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socketchat

Olga_Brekhuntsova 2 years ago
parent
5703fea282
commit
dc366e12b9
6 changed files with 763 additions and 0 deletions
Split View Show Diff Stats
  1. 30 0
      classwork-socketchat/.gitignore
  2. 8 0
      classwork-socketchat/README.md
  3. 31 0
      classwork-socketchat/index.html
  4. 29 0
      classwork-socketchat/index.js
  5. 649 0
      classwork-socketchat/package-lock.json
  6. 16 0
      classwork-socketchat/package.json

+ 30 - 0
classwork-socketchat/.gitignore
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@@ -0,0 +1,30 @@
 
+# ---> Node
 
+# Logs
 
+logs
 
+*.log
 
+npm-debug.log*
 
+
 
+# Runtime data
 
+pids
 
+*.pid
 
+*.seed
 
+
 
+# Directory for instrumented libs generated by jscoverage/JSCover
 
+lib-cov
 
+
 
+# Coverage directory used by tools like istanbul
 
+coverage
 
+
 
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
 
+.grunt
 
+
 
+# node-waf configuration
 
+.lock-wscript
 
+
 
+# Compiled binary addons (http://nodejs.org/api/addons.html)
 
+build/Release
 
+
 
+# Dependency directory
 
+# https://docs.npmjs.com/misc/faq#should-i-check-my-node-modules-folder-into-git
 
+node_modules
 
+

+ 8 - 0
classwork-socketchat/README.md
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@@ -0,0 +1,8 @@
 
+Для работы чата:
 
+
 
+- `git clone http://gitlab.a-level.com.ua/gitgod/socketchat`
 
+- установите [nodejs 8+](https://nodejs.org/uk/)
 
+- зайдите в папку с проектом (`cd`)
 
+- `npm install` для установки всех нужных библиотек. Они **уже** прописаны в файле `package.json` и `package-lock.json`. `npm` прочитает эти файлы и установит все как надо.
 
+- `node index.js` для запуска сервера
 
+- [дом родной, a/я 4000](http://localhost:4000) для захода на сервер (загрузки `index.html`)

+ 31 - 0
classwork-socketchat/index.html
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@@ -0,0 +1,31 @@
 
+<!DOCTYPE HTML>
 
+<html>
 
+    <head>
 
+        <title>
 
+            Static File Index.HTML
 
+        </title>
 
+        <script src='https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.2.0/socket.io.js'></script>
 
+    </head>
 
+    <body>
 
+        <div id='formContainer'>
 
+        <p><input id='nickId' style="font-weight: 600">  Your nick </p>
 
+        <p><input id='messageId' style="height: 100px">  Your message</p>
 
+        <p><button id='sendBtn' onclick="sendBtnFnc()">Send</button></p>
 
+        
+<section id='outputSection'></section>
 
+</div>
 
+
 
+        <script>
 
+            const socket = io()
 
+        </script>
 
+        <script>
 
+            socket.on('msg', msg => outputSection.insertAdjacentHTML('afterbegin',`<div style='margin-top:10px; border: 2px solid purple; border-radius:3px; width:300px; padding:px'>${msg.nick}: ${msg.message}</div>`))</script>
 
+        <script>
 
+            const sendBtnFnc = () => {
 
+            socket.emit('msg', { nick: String(nickId.value), message: String(messageId.value) })
 
+            messageId.value='';
 
+        }
 
+            </script>
 
+
 
+    </body>
 
+</html>

+ 29 - 0
classwork-socketchat/index.js
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@@ -0,0 +1,29 @@
 
+var app = require('express')();
 
+var http = require('http').Server(app);
 
+var io = require('socket.io')(http);
 
+const cors = require('cors')
 
+
 
+app.use(cors())
 
+
 
+app.get('/', function(req, res){
 
+  res.sendFile(__dirname + '/index.html');
 
+});
 
+
 
+io.on('connection', function(socket){
 
+  console.log('an user connected with id', socket.id);
 
+  socket.on('msg', function(msg){
 
+      if (msg && msg.message && msg.nick){
 
+          io.emit('msg', msg)
 
+      }
 
+      else {
 
+          console.log('WRONG MESSAGE', msg)
 
+      }
 
+  })
 
+  socket.on('disconnect', function(){
 
+    console.log('user disconnected '+ socket.id);
 
+  });
 
+});
 
+
 
+http.listen(4000, function(){
 
+  console.log('listening on *:4000');
 
+});

+ 649 - 0
classwork-socketchat/package-lock.json
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@@ -0,0 +1,649 @@
 
+{
 
+  "name": "chatback",
 
+  "version": "1.0.0",
 
+  "lockfileVersion": 1,
 
+  "requires": true,
 
+  "dependencies": {
 
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+      }
 
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+ 16 - 0
classwork-socketchat/package.json
View File 

@@ -0,0 +1,16 @@
 
+{
 
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+  "description": "",
 
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+  "scripts": {
 
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+  "author": "",
 
+  "license": "ISC",
 
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+  }
 
+}