gb-cms/api.go

package main

import (
	"context"
	"encoding/json"
	"fmt"
	"gb-cms/common"
	"gb-cms/dao"
	"gb-cms/hook"
	"gb-cms/log"
	"gb-cms/stack"
	"github.com/ghettovoice/gosip/sip"
	"github.com/gorilla/mux"
	"github.com/gorilla/websocket"
	"github.com/lkmio/avformat/utils"
	"io"
	"math"
	"net/http"
	"net/url"
	"os"
	"strconv"
	"strings"
	"time"
)

type ApiServer struct {
	router   *mux.Router
	upgrader *websocket.Upgrader
}

type InviteParams struct {
	DeviceID  string `json:"serial"`
	ChannelID string `json:"code"`
	StartTime string `json:"starttime"`
	EndTime   string `json:"endtime"`
	Setup     string `json:"setup"`
	Speed     string `json:"speed"`
	Token     string `json:"token"`
	streamId  common.StreamID
}

type StreamParams struct {
	Stream     common.StreamID `json:"stream"`      // Source
	Protocol   int             `json:"protocol"`    // 推拉流协议
	RemoteAddr string          `json:"remote_addr"` // peer地址
}

type PlayDoneParams struct {
	StreamParams
	Sink string `json:"sink"`
}

type QueryRecordParams struct {
	DeviceID  string `json:"serial"`
	ChannelID string `json:"code"`
	Timeout   int    `json:"timeout"`
	StartTime string `json:"starttime"`
	EndTime   string `json:"endtime"`
	//Type_     string `json:"type"`
	Command string `json:"command"` // 云台控制命令 left/up/right/down/zoomin/zoomout
}

type DeviceChannelID struct {
	DeviceID  string `json:"device_id"`
	ChannelID string `json:"channel_id"`
}

type SeekParams struct {
	StreamId common.StreamID `json:"stream_id"`
	Seconds  int             `json:"seconds"`
}

type PlatformChannel struct {
	ServerAddr string      `json:"server_addr"`
	Channels   [][2]string `json:"channels"` //二维数组, 索引0-设备ID/索引1-通道ID
}

type BroadcastParams struct {
	DeviceID  string            `json:"device_id"`
	ChannelID string            `json:"channel_id"`
	StreamId  common.StreamID   `json:"stream_id"`
	Setup     *common.SetupType `json:"setup"`
}

type RecordParams struct {
	StreamParams
	Path string `json:"path"`
}

type StreamIDParams struct {
	StreamID string `json:"streamid"`
}

type PageQuery struct {
	PageNumber *int        `json:"page_number"` // 页数
	PageSize   *int        `json:"page_size"`   // 每页大小
	TotalPages int         `json:"total_pages"` // 总页数
	TotalCount int         `json:"total_count"` // 总记录数
	Data       interface{} `json:"data"`
}

type PageQueryChannel struct {
	PageQuery
	DeviceID string `json:"device_id"`
	GroupID  string `json:"group_id"`
}

type SetMediaTransportReq struct {
	DeviceID           string `json:"serial"`
	MediaTransport     string `json:"media_transport"`
	MediaTransportMode string `json:"media_transport_mode"`
}

var apiServer *ApiServer

func init() {
	apiServer = &ApiServer{
		upgrader: &websocket.Upgrader{
			CheckOrigin: func(r *http.Request) bool {
				return true
			},
		},

		router: mux.NewRouter(),
	}
}

// 验证和刷新token
func withVerify(f func(w http.ResponseWriter, req *http.Request)) func(http.ResponseWriter, *http.Request) {
	return func(w http.ResponseWriter, req *http.Request) {
		cookie, err := req.Cookie("token")
		if err != nil {
			w.WriteHeader(http.StatusUnauthorized)
			return
		}

		ok := TokenManager.Refresh(cookie.Value, time.Now())
		if !ok {
			w.WriteHeader(http.StatusUnauthorized)
			return
		}

		f(w, req)
	}
}

func withVerify2(onSuccess func(w http.ResponseWriter, req *http.Request), onFailure func(w http.ResponseWriter, req *http.Request)) func(http.ResponseWriter, *http.Request) {
	return func(w http.ResponseWriter, req *http.Request) {
		cookie, err := req.Cookie("token")
		if err == nil && TokenManager.Refresh(cookie.Value, time.Now()) {
			onSuccess(w, req)
		} else {
			onFailure(w, req)
		}
	}
}

func startApiServer(addr string) {
	apiServer.router.HandleFunc("/api/v1/hook/on_play", common.WithJsonParams(apiServer.OnPlay, &StreamParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_play_done", common.WithJsonParams(apiServer.OnPlayDone, &PlayDoneParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_publish", common.WithJsonParams(apiServer.OnPublish, &StreamParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_publish_done", common.WithJsonParams(apiServer.OnPublishDone, &StreamParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_idle_timeout", common.WithJsonParams(apiServer.OnIdleTimeout, &StreamParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_receive_timeout", common.WithJsonParams(apiServer.OnReceiveTimeout, &StreamParams{}))
	apiServer.router.HandleFunc("/api/v1/hook/on_record", common.WithJsonParams(apiServer.OnRecord, &RecordParams{}))

	apiServer.router.HandleFunc("/api/v1/hook/on_started", apiServer.OnStarted)

