package service
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net"
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"net/http"
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"strings"
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"time"
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"gat1400Exchange/config"
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"gat1400Exchange/models"
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"gat1400Exchange/pkg/logger"
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"gat1400Exchange/util"
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"github.com/gin-gonic/gin"
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"golang.org/x/text/encoding/simplifiedchinese"
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"golang.org/x/text/transform"
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)
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type ElevatorStatus struct {
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TotalFloors int `json:"TotalFloors"`
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Floor int `json:"Floor"`
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FloorName string `json:"FloorName"`
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RunDir int `json:"RunDir"`
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Speed string `json:"Speed"`
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}
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type Elevator struct {
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Name string `json:"Name"`
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IP string `json:"IP"`
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Status ElevatorStatus `json:"Status"`
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Alarm []interface{} `json:"Alarm"` // You might want to define a specific type for alarms
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}
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type A1ElevatorData struct {
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Elevator []Elevator `json:"Elevator"`
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}
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const (
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RunStop = iota
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RunUp
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RunDown
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)
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// 对接网络视频字符叠加器,接收udp发送的楼层信息, 更新device地址
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func NVCSA1UDPServer() {
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// 指定监听的端口
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port := config.ServeConf.Port
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// 创建一个UDP地址
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address, err := net.ResolveUDPAddr("udp", fmt.Sprintf(":%s", port))
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if err != nil {
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logger.Error("Error resolving address:", err)
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return
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}
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// 创建一个UDP连接
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conn, err := net.ListenUDP("udp", address)
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if err != nil {
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logger.Error("Error listening:", err)
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return
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}
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defer conn.Close()
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logger.Info("UDP server listening on port %s...", port)
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// 无限循环等待接收数据
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for {
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// 创建一个缓冲区来存储接收的数据
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buffer := make([]byte, 256)
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// 从连接中读取数据
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numBytes, clientAddr, err := conn.ReadFromUDP(buffer)
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if err != nil {
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logger.Warn("Error reading from UDP connection:%s", err.Error())
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continue
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}
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// 设备上传的中文数据为GBK编码, 转换为utf8
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decoder := simplifiedchinese.GBK.NewDecoder()
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reader := transform.NewReader(bytes.NewReader(buffer[:numBytes]), decoder)
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decodedBytes, err := ioutil.ReadAll(reader)
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var data A1ElevatorData
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err = json.Unmarshal(decodedBytes, &data)
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if err != nil {
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logger.Warn("ElevatorData unmarshal error:%s", err.Error())
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continue
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}
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logger.Debug("Received %d bytes from %s, %+v", numBytes, clientAddr, data)
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if len(data.Elevator) == 0 {
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continue
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}
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var runState string
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var iRunSate int
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// 记录电梯运行状态
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iRunSate = data.Elevator[0].Status.RunDir
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if config.NVCSConf.RunState {
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if data.Elevator[0].Status.RunDir == RunUp {
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runState = "上"
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} else if data.Elevator[0].Status.RunDir == RunDown {
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runState = "下"
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}
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}
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if !config.NVCSConf.RunState {
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runState = ""
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}
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// 设置osd 格式 "1F上 固 枪"
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if config.NVCSConf.OSD != "" {
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floorText := fmt.Sprintf("%s%s %s", data.Elevator[0].Status.FloorName, runState, config.NVCSConf.OSD)
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// 调用hik api 将文字添加到osd的左下角
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AddFloorToOSD(floorText)
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}
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if data.Elevator[0].Status.RunDir > 0 {
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continue
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}
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elevator := data.Elevator[0]
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// 程序部署在设备端, 字符叠加器上报的名称允许为空. 在云端, 名称必须与摄像机相同
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if elevator.Name == "" {
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elevator.Name = "1"
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}
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var d = models.Positions{
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DeviceId: elevator.Name,
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Pos: elevator.Status.FloorName,
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RunDir: iRunSate,
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CreateTime: time.Now().Unix(),
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TimeString: time.Now().Format("2006-01-02 15:04:05"),
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}
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err = d.Save()
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if err != nil {
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logger.Warn("Device position update error:%s", err.Error())
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}
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}
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}
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/*
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A2 款 数据上报格式
