From f06a2ed53164ec02feda0d18e675e6d31e5f2a42 Mon Sep 17 00:00:00 2001
From: liviaarumsari <13521094@mahasiswa.itb.ac.id>
Date: Fri, 5 Apr 2024 12:31:45 +0700
Subject: [PATCH] feat: add preference data store helper
---
.../abe/data/local/IPreferenceDataStore.kt | 12 +++++
.../local/PreferenceDataStoreConstants.kt | 8 +++
.../data/local/PreferenceDataStoreHelper.kt | 53 +++++++++++++++++++
3 files changed, 73 insertions(+)
create mode 100644 app/src/main/java/com/example/abe/data/local/IPreferenceDataStore.kt
create mode 100644 app/src/main/java/com/example/abe/data/local/PreferenceDataStoreConstants.kt
create mode 100644 app/src/main/java/com/example/abe/data/local/PreferenceDataStoreHelper.kt
diff --git a/app/src/main/java/com/example/abe/data/local/IPreferenceDataStore.kt b/app/src/main/java/com/example/abe/data/local/IPreferenceDataStore.kt
new file mode 100644
index 0000000..fdaef47
--- /dev/null
+++ b/app/src/main/java/com/example/abe/data/local/IPreferenceDataStore.kt
@@ -0,0 +1,12 @@
+package com.example.abe.data.local
+
+import androidx.datastore.preferences.core.Preferences
+import kotlinx.coroutines.flow.Flow
+
+interface IPreferenceDataStore {
+ suspend fun <T> getPreference(key: Preferences.Key<T>,defaultValue: T):Flow<T>
+ suspend fun <T> getFirstPreference(key: Preferences.Key<T>,defaultValue: T):T
+ suspend fun <T> putPreference(key: Preferences.Key<T>,value:T)
+ suspend fun <T> removePreference(key: Preferences.Key<T>)
+ suspend fun <T> clearAllPreference()
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreConstants.kt b/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreConstants.kt
new file mode 100644
index 0000000..576322b
--- /dev/null
+++ b/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreConstants.kt
@@ -0,0 +1,8 @@
+package com.example.abe.data.local
+
+import androidx.datastore.preferences.core.stringPreferencesKey
+
+object PreferenceDataStoreConstants {
+ val TOKEN = stringPreferencesKey("TOKEN")
+ val USER = stringPreferencesKey("USER")
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreHelper.kt b/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreHelper.kt
new file mode 100644
index 0000000..45416a3
--- /dev/null
+++ b/app/src/main/java/com/example/abe/data/local/PreferenceDataStoreHelper.kt
@@ -0,0 +1,53 @@
+package com.example.abe.data.local
+
+import android.content.Context
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.core.edit
+import androidx.datastore.preferences.core.emptyPreferences
+import androidx.datastore.preferences.preferencesDataStore
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.catch
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.map
+import java.io.IOException
+
+private val Context.dataStore by preferencesDataStore(
+ name = "PreferenceDataStore"
+)
+class PreferenceDataStoreHelper(context: Context):IPreferenceDataStore {
+
+ private val dataSource = context.dataStore
+
+ override suspend fun <T> getPreference(key: Preferences.Key<T>, defaultValue: T):
+ Flow<T> = dataSource.data.catch { exception ->
+ if (exception is IOException){
+ emit(emptyPreferences())
+ }else{
+ throw exception
+ }
+ }.map { preferences->
+ val result = preferences[key]?: defaultValue
+ result
+ }
+
+ override suspend fun <T> getFirstPreference(key: Preferences.Key<T>, defaultValue: T) :
+ T = dataSource.data.first()[key] ?: defaultValue
+
+ override suspend fun <T> putPreference(key: Preferences.Key<T>, value: T) {
+ dataSource.edit { preferences ->
+ preferences[key] = value
+ }
+ }
+
+ override suspend fun <T> removePreference(key: Preferences.Key<T>) {
+ dataSource.edit { preferences ->
+ preferences.remove(key)
+ }
+ }
+
+ override suspend fun <T> clearAllPreference() {
+ dataSource.edit { preferences ->
+ preferences.clear()
+ }
+ }
+}
\ No newline at end of file
--
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