Version 0.6.6

Changed `exam_no_items` from **No exams in this week** to **No exams this week**

.circleci/config.yml

@@ -159,7 +159,7 @@ jobs:
             openssl aes-256-cbc -d -in ./app/upload-key-encrypted.jks -k $ENCRYPT_KEY >> ./app/upload-key.jks
       - run:
           name: Publish release
-          command: ./gradlew publishRelease --no-daemon --stacktrace --console=plain -PenableCrashlytics -PdisablePreDex
+          command: ./gradlew publish --no-daemon --stacktrace --console=plain -PenableCrashlytics -PdisablePreDex
 
 workflows:
   version: 2

.travis.yml

@@ -11,6 +11,10 @@ cache:
     - $HOME/.gradle/caches/
     - $HOME/.gradle/wrapper/
 
+#branches:
+#  only:
+#  - master
+
 android:
  licenses:
     - android-sdk-preview-license-.+
@@ -56,7 +60,7 @@ script:
       gpg --yes --batch --passphrase=$SERVICES_ENCRYPT_KEY ./app/src/release/google-services.json.gpg;
       gpg --yes --batch --passphrase=$ENCRYPT_KEY ./app/key.p12.gpg;
       gpg --yes --batch --passphrase=$ENCRYPT_KEY ./app/upload-key.jks.gpg;
-      ./gradlew publishRelease -PenableCrashlytics --stacktrace;
+      ./gradlew publish -PenableCrashlytics --stacktrace;
     fi
 
 after_success:

app/build.gradle

@@ -11,24 +11,16 @@ android {
     compileSdkVersion 28
     buildToolsVersion '28.0.3'
 
-    playAccountConfigs {
-        defaultAccountConfig {
-            serviceAccountEmail = System.getenv("PLAY_SERVICE_ACCOUNT_EMAIL")
-            pk12File = file('key.p12')
-        }
-    }
-
     defaultConfig {
         applicationId "io.github.wulkanowy"
         testApplicationId "io.github.tests.wulkanowy"
         minSdkVersion 15
         targetSdkVersion 28
-        versionCode 20
+        versionCode 25
-        versionName "0.6.1"
+        versionName "0.6.6"
         multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
-        playAccountConfig = playAccountConfigs.defaultAccountConfig
         manifestPlaceholders = [
                 fabric_api_key: System.getenv("FABRIC_API_KEY") ?: "null",
                 crashlytics_enabled: project.hasProperty("enableCrashlytics")
@@ -48,7 +40,6 @@ android {
         release {
             buildConfigField "boolean", "CRASHLYTICS_ENABLED", "true"
             minifyEnabled true
-            useProguard false
             shrinkResources true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             signingConfig signingConfigs.release
@@ -73,32 +64,30 @@ androidExtensions {
 }
 
 play {
+    serviceAccountEmail = System.getenv("PLAY_SERVICE_ACCOUNT_EMAIL") ?: "jan@fakelog.cf"
+    serviceAccountCredentials = file('key.p12')
+    defaultToAppBundles = true
     track = 'alpha'
-    uploadImages = false
-}
-
-configurations.all {
-    resolutionStrategy.force "com.squareup.okhttp3:okhttp-urlconnection:3.11.0"
 }
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
     implementation "org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"
-    implementation('io.github.wulkanowy:api:0.6.0') { exclude module: "threetenbp" }
+    implementation('io.github.wulkanowy:api:0.6.6') { exclude module: "threetenbp" }
 
     implementation "androidx.legacy:legacy-support-v4:1.0.0"
     implementation "androidx.appcompat:appcompat:1.0.2"
     implementation "androidx.cardview:cardview:1.0.0"
     implementation "com.google.android.material:material:1.0.0"
-    implementation 'androidx.multidex:multidex:2.0.0'
+    implementation 'androidx.multidex:multidex:2.0.1'
 
     implementation 'com.takisoft.preferencex:preferencex:1.0.0'
     implementation "com.mikepenz:aboutlibraries:6.2.0"
     implementation "com.firebase:firebase-jobdispatcher:0.8.5"
 
-    implementation "com.google.dagger:dagger-android-support:2.19"
+    implementation "com.google.dagger:dagger-android-support:2.21"
-    kapt "com.google.dagger:dagger-compiler:2.19"
+    kapt "com.google.dagger:dagger-compiler:2.21"
-    kapt "com.google.dagger:dagger-android-processor:2.19"
+    kapt "com.google.dagger:dagger-android-processor:2.21"
 
     implementation "androidx.room:room-runtime:2.1.0-alpha03"
     implementation "androidx.room:room-rxjava2:2.1.0-alpha03"
@@ -107,25 +96,28 @@ dependencies {
     implementation "eu.davidea:flexible-adapter:5.1.0"
     implementation "eu.davidea:flexible-adapter-ui:1.0.0"
 
-    implementation "com.aurelhubert:ahbottomnavigation:2.2.0"
+    implementation "com.aurelhubert:ahbottomnavigation:2.3.4"
-    implementation 'com.ncapdevi:frag-nav:3.0.0'
+    implementation 'com.ncapdevi:frag-nav:3.1.0'
 
-    implementation 'com.github.pwittchen:reactivenetwork-rx2:3.0.1'
+    implementation 'com.github.pwittchen:reactivenetwork-rx2:3.0.2'
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.0'
-    implementation "io.reactivex.rxjava2:rxjava:2.2.4"
+    implementation "io.reactivex.rxjava2:rxjava:2.2.5"
 
-    implementation "com.jakewharton.threetenabp:threetenabp:1.1.0"
+    implementation "com.jakewharton.threetenabp:threetenabp:1.1.1"
 
     implementation "com.jakewharton.timber:timber:4.7.1"
     implementation "at.favre.lib:slf4j-timber:1.0.1"
 
     implementation 'com.google.firebase:firebase-core:16.0.6'
-    implementation 'com.crashlytics.sdk.android:crashlytics:2.9.7'
+    implementation 'com.crashlytics.sdk.android:crashlytics:2.9.8'
+
+    releaseImplementation 'fr.o80.chucker:library-no-op:2.0.3'
+    debugImplementation 'fr.o80.chucker:library:2.0.3'
 
     debugImplementation "com.amitshekhar.android:debug-db:1.0.4"
 
     testImplementation "junit:junit:4.12"
-    testImplementation "io.mockk:mockk:1.8.13.kotlin13"
+    testImplementation "io.mockk:mockk:1.9"
     testImplementation "org.mockito:mockito-inline:2.23.4"
     testImplementation 'org.threeten:threetenbp:1.3.8'
 

app/proguard-rules.pro

@@ -5,6 +5,7 @@
 -dontskipnonpubliclibraryclasses
 -dontskipnonpubliclibraryclassmembers
 -dontpreverify
+-dontobfuscate
 -allowaccessmodification
 -repackageclasses ''
 -verbose
@@ -13,7 +14,6 @@
 #Config for anallitycs
 -keepattributes *Annotation*
 -keepattributes SourceFile,LineNumberTable
--renamesourcefileattribute SourceFile
 -keep class com.crashlytics.** {*;}
 -keep public class * extends java.lang.Exception
 -dontwarn com.crashlytics.**