	// 统一处理live/playback/download请求
	apiServer.router.HandleFunc("/api/v1/{action}/start", withVerify(common.WithFormDataParams(apiServer.OnInvite, InviteParams{})))
	// 关闭国标流. 如果是实时流, 等收流或空闲超时自行删除. 回放或下载流立即删除.
	apiServer.router.HandleFunc("/api/v1/stream/stop", withVerify(common.WithFormDataParams(apiServer.OnCloseStream, InviteParams{})))

	apiServer.router.HandleFunc("/api/v1/device/list", withVerify(common.WithQueryStringParams(apiServer.OnDeviceList, QueryDeviceChannel{})))           // 查询设备列表
	apiServer.router.HandleFunc("/api/v1/device/session/list", withVerify(common.WithQueryStringParams(apiServer.OnSessionList, QueryDeviceChannel{})))  // 推流列表
	apiServer.router.HandleFunc("/api/v1/device/session/stop", withVerify(common.WithFormDataParams(apiServer.OnSessionStop, StreamIDParams{})))         // 关闭流
	apiServer.router.HandleFunc("/api/v1/device/channellist", withVerify(common.WithQueryStringParams(apiServer.OnChannelList, QueryDeviceChannel{})))   // 查询通道列表
	apiServer.router.HandleFunc("/api/v1/device/fetchcatalog", withVerify(common.WithQueryStringParams(apiServer.OnCatalogQuery, QueryDeviceChannel{}))) // 更新通道
	apiServer.router.HandleFunc("/api/v1/playback/recordlist", withVerify(common.WithQueryStringParams(apiServer.OnRecordList, QueryRecordParams{})))    // 查询录像列表
	apiServer.router.HandleFunc("/api/v1/stream/info", withVerify(apiServer.OnStreamInfo))

	apiServer.router.HandleFunc("/api/v1/position/sub", common.WithJsonResponse(apiServer.OnSubscribePosition, &DeviceChannelID{}))        // 订阅移动位置
	apiServer.router.HandleFunc("/api/v1/playback/seek", common.WithJsonResponse(apiServer.OnSeekPlayback, &SeekParams{}))                 // 回放seek
	apiServer.router.HandleFunc("/api/v1/control/ptz", withVerify(common.WithFormDataParams(apiServer.OnPTZControl, QueryRecordParams{}))) // 云台控制

	apiServer.router.HandleFunc("/api/v1/platform/list", apiServer.OnPlatformList)                                                                 // 级联设备列表
	apiServer.router.HandleFunc("/api/v1/platform/add", common.WithJsonResponse(apiServer.OnPlatformAdd, &dao.PlatformModel{}))                    // 添加级联设备
	apiServer.router.HandleFunc("/api/v1/platform/remove", common.WithJsonResponse(apiServer.OnPlatformRemove, &dao.PlatformModel{}))              // 删除级联设备
	apiServer.router.HandleFunc("/api/v1/platform/channel/bind", common.WithJsonResponse(apiServer.OnPlatformChannelBind, &PlatformChannel{}))     // 级联绑定通道
	apiServer.router.HandleFunc("/api/v1/platform/channel/unbind", common.WithJsonResponse(apiServer.OnPlatformChannelUnbind, &PlatformChannel{})) // 级联解绑通道

	apiServer.router.HandleFunc("/api/v1/broadcast/invite", common.WithJsonResponse(apiServer.OnBroadcast, &BroadcastParams{Setup: &common.DefaultSetupType})) // 发起语音广播
	apiServer.router.HandleFunc("/api/v1/broadcast/hangup", common.WithJsonResponse(apiServer.OnHangup, &BroadcastParams{}))                                   // 挂断广播会话
	apiServer.router.HandleFunc("/api/v1/talk", apiServer.OnTalk)                                                                                              // 语音对讲

	apiServer.router.HandleFunc("/api/v1/jt/device/add", common.WithJsonResponse(apiServer.OnVirtualDeviceAdd, &dao.JTDeviceModel{}))
	apiServer.router.HandleFunc("/api/v1/jt/device/edit", common.WithJsonResponse(apiServer.OnVirtualDeviceEdit, &dao.JTDeviceModel{}))
	apiServer.router.HandleFunc("/api/v1/jt/device/remove", common.WithJsonResponse(apiServer.OnVirtualDeviceRemove, &dao.JTDeviceModel{}))
	apiServer.router.HandleFunc("/api/v1/jt/device/list", common.WithJsonResponse(apiServer.OnVirtualDeviceList, &PageQuery{}))

	apiServer.router.HandleFunc("/api/v1/jt/channel/add", common.WithJsonResponse(apiServer.OnVirtualChannelAdd, &dao.ChannelModel{}))
	apiServer.router.HandleFunc("/api/v1/jt/channel/edit", common.WithJsonResponse(apiServer.OnVirtualChannelEdit, &dao.ChannelModel{}))
	apiServer.router.HandleFunc("/api/v1/jt/channel/remove", common.WithJsonResponse(apiServer.OnVirtualChannelRemove, &dao.ChannelModel{}))
	apiServer.router.HandleFunc("/api/v1/device/setmediatransport", withVerify(common.WithFormDataParams(apiServer.OnDeviceMediaTransportSet, SetMediaTransportReq{})))

	registerLiveGBSApi()

	// 前端路由
	htmlRoot := "./html/"
	fileServer := http.FileServer(http.Dir(htmlRoot))
	apiServer.router.PathPrefix("/").HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
		// 处理无扩展名的路径，自动添加.html扩展名
		path := request.URL.Path
		if !strings.Contains(path, ".") {
			// 检查是否存在对应的.html文件
			htmlPath := htmlRoot + path + ".html"
			if _, err := os.Stat(htmlPath); err == nil {
				// 如果存在对应的.html文件，则直接返回该文件
				http.ServeFile(writer, request, htmlPath)
				return
			}
		}

		// 供静态文件服务
		fileServer.ServeHTTP(writer, request)
	})

	srv := &http.Server{
		Handler: apiServer.router,
		Addr:    addr,
		// Good practice: enforce timeouts for servers you create!
		WriteTimeout: 30 * time.Second,
		ReadTimeout:  30 * time.Second,
	}

	err := srv.ListenAndServe()

	if err != nil {
		panic(err)
	}
}

func (api *ApiServer) OnPlay(params *StreamParams, w http.ResponseWriter, r *http.Request) {
	log.Sugar.Infof("播放事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	// [注意]: windows上使用cmd/power shell推拉流如果要携带多个参数, 请用双引号将与号引起来("&")
	// session_id是为了同一个录像文件, 允许同时点播多个.当然如果实时流支持多路预览, 也是可以的.
	//ffplay -i rtmp://127.0.0.1/34020000001320000001/34020000001310000001
	//ffplay -i http://127.0.0.1:8080/34020000001320000001/34020000001310000001.flv?setup=passive
	//ffplay -i http://127.0.0.1:8080/34020000001320000001/34020000001310000001.m3u8?setup=passive
	//ffplay -i rtsp://test:123456@127.0.0.1/34020000001320000001/34020000001310000001?setup=passive

