コード例 #1
0
ファイル: orderdb.go プロジェクト: caowenhua/gocar
func DriverCancelOrder(uidDriver int64, oid int64, drid int64) (string, error) {
	err := IsUserExist(uidDriver)
	if err != nil {
		return "", err
	}

	var txerr error
	txerr = nil
	t := time.Now()
	unixTime := t.Unix()

	tx, err := Db.Begin()
	recordTxErr(&txerr, &err)

	//司机订单置为无效
	_, err = dbutil.DbUpdate2(tx, "UPDATE tb_order_route SET isEnable=? WHERE duid=? and oid=? and isEnable=true", false, uidDriver, oid)
	recordTxErr(&txerr, &err)

	//司机路线置为无效
	_, err = dbutil.DbUpdate2(tx, "UPDATE tb_driver_route SET isEnable=? WHERE drid=?", false, drid)
	recordTxErr(&txerr, &err)

	//找出受到影响的乘客
	effectedUser := []tmpOrderBean{}
	err = dbutil.DbQueryS2(tx, &effectedUser, "SELECT uid, price,oid FROM tb_order NATURAL JOIN tb_order_route WHERE drid =? and uid !=?", drid, uidDriver)
	recordTxErr(&txerr, &err)

	if len(effectedUser) > 0 {
		//司机减钱
		_, err := dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance-? WHERE uid=?", effectedUser[0].price*float64(len(effectedUser)), uidDriver)
		recordTxErr(&txerr, &err)
		_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", uidDriver, oid, unixTime, -effectedUser[0].price*float64(len(effectedUser)))
		recordTxErr(&txerr, &err)

		for _, bean := range effectedUser {
			//推送给用户告知订单被司机取消
			//乘客订单置为无效并退回钱
			_, err = dbutil.DbUpdate2(tx, "UPDATE tb_order_route SET isEnable=? WHERE uid=? and oid=?", false, bean.uid, oid)
			recordTxErr(&txerr, &err)
			_, err = dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance+? WHERE uid=?", bean.price, bean.uid)
			recordTxErr(&txerr, &err)
			//创建交易记录
			_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", bean.uid, bean.oid, unixTime, bean.price)
			recordTxErr(&txerr, &err)
		}
	}

	if txerr != nil {
		tx.Rollback()
		return "", errors.New("database DriverCancelRoute error")
	} else {
		tx.Commit()
		return "success", nil
	}
}
コード例 #2
0
ファイル: orderdb.go プロジェクト: caowenhua/gocar
func PassengerCancelOrder(uidPassenger int64, oid int64, drid int64) (string, error) {
	err := IsUserExist(uidPassenger)
	if err != nil {
		return "", err
	}

	var txerr error
	txerr = nil
	t := time.Now()
	unixTime := t.Unix()

	tx, err := Db.Begin()
	recordTxErr(&txerr, &err)
	//乘客订单置为无效
	_, err = dbutil.DbUpdate2(tx, "UPDATE tb_order_route SET isEnable=? WHERE uid=? and oid=? and isEnable=true", false, uidPassenger, oid)
	recordTxErr(&txerr, &err)
	//找出订单的价钱
	prices := []float64{}
	err = dbutil.DbQueryS2(tx, &prices, "SELECT price FROM tb_order NATURAL JOIN tb_order_route WHERE oid =?", oid)
	if len(prices) > 0 {
		//乘客加回钱
		_, err := dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance+? WHERE uid=?", prices[0], uidPassenger)
		recordTxErr(&txerr, &err)
		//创建交易记录
		_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", uidPassenger, oid, unixTime, prices[0])
		recordTxErr(&txerr, &err)
		//找出司机
		tmps := []tmpOrderBean{}
		err = dbutil.DbQueryS2(tx, &tmps, "SELECT duid, price,oid FROM tb_order NATURAL JOIN tb_order_route WHERE drid =?", drid)
		recordTxErr(&txerr, &err)
		//司机减钱
		if len(tmps) > 0 {
			_, err := dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance-? WHERE uid=?", prices[0], tmps[0].uid)
			recordTxErr(&txerr, &err)
			//创建交易记录
			_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", tmps[0].uid, tmps[0].oid, unixTime, -prices[0])
			recordTxErr(&txerr, &err)
		} else {
			e := errors.New("can not find the driver")
			recordTxErr(&txerr, &e)
		}
	}

	if txerr != nil {
		tx.Rollback()
		return "", errors.New("database PassengerCancelRoute error")
	} else {
		tx.Commit()
		return "success", nil
	}
}
コード例 #3
0
ファイル: orderdb.go プロジェクト: caowenhua/gocar
//司机提现限制小于余额-冻结金额,订单未完成,金额冻结
func WithDrawBalance(uid int64, money float64) (string, error) {
	//检查用户是否存在
	err := IsUserExist(uid)
	if err != nil {
		return "", err
	}
	var txerr error
	txerr = nil
	t := time.Now()
	unixTime := t.Unix()
	//查出所有进行的订单的总额
	priceSlice := []float64{}
	err = dbutil.DbQueryS(Db, &priceSlice,
		"SELECT sum(price) FROM tb_order JOIN tb_order_route ON tb_order.oid = tb_order_route.oid WHERE tb_order.uid=? and tb_order_route.duid !=?, orderTime>?",
		uid, uid, unixTime)
	if err != nil || len(priceSlice) == 0 {
		return "", err
	}

