Replace AccountManager with EncryptedSharedPreferences

app/src/main/java/gq/kirmanak/mealient/extensions/FragmentExtensions.kt

@@ -4,6 +4,7 @@ import androidx.activity.OnBackPressedDispatcher
 import androidx.activity.addCallback
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.flow.Flow
@@ -33,4 +34,8 @@ fun OnBackPressedDispatcher.backPressedFlow(): Flow<Unit> = callbackFlow {
 inline fun <T> Fragment.collectWithViewLifecycle(
     flow: Flow<T>,
     crossinline collector: suspend (T) -> Unit,
-) = viewLifecycleOwner.lifecycleScope.launch { flow.collect(collector) }
+) = launchWithViewLifecycle { flow.collect(collector) }
+
+fun Fragment.launchWithViewLifecycle(
+    block: suspend CoroutineScope.() -> Unit,
+) = viewLifecycleOwner.lifecycleScope.launch(block = block)

app/src/main/java/gq/kirmanak/mealient/extensions/ViewExtensions.kt

@@ -1,6 +1,7 @@
 package gq.kirmanak.mealient.extensions
 
 import android.app.Activity
+import android.content.SharedPreferences
 import android.os.Build
 import android.view.View
 import android.view.WindowInsets
@@ -106,4 +107,17 @@ fun EditText.checkIfInputIsEmpty(
 suspend fun EditText.waitUntilNotEmpty() {
     textChangesFlow().filterNotNull().first { it.isNotEmpty() }
     Timber.v("waitUntilNotEmpty() returned")
+}
+
+@OptIn(ExperimentalCoroutinesApi::class)
+fun <T> SharedPreferences.prefsChangeFlow(
+    valueReader: SharedPreferences.() -> T,
+): Flow<T> = callbackFlow {
+    val listener = SharedPreferences.OnSharedPreferenceChangeListener { prefs, _ ->
+        val value = prefs.valueReader()
+        trySend(value).logErrors("prefsChangeFlow")
+    }
+    trySend(valueReader())
+    registerOnSharedPreferenceChangeListener(listener)
+    awaitClose { unregisterOnSharedPreferenceChangeListener(listener) }
 }