	// 回放示例
	//ffplay -i rtmp://127.0.0.1/34020000001320000001/34020000001310000001.session_id_0?setup=passive"&"stream_type=playback"&"start_time=2024-06-18T15:20:56"&"end_time=2024-06-18T15:25:56
	//ffplay -i rtmp://127.0.0.1/34020000001320000001/34020000001310000001.session_id_0?setup=passive&stream_type=playback&start_time=2024-06-18T15:20:56&end_time=2024-06-18T15:25:56

	// 拉流地址携带的参数
	query := r.URL.Query()

	// 播放授权
	streamToken := query.Get("stream_token")
	if TokenManager.Find(streamToken) == nil {
		w.WriteHeader(http.StatusUnauthorized)
		log.Sugar.Errorf("播放鉴权失败, token不存在 token: %s", streamToken)
		return
	}

	jtSource := query.Get("forward_type") == "gateway_1078"

	// 跳过非国标拉流
	sourceStream := strings.Split(string(params.Stream), "/")
	if !jtSource && (len(sourceStream) != 2 || len(sourceStream[0]) != 20 || len(sourceStream[1]) < 20) {
		log.Sugar.Infof("跳过非国标拉流 stream: %s", params.Stream)
		return
	}

	// 已经存在，累加计数
	if stream, _ := dao.Stream.QueryStream(params.Stream); stream != nil {
		return
	}

	deviceId := sourceStream[0]
	channelId := sourceStream[1]
	if len(channelId) > 20 {
		channelId = channelId[:20]
	}

	var code int
	// 通知1078信令服务器
	if jtSource {
		if len(sourceStream) != 2 {
			code = http.StatusBadRequest
			log.Sugar.Errorf("1078信令服务器转发请求参数错误")
			return
		}

		simNumber := sourceStream[0]
		channelNumber := sourceStream[1]
		response, err := hook.PostOnInviteEvent(simNumber, channelNumber)
		if err != nil {
			code = http.StatusInternalServerError
			log.Sugar.Errorf("通知1078信令服务器失败 err: %s sim number: %s channel number: %s", err.Error(), simNumber, channelNumber)
		} else if code = response.StatusCode; code != http.StatusOK {
			log.Sugar.Errorf("通知1078信令服务器失败. 响应状态码: %d sim number: %s channel number: %s", response.StatusCode, simNumber, channelNumber)
		}
	} else {
		inviteParams := &InviteParams{
			DeviceID:  deviceId,
			ChannelID: channelId,
			StartTime: query.Get("start_time"),
			EndTime:   query.Get("end_time"),
			Setup:     strings.ToLower(query.Get("setup")),
			Speed:     query.Get("speed"),
			streamId:  params.Stream,
		}

		var stream *dao.StreamModel
		var err error
		streamType := strings.ToLower(query.Get("stream_type"))
		if "playback" == streamType {
			code, stream, err = api.DoInvite(common.InviteTypePlay, inviteParams, false)
		} else if "download" == streamType {
			code, stream, err = api.DoInvite(common.InviteTypeDownload, inviteParams, false)
		} else {
			code, stream, err = api.DoInvite(common.InviteTypePlay, inviteParams, false)
		}

		if err != nil {
			log.Sugar.Errorf("请求流失败 err: %s", err.Error())
			utils.Assert(http.StatusOK != code)
		} else if http.StatusOK == code {
			_ = stream.ID
		}
	}

	w.WriteHeader(code)
}

func (api *ApiServer) OnPlayDone(params *PlayDoneParams, _ http.ResponseWriter, _ *http.Request) {
	log.Sugar.Debugf("播放结束事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	sink, _ := dao.Sink.DeleteForwardSink(params.Stream, params.Sink)
	if sink == nil {
		return
	}

	// 级联断开连接, 向上级发送Bye请求
	if params.Protocol == stack.TransStreamGBCascaded {
		if platform := stack.PlatformManager.Find(sink.ServerAddr); platform != nil {
			callID, _ := sink.Dialog.CallID()
			platform.(*stack.Platform).CloseStream(callID.Value(), true, false)
		}
	} else {
		(&stack.Sink{sink}).Close(true, false)
	}
}

func (api *ApiServer) OnPublish(params *StreamParams, w http.ResponseWriter, _ *http.Request) {
	log.Sugar.Debugf("推流事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	if stack.SourceTypeRtmp == params.Protocol {
		return
	}

	stream := stack.EarlyDialogs.Find(string(params.Stream))
	if stream != nil {
		stream.Put(200)
	} else {
		log.Sugar.Infof("推流事件. 未找到stream. stream: %s", params.Stream)
	}

	// 创建stream
	if params.Protocol == stack.SourceTypeGBTalk || params.Protocol == stack.SourceType1078 {
		s := &dao.StreamModel{
			StreamID: params.Stream,
			Protocol: params.Protocol,
		}

		if params.Protocol != stack.SourceTypeGBTalk {
			s.DeviceID = params.Stream.DeviceID()
			s.ChannelID = params.Stream.ChannelID()
		}

		_, ok := dao.Stream.SaveStream(s)
		if !ok {
			log.Sugar.Errorf("处理推流事件失败, stream已存在. id: %s", params.Stream)
			w.WriteHeader(http.StatusBadRequest)
			return
		}
	}
}

func (api *ApiServer) OnPublishDone(params *StreamParams, _ http.ResponseWriter, _ *http.Request) {
	log.Sugar.Debugf("推流结束事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	stack.CloseStream(params.Stream, false)
	// 对讲websocket断开连接
	if stack.SourceTypeGBTalk == params.Protocol {