app/src/debug/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,58 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="108dp"
+        android:height="108dp"
+        android:viewportWidth="1926.9231"
+        android:viewportHeight="1926.9231">
+    <group android:translateX="462.46155"
+            android:translateY="462.46155">
+      <path
+          android:pathData="M2000,1440.1V2002H1240.1L238.1,1000v0l-120,-120c0.2,-0.2 -0.7,-1.6 -0.6,-1.8 1.6,-3.1 3.4,-6 5,-9.1 0.4,-0.8 0.6,-1.6 0.6,-2.5 9.2,-15.1 20.2,-28.9 31.4,-42.6 0.1,-0.2 0.3,-0.3 0.4,-0.5 5.1,-6.3 10.3,-12.6 15.3,-18.9 1,-1.2 1.9,-2.4 2.9,-3.7 0.2,-0.2 0.3,-0.4 0.5,-0.6 7.6,-9.7 14.8,-19.7 21.2,-30.2 1,-1.7 2,-3.4 2.9,-5.1 0.1,-0.2 0.2,-0.3 0.3,-0.5 6.2,-11.4 11.3,-23.3 17.7,-34.6 4.5,-8 9.3,-15.9 13.8,-23.9 0.1,-0.2 0.2,-0.3 0.3,-0.5 0.8,-1.5 1.6,-3 2.4,-4.4 0.2,-0.3 0.3,-0.6 0.5,-0.9 2,-3.7 3.8,-7.4 5.6,-11.2 6.2,-13.4 10.2,-27.7 14,-41.9 0,-0.2 0.1,-0.3 0.1,-0.5 0.3,-1 0.5,-2 0.8,-2.9 4,-15.3 7.3,-31.4 13.5,-45.9 1.4,-3.3 3,-6.5 4.6,-9.6 0.1,-0.2 0.2,-0.3 0.3,-0.5 5,-9.7 10.6,-19.1 13.5,-29.7 2.6,-9.2 3.5,-19 3.6,-28.8 0,-0.2 0,-0.3 0,-0.5 0.1,-7.2 -0.1,-14.4 -0.4,-21.3 0.9,-5.6 1.9,-11.3 3,-16.9 0.2,-0.9 0.3,-1.7 0.5,-2.6 1.2,-5.9 2.5,-11.7 4.2,-17.4 0,-0.1 0.1,-0.3 0.1,-0.4 0,-0.2 0.1,-0.3 0.1,-0.5 0.2,-2.1 -0.8,-3.7 -2.4,-4.5l7.7,-7.6c1.2,0.9 2.7,1.3 4.3,0.9 12.8,-3.9 24.9,-9.9 36.3,-16.8 2.8,-1.7 5.6,-3.4 8.3,-5.2 0.2,-0.1 0.3,-0.2 0.5,-0.3 7.7,-4.9 15.2,-10.2 22.1,-16 3.1,-2.7 5.9,-5.6 8.3,-8.9 0.1,-0.2 0.2,-0.3 0.4,-0.5 2.3,-3.4 4.2,-7.2 5.3,-11.4 2.4,-9.2 1.9,-19 1.9,-28.4 0,-0.2 0,-0.4 0,-0.6l5.7,-5.6 -0.3,0.1 4.1,1.3 45.3,45 9.6,9.6 14.3,14.3 100.8,100.8 17.2,17.2 16.3,16.3 30.3,-30.3 -192.9,-191.5c0.5,-0.5 1.1,-1.6 1.4,-2.3 0.3,-0.6 0.5,-1.2 0.4,-1.9 0,-0.8 -0.2,-1.6 -0.6,-2.3 -0.1,-0.3 -0.3,-0.7 -0.4,-1 -0.2,-0.4 -0.5,-0.7 -0.9,-1.1l27.8,-27.8 191.1,-191.1c0.7,0.4 1.5,0.6 2.5,0.7 4.1,0 8.2,0.1 11.9,1.9 0.5,0.3 1.3,0.7 2.1,1.1 1.7,2.3 3.5,4.5 5.7,6.2 2.7,2.1 8.2,3 9.4,0.3z"
+          android:fillColor="#AD2A2A"/>
+      <path
+          android:pathData="m616.3,796.7c0.4,1.2 0.5,2.4 0.5,3.7l-5.8,73.3c-0.4,5.2 -5,9.3 -10.6,9.3h-187.2c-4,0 -7.7,-2.3 -9.5,-5.6l-30.9,-57.4c-0.2,-0.3 -0.3,-0.6 -0.4,-0.9l-29.1,-70.5c-1.1,-2.5 -0.9,-5.4 0.3,-7.8l48.3,-94.5c1.2,-2.3 1.4,-5 0.5,-7.4l-23.6,-65.4c-0.8,-2.3 -0.7,-4.9 0.3,-7.1l39.4,-83.9c4,-8.4 17.1,-7.7 19.9,1.1l12.3,38.2 37.5,100.4c1,2.8 3.4,5 6.4,6l80,27.3c3.1,1.1 5.5,3.4 6.5,6.3z"
+          android:fillColor="#FFFFFF"/>
+      <path
+          android:pathData="m386.7,253.5c0,-22.9 14.5,-42.6 35.3,-51.8 -1.5,-2.5 -2.4,-5.2 -2.4,-8.1 0,-11.1 12.8,-20.1 28.5,-20.1 0.4,0 0.7,0 1.1,0 6.5,-10.8 18.9,-18.1 33.1,-18.1 1,0 2,0 3,0.1 1.3,0.1 2.6,-0.5 3.3,-1.5 10.5,-16 37.1,-27.4 68.2,-27.4 11.5,0 22.4,1.6 32.1,4.3 2.3,-3.8 7.4,-6.4 13.3,-6.4 6.7,0 12.4,3.4 14.1,8.1 8.2,-9.5 22.1,-15.7 37.9,-15.7 25.2,0 45.6,15.9 45.6,35.5 0,2.4 -0.3,4.7 -0.9,7 -0.4,1.6 0.5,3.2 2.2,3.8 16.1,5.9 27,17.1 27,29.9 0,14.6 -14.1,27.1 -34,32 -1.6,0.4 -2.6,1.8 -2.6,3.3 0,0.1 0,0.2 0,0.3 0,11.3 -11.2,20.6 -25.6,21.6 0.1,0.5 0.1,1 0.1,1.6 0,21.7 -41.3,39.2 -92.2,39.2 -11,0 -21.5,-0.8 -31.2,-2.3 0,0.2 0,0.3 0,0.5 0,9 -11.6,16.3 -25.8,16.3 -0.8,0 -1.5,0 -2.2,-0.1 1,2.2 1.5,4.5 1.5,6.9 0,14 -17.7,25.3 -39.6,25.3 -2.4,0 -4.7,-0.1 -7,-0.4 -1.8,-0.2 -3.5,0.9 -3.9,2.6 -1.9,7 -8,12.1 -15.3,12.1 -8.8,0 -15.8,-7.5 -15.8,-16.7 0,-4.3 1.5,-8.2 4,-11.1 0.9,-1 1.2,-2.4 0.6,-3.6 -1.4,-2.6 -2,-5.3 -2,-8.2v0c0,-1.6 -1.3,-2.9 -2.9,-3.3 -27.1,-6 -47.5,-28.6 -47.5,-55.6z"
+          android:fillColor="#FFFFFF"/>
+      <path
+          android:pathData="m870.4,883h-124.4c-3.6,0 -6.9,-1.8 -8.9,-4.6l-83.7,-117.7c-0.5,-0.8 -1,-1.6 -1.3,-2.5l-41.5,-121.2c-0.8,-2.4 -2.7,-4.5 -5.1,-5.7l-101.6,-51.3c-2.8,-1.4 -4.8,-4 -5.4,-6.9l-15,-74.4c-0.2,-1.2 -0.7,-2.4 -1.5,-3.5l-34.5,-50.7c-1.9,-2.8 -2.2,-6.2 -0.8,-9.2l21,-44.9c1.6,-3.4 5.1,-5.7 9.1,-5.9l39,-2.3c2.3,-0.1 4.4,-0.9 6.1,-2.3l28.7,-22.3c5.4,-4.2 13.6,-2.4 16.5,3.5l98.9,201.2c0.4,0.9 0.7,1.8 0.9,2.7l12.2,80.9c0.3,1.9 1.1,3.6 2.4,5l197,215.6c5.8,6.4 0.9,16.5 -8.1,16.5z"
+          android:fillColor="#FFFFFF"/>
+      <path
+          android:pathData="m335.8,838.9c0.8,2.6 0.4,5.4 -1,7.7l-19.3,31.3c-1.9,3.1 -5.4,5.1 -9.2,5.1h-180.6c-8.4,0 -13.5,-8.8 -9,-15.4l116.3,-171.3c0.7,-1 1.1,-2.1 1.4,-3.2l53.3,-227.6c0.6,-2.7 2.4,-5 5,-6.4l72.2,-39.6c2.6,-1.4 4.4,-3.7 5,-6.5l9.7,-42.3c2,-8.8 14.6,-10.7 19.6,-3l3.5,5.6c1.5,2.4 1.9,5.4 0.9,8.1l-65.8,190.2c-0.5,1.5 -0.7,3.1 -0.4,4.7l16.4,91c0.3,1.8 0.1,3.7 -0.7,5.4l-39.1,87.8c-0.9,2.1 -1.1,4.4 -0.4,6.5z"
+          android:fillColor="#FFFFFF"/>
+      <path
+          android:pathData="m424.22,657.05 l1580.54,-0.05c0.54,0 0,292 0,292l-1580.54,-0.03c-10.78,0 -19.46,-8.68 -19.46,-19.46l0,-252.99c0,-10.78 8.68,-19.46 19.46,-19.46z"
+          android:strokeAlpha="0.49803922"
+          android:strokeLineJoin="round"
+          android:strokeWidth="4"
+          android:fillColor="#3f3f3f"
+          android:strokeColor="#00000000"
+          android:fillType="nonZero"
+          android:fillAlpha="1"
+          android:strokeLineCap="square"/>
+      <path
+          android:pathData="m728.71,710.91l0,19.89l-88.7,0l0,59.3l77.04,0L717.05,810l-77.04,0l0,65.39l89.84,0l0,19.9L616.56,895.29L616.56,791.16l-52.35,-52.35 -0.77,-0.18c5.41,6.64 9.65,14.32 12.69,23.09 3.72,10.39 5.62,21.92 5.7,34.6L581.84,809.87c-0.08,12.67 -1.98,24.25 -5.7,34.72 -3.63,10.39 -8.95,19.35 -15.97,26.87 -6.93,7.43 -15.46,13.26 -25.6,17.49 -7.54,3.1 -15.86,5.07 -24.97,5.89 -3.04,0.27 -6.16,0.42 -9.37,0.45L457.53,895.29l0,-6.55l-0.37,6.82 53.8,53.45l415.85,0c0.24,0 0.47,-0.02 0.69,-0.05L1132.91,948.97L953.5,769.55l-58.39,-58.39 -0.28,0.06 -58.03,184.06l-20.4,0l-44.66,-141.34zM783.29,711.07 L826.41,857.52 850.08,777.86zM509.6,711.29c1.52,0.15 3.01,0.33 4.49,0.54 -1.47,-0.21 -2.97,-0.39 -4.49,-0.54zM481.35,730.04l0,146.11l18.88,0c9.97,-0.08 18.59,-1.81 25.85,-5.19 7.27,-3.46 13.26,-8.15 17.99,-14.07 4.82,-5.91 8.36,-12.88 10.64,-20.91 2.37,-8.03 3.59,-16.73 3.68,-26.11l0,-13.81c-0.08,-9.38 -1.31,-18.04 -3.68,-25.98 -2.37,-8.03 -5.91,-14.95 -10.64,-20.78 -4.73,-5.91 -10.73,-10.56 -17.99,-13.94 -7.27,-3.38 -15.88,-5.15 -25.85,-5.32zM560.17,734.86c0.65,0.69 1.26,1.4 1.88,2.11 -0.61,-0.72 -1.23,-1.42 -1.88,-2.11z"
+          android:strokeAlpha="1"
+          android:strokeLineJoin="miter"
+          android:strokeWidth="1.94642854"
+          android:fillColor="#000000"
+          android:strokeColor="#00000000"
+          android:fillAlpha="0.18431373"
+          android:strokeLineCap="butt"/>
+      <path
+          android:pathData="m457.53,895.28l0,-184.51l42.7,0q19.26,0.25 34.34,6.59 15.21,6.21 25.6,17.49 10.52,11.15 15.97,26.86 5.58,15.59 5.7,34.59l0,13.56q-0.13,19.01 -5.7,34.72 -5.45,15.59 -15.97,26.86 -10.39,11.15 -25.6,17.49 -15.08,6.21 -34.34,6.34zM481.35,730.04l0,146.11l18.88,0q14.95,-0.13 25.85,-5.2 10.9,-5.2 17.99,-14.07 7.22,-8.87 10.64,-20.91 3.55,-12.04 3.67,-26.1l0,-13.81q-0.13,-14.07 -3.67,-25.98 -3.55,-12.04 -10.64,-20.78 -7.1,-8.87 -17.99,-13.94 -10.9,-5.07 -25.85,-5.32z"
+          android:fillColor="#ffffff"
+          android:strokeColor="#00000000"
+          android:fillAlpha="1"/>
+      <path
+          android:pathData="M717.05,810L640.01,810l0,65.39l89.84,0l0,19.9l-113.29,0l0,-184.51l112.15,0l0,20.02L640.01,730.8l0,59.31l77.05,0z"
+          android:fillColor="#ffffff"
+          android:strokeColor="#00000000"
+          android:fillAlpha="1"/>
+      <path
+          android:pathData="m826.41,857.52 l43.59,-146.74l24.96,0l-58.16,184.51L816.4,895.28l-58.29,-184.51l25.09,0z"
+          android:fillColor="#ffffff"
+          android:strokeColor="#00000000"
+          android:fillAlpha="1"/>
+    </group>
+</vector>

app/src/debug/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

app/src/debug/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

app/src/debug/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#D32F2F</color>
+</resources>

app/src/main/AndroidManifest.xml

@@ -4,6 +4,8 @@
     package="io.github.wulkanowy"
     android:installLocation="internalOnly">
 
+    <uses-sdk tools:overrideLibrary="com.readystatesoftware.chuck"/>
+
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />

app/src/main/java/io/github/wulkanowy/data/RepositoryModule.kt

@@ -6,10 +6,14 @@ import android.content.res.Resources
 import androidx.preference.PreferenceManager
 import com.github.pwittchen.reactivenetwork.library.rx2.internet.observing.InternetObservingSettings
 import com.github.pwittchen.reactivenetwork.library.rx2.internet.observing.strategy.SocketInternetObservingStrategy
+import com.readystatesoftware.chuck.api.ChuckCollector
+import com.readystatesoftware.chuck.api.ChuckInterceptor
+import com.readystatesoftware.chuck.api.RetentionManager
 import dagger.Module
 import dagger.Provides
 import io.github.wulkanowy.api.Api
 import io.github.wulkanowy.data.db.AppDatabase
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import okhttp3.logging.HttpLoggingInterceptor
 import okhttp3.logging.HttpLoggingInterceptor.Level.BASIC
 import okhttp3.logging.HttpLoggingInterceptor.Level.NONE
@@ -30,15 +34,26 @@ internal class RepositoryModule {
 
     @Singleton
     @Provides
-    fun provideApi(): Api {
+    fun provideApi(chuckCollector: ChuckCollector, context: Context): Api {
         return Api().apply {
             logLevel = NONE
             androidVersion = android.os.Build.VERSION.RELEASE
             buildTag = android.os.Build.MODEL
             setInterceptor(HttpLoggingInterceptor(HttpLoggingInterceptor.Logger { Timber.d(it) }).setLevel(BASIC))
+
+            // for debug only
+            setInterceptor(ChuckInterceptor(context, chuckCollector).maxContentLength(250000L), true, 0)
         }
     }
 
+    @Singleton
+    @Provides
+    fun provideChuckCollector(context: Context, prefRepository: PreferencesRepository): ChuckCollector {
+        return ChuckCollector(context)
+            .showNotification(prefRepository.isShowChuckerNotification)
+            .retentionManager(RetentionManager(context, ChuckCollector.Period.ONE_HOUR))
+    }
+
     @Singleton
     @Provides
     fun provideDatabase(context: Context) = AppDatabase.newInstance(context)

app/src/main/java/io/github/wulkanowy/data/repositories/MessagesRepository.kt

@@ -2,6 +2,7 @@ package io.github.wulkanowy.data.repositories
 
 import com.github.pwittchen.reactivenetwork.library.rx2.ReactiveNetwork
 import com.github.pwittchen.reactivenetwork.library.rx2.internet.observing.InternetObservingSettings
+import io.github.wulkanowy.data.ApiHelper
 import io.github.wulkanowy.data.db.entities.Message
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.repositories.local.MessagesLocal
@@ -16,7 +17,8 @@ import javax.inject.Singleton
 class MessagesRepository @Inject constructor(
     private val settings: InternetObservingSettings,
     private val local: MessagesLocal,
-    private val remote: MessagesRemote
+    private val remote: MessagesRemote,
+    private val apiHelper: ApiHelper
 ) {
 
     enum class MessageFolder(val id: Int = 1) {
@@ -25,44 +27,50 @@ class MessagesRepository @Inject constructor(
         TRASHED(3)
     }
 
-    fun getMessages(studentId: Int, folder: MessageFolder, forceRefresh: Boolean = false, notify: Boolean = false): Single<List<Message>> {
+    fun getMessages(student: Student, folder: MessageFolder, forceRefresh: Boolean = false, notify: Boolean = false): Single<List<Message>> {
-        return local.getMessages(studentId, folder).filter { !forceRefresh }
+        return Single.just(apiHelper.initApi(student))
-            .switchIfEmpty(ReactiveNetwork.checkInternetConnectivity(settings)
+            .flatMap { _ ->
-                .flatMap {
+                local.getMessages(student.studentId, folder).filter { !forceRefresh }
-                    if (it) remote.getMessages(studentId, folder)
+                    .switchIfEmpty(ReactiveNetwork.checkInternetConnectivity(settings)
-                    else Single.error(UnknownHostException())
+                        .flatMap {
-                }.flatMap { new ->
+                            if (it) remote.getMessages(student.studentId, folder)
-                    local.getMessages(studentId, folder).toSingle(emptyList())
+                            else Single.error(UnknownHostException())
-                        .doOnSuccess { old ->
+                        }.flatMap { new ->
-                            local.deleteMessages(old - new)
+                            local.getMessages(student.studentId, folder).toSingle(emptyList())
-                            local.saveMessages((new - old)
+                                .doOnSuccess { old ->
-                                .onEach {
+                                    local.deleteMessages(old - new)
-                                    it.isNotified = !notify
+                                    local.saveMessages((new - old)
-                                })
+                                        .onEach {
-                        }
+                                            it.isNotified = !notify
-                }.flatMap { local.getMessages(studentId, folder).toSingle(emptyList()) }
+                                        })
-            )
+                                }
+                        }.flatMap { local.getMessages(student.studentId, folder).toSingle(emptyList()) }
+                    )
+            }
     }
 
