using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Threading;

using SMWebServer;
using Sog;
using LitJson;
using SimpleHttpServer;
using MySql.Data.MySqlClient;
namespace SMWebServer
{
    public class delete_username
    {
        private MySqlDB db;
        public void InitConnection()
        {
            SMWebServerConfig config = SMWebServerUtils.GetServerConfig();
            db = new MySqlDB(config.dbname,
                config.dbip,
                config.dbuser,
                config.dbpassword);
        }

        public void Doadd_cooki(JsonData jsondata, HttpResponse rsp, HttpRequest request, HttpQueryParams query)
        {
            TraceLog.Trace("delete_username.ProccessRequest Url {0},param count{1}",request.Url,query.Count);

            string Sqlfoundaccount = string.Format("select account, jurisdiction from account");
            MySqlDataReader reader = db.ExecReader(Sqlfoundaccount);
            if (reader == null)
            {
                TraceLog.Trace("连接数据库异常");
                jsondata["ret"] = 6;
                jsondata["msg"] = "error";
                return;
            }
            
            JsonData msgdata = new JsonData();
            jsondata["data"] = msgdata;msgdata.Add("");msgdata.Clear();
            while (reader.Read())
            {
                //if (reader.GetString("account") != "test" && reader.GetString("account") != "2017kangpai")
                //{
                JsonData one = new JsonData();

                one.Add(reader.GetString("account"));
                one.Add(reader.GetString("jurisdiction"));
                msgdata.Add(one);
                //}

            }

            reader.Close();

            string account = query.GetValue("account");
            
            if(account == "")
            {
                jsondata["ret"] = 6;
                jsondata["msg"] = "delete user account is empty";
                return;
            }

            if(account != null)
            {
                string deleteSql = string.Format("delete from account where account='{0}'", account);
                reader = db.ExecReader(deleteSql);
                if(reader == null)
                {
                    TraceLog.Trace("连接数据库异常");
                    jsondata["ret"] = 6;
                    jsondata["msg"] = "error";
                    return;
                }
                reader.Close();
                string selectSql = string.Format("select from account where account='{0}'", account);
                reader = db.ExecReader(deleteSql);
                if (reader == null)
                {
                    TraceLog.Trace("连接数据库异常");
                    jsondata["ret"] = 6;
                    jsondata["msg"] = "error";
                    return;
                }
                if (reader.HasRows == false)
                {
                    jsondata["ret"] = 3;
                    jsondata["msg"] = "删除成功";
                }
                reader.Close();
                return;
            }

            jsondata["ret"] = 3;
            jsondata["msg"] = "删除成功";
            return;
        }

        public void ProccessRequest(JsonData jsondata, HttpResponse rsp, HttpRequest request, HttpQueryParams query)
        {
            InitConnection();

            Doadd_cooki(jsondata,rsp,request,query);

            db.Dispose();
        }
    }
}