	}
}

func (api *ApiServer) OnIdleTimeout(params *StreamParams, w http.ResponseWriter, _ *http.Request) {
	log.Sugar.Debugf("推流空闲超时事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	// 非rtmp空闲超时, 返回非200应答, 删除会话
	if stack.SourceTypeRtmp != params.Protocol {
		w.WriteHeader(http.StatusForbidden)
		stack.CloseStream(params.Stream, false)
	}
}

func (api *ApiServer) OnReceiveTimeout(params *StreamParams, w http.ResponseWriter, _ *http.Request) {
	log.Sugar.Debugf("收流超时事件. protocol: %s stream: %s", params.Protocol, params.Stream)

	// 非rtmp推流超时, 返回非200应答, 删除会话
	if stack.SourceTypeRtmp != params.Protocol {
		w.WriteHeader(http.StatusForbidden)
		stack.CloseStream(params.Stream, false)
	}
}

func (api *ApiServer) OnRecord(params *RecordParams, _ http.ResponseWriter, _ *http.Request) {
	log.Sugar.Infof("录制事件. protocol: %s stream: %s path:%s ", params.Protocol, params.Stream, params.Path)
}

func (api *ApiServer) OnInvite(v *InviteParams, _ http.ResponseWriter, r *http.Request) (interface{}, error) {
	vars := mux.Vars(r)
	action := strings.ToLower(vars["action"])

	var code int
	var stream *dao.StreamModel
	var err error
	if "playback" == action {
		code, stream, err = apiServer.DoInvite(common.InviteTypePlayback, v, true)
	} else if "download" == action {
		code, stream, err = apiServer.DoInvite(common.InviteTypeDownload, v, true)
	} else if "stream" == action {
		code, stream, err = apiServer.DoInvite(common.InviteTypePlay, v, true)
	} else {
		return nil, fmt.Errorf("action not found")
	}

	if http.StatusOK != code {
		log.Sugar.Errorf("请求流失败 err: %s", err.Error())
		return nil, err
	}

	var urls map[string]string
	urls = make(map[string]string, 10)
	for _, url := range stream.Urls {
		var streamName string

		if strings.HasPrefix(url, "ws") {
			streamName = "WS_FLV"
		} else if strings.HasSuffix(url, ".flv") {
			streamName = "FLV"
		} else if strings.HasSuffix(url, ".m3u8") {
			streamName = "HLS"
		} else if strings.HasSuffix(url, ".rtc") {
			streamName = "WEBRTC"
		} else if strings.HasPrefix(url, "rtmp") {
			streamName = "RTMP"
		} else if strings.HasPrefix(url, "rtsp") {
			streamName = "RTSP"
		}

		// 加上登录的token, 播放授权
		url += "?stream_token=" + v.Token

		// 兼容livegbs前端播放webrtc
		if streamName == "WEBRTC" {
			if strings.HasPrefix(url, "http") {
				url = strings.Replace(url, "http", "webrtc", 1)
			} else if strings.HasPrefix(url, "https") {
				url = strings.Replace(url, "https", "webrtcs", 1)
			}

			url += "&wf=livegbs"
		}

		urls[streamName] = url
	}

	response := LiveGBSStream{
		AudioEnable:           false,
		CDN:                   "",
		CascadeSize:           0,
		ChannelID:             v.ChannelID,
		ChannelName:           "未读取通道名",
		ChannelPTZType:        0,
		CloudRecord:           false,
		DecodeSize:            0,
		DeviceID:              v.DeviceID,
		Duration:              1,
		FLV:                   urls["FLV"],
		HLS:                   urls["HLS"],
		InBitRate:             0,
		InBytes:               0,
		NumOutputs:            0,
		Ondemand:              true,
		OutBytes:              0,
		RTMP:                  urls["RTMP"],
		RecordStartAt:         "",
		RelaySize:             0,
		SMSID:                 "",
		SnapURL:               "",
		SourceAudioCodecName:  "",
		SourceAudioSampleRate: 0,
		SourceVideoCodecName:  "",
		SourceVideoFrameRate:  0,
		SourceVideoHeight:     0,
		SourceVideoWidth:      0,
		StartAt:               "",
		StreamID:              string(stream.StreamID),
		Transport:             "TCP",
		VideoFrameCount:       0,
		WEBRTC:                urls["WEBRTC"],
		WS_FLV:                urls["WS_FLV"],
	}

	return response, err
}

// DoInvite 发起Invite请求
// @params sync 是否异步等待流媒体的publish事件(确认收到流), 目前请求流分两种方式，流媒体hook和http接口, hook方式同步等待确认收到流再应答, http接口直接应答成功。
func (api *ApiServer) DoInvite(inviteType common.InviteType, params *InviteParams, sync bool) (int, *dao.StreamModel, error) {
	device, _ := dao.Device.QueryDevice(params.DeviceID)
	if device == nil || !device.Online() {
		return http.StatusNotFound, nil, fmt.Errorf("设备离线 id: %s", params.DeviceID)
	}

	// 解析回放或下载的时间范围参数
	var startTimeSeconds string
	var endTimeSeconds string
	if common.InviteTypePlay != inviteType {
		startTime, err := time.ParseInLocation("2006-01-02T15:04:05", params.StartTime, time.Local)
		if err != nil {
			return http.StatusBadRequest, nil, err
		}

		endTime, err := time.ParseInLocation("2006-01-02T15:04:05", params.EndTime, time.Local)
		if err != nil {
			return http.StatusBadRequest, nil, err
		}

		startTimeSeconds = strconv.FormatInt(startTime.Unix(), 10)
		endTimeSeconds = strconv.FormatInt(endTime.Unix(), 10)
	}

	if params.streamId == "" {
		params.streamId = common.GenerateStreamID(inviteType, device.GetID(), params.ChannelID, params.StartTime, params.EndTime)
	}

	if params.Setup == "" {
		params.Setup = device.Setup.String()
	}

	// 解析回放或下载速度参数
	speed, _ := strconv.Atoi(params.Speed)
	speed = int(math.Min(4, float64(speed)))
	d := stack.Device{device}
	stream, err := d.StartStream(inviteType, params.streamId, params.ChannelID, startTimeSeconds, endTimeSeconds, params.Setup, speed, sync)
	if err != nil {
		return http.StatusInternalServerError, nil, err
	}

	return http.StatusOK, stream, nil
}

func (api *ApiServer) OnCloseStream(v *InviteParams, w http.ResponseWriter, _ *http.Request) (interface{}, error) {
	streamID := common.GenerateStreamID(common.InviteTypePlay, v.DeviceID, v.ChannelID, "", "")
	stack.CloseStream(streamID, true)
	return "OK", nil
}

