package house

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"
	"gorm.io/gorm"
	"property-household/errors"
	dbmodel "property-household/model"
	pb_v1 "property-household/pb/v1"
)

func checkHouseholdDelHouseParam(req *pb_v1.HouseholdDelHouseRequest) error {

	if req.GardenId == 0 || req.HouseId == 0 || req.HouseholdUid == 0 {
		return errors.ParamsError
	}
	return nil
}

//
func HouseholdDelHouse(ctx context.Context, req *pb_v1.HouseholdDelHouseRequest) (reply *pb_v1.HouseholdDelHouseReply, err error) {

	reply = &pb_v1.HouseholdDelHouseReply{}
	// 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 = checkHouseholdDelHouseParam(req)

	// 获取原始数据
	household := dbmodel.THouseApproved{}
	where := map[string]interface{}{
		"uid":       req.HouseholdUid,
		"house_id":  req.HouseId,
		"garden_id": req.GardenId,
	}
	err = household.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if household.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}

	db := database.DB().Begin()

	err = household.Delete(db, where)
	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}
	rent := dbmodel.THouseRent{}
	where = map[string]interface{}{
		"household_uid": req.HouseholdUid,
		"house_id":      req.HouseId,
		"garden_id":     req.GardenId,
	}
	err = rent.Delete(db, where)
	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}
	if len(req.RentIds) > 0 {
		appoint := dbmodel.THouseRentAppointment{}
		where = map[string]interface{}{
			"rent_id in": req.RentIds,
		}
		err = appoint.Delete(db, where)
		if err != nil {
			db.Rollback()
			return nil, errors.DataBaseError
		}
	}

	db.Commit()

	return reply, nil
}