smart_intersectionV2.0/server/service/devices/camera.go

package devices

import (
	"server/dao"
	"server/model/devices"
	"server/utils/cache"
)

type CameraService struct {
}

func (cs CameraService) QueryAllCameras() ([]dao.Camera, error) {
	return dao.QueryAllCameras()
}

func (cs CameraService) QueryCameraList(info devices.SearchCamera) ([]dao.Camera, int64, error) {
	limit := info.PageSize
	offset := info.PageSize * (info.Page - 1)

	cameras, total, err := dao.QueryCameraList(limit, offset)

	for i, camera := range cameras {
		status, _ := cache.GetCacheDeviceState(camera.SerialNum)
		cameras[i].State = status
	}

	return cameras, total, err
}

func (cs CameraService) CreateCamera(camera dao.Camera) error {
	return camera.CreateCamera()
}

func (cs CameraService) UpdateCamera(camera dao.Camera) error {
	return camera.UpdateCamera()
}

func (cs CameraService) DeleteCamera(id int) error {
	return dao.DeleteCamera(id)
}