// QueryDeviceChannel 查询设备和通道的参数
type QueryDeviceChannel struct {
	DeviceID    string `json:"serial"`
	GroupID     string `json:"dir_serial"`
	Start       int    `json:"start"`
	Limit       int    `json:"limit"`
	Keyword     string `json:"q"`
	Online      string `json:"online"`
	ChannelType string `json:"channel_type"`
	Order       string `json:"order"`
	Sort        string `json:"sort"`
	SMS         string `json:"sms"`

	//pageNumber  int
	//pageSize    int
	//keyword     string
	//online      string // true/false
	//channelType string // device/dir, 查询通道列表使用
}

func (api *ApiServer) OnDeviceList(q *QueryDeviceChannel, _ http.ResponseWriter, r *http.Request) (interface{}, error) {
	values := r.URL.Query()

	log.Sugar.Debugf("查询设备列表 %s", values.Encode())

	var status string
	if "" == q.Online {
	} else if "true" == q.Online {
		status = "ON"
	} else if "false" == q.Online {
		status = "OFF"
	}

	devices, total, err := dao.Device.QueryDevices((q.Start/q.Limit)+1, q.Limit, status, q.Keyword)
	if err != nil {
		log.Sugar.Errorf("查询设备列表失败 err: %s", err.Error())
		return nil, err
	}

	response := struct {
		DeviceCount int
		DeviceList_ []LiveGBSDevice `json:"DeviceList"`
	}{
		DeviceCount: total,
	}

	for _, device := range devices {
		split := strings.Split(device.RemoteAddr, ":")
		remoteIP := split[0]
		remotePort, _ := strconv.Atoi(split[1])

		// 更新正在查询通道的进度
		var catalogProgress string
		data := stack.UniqueTaskManager.Find(stack.GenerateCatalogTaskID(device.GetID()))
		if data != nil {
			catalogSize := data.(*stack.CatalogProgress)

			if catalogSize.TotalSize > 0 {
				catalogProgress = fmt.Sprintf("%d/%d", catalogSize.RecvSize, catalogSize.TotalSize)
			}
		}

		response.DeviceList_ = append(response.DeviceList_, LiveGBSDevice{
			AlarmSubscribe:     false, // 报警订阅
			CatalogInterval:    3600,  // 目录刷新时间
			CatalogProgress:    catalogProgress,
			CatalogSubscribe:   false, // 目录订阅
			ChannelCount:       device.ChannelsTotal,
			ChannelOverLoad:    false,
			Charset:            "GB2312",
			CivilCodeFirst:     false,
			CommandTransport:   device.Transport,
			ContactIP:          "",
			CreatedAt:          device.CreatedAt.Format("2006-01-02 15:04:05"),
			CustomName:         "",
			DropChannelType:    "",
			GBVer:              "",
			ID:                 device.GetID(),
			KeepOriginalTree:   false,
			LastKeepaliveAt:    device.LastHeartbeat.Format("2006-01-02 15:04:05"),
			LastRegisterAt:     device.RegisterTime.Format("2006-01-02 15:04:05"),
			Latitude:           0,
			Longitude:          0,
			Manufacturer:       device.Manufacturer,
			MediaTransport:     device.Setup.Transport(),
			MediaTransportMode: device.Setup.String(),
			Name:               device.Name,
			Online:             device.Online(),
			PTZSubscribe:       false, // PTZ订阅2022
			Password:           "",
			PositionSubscribe:  false, // 位置订阅
			RecordCenter:       false,
			RecordIndistinct:   false,
			RecvStreamIP:       "",
			RemoteIP:           remoteIP,
			RemotePort:         remotePort,
			RemoteRegion:       "",
			SMSGroupID:         "",
			SMSID:              "",
			StreamMode:         "",
			SubscribeInterval:  0,
			Type:               "GB",
			UpdatedAt:          device.UpdatedAt.Format("2006-01-02 15:04:05"),
		})
	}

	return &response, nil
}

func (api *ApiServer) OnChannelList(q *QueryDeviceChannel, _ http.ResponseWriter, r *http.Request) (interface{}, error) {
	values := r.URL.Query()
	log.Sugar.Debugf("查询通道列表 %s", values.Encode())

	device, err := dao.Device.QueryDevice(q.DeviceID)
	if err != nil {
		log.Sugar.Errorf("查询设备失败 err: %s", err.Error())
		return nil, err
	}

	var status string
	if "" == q.Online {
	} else if "true" == q.Online {
		status = "ON"
	} else if "false" == q.Online {
		status = "OFF"
	}

	channels, total, err := dao.Channel.QueryChannels(q.DeviceID, q.GroupID, (q.Start/q.Limit)+1, q.Limit, status, q.Keyword)
	if err != nil {
		log.Sugar.Errorf("查询通道列表失败 err: %s", err.Error())
		return nil, err
	}

	response := struct {
		ChannelCount int
		ChannelList  []LiveGBSChannel
	}{
		ChannelCount: total,
	}

	index := q.Start + 1
	for _, channel := range channels {
		parental, _ := strconv.Atoi(channel.Parental)
		port, _ := strconv.Atoi(channel.Port)
		registerWay, _ := strconv.Atoi(channel.RegisterWay)
		secrecy, _ := strconv.Atoi(channel.Secrecy)

		streamID := common.GenerateStreamID(common.InviteTypePlay, channel.RootID, channel.DeviceID, "", "")
		if stream, err := dao.Stream.QueryStream(streamID); err != nil || stream == nil {
			streamID = ""
		}

