package gate_unit

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"
	"gorm.io/gorm"
	"property-device/errors"
	dbmodel "property-device/model"
	pb_v1 "property-device/pb/v1"
	"property-device/utils/gate_utils"
)

func checkGateUnitDeviceParam(req *pb_v1.GateUnitDeviceRequest) error {
	switch {
	case req.GardenId == 0:
		return status.Error(10003, "小区不能为空")
	case len(req.UnitId) == 0:
		return status.Error(10003, "单元不能为空")
	}
	return nil
}

func GateUnitDevice(ctx context.Context, req *pb_v1.GateUnitDeviceRequest) (reply *pb_v1.GateUnitDeviceReply, err error) {

	reply = &pb_v1.GateUnitDeviceReply{}

	// 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 = checkGateUnitDeviceParam(req)
	if err != nil {
		return nil, err
	}
	if err != nil {
		return nil, err
	}
	p := &dbmodel.TGateUnit{}
	where := [][2]interface{}{}
	where = dbmodel.WhereAdd(where, "garden_id", req.GardenId)
	where = dbmodel.WhereAdd(where, "unit_id in", req.UnitId)

	if req.OnlyHas {
		err = p.Find(database.DB(), where)
		if err != nil && err != gorm.ErrRecordNotFound {
			return nil, errors.DataBaseError
		}
		if p.ID > 0 {
			reply.HasDevice = true
		}
		return reply, nil
	}

	list, err := p.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}
	deviceIds := []int64{}
	dm := map[int64]bool{}
	for _, v := range list {
		if dm[v.DeviceId] {
			continue
		}
		dm[v.DeviceId] = true
		deviceIds = append(deviceIds, v.DeviceId)
	}
	if len(deviceIds) == 0 {
		return reply, nil
	}

	gt := &dbmodel.TGate{}
	where = [][2]interface{}{}
	where = dbmodel.WhereAdd(where, "id in", deviceIds)
	glist, err := gt.List(database.DB(), where, nil, -1, -1)
	if err != nil {
		return nil, errors.DataBaseError
	}
	if len(glist) == 0 {
		return reply, nil
	}

	reply.List = make([]*pb_v1.GateItem, len(glist))
	for i, v := range glist {
		reply.List[i] = &pb_v1.GateItem{
			// 设备id
			DeviceId: v.ID,
			// 设备名
			DeviceName: v.DeviceName,
			// 序列号
			Sn: v.Sn,
			// 厂商
			Manufactor: v.Manufactor,
			// 授权key
			AuthKey: v.AuthKey,
			// 协议
			Protocol: v.Protocol,
			// 小区id
			GardenId: v.GardenId,
			// 小区名
			GardenName: "",
			// 出库人
			OutUser: v.OutUser,
			// 出库时间
			OutTime: v.OutTime,
			// 1 在线 2 离线
			Status: v.Status,
			Enable: false,
			// 1 进场 2 出场 3 进出场
			Direction:    v.Direction,
			Location:     v.Location,
			QcodeSupport: v.QcodeSupport,
			PicSupport:   v.PicSupport,
			CardSupport:  v.CardSupport,
			Ip:           v.Ip,
			Mac:          v.Mac,
			UserName:     v.UserName,
			Password:     v.Password,
			ProtocolDesc: gate_utils.GateProtocolNameMap[v.Protocol],
		}
		if v.Enable == 1 {
			reply.List[i].Enable = true
		}

	}

	return reply, nil
}