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

package repair

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

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

const (
	RepairOrderStatusCreate = 1
	RepairOrderStatusSend   = 2
	RepairOrderStatusFinish = 3
)

const (
	RepairPipelineStatusCreate = 1
	RepairPipelineStatusSend   = 2
	RepairPipelineStatusFinish = 3
	RepairPipelineStatusBack   = 4
	RepairPipelineStatusResend = 5
)

var RepairOrderStatusM = map[int32]string{
	RepairOrderStatusCreate: "未派单",
	RepairOrderStatusSend:   "已派单",
	RepairOrderStatusFinish: "已完结",
}

var RepairPipelineStatusM = map[int32]string{
	RepairPipelineStatusCreate: "未派单",
	RepairPipelineStatusSend:   "已派单",
	RepairPipelineStatusFinish: "已完结",
	RepairPipelineStatusBack:   "退单",
	RepairPipelineStatusResend: "转单",
}

type RepairOrderPipelineData struct {
	// 处理意见
	Feedback string `json:"feedback"`
	// 处理时间
	HandleTime string `json:"handle_time"`
	LastUid    int64  `json:"last_uid"`
	CurrentUid int64  `json:"current_uid"`
	// 上级处理人是公司账户
	LastByCompany bool  `json:"last_by_company"`
	Status        int32 `json:"status"`
}

func checkRepairOrderAddParam(req *pb_v1.RepairOrderAddRequest) error {

	switch {
	case req.GardenId == 0:
		return status.Error(10003, "小区不能为空")
	case req.ClassId < 1:
		return status.Error(10003, "报修类型不能为空")
	case req.ApplyPeople == "":
		return status.Error(10003, "报修人不能为空")
	case req.ApplyPeoplePhone == "" || !utils.VerifyMobileFormat(req.ApplyPeoplePhone):
		return status.Error(10003, "手机格式错误")
	case req.ApplyContent == "":
		return status.Error(10003, "报修内容不能为空")
	}
	return nil
}

func getHouseInfo(id int64, gardenId int64) (houseInfo *pb_v1.HouseItem, err error) {
	// 获取房屋信息
	mreq := &pb_v1.HouseListRequest{
		GardenId: gardenId,
		HouseId:  id,
		PageSize: -1,
		Page:     -1,
	}
	mreply, err := house.HouseList(context.Background(), mreq)
	if err != nil {
		return nil, err
	}
	if len(mreply.List) == 0 {
		return nil, status.Error(10003, "房屋未录入")
	}
	return mreply.List[0], nil
}

type UserInfo struct {
	Name  string
	Phone string
}

func getUserInfos(ids []int64, gardenId int64) (map[int64]UserInfo, error) {
	ret := map[int64]UserInfo{}
	if len(ids) == 0 {
		return ret, nil
	}
	mreq := pb_v1.UserListRequest{
		GardenId: gardenId,
		Ids:      ids,
		PageSize: -1,
		Page:     -1,
	}
	mreply, err := pb.System.UserList(context.Background(), &mreq)
	if err != nil {
		return ret, err
	}
	for _, v := range mreply.List {
		ret[v.Id] = UserInfo{Name: v.RealName, Phone: v.Phone}
	}
	for _, v := range ids {
		if _, ok := ret[v]; !ok {
			ret[v] = UserInfo{}
		}
	}
	return ret, nil
}

func RepairOrderAdd(ctx context.Context, req *pb_v1.RepairOrderAddRequest) (reply *pb_v1.RepairOrderAddReply, err error) {

	reply = &pb_v1.RepairOrderAddReply{}

	// 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 = checkRepairOrderAddParam(req)
	if err != nil {
		return nil, err
	}
	now := time.Now()

	dbname := utils.GetGardenDbName(req.GardenId)

	class := dbmodel.NewRepairClass(dbname)
	where := map[string]interface{}{
		"id": req.ClassId,
	}
	err = class.Find(database.DB(), where)
	if err != nil && err != gorm.ErrRecordNotFound {
		return nil, errors.DataBaseError
	}
	if class.ID == 0 {
		return nil, errors.ErrRecordNotFound
	}
	if class.Enable == 2 {
		return nil, status.Error(10003, "报修类型未启用")
	}

	pipeline := RepairOrderPipelineData{
		LastUid:       req.LastUid,
		HandleTime:    now.Format("2006-01-02 15:04:05"),
		Status:        RepairPipelineStatusCreate,
		LastByCompany: req.ByCompany,
	}
	pipeArray := []RepairOrderPipelineData{pipeline}
	bytes, _ := json.Marshal(pipeArray)

	p := dbmodel.TRepairOrder{
		ClassId:          req.ClassId,
		ApplyPeople:      req.ApplyPeople,
		ApplyPeoplePhone: req.ApplyPeoplePhone,
		Appointment:      time.Unix(req.Appointment, 0),
		ApplyContent:     req.ApplyContent,
		ApplyPic:         utils.StringJoin(req.ApplyPic, ";"),
		LastUid:          req.LastUid,
		Status:           RepairOrderStatusCreate,
		Pipeline:         string(bytes),
		CreatedAt:        now,
		UpdatedAt:        now,
		LastUidIsCompany: req.ByCompany,
		HouseholdUid:     req.HouseholdUid,
	}

	if req.HouseId > 0 {
		houseInfo, err := getHouseInfo(req.HouseId, req.GardenId)
		if err != nil {
			return nil, err
		}
		p.HouseId = req.HouseId
		p.BuildingId = houseInfo.BuildingId
		p.UnitId = houseInfo.UnitId
		p.HouseName = houseInfo.HouseName
	}

	p.SetTable(dbname)
	db := database.DB().Begin()
	err = p.Insert(db)
	if err != nil {
		db.Rollback()
		return nil, errors.DataBaseError
	}
	reply.Id = p.ID

	mreq := pb_v1.SystemMsgAddRequest{
		GardenId: req.GardenId,
		Content:  "新的报事报修",
		Code:     system_msg.SystemMsgCodeRepairOrder,
	}

	statisticReq := pb_v1.RepairStatisticSetRequest{
		HandleType:    statistic.HandleTypeRepair,
		TotalIncrease: int64(1),
		GardenId:      req.GardenId,
	}

	err = statistic.RepairStatisticSetWithDb(&statisticReq, db)

	if err != nil {
		db.Rollback()
		return nil, err
	}

	if err := oss_utils.OssObjAdd(req.ApplyPic, nil); err != nil {
		db.Rollback()
		return nil, err
	}

	db.Commit()

	system_msg.SystemMsgAdd(ctx, &mreq)

	return reply, nil
}