tcp server done

.eslint

@@ -0,0 +1,22 @@
+
+{
+  "rules": {
+    "no-console": "off",
+    "indent": [ "error", 2 ],
+    "quotes": [ "error", "single" ],
+    "semi": ["error", "always"],
+    "linebreak-style": [ "error", "unix" ]
+  },
+  "env": {
+    "es6": true,
+    "node": true,
+    "mocha": true,
+    "jasmine": true
+  },
+  "ecmaFeatures": {
+    "modules": true,
+    "experimentalObjectRestSpread": true,
+    "impliedStrict": true
+  },
+  "extends": "eslint:recommended"
+}

.gitignore

@@ -0,0 +1,127 @@
+# Created by https://www.gitignore.io/api/node,vim,macos,linux,windows
+
+node_modules/
+
+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# 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 directories
+node_modules
+jspm_packages
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+
+
+### Vim ###
+# swap
+[._]*.s[a-w][a-z]
+[._]s[a-w][a-z]
+# session
+Session.vim
+# temporary
+.netrwhist
+*~
+# auto-generated tag files
+tags
+
+
+### macOS ###
+*.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+# Thumbnails
+._*
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+
+### Linux ###
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+
+### Windows ###
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk

gulpfile.js

@@ -0,0 +1,23 @@
+'use strict';
+
+const gulp = require('gulp');
+const eslint = require('gulp-eslint');
+const mocha = require('gulp-mocha');
+
+gulp.task('test', function(){
+  gulp.src('./test/*-test.js', {read: false})
+  .pipe(mocha({reporter: 'spec'}));
+});
+
+gulp.task('lint', function(){
+  return gulp.src(['**/*.js','!node_modules/**'])
+  .pipe(eslint())
+  .pipe(eslint.format())
+  .pipe(eslint.failAfterError());
+});
+
+gulp.task('dev', function(){
+  gulp.watch(['**/*.js','!node_modules/**'], ['lint', 'test']);
+});
+
+gulp.task('default', ['dev']);

model/client.js

@@ -0,0 +1,9 @@
+'use strict';
+
+const uuid = require('node-uuid');
+
+const Client = module.exports = function(socket) {
+  this.socket = socket;
+  this.nickname = `user_${Math.random()}`;
+  this.id = uuid.v4();
+};

package.json

@@ -0,0 +1,24 @@
+{
+  "name": "06-tcp_servers",
+  "version": "1.0.0",
+  "description": "![cf](https://i.imgur.com/7v5ASc8.png) Lab 06: TCP Chat Server ======",
+  "main": "gulpfile.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "node server.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/sueanyv/06-tcp_servers.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/sueanyv/06-tcp_servers/issues"
+  },
+  "homepage": "https://github.com/sueanyv/06-tcp_servers#readme",
+  "devDependencies": {
+    "node-uuid": "^1.4.7"
+  }
+}

server.js

@@ -0,0 +1,55 @@
+'use strict';
+
+const net = require('net');
+const EE = require('events');
+const Client = require('./model/client.js');
+const PORT = process.env.PORT || 3000;
+const server = net.createServer();
+const ee = new EE();
+
+const pool = [];
+
+ee.on('@dm', function(client, string) {
+  let nickname = string.split(' ').shift().trim();
+  let message = string.split(' ').slice(1).join(' ').trim();
+
+  pool.forEach(c => {
+
+    if (c.nickname === nickname) {
+      c.socket.write(`${client.nickname}: ${message}`);
+    }
+  });
+});
+
+ee.on('@all', function(client, string) {
+  pool.forEach( c => {
+    c.socket.write(`${client.nickname}:` + string);
+  });
+});
+
+ee.on('default', function(client, string) {
+  client.socket.write('not a command\n');
+});
+
+server.on('connection', function(socket) {
+  var client = new Client(socket);
+  pool.push(client);
+
+  socket.on('data', function(data) {
+    const command = data.toString().split(' ').shift().trim();
+
+    console.log('command:', command);
+
+    if (command.startsWith('@')) {
+
+      ee.emit(command, client, data.toString().split(' ').slice(1).join(' '));
+      return;
+    }
+
+    ee.emit('default', client, data.toString());
+  });
+});
+
+server.listen(PORT, function() {
+  console.log('server up:', PORT);
+});