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

package park_space

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

func getHouseholdInfos(uids []int64, dbname string) (map[int64]dbmodel.THouseApprovedGarden, error) {
	p := dbmodel.NewHouseApprovedGarden(dbname)
	ret := map[int64]dbmodel.THouseApprovedGarden{}
	if len(uids) == 0 {
		return ret, nil
	}
	where := map[string]interface{}{
		"uid in": uids,
	}
	list, err := p.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}

	for _, v := range list {
		ret[v.Uid] = v
	}
	return ret, nil
}

func getHouseholdHouseIds(uid int64, dbname string) ([]int64, error) {
	where := map[string]interface{}{
		"uid": uid,
	}
	h := dbmodel.NewHouseApprovedGarden(dbname)
	hlist, err := h.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}

	hids := make([]int64, len(hlist))
	for i, v := range hlist {
		hids[i] = v.HouseId
	}
	return hids, nil
}

func GetVehicleInfos(ids []int64, dbname string) (map[int64]dbmodel.TVehicle, error) {
	ret := map[int64]dbmodel.TVehicle{}
	if len(ids) == 0 {
		return ret, nil
	}
	p := dbmodel.NewVehicle(dbname)
	where := map[string]interface{}{
		"id in": ids,
	}
	list, err := p.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}

	for _, v := range list {
		ret[v.ID] = v
	}
	return ret, nil
}

//
func ParkSpaceList(ctx context.Context, req *pb_v1.ParkSpaceListRequest) (reply *pb_v1.ParkSpaceListReply, err error) {
	reply = &pb_v1.ParkSpaceListReply{}

	// 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"))
			}
		}
	}()
	if req.GardenId < 1 {
		return nil, errors.ParamsError
	}
	if req.Page == 0 {
		req.Page = 1
	}
	if req.PageSize == 0 {
		req.PageSize = 10
	}
	dbname := utils.GetGardenDbName(req.GardenId)
	p := dbmodel.NewSpacePark(dbname)
	where := map[string]interface{}{
		//"garden_id":req.GardenId,
	}
	if req.SpaceType > 0 {
		where["space_type"] = req.SpaceType
	}
	if req.ParkId > 0 {
		where["park_id"] = req.ParkId
	}
	if req.SpaceNumber != "" {
		where["space_number"] = req.SpaceNumber
	}
	if req.HouseId > 0 {
		where["house_id"] = req.HouseId
	}
	or := map[string]interface{}{}
	if req.BindType == BindTypeRent {
		or["bind_status"] = SpaceBindStatusEmpty
		if req.BindSpaceId > 0 {
			or["id"] = req.BindSpaceId
		}
	}
	// 查找业主购买的车位
	if req.BindType == BindTypeSell {
		if req.HouseholdUid < 0 {
			return nil, status.Error(10003, "搜索已售车位，业主uid不能为空")
		}
		hids, err := getHouseholdHouseIds(req.HouseholdUid, dbname)
		if err != nil {
			return nil, err
		}
		if len(hids) == 0 {
			return nil, status.Error(10003, "未找到该业主房屋")
		}
		where["house_id in"] = hids
	}

	reply.Page = req.Page
	reply.Total, err = p.Count(database.DB(), where, or)
	if err != nil {
		return nil, errors.DataBaseError
	}
	if reply.Total == 0 {
		return reply, nil
	}
	list, err := p.List(database.DB(), where, or, int(req.Page), int(req.PageSize))
	if err != nil {
		return nil, errors.DataBaseError
	}
	reply.List = make([]*pb_v1.ParkSpaceItem, len(list))
	houseIds := []int64{}
	vehicleIds := []int64{}
	for _, v := range list {
		if v.HouseId > 0 {
			houseIds = append(houseIds, v.HouseId)
		}
		if v.VehicleId > 0 {
			vehicleIds = append(vehicleIds, v.VehicleId)
		}
	}
	houseInfoM, err := charge_utils.GetHouseInfos(houseIds, dbname)
	if err != nil {
		return nil, err
	}
	vehicleInfoM, err := GetVehicleInfos(vehicleIds, dbname)
	if err != nil {
		return nil, err
	}

	for i, v := range list {
		reply.List[i] = &pb_v1.ParkSpaceItem{
			Id:          v.ID,
			SpaceNumber: v.SpaceNumber,
			SpaceType:   v.SpaceType,
			SpaceArea:   v.SpaceArea,
			ParkId:      v.ParkId,
			ParkType:    v.ParkType,
			ParkNumber:  v.ParkNumber,
			ParkName:    v.ParkName,
			Comment:     v.Comment,
			HouseId:     v.HouseId,
			Status:      v.Status,
			HouseName:   fmt.Sprintf("%v-%v-%v", houseInfoM[v.HouseId].BuildingNumber, houseInfoM[v.HouseId].UnitNumber, houseInfoM[v.HouseId].HouseNumber),
			CreatedAt:   v.CreatedAt.Format("2006-01-02 15:04:05"),
		}
		if v.Status == SpaceStatusRent && v.VehicleId > 0 {
			reply.List[i].PlateNo = vehicleInfoM[v.VehicleId].PlateNo
		}
	}

	return reply, nil
}