/*
 * Copyright (C) 2015 Karumi.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.karumi.dexter;

import android.app.Activity;
import android.content.Context;
import android.os.Build;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.app.ActivityCompat;
import androidx.core.content.PermissionChecker;

/**
 * Wrapper class for all the static calls to the Android permission system
 */
class AndroidPermissionService {

  /**
   * @see PermissionChecker#checkSelfPermission
   */
  int checkSelfPermission(@NonNull Context context, @NonNull String permission) {
    return PermissionChecker.checkSelfPermission(context, permission);
  }

  /**
   * @see ActivityCompat#requestPermissions
   */
  void requestPermissions(@Nullable Activity activity, @NonNull String[] permissions,
      int requestCode) {
    if (activity == null) {
      return;
    }

    ActivityCompat.requestPermissions(activity, permissions, requestCode);
  }

  /**
   * @see ActivityCompat#shouldShowRequestPermissionRationale
   */
  boolean shouldShowRequestPermissionRationale(@Nullable Activity activity,
      @NonNull String permission) {
    if (activity == null) {
      return false;
    }

    return ActivityCompat.shouldShowRequestPermissionRationale(activity, permission);
  }

  boolean isPermissionPermanentlyDenied(@Nullable Activity activity,
      @NonNull String permission) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
      return false;
    }

    return !shouldShowRequestPermissionRationale(activity, permission);
  }
}