Settings cache

AppSettings.kt

import android.content.Context
import android.content.SharedPreferences
import org.json.JSONObject

object AppSettings {

  private val PREF_NAME = "settings_pref"

  // Settings
  val EQUALIZER_ENABLED = "settings_eq_enabled"
  val EQUALIZER_PRESET = "settings_eq_preset"
  val EQUALIZER_BAND_SETTINGS = "settings_band_level";

  private fun getPrefs(context: Context): SharedPreferences {
    return context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE)
  }

  fun setSetting(context: Context, key: String, value: String) {
    val preferences = getPrefs(context)
    val editor = preferences.edit()
    editor.putString(key, value)
    editor.apply()
  }

  fun setSetting(context: Context, key: String, value: Boolean) {
    val preferences = getPrefs(context)
    val editor = preferences.edit()
    editor.putBoolean(key, value)
    editor.apply()
  }

  fun getSettingAsBoolean(context: Context, key: String): Boolean {
    return getPrefs(context).getBoolean(key, false)
  }

  fun getSettingAsString(context: Context, key: String): String {
    return getPrefs(context).getString(key, "")
  }

  private fun setSettingList(context: Context, key: String, list: JSONObject) {
    val preferences = getPrefs(context)
    val editor = preferences.edit()
    editor.putString(key, list.toString())
    editor.apply()
  }

  fun getSettingList(context: Context, key: String): JSONObject{
    return JSONObject(getPrefs(context).getString(key, JSONObject().toString()))
  }

  fun addSettingToList(context: Context, key: String, value: Any) {
    val settingList = getSettingList(context, EQUALIZER_BAND_SETTINGS)
    settingList.put(key, value)
    setSettingList(context, EQUALIZER_BAND_SETTINGS, settingList)
  }

}