// 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-household/errors"
	"property-household/impl/v1/oss_utils"
	dbmodel "property-household/model"
	"property-household/pb"
	pb_v1 "property-household/pb/v1"
	"property-household/utils"
	"strings"
	"time"

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

// 房屋状态 未入住 已入住
const (
	HouseStatusWait = 1
	HouseStatusUsed = 2
	//HouseStatusRented = 3
)

// 认证状态
const (
	HouseholdApproveStatusWait        = 1
	HouseholdApproveStatusSuccess     = 2
	HouseholdApproveStatusFail        = 3
	HouseholdApproveStatusFailAndWait = 4
)

const (
	SystemMsgCodeHouseholdBindHouse    = "1"
	SystemMsgCodeRepairOrder           = "2"
	SystemMsgCodeRepairOrderSended     = "3"
	SystemMsgCodeSuggestionOrder       = "4"
	SystemMsgCodeSuggestionOrderSended = "5"
	SystemMsgCodeRent                  = "6"
	SystemMsgCodeRentAppointment       = "7"
)

func checkHouseholdApplyParam(req *pb_v1.HouseholdApplyRequest) error {
	switch {
	case req.Phone == "":
		//return status.Error(10003, "手机号不能为空")
	case req.HouseId < 1:
		return status.Error(10003, "房屋不能为空")
	case req.Uid < 1:
		return status.Error(10003, "用户不能为空")
	case req.UserType < 1:
		return status.Error(10003, "业主类型不能为空")
	case req.IdType < 1:
		//return status.Error(10003, "证件类型不能为空，请先完成实名认证")
	case req.IdNumber == "":
		//return status.Error(10003, "证件号不能为空，请先完成实名认证")
	case req.Name == "":
		//return status.Error(10003, "姓名不能为空")
	case req.GardenId < 1:
		return status.Error(10003, "小区不能为空")

	}
	return nil
}

func GetHouseInfo(id int64, gardenId int64) (data *pb_v1.HouseInfoReply, err error) {
	mreq := &pb_v1.HouseInfoRequest{
		HouseId:  id,
		GardenId: gardenId,
	}
	return pb.Garden.HouseInfo(context.Background(), mreq)
}

//
func HouseholdApply(ctx context.Context, req *pb_v1.HouseholdApplyRequest) (reply *pb_v1.HouseholdApplyReply, err error) {

	reply = &pb_v1.HouseholdApplyReply{}

	// 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 = checkHouseholdApplyParam(req)
	if err != nil {
		return nil, err
	}
	info, err := GetHouseInfo(req.HouseId, req.GardenId)
	if err != nil {
		return nil, err
	}
	idNumber := ""
	if req.IdNumber != "" {
		idNumber = utils.CertEncrypt(idNumber)
	}

	// 检查用户
	user := dbmodel.TUser{}
	where := map[string]interface{}{
		"id": req.Uid,
	}
	err = user.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if user.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}

	// 检查是否与已审核的记录重复
	houseApproved := dbmodel.THouseApproved{}
	where = map[string]interface{}{
		"uid":       req.Uid,
		"garden_id": req.GardenId,
		"house_id":  req.HouseId,
	}
	count, err := houseApproved.Count(database.DB(), where, nil)
	if err != nil {
		return nil, errors.DataBaseError
	}
	if count > 0 {
		return nil, errors.ErrDuplicate
	}
	if user.Phone == "" || user.IdType < 1 || user.RealName == "" || user.IdNumber == "" {
		return nil, status.Error(10003, "请先实名认证")
	}

	now := time.Now()

	house := dbmodel.THouse{
		GardenId:       info.GardenId,
		Uid:            req.Uid,
		ApproveStatus:  HouseholdApproveStatusWait,
		CreatedAt:      now,
		UpdatedAt:      now,
		UserType:       req.UserType,
		HouseId:        req.HouseId,
		BuildingNumber: info.BuildingNumber,
		UnitNumber:     info.UnitNumber,
		HouseNumber:    info.HouseNumber,
		UniqFlag:       1,
		BuildingId:     info.BuildingId,
		UnitId:         info.UnitId,
		IdType:         user.IdType,
		IdNumber:       user.IdNumber,
		Phone:          user.Phone,
		Name:           user.RealName,
		ApprovedAt:     now,
		OpenId:         user.OpenId,
	}
	if len(req.Appendix) > 0 {
		house.Appendix = strings.Join(req.Appendix, ";")
	}
	db := database.DB().Begin()
	err = house.Insert(db)
	if err != nil {
		db.Rollback()
		msg := strings.ToLower(err.Error())
		if strings.Contains(msg, "duplicate") {
			return nil, errors.ErrDuplicate
		}
		return nil, errors.DataBaseError
	}
	reply.Id = house.ID

	statisticReq := pb_v1.RepairStatisticSetRequest{
		HandleType:    3,
		TotalIncrease: int64(1),
		GardenId:      req.GardenId,
	}
	if err := oss_utils.OssObjAdd(req.Appendix, nil); err != nil {
		db.Rollback()
		return nil, err
	}

	_, err = pb.Garden.RepairStatisticSet(ctx, &statisticReq)
	if err != nil {
		db.Rollback()
		return nil, err
	}
	db.Commit()

	mreq := pb_v1.SystemMsgAddRequest{
		GardenId: req.GardenId,
		Content:  "新的住户入住申请",
		Code:     SystemMsgCodeHouseholdBindHouse,
	}
	pb.Garden.SystemMsgAdd(ctx, &mreq)

	return reply, nil
}