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Remove settings from SharedPreference if they are of the wrong type

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lynxnb 2022-07-19 13:28:00 +02:00 committed by ◱ Mark
parent 2840a126dd
commit bb4937121f
1 changed files with 19 additions and 8 deletions
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27
app/src/main/java/emu/skyline/utils/SharedPreferencesDelegate.kt
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@ -6,6 +6,7 @@
package emu.skyline.utils package emu.skyline.utils
import android.content.Context import android.content.Context
import android.util.Log
import androidx.preference.PreferenceManager import androidx.preference.PreferenceManager
import kotlin.properties.ReadWriteProperty import kotlin.properties.ReadWriteProperty
import kotlin.reflect.KProperty import kotlin.reflect.KProperty
@ -30,13 +31,19 @@ class SharedPreferencesDelegate<T>(context : Context, private val clazz : Class<
override fun getValue(thisRef : Any, property : KProperty<*>) : T = (prefix + camelToSnakeCase(property.name)).let { keyName -> override fun getValue(thisRef : Any, property : KProperty<*>) : T = (prefix + camelToSnakeCase(property.name)).let { keyName ->
prefs.let { prefs.let {
@Suppress("IMPLICIT_CAST_TO_ANY") try {
when (clazz) { @Suppress("IMPLICIT_CAST_TO_ANY")
Float::class.java, java.lang.Float::class.java -> it.getFloat(keyName, default as Float) when (clazz) {
Boolean::class.java, java.lang.Boolean::class.java -> it.getBoolean(keyName, default as Boolean) Float::class.java, java.lang.Float::class.java -> it.getFloat(keyName, default as Float)
String::class.java, java.lang.String::class.java -> it.getString(keyName, default as String) Boolean::class.java, java.lang.Boolean::class.java -> it.getBoolean(keyName, default as Boolean)
Int::class.java, java.lang.Integer::class.java -> it.getInt(keyName, default as Int) String::class.java, java.lang.String::class.java -> it.getString(keyName, default as String)
else -> error("Unsupported type $clazz") Int::class.java, java.lang.Integer::class.java -> it.getInt(keyName, default as Int)
else -> error("Unsupported type $clazz")
}
} catch (e : ClassCastException) {
Log.w(TAG, "Found preference '$keyName' of unexpected type, removing it")
it.edit().remove(keyName).apply()
default
} }
} as T } as T
} }
@ -45,6 +52,10 @@ class SharedPreferencesDelegate<T>(context : Context, private val clazz : Class<
text.forEachIndexed { index, c -> text.forEachIndexed { index, c ->
if (index != 0 && c.isUpperCase()) append('_') if (index != 0 && c.isUpperCase()) append('_')
append(c.lowercase()) append(c.lowercase())
}.toString() }
}.toString()
companion object {
private val TAG = SharedPreferencesDelegate::class.java.simpleName
} }
} }