/**
 * Copyright (c) 2017, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. 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.
 */
define(['lodash', 'log', './statement'], function (_, log, Statement) {

    /**
     * Class for comment statement in ballerina.
     * @constructor
     * @augments Statement
     */
    var CommentStatement = function (args) {
        Statement.call(this);
        this.type = "CommentStatement";
        this._commentString = _.get(args, 'commentString', "");
    };

    CommentStatement.prototype = Object.create(Statement.prototype);
    CommentStatement.prototype.constructor = CommentStatement;

    /**
     * initialize from json
     * @param jsonNode
     */
    CommentStatement.prototype.initFromJson = function (jsonNode) {
        this.setCommentString(jsonNode.comment_string, {doSilently: true});
    };

    /**
     * sets comment string
     * @param {string} commentString - comment string
     * @param {Object} options - other options
     */
    CommentStatement.prototype.setCommentString = function (commentString, options) {
        if (!_.isNil(commentString)) {
            this.setAttribute('_commentString', commentString, options);
        } else {
            log.error("Cannot set undefined to the commentString.");
        }
    };

    /**
     * returns comment string
     * @returns {*}
     */
    CommentStatement.prototype.getCommentString = function () {
        return this._commentString;
    };

    return CommentStatement;
});
