// Copyright 2019 getensh.com. All rights reserved.
// Use of this source code is governed by getensh.com.

package house_rent

import (
	"context"
	"encoding/json"
	"fmt"
	"git.getensh.com/common/gopkgs/database"
	"git.getensh.com/common/gopkgs/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
	"property-garden/errors"
	dbmodel "property-garden/model"
	"property-garden/pb"
	pb_v1 "property-garden/pb/v1"
	"property-garden/utils"
)



func checkGardenHouseRentChangeFieldParam(req *pb_v1.GardenHouseRentChangeFieldRequest) error {
	switch {

	case req.GardenId < 1:
		return status.Error(10003, "小区不能为空")

	}

	return nil
}



//
func GardenHouseRentChangeField(ctx context.Context, req *pb_v1.GardenHouseRentChangeFieldRequest) (reply *pb_v1.GardenHouseRentChangeFieldReply, err error) {

	reply = &pb_v1.GardenHouseRentChangeFieldReply{}

	// 捕获各个task中的异常并返回给调用者
	defer func() {
		if r := recover(); r != nil {
			err = fmt.Errorf("%+v", r)
			e := &status.Status{}
			if er := json.Unmarshal([]byte(err.Error()), e); er != nil {
				logger.Error("err",
					zap.String("system_err", err.Error()),
					zap.Stack("stacktrace"))
			}
		}
	}()

	err = checkGardenHouseRentChangeFieldParam(req)
	if err != nil {
		return nil, err
	}
	dbname := utils.GetGardenDbName(req.GardenId)
	p := dbmodel.NewHouseRent(dbname)
	where := map[string]interface{}{}
	values := map[string]interface{}{}
	switch {
	case req.HouseId == 0 && req.UnitId == 0:
		if req.Lnt > 0 {
			values["lnt"] = req.Lnt
		}
		if req.Lat > 0 {
			values["lat"] = req.Lat
		}
		if req.GardenName != "" {
			values["garden_name"] = req.GardenName
		}
	case req.UnitId > 0:
		where["unit_id"] = req.UnitId
		hasLift := int32(1)
		if !req.HasLift {
			hasLift = 2
		}
		values["has_lift"] = hasLift
	case req.HouseId > 0:
		where["house_id"] = req.HouseId
		if req.Layer > 0 {
			values["layer"] = req.Layer
		}
		if req.HouseArea > 0 {
			values["house_area"] = req.HouseArea
		}
		if req.RoomCount > 0 {
			values["room_count"] = req.RoomCount
		}
		if req.HallCount > 0 {
			values["hall_count"] = req.HallCount
		}

	}
	if len(values) == 0 {
		return reply, nil
	}

	db := database.DB().Begin()
	where["garden_id"] = req.GardenId
	err = p.Update(db, where, values)

	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}
	mreq := pb_v1.HouseRentChangeFieldRequest{
		GardenId:req.GardenId,
		HouseId:req.HouseId,
		UnitId: req.UnitId,
		RoomCount:req.RoomCount,
		HallCount:req.HallCount,
		HasLift:req.HasLift,
		HouseArea:req.HouseArea,
		Layer:req.Layer,
		GardenName:req.GardenName,
		Lnt:req.Lnt,
		Lat:req.Lat,
	}
	_, err = pb.Household.HouseRentChangeField(ctx, &mreq)
	if err != nil {
		db.Rollback()
		return nil, err
	}

	db.Commit()

	return reply, nil
}