/**
 * 
 * @authors Tony.Deng (dengtongyu123@163.com)
 * @date    2017-07-21 10:54:14
 * @version $Id$
 */

const mysql   = require('mysql');

let mysqlConfig = {
	host   : 'localhost',
    user   : 'picture',
    password : 'tony112403',
    port: '3306', 
    database : 'picture'
}

module.exports = {

	//获取connection
	getConnection:function() {
		
		let connection = mysql.createConnection(mysqlConfig);

		return connection;
	},

	//读取数据
	getPictureList:function(sortField,start,number,callback){
		let connection = mysql.createConnection(mysqlConfig);
		connection.connect();

		let  sql = 'select * from beauty order by '+sortField+' desc limit '+start+','+number+';';
		//查
		connection.query(sql,function (err, result) {
        	if(err){
          		console.log('[SELECT ERROR] - ',err.message);
        		return;
        	}
 			
 			if(callback) callback(result);
		});
 
		connection.end();
	},

	//插入数据
	insertDataToBeauty:function(elementId,fileName,imgsrc,gifFileName,orgUrl,connection){
		let date = new Date();

		//在mysql中增加记录
        let  addSql = 'insert into beauty(element_id,local_image_url,src_image_url,local_gif_url,src_gif_url,record_time) VALUES(?,?,?,?,?,?)';
        let  addSqlParams = [elementId,'/'+fileName,imgsrc,gifFileName?('/'+gifFileName):null,orgUrl,date];
        connection.query(addSql,addSqlParams,function (err, result) {
            if(err){
                console.log('[INSERT ERROR] - ',err.message);
                return;
            }        
 
            console.log('--------------------------INSERT----------------------------');
            //console.log('INSERT ID:',result.insertId);        
            console.log('INSERT ID:',result);        
            console.log('-----------------------------------------------------------------\n\n');  
        });
	}
}