🚀 added splash screen as the home in navigation graph.

app/src/main/java/com/matrix/studyjournal/HostActivity.kt

@@ -14,7 +14,9 @@ import dagger.hilt.android.AndroidEntryPoint
 @AndroidEntryPoint
 class HostActivity : AppCompatActivity(R.layout.activity_host) {
 
+
     override fun onCreate(savedInstanceState: Bundle?) {
+//        setTheme(R.style.Theme_StudyJournal)
         setupFragmentFactory()
         super.onCreate(savedInstanceState)
         setSupportActionBar(findViewById(R.id.toolbar))
@@ -24,7 +26,7 @@ class HostActivity : AppCompatActivity(R.layout.activity_host) {
     private fun setupNavController() {
         findViewById<Toolbar>(R.id.toolbar).setupWithNavController(
             findNavController(),
-            AppBarConfiguration.Builder(R.id.mainFragment, R.id.timerFragment).build()
+            AppBarConfiguration.Builder(R.id.splashFragment, R.id.mainFragment, R.id.timerFragment).build()
         )
     }
 

app/src/main/java/com/matrix/studyjournal/di/InjectFactoryModule.kt

@@ -10,6 +10,7 @@ import com.matrix.studyNote.ui.details.DetailsFragment
 import com.matrix.studyNote.ui.note.NoteFragment
 import com.matrix.studyNote.ui.sessionDialog.SessionDialogFragment
 import com.matrix.core.di.FragmentKey
+import com.matrix.main.ui.splashscreen.SplashFragment
 import dagger.Binds
 import dagger.Module
 import dagger.hilt.InstallIn
@@ -20,6 +21,11 @@ import dagger.multibindings.IntoMap
 @InstallIn(SingletonComponent::class)
 interface InjectFactoryModule {
 
+    @Binds
+    @IntoMap
+    @FragmentKey(SplashFragment::class)
+    fun bindSplashFragment(fragment: SplashFragment): Fragment
+
     @Binds
     @IntoMap
     @FragmentKey(MainFragment::class)

app/src/main/java/com/matrix/studyjournal/navigation/AppDirections.kt

@@ -1,9 +1,11 @@
 
 package com.matrix.studyjournal.navigation
 
+import androidx.navigation.NavDirections
 import com.matrix.core.utils.navigation.GlobalDirections
 import com.matrix.core.utils.navigation.models.Properties
 import com.matrix.main.ui.MainFragmentDirections
+import com.matrix.main.ui.splashscreen.SplashFragmentDirections
 import com.matrix.timer.ui.TimerFragmentDirections
 import com.matrix.studyNote.ui.sessionDialog.SessionDialogFragmentDirections
 import javax.inject.Inject
@@ -12,6 +14,10 @@ import javax.inject.Inject
  * Default implementation of [GlobalDirections] interface.
  */
 class AppDirections @Inject constructor() : GlobalDirections {
+
+    override fun fromSplashToMain() =
+        SplashFragmentDirections.actionSplashFragmentToMainFragment()
+
     override fun fromSessionDialogToTimer(properties: Properties) =
         SessionDialogFragmentDirections.actionSessionFragmentToTimerFragment(properties)
 

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

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:drawable="@color/blue_500"/>
+
+    <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/ic_launcher"/>
+    </item>
+
+</layer-list>

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

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

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

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

app/src/main/res/navigation/app_graph.xml

@@ -4,7 +4,7 @@
 <navigation xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/app_graph"
-    app:startDestination="@id/mainFragment">
+    app:startDestination="@id/splashFragment">
     <fragment
         android:id="@+id/mainFragment"
         android:name="com.matrix.main.ui.MainFragment"
@@ -15,11 +15,26 @@
             app:enterAnim="@anim/from_left"
             app:exitAnim="@anim/to_right"
             app:popEnterAnim="@anim/from_right"
-            app:popExitAnim="@anim/to_left">
+            app:popExitAnim="@anim/to_left"
+            >
             <argument
                 android:name="properties"
                 app:argType="com.matrix.core.utils.navigation.models.Properties" />
         </action>
     </fragment>
     <include app:graph="@navigation/study_note_graph" />
+    <fragment
+        android:id="@+id/splashFragment"
+        android:name="com.matrix.main.ui.splashscreen.SplashFragment"
+        android:label="SplashFragment">
+
+        <action
+            android:id="@+id/action_splashFragment_to_mainFragment"
+            app:destination="@id/mainFragment"
+            app:popUpTo="@id/splashFragment"
+            app:popUpToInclusive="true"
+            app:exitAnim="@anim/nav_default_exit_anim"
+            >
+        </action>
+    </fragment>
 </navigation>

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

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#6D68FD</color>
+</resources>