-    fun getMessage(studentId: Int, messageId: Int, markAsRead: Boolean = false): Single<Message> {
+    fun getMessage(student: Student, messageId: Int, markAsRead: Boolean = false): Single<Message> {
-        return local.getMessage(studentId, messageId)
+        return Single.just(apiHelper.initApi(student))
-            .filter { !it.content.isNullOrEmpty() }
+            .flatMap { _ ->
-            .switchIfEmpty(ReactiveNetwork.checkInternetConnectivity(settings)
+                local.getMessage(student.studentId, messageId)
-                .flatMap {
+                    .filter { !it.content.isNullOrEmpty() }
-                    if (it) local.getMessage(studentId, messageId).toSingle()
+                    .switchIfEmpty(ReactiveNetwork.checkInternetConnectivity(settings)
-                    else Single.error(UnknownHostException())
+                        .flatMap {
-                }
+                            if (it) local.getMessage(student.studentId, messageId).toSingle()
-                .flatMap { dbMessage ->
+                            else Single.error(UnknownHostException())
-                    remote.getMessagesContent(dbMessage, markAsRead).doOnSuccess {
+                        }
-                        local.updateMessage(dbMessage.copy(unread = false).apply {
+                        .flatMap { dbMessage ->
-                            id = dbMessage.id
+                            remote.getMessagesContent(dbMessage, markAsRead).doOnSuccess {
-                            content = it
+                                local.updateMessage(dbMessage.copy(unread = false).apply {
-                        })
+                                    id = dbMessage.id
-                    }
+                                    content = it
-                }.flatMap {
+                                })
-                    local.getMessage(studentId, messageId).toSingle()
+                            }
-                }
+                        }.flatMap {
-            )
+                            local.getMessage(student.studentId, messageId).toSingle()
+                        }
+                    )
+            }
     }
 
     fun getNewMessages(student: Student): Single<List<Message>> {

app/src/main/java/io/github/wulkanowy/data/repositories/PreferencesRepository.kt

@@ -44,4 +44,8 @@ class PreferencesRepository @Inject constructor(
 
     val isNotificationsEnable: Boolean
         get() = sharedPref.getBoolean(context.getString(R.string.pref_key_notifications_enable), true)
+
+    val isShowChuckerNotificationKey: String = context.getString(R.string.pref_key_debug_chucker_notification)
+    val isShowChuckerNotification: Boolean
+        get() = sharedPref.getBoolean(isShowChuckerNotificationKey, false)
 }

app/src/main/java/io/github/wulkanowy/data/repositories/StudentRepository.kt

@@ -7,6 +7,7 @@ import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.repositories.local.StudentLocal
 import io.github.wulkanowy.data.repositories.remote.StudentRemote
 import io.reactivex.Completable
+import io.reactivex.Maybe
 import io.reactivex.Single
 import java.net.UnknownHostException
 import javax.inject.Inject
@@ -41,7 +42,9 @@ class StudentRepository @Inject constructor(
     }
 
     fun getCurrentStudent(decryptPass: Boolean = true): Single<Student> {
-        return local.getCurrentStudent(decryptPass).toSingle()
+        return local.getCurrentStudent(decryptPass)
+            .switchIfEmpty(Maybe.error(NoSuchElementException("No current student")))
+            .toSingle()
     }
 
     fun saveStudent(student: Student): Single<Long> {

app/src/main/java/io/github/wulkanowy/services/job/SyncWorker.kt

@@ -80,30 +80,33 @@ class SyncWorker : SimpleJobService() {
         val end = LocalDate.now().friday
 
         if (start.isHolidays) return RESULT_FAIL_NORETRY
+        if (!student.isStudentSaved) return RESULT_FAIL_RETRY
 
         var error: Throwable? = null
 
+        val notify = prefRepository.isNotificationsEnable
+
         disposable.add(student.getCurrentStudent()
-            .flatMap { semester.getCurrentSemester(it, true) }
+            .flatMap { semester.getCurrentSemester(it, true).map { semester -> semester to it } }
             .flatMapPublisher {
                 Single.merge(
                     listOf(
-                        gradesDetails.getGrades(it, true, true),
+                        gradesDetails.getGrades(it.first, true, notify),
-                        gradesSummary.getGradesSummary(it, true),
+                        gradesSummary.getGradesSummary(it.first, true),
-                        attendance.getAttendance(it, start, end, true),
+                        attendance.getAttendance(it.first, start, end, true),
-                        exam.getExams(it, start, end, true),
+                        exam.getExams(it.first, start, end, true),
-                        timetable.getTimetable(it, start, end, true),
+                        timetable.getTimetable(it.first, start, end, true),
-                        message.getMessages(it.studentId, RECEIVED, true, true),
+                        message.getMessages(it.second, RECEIVED, true, notify),
-                        note.getNotes(it, true, true),
+                        note.getNotes(it.first, true, notify),
-                        homework.getHomework(it, LocalDate.now(), true),
+                        homework.getHomework(it.first, LocalDate.now(), true),
-                        homework.getHomework(it, LocalDate.now().plusDays(1), true)
+                        homework.getHomework(it.first, LocalDate.now().plusDays(1), true)
                     )
                 )
             }
             .subscribe({}, { error = it }))
 
         return if (null === error) {
-            if (prefRepository.isNotificationsEnable) sendNotifications()
+            if (notify) sendNotifications()
             Timber.d("Synchronization successful")
             RESULT_SUCCESS
         } else {
@@ -138,7 +141,7 @@ class SyncWorker : SimpleJobService() {
         disposable.add(student.getCurrentStudent()
             .flatMap { message.getNewMessages(it) }
             .map { it.filter { message -> !message.isNotified } }
-            .doOnSuccess{
+            .doOnSuccess {
                 if (it.isNotEmpty()) {
                     Timber.d("Found ${it.size} unread messages")
                     MessageNotification(applicationContext).sendNotification(it)

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

@@ -13,7 +13,7 @@ abstract class BaseFragment : DaggerFragment(), BaseView {
         if (messageContainer == null) (activity as? BaseActivity)?.showError(text, error)
         else messageContainer?.also {
             Snackbar.make(it, text, Snackbar.LENGTH_LONG).setAction(R.string.all_details) {
-                ErrorDialog.newInstance(error).show(fragmentManager, error.toString())
+                ErrorDialog.newInstance(error).show(childFragmentManager, error.toString())
             }.show()
         }
     }

app/src/main/java/io/github/wulkanowy/ui/base/BaseFragmentPagerAdapter.kt

@@ -0,0 +1,36 @@
+package io.github.wulkanowy.ui.base
+
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentManager
+import androidx.fragment.app.FragmentPagerAdapter
+
+class BaseFragmentPagerAdapter(private val fragmentManager: FragmentManager) : FragmentPagerAdapter(fragmentManager) {
+
+    private val pages = mutableMapOf<Fragment, String?>()
+
+    private var containerId = 0
+
+    fun getFragmentInstance(position: Int): Fragment? {
+        return fragmentManager.findFragmentByTag("android:switcher:$containerId:$position")
+    }
+
+    fun addFragments(fragments: List<Fragment>) {
+        fragments.forEach { pages[it] = null }
+    }
+
+    fun addFragmentsWithTitle(pages: Map<Fragment, String>) {
+        this.pages.putAll(pages)
+    }
+
+    override fun instantiateItem(container: ViewGroup, position: Int): Any {
+        containerId = container.id
+        return super.instantiateItem(container, position)
+    }
+
+    override fun getItem(position: Int) = pages.keys.elementAt(position)
+
+    override fun getCount() = pages.size
+
+    override fun getPageTitle(position: Int) = pages.values.elementAt(position)
+}

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

@@ -1,32 +0,0 @@
-package io.github.wulkanowy.ui.base
-
-import android.view.ViewGroup
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.FragmentManager
-import androidx.fragment.app.FragmentStatePagerAdapter
-
-class BasePagerAdapter(fragmentManager: FragmentManager) : FragmentStatePagerAdapter(fragmentManager) {
-
-    val fragments = mutableMapOf<String?, Fragment>()
-
-    val registeredFragments = mutableMapOf<Int, Fragment>()
-
-    override fun getItem(position: Int) = fragments.values.elementAt(position)
-
-    override fun getCount() = fragments.size
-
-    override fun getPageTitle(position: Int): CharSequence? {
-        return fragments.keys.elementAtOrNull(position)
-    }
-
-    override fun instantiateItem(container: ViewGroup, position: Int): Any {
-        return super.instantiateItem(container, position).also {
-            registeredFragments[position] = it as Fragment
-        }
-    }
-
-    override fun destroyItem(container: ViewGroup, position: Int, fragment: Any) {
-        registeredFragments.remove(position)
-        super.destroyItem(container, position, fragment)
-    }
-}

app/src/main/java/io/github/wulkanowy/ui/base/ErrorHandler.kt

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.ui.base
 
 import android.content.res.Resources
+import com.readystatesoftware.chuck.api.ChuckCollector
 import io.github.wulkanowy.R
 import io.github.wulkanowy.api.interceptor.ServiceUnavailableException
 import io.github.wulkanowy.api.login.NotLoggedInException
@@ -9,11 +10,12 @@ import java.net.SocketTimeoutException
 import java.net.UnknownHostException
 import javax.inject.Inject
 
-open class ErrorHandler @Inject constructor(protected val resources: Resources) {
+open class ErrorHandler @Inject constructor(protected val resources: Resources, private val chuckCollector: ChuckCollector) {
 
     var showErrorMessage: (String, Throwable) -> Unit = { _, _ -> }
 
     fun dispatch(error: Throwable) {
+        chuckCollector.onError(error.javaClass.simpleName, error)
         Timber.e(error, "An exception occurred while the Wulkanowy was running")
         proceed(error)
     }

app/src/main/java/io/github/wulkanowy/ui/base/session/SessionErrorHandler.kt

@@ -1,11 +1,12 @@
 package io.github.wulkanowy.ui.base.session
 
 import android.content.res.Resources
+import com.readystatesoftware.chuck.api.ChuckCollector
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.security.ScramblerException
 import javax.inject.Inject
 
-class SessionErrorHandler @Inject constructor(resources: Resources) : ErrorHandler(resources) {
+class SessionErrorHandler @Inject constructor(resources: Resources, chuckCollector: ChuckCollector) : ErrorHandler(resources, chuckCollector) {
 
     var onDecryptionFail: () -> Unit = {}
 

app/src/main/java/io/github/wulkanowy/ui/modules/about/AboutPresenter.kt

@@ -15,6 +15,11 @@ class AboutPresenter @Inject constructor(
     private val analytics: FirebaseAnalyticsHelper
 ) : BasePresenter<AboutView>(errorHandler) {
 
+    override fun onAttachView(view: AboutView) {
+        super.onAttachView(view)
+        Timber.i("About view is attached")
+    }
+
     fun onExtraSelect(type: Libs.SpecialButton?) {
         view?.run {
             when (type) {

app/src/main/java/io/github/wulkanowy/ui/modules/account/AccountPresenter.kt

@@ -6,6 +6,7 @@ import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Single
+import timber.log.Timber
 import javax.inject.Inject
 
 class AccountPresenter @Inject constructor(
@@ -16,19 +17,23 @@ class AccountPresenter @Inject constructor(
 
     override fun onAttachView(view: AccountView) {
         super.onAttachView(view)
+        Timber.i("Account dialog is attached")
         view.initView()
         loadData()
     }
 
     fun onAddSelected() {
+        Timber.i("Select add account")
         view?.openLoginView()
     }
 
     fun onRemoveSelected() {
+        Timber.i("Select remove account")
         view?.showConfirmDialog()
     }
 
     fun onLogoutConfirm() {
+        Timber.i("Attempt to logout current user ")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMapCompletable { studentRepository.logoutStudent(it) }
             .andThen(studentRepository.getSavedStudents(false))
@@ -41,31 +46,54 @@ class AccountPresenter @Inject constructor(
             .doFinally { view?.dismissView() }
             .subscribe({
                 view?.apply {
-                    if (it.isEmpty()) openClearLoginView()
+                    if (it.isEmpty()) {
-                    else recreateView()
+                        Timber.i("Logout result: Open login view")
+                        openClearLoginView()
+                    } else {
+                        Timber.i("Logout result: Switch to another student")
+                        recreateView()
+                    }
                 }
-            }, { errorHandler.dispatch(it) }))
+            }, {
+                Timber.i("Logout result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 
     fun onItemSelected(item: AbstractFlexibleItem<*>) {
         if (item is AccountItem) {
+            Timber.i("Select student item ${item.student.id}")
             if (item.student.isCurrent) {
                 view?.dismissView()
             } else {
+                Timber.i("Attempt to change a student")
                 disposable.add(studentRepository.switchStudent(item.student)
                     .subscribeOn(schedulers.backgroundThread)
                     .observeOn(schedulers.mainThread)
-                    .subscribe({ view?.recreateView() }, { errorHandler.dispatch(it) }))
+                    .subscribe({
+                        Timber.i("Change a student result: Success")
+                        view?.recreateView()
+                    }, {
+                        Timber.i("Change a student result: An exception occurred")
+                        errorHandler.dispatch(it)
+                    }))
             }
         }
     }
 
     private fun loadData() {
+        Timber.i("Loading account data started")
         disposable.add(studentRepository.getSavedStudents(false)
             .map { it.map { item -> AccountItem(item) } }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.updateData(it) }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Loading account result: Success")
+                view?.updateData(it)
+            }, {
+                Timber.i("Loading account result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 }
 

