/**
 * Created by Tony on 2017/3/13.
 */

var JV = require('../rpt_component/Jpc_ValueDefine');
var Template = require('../models/rpt_template');
var TemplateData = require('../models/rpt_temp_data');
var JpcEx = require('../rpt_component/JpcEx');
//var cache = require('../../../public/cache/cacheUtil');
var rptUtil = require("../util/rpt_util");

//统一回调函数
var callback = function(req, res, err, data){
    if(err){
        //res.send({success: false, error: err});
        res.json({success: false, error: err});
    }
    else{
        //res.send({success: true, data: data});
        res.json({success:true, data: data});
    }
};

module.exports = {
    getReportAllPages: function(req, res){
        var grp_id = req.body.grp_id;
        var tpl_id = req.body.tpl_id;
        var pageSize = req.body.pageSize;
        var rptTpl = null;
        Template.getPromise(grp_id, tpl_id).then(function(rst) {
            rptTpl = rst;
            if (rptTpl) {
                return TemplateData.getPromise(tpl_id);
            } else {
                callback(req, res, 'No report template was found!', null);
            }
        }).then(function(tplData){
                if (tplData) {
                    var printCom = JpcEx.createNew();
                    rptTpl[JV.NODE_MAIN_INFO][JV.NODE_PAGE_INFO][JV.PROP_PAGE_SIZE] = pageSize;
                    var defProperties = rptUtil.getReportDefaultCache();
                    printCom.initialize(rptTpl);
                    printCom.analyzeData(rptTpl, tplData, defProperties);
                    var maxPages = printCom.totalPages;
                    var pageRst = printCom.outputAsSimpleJSONPageArray(rptTpl, tplData, 1, maxPages, defProperties);
                    if (pageRst) {
                        callback(req, res, null, pageRst);
                    } else {
                        callback(req, res, "Have errors while on going...", null);
                    }
                } else {
                    callback(req, res, 'No report data were found!', null);
                }
            }
        );
    },
    remove: function(req, res){
    }
};