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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.settings
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import android.content.DialogInterface
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import android.content.Intent
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import android.content.pm.PackageManager
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import android.os.Build
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import android.os.Bundle
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import android.os.VibrationEffect
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import android.os.Vibrator
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import android.provider.Settings
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import android.text.SpannableString
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import android.view.View
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import androidx.appcompat.app.AlertDialog
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import androidx.core.content.ContextCompat
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import androidx.core.content.getSystemService
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import androidx.fragment.app.Fragment
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import androidx.navigation.fragment.NavHostFragment.findNavController
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import androidx.navigation.fragment.findNavController
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import androidx.preference.PreferenceManager
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import mozilla.components.feature.qr.QrFeature
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import mozilla.components.support.base.feature.UserInteractionHandler
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import mozilla.components.support.base.feature.ViewBoundFeatureWrapper
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.getPreferenceKey
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import org.mozilla.fenix.ext.requireComponents
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import org.mozilla.fenix.ext.showToolbar
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class PairFragment : Fragment(R.layout.fragment_pair), UserInteractionHandler {
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private val qrFeature = ViewBoundFeatureWrapper<QrFeature>()
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private val preferences = PreferenceManager.getDefaultSharedPreferences(context)
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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qrFeature.set(
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QrFeature(
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requireContext(),
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fragmentManager = parentFragmentManager,
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onNeedToRequestPermissions = { permissions ->
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requestPermissions(permissions, REQUEST_CODE_CAMERA_PERMISSIONS)
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},
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onScanResult = { pairingUrl ->
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requireComponents.services.accountsAuthFeature.beginPairingAuthentication(
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requireContext(),
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pairingUrl
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)
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val vibrator = requireContext().getSystemService<Vibrator>()!!
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
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vibrator.vibrate(
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VibrationEffect.createOneShot(
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VIBRATE_LENGTH,
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VibrationEffect.DEFAULT_AMPLITUDE
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)
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)
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} else {
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@Suppress("Deprecation")
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vibrator.vibrate(VIBRATE_LENGTH)
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}
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findNavController(this@PairFragment).popBackStack(
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R.id.turnOnSyncFragment,
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false
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)
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},
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scanMessage = R.string.pair_instructions_2),
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owner = this,
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view = view
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)
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val cameraPermissionsDenied = preferences.getBoolean(
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getPreferenceKey(R.string.pref_key_camera_permissions),
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false
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)
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qrFeature.withFeature {
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if (cameraPermissionsDenied) {
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showPermissionsNeededDialog()
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} else {
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it.scan(R.id.pair_layout)
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}
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}
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}
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override fun onResume() {
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super.onResume()
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showToolbar(getString(R.string.sync_scan_code))
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}
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override fun onBackPressed(): Boolean {
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qrFeature.onBackPressed()
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findNavController().popBackStack(R.id.turnOnSyncFragment, false)
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return true
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}
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companion object {
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private const val REQUEST_CODE_CAMERA_PERMISSIONS = 1
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private const val VIBRATE_LENGTH = 200L
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}
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override fun onRequestPermissionsResult(
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requestCode: Int,
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permissions: Array<String>,
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grantResults: IntArray
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) {
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when (requestCode) {
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REQUEST_CODE_CAMERA_PERMISSIONS -> {
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if (ContextCompat.checkSelfPermission(
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requireContext(),
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android.Manifest.permission.CAMERA
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) == PackageManager.PERMISSION_GRANTED
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) {
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qrFeature.withFeature {
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it.onPermissionsResult(permissions, grantResults)
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}
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preferences.edit().putBoolean(
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getPreferenceKey(R.string.pref_key_camera_permissions), false
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).apply()
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} else {
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preferences.edit().putBoolean(
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getPreferenceKey(R.string.pref_key_camera_permissions), true
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).apply()
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findNavController().popBackStack(R.id.turnOnSyncFragment, false)
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}
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}
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}
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}
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/**
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* Shows an [AlertDialog] when camera permissions are needed.
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*
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* In versions above M, [AlertDialog.BUTTON_POSITIVE] takes the user to the app settings. This
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* intent only exists in M and above. Below M, [AlertDialog.BUTTON_POSITIVE] routes to a SUMO
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* help page to find the app settings.
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*
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* [AlertDialog.BUTTON_NEGATIVE] dismisses the dialog.
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*/
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private fun showPermissionsNeededDialog() {
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AlertDialog.Builder(requireContext()).apply {
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val spannableText = SpannableString(
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resources.getString(R.string.camera_permissions_needed_message)
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)
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setMessage(spannableText)
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setNegativeButton(R.string.camera_permissions_needed_negative_button_text) {
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dialog: DialogInterface, _ ->
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dialog.cancel()
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}
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setPositiveButton(R.string.camera_permissions_needed_positive_button_text) {
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dialog: DialogInterface, _ ->
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val intent: Intent = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
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Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
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} else {
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SupportUtils.createCustomTabIntent(
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requireContext(),
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SupportUtils.getSumoURLForTopic(
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requireContext(),
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SupportUtils.SumoTopic.QR_CAMERA_ACCESS
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)
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)
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}
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dialog.cancel()
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startActivity(intent)
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}
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create()
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}.show()
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}
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}
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