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

@@ -130,7 +130,7 @@ class AttendanceFragment : BaseSessionFragment(), AttendanceView, MainView.MainC
     }
 
     override fun showAttendanceDialog(lesson: Attendance) {
-        AttendanceDialog.newInstance(lesson).show(fragmentManager, lesson.toString())
+        (activity as? MainActivity)?.showDialogFragment(AttendanceDialog.newInstance(lesson))
     }
 
     override fun openSummaryView() {

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

@@ -18,6 +18,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -36,6 +37,7 @@ class AttendancePresenter @Inject constructor(
 
     fun onAttachView(view: AttendanceView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Attendance view is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().previousOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -52,10 +54,12 @@ class AttendancePresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the attendance")
         loadData(currentDate, true)
     }
 
     fun onViewReselected() {
+        Timber.i("Attendance view is reselected")
         view?.also { view ->
             if (view.currentStackSize == 1) {
                 now().previousOrSameSchoolDay.also {
@@ -69,7 +73,10 @@ class AttendancePresenter @Inject constructor(
     }
 
     fun onAttendanceItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is AttendanceItem) view?.showAttendanceDialog(item.attendance)
+        if (item is AttendanceItem) {
+            Timber.i("Select attendance item ${item.attendance.id}")
+            view?.showAttendanceDialog(item.attendance)
+        }
     }
 
     fun onSummarySwitchSelected(): Boolean {
@@ -78,6 +85,7 @@ class AttendancePresenter @Inject constructor(
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading attendance data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -100,6 +108,7 @@ class AttendancePresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading attendance result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -107,6 +116,7 @@ class AttendancePresenter @Inject constructor(
                     }
                     analytics.logEvent("load_attendance", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading attendance result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 }
@@ -115,6 +125,7 @@ class AttendancePresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload attendance view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/summary/AttendanceSummaryFragment.kt

@@ -4,6 +4,7 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.View.GONE
+import android.view.View.INVISIBLE
 import android.view.View.VISIBLE
 import android.view.ViewGroup
 import android.widget.ArrayAdapter
@@ -101,7 +102,7 @@ class AttendanceSummaryFragment : BaseSessionFragment(), AttendanceSummaryView,
     }
 
     override fun showSubjects(show: Boolean) {
-        attendanceSummarySubjects.visibility = if (show) VISIBLE else VISIBLE
+        attendanceSummarySubjectsContainer.visibility = if (show) VISIBLE else INVISIBLE
     }
 
     override fun hideRefresh() {

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/summary/AttendanceSummaryPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.calculatePercentage
 import io.github.wulkanowy.utils.getFormattedName
+import timber.log.Timber
 import java.lang.String.format
 import java.util.Locale.FRANCE
 import java.util.concurrent.TimeUnit.MILLISECONDS
@@ -34,25 +35,31 @@ class AttendanceSummaryPresenter @Inject constructor(
 
     fun onAttachView(view: AttendanceSummaryView, subjectId: Int?) {
         super.onAttachView(view)
+        Timber.i("Attendance summary view is attached with subject id ${subjectId ?: -1}")
         view.initView()
         loadData(subjectId ?: -1)
         loadSubjects()
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the attendance summary")
         loadData(currentSubjectId, true)
     }
 
     fun onSubjectSelected(name: String) {
+        Timber.i("Select attendance summary subject $name")
         view?.run {
             showContent(false)
             showProgress(true)
             clearView()
         }
-        loadData(subjects.singleOrNull { it.name == name }?.realId ?: -1)
+        (subjects.singleOrNull { it.name == name }?.realId ?: -1).let {
+            if (it != currentSubjectId) loadData(it)
+        }
     }
 
     private fun loadData(subjectId: Int, forceRefresh: Boolean = false) {
+        Timber.i("Loading attendance summary data started")
         currentSubjectId = subjectId
         disposable.apply {
             clear()
@@ -70,6 +77,7 @@ class AttendanceSummaryPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading attendance summary result: Success")
                     view?.apply {
                         showEmpty(it.first.isEmpty())
                         showContent(it.first.isNotEmpty())
@@ -77,6 +85,7 @@ class AttendanceSummaryPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_attendance_summary", mapOf("items" to it.first.size, "force_refresh" to forceRefresh, "item_id" to subjectId))
                 }) {
+                    Timber.i("Loading attendance summary result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 }
@@ -85,6 +94,7 @@ class AttendanceSummaryPresenter @Inject constructor(
     }
 
     private fun loadSubjects() {
+        Timber.i("Loading attendance summary subjects started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getCurrentSemester(it) }
             .flatMap { subjectRepository.getSubjects(it) }
@@ -93,11 +103,15 @@ class AttendanceSummaryPresenter @Inject constructor(
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
             .subscribe({
+                Timber.i("Loading attendance summary subjects result: Success")
                 view?.run {
                     view?.updateSubjects(it)
                     showSubjects(true)
                 }
-            }, { errorHandler.dispatch(it) })
+            }, {
+                Timber.i("Loading attendance summary subjects result: An exception occurred")
+                errorHandler.dispatch(it)
+            })
         )
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/exam/ExamFragment.kt

@@ -13,6 +13,7 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.R
 import io.github.wulkanowy.data.db.entities.Exam
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
+import io.github.wulkanowy.ui.modules.main.MainActivity
 import io.github.wulkanowy.ui.modules.main.MainView
 import io.github.wulkanowy.utils.setOnItemClickListener
 import kotlinx.android.synthetic.main.fragment_exam.*
@@ -106,7 +107,7 @@ class ExamFragment : BaseSessionFragment(), ExamView, MainView.MainChildView, Ma
     }
 
     override fun showExamDialog(exam: Exam) {
-        ExamDialog.newInstance(exam).show(fragmentManager, exam.toString())
+        (activity as? MainActivity)?.showDialogFragment(ExamDialog.newInstance(exam))
     }
 
     override fun onSaveInstanceState(outState: Bundle) {

app/src/main/java/io/github/wulkanowy/ui/modules/exam/ExamPresenter.kt

@@ -18,6 +18,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -35,6 +36,7 @@ class ExamPresenter @Inject constructor(
 
     fun onAttachView(view: ExamView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Exam view is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -51,14 +53,19 @@ class ExamPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the exam")
         loadData(currentDate, true)
     }
 
     fun onExamItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is ExamItem) view?.showExamDialog(item.exam)
+        if (item is ExamItem) {
+            Timber.i("Select exam item ${item.exam.id}")
+            view?.showExamDialog(item.exam)
+        }
     }
 
     fun onViewReselected() {
+        Timber.i("Exam view is reselected")
         now().nextOrSameSchoolDay.also {
             if (currentDate != it) {
                 loadData(it)
@@ -68,6 +75,7 @@ class ExamPresenter @Inject constructor(
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading exam data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -87,6 +95,7 @@ class ExamPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading exam result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -94,6 +103,7 @@ class ExamPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_exam", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading exam result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -109,6 +119,7 @@ class ExamPresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload exam view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/java/io/github/wulkanowy/ui/modules/grade/GradeFragment.kt

@@ -11,7 +11,7 @@ import android.view.View.VISIBLE
 import android.view.ViewGroup
 import androidx.appcompat.app.AlertDialog
 import io.github.wulkanowy.R
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
 import io.github.wulkanowy.ui.modules.grade.details.GradeDetailsFragment
 import io.github.wulkanowy.ui.modules.grade.summary.GradeSummaryFragment
@@ -26,7 +26,7 @@ class GradeFragment : BaseSessionFragment(), GradeView, MainView.MainChildView,
     lateinit var presenter: GradePresenter
 
     @Inject
-    lateinit var pagerAdapter: BasePagerAdapter
+    lateinit var pagerAdapter: BaseFragmentPagerAdapter
 
     companion object {
         private const val SAVED_SEMESTER_KEY = "CURRENT_SEMESTER"
@@ -59,10 +59,11 @@ class GradeFragment : BaseSessionFragment(), GradeView, MainView.MainChildView,
     }
 
     override fun initView() {
-        pagerAdapter.fragments.putAll(mapOf(
+        pagerAdapter.addFragmentsWithTitle(mapOf(
-            getString(R.string.all_details) to GradeDetailsFragment.newInstance(),
+            GradeDetailsFragment.newInstance() to getString(R.string.all_details),
-            getString(R.string.grade_menu_summary) to GradeSummaryFragment.newInstance()
+            GradeSummaryFragment.newInstance() to getString(R.string.grade_menu_summary)
         ))
+
         gradeViewPager.run {
             adapter = pagerAdapter
             setOnSelectPageListener { presenter.onPageSelected(it) }
@@ -117,15 +118,15 @@ class GradeFragment : BaseSessionFragment(), GradeView, MainView.MainChildView,
     }
 
     override fun notifyChildLoadData(index: Int, semesterId: Int, forceRefresh: Boolean) {
-        (childFragmentManager.fragments[index] as GradeView.GradeChildView).onParentLoadData(semesterId, forceRefresh)
+        (pagerAdapter.getFragmentInstance(index) as? GradeView.GradeChildView)?.onParentLoadData(semesterId, forceRefresh)
     }
 
     override fun notifyChildParentReselected(index: Int) {
-        (pagerAdapter.registeredFragments[index] as? GradeView.GradeChildView)?.onParentReselected()
+        (pagerAdapter.getFragmentInstance(index) as? GradeView.GradeChildView)?.onParentReselected()
     }
 
     override fun notifyChildSemesterChange(index: Int) {
-        (pagerAdapter.registeredFragments[index] as? GradeView.GradeChildView)?.onParentChangeSemester()
+        (pagerAdapter.getFragmentInstance(index) as? GradeView.GradeChildView)?.onParentChangeSemester()
     }
 
     override fun onSaveInstanceState(outState: Bundle) {

app/src/main/java/io/github/wulkanowy/ui/modules/grade/GradeModule.kt

@@ -5,7 +5,7 @@ import dagger.Provides
 import dagger.android.ContributesAndroidInjector
 import io.github.wulkanowy.di.scopes.PerChildFragment
 import io.github.wulkanowy.di.scopes.PerFragment
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.modules.grade.details.GradeDetailsFragment
 import io.github.wulkanowy.ui.modules.grade.summary.GradeSummaryFragment
 
@@ -18,7 +18,7 @@ abstract class GradeModule {
         @JvmStatic
         @PerFragment
         @Provides
-        fun provideGradePagerAdapter(fragment: GradeFragment) = BasePagerAdapter(fragment.childFragmentManager)
+        fun provideGradeAdapter(fragment: GradeFragment) = BaseFragmentPagerAdapter(fragment.childFragmentManager)
     }
 
     @PerChildFragment

app/src/main/java/io/github/wulkanowy/ui/modules/grade/GradePresenter.kt

@@ -8,6 +8,7 @@ import io.github.wulkanowy.ui.base.session.SessionErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -28,6 +29,7 @@ class GradePresenter @Inject constructor(
 
     fun onAttachView(view: GradeView, savedIndex: Int?) {
         super.onAttachView(view)
+        Timber.i("Grade view is attached")
         disposable.add(Completable.timer(150, MILLISECONDS, schedulers.mainThread)
             .subscribe {
                 selectedIndex = savedIndex ?: 0
@@ -37,6 +39,7 @@ class GradePresenter @Inject constructor(
     }
 
     fun onViewReselected() {
+        Timber.i("Grade view is reselected")
         view?.run { notifyChildParentReselected(currentPageIndex) }
     }
 
@@ -47,6 +50,7 @@ class GradePresenter @Inject constructor(
 
     fun onSemesterSelected(index: Int) {
         if (selectedIndex != index - 1) {
+            Timber.i("Change semester in grade view to ${index + 1}")
             selectedIndex = index + 1
             loadedSemesterId.clear()
             view?.let {
@@ -74,6 +78,7 @@ class GradePresenter @Inject constructor(
     }
 
     private fun loadData() {
+        Timber.i("Loading grade data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .doOnSuccess {
@@ -84,7 +89,13 @@ class GradePresenter @Inject constructor(
             }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.run { loadChild(currentPageIndex) } }) {
+            .subscribe({
+                view?.run {
+                    Timber.i("Loading grade result: Attempt load index $currentPageIndex")
+                    loadChild(currentPageIndex)
+                }
+            }) {
+                Timber.i("Loading grade result: An exception occurred")
                 errorHandler.dispatch(it)
                 view?.run {
                     showProgress(false)
@@ -96,6 +107,7 @@ class GradePresenter @Inject constructor(
     private fun loadChild(index: Int, forceRefresh: Boolean = false) {
         semesters.first { it.semesterName == selectedIndex }.semesterId.also {
             if (forceRefresh || loadedSemesterId[index] != it) {
+                Timber.i("Load grade child view index: $index")
                 view?.notifyChildLoadData(index, it, forceRefresh)
             }
         }

app/src/main/java/io/github/wulkanowy/ui/modules/grade/details/GradeDetailsFragment.kt