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

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="SplashTheme" parent="Theme.AppCompat.NoActionBar">
+        <item name="android:windowBackground">@drawable/ic_splash_background</item>
+    </style>
+</resources>

build.gradle.kts

@@ -34,4 +34,9 @@ tasks.withType<io.gitlab.arturbosch.detekt.Detekt>().configureEach {
 
 tasks.register("clean", Delete::class) {
     delete(rootProject.buildDir)
-}
+}
+buildscript {
+    dependencies {
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.20")
+    }
+}

common/core/src/main/java/com/matrix/core/utils/navigation/GlobalDirections.kt

@@ -8,6 +8,7 @@ import com.matrix.core.utils.navigation.models.Properties
  * Interface to perform intermodular navigation.
  */
 interface GlobalDirections {
+    fun fromSplashToMain(): NavDirections
     fun fromSessionDialogToTimer(properties: Properties): NavDirections
     fun fromMainToStudyNote(properties: Properties): NavDirections
     fun fromTimerToStudyNote(properties: Properties): NavDirections

docs/ic_launcher/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="@mipmap/ic_launcher_adaptive_back"/>
+  <foreground android:drawable="@mipmap/ic_launcher_adaptive_fore"/>
+</adaptive-icon>

features/main/build.gradle.kts

@@ -6,6 +6,7 @@ plugins {
     `android-library-convention`
     kotlin("kapt")
     id("dagger.hilt.android.plugin")
+    id("kotlin-android")
 }
 
 configuration(
@@ -39,6 +40,7 @@ dependencies {
 
     implementation(project(":common:core"))
     implementation(project(":common:core-ui"))
+    implementation("androidx.legacy:legacy-support-v4:1.0.0")
 
     testImplementation(Libraries.jUnit)
     androidTestImplementation(Libraries.androidXJunit)

features/main/src/main/java/com/matrix/main/domain/AddNewWorkoutNoteUseCase.kt → features/main/src/main/java/com/matrix/main/domain/AddNewStudyNoteUseCase.kt

@@ -8,9 +8,9 @@ import java.util.Date
 import javax.inject.Inject
 
 /**
- * Adds a new workout note to the database.
+ * Adds a new study note to the database.
  */
-class AddNewWorkoutNoteUseCase @Inject constructor(
+class AddNewStudyNoteUseCase @Inject constructor(
     private val repository: CrudRepository
 ) {
     suspend operator fun invoke() =

features/main/src/main/java/com/matrix/main/domain/DeleteWorkoutNoteUseCase.kt → features/main/src/main/java/com/matrix/main/domain/DeleteStudyNoteUseCase.kt

@@ -6,9 +6,9 @@ import com.matrix.core.domain.models.StudyNote
 import javax.inject.Inject
 
 /**
- * Deletes a workout note from the database.
+ * Deletes a study note from the database.
  */
-class DeleteWorkoutNoteUseCase @Inject constructor(
+class DeleteStudyNoteUseCase @Inject constructor(
     private val repository: CrudRepository
 ) {
     suspend operator fun invoke(studyNote: StudyNote) =

features/main/src/main/java/com/matrix/main/domain/FetchWorkoutNotesUseCase.kt → features/main/src/main/java/com/matrix/main/domain/FetchStudyNotesUseCase.kt

@@ -10,7 +10,7 @@ import javax.inject.Inject
 /**
  * Fetches study notes from the database.
  */
-class FetchWorkoutNotesUseCase @Inject constructor(
+class FetchStudyNotesUseCase @Inject constructor(
     private val repository: CrudRepository
 ) {
     operator fun invoke() = repository.fetchStudyNotes().map {

features/main/src/main/java/com/matrix/main/domain/RestoreWorkoutNoteUseCase.kt → features/main/src/main/java/com/matrix/main/domain/RestoreStudyNoteUseCase.kt

@@ -8,7 +8,7 @@ import javax.inject.Inject
 /**
  * Restores the last deleted workout note from the database.
  */
-class RestoreWorkoutNoteUseCase @Inject constructor(private val repository: CrudRepository) {
+class RestoreStudyNoteUseCase @Inject constructor(private val repository: CrudRepository) {
     suspend operator fun invoke(workoutNote: StudyNote) =
         repository.restoreStudyNote(workoutNote)
 }

features/main/src/main/java/com/matrix/main/ui/MainFragment.kt

@@ -5,6 +5,8 @@ import android.os.Bundle
 import android.view.View
 import androidx.appcompat.content.res.AppCompatResources
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentManager
+import androidx.fragment.app.FragmentTransaction
 import by.kirich1409.viewbindingdelegate.viewBinding
 import com.google.android.material.tabs.TabLayoutMediator
 import com.matrix.core.utils.navigation.GlobalDirections
@@ -14,8 +16,13 @@ import com.matrix.main.databinding.FragmentMainBinding
 import com.matrix.main.ui.history.HistoryFragment
 import com.matrix.main.ui.pager.ViewPagerAdapter
 import com.matrix.main.ui.settings.SettingsFragment
+import com.matrix.main.ui.splashscreen.SplashFragment
 import dagger.hilt.android.AndroidEntryPoint
 import javax.inject.Inject
+import androidx.appcompat.app.AppCompatActivity
+
+
+
 
 @AndroidEntryPoint
 class MainFragment @Inject constructor(
@@ -44,4 +51,9 @@ class MainFragment @Inject constructor(
             tab.icon = AppCompatResources.getDrawable(requireContext(), tabIcons[position])
         }.attach()
     }
+
+    override fun onResume() {
+        (activity as AppCompatActivity?)!!.supportActionBar!!.show()
+        super.onResume()
+    }
 }