# chat-app-service

**Repository Path**: clai/chat-app-service

## Basic Information

- **Project Name**: chat-app-service
- **Description**: chat-app-service
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: https://gitee.com/chonglai/chat-app-service
- **GVP Project**: No

## Statistics

- **Stars**: 1
- **Forks**: 0
- **Created**: 2020-04-22
- **Last Updated**: 2021-03-15

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

> # chat-app-service

> `chat-app-service` 通过 `express` 自动生成模板

```cmd
# 创建模板 
express --view=ejs demo (模板名称)

# 安装相关依赖
npm install

# 运行
npm start  /  （如果自己安装了 nodemon 也可以运行这条命令）nodemon ./bin/www
```

> ## 方法

* 下载相关依赖
```
npm install --save socket.io mysql
```

```js
const app = require("express")()
const server = require("http").Server(app)
const io = require("socket.io")(server)
```
```js
const io = io.on("connection", )
// 连接
io.on("connection", socket => {
    // 监听所有的用户
    io.sockets.emit("addUser", {code: "欢迎新用户的加入..."})
    // 接收登录事件
    socket.on("login", data => {})
    // 被挤出登录
    socket.on("logout", data => {})
    // 用户列表
    socket.emit("user", “list”)
    // 接收最新的消息
    socket.emit("unreceived", “list”)
    // 群聊
    socket.join(“socket.id”)
    // 接收客户端发送聊天信息
    socket.on("sendMsg", data => {})
    // 接收消息
    socket.to(“socket.id”).emit("msgInfo", data)
    // 读取消息
    socket.on("readNewMsg", data => {})
    // 断开连接
    socket.on("disconnection", () => {})
}
```