@@ -20,6 +20,7 @@ import io.github.wulkanowy.data.db.entities.Grade
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
 import io.github.wulkanowy.ui.modules.grade.GradeFragment
 import io.github.wulkanowy.ui.modules.grade.GradeView
+import io.github.wulkanowy.ui.modules.main.MainActivity
 import io.github.wulkanowy.utils.setOnItemClickListener
 import kotlinx.android.synthetic.main.fragment_grade_details.*
 import javax.inject.Inject
@@ -103,7 +104,7 @@ class GradeDetailsFragment : BaseSessionFragment(), GradeDetailsView, GradeView.
     }
 
     override fun scrollToStart() {
-        gradeDetailsAdapter.smoothScrollToPosition(0)
+        gradeDetailsRecycler.scrollToPosition(0)
     }
 
     override fun getHeaderOfItem(item: AbstractFlexibleItem<*>): IExpandable<*, out IFlexible<*>>? {
@@ -131,7 +132,7 @@ class GradeDetailsFragment : BaseSessionFragment(), GradeDetailsView, GradeView.
     }
 
     override fun showGradeDialog(grade: Grade) {
-        GradeDetailsDialog.newInstance(grade).show(fragmentManager, grade.toString())
+        (activity as? MainActivity)?.showDialogFragment(GradeDetailsDialog.newInstance(grade))
     }
 
     override fun onParentLoadData(semesterId: Int, forceRefresh: Boolean) {

app/src/main/java/io/github/wulkanowy/ui/modules/grade/details/GradeDetailsHeader.kt

@@ -52,6 +52,7 @@ class GradeDetailsHeader(
         if (subject != other.subject) return false
         if (number != other.number) return false
         if (average != other.average) return false
+        if (isExpandable != other.isExpandable) return false
 
         return true
     }
@@ -60,6 +61,7 @@ class GradeDetailsHeader(
         var result = subject.hashCode()
         result = 31 * result + number.hashCode()
         result = 31 * result + average.hashCode()
+        result = 31 * result + isExpandable.hashCode()
         return result
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/grade/details/GradeDetailsItem.kt

@@ -14,8 +14,8 @@ import io.github.wulkanowy.utils.toFormattedString
 import kotlinx.android.extensions.LayoutContainer
 import kotlinx.android.synthetic.main.item_grade_details.*
 
-class GradeDetailsItem(val grade: Grade, private val weightString: String, private val valueColor: Int)
+class GradeDetailsItem(val grade: Grade, private val weightString: String, private val valueColor: Int) :
-    : AbstractFlexibleItem<GradeDetailsItem.ViewHolder>() {
+    AbstractFlexibleItem<GradeDetailsItem.ViewHolder>() {
 
     override fun getLayoutRes() = R.layout.item_grade_details
 
@@ -24,8 +24,10 @@ class GradeDetailsItem(val grade: Grade, private val weightString: String, priva
     }
 
     @SuppressLint("SetTextI18n")
-    override fun bindViewHolder(adapter: FlexibleAdapter<IFlexible<*>>, holder: ViewHolder,
+    override fun bindViewHolder(
-                                position: Int, payloads: MutableList<Any>?) {
+        adapter: FlexibleAdapter<IFlexible<*>>, holder: ViewHolder,
+        position: Int, payloads: MutableList<Any>?
+    ) {
         holder.run {
             gradeItemValue.run {
                 text = grade.entry
@@ -45,6 +47,7 @@ class GradeDetailsItem(val grade: Grade, private val weightString: String, priva
         other as GradeDetailsItem
 
         if (grade != other.grade) return false
+        if (grade.id != other.grade.id) return false
         if (weightString != other.weightString) return false
         if (valueColor != other.valueColor) return false
 
@@ -53,14 +56,14 @@ class GradeDetailsItem(val grade: Grade, private val weightString: String, priva
 
     override fun hashCode(): Int {
         var result = grade.hashCode()
+        result = 31 * result + grade.id.toInt()
         result = 31 * result + weightString.hashCode()
         result = 31 * result + valueColor
         return result
     }
 
-
     class ViewHolder(view: View, adapter: FlexibleAdapter<*>) : FlexibleViewHolder(view, adapter),
-            LayoutContainer {
+        LayoutContainer {
 
         override val containerView: View
             get() = contentView

app/src/main/java/io/github/wulkanowy/ui/modules/grade/details/GradeDetailsPresenter.kt

@@ -40,6 +40,7 @@ class GradeDetailsPresenter @Inject constructor(
 
     fun onGradeItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is GradeDetailsItem) {
+            Timber.i("Select grade item ${item.grade.id}")
             view?.apply {
                 showGradeDialog(item.grade)
                 if (!item.grade.isRead) {
@@ -58,18 +59,29 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     fun onMarkAsReadSelected(): Boolean {
+        Timber.i("Select mark grades as read")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .flatMap { gradeRepository.getNewGrades(it.first { item -> item.semesterId == currentSemesterId }) }
             .map { it.map { grade -> grade.apply { isRead = true } } }
-            .flatMapCompletable { gradeRepository.updateGrades(it) }
+            .flatMapCompletable {
+                Timber.i("Mark as read ${it.size} grades")
+                gradeRepository.updateGrades(it)
+            }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ loadData(currentSemesterId, false) }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Mark as read result: Success")
+                loadData(currentSemesterId, false)
+            }, {
+                Timber.i("Mark as read result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
         return true
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the grade details")
         view?.notifyParentRefresh()
     }
 
@@ -94,9 +106,11 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     private fun loadData(semesterId: Int, forceRefresh: Boolean) {
+        Timber.i("Loading grade details data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .flatMap { gradeRepository.getGrades(it.first { item -> item.semesterId == semesterId }, forceRefresh) }
+            .map { it.sortedByDescending { grade -> grade.date } }
             .map { it.map { item -> item.changeModifier(preferencesRepository.gradePlusModifier, preferencesRepository.gradeMinusModifier) } }
             .map { createGradeItems(it.groupBy { grade -> grade.subject }.toSortedMap()) }
             .subscribeOn(schedulers.backgroundThread)
@@ -109,6 +123,7 @@ class GradeDetailsPresenter @Inject constructor(
                 }
             }
             .subscribe({
+                Timber.i("Loading grade details result: Success")
                 view?.run {
                     showEmpty(it.isEmpty())
                     showContent(it.isNotEmpty())
@@ -116,6 +131,7 @@ class GradeDetailsPresenter @Inject constructor(
                 }
                 analytics.logEvent("load_grade_details", mapOf("items" to it.size, "force_refresh" to forceRefresh))
             }) {
+                Timber.i("Loading grade details result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
@@ -151,10 +167,14 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     private fun updateGrade(grade: Grade) {
+        Timber.i("Attempt to update grade ${grade.id}")
         disposable.add(gradeRepository.updateGrade(grade)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({}) { error -> errorHandler.dispatch(error) })
+            .subscribe({ Timber.i("Update grade result: Success") })
-        Timber.d("Grade ${grade.id} updated")
+            { error ->
+                Timber.i("Update grade result: An exception occurred")
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryFragment.kt

@@ -71,7 +71,7 @@ class GradeSummaryFragment : BaseSessionFragment(), GradeSummaryView, GradeView.
     }
 
     override fun resetView() {
-        gradeSummaryAdapter.smoothScrollToPosition(0)
+        gradeSummaryRecycler.scrollToPosition(0)
     }
 
     override fun showContent(show: Boolean) {

app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryHeader.kt

@@ -1,52 +0,0 @@
-package io.github.wulkanowy.ui.modules.grade.summary
-
-import android.view.View
-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 kotlinx.android.extensions.LayoutContainer
-import kotlinx.android.synthetic.main.header_grade_summary.*
-
-class GradeSummaryHeader(private val name: String, private val average: String) : AbstractHeaderItem<GradeSummaryHeader.ViewHolder>() {
-
-    override fun getLayoutRes() = R.layout.header_grade_summary
-
-    override fun createViewHolder(view: View?, adapter: FlexibleAdapter<IFlexible<*>>?): ViewHolder {
-        return ViewHolder(view, adapter)
-    }
-
-    override fun bindViewHolder(adapter: FlexibleAdapter<IFlexible<*>>?, holder: ViewHolder?,
-                                position: Int, payloads: MutableList<Any>?) {
-        holder?.run {
-            gradeSummaryHeaderName.text = name
-            gradeSummaryHeaderAverage.text = average
-        }
-    }
-
-    override fun equals(other: Any?): Boolean {
-        if (this === other) return true
-        if (javaClass != other?.javaClass) return false
-
-        other as GradeSummaryHeader
-
-        if (name != other.name) return false
-        if (average != other.average) return false
-
-        return true
-    }
-
-    override fun hashCode(): Int {
-        var result = name.hashCode()
-        result = 31 * result + average.hashCode()
-        return result
-    }
-
-    class ViewHolder(view: View?, adapter: FlexibleAdapter<IFlexible<*>>?) :
-            FlexibleViewHolder(view, adapter), LayoutContainer {
-
-        override val containerView: View?
-            get() = contentView
-    }
-}

app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryItem.kt

@@ -2,16 +2,19 @@ package io.github.wulkanowy.ui.modules.grade.summary
 
 import android.view.View
 import eu.davidea.flexibleadapter.FlexibleAdapter
-import eu.davidea.flexibleadapter.items.AbstractSectionableItem
+import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.davidea.viewholders.FlexibleViewHolder
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.db.entities.GradeSummary
 import kotlinx.android.extensions.LayoutContainer
 import kotlinx.android.synthetic.main.item_grade_summary.*
 
-class GradeSummaryItem(header: GradeSummaryHeader, private val grade: String, private val title: String) :
+class GradeSummaryItem(
-    AbstractSectionableItem<GradeSummaryItem.ViewHolder, GradeSummaryHeader>(header) {
+    private val title: String,
+    private val average: String,
+    private val predictedGrade: String,
+    private val finalGrade: String
+) : AbstractFlexibleItem<GradeSummaryItem.ViewHolder>() {
 
     override fun getLayoutRes() = R.layout.item_grade_summary
 
@@ -24,8 +27,10 @@ class GradeSummaryItem(header: GradeSummaryHeader, private val grade: String, pr
         position: Int, payloads: MutableList<Any>?
     ) {
         holder?.run {
-            gradeSummaryItemGrade.text = grade
             gradeSummaryItemTitle.text = title
+            gradeSummaryItemAverage.text = average
+            gradeSummaryItemPredicted.text = predictedGrade
+            gradeSummaryItemFinal.text = finalGrade
         }
     }
 
@@ -35,17 +40,19 @@ class GradeSummaryItem(header: GradeSummaryHeader, private val grade: String, pr
 
         other as GradeSummaryItem
 
-        if (grade != other.grade) return false
+        if (average != other.average) return false
         if (title != other.title) return false
-        if (header != other.header) return false
+        if (predictedGrade != other.predictedGrade) return false
+        if (finalGrade != other.finalGrade) return false
 
         return true
     }
 
     override fun hashCode(): Int {
-        var result = header.hashCode()
+        var result = title.hashCode()
-        result = 31 * result + grade.hashCode()
+        result = 31 * result + average.hashCode()
-        result = 31 * result + title.hashCode()
+        result = 31 * result + predictedGrade.hashCode()
+        result = 31 * result + finalGrade.hashCode()
         return result
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.calcAverage
 import io.github.wulkanowy.utils.changeModifier
+import timber.log.Timber
 import java.lang.String.format
 import java.util.Locale.FRANCE
 import javax.inject.Inject
@@ -33,6 +34,7 @@ class GradeSummaryPresenter @Inject constructor(
     }
 
     fun onParentViewLoadData(semesterId: Int, forceRefresh: Boolean) {
+        Timber.i("Loading grade summary data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .map { semester -> semester.first { it.semesterId == semesterId } }
@@ -64,6 +66,7 @@ class GradeSummaryPresenter @Inject constructor(
                     notifyParentDataLoaded(semesterId)
                 }
             }.subscribe({
+                Timber.i("Loading grade summary result: Success")
                 view?.run {
                     showEmpty(it.first.isEmpty())
                     showContent(it.first.isNotEmpty())
@@ -71,12 +74,14 @@ class GradeSummaryPresenter @Inject constructor(
                 }
                 analytics.logEvent("load_grade_summary", mapOf("items" to it.first.size, "force_refresh" to forceRefresh))
             }) {
+                Timber.i("Loading grade summary result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the grade summary")
         view?.notifyParentRefresh()
     }
 
