical break</string>
 
     <string name="timetable_subitem_room">Room %s</string>
 

build.gradle

@@ -7,9 +7,6 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.0.1'
-
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
         classpath "org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.6.1"
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
@@ -29,6 +26,31 @@ subprojects {
 
 ext {
     GROUP_ID = "io.github.wulkanowy"
+
+    supportVersion = "26.1.0"
+    firebaseJob = "0.8.5"
+    apacheLang = "3.7"
+    apacheCollections = "4.1"
+    flexibleAdapter = "5.0.2"
+    flexibleUi = "1.0.0-b2"
+    greenDao = "3.2.2"
+    greenDaoHelper = "v2.0.2"
+    butterknife = "8.8.1"
+    jodaTime = "2.9.9"
+    dagger2 = "2.15"
+    ahbottom = "2.1.0"
+    jsoup = "1.10.3"
+    gson = "2.8.2"
+
+    debugDb = "1.0.3"
+    sqlcipher = "3.5.9"
+
+    junit = "4.12"
+    mockito = "2.16.0"
+    testRunner = "1.0.1"
+
+    crashlyticsSdk = "2.9.1"
+    crashlyticsAnswers = "1.4.1"
 }
 
 allprojects {