This commit is contained in:
2024-10-23 22:47:37 +08:00
parent e46e16f8c9
commit ac45ad5b44
9 changed files with 907 additions and 149 deletions

39
server/handler.go Normal file
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package server
import (
"live-streamer/streamer"
"net/http"
"github.com/gin-gonic/gin"
)
func GetCurrentVideo(c *gin.Context) {
type response struct {
Success bool `json:"success"`
Data string `json:"data"`
Message string `json:"message"`
}
videoPath, err := streamer.GlobalStreamer.GetCurrentVideoPath()
if err != nil {
c.JSON(http.StatusOK, response{
Success: false,
Message: err.Error(),
})
}
c.JSON(http.StatusOK, response{
Success: true,
Data: videoPath,
})
}
func GetVideoList(c *gin.Context) {
type response struct {
Success bool `json:"success"`
Data []string `json:"data"`
}
list := streamer.GlobalStreamer.GetVideoListPath()
c.JSON(http.StatusOK, response{
Success: true,
Data: list,
})
}

125
server/server.go Normal file
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package server
import (
"embed"
"fmt"
"html/template"
"log"
"net/http"
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
)
//go:embed static
var staticFiles embed.FS
var upgrader = websocket.Upgrader{
CheckOrigin: func(r *http.Request) bool {
return true
},
}
type InputFunc func(string)
type Server struct {
addr string
outputChan chan string
dealInputFunc InputFunc
clients []*Client
historyOutput string
}
type Client struct {
conn *websocket.Conn
}
var GlobalServer *Server
func NewServer(addr string, dealInputFunc InputFunc) {
GlobalServer = &Server{
addr: addr,
outputChan: make(chan string),
dealInputFunc: dealInputFunc,
}
}
func (s *Server) Run() {
router := gin.Default()
tpl, err := template.ParseFS(staticFiles, "static/*")
if err != nil {
log.Fatalf("Error parsing templates: %v", err)
}
router.SetHTMLTemplate(tpl)
router.GET("/ws", s.handleWebSocket)
router.GET("/video/current", GetCurrentVideo)
router.GET("/video/list", GetVideoList)
router.GET(
"/", func(c *gin.Context) {
c.HTML(200, "index.html", nil)
},
)
go func() {
if err := router.Run(s.addr); err != nil {
log.Fatalf("Error starting server: %v", err)
}
}()
go func() {
for {
output := <-s.outputChan
s.historyOutput += output
for _, client := range s.clients {
_ = client.conn.WriteMessage(websocket.TextMessage, []byte(output))
}
}
}()
}
func (s *Server) handleWebSocket(c *gin.Context) {
ws, err := upgrader.Upgrade(c.Writer, c.Request, nil)
if err != nil {
return
}
defer ws.Close()
client := &Client{conn: ws}
s.clients = append(s.clients, client)
_ = client.conn.WriteMessage(websocket.TextMessage, []byte(s.historyOutput))
defer func() {
for i, c := range s.clients {
if c == client {
s.clients = append(s.clients[:i], s.clients[i+1:]...)
break
}
}
}()
for {
// recive message
_, msg, err := ws.ReadMessage()
if err != nil {
log.Printf("Websocket reading message error: %v", err)
break
}
s.dealInputFunc(string(msg))
}
}
func (s *Server) Print(msg ...any) {
s.outputChan <- fmt.Sprint(msg...)
}
func (s *Server) Println(msg ...any) {
s.outputChan <- fmt.Sprintln(msg...)
}
func (s *Server) Printf(format string, args ...interface{}) {
s.outputChan <- fmt.Sprintf(format, args...)
}
func (s *Server) Close() {
close(s.outputChan)
}