	icePrice := priceSlice[0]

	tx, err := Db.Begin()
	recordTxErr(&txerr, &err)
	slice := []float64{}
	err = dbutil.DbQueryS2(tx, &slice, "SELECT balance FROM tb_user WHERE uid=?", uid)
	recordTxErr(&txerr, &err)
	if len(slice) > 0 {
		if slice[0]-icePrice < money {
			return "no enough money", errors.New("no enough money to withdraw or some order had not finished")
		} else {
			_, err := dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance-? WHERE uid=?", money, uid)
			recordTxErr(&txerr, &err)
			if txerr != nil {
				tx.Rollback()
				return "", txerr
			} else {
				tx.Commit()
				return "success", nil
			}
		}
	} else {
		tx.Rollback()
		return "", errors.New("WithDrawBalance error")
	}
}
コード例 #4
0
ファイル: dem_test.go プロジェクト: Centny/DEM
func T(db *sql.DB, t *testing.T) {
	fmt.Println("----->")
	err := dbutil.DbExecF(db, "ttable.sql")
	if err != nil {
		t.Error(err.Error())
	}
	fmt.Println("abbbb--->")
	res, err := dbutil.DbQuery(db, "select * from ttable where tid>?", 1)
	if err != nil {
		t.Error(err.Error())
		return
	}
	if len(res) < 1 {
		t.Error("not data")
		return
	}
	if len(res[0]) < 1 {
		t.Error("data is empty")
		return
	}
	bys, err := json.Marshal(res)
	fmt.Println(string(bys))
	//
	var mres []TSt
	err = dbutil.DbQueryS(db, &mres, "select * from ttable where tid>?", 1)
	if err != nil {
		t.Error(err.Error())
		return
	}
	if len(mres) < 1 {
		t.Error("not data")
		return
	}
	fmt.Println("...", mres[0].T, util.Timestamp(mres[0].Time), util.Timestamp(time.Now()))
	fmt.Println(mres, mres[0].Add1)
	//
	ivs, err := dbutil.DbQueryInt(db, "select * from ttable where tid")
	if err != nil {
		t.Error(err.Error())
		return
	}
	if len(ivs) < 1 {
		t.Error("not data")
		return
	}
	//
	svs, err := dbutil.DbQueryString(db, "select tname from ttable")
	if err != nil {
		t.Error(err.Error())
		return
	}
	if len(svs) < 1 {
		t.Error("not data")
		return
	}
	//
	iid, err := dbutil.DbInsert(db, "insert into ttable(tname,titem,tval,status,time) values('name','item','val','N',now())")
	if err != nil {
		t.Error(err.Error())
		return
	}
	fmt.Println(iid)
	//
	tx, _ := db.Begin()
	iid2, err := dbutil.DbInsert2(tx, "insert into ttable(tname,titem,tval,status,time) values('name','item','val','N',now())")
	if err != nil {
		t.Error(err.Error())
		return
	}
	fmt.Println(iid2)
	tx.Commit()
	//
	erow, err := dbutil.DbUpdate(db, "delete from ttable where tid=?", iid)
	if err != nil {
		t.Error(err.Error())
		return
	}
	fmt.Println(erow, "-----")
	//
	tx, _ = db.Begin()
	erow, err = dbutil.DbUpdate2(tx, "delete from ttable where tid=?", iid2)
	if err != nil {
		t.Error(err.Error())
		return
	}
	fmt.Println(erow, "-----")
	tx.Commit()
	//
	_, err = dbutil.DbQuery(db, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbQueryInt(db, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbQueryString(db, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbInsert(db, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	tx, _ = db.Begin()
	_, err = dbutil.DbInsert2(tx, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	tx.Rollback()
	//
	_, err = dbutil.DbUpdate(db, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	//
	tx, _ = db.Begin()
	_, err = dbutil.DbUpdate2(tx, "selectt * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	tx.Rollback()
	//
	_, err = dbutil.DbQuery(db, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbQueryInt(db, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbQueryString(db, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	_, err = dbutil.DbInsert(db, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	//
	tx, _ = db.Begin()
	_, err = dbutil.DbInsert2(tx, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	tx.Rollback()
	//
	_, err = dbutil.DbUpdate(db, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	//
	tx, _ = db.Begin()
	_, err = dbutil.DbUpdate2(tx, "select * from ttable where tid>?", 1, 2)
	if err == nil {
		t.Error("not error")
		return
	}
	tx.Rollback()
	//
	err = dbutil.DbQueryS(nil, nil, "select * from ttable where tid>?", 1)
	if err == nil {
		t.Error("not error")
		return
	}
	dbutil.DbQueryInt(nil, "select * from ttable where tid>?", 1, 2)
	dbutil.DbQueryString(nil, "select * from ttable where tid>?", 1, 2)
	dbutil.DbInsert(nil, "select * from ttable where tid>?", 1, 2)
	dbutil.DbUpdate(nil, "select * from ttable where tid>?", 1, 2)
	dbutil.DbInsert2(nil, "select * from ttable where tid>?", 1, 2)
	dbutil.DbUpdate2(nil, "select * from ttable where tid>?", 1, 2)
}
コード例 #5
0
ファイル: routedb.go プロジェクト: caowenhua/gocar
func PassengerJoinRoute(uid int64, startTime int64, sPlace string, ePlace string, sLat float64,
	sLng float64, eLat float64, eLng float64, sCity string, eCity string, drid int64, duid int64) (string, error) {
	//先判断用户是否存在,时间是否正确
	err := IsUserExist(uid)
	if err != nil {
		return "", err
	}
	err = IsDriverExist(duid)
	if err != nil {
		return "", err
	}
	err = checkStartTime(startTime, uid)
	if err != nil {
		return "", err
	}

