app/build.gradle.kts

@@ -7,6 +7,9 @@ plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.hilt)
+    alias(libs.plugins.kotlin.serialization)
+
 }
 
 // Keystore
@@ -88,6 +91,7 @@ dependencies {
     implementation(libs.hilt.android)
     ksp(libs.hilt.compiler)
     implementation(libs.hilt.navigation.compose)
+    implementation(libs.matomo)
 
     // Compose
     implementation(platform(libs.compose.bom))
@@ -96,9 +100,16 @@ dependencies {
     // Timber
     implementation(libs.timber)
 
+    // Compose Navigation
+    implementation(libs.androidx.navigation.compose)
+
     // Tests
     testImplementation(libs.test.junit)
     androidTestImplementation(libs.test.junit)
     androidTestImplementation(libs.test.espresso)
     androidTestImplementation(libs.test.androidx.junit)
+
+    // Kotlin serialization
+    implementation(libs.kotlin.serialization)
+
 }

app/src/main/AndroidManifest.xml

@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools" >
 
     <application
+        android:name=".DemoApplication"
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"

app/src/main/java/fr/openium/consentium/DemoApplication.kt

@@ -0,0 +1,13 @@
+package fr.openium.consentium
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class DemoApplication : Application() {
+
+    override fun onCreate() {
+        super.onCreate()
+    }
+
+}

app/src/main/java/fr/openium/consentium/MainActivity.kt

@@ -1,9 +1,11 @@
 package fr.openium.consentium
 
+import DemoNavGraph
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Scaffold
@@ -11,19 +13,28 @@ import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.navigation.compose.rememberNavController
+import dagger.hilt.android.AndroidEntryPoint
 import fr.openium.consentium.ui.theme.ConsentiumTheme
 
+@AndroidEntryPoint
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
         setContent {
+
+            val navHostController = rememberNavController()
+
             ConsentiumTheme {
-                Scaffold( modifier = Modifier.fillMaxSize() ) { innerPadding ->
+                Scaffold( modifier = Modifier.fillMaxSize() ) { paddingValues ->
-                    Greeting(
+                    Box(
-                        name = "Android",
+                        modifier = Modifier
-                        modifier = Modifier.padding(innerPadding)
+                            .fillMaxSize()
-                    )
+                            .padding(paddingValues)
+                    ) {
+                        DemoNavGraph(navHostController = navHostController)
+                    }
                 }
             }
         }

app/src/main/java/fr/openium/consentium/ui/navigation/DemoNavGraph.kt

@@ -0,0 +1,48 @@
+
+import androidx.compose.animation.core.tween
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.runtime.Composable
+import androidx.navigation.NavGraph.Companion.findStartDestination
+import androidx.navigation.NavHostController
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.navigation
+import fr.openium.consentium.ui.screens.main.MainScreen
+import fr.openium.consentium.ui.screens.splash.SplashScreen
+
+private const val NAV_ANIMATION_TIME = 100
+
+@Composable
+fun DemoNavGraph(navHostController: NavHostController) {
+
+    NavHost(
+        navController = navHostController,
+        startDestination = Destination.Splash,
+        enterTransition = {
+            fadeIn(animationSpec = tween(NAV_ANIMATION_TIME))
+        },
+        exitTransition = {
+            fadeOut(animationSpec = tween(NAV_ANIMATION_TIME))
+        },
+    ) {
+
+        composable<Destination.Splash> {
+            SplashScreen(
+                navigateToMain = { ->
+                    navHostController.navigate(Destination.Main) {
+                            popUpTo(navHostController.graph.findStartDestination().id) {
+                                saveState = true
+                            }
+                            launchSingleTop = true
+                            restoreState = true
+                    }
+                })
+        }
+
+        composable<Destination.Main> {
+            MainScreen()
+        }
+
+    }
+}

app/src/main/java/fr/openium/consentium/ui/navigation/Destination.kt

@@ -0,0 +1,13 @@
+
+import kotlinx.serialization.Serializable
+
+
+sealed interface Destination {
+
+    @Serializable
+    data object Splash : Destination
+
+    @Serializable
+    data object Main : Destination
+
+}

app/src/main/java/fr/openium/consentium/ui/screens/main/MainScreen.kt

@@ -0,0 +1,14 @@
+package fr.openium.consentium.ui.screens.main
+
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.hilt.navigation.compose.hiltViewModel
+
+@Composable
+fun MainScreen(
+    viewModel:  MainScreenViewModel = hiltViewModel()
+) {
+
+    Text("Main")
+
+}

