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

package vehicle

import (
	"context"
	"encoding/json"
	"fmt"
	"property-garden/errors"
	dbmodel "property-garden/model"
	pb_v1 "property-garden/pb/v1"
	"property-garden/utils"

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

func checkVehicleListParam(req *pb_v1.VehicleListRequest) error {
	switch {
	case req.GardenId == 0:
		return status.Error(10003, "小区不能为空")
	}
	if req.PageSize == 0 {
		req.PageSize = 10
	}
	if req.Page == 0 {
		req.Page = 1
	}

	return nil

}

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 getSpaceInfos(spaceIds []int64, dbname string) (map[int64]dbmodel.TSpacePark, error) {
	p := dbmodel.NewSpacePark(dbname)
	ret := map[int64]dbmodel.TSpacePark{}
	if len(spaceIds) == 0 {
		return ret, nil
	}
	where := map[string]interface{}{
		"id in": spaceIds,
	}
	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 VehicleList(ctx context.Context, req *pb_v1.VehicleListRequest) (reply *pb_v1.VehicleListReply, err error) {

	reply = &pb_v1.VehicleListReply{}

	// 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 = checkVehicleListParam(req)
	if err != nil {
		return nil, err
	}
	dbname := utils.GetGardenDbName(req.GardenId)
	p := dbmodel.NewVehicle(dbname)
	where := map[string]interface{}{
		//"garden_id":req.GardenId,
	}
	if req.VehicleType > 0 {
		where["vehicle_type"] = req.VehicleType
	}
	if req.PlateNo != "" {
		where["plate_no"] = req.PlateNo
	}
	if req.BindType > 0 {
		where["bind_type"] = req.BindType
	}
	if req.HouseholdUid > 0 {
		where["household_uid"] = req.HouseholdUid
	}
	reply.Page = req.Page
	reply.Total, err = p.Count(database.DB(), where, nil)
	if err != nil {
		return nil, errors.DataBaseError
	}
	if reply.Total == 0 {
		return reply, nil
	}
	list, err := p.List(database.DB(), where, nil, int(req.Page), int(req.PageSize))
	if err != nil {
		return nil, errors.DataBaseError
	}

	householdUids := []int64{}
	spaceIds := []int64{}
	for _, v := range list {
		if v.HouseholdUid > 0 {
			householdUids = append(householdUids, v.HouseholdUid)
		}
		if v.SpaceId > 0 {
			spaceIds = append(spaceIds, v.SpaceId)
		}

	}
	householdInfoM, err := getHouseholdInfos(householdUids, dbname)
	if err != nil {
		return nil, err
	}
	spackeInfoM, err := getSpaceInfos(spaceIds, dbname)
	if err != nil {
		return nil, err
	}

	reply.List = make([]*pb_v1.VehicleItem, len(list))
	for i, v := range list {

		item := &pb_v1.VehicleItem{
			PlateNo:          v.PlateNo,
			VehicleType:      v.VehicleType,
			Vin:              v.Vin,
			EngineNo:         v.EngineNo,
			Brand:            v.Brand,
			Color:            v.Color,
			SpaceId:          v.SpaceId,
			HouseholdUid:     v.HouseholdUid,
			BindType:         v.BindType,
			Displacement:     v.Displacement,
			DisplacementUnit: v.DisplacementUnit,
			Seat:             v.Seat,
			Id:               v.ID,
			HouseholdPhone:   householdInfoM[v.HouseholdUid].Phone,
			HouseholdName:    householdInfoM[v.HouseholdUid].Name,
			ParkId:           v.ParkId,
			ParkNumber:       spackeInfoM[v.SpaceId].ParkNumber,
			ParkName:         spackeInfoM[v.SpaceId].ParkName,
			SpaceNumber:      spackeInfoM[v.SpaceId].SpaceNumber,
		}
		if utils.BrandMap[v.Brand] {
			if v.Brand != "其他" {
				item.BrandPic = parser.Conf.Oss.Protocol + "://" + parser.Conf.Oss.Endpoint + "/" + parser.Conf.Oss.BrandBucket + "/" + v.Brand + ".png"
			}
		}

		reply.List[i] = item
	}

	return reply, nil
}