LibreTube/app/src/main/java/com/github/libretube/preferences/PreferenceHelper.kt

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Kotlin
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package com.github.libretube.preferences
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import android.content.Context
import android.content.SharedPreferences
import androidx.preference.PreferenceManager
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import com.fasterxml.jackson.databind.ObjectMapper
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import com.github.libretube.obj.CustomInstance
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import com.github.libretube.obj.Streams
import com.github.libretube.obj.WatchHistoryItem
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import com.github.libretube.obj.WatchPosition
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object PreferenceHelper {
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private val TAG = "PreferenceHelper"
private lateinit var prefContext: Context
private lateinit var settings: SharedPreferences
private lateinit var editor: SharedPreferences.Editor
/**
* set the context that is being used to access the shared preferences
*/
fun setContext(context: Context) {
prefContext = context
settings = getDefaultSharedPreferences(prefContext)
editor = settings.edit()
}
fun setString(key: String?, value: String?) {
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editor.putString(key, value)
editor.apply()
}
fun setInt(key: String?, value: Int) {
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editor.putInt(key, value)
editor.apply()
}
fun setLong(key: String?, value: Long) {
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editor.putLong(key, value)
editor.apply()
}
fun setBoolean(key: String?, value: Boolean) {
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editor.putBoolean(key, value)
editor.apply()
}
fun getString(key: String?, defValue: String?): String? {
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return settings.getString(key, defValue)
}
fun getInt(key: String?, defValue: Int): Int {
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return settings.getInt(key, defValue)
}
fun getLong(key: String?, defValue: Long): Long {
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return settings.getLong(key, defValue)
}
fun getBoolean(key: String?, defValue: Boolean): Boolean {
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return settings.getBoolean(key, defValue)
}
fun clearPreferences() {
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editor.clear().apply()
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}
fun removePreference(value: String?) {
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editor.remove(value).apply()
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}
fun getToken(): String {
val sharedPref = prefContext.getSharedPreferences("token", Context.MODE_PRIVATE)
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return sharedPref?.getString("token", "")!!
}
fun setToken(newValue: String) {
val editor = prefContext.getSharedPreferences("token", Context.MODE_PRIVATE).edit()
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editor.putString("token", newValue).apply()
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}
fun getUsername(): String {
val sharedPref = prefContext.getSharedPreferences("username", Context.MODE_PRIVATE)
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return sharedPref.getString("username", "")!!
}
fun setUsername(newValue: String) {
val editor = prefContext.getSharedPreferences("username", Context.MODE_PRIVATE).edit()
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editor.putString("username", newValue).apply()
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}
fun saveCustomInstance(customInstance: CustomInstance) {
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val mapper = ObjectMapper()
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val customInstancesList = getCustomInstances()
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customInstancesList += customInstance
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val json = mapper.writeValueAsString(customInstancesList)
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editor.putString("customInstances", json).apply()
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}
fun getCustomInstances(): ArrayList<CustomInstance> {
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val mapper = ObjectMapper()
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val json: String = settings.getString("customInstances", "")!!
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val type = mapper.typeFactory.constructCollectionType(
List::class.java,
CustomInstance::class.java
)
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return try {
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mapper.readValue(json, type)
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} catch (e: Exception) {
arrayListOf()
}
}
fun getHistory(): List<String> {
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return try {
val set: Set<String> = settings.getStringSet("search_history", HashSet())!!
set.toList()
} catch (e: Exception) {
emptyList()
}
}
fun saveHistory(historyList: List<String>) {
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val set: Set<String> = HashSet(historyList)
editor.putStringSet("search_history", set).apply()
}
fun addToWatchHistory(videoId: String, streams: Streams) {
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val mapper = ObjectMapper()
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val watchHistoryItem = WatchHistoryItem(
videoId,
streams.title,
streams.uploadDate,
streams.uploader,
streams.uploaderUrl?.replace("/channel/", ""),
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streams.uploaderAvatar,
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streams.thumbnailUrl,
streams.duration
)
val watchHistory = getWatchHistory()
// delete entries that have the same videoId
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var indexToRemove: Int? = null
watchHistory.forEachIndexed { index, item ->
if (item.videoId == videoId) indexToRemove = index
}
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if (indexToRemove != null) watchHistory.removeAt(indexToRemove!!)
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watchHistory += watchHistoryItem
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val json = mapper.writeValueAsString(watchHistory)
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editor.putString("watch_history", json).apply()
}
fun getWatchHistory(): ArrayList<WatchHistoryItem> {
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val mapper = ObjectMapper()
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val json: String = settings.getString("watch_history", "")!!
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val type = mapper.typeFactory.constructCollectionType(
List::class.java,
WatchHistoryItem::class.java
)
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return try {
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mapper.readValue(json, type)
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} catch (e: Exception) {
arrayListOf()
}
}
fun saveWatchPosition(videoId: String, position: Long) {
val watchPositions = getWatchPositions()
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val watchPositionItem = WatchPosition(videoId, position)
var indexToRemove: Int? = null
watchPositions.forEachIndexed { index, item ->
if (item.videoId == videoId) indexToRemove = index
}
if (indexToRemove != null) watchPositions.removeAt(indexToRemove!!)
watchPositions += watchPositionItem
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val mapper = ObjectMapper()
val json = mapper.writeValueAsString(watchPositions)
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editor.putString("watch_positions", json).commit()
}
fun removeWatchPosition(videoId: String) {
val watchPositions = getWatchPositions()
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var indexToRemove: Int? = null
watchPositions.forEachIndexed { index, item ->
if (item.videoId == videoId) indexToRemove = index
}
if (indexToRemove != null) watchPositions.removeAt(indexToRemove!!)
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val mapper = ObjectMapper()
val json = mapper.writeValueAsString(watchPositions)
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editor.putString("watch_positions", json).commit()
}
fun getWatchPositions(): ArrayList<WatchPosition> {
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val mapper = ObjectMapper()
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val json: String = settings.getString("watch_positions", "")!!
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val type = mapper.typeFactory.constructCollectionType(
List::class.java,
WatchPosition::class.java
)
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return try {
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mapper.readValue(json, type)
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} catch (e: Exception) {
arrayListOf()
}
}
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private fun getDefaultSharedPreferences(context: Context): SharedPreferences {
return PreferenceManager.getDefaultSharedPreferences(context)
}
}