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

package household

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"
	"property-garden/errors"
	dbmodel "property-garden/model"
	pb_v1 "property-garden/pb/v1"
	"property-garden/utils"
)

func checkGardenHouseholdUnitIdsParam(req *pb_v1.GardenHouseholdUnitIdsRequest) error {
	switch {
	case req.GardenId < 1:
		return status.Error(10003, "id不能为空")
	case len(req.Uids) == 0:
		return status.Error(10003, "用户id不能为空")
	}

	return nil
}

type UnitIdInfo struct {
	Uid            int64  `gorm:"column:uid" json:"uid"`
	UnitId         int64  `gorm:"column:unit_id" json:"unit_id"`
	BuildingNumber string `gorm:"column:building_number" json:"building_number"`
	UnitNumber     int64  `gorm:"column:unit_number" json:"unit_number"`
	HouseNumber    string `gorm:"column:house_number" json:"house_number"`
	UserType       int32  `gorm:"column:user_type" json:"user_type"`
}

//
func GardenHouseholdUnitIds(ctx context.Context, req *pb_v1.GardenHouseholdUnitIdsRequest) (reply *pb_v1.GardenHouseholdUnitIdsReply, err error) {

	reply = &pb_v1.GardenHouseholdUnitIdsReply{}

	// 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 = checkGardenHouseholdUnitIdsParam(req)
	if err != nil {
		return nil, err
	}
	dbname := utils.GetGardenDbName(req.GardenId)
	p := dbmodel.NewHouseApprovedGarden(dbname)

	where := map[string]interface{}{
		"uid in": req.Uids,
	}

	array := []UnitIdInfo{}
	err = p.SelectList(database.DB(), where, nil, "uid, unit_id, building_number, unit_number, house_number, user_type", -1, -1, &array)
	if err != nil {
		return nil, errors.DataBaseError
	}
	if len(array) == 0 {
		return reply, nil
	}
	uidM := map[int64][]int64{}
	houseNameM := map[int64]string{}
	m := map[string]bool{}
	userType := int32(1)
	for _, v := range array {
		userType = v.UserType
		if houseNameM[v.Uid] == "" {
			houseNameM[v.Uid] = fmt.Sprintf("%v-%v-%v", v.BuildingNumber, v.UnitNumber, v.HouseNumber)
		} else {
			houseNameM[v.Uid] = houseNameM[v.Uid] + ";" + fmt.Sprintf("%v-%v-%v", v.BuildingNumber, v.UnitNumber, v.HouseNumber)
		}
		if m[fmt.Sprintf("%d-%d", v.Uid, v.UnitId)] {
			continue
		}
		uidM[v.Uid] = append(uidM[v.Uid], v.UnitId)
		m[fmt.Sprintf("%d-%d", v.Uid, v.UnitId)] = true
	}

	reply.List = make([]*pb_v1.GardenHouseholdUnitId, len(uidM))
	i := 0
	for k, v := range uidM {
		reply.List[i] = &pb_v1.GardenHouseholdUnitId{Uid: k, UnitIds: v, HouseNames: houseNameM[k], UserType: userType}
	}
	return reply, nil
}