		response.ChannelList = append(response.ChannelList, LiveGBSChannel{
			Address:            channel.Address,
			Altitude:           0,
			AudioEnable:        true,
			BatteryLevel:       0,
			Channel:            index,
			CivilCode:          channel.CivilCode,
			CloudRecord:        false,
			CreatedAt:          channel.CreatedAt.Format("2006-01-02 15:04:05"),
			Custom:             false,
			CustomAddress:      "",
			CustomBlock:        "",
			CustomCivilCode:    "",
			CustomFirmware:     "",
			CustomID:           "",
			CustomIPAddress:    "",
			CustomLatitude:     0,
			CustomLongitude:    0,
			CustomManufacturer: "",
			CustomModel:        "",
			CustomName:         "",
			CustomPTZType:      0,
			CustomParentID:     "",
			CustomPort:         0,
			CustomSerialNumber: "",
			CustomStatus:       "",
			Description:        "",
			DeviceCustomName:   "",
			DeviceID:           channel.RootID,
			DeviceName:         device.Name,
			DeviceOnline:       device.Online(),
			DeviceType:         "GB",
			Direction:          0,
			DownloadSpeed:      "",
			Firmware:           "",
			ID:                 channel.DeviceID,
			IPAddress:          channel.IPAddress,
			Latitude:           0,
			Longitude:          0,
			Manufacturer:       channel.Manufacturer,
			Model:              channel.Model,
			Name:               channel.Name,
			NumOutputs:         0,
			Ondemand:           true,
			Owner:              channel.Owner,
			PTZType:            0,
			ParentID:           channel.ParentID,
			Parental:           parental,
			Port:               port,
			Quality:            "",
			RegisterWay:        registerWay,
			Secrecy:            secrecy,
			SerialNumber:       "",
			Shared:             false,
			SignalLevel:        0,
			SnapURL:            "",
			Speed:              0,
			Status:             channel.Status.String(),
			StreamID:           string(streamID), // 实时流ID
			SubCount:           channel.SubCount,
			UpdatedAt:          channel.UpdatedAt.Format("2006-01-02 15:04:05"),
		})

		index++
	}

	return response, nil
}

func (api *ApiServer) OnRecordList(v *QueryRecordParams, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("查询录像列表 %v", *v)

	model, _ := dao.Device.QueryDevice(v.DeviceID)
	if model == nil || !model.Online() {
		log.Sugar.Errorf("查询录像列表失败, 设备离线 device: %s", v.DeviceID)
		return nil, fmt.Errorf("设备离线")
	}

	device := &stack.Device{model}
	sn := stack.GetSN()
	err := device.QueryRecord(v.ChannelID, v.StartTime, v.EndTime, sn, "all")
	if err != nil {
		log.Sugar.Errorf("发送查询录像请求失败 err: %s", err.Error())
		return nil, err
	}

	// 设置查询超时时长
	timeout := int(math.Max(math.Min(5, float64(v.Timeout)), 60))
	withTimeout, cancelFunc := context.WithTimeout(context.Background(), time.Duration(timeout)*time.Second)

	var recordList []stack.RecordInfo
	stack.SNManager.AddEvent(sn, func(data interface{}) {
		response := data.(*stack.QueryRecordInfoResponse)

		if len(response.DeviceList.Devices) > 0 {
			recordList = append(recordList, response.DeviceList.Devices...)
		}

		// 所有记录响应完毕
		if len(recordList) >= response.SumNum {
			cancelFunc()
		}
	})

	select {
	case _ = <-withTimeout.Done():
		break
	}

	response := struct {
		DeviceID   string
		Name       string
		RecordList []struct {
			DeviceID  string
			EndTime   string
			FileSize  uint64
			Name      string
			Secrecy   string
			StartTime string
			Type      string
		}
		SumNum int `json:"sumNum"`
	}{
		DeviceID: v.DeviceID,
		Name:     model.Name,
		SumNum:   len(recordList),
	}

	for _, record := range recordList {
		log.Sugar.Infof("查询录像列表 %v", record)
		response.RecordList = append(response.RecordList, struct {
			DeviceID  string
			EndTime   string
			FileSize  uint64
			Name      string
			Secrecy   string
			StartTime string
			Type      string
		}{
			DeviceID:  record.DeviceID,
			EndTime:   record.EndTime,
			FileSize:  record.FileSize,
			Name:      record.Name,
			Secrecy:   record.Secrecy,
			StartTime: record.StartTime,
			Type:      record.Type,
		})
	}

	return &response, nil
}

func (api *ApiServer) OnSubscribePosition(v *DeviceChannelID, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("订阅位置 %v", *v)

	model, _ := dao.Device.QueryDevice(v.DeviceID)
	if model == nil || !model.Online() {
		log.Sugar.Errorf("订阅位置失败, 设备离线 device: %s", v.DeviceID)
		return nil, fmt.Errorf("设备离线")
	}

	device := &stack.Device{model}
	if err := device.SubscribePosition(v.ChannelID); err != nil {
		log.Sugar.Errorf("订阅位置失败 err: %s", err.Error())
		return nil, err
	}

	return nil, nil
}

func (api *ApiServer) OnSeekPlayback(v *SeekParams, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("快进回放 %v", *v)

	model, _ := dao.Stream.QueryStream(v.StreamId)
	if model == nil || model.Dialog == nil {
		log.Sugar.Errorf("快进回放失败 stream不存在 %s", v.StreamId)
		return nil, fmt.Errorf("stream不存在")
	}

	stream := &stack.Stream{model}
	seekRequest := stream.CreateRequestFromDialog(sip.INFO)
	seq, _ := seekRequest.CSeq()
	body := fmt.Sprintf(stack.SeekBodyFormat, seq.SeqNo, v.Seconds)
	seekRequest.SetBody(body, true)
	seekRequest.RemoveHeader(stack.RtspMessageType.Name())
	seekRequest.AppendHeader(&stack.RtspMessageType)

	common.SipStack.SendRequest(seekRequest)
	return nil, nil
}

func (api *ApiServer) OnPTZControl(v *QueryRecordParams, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("PTZ控制 %v", *v)

