Moves audiothumbnail loader to the viewModel scope

app/src/main/java/com/vitorpamplona/amethyst/ui/components/VideoView.kt

@@ -98,24 +98,23 @@ fun LoadThumbAndThenVideoView(
     onDialog: ((Boolean) -> Unit)? = null
 ) {
     var loadingFinished by remember { mutableStateOf<Pair<Boolean, Drawable?>>(Pair(false, null)) }
-
     val context = LocalContext.current
 
     LaunchedEffect(Unit) {
-        launch(Dispatchers.IO) {
-            try {
-                val request = ImageRequest.Builder(context).data(thumbUri).build()
-                val myCover = context.imageLoader.execute(request).drawable
-                if (myCover != null) {
-                    loadingFinished = Pair(true, myCover)
+        accountViewModel.loadThumb(
+            context,
+            thumbUri,
+            onReady = {
+                if (it != null) {
+                    loadingFinished = Pair(true, it)
                 } else {
                     loadingFinished = Pair(true, null)
                 }
-            } catch (e: Exception) {
-                Log.e("VideoView", "Fail to load cover $thumbUri", e)
+            },
+            onError = {
                 loadingFinished = Pair(true, null)
             }
-        }
+        )
     }
 
     if (loadingFinished.first) {

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -1,6 +1,7 @@
 package com.vitorpamplona.amethyst.ui.screen.loggedIn
 
 import android.content.Context
+import android.graphics.drawable.Drawable
 import android.util.Log
 import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.Stable
@@ -11,6 +12,8 @@ import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.distinctUntilChanged
 import androidx.lifecycle.map
 import androidx.lifecycle.viewModelScope
+import coil.imageLoader
+import coil.request.ImageRequest
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.AccountState
 import com.vitorpamplona.amethyst.model.AddressableNote
@@ -919,6 +922,24 @@ class AccountViewModel(val account: Account) : ViewModel(), Dao {
         collectorJob?.cancel()
         super.onCleared()
     }
+
+    fun loadThumb(
+        context: Context,
+        thumbUri: String,
+        onReady: (Drawable?) -> Unit,
+        onError: (String?) -> Unit
+    ) {
+        viewModelScope.launch(Dispatchers.IO) {
+            try {
+                val request = ImageRequest.Builder(context).data(thumbUri).build()
+                val myCover = context.imageLoader.execute(request).drawable
+                onReady(myCover)
+            } catch (e: Exception) {
+                Log.e("VideoView", "Fail to load cover $thumbUri", e)
+                onError(e.message)
+            }
+        }
+    }
 }
 
 class HasNotificationDot(bottomNavigationItems: ImmutableList<Route>, val account: Account) {