package gate_command

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-device/errors"
	dbmodel "property-device/model"
	pb_v1 "property-device/pb/v1"
)

func checkGateCommandListParam(req *pb_v1.GateCommandListRequest) error {
	switch {
	case req.DeviceId == 0:
		return status.Error(10003, "设备id不能为空")
	}
	if req.Page == 0 {
		req.Page = 1
	}
	if req.PageSize == 0 {
		req.PageSize = 10
	}
	return nil
}

func GateCommandList(ctx context.Context, req *pb_v1.GateCommandListRequest) (reply *pb_v1.GateCommandListReply, err error) {

	reply = &pb_v1.GateCommandListReply{}

	// 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 = checkGateCommandListParam(req)
	if err != nil {
		return nil, err
	}

	p := &dbmodel.TGateCommand{}

	where := [][2]interface{}{}
	where = dbmodel.WhereAdd(where, "device_id", req.DeviceId)
	where = dbmodel.WhereAdd(where, "code in", []int{1, 2})
	if req.Start > 0 {
		where = dbmodel.WhereAdd(where, "created_at >=", req.Start)
	}
	if req.End > 0 {
		where = dbmodel.WhereAdd(where, "created_at <", req.End)
	}
	if req.Status > 0 {
		where = dbmodel.WhereAdd(where, "status", req.Status)
	}
	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
	}
	reply.List = make([]*pb_v1.GateCommandItem, len(list))
	for i, v := range list {
		reply.List[i] = &pb_v1.GateCommandItem{
			DeviceId: v.DeviceId,
			Desc:     v.Desc,
			// 1 待执行 2 执行中 3 执行完成
			Status:    v.Status,
			CreatedAt: v.CreatedAt.Unix(),
			// 1 成功 2 失败
			ResultStatus: v.ResultStatus,
			// 结果描述
			ResultStatusDesc: v.ResultStatusDesc,
			Id:               v.ID,
		}
	}
	return reply, nil
}