Add loading screen

anrouxel · Feb 28, 2024 · c1da3b0 · c1da3b0
1 parent e642796
commit c1da3b0
Showing 1 changed file with 14 additions and 4 deletions.
diff --git a/app/src/main/java/fr/medicapp/medicapp/ui/navigation/UserNavGraph.kt b/app/src/main/java/fr/medicapp/medicapp/ui/navigation/UserNavGraph.kt
@@ -1,6 +1,7 @@
 package fr.medicapp.medicapp.ui.navigation
 
 import android.content.Context
+import android.content.SharedPreferences
 import android.os.Build
 import android.util.Log
 import androidx.annotation.RequiresApi
@@ -14,6 +15,9 @@ import fr.medicapp.medicapp.ui.components.screen.Loading
 import fr.medicapp.medicapp.ui.screen.user.UserEditAllergy
 import fr.medicapp.medicapp.ui.screen.user.UserEditGeneralInformation
 import fr.medicapp.medicapp.viewModel.SharedUserEditViewModel
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.callbackFlow
+import java.util.concurrent.Flow
 
 /**
  * Cette fonction construit le graphe de navigation pour l'écran utilisateur.
@@ -68,10 +72,16 @@ fun NavGraphBuilder.userNavGraph(
             LaunchedEffect(Unit) {
                 val sharedPreferences =
                     context.getSharedPreferences("medicapp", Context.MODE_PRIVATE)
-                snapshotFlow {
-                    sharedPreferences.getBoolean("isDataDownloaded", false)
-                }.collect {
-                    if (it) {
+                callbackFlow {
+                    val listener = SharedPreferences.OnSharedPreferenceChangeListener { _, key ->
+                        if (key == "isDataDownloaded") {
+                            this.trySend(sharedPreferences.getBoolean(key, false)).isSuccess
+                        }
+                    }
+                    sharedPreferences.registerOnSharedPreferenceChangeListener(listener)
+                    awaitClose { sharedPreferences.unregisterOnSharedPreferenceChangeListener(listener) }
+                }.collect { isDataDownloaded ->
+                    if (isDataDownloaded) {
                         Log.d("Guegueintervention", "ça change !!!!!!!")
                         navController.navigate(Graph.HOME) {
                             popUpTo(Graph.HOME) {