@@ -99,23 +104,14 @@ class GradeSummaryPresenter @Inject constructor(
 
     private fun createGradeSummaryItems(gradesSummary: List<GradeSummary>, averages: Map<String, Double>)
         : List<GradeSummaryItem> {
-        return gradesSummary.filter { !checkEmpty(it, averages) }
+        return gradesSummary.filter { !checkEmpty(it, averages) }.map { it ->
-            .flatMap { gradeSummary ->
+            GradeSummaryItem(
-                GradeSummaryHeader(
+                title = it.subject,
-                    name = gradeSummary.subject,
+                average = formatAverage(averages.getOrElse(it.subject) { 0.0 }, ""),
-                    average = formatAverage(averages.getOrElse(gradeSummary.subject) { 0.0 }, "")
+                predictedGrade = it.predictedGrade,
-                ).let {
+                finalGrade = it.finalGrade
-                    listOf(GradeSummaryItem(
+            )
-                        header = it,
+        }
-                        title = view?.predictedString.orEmpty(),
-                        grade = gradeSummary.predictedGrade
-                    ), GradeSummaryItem(
-                        header = it,
-                        title = view?.finalString.orEmpty(),
-                        grade = gradeSummary.finalGrade
-                    ))
-                }
-            }
     }
 
     private fun checkEmpty(gradeSummary: GradeSummary, averages: Map<String, Double>): Boolean {

app/src/main/java/io/github/wulkanowy/ui/modules/homework/HomeworkFragment.kt

@@ -10,6 +10,7 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.R
 import io.github.wulkanowy.data.db.entities.Homework
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
+import io.github.wulkanowy.ui.modules.main.MainActivity
 import io.github.wulkanowy.ui.modules.main.MainView
 import io.github.wulkanowy.utils.setOnItemClickListener
 import kotlinx.android.synthetic.main.fragment_homework.*
@@ -95,7 +96,7 @@ class HomeworkFragment : BaseSessionFragment(), HomeworkView, MainView.TitledVie
     }
 
     override fun showTimetableDialog(homework: Homework) {
-        HomeworkDialog.newInstance(homework).show(fragmentManager, homework.toString())
+        (activity as? MainActivity)?.showDialogFragment(HomeworkDialog.newInstance(homework))
     }
 
     override fun onSaveInstanceState(outState: Bundle) {

app/src/main/java/io/github/wulkanowy/ui/modules/homework/HomeworkPresenter.kt

@@ -15,6 +15,7 @@ import io.github.wulkanowy.utils.nextSchoolDay
 import io.github.wulkanowy.utils.previousSchoolDay
 import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
+import timber.log.Timber
 import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
@@ -32,6 +33,7 @@ class HomeworkPresenter @Inject constructor(
 
     fun onAttachView(view: HomeworkView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Homework view is attached")
         view.initView()
         loadData(LocalDate.ofEpochDay(date ?: LocalDate.now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -48,14 +50,19 @@ class HomeworkPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the homework")
         loadData(currentDate, true)
     }
 
     fun onHomeworkItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is HomeworkItem) view?.showTimetableDialog(item.homework)
+        if (item is HomeworkItem) {
+            Timber.i("Select homework item ${item.homework.id}")
+            view?.showTimetableDialog(item.homework)
+        }
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading homework data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -73,6 +80,7 @@ class HomeworkPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading homework result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -80,6 +88,7 @@ class HomeworkPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_homework", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading homework result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty()) }
                     errorHandler.dispatch(it)
                 })
@@ -87,6 +96,7 @@ class HomeworkPresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload homework view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

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

@@ -5,7 +5,7 @@ import android.content.Intent
 import android.os.Bundle
 import io.github.wulkanowy.R
 import io.github.wulkanowy.ui.base.BaseActivity
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.modules.login.form.LoginFormFragment
 import io.github.wulkanowy.ui.modules.login.options.LoginOptionsFragment
 import io.github.wulkanowy.utils.setOnSelectPageListener
@@ -18,7 +18,7 @@ class LoginActivity : BaseActivity(), LoginView {
     lateinit var presenter: LoginPresenter
 
     @Inject
-    lateinit var loginAdapter: BasePagerAdapter
+    lateinit var loginAdapter: BaseFragmentPagerAdapter
 
     companion object {
         fun getStartIntent(context: Context) = Intent(context, LoginActivity::class.java)
@@ -36,9 +36,9 @@ class LoginActivity : BaseActivity(), LoginView {
     }
 
     override fun initAdapter() {
-        loginAdapter.fragments.putAll(mapOf(
+        loginAdapter.addFragments(listOf(
-            "1" to LoginFormFragment.newInstance(),
+            LoginFormFragment.newInstance(),
-            "2" to LoginOptionsFragment.newInstance()
+            LoginOptionsFragment.newInstance()
         ))
 
         loginViewpager.run {
@@ -52,7 +52,7 @@ class LoginActivity : BaseActivity(), LoginView {
     }
 
     override fun notifyOptionsViewLoadData() {
-        (supportFragmentManager.fragments[1] as? LoginOptionsFragment)?.onParentLoadData()
+        (loginAdapter.getFragmentInstance(1) as? LoginOptionsFragment)?.onParentLoadData()
     }
 
     fun onChildFragmentSwitchOptions() {

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginErrorHandler.kt

@@ -2,12 +2,13 @@ package io.github.wulkanowy.ui.modules.login
 
 import android.content.res.Resources
 import android.database.sqlite.SQLiteConstraintException
+import com.readystatesoftware.chuck.api.ChuckCollector
 import io.github.wulkanowy.R
 import io.github.wulkanowy.api.login.BadCredentialsException
 import io.github.wulkanowy.ui.base.ErrorHandler
 import javax.inject.Inject
 
-class LoginErrorHandler @Inject constructor(resources: Resources) : ErrorHandler(resources) {
+class LoginErrorHandler @Inject constructor(resources: Resources, chuckCollector: ChuckCollector) : ErrorHandler(resources, chuckCollector) {
 
     var onBadCredentials: () -> Unit = {}
 

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

@@ -5,7 +5,7 @@ import dagger.Provides
 import dagger.android.ContributesAndroidInjector
 import io.github.wulkanowy.di.scopes.PerActivity
 import io.github.wulkanowy.di.scopes.PerFragment
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.modules.login.form.LoginFormFragment
 import io.github.wulkanowy.ui.modules.login.options.LoginOptionsFragment
 
@@ -18,7 +18,7 @@ internal abstract class LoginModule {
         @JvmStatic
         @PerActivity
         @Provides
-        fun provideLoginAdapter(activity: LoginActivity) = BasePagerAdapter(activity.supportFragmentManager)
+        fun provideLoginAdapter(activity: LoginActivity) = BaseFragmentPagerAdapter(activity.supportFragmentManager)
     }
 
     @PerFragment

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

@@ -2,6 +2,7 @@ package io.github.wulkanowy.ui.modules.login
 
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
+import timber.log.Timber
 import javax.inject.Inject
 
 class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresenter<LoginView>(errorHandler) {
@@ -12,6 +13,7 @@ class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePrese
             initAdapter()
             hideActionBar()
         }
+        Timber.i("Login view is attached")
     }
 
     fun onPageSelected(index: Int) {
@@ -23,6 +25,7 @@ class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePrese
     }
 
     fun onBackPressed(default: () -> Unit) {
+        Timber.i("Back pressed in login view")
         view?.run {
             if (currentViewIndex == 1) {
                 switchView(0)

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt

@@ -45,6 +45,7 @@ class LoginFormPresenter @Inject constructor(
                     showProgress(true)
                     showContent(false)
                 }
+                Timber.i("Login started")
             }
             .doFinally {
                 view?.apply {
@@ -58,17 +59,21 @@ class LoginFormPresenter @Inject constructor(
                         showSymbolInput()
                         wasEmpty = true
                         analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to 0, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "null" }))
+                        Timber.i("Login result: Empty student list")
                     } else if (it.isEmpty() && wasEmpty) {
                         showSymbolInput()
                         setErrorSymbolIncorrect()
-                        analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "nil" }))
+                        analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "null" }))
+                        Timber.i("Login result: Wrong symbol")
                     } else {
                         analytics.logEvent("sign_up_send", mapOf(SUCCESS to true, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol))
+                        Timber.i("Login result: Success")
                         switchOptionsView()
                     }
                 }
             }, {
-                analytics.logEvent(SIGN_UP, mapOf(SUCCESS to false, "endpoint" to endpoint, "message" to it.localizedMessage, GROUP_ID to symbol.ifEmpty { "nil" }))
+                analytics.logEvent(SIGN_UP, mapOf(SUCCESS to false, "endpoint" to endpoint, "message" to it.localizedMessage, GROUP_ID to symbol.ifEmpty { "null" }))
+                Timber.i("Login result: An exception occurred")
                 errorHandler.dispatch(it)
             }))
     }

app/src/main/java/io/github/wulkanowy/ui/modules/login/options/LoginOptionsPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Single
+import timber.log.Timber
 import javax.inject.Inject
 
 class LoginOptionsPresenter @Inject constructor(
@@ -26,7 +27,10 @@ class LoginOptionsPresenter @Inject constructor(
         super.onAttachView(view)
         view.run {
             initView()
-            errorHandler.onStudentDuplicate = { showMessage(it) }
+            errorHandler.onStudentDuplicate = {
+                showMessage(it)
+                Timber.i("The student already registered in the app was selected")
+            }
         }
     }
 
@@ -58,11 +62,14 @@ class LoginOptionsPresenter @Inject constructor(
                     showContent(false)
                     showActionBar(false)
                 }
+                Timber.i("Registration started")
             }
             .subscribe({
                 analytics.logEvent(SIGN_UP, mapOf(SUCCESS to true, "endpoint" to student.endpoint, "message" to "Success", GROUP_ID to student.symbol))
+                Timber.i("Registration result: Success")
                 view?.openMainView()
             }, {
+                Timber.i("Registration result: An exception occurred ")
                 errorHandler.dispatch(it)
                 view?.apply {
                     showProgress(false)

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

@@ -7,6 +7,7 @@ import android.view.Menu
 import android.view.MenuItem
 import androidx.appcompat.app.AlertDialog
 import androidx.core.content.ContextCompat
+import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.Fragment
 import com.aurelhubert.ahbottomnavigation.AHBottomNavigation.TitleState.ALWAYS_SHOW
 import com.aurelhubert.ahbottomnavigation.AHBottomNavigationItem
@@ -70,7 +71,7 @@ class MainActivity : BaseActivity(), MainView {
 
     override fun onStart() {
         super.onStart()
-        presenter.onViewStart()
+        presenter.onViewChange()
     }
 
     override fun initView() {
@@ -97,7 +98,7 @@ class MainActivity : BaseActivity(), MainView {
         }
 
         navController.run {
-            setOnViewChangeListener { presenter.onViewStart() }
+            setOnViewChangeListener { presenter.onViewChange() }
             fragmentHideStrategy = HIDE
             rootFragments = listOf(
                 GradeFragment.newInstance(),
@@ -147,6 +148,10 @@ class MainActivity : BaseActivity(), MainView {
         (navController.currentStack?.get(0) as? MainView.MainChildView)?.onFragmentReselected()
     }
 
+    fun showDialogFragment(dialog: DialogFragment) {
+        navController.showDialogFragment(dialog)
+    }
+
     fun pushView(fragment: Fragment) {
         navController.pushFragment(fragment)
     }

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

@@ -10,6 +10,7 @@ import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import javax.inject.Inject
 
 class MainPresenter @Inject constructor(
@@ -23,6 +24,7 @@ class MainPresenter @Inject constructor(
 
     fun onAttachView(view: MainView, initMenuIndex: Int) {
         super.onAttachView(view)
+        Timber.i("Main view is attached with $initMenuIndex menu index")
         view.run {
             cancelNotifications()
             startMenuIndex = if (initMenuIndex != -1) initMenuIndex else prefRepository.startMenuIndex
@@ -38,7 +40,7 @@ class MainPresenter @Inject constructor(
         }))
     }
 
-    fun onViewStart() {
+    fun onViewChange() {
         view?.apply {
             currentViewTitle?.let { setViewTitle(it) }
             currentStackSize?.let {
@@ -49,16 +51,19 @@ class MainPresenter @Inject constructor(
     }
 
     fun onAccountManagerSelected(): Boolean {
+        Timber.i("Select account manager")
         view?.showAccountPicker()
         return true
     }
 
     fun onUpNavigate(): Boolean {
+        Timber.i("Up navigate pressed")
         view?.popView()
         return true
     }
 
     fun onBackPressed(default: () -> Unit) {
+        Timber.i("Back pressed in main view")
         view?.run {
             if (isRootView) default()
             else popView()
@@ -67,6 +72,7 @@ class MainPresenter @Inject constructor(
 
     fun onTabSelected(index: Int, wasSelected: Boolean): Boolean {
         return view?.run {
+            Timber.i("Switch main tab index: $index, reselected: $wasSelected")
             if (wasSelected) {
                 notifyMenuViewReselected()
                 false
@@ -78,15 +84,25 @@ class MainPresenter @Inject constructor(
     }
 
     fun onLoginSelected() {
+        Timber.i("Attempt to switch the student after the session expires")
         disposable.add(studentRepository.getCurrentStudent(false)
             .flatMapCompletable { studentRepository.logoutStudent(it) }
             .andThen(studentRepository.getSavedStudents(false))
             .flatMapCompletable {
-                if (it.isNotEmpty()) studentRepository.switchStudent(it[0])
+                if (it.isNotEmpty()) {
+                    Timber.i("Switching current student")
+                    studentRepository.switchStudent(it[0])
+                }
                 else Completable.complete()
             }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.openLoginView() }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Switch student result: Open login view")
+                view?.openLoginView()
+            }, {
+                Timber.i("Switch student result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessageFragment.kt

