/**
 * @fileoverview cartodb viz.json 解析
 * @author Song.Huang
 * @version 1.0.0
 */
define(function() {
    var cartodbParse = function() {
        /**
         * [getVizInfo description]
         * @param  {[type]} options      [description] 
         * @param  {[type]} callbackFunc [description]
         * options.vizUrl = 'http://imhuangsong.carto.com/api/v2/viz/81a3f750-f60f-11e5-8817-0e3ff518bd15/viz.json'
         */
        this.getVizInfo = function(options, callbackFunc) {

            ONEMAP.V.loading.load();

            $.ajax({
                    url: options.vizUrl,
                    type: 'GET',
                    dataType: 'jsonp'
                })
                .done(function(data) {
                    ONEMAP.V.loading.loaded();
                    ONEMAP.V.loading.load();

                    var domainParse = options.vizUrl.split('/');
                    var dPort = domainParse[2].split(':');
                    var ajaxUrl = domainParse[0]+'//'+dPort[0]+'/'+
                                    domainParse[3]+'/'+domainParse[4]+'/'+domainParse[5]+
                                    '/v1/map/named/'+data['layers'][1]['options']['named_map']['name']+'/jsonp'

                    $.ajax({
                        url: ajaxUrl,
                        type: 'GET',
                        dataType: 'jsonp',
                        data: {
                            stat_tag:data['layers'][1]['options']['named_map']['stat_tag'],
                            config:JSON.stringify(data['layers'][1]['options']['named_map']['params'])
                        },
                    })
                    .done(function(tdata) {
                            ONEMAP.V.loading.loaded();
                            var layers = [];
                            tdata.utfgridUrl = {};
                            $.each(tdata['metadata']['layers'],function(index, el) {
                                if(el['type'] == 'mapnik'){
                                    layers.push(index);
                                    tdata.utfgridUrl[index] = domainParse[0]+'//'+dPort[0]+'/'+
                                    domainParse[3]+'/'+domainParse[4]+'/'+domainParse[5] + '/v1/map/' + tdata.layergroupid + '/'+index+'/{z}/{x}/{y}.grid.json';

                                }
                            });
                            
                            tdata.serverApiUrl = domainParse[0]+'//'+dPort[0]+'/'+
                                    domainParse[3]+'/'+domainParse[4]+'/'+domainParse[5];

                            tdata.templateUrl = domainParse[0]+'//'+dPort[0]+'/'+
                                    domainParse[3]+'/'+domainParse[4]+'/'+domainParse[5] + '/v1/map/' + tdata.layergroupid + '/'+layers.join(',')+'/{z}/{x}/{y}.png';
                            callbackFunc(tdata);
                    });
                    
                })

        }

    };

    return cartodbParse;
})