package devices

import (
	"errors"
	"gorm.io/gorm"
	"server/dao/devices"
	promodel "server/model/common/devices"
	"server/model/common/request"
	model "server/model/devices"
	"server/service/tcp"
	"server/utils/logger"
	"time"
)

type ScreensService struct{}

func (screensService *ScreensService) GetScreensInfoList(info request.PageInfo) (list interface{}, total int64, err error) {
	limit := info.PageSize
	offset := info.PageSize * (info.Page - 1)
	keyword := info.Keyword
	shunt := info.Shunt

	gatewayList, total, err := devices.QueryScreensInfoList(limit, offset, keyword, shunt)

	return gatewayList, total, err
}

func (screensService *ScreensService) QueryScreensParms() (list interface{}, err error) {
	resolution := devices.Resolution{}
	getResolution, err := resolution.GetResolution()

	screensSize := devices.ScreensSize{}
	getScreensSize, err := screensSize.GetScreensSize()

	way := devices.GateWay{}
	gatewayList, err := way.PublicGateway()

	params := model.RspParams{Resolution: getResolution, ScreensSize: getScreensSize, PubGateway: gatewayList}

	return params, err
}

func (screensService *ScreensService) DelScreens(id int) error {
	s := devices.Screens{}
	err := s.DelScreens(id)
	return err
}

func (screensService *ScreensService) AddScreens(screens devices.Screens) error {
	err := screens.IsExistedByCode()
	if !errors.Is(err, gorm.ErrRecordNotFound) {
		logger.Logger.Errorf("Create IsExistedByCode \n")
		return errors.New("设备编码已存在！")
	}
	err = screens.AddScreens()
	return err
}

func (screensService *ScreensService) UpdateScreens(screens devices.Screens) error {
	err := screens.UpdateScreens()
	return err
}

/**
以下是关于设备操作的一些业务方法
*/

// 开关屏
func (screensService *ScreensService) SwitchScreens(swatch promodel.SwitchScreens) error {
	//判断组网方式 0代表网关 1代表4G模块
	if swatch.Network == 1 {
		err := tcp.SwitchScreen(swatch.Sn, swatch.Flag)
		if err != nil {
			logger.Logger.Errorf("SwitchScreens faild \n")
			return errors.New("开关屏幕失败！")
		}
	} else {
		//	TODO 通过mqtt发送指令开关屏
		return nil
	}
	return nil
}

// 发送内码文字
func (screensService *ScreensService) SendInternalCode(sn string, content []promodel.InternalCodeContent) error {
	err := tcp.SendInternalCode(sn, content)
	if err != nil {
		logger.Logger.Errorf("SendInternalCode faild \n")
		return errors.New("发送内码文字失败！")
	}
	return nil
}

// 远程喊话
func (screensService *ScreensService) VoiceBroad(sn string, content string) error {
	err := tcp.VoiceBroad(sn, content)
	if err != nil {
		logger.Logger.Errorf("SendInternalCode faild \n")
		return errors.New("远程喊话失败！")
	}
	return nil
}

func (screensService *ScreensService) SetBright(sb model.ReqBrightness) error {
	//先将白天、晚上亮度更新到数据库
	screens := devices.Screens{}
	err := screens.UpdateBrightnessBySn(sb.Sn, sb.DayBright, sb.NightBright)
	if err != nil {
		logger.Logger.Errorf("SetBright faild \n")
		return errors.New("亮度更新数据库失败！")
	}

	//判断当前时间是白天还是晚上(立马去更改当前所处时间的亮度)
	currentTime := time.Now()

	// 获取当前小时和分钟
	hour := currentTime.Hour()
	minute := currentTime.Minute()

	// 判断当前时间是否在 8:00 到 18:00 之间
	if (hour > 8 || (hour == 8 && minute >= 0)) && (hour < 18) {
		//白天
		err = tcp.SetBrightness(sb.Sn, sb.DayBright)
		if err != nil {
			logger.Logger.Errorf("SetBright[白天] faild \n")
			return errors.New("设置白天亮度失败！")
		}
	} else {
		//晚上
		err = tcp.SetBrightness(sb.Sn, sb.NightBright)
		if err != nil {
			logger.Logger.Errorf("SetBright[晚上] faild \n")
			return errors.New("设置晚上亮度失败！")
		}
	}
	return nil
}