@@ -11,7 +11,7 @@ import io.github.wulkanowy.data.repositories.MessagesRepository.MessageFolder.RE
 import io.github.wulkanowy.data.repositories.MessagesRepository.MessageFolder.SENT
 import io.github.wulkanowy.data.repositories.MessagesRepository.MessageFolder.TRASHED
 import io.github.wulkanowy.ui.base.BaseFragment
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.modules.main.MainView
 import io.github.wulkanowy.ui.modules.message.tab.MessageTabFragment
 import io.github.wulkanowy.utils.setOnSelectPageListener
@@ -24,7 +24,7 @@ class MessageFragment : BaseFragment(), MessageView, MainView.TitledView {
     lateinit var presenter: MessagePresenter
 
     @Inject
-    lateinit var pagerAdapter: BasePagerAdapter
+    lateinit var pagerAdapter: BaseFragmentPagerAdapter
 
     companion object {
         fun newInstance() = MessageFragment()
@@ -46,11 +46,12 @@ class MessageFragment : BaseFragment(), MessageView, MainView.TitledView {
     }
 
     override fun initView() {
-        pagerAdapter.fragments.putAll(mapOf(
+        pagerAdapter.addFragmentsWithTitle(mapOf(
-            getString(R.string.message_inbox) to MessageTabFragment.newInstance(RECEIVED),
+            MessageTabFragment.newInstance(RECEIVED) to getString(R.string.message_inbox),
-            getString(R.string.message_sent) to MessageTabFragment.newInstance(SENT),
+            MessageTabFragment.newInstance(SENT) to getString(R.string.message_sent),
-            getString(R.string.message_trash) to MessageTabFragment.newInstance(TRASHED)
+            MessageTabFragment.newInstance(TRASHED) to getString(R.string.message_trash)
         ))
+
         messageViewPager.run {
             adapter = pagerAdapter
             offscreenPageLimit = 2
@@ -73,7 +74,7 @@ class MessageFragment : BaseFragment(), MessageView, MainView.TitledView {
     }
 
     override fun notifyChildLoadData(index: Int, forceRefresh: Boolean) {
-        (childFragmentManager.fragments[index] as MessageView.MessageChildView).onParentLoadData(forceRefresh)
+        (pagerAdapter.getFragmentInstance(index) as? MessageView.MessageChildView)?.onParentLoadData(forceRefresh)
     }
 
     override fun onDestroyView() {

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessageModule.kt

@@ -5,7 +5,7 @@ import dagger.Provides
 import dagger.android.ContributesAndroidInjector
 import io.github.wulkanowy.di.scopes.PerChildFragment
 import io.github.wulkanowy.di.scopes.PerFragment
-import io.github.wulkanowy.ui.base.BasePagerAdapter
+import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
 import io.github.wulkanowy.ui.modules.message.tab.MessageTabFragment
 
 @Module
@@ -17,7 +17,7 @@ abstract class MessageModule {
         @JvmStatic
         @PerFragment
         @Provides
-        fun provideGradePagerAdapter(fragment: MessageFragment) = BasePagerAdapter(fragment.childFragmentManager)
+        fun provideMessageAdapter(fragment: MessageFragment) = BaseFragmentPagerAdapter(fragment.childFragmentManager)
     }
 
     @PerChildFragment

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessagePresenter.kt

@@ -4,6 +4,7 @@ import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -14,6 +15,7 @@ class MessagePresenter @Inject constructor(
 
     override fun onAttachView(view: MessageView) {
         super.onAttachView(view)
+        Timber.i("Message view is attached")
         disposable.add(Completable.timer(150, MILLISECONDS, schedulers.mainThread)
             .subscribe {
                 view.initView()
@@ -30,6 +32,7 @@ class MessagePresenter @Inject constructor(
     }
 
     private fun loadChild(index: Int, forceRefresh: Boolean = false) {
+        Timber.i("Load message child view index: $index")
         view?.notifyChildLoadData(index, forceRefresh)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/message/preview/MessagePreviewPresenter.kt

@@ -8,6 +8,7 @@ import io.github.wulkanowy.ui.base.session.SessionErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.toFormattedString
+import timber.log.Timber
 import javax.inject.Inject
 
 class MessagePreviewPresenter @Inject constructor(
@@ -26,15 +27,17 @@ class MessagePreviewPresenter @Inject constructor(
     }
 
     private fun loadData(id: Int) {
+        Timber.i("Loading message $id preview started")
         messageId = id
         disposable.apply {
             clear()
             add(studentRepository.getCurrentStudent()
-                .flatMap { messagesRepository.getMessage(it.studentId, messageId, true) }
+                .flatMap { messagesRepository.getMessage(it, messageId, true) }
                 .subscribeOn(schedulers.backgroundThread)
                 .observeOn(schedulers.mainThread)
                 .doFinally { view?.showProgress(false) }
                 .subscribe({ message ->
+                    Timber.i("Loading message $id preview result: Success ")
                     view?.run {
                         message.let {
                             setSubject(if (it.subject.isNotBlank()) it.subject else noSubjectString)
@@ -45,8 +48,9 @@ class MessagePreviewPresenter @Inject constructor(
                             else setSender(it.sender)
                         }
                     }
-                    analytics.logEvent("load_attendance", mapOf(START_DATE to message.date?.toFormattedString("yyyy.MM.dd"), "lenght" to message.content?.length))
+                    analytics.logEvent("load_message_preview", mapOf(START_DATE to message.date?.toFormattedString("yyyy.MM.dd"), "lenght" to message.content?.length))
                 }) {
+                    Timber.i("Loading message $id preview result: An excception occurred ")
                     view?.showMessageError()
                     errorHandler.dispatch(it)
                 })

app/src/main/java/io/github/wulkanowy/ui/modules/message/tab/MessageTabPresenter.kt

@@ -29,14 +29,16 @@ class MessageTabPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the $folder message")
         onParentViewLoadData(true)
     }
 
     fun onParentViewLoadData(forceRefresh: Boolean) {
+        Timber.i("Loading $folder message data started")
         disposable.apply {
             clear()
             add(studentRepository.getCurrentStudent()
-                .flatMap { messagesRepository.getMessages(it.studentId, folder, forceRefresh) }
+                .flatMap { messagesRepository.getMessages(it, folder, forceRefresh) }
                 .map { items -> items.map { MessageItem(it, view?.noSubjectString.orEmpty()) } }
                 .subscribeOn(schedulers.backgroundThread)
                 .observeOn(schedulers.mainThread)
@@ -48,6 +50,7 @@ class MessageTabPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading $folder message result: Success")
                     view?.run {
                         showEmpty(it.isEmpty())
                         showContent(it.isNotEmpty())
@@ -55,6 +58,7 @@ class MessageTabPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_messages", mapOf("items" to it.size, "folder" to folder.name))
                 }) {
+                    Timber.i("Loading $folder message result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -63,6 +67,7 @@ class MessageTabPresenter @Inject constructor(
 
     fun onMessageItemSelected(item: AbstractFlexibleItem<*>) {
         if (item is MessageItem) {
+            Timber.i("Select message ${item.message.realId} item")
             view?.run {
                 openMessage(item.message.realId)
                 if (item.message.unread == true) {
@@ -75,12 +80,14 @@ class MessageTabPresenter @Inject constructor(
     }
 
     private fun updateMessage(message: Message) {
+        Timber.i("Attempt to update message ${message.realId}")
         disposable.add(messagesRepository.updateMessage(message)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({
+            .subscribe({ Timber.d("Update message ${message.realId} result: Success") })
-                Timber.d("Message ${message.realId} updated")
+            { error ->
-            }) { error -> errorHandler.dispatch(error) }
+                Timber.i("Update message ${message.realId} result: An exception occurred")
-        )
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/more/MorePresenter.kt

@@ -3,18 +3,21 @@ package io.github.wulkanowy.ui.modules.more
 import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
+import timber.log.Timber
 import javax.inject.Inject
 
 class MorePresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresenter<MoreView>(errorHandler) {
 
     override fun onAttachView(view: MoreView) {
         super.onAttachView(view)
+        Timber.i("More view is attached")
         view.initView()
         loadData()
     }
 
     fun onItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is MoreItem) {
+            Timber.i("Select more item \"${item.title}\"")
             view?.run {
                 when (item.title) {
                     messagesRes?.first -> openMessagesView()
@@ -28,10 +31,12 @@ class MorePresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresen
     }
 
     fun onViewReselected() {
+        Timber.i("More view is reselected")
         view?.popView()
     }
 
     private fun loadData() {
+        Timber.i("Load items for more view")
         view?.run {
             updateData(listOfNotNull(
                 messagesRes?.let { MoreItem(it.first, it.second) },

app/src/main/java/io/github/wulkanowy/ui/modules/note/NoteFragment.kt

@@ -12,6 +12,7 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.R
 import io.github.wulkanowy.data.db.entities.Note
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
+import io.github.wulkanowy.ui.modules.main.MainActivity
 import io.github.wulkanowy.ui.modules.main.MainView
 import io.github.wulkanowy.utils.setOnItemClickListener
 import kotlinx.android.synthetic.main.fragment_note.*
@@ -57,7 +58,7 @@ class NoteFragment : BaseSessionFragment(), NoteView, MainView.TitledView {
     }
 
     override fun showNoteDialog(note: Note) {
-        NoteDialog.newInstance(note).show(fragmentManager, note.toString())
+        (activity as? MainActivity)?.showDialogFragment(NoteDialog.newInstance(note))
     }
 
     override fun updateData(data: List<NoteItem>) {

app/src/main/java/io/github/wulkanowy/ui/modules/note/NoteItem.kt

@@ -46,11 +46,14 @@ class NoteItem(val note: Note) : AbstractFlexibleItem<NoteItem.ViewHolder>() {
         other as NoteItem
 
         if (note != other.note) return false
+        if (note.id != other.note.id) return false
         return true
     }
 
     override fun hashCode(): Int {
-        return note.hashCode()
+        var result = note.hashCode()
+        result = 31 * result + note.id.toInt()
+        return result
     }
 
     class ViewHolder(val view: View, adapter: FlexibleAdapter<*>) : FlexibleViewHolder(view, adapter), LayoutContainer {

app/src/main/java/io/github/wulkanowy/ui/modules/note/NotePresenter.kt

@@ -23,15 +23,18 @@ class NotePresenter @Inject constructor(
 
     override fun onAttachView(view: NoteView) {
         super.onAttachView(view)
+        Timber.i("Note view is attached")
         view.initView()
         loadData()
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the note")
         loadData(true)
     }
 
     private fun loadData(forceRefresh: Boolean = false) {
+        Timber.i("Loading note data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getCurrentSemester(it) }
             .flatMap { noteRepository.getNotes(it, forceRefresh) }
@@ -45,6 +48,7 @@ class NotePresenter @Inject constructor(
                     showProgress(false)
                 }
             }.subscribe({
+                Timber.i("Loading note result: Success")
                 view?.apply {
                     updateData(it)
                     showEmpty(it.isEmpty())
@@ -52,6 +56,7 @@ class NotePresenter @Inject constructor(
                 }
                 analytics.logEvent("load_note", mapOf("items" to it.size, "force_refresh" to forceRefresh))
             }, {
+                Timber.i("Loading note result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
@@ -60,6 +65,7 @@ class NotePresenter @Inject constructor(
 
     fun onNoteItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is NoteItem) {
+            Timber.i("Select note item ${item.note.id}")
             view?.run {
                 showNoteDialog(item.note)
                 if (!item.note.isRead) {
@@ -72,12 +78,14 @@ class NotePresenter @Inject constructor(
     }
 
     private fun updateNote(note: Note) {
+        Timber.i("Attempt to update note ${note.id}")
         disposable.add(noteRepository.updateNote(note)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({
+            .subscribe({ Timber.i("Update note result: Success") })
-                Timber.d("Note ${note.id} updated")
+            { error ->
-            }) { error -> errorHandler.dispatch(error) }
+                Timber.i("Update note result: An exception occurred")
-        )
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/settings/SettingsFragment.kt

@@ -6,6 +6,7 @@ import android.os.Bundle
 import androidx.appcompat.app.AppCompatDelegate
 import com.takisoft.preferencex.PreferenceFragmentCompat
 import dagger.android.support.AndroidSupportInjection
+import io.github.wulkanowy.BuildConfig
 import io.github.wulkanowy.R
 import io.github.wulkanowy.ui.base.BaseActivity
 import io.github.wulkanowy.ui.modules.main.MainView
@@ -36,6 +37,7 @@ class SettingsFragment : PreferenceFragmentCompat(), SharedPreferences.OnSharedP
 
     override fun onCreatePreferencesFix(savedInstanceState: Bundle?, rootKey: String?) {
         addPreferencesFromResource(R.xml.scheme_preferences)
+        findPreference(getString(R.string.pref_key_debug_chucker_notification)).isVisible = BuildConfig.DEBUG
     }
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {

app/src/main/java/io/github/wulkanowy/ui/modules/settings/SettingsPresenter.kt

@@ -1,5 +1,6 @@
 package io.github.wulkanowy.ui.modules.settings
 
+import com.readystatesoftware.chuck.api.ChuckCollector
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.services.job.ServiceHelper
 import io.github.wulkanowy.ui.base.BasePresenter
@@ -7,17 +8,20 @@ import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.isHolidays
 import org.threeten.bp.LocalDate.now
+import timber.log.Timber
 import javax.inject.Inject
 
 class SettingsPresenter @Inject constructor(
     errorHandler: ErrorHandler,
     private val preferencesRepository: PreferencesRepository,
     private val serviceHelper: ServiceHelper,
-    private val analytics: FirebaseAnalyticsHelper
+    private val analytics: FirebaseAnalyticsHelper,
+    private val chuckCollector: ChuckCollector
 ) : BasePresenter<SettingsView>(errorHandler) {
 
     override fun onAttachView(view: SettingsView) {
         super.onAttachView(view)
+        Timber.i("Settings view is attached")
 
         view.run {
             setServicesSuspended(preferencesRepository.serviceEnablesKey, now().isHolidays)
@@ -25,6 +29,7 @@ class SettingsPresenter @Inject constructor(
     }
 
     fun onSharedPreferenceChanged(key: String) {
+        Timber.i("Change settings $key")
         when (key) {
             preferencesRepository.serviceEnablesKey -> {
                 if (preferencesRepository.isServiceEnabled) serviceHelper.startFullSyncService()
@@ -37,8 +42,10 @@ class SettingsPresenter @Inject constructor(
             preferencesRepository.currentThemeKey -> {
                 view?.setTheme(preferencesRepository.currentTheme)
             }
+            preferencesRepository.isShowChuckerNotificationKey -> {
+                chuckCollector.showNotification(preferencesRepository.isShowChuckerNotification)
+            }
         }
-
         analytics.logEvent("setting_changed", mapOf("name" to key))
     }
 }

