mise en place du squelette de l'application

ajout squelette application

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 ->
-                    Greeting(
-                        name = "Android",
-                        modifier = Modifier.padding(innerPadding)
-                    )
+                Scaffold( modifier = Modifier.fillMaxSize() ) { paddingValues ->
+                    Box(
+                        modifier = Modifier
+                            .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
+    }
+
+}