feat : ajout MultiPageViewModel utilisable

Android/app/build.gradle.kts

@@ -68,7 +68,6 @@ dependencies {
     debugImplementation("androidx.compose.ui:ui-tooling")
     debugImplementation("androidx.compose.ui:ui-test-manifest")
 
-
     implementation("com.squareup.okhttp3:okhttp:4.10.0")
     implementation("com.google.code.gson:gson:2.10.1")
     implementation("org.mindrot:jbcrypt:0.4")

Android/app/src/main/java/com/example/mathseduc/ui/activity_multi.kt

@@ -32,6 +32,7 @@ import androidx.compose.material3.TopAppBar
 import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -51,6 +52,7 @@ import androidx.compose.ui.unit.sp
 import androidx.core.view.WindowCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.WindowInsetsControllerCompat
+import androidx.lifecycle.ViewModelProvider
 import com.example.mathseduc.CreateLobbyActivity
 import com.example.mathseduc.MainActivity
 import com.example.mathseduc.MultiActivity
@@ -60,6 +62,7 @@ import com.example.mathseduc.controllers.ControllerLobby
 import com.example.mathseduc.controllers.ControllerUtiliser
 import com.example.mathseduc.models.Lobby
 import com.example.mathseduc.ui.theme.Colors
+import com.example.mathseduc.viewModel.MultiPageViewModel
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
@@ -70,8 +73,10 @@ import okhttp3.MultipartBody
 @Composable
 fun MultiPage(activity: MultiActivity) {
     val context = LocalContext.current
-    var selectedItem by rememberSaveable { mutableStateOf<Lobby?>(null) }
-    var lobbyList by remember { mutableStateOf<List<Lobby>>(emptyList()) }
+    val viewModel = ViewModelProvider(activity).get(MultiPageViewModel::class.java)
+    val lobbyList by viewModel.lobbyList.collectAsState(initial = emptyList())
+
+    var selectedItem : Lobby? = null
     val scope = rememberCoroutineScope()
 
     val isPortrait = LocalConfiguration.current.orientation == Configuration.ORIENTATION_PORTRAIT
@@ -90,11 +95,7 @@ fun MultiPage(activity: MultiActivity) {
 
     // Fonction pour actualiser la liste des lobbies
     suspend fun refreshLobbyList() {
-        val refreshedLobbyList = withContext(Dispatchers.IO) {
-            ControllerLobby.getLobbies() ?: emptyList()
-        }
-        lobbyList = refreshedLobbyList
-        Log.e("MainActivity", "Refreshed Lobby List")
+        viewModel.updateLobbyList()
     }
 
     DisposableEffect(Unit) {
@@ -177,7 +178,7 @@ fun MultiPage(activity: MultiActivity) {
                     LobbyItem(lobby, selectedItem == lobby) {
                         selectedItem = it
 
-                        if (ControllerLobby.getNbPlayerInLobby(selectedItem!!.id) < selectedItem!!.nbplayers) {
+                        if (viewModel.getNbPlayerInLobby(selectedItem!!) < selectedItem!!.nbplayers) {
                             // Créer un Utiliser si le lobby n'est pas plein
 
                             scope.launch {

Android/app/src/main/java/com/example/mathseduc/viewModel/MultiPageViewModel.kt

@@ -0,0 +1,37 @@
+package com.example.mathseduc.viewModel
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import com.example.mathseduc.controllers.ControllerLobby
+import com.example.mathseduc.controllers.ControllerPlayer
+import com.example.mathseduc.models.Lobby
+import com.example.mathseduc.models.Player
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.update
+class MultiPageViewModel : ViewModel() {
+
+    private var lobbyListState = MutableStateFlow<List<Lobby>>(emptyList())
+    val lobbyList : StateFlow<List<Lobby>> = lobbyListState
+
+    /*
+    var isCreator by rememberSaveable { mutableStateOf(false) }
+    var playerListInfos: List<Player> by rememberSaveable { mutableStateOf(emptyList()) }
+    var playerList by rememberSaveable { mutableStateOf(ControllerPlayer.getPlayersIdFromLobbyId(lobbyId.toString()) ?: emptyList()) }
+    var refreshState by rememberSaveable { mutableStateOf(true) }
+     */
+
+
+    fun updateLobbyList() {
+        this.lobbyListState.update {
+            ControllerLobby.getLobbies() ?: emptyList()
+        }
+    }
+
+    fun getNbPlayerInLobby(selectedItem : Lobby) : Int {
+        return ControllerLobby.getNbPlayerInLobby(selectedItem!!.id)
+    }
+}

Android/app/src/main/java/com/example/mathseduc/viewModel/ServerDetailsViewModel.kt

@@ -0,0 +1,23 @@
+package com.example.mathseduc.viewModel
+
+import androidx.lifecycle.ViewModel
+import com.example.mathseduc.controllers.ControllerLobby
+import com.example.mathseduc.models.Lobby
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.update
+class ServerDetailsViewModel : ViewModel() {
+
+    private var lobbyListState = MutableStateFlow<List<Lobby>>(emptyList())
+    val lobbyList : StateFlow<List<Lobby>> = lobbyListState
+
+    fun updateLobbyList() {
+        this.lobbyListState.update {
+            ControllerLobby.getLobbies() ?: emptyList()
+        }
+    }
+
+    fun getNbPlayerInLobby(selectedItem : Lobby) : Int {
+        return ControllerLobby.getNbPlayerInLobby(selectedItem!!.id)
+    }
+}