app/src/main/java/fr/openium/consentium/ui/screens/main/MainScreenViewModel.kt

@@ -0,0 +1,11 @@
+package fr.openium.consentium.ui.screens.main
+
+import androidx.lifecycle.ViewModel
+import dagger.hilt.android.lifecycle.HiltViewModel
+import javax.inject.Inject
+
+@HiltViewModel
+class MainScreenViewModel @Inject constructor(
+) : ViewModel() {
+
+}

app/src/main/java/fr/openium/consentium/ui/screens/splash/SplashScreen.kt

@@ -0,0 +1,50 @@
+package fr.openium.consentium.ui.screens.splash
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.size
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.hilt.navigation.compose.hiltViewModel
+
+@Composable
+fun SplashScreen(
+    viewModel: SplashScreenViewModel = hiltViewModel(),
+    navigateToMain: () -> Unit,
+) {
+
+    val state by viewModel.state.collectAsState()
+
+    Text("Splash")
+
+    LaunchedEffect(Unit) {
+        viewModel.initMain()
+    }
+
+    when (val _state = state) {
+
+        is SplashScreenViewModel.State.Loading -> Box(
+            modifier = Modifier.fillMaxSize()
+        ) {
+            CircularProgressIndicator(
+                modifier = Modifier
+                    .size(200.dp)
+                    .align(Alignment.Center)
+            )
+            //tracking matomo
+        }
+
+        is SplashScreenViewModel.State.Loaded -> {
+            navigateToMain()
+        }
+
+    }
+
+}

app/src/main/java/fr/openium/consentium/ui/screens/splash/SplashScreenViewModel.kt

@@ -0,0 +1,39 @@
+package fr.openium.consentium.ui.screens.splash
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@HiltViewModel
+class SplashScreenViewModel @Inject constructor(
+) : ViewModel() {
+
+    private val _state = MutableStateFlow<State>(State.Loading)
+    val state: StateFlow<State> = _state
+
+    fun initMain() {
+        val delay = viewModelScope.launch {
+            delay(1500L)
+        }
+        viewModelScope.launch {
+            _state.value = State.Loading
+            try {
+                delay.join()
+                _state.value = State.Loaded
+            } catch (e: Exception) {
+                e.printStackTrace()
+            }
+        }
+    }
+
+    sealed interface State {
+        data object Loading : State
+        data object Loaded : State
+    }
+
+}

build.gradle.kts

@@ -17,4 +17,10 @@ plugins {
 
     //Hilt
     alias(libs.plugins.hilt) apply false
+
+
+    //Kotlin serialization
+    alias(libs.plugins.kotlin.serialization) apply false
+
+
 }

gradle/libs.versions.toml

@@ -40,6 +40,16 @@ kotlin = "2.0.0"
 ksp = "2.0.0-1.0.23"
 junitVersion = "1.2.1"
 
+# Matomo
+matomo = "4.3"
+
+# Serialization
+serialization = "1.7.1"
+
+navigationCompose = "2.8.2"
+
+
+
 [libraries]
 
 # AndroidX
@@ -70,6 +80,17 @@ compose-material3 = { group = "androidx.compose.material3", name = "material3" }
 # Material
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }
 
+# Matomo
+matomo = { module = "com.github.matomo-org:matomo-sdk-android", version.ref = "matomo" }
+
+# Kotlin serizalization
+kotlin-serialization = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "serialization" }
+
+# Compose navigation
+androidx-navigation-common-ktx = { group = "androidx.navigation", name = "navigation-common-ktx", version.ref = "navigationCompose" }
+androidx-navigation-runtime-ktx = { group = "androidx.navigation", name = "navigation-runtime-ktx", version.ref = "navigationCompose" }
+androidx-navigation-compose = { group = "androidx.navigation", name = "navigation-compose", version.ref = "navigationCompose" }
+
 # Preferences DataStore
 preferencesDataStore = { group = "androidx.datastore", name = "datastore-preferences", version.ref = "preferencesDataStore" }
 
@@ -86,6 +107,9 @@ kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "ko
 ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
 android-library = { id = "com.android.library", version.ref = "agp" }
 hilt = { id = "com.google.dagger.hilt.android", version.ref = "hilt" }
+kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
+
+
 
 [bundles]
 androidx = ["androidx-core-ktx", "androidx-activity-compose"]

settings.gradle.kts

@@ -16,6 +16,8 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
+        maven { url = uri("https://jitpack.io/") }
+
     }
 }