372
server/static/index.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Live Streamer</title>
<link
href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css"
rel="stylesheet"
/>
<link
href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css"
rel="stylesheet"
/>
<style>
body,
html {
height: 100vh;
margin: 0;
padding: 0;
display: flex;
flex-direction: column;
background-color: #f0f2f5;
font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
overflow: hidden;
}
.container-fluid {
flex: 1;
display: flex;
flex-direction: column;
padding: 15px;
height: 100%;
gap: 15px;
overflow: hidden;
}
.header {
flex: 0 0 auto;
background: linear-gradient(135deg, #6e8efb, #4a6cf7);
color: white;
padding: 15px 20px;
border-radius: 10px;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.header h2 {
margin: 0;
font-weight: 600;
}
#status {
flex: 0 0 auto;
background-color: white;
padding: 10px 15px;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}
#output-container {
flex: 1;
min-height: 100px;
display: flex;
flex-direction: column;
}
#messages {
flex: 1;
height: auto !important;
resize: none;
border-radius: 8px;
padding: 15px;
font-family: "Consolas", monospace;
font-size: 0.9rem;
line-height: 1.5;
background-color: #2b2b2b;
color: #e0e0e0;
border: none;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
#app-container {
flex: 1;
min-height: 0;
display: flex;
flex-direction: column;
gap: 15px;
min-height: 200px;
}
#current-video {
flex: 0 0 60px;
background-color: white;
padding: 15px;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
display: flex;
align-items: center;
}
.bottom-section {
flex: 1;
display: flex;
gap: 15px;
min-height: 160px;
max-height: 300px;
}
#control-panel {
flex: 0 0 150px;
display: flex;
flex-direction: column;
gap: 10px;
padding: 15px;
background-color: white;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}
.btn {
border-radius: 6px;
font-weight: 500;
text-transform: uppercase;
font-size: 0.85rem;
letter-spacing: 0.5px;
padding: 8px 15px;
transition: all 0.3s ease;
}
.btn-primary {
background: linear-gradient(135deg, #6e8efb, #4a6cf7);
border: none;
}
.btn-primary:hover {
background: linear-gradient(135deg, #5d7df9, #3959f5);
transform: translateY(-1px);
}
.btn-danger {
background: linear-gradient(135deg, #ff6b6b, #ee5253);
border: none;
}
.btn-danger:hover {
background: linear-gradient(135deg, #ff5252, #ed4444);
transform: translateY(-1px);
}
#video-list-container {
flex: 1;
background-color: white;
padding: 15px;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
display: flex;
flex-direction: column;
}
#video-list {
font-weight: 600;
color: #333;
margin-bottom: 10px;
flex: 0 0 auto;
}
.list-group {
flex: 1;
overflow-y: auto;
padding-right: 5px;
margin-bottom: 0;
}
.list-group-item {
border: none;
border-radius: 6px !important;
margin-bottom: 5px;
padding: 12px 15px;
background-color: #f8f9fa;
transition: all 0.2s ease;
}
.list-group-item:last-child {
margin-bottom: 0;
}
.list-group-item:hover {
background-color: #e9ecef;
transform: translateX(5px);
}
::-webkit-scrollbar {
width: 8px;
}
::-webkit-scrollbar-track {
background: #f1f1f1;
border-radius: 4px;
}
::-webkit-scrollbar-thumb {
background: #888;
border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
background: #555;
}
#status::before {
content: "";
display: inline-block;
width: 8px;
height: 8px;
border-radius: 50%;
margin-right: 8px;
background-color: #dc3545;
}
#status.connected::before {
background-color: #28a745;
}
@media (max-height: 600px) {
.container-fluid {
gap: 10px;
padding: 10px;
}
.header {
padding: 10px;
}
#current-video {
flex: 0 0 40px;
padding: 10px;
}
.bottom-section {
gap: 10px;
}
}
@media (max-width: 768px) {
#control-panel {
flex: 0 0 120px;
}
.btn {
padding: 6px 12px;
font-size: 0.8rem;
}
}
</style>
</head>
<body>
<div class="container-fluid">
<div class="header">
<h2><i class="fas fa-video me-2"></i>Live Streamer</h2>
</div>
<div id="status">WebSocket Status: Disconnected</div>
<div id="output-container">
<textarea id="messages" class="form-control" readonly>
消息区域</textarea
>
</div>
<div id="app-container">
<div id="current-video">
<i class="fas fa-play-circle me-2"></i><span>当前播放: 无</span>
</div>
<div class="bottom-section">
<div id="control-panel">
<button class="btn btn-primary" onclick="previousVideo()">
<i class="fas fa-step-backward me-2"></i>上一个
</button>
<button class="btn btn-primary" onclick="nextVideo()">
<i class="fas fa-step-forward me-2"></i>下一个
</button>
<button class="btn btn-danger" onclick="closeConnection()">
<i class="fas fa-power-off me-2"></i>关闭推流
</button>
</div>
<div id="video-list-container">
<div id="video-list"><i class="fas fa-list me-2"></i>视频列表</div>
<ul class="list-group list-group-flush">
<!-- <li class="list-group-item">
<i class="fas fa-file-video me-2"></i>Cras justo odio
</li> -->
</ul>
</div>
</div>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
<script>
const ws = new WebSocket("ws://localhost:8080/ws");
const statusDisplay = document.getElementById("status");
const currentVideo = document.getElementById("current-video");
const videoList = document.getElementById("video-list");
const messagesArea = document.getElementById("messages");
ws.onopen = function () {
statusDisplay.textContent = "WebSocket Status: Connected";
statusDisplay.classList.add("connected");
};
ws.onmessage = function (evt) {
appendMessage(evt.data);
};
ws.onclose = function () {
statusDisplay.textContent = "WebSocket Status: Disconnected";
statusDisplay.classList.remove("connected");
};
function appendMessage(message) {
const timestamp = new Date().toLocaleTimeString();
messagesArea.value += `[${timestamp}] ${message}\n`;
messagesArea.scrollTop = messagesArea.scrollHeight;
}
function updateCurrentVideo() {
fetch("/video/current")
.then((response) => response.json())
.then((data) => {
if (data.success) {
document.querySelector("#current-video>span").innerHTML =
data.data;
}
});
}
function updateVideoList() {
fetch("/video/list")
.then((response) => response.json())
.then((data) => {
const listContainer = document.querySelector(
"#video-list-container .list-group"
);
listContainer.innerHTML = "";
if (data.success) {
for (let item of data.data) {
listContainer.innerHTML += `<li class="list-group-item">
<i class="fas fa-file-video me-2"></i>${item}</li>`;
}
}
});
}
updateCurrentVideo();
updateVideoList();
setInterval(updateCurrentVideo, 5000);
setInterval(updateVideoList, 5000);
function previousVideo() {
ws.send("prev");
}
function nextVideo() {
ws.send("next");
}
function closeConnection() {
if (confirm("确定要关闭服务器吗?")) {
ws.send("quit");
}
}
</script>
</body>
</html>