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

@@ -10,6 +10,7 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.R
 import io.github.wulkanowy.data.db.entities.Timetable
 import io.github.wulkanowy.ui.base.session.BaseSessionFragment
+import io.github.wulkanowy.ui.modules.main.MainActivity
 import io.github.wulkanowy.ui.modules.main.MainView
 import io.github.wulkanowy.utils.setOnItemClickListener
 import kotlinx.android.synthetic.main.fragment_timetable.*
@@ -107,7 +108,7 @@ class TimetableFragment : BaseSessionFragment(), TimetableView, MainView.MainChi
     }
 
     override fun showTimetableDialog(lesson: Timetable) {
-        TimetableDialog.newInstance(lesson).show(fragmentManager, lesson.toString())
+        (activity as? MainActivity)?.showDialogFragment(TimetableDialog.newInstance(lesson))
     }
 
     override fun onSaveInstanceState(outState: Bundle) {

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

@@ -17,6 +17,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -34,6 +35,7 @@ class TimetablePresenter @Inject constructor(
 
     fun onAttachView(view: TimetableView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Timetable is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -50,10 +52,12 @@ class TimetablePresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the timetable")
         loadData(currentDate, true)
     }
 
     fun onViewReselected() {
+        Timber.i("Exam view is reselected")
         now().nextOrSameSchoolDay.also {
             if (currentDate != it) {
                 loadData(it)
@@ -63,10 +67,14 @@ class TimetablePresenter @Inject constructor(
     }
 
     fun onTimetableItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is TimetableItem) view?.showTimetableDialog(item.lesson)
+        if (item is TimetableItem) {
+            Timber.i("Select exam item ${item.lesson.id}")
+            view?.showTimetableDialog(item.lesson)
+        }
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading timetable data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -85,13 +93,15 @@ class TimetablePresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading timetable result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
                         showContent(it.isNotEmpty())
                     }
-                    analytics.logEvent("load_attendance", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
+                    analytics.logEvent("load_timetable", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading timetable result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -99,6 +109,7 @@ class TimetablePresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload timetable view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/play/pl-PL/whatsnew

@@ -1,16 +0,0 @@
-Wersja 0.6.0
-
-Aplikacja została całkowicie przepisana!
-Przez wielkie zmian, które w niej zaszły, wymagane jest ponowne logowanie w aplikacji
-oraz ponowne dodanie widgetu planu lekcji do ekranu głównego.
-
-Mamy nową ikonę aplikacji! 🎉
-
-Dodaliśmy nowe funkcje:
-- przeglądanie wiadomości (wysyłanie pojawi się w przyszłości)
-- zadania domowe
-- statystyki frekwencji
-- menadżer kont
-- możliwość zmiany wagi plusów i minusów
-
-Pełna lista zmian: https://github.com/wulkanowy/wulkanowy/releases/tag/0.6.0

app/src/main/play/release-notes/pl-PL/default.txt

@@ -0,0 +1,7 @@
+Wersja 0.6.6
+
+- poprawiono problemy ze stabilnością w widoku ocen i wiadomości
+- naprawiono wyświetlanie powiadomień po ich ponownym włączeniu po długim czasie
+- ograniczono ilość zbędnych informacji na widżecie planu lekcji
+
+Pełna lista zmian: https://github.com/wulkanowy/wulkanowy/releases/tag/0.6.6

app/src/main/res/drawable/ic_menu_grade_semester_24dp.xml

@@ -1,9 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
     android:width="24dp"
     android:height="24dp"
-    android:viewportHeight="24.0"
+    android:viewportWidth="24.0"
-    android:viewportWidth="24.0">
+    android:viewportHeight="24.0">
     <path
         android:fillColor="#FFFFFFFF"
-        android:pathData="M10,18h4v-2h-4v2zM3,6v2h18L21,6L3,6zM6,13h12v-2L6,11v2z" />
+        android:pathData="M21,17V8H7V17H21M21,3A2,2 0,0 1,23 5V17A2,2 0,0 1,21 19H7C5.89,19 5,18.1 5,17V5A2,2 0,0 1,7 3H8V1H10V3H18V1H20V3H21M3,21H17V23H3C1.89,23 1,22.1 1,21V9H3V21M19,15H15V11H19V15Z" />
 </vector>

app/src/main/res/drawable/ic_menu_main_attendance_summary_24dp.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24.0" android:viewportWidth="24.0"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M19,3L5,3c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2L21,5c0,-1.1 -0.9,-2 -2,-2zM9,17L7,17v-7h2v7zM13,17h-2L11,7h2v10zM17,17h-2v-4h2v4z"/>
+</vector>

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

@@ -2,22 +2,40 @@
     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">
+    android:layout_height="match_parent"
+    tools:context=".ui.modules.attendance.summary.AttendanceSummaryFragment">
 
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:orientation="vertical">
 
-        <androidx.appcompat.widget.AppCompatSpinner
+        <LinearLayout
-            android:id="@+id/attendanceSummarySubjects"
+            android:id="@+id/attendanceSummarySubjectsContainer"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:visibility="invisible"
             android:background="?android:attr/windowBackground"
             android:elevation="5dp"
-            android:padding="15dp"
+            android:padding="5dp"
-            android:spinnerMode="dialog" />
+            android:visibility="invisible"
+            tools:listitem="@layout/item_attendance_summary"
+            tools:targetApi="lollipop"
+            tools:visibility="visible">
+
+            <androidx.appcompat.widget.AppCompatSpinner
+                android:id="@+id/attendanceSummarySubjects"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:ellipsize="middle"
+                android:entries="@array/endpoints_keys"
+                android:paddingStart="10dp"
+                android:paddingLeft="10dp"
+                android:paddingTop="10dp"
+                android:paddingEnd="30dp"
+                android:paddingRight="30dp"
+                android:paddingBottom="10dp"
+                android:spinnerMode="dialog" />
+        </LinearLayout>
 
         <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
             android:id="@+id/attendanceSummarySwipe"
@@ -27,7 +45,8 @@
             <androidx.recyclerview.widget.RecyclerView
                 android:id="@+id/attendanceSummaryRecycler"
                 android:layout_width="match_parent"
-                android:layout_height="match_parent" />
+                android:layout_height="match_parent"
+                tools:listitem="@layout/item_attendance_summary" />
         </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
     </LinearLayout>
 

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

@@ -69,7 +69,7 @@
                     android:layout_marginBottom="15dp"
                     android:hint="@string/login_nickname_hint">
 
-                    <com.google.android.material.textfield.TextInputEditText
+                    <androidx.appcompat.widget.AppCompatEditText
                         android:id="@+id/loginNicknameEdit"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
@@ -84,7 +84,7 @@
                     android:layout_marginBottom="15dp"
                     android:hint="@string/login_password_hint">
 
-                    <com.google.android.material.textfield.TextInputEditText
+                    <androidx.appcompat.widget.AppCompatEditText
                         android:id="@+id/loginPassEdit"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"

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

@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:background="?colorControlHighlight"
-    android:orientation="horizontal"
-    android:paddingLeft="20dp"
-    android:paddingTop="7dp"
-    android:paddingRight="20dp"
-    android:paddingBottom="7dp">
-
-    <TextView
-        android:id="@+id/gradeSummaryHeaderName"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_marginEnd="40dp"
-        android:layout_marginRight="40dp"
-        android:layout_weight="1"
-        android:text="@string/app_name"
-        android:textSize="17sp" />
-
-    <TextView
-        android:id="@+id/gradeSummaryHeaderAverage"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:gravity="end"
-        android:text="@string/app_name"
-        android:textSize="12sp" />
-
-</LinearLayout>

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

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:orientation="vertical">
@@ -21,16 +22,16 @@
             android:layout_marginEnd="40dp"
             android:layout_marginRight="40dp"
             android:layout_weight="1"
-            android:text="@string/app_name"
+            android:textSize="17sp"
-            android:textSize="17sp" />
+            tools:text="January" />
 
         <TextView
             android:id="@+id/attendanceSummaryPercentage"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="75%" />
     </LinearLayout>
 
     <LinearLayout
@@ -60,8 +61,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="50" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -91,8 +92,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="0" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -122,8 +123,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="25" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -153,8 +154,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="0" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -184,8 +185,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="6" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -215,8 +216,8 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="0" />
     </LinearLayout>
 
     <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
@@ -246,7 +247,7 @@
             android:layout_marginEnd="25dp"
             android:layout_marginRight="25dp"
             android:gravity="end"
-            android:text="@string/app_name"
+            android:textSize="12sp"
-            android:textSize="12sp" />
+            tools:text="0" />
     </LinearLayout>
 </LinearLayout>

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

@@ -10,5 +10,6 @@
     android:paddingRight="16dp"
     android:textAlignment="textStart"
     android:paddingBottom="12dp"
+    android:ellipsize="end"
     android:text="@string/app_name"
     android:textSize="16sp" />

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

@@ -1,31 +1,98 @@
+<?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:background="@drawable/ic_all_divider"
+    android:orientation="vertical">
-    android:minHeight="35dp"
-    android:orientation="horizontal">
 
-    <TextView
+    <LinearLayout
-        android:id="@+id/gradeSummaryItemTitle"
+        android:layout_width="match_parent"
-        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical"
+        android:background="?colorControlHighlight"
-        android:layout_marginStart="20dp"
+        android:orientation="horizontal"
-        android:layout_marginLeft="20dp"
+        android:paddingLeft="20dp"
-        android:layout_weight="1"
+        android:paddingTop="7dp"
-        android:text="@string/grade_summary_predicted_grade"
+        android:paddingRight="20dp"
-        android:textSize="14sp" />
+        android:paddingBottom="7dp">
 
-    <TextView
+        <TextView
-        android:id="@+id/gradeSummaryItemGrade"
+            android:id="@+id/gradeSummaryItemTitle"
-        android:layout_width="wrap_content"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="40dp"
+            android:layout_marginRight="40dp"
+            android:layout_weight="1"
+            android:textSize="17sp"
+            tools:text="@tools:sample/lorem" />
+
+        <TextView
+            android:id="@+id/gradeSummaryItemAverage"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="end"
+            android:textSize="12sp"
+            tools:text="@string/aboutlibrary_lib_version" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical"
+        android:background="@drawable/ic_all_divider"
-        android:layout_marginStart="10dp"
+        android:minHeight="35dp"
-        android:layout_marginLeft="10dp"
+        android:orientation="horizontal">
-        android:layout_marginEnd="25dp"
+
-        android:layout_marginRight="25dp"
+        <TextView
-        android:gravity="end"
+            android:layout_width="0dp"
-        android:text="@string/app_name"
+            android:layout_height="wrap_content"
-        android:textSize="12sp" />
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="20dp"
+            android:layout_marginLeft="20dp"
+            android:layout_weight="1"
+            android:text="@string/grade_summary_predicted_grade"
+            android:textSize="14sp" />
+
+        <TextView
+            android:id="@+id/gradeSummaryItemPredicted"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="10dp"
+            android:layout_marginLeft="10dp"
+            android:layout_marginEnd="25dp"
+            android:layout_marginRight="25dp"
+            android:gravity="end"
+            android:textSize="12sp"
+            tools:text="@string/aboutlibrary_lib_version" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@drawable/ic_all_divider"
+        android:minHeight="35dp"
+        android:orientation="horizontal">
+
+        <TextView
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="20dp"
+            android:layout_marginLeft="20dp"
+            android:layout_weight="1"
+            android:text="@string/grade_summary_final_average"
+            android:textSize="14sp" />
+
+        <TextView
+            android:id="@+id/gradeSummaryItemFinal"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:layout_marginStart="10dp"
+            android:layout_marginLeft="10dp"
+            android:layout_marginEnd="25dp"
+            android:layout_marginRight="25dp"
+            android:gravity="end"
+            android:textSize="12sp"
+            tools:text="@string/aboutlibrary_lib_version" />
+    </LinearLayout>
 </LinearLayout>