package net.mezimmah.wkt9.preferences

import android.content.SharedPreferences
import android.os.Bundle
import android.Manifest
import android.os.Build
import android.util.Log
import androidx.activity.result.contract.ActivityResultContracts.RequestMultiplePermissions
import androidx.preference.PreferenceFragmentCompat
import androidx.preference.SwitchPreference
import net.mezimmah.wkt9.R

class PreferencesFragment: PreferenceFragmentCompat(),
    SharedPreferences.OnSharedPreferenceChangeListener {
    private val tag = "WKT9"
    private val requestPermissionLauncher = registerForActivityResult(RequestMultiplePermissions()) { isGranted: Map<String, Boolean> ->
        // If any permission got denied we programmatically disable the option
        if (isGranted.containsValue(false)) {
            val key = getString(R.string.preference_setting_speech_to_text_key)

            findPreference<SwitchPreference>(key)?.isChecked = false
        }
    }

    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
        Log.d(tag, "Loading preferences")

        setPreferencesFromResource(R.xml.preferences, rootKey)
    }

    override fun onResume() {
        super.onResume()

        preferenceScreen.sharedPreferences?.registerOnSharedPreferenceChangeListener(this)
    }

    override fun onPause() {
        super.onPause()

        preferenceScreen.sharedPreferences?.unregisterOnSharedPreferenceChangeListener(this)
    }

    override fun onSharedPreferenceChanged(p0: SharedPreferences?, key: String?) {
        when (key) {
            getString(R.string.preference_setting_speech_to_text_key) -> {
                if (findPreference<SwitchPreference>(key)?.isChecked == true) {
                    val permissions = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
                        arrayOf(
                            Manifest.permission.RECORD_AUDIO,
                            Manifest.permission.POST_NOTIFICATIONS
                        )
                    } else arrayOf(Manifest.permission.RECORD_AUDIO)

                    requestPermissionLauncher.launch(permissions)
                }
            }
        }
    }
}