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

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

func checkHouseRentAppointmentAddParam(req *pb_v1.HouseRentAppointmentAddRequest) error {
	switch {
	case req.GardenId < 1:
		return status.Error(10003, "小区不能为空")
	case req.Uid < 1:
		return status.Error(10003, "用户不能为空")
	case req.Name == "":
		return status.Error(10003, "名字不能为空")
	case req.RentId < 1:
		return status.Error(10003, "租房信息不能为空")
	case req.Phone == "":
		return status.Error(10003, "手机号不能为空")
	case req.Gender == 0:
		return status.Error(10003, "性别不能为空")

	}
	return nil

}

const (
	_ = iota
	HouseRentAppointmentWait
	HouseRentAppointmentAccess
	HouseRentAppointmentRefruse
	HouseRentAppointmentNotVisit
	HouseRentAppointmentVisited
	HouseRentAppointmentExpired
)

var HouseRentAppointmentStatusM = map[int]string{
	HouseRentAppointmentWait:     "等待处理",
	HouseRentAppointmentAccess:   "已受理",
	HouseRentAppointmentRefruse:  "无法处理",
	HouseRentAppointmentNotVisit: "未到访",
	HouseRentAppointmentVisited:  "已到访",
}

//
func HouseRentAppointmentAdd(ctx context.Context, req *pb_v1.HouseRentAppointmentAddRequest) (reply *pb_v1.HouseRentAppointmentAddReply, err error) {

	reply = &pb_v1.HouseRentAppointmentAddReply{}

	// 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"))
			}
		}
	}()
	// 参数检查
	err = checkHouseRentAppointmentAddParam(req)
	if err != nil {
		return nil, err
	}

	now := time.Now()
	rent := dbmodel.THouseRent{}
	where := map[string]interface{}{
		"id": req.RentId,
	}
	err = rent.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if rent.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}

	p := &dbmodel.THouseRentAppointment{
		Uid:             req.Uid,
		Name:            req.Name,
		Phone:           req.Phone,
		AppointmentTime: req.AppointmentTime,
		UpdatedAt:       now,
		CreatedAt:       now,
		Gender:          req.Gender,
		HouseName:       rent.HouseName,
		RentId:          req.RentId,
		Area:            rent.RoomArea,
		Layer:           rent.Layer,
		Status:          HouseRentAppointmentWait,
		GardenId:        req.GardenId,
	}

	err = p.Insert(database.DB())
	if err != nil {
		if strings.Contains(strings.ToLower(err.Error()), "duplicate") {
			return nil, status.Error(10003, "不能重复预约")
		}
		return nil, errors.DataBaseError
	}

	mreq := pb_v1.SystemMsgAddRequest{
		GardenId: req.GardenId,
		Content:  "新的租房看房预约",
		Code:     SystemMsgCodeRentAppointment,
	}
	pb.Garden.SystemMsgAdd(ctx, &mreq)

	reply.Id = p.ID

	return reply, nil
}