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Replace Shared Preferences with Data Store

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This commit is contained in:
Kirill Kamakin
2022-04-03 19:55:31 +05:00
parent fd9f7e5aa1
commit b3e25db4df
17 changed files with 244 additions and 144 deletions
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36
app/src/main/java/gq/kirmanak/mealient/extensions/SharedPrefExtensions.kt
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@@ -1,36 +0,0 @@
package gq.kirmanak.mealient.extensions
import android.content.SharedPreferences
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.channels.awaitClose
import kotlinx.coroutines.channels.onClosed
import kotlinx.coroutines.channels.onFailure
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.callbackFlow
import kotlinx.coroutines.withContext
import timber.log.Timber
suspend fun SharedPreferences.getStringOrNull(key: String) =
withContext(Dispatchers.IO) { getString(key, null) }
suspend fun SharedPreferences.getBooleanOrFalse(key: String) =
withContext(Dispatchers.IO) { getBoolean(key, false) }
@OptIn(ExperimentalCoroutinesApi::class)
fun SharedPreferences.changesFlow(): Flow<Pair<SharedPreferences, String?>> = callbackFlow {
val listener = SharedPreferences.OnSharedPreferenceChangeListener { prefs, key ->
Timber.v("watchChanges: listener called with key $key")
trySend(prefs to key)
.onFailure { Timber.e(it, "watchChanges: can't send preference change, key $key") }
.onClosed { Timber.e(it, "watchChanges: flow has been closed") }
}
Timber.v("watchChanges: registering listener")
registerOnSharedPreferenceChangeListener(listener)
send(this@changesFlow to null)
awaitClose {
Timber.v("watchChanges: flow has been closed")
unregisterOnSharedPreferenceChangeListener(listener)
}
}