/*
 * Copyright 2018 Allan Wang
 *
 * 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 ca.allanwang.kau.permissions

import android.content.pm.PackageManager

/**
 * Created by Allan Wang on 2017-07-03.
 *
 * Pending permission collector
 */
class PermissionResult(permissions: Array<out String>, val callback: (granted: Boolean, deniedPerm: String?) -> Unit) {
    val permissions = mutableSetOf(*permissions)

    /**
     * Called from the manager whenever a permission has changed
     * Returns true if result is completed, false otherwise
     */
    fun onResult(permission: String, result: Int): Boolean {
        if (result != PackageManager.PERMISSION_GRANTED) {
            callback(false, permission)
            permissions.clear()
            return true
        }
        permissions.remove(permission)
        if (permissions.isNotEmpty()) {
            return false
        }
        callback(true, null)
        return true
    }
}