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{
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"id": "10c8a1b0051607361c",
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"State": {
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"Floor": "-1",
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"Floor_flag": "已校准",
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"JZ_flag": "已校准,",
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"JZ_i": 7,
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"Pressure": "99766",
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"Speed": "0.000",
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"Status": "停止1",
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"TFloor": 7,
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"T_acc": "0.062",
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"X_acc": "1.175",
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"Y_acc": "-1.129",
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"Z_acc": "8.344"
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}
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*/
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type A2ElevatorData struct {
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Id string `json:"id"`
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State struct {
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Floor string `json:"Floor"`
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Status string `json:"Status"`
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TFloor int64 `json:"TFloor"`
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Speed string `json:"Speed"`
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} `json:"State"`
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}
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type A2ElevatorConfig struct {
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FloorData []string `json:"floordata"`
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}
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var A2TopFloor string
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var A2BottomFloor string
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func GetA2ElevatorConfig() {
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url := "http://192.168.10.253/cgi-bin/liftnum.cgi"
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payload := []byte("{\"display\":1}")
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header := map[string]string{
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"Cookie": "eyJuYW1lIjoiYWRtaW4iLCAicGFzZCI6ImFkbWluMTIzIn0=",
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}
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rsp, err := util.HttpPost(url, header, payload)
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if err != nil {
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logger.Warn("Get A2 floor data failure,%s", err.Error())
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return
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}
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var configData A2ElevatorConfig
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err = json.Unmarshal(rsp, &configData)
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if err != nil {
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logger.Warn("Unmarshal A2 floor data failure,%s", err.Error())
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return
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}
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if len(configData.FloorData) > 0 {
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A2BottomFloor, A2TopFloor = configData.FloorData[0], configData.FloorData[len(configData.FloorData)-1]
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}
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logger.Info("A2 floor config total:%d, bottomFloor:%s, topFloor:%s", len(configData.FloorData), A2BottomFloor, A2TopFloor)
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}
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func NVCSA2WebServer() {
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// 先获取总楼层数, 记录最高层
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//GetA2ElevatorConfig()
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r := gin.Default()
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r.POST("/", func(c *gin.Context) {
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var req A2ElevatorData
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var runState string
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var iRunState int
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err := c.BindJSON(&req)
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if err != nil {
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c.JSON(http.StatusBadRequest, nil)
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return
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}
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logger.Debug("Received A2 report data %+v", req)
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// 记录电梯运行状态
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if strings.Contains(req.State.Status, "上") {
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runState = "上"
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iRunState = RunUp
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} else if strings.Contains(req.State.Status, "下") {
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runState = "下"
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iRunState = RunDown
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}
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//// 已到最下层
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//if req.State.Floor == A2BottomFloor {
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// runState = "上"
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// iRunState = RunUp
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//}
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//if req.State.Floor == A2TopFloor {
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// runState = "下"
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// iRunState = RunDown
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//}
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if !config.NVCSConf.RunState {
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runState = ""
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}
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if config.NVCSConf.OSD != "" {
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floorText := fmt.Sprintf("%s%s %s", req.State.Floor, runState, config.NVCSConf.OSD)
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// 调用hik api 将文字添加到osd的左下角
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AddFloorToOSD(floorText)
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}
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var d = models.Positions{
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DeviceId: req.Id,
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Pos: req.State.Floor,
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RunDir: iRunState,
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CreateTime: time.Now().Unix(),
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TimeString: time.Now().Format("2006-01-02 15:04:05"),
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}
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err = d.Save()
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if err != nil {
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logger.Warn("Device position update error:%s", err.Error())
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}
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c.JSON(http.StatusOK, "ok")
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})
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err := r.Run(fmt.Sprintf(":%s", config.NVCSConf.Port))
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if err != nil {
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logger.Warn("Start NVCS WebServer error, %s", err.Error())
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}
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}
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func StartNVCSServer() {
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if config.NVCSConf.Model == "A1" {
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go NVCSA1UDPServer()
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}
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if config.NVCSConf.Model == "A2" {
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go NVCSA2WebServer()
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}
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}
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