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/*
* Copyright © 2020 WireGuard LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
package com.wireguard.android.preference
import androidx.datastore.core.DataStore
import androidx.datastore.preferences.core.Preferences
import androidx.datastore.preferences.core.booleanPreferencesKey
import androidx.datastore.preferences.core.edit
import androidx.datastore.preferences.core.floatPreferencesKey
import androidx.datastore.preferences.core.intPreferencesKey
import androidx.datastore.preferences.core.longPreferencesKey
import androidx.datastore.preferences.core.stringPreferencesKey
import androidx.datastore.preferences.core.stringSetPreferencesKey
import androidx.preference.PreferenceDataStore
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.flow.first
import kotlinx.coroutines.flow.map
import kotlinx.coroutines.launch
import kotlinx.coroutines.runBlocking
class PreferencesPreferenceDataStore(private val coroutineScope: CoroutineScope, private val dataStore: DataStore<Preferences>) : PreferenceDataStore() {
override fun putString(key: String?, value: String?) {
if (key == null) return
val pk = stringPreferencesKey(key)
coroutineScope.launch {
dataStore.edit {
if (value == null) it.remove(pk)
else it[pk] = value
}
}
}
override fun putStringSet(key: String?, values: Set<String?>?) {
if (key == null) return
val pk = stringSetPreferencesKey(key)
val filteredValues = values?.filterNotNull()?.toSet()
coroutineScope.launch {
dataStore.edit {
if (filteredValues == null || filteredValues.isEmpty()) it.remove(pk)
else it[pk] = filteredValues
}
}
}
override fun putInt(key: String?, value: Int) {
if (key == null) return
val pk = intPreferencesKey(key)
coroutineScope.launch {
dataStore.edit {
it[pk] = value
}
}
}
override fun putLong(key: String?, value: Long) {
if (key == null) return
val pk = longPreferencesKey(key)
coroutineScope.launch {
dataStore.edit {
it[pk] = value
}
}
}
override fun putFloat(key: String?, value: Float) {
if (key == null) return
val pk = floatPreferencesKey(key)
coroutineScope.launch {
dataStore.edit {
it[pk] = value
}
}
}
override fun putBoolean(key: String?, value: Boolean) {
if (key == null) return
val pk = booleanPreferencesKey(key)
coroutineScope.launch {
dataStore.edit {
it[pk] = value
}
}
}
override fun getString(key: String?, defValue: String?): String? {
if (key == null) return defValue
val pk = stringPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValue }.first()
}
}
override fun getStringSet(key: String?, defValues: Set<String?>?): Set<String?>? {
if (key == null) return defValues
val pk = stringSetPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValues }.first()
}
}
override fun getInt(key: String?, defValue: Int): Int {
if (key == null) return defValue
val pk = intPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValue }.first()
}
}
override fun getLong(key: String?, defValue: Long): Long {
if (key == null) return defValue
val pk = longPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValue }.first()
}
}
override fun getFloat(key: String?, defValue: Float): Float {
if (key == null) return defValue
val pk = floatPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValue }.first()
}
}
override fun getBoolean(key: String?, defValue: Boolean): Boolean {
if (key == null) return defValue
val pk = booleanPreferencesKey(key)
return runBlocking {
dataStore.data.map { it[pk] ?: defValue }.first()
}
}
}
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