	//用drid找到司机的uid匹配
	duids := []int64{}
	err = dbutil.DbQueryS(Db, &duids, "SELECT duid FROM tb_driver_route WHERE drid=?", drid)
	if err != nil || len(duids) == 0 {
		return "", errors.New("no such driver")
	} else {
		if duids[0] == duid {
			return "", errors.New("invalid driver !!!")
		}
	}
	//从数据库得到价钱
	prices := []float64{}
	err = dbutil.DbQueryS(Db, &duids, "SELECT unitPrice*distance FROM tb_driver_route WHERE drid=?", drid)
	if err != nil || len(prices) == 0 {
		return "", errors.New("no such route")
	}
	price := prices[0]

	//不够钱提示
	balance := []float64{}
	err = dbutil.DbQueryS(Db, &balance, "SELECT balance FROM tb_user WHERE uid=?", uid)
	if len(balance) == 0 {
		return "", errors.New("no such user")
	} else {
		if balance[0] < price {
			return "", errors.New("your balance is not enough, please charge first")
		}
	}

	var txerr error
	txerr = nil
	t := time.Now()
	unixTime := t.Unix()
	tx, err := Db.Begin()
	recordTxErr(&txerr, &err)
	//插入到route
	rid, err := dbutil.DbInsert2(tx,
		"INSERT INTO tb_route (startTime,sPlace,ePlace,sLat,sLng,eLat,eLng,sCity,eCity) VALUES (?,?,?,?,?,?,?,?,?)",
		startTime, sPlace, ePlace, sLat, sLng, eLat, eLng, sCity, eCity)
	recordTxErr(&txerr, &err)
	//插入到passenger route
	_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_passenger_route (uid,rid,price) VALUES (?,?,?)",
		uid, rid, price)
	recordTxErr(&txerr, &err)
	//插入order,生成订单,得oid
	orderNo := fmt.Sprintf("%02d%2d%02d%4d%2d%2d\n", t.Month(), t.Minute(), t.Day(), t.Year(), t.Second(), t.Hour())
	orderNo = orderNo + strconv.FormatInt(startTime, 10) + strconv.FormatInt(uid, 10) + strconv.FormatInt(drid, 10)
	orderComment := "join route: \n" + sPlace + "   to  " + ePlace
	oid, err := dbutil.DbInsert2(tx, "INSERT INTO tb_order (uid,price,orderTime,orderNo,comment) VALUES (?,?,?,?,?)", uid, price, unixTime, orderNo, orderComment)
	recordTxErr(&txerr, &err)
	//插入到route order
	_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_order_route (uid,duid,drid,oid) VALUES (?,?,?,?)", uid, duid, drid, oid)
	recordTxErr(&txerr, &err)
	//扣除金额
	_, err = dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance-? WHERE uid=?", price, uid)
	recordTxErr(&txerr, &err)
	//创建交易记录
	_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", uid, oid, unixTime, -price)
	recordTxErr(&txerr, &err)
	//司机余额增加
	_, err = dbutil.DbUpdate2(tx, "UPDATE tb_user SET balance=balance+? WHERE uid=?", price, duid)
	recordTxErr(&txerr, &err)
	//创建交易记录
	_, err = dbutil.DbInsert2(tx, "INSERT INTO tb_deal (uid,oid,dealTime,dealPrice) VALUES (?,?,?,?)", duid, oid, unixTime, price)
	recordTxErr(&txerr, &err)

	if txerr != nil {
		tx.Rollback()
		return "", errors.New("database passenger join error")
	} else {
		tx.Commit()
		return "success", nil
	}
}