44 lines
981 B
JavaScript
44 lines
981 B
JavaScript
const app = require("express")();
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const httpServer = require("http").createServer(app);
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const io = require("socket.io")(httpServer, {});
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// 保存在线用户数据
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var userOnline = []
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io.on("connection", socket => {
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console.log("有一个客户端建立了链接");
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socket.on("login", (res) => {
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console.log(res);
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var isHave = userOnline.filter((val,index) => {
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return val.username == res.username
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});
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if (isHave.length > 0) {
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socket.emit("UserNameExist");
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} else {
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userOnline.push(res);
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socket.join(res.roomid);
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socket.emit("LoginSuccess");
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}
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});
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socket.on("getUserOnline", (id) => {
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console.log("房间号：",id)
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console.log("UserOnline：",userOnline)
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socket.join(id);
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// socket.emit("UserOnline", userOnline);
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io.in(id).emit("UserOnline", userOnline);
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});
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socket.on("getMessage", (res) => {
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socket.to(res.roomid).emit("sedMessage", res);
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});
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});
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httpServer.listen(3000); |