	model, _ := dao.Device.QueryDevice(v.DeviceID)
	if model == nil || !model.Online() {
		log.Sugar.Errorf("PTZ控制失败, 设备离线 device: %s", v.DeviceID)
		return nil, fmt.Errorf("设备离线")
	}

	device := &stack.Device{model}
	device.ControlPTZ(v.Command, v.ChannelID)

	return "OK", nil
}

func (api *ApiServer) OnHangup(v *BroadcastParams, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("广播挂断 %v", *v)

	id := common.GenerateStreamID(common.InviteTypeBroadcast, v.DeviceID, v.ChannelID, "", "")
	if sink, _ := dao.Sink.DeleteForwardSinkBySinkStreamID(id); sink != nil {
		(&stack.Sink{sink}).Close(true, true)
	}

	return nil, nil
}

func (api *ApiServer) OnBroadcast(v *BroadcastParams, _ http.ResponseWriter, r *http.Request) (interface{}, error) {
	log.Sugar.Debugf("广播邀请 %v", *v)

	var sinkStreamId common.StreamID
	var InviteSourceId string
	var ok bool
	// 响应错误消息
	defer func() {
		if !ok {
			if InviteSourceId != "" {
				stack.EarlyDialogs.Remove(InviteSourceId)
			}

			if sinkStreamId != "" {
				_, _ = dao.Sink.DeleteForwardSinkBySinkStreamID(sinkStreamId)
			}
		}
	}()

	model, _ := dao.Device.QueryDevice(v.DeviceID)
	if model == nil || !model.Online() {
		log.Sugar.Errorf("广播失败, 设备离线, DeviceID: %s", v.DeviceID)
		return nil, fmt.Errorf("设备离线")
	}

	// 主讲人id
	stream, _ := dao.Stream.QueryStream(v.StreamId)
	if stream == nil {
		log.Sugar.Errorf("广播失败, 找不到主讲人, stream: %s", v.StreamId)
		return nil, fmt.Errorf("找不到主讲人")
	}

	// 生成下级设备Invite请求携带的user
	// server用于区分是哪个设备的广播

	InviteSourceId = string(v.StreamId) + utils.RandStringBytes(10)
	// 每个设备的广播唯一ID
	sinkStreamId = common.GenerateStreamID(common.InviteTypeBroadcast, v.DeviceID, v.ChannelID, "", "")

	setupType := common.SetupTypePassive
	if v.Setup != nil && *v.Setup >= common.SetupTypeUDP && *v.Setup <= common.SetupTypeActive {
		setupType = *v.Setup
	}

	sink := &dao.SinkModel{
		StreamID:     v.StreamId,
		SinkStreamID: sinkStreamId,
		Protocol:     "gb_talk",
		CreateTime:   time.Now().Unix(),
		SetupType:    setupType,
	}

	streamWaiting := &stack.StreamWaiting{Data: sink}
	if err := dao.Sink.SaveForwardSink(v.StreamId, sink); err != nil {
		log.Sugar.Errorf("广播失败, 设备正在广播中. stream: %s", sinkStreamId)
		return nil, fmt.Errorf("设备正在广播中")
	} else if _, ok = stack.EarlyDialogs.Add(InviteSourceId, streamWaiting); !ok {
		log.Sugar.Errorf("广播失败, id冲突. id: %s", InviteSourceId)
		return nil, fmt.Errorf("id冲突")
	}

	ok = false
	cancel := r.Context()
	device := stack.Device{model}
	transaction := device.Broadcast(InviteSourceId, v.ChannelID)
	responses := transaction.Responses()
	select {
	// 等待message broadcast的应答
	case response := <-responses:
		if response == nil {
			log.Sugar.Errorf("广播失败, 信令超时. stream: %s", sinkStreamId)
			return nil, fmt.Errorf("信令超时")
		}

		if response.StatusCode() != http.StatusOK {
			log.Sugar.Errorf("广播失败, 错误响应, status code: %d", response.StatusCode())
			return nil, fmt.Errorf("错误响应 code: %d", response.StatusCode())
		}

		// 等待下级设备的Invite请求
		code := streamWaiting.Receive(10)
		if code == -1 {
			log.Sugar.Errorf("广播失败, 等待invite超时. stream: %s", sinkStreamId)
			return nil, fmt.Errorf("等待invite超时")
		} else if http.StatusOK != code {
			log.Sugar.Errorf("广播失败, 下级设备invite失败. stream: %s", sinkStreamId)
			return nil, fmt.Errorf("错误应答 code: %d", code)
		} else {
			//ok = AddForwardSink(v.StreamId, sink)
			ok = true
		}
		break
	case <-cancel.Done():
		// http请求取消
		log.Sugar.Warnf("广播失败, http请求取消. session: %s", sinkStreamId)
		break
	}

	return nil, nil
}

func (api *ApiServer) OnTalk(_ http.ResponseWriter, _ *http.Request) {

}

func (api *ApiServer) OnStarted(_ http.ResponseWriter, _ *http.Request) {
	log.Sugar.Infof("lkm启动")

	streams, _ := dao.Stream.DeleteStreams()
	for _, stream := range streams {
		(&stack.Stream{stream}).Close(true, false)
	}

	sinks, _ := dao.Sink.DeleteForwardSinks()
	for _, sink := range sinks {
		(&stack.Sink{sink}).Close(true, false)
	}
}

func (api *ApiServer) OnPlatformAdd(v *dao.PlatformModel, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("添加级联设备 %v", *v)

	if v.Username == "" {
		v.Username = common.Config.SipID
		log.Sugar.Infof("级联设备使用本级域: %s", common.Config.SipID)
	}

	if len(v.Username) != 20 {
		err := fmt.Errorf("用户名长度必须20位")
		log.Sugar.Errorf("添加级联设备失败 err: %s", err.Error())
		return nil, err
	} else if len(v.ServerID) != 20 {
		err := fmt.Errorf("上级ID长度必须20位")
		log.Sugar.Errorf("添加级联设备失败 err: %s", err.Error())
		return nil, err
	}

	v.Status = "OFF"
	platform, err := stack.NewPlatform(&v.SIPUAOptions, common.SipStack)
	if err != nil {
		log.Sugar.Errorf("创建级联设备失败 err: %s", err.Error())
		return nil, err
	}

