/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 *
*/

var exec = require('cordova/exec'),
    utils = require('cordova/utils');

/**
 * Sends the given message through exec() to the Echo plugin, which sends it back to the successCallback.
 * @param successCallback  invoked with a FileSystem object
 * @param errorCallback  invoked if error occurs retrieving file system
 * @param message  The string to be echoed.
 * @param forceAsync  Whether to force an async return value (for testing native->js bridge).
 */
module.exports = function(successCallback, errorCallback, message, forceAsync) {
    var action = 'echo';
    var messageIsMultipart = (utils.typeName(message) == "Array");
    var args = messageIsMultipart ? message : [message];

    if (utils.typeName(message) == 'ArrayBuffer') {
        action += 'ArrayBuffer';
        if (forceAsync) {
            action += 'Async';
        }
    } else if (messageIsMultipart) {
        if (forceAsync) {
            console.warn('Cannot echo MultiPart Array with forced async, falling back to sync.');
        }
        action += 'MultiPart';
    } else if (forceAsync) {
        action += 'Async';
    }

    exec(successCallback, errorCallback, "Echo", action, args);
};

module.exports.bulkEcho = function(payload, delay, callback) {
    exec(callback, null, "Echo", "echoBulk", [payload, delay]);
};

module.exports.stopBulkEcho = function() {
    exec(null, null, "Echo", "stopEchoBulk", []);
};