fix: Update selected patch count when SelectionState changes (#2896)

app/src/main/java/app/revanced/manager/ui/screen/SelectedAppInfoScreen.kt

@@ -25,6 +25,7 @@ import androidx.compose.material3.TextButton
 import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.material3.rememberTopAppBarState
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
@@ -76,12 +77,12 @@ fun SelectedAppInfoScreen(
     val bundles by vm.bundleInfoFlow.collectAsStateWithLifecycle(emptyList())
 
     val allowIncompatiblePatches by vm.prefs.disablePatchVersionCompatCheck.getAsState()
-    val patches = remember(bundles, allowIncompatiblePatches) {
-        vm.getPatches(bundles, allowIncompatiblePatches)
-    }
-    val selectedPatchCount = remember(patches) {
-        patches.values.sumOf { it.size }
+    val patches by remember {
+        derivedStateOf {
+            vm.getPatches(bundles, allowIncompatiblePatches)
+        }
     }
+    val selectedPatchCount = patches.values.sumOf { it.size }
 
     val launcher = rememberLauncherForActivityResult(
         contract = ActivityResultContracts.StartActivityForResult(),

app/src/main/java/app/revanced/manager/ui/viewmodel/SelectedAppInfoViewModel.kt

@@ -8,7 +8,6 @@ import android.os.Parcelable
 import android.util.Log
 import androidx.activity.result.ActivityResult
 import androidx.annotation.StringRes
-import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -129,8 +128,6 @@ class SelectedAppInfoViewModel(
     }
 
     var options: Options by savedStateHandle.saveable {
-        val state = mutableStateOf<Options>(emptyMap())
-
         viewModelScope.launch {
             if (!persistConfiguration) return@launch // TODO: save options for patched apps.
             val bundlePatches = bundleInfoFlow.first()
@@ -141,7 +138,7 @@ class SelectedAppInfoViewModel(
             }
         }
 
-        state
+        mutableStateOf(emptyMap())
     }
         private set
 
@@ -149,8 +146,6 @@ class SelectedAppInfoViewModel(
         if (input.patches != null)
             return@saveable mutableStateOf(SelectionState.Customized(input.patches))
 
-        val selection: MutableState<SelectionState> = mutableStateOf(SelectionState.Default)
-
         // Try to get the previous selection if customization is enabled.
         viewModelScope.launch {
             if (!prefs.disableSelectionWarning.get()) return@launch
@@ -160,7 +155,7 @@ class SelectedAppInfoViewModel(
             selectionState = SelectionState.Customized(previous)
         }
 
-        selection
+        mutableStateOf(SelectionState.Default)
     }
 
     var showSourceSelector by mutableStateOf(false)
@@ -311,7 +306,7 @@ class SelectedAppInfoViewModel(
         }
     }
 
-    enum class Error(@StringRes val resourceId: Int) {
+    enum class Error(@param:StringRes val resourceId: Int) {
         NoPlugins(R.string.downloader_no_plugins_available)
     }