	if !stack.PlatformManager.Add(v.ServerAddr, platform) {
		log.Sugar.Errorf("ua添加失败, id冲突. key: %s", v.ServerAddr)
		return fmt.Errorf("ua添加失败, id冲突. key: %s", v.ServerAddr), nil
	} else if err = dao.Platform.SavePlatform(v); err != nil {
		stack.PlatformManager.Remove(v.ServerAddr)
		log.Sugar.Errorf("保存级联设备失败 err: %s", err.Error())
		return nil, err
	}

	platform.Start()
	return nil, err
}

func (api *ApiServer) OnPlatformRemove(v *dao.PlatformModel, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("删除级联设备 %v", *v)

	err := dao.Platform.DeleteUAByAddr(v.ServerAddr)
	if err != nil {
		return nil, err
	} else if platform := stack.PlatformManager.Remove(v.ServerAddr); platform != nil {
		platform.Stop()
	}

	return nil, err
}

func (api *ApiServer) OnPlatformList(_ http.ResponseWriter, _ *http.Request) {
	//platforms := LoadPlatforms()
	//httpResponseOK(w, platforms)
}

func (api *ApiServer) OnPlatformChannelBind(v *PlatformChannel, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("级联绑定通道 %v", *v)

	platform := stack.PlatformManager.Find(v.ServerAddr)
	if platform == nil {
		log.Sugar.Errorf("绑定通道失败, 级联设备不存在 addr: %s", v.ServerAddr)
		return nil, fmt.Errorf("not found platform")
	}

	// 级联功能，通道号必须唯一
	channels, err := dao.Platform.BindChannels(v.ServerAddr, v.Channels)
	if err != nil {
		log.Sugar.Errorf("绑定通道失败 err: %s", err.Error())
		return nil, err
	}

	return channels, nil
}

func (api *ApiServer) OnPlatformChannelUnbind(v *PlatformChannel, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	log.Sugar.Debugf("级联解绑通道 %v", *v)

	platform := stack.PlatformManager.Find(v.ServerAddr)
	if platform == nil {
		log.Sugar.Errorf("解绑通道失败, 级联设备不存在 addr: %s", v.ServerAddr)
		return nil, fmt.Errorf("not found platform")
	}

	channels, err := dao.Platform.UnbindChannels(v.ServerAddr, v.Channels)
	if err != nil {
		log.Sugar.Errorf("解绑通道失败 err: %s", err.Error())
		return nil, err
	}

	return channels, nil
}

func (api *ApiServer) OnDeviceMediaTransportSet(req *SetMediaTransportReq, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	var setupType common.SetupType
	if "udp" == strings.ToLower(req.MediaTransport) {
		setupType = common.SetupTypeUDP
	} else if "passive" == strings.ToLower(req.MediaTransportMode) {
		setupType = common.SetupTypePassive
	} else if "active" == strings.ToLower(req.MediaTransportMode) {
		setupType = common.SetupTypeActive
	} else {
		return nil, fmt.Errorf("media_transport_mode error")
	}

	err := dao.Device.UpdateMediaTransport(req.DeviceID, setupType)
	if err != nil {
		return nil, err
	}

	return "OK", nil
}

func (api *ApiServer) OnCatalogQuery(params *QueryDeviceChannel, _ http.ResponseWriter, _ *http.Request) (interface{}, error) {
	deviceModel, err := dao.Device.QueryDevice(params.DeviceID)
	if err != nil {
		return nil, err
	}

	if deviceModel == nil {
		return nil, fmt.Errorf("not found device")
	}

	list, err := (&stack.Device{deviceModel}).QueryCatalog(15)
	if err != nil {
		return nil, err
	}

	response := struct {
		ChannelCount int                 `json:"ChannelCount"`
		ChannelList  []*dao.ChannelModel `json:"ChannelList"`
	}{
		ChannelCount: len(list),
		ChannelList:  list,
	}
	return &response, nil
}

func (api *ApiServer) OnStreamInfo(w http.ResponseWriter, r *http.Request) {
	response, err := stack.MSQueryStreamInfo(r.Header, r.URL.RawQuery)
	if err != nil {
		w.WriteHeader(http.StatusBadRequest)
		_, _ = w.Write([]byte(err.Error()))
		return
	}

	defer response.Body.Close()

	// 复制响应头
	for name, values := range response.Header {
		for _, value := range values {
			w.Header().Add(name, value)
		}
	}

	// 设置状态码并转发响应体
	w.WriteHeader(response.StatusCode)
	_, err = io.Copy(w, response.Body)
	if err != nil {
		log.Sugar.Errorf("Failed to copy response body: %v", err)
	}
}

func (api *ApiServer) OnSessionList(q *QueryDeviceChannel, _ http.ResponseWriter, r *http.Request) (interface{}, error) {
	streams, _, err := dao.Stream.QueryStreams(q.Keyword, (q.Start/q.Limit)+1, q.Limit)
	if err != nil {
		return nil, err
	}

	response := struct {
		SessionCount int
		SessionList  []*StreamInfo
	}{}

	bytes := make([]byte, 4096)
	for _, stream := range streams {
		values := url.Values{}
		values.Set("streamid", string(stream.StreamID))
		resp, err := stack.MSQueryStreamInfo(r.Header, values.Encode())
		if err != nil {
			return nil, err
		}

		var n int
		n, err = resp.Body.Read(bytes)
		resp.Body.Close()
		if n < 1 {
			break
		}

		info := &StreamInfo{}
		err = json.Unmarshal(bytes[:n], info)
		if err != nil {
			return nil, err
		}

		info.ChannelName = stream.Name
		response.SessionList = append(response.SessionList, info)
	}

	response.SessionCount = len(response.SessionList)
	return &response, nil
}

func (api *ApiServer) OnSessionStop(params *StreamIDParams, w http.ResponseWriter, req *http.Request) (interface{}, error) {
	err := stack.MSCloseSource(params.StreamID)
	if err != nil {
		return nil, err
	}

	return "OK", nil
}