property-garden/impl/v1/house/house_add.go

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

package house

import (
	"context"
	"encoding/json"
	"fmt"
	"gorm.io/gorm"
	"property-garden/errors"
	"property-garden/impl/v1/statistic"
	dbmodel "property-garden/model"
	pb_v1 "property-garden/pb/v1"
	"property-garden/utils"
	"strings"
	"time"

	"git.getensh.com/common/gopkgs/database"
	"git.getensh.com/common/gopkgs/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
)

const (
	HouseStatusWait   = 1
	HouseStatusUsed   = 2
	HouseStatusRented = 3
)

func checkHouseAddParam(req *pb_v1.HouseAddRequest) error {
	switch {
	case req.HouseNumber == "":
		return status.Error(10003, "门牌号不能为空")
	case req.Layer < 1:
		return status.Error(10003, "楼层不能为空")
	case req.GardenId < 1:
		return status.Error(10003, "小区不能为空")
	case req.RoomCount < 0 || req.HallCount < 0:
		return status.Error(10003, "几室几厅不能为空")
	case req.HouseType < 1:
		return status.Error(10003, "房屋类型不能为空")
	case req.UnitId < 1:
		return status.Error(10003, "单元id不能为空")
	case req.HouseArea < 1:
		return status.Error(10003, "房屋面积不能为空")
	case req.HouseUsedArea < 1:
		return status.Error(10003, "房屋使用面积不能为空")
	case strings.Contains(req.HouseNumber, "-"):
		return status.Error(10003, "门牌号不能包含-")

	}
	return nil
}

//
func HouseAdd(ctx context.Context, req *pb_v1.HouseAddRequest) (reply *pb_v1.HouseAddReply, err error) {

	reply = &pb_v1.HouseAddReply{}

	// 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 = checkHouseAddParam(req)
	if err != nil {
		return nil, err
	}

	dbname := utils.GetGardenDbName(req.GardenId)
	unit := dbmodel.NewUnit(dbname)

	where := map[string]interface{}{
		"id": req.UnitId,
	}
	err = unit.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if unit.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}

	building := dbmodel.NewBuilding(dbname)
	where = map[string]interface{}{
		"id": unit.BuildingId,
	}
	err = building.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if building.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}
	if building.ID != req.BuildingId {
		return nil, status.Error(10003, "单元和楼栋不匹配")
	}

	now := time.Now()
	house := dbmodel.THouse{
		//GardenId:      req.GardenId,
		HouseType:     req.HouseType,
		HouseNumber:   req.HouseNumber,
		BuildingId:    unit.BuildingId,
		UnitId:        req.UnitId,
		HasLift:       unit.HasLift,
		HouseArea:     req.HouseArea,
		HouseUsedArea: req.HouseUsedArea,
		Layer:         req.Layer,
		RoomCount:     req.RoomCount,
		HallCount:     req.HallCount,
		UpdatedAt:     now,
		CreatedAt:     now,
		Status:        HouseStatusWait,
	}
	house.SetTable(dbname)
	db := database.DB().Begin()
	defer func() {
		if err != nil {
			db.Rollback()
		}
	}()
	err = house.Insert(db)
	if err != nil {
		if strings.Contains(strings.ToLower(err.Error()), "duplicate") {
			return nil, errors.ErrRecordExist
		}
		return nil, errors.DataBaseError
	}

	mreq := pb_v1.ObjStatisticSetRequest{
		ObjType:       statistic.ObjTypeHouse,
		TotalIncrease: int64(1),
		GardenId:      req.GardenId,
	}
	err = statistic.ObjStatisticSetWithDb(&mreq, db)
	if err != nil {
		return nil, err
	}

	if err = checkHouseCount(req.GardenId, int64(1)); err != nil {
		return nil, err
	}
	if err = houseCountChange(req.GardenId, int64(1)); err != nil {
		return nil, err
	}
	db.Commit()
	reply.Id = house.ID

	return reply, nil
}