Vue2 + Koa2 简易后台管理系统

Author: caihuaguang@aixuedai.com

vue-demo/vue2.x-koa2.x/.babelrc

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+{
+  "presets": ["es2015", "stage-0"],
+  "plugins": ["transform-runtime"],
+  "comments": false,
+  "env": {
+    "test": {
+      "plugins": [ "istanbul" ]
+    }
+  }
+}

vue-demo/vue2.x-koa2.x/.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true

vue-demo/vue2.x-koa2.x/.gitignore

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+.DS_Store
+node_modules/
+dist/
+npm-debug.log

vue-demo/vue2.x-koa2.x/README.md

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+# vue2.x-koa2.x
+
+> Vue.js 与 Koa.js 的练习项目
+
+## 步骤
+
+``` bash
+# 安装依赖
+npm install
+
+# 启动本地服务 localhost:8080
+npm run dev
+
+# 用于生产环境的构建
+npm run build
+```
+
+相关参考 [vuejs-templates](http://vuejs-templates.github.io/webpack/) [vue-loader](http://vuejs.github.io/vue-loader).

vue-demo/vue2.x-koa2.x/app.js

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+const path = require('path'),
+  koa = new (require('koa'))(),
+  koaRouter = require('koa-router')(),
+  bodyparser = require('koa-bodyparser'), // 解析 body 数据，存放于 ctx.request.body
+  json = require('koa-json'), // 格式化服务端返回的 JSON 数据
+  logger = require('koa-logger'), // 日志中间件
+  koaStatic = require('koa-static'),
+  historyApiFallback = require('koa-history-api-fallback'),
+  image = require('./server/routes/image.js'),
+  user = require('./server/routes/user.js'),
+  goods = require('./server/routes/goods.js');
+
+koa.use(bodyparser());
+koa.use(json());
+koa.use(logger());
+koa.use(historyApiFallback());
+
+koa.use(async (ctx, next) => {
+  let start = new Date();
+  await next();
+  let ms = new Date - start;
+  console.log('%s %s - %s', this.method, this.url, ms);
+});
+
+koa.on('error', function(err, ctx) {
+  console.log('server error: ', err);
+});
+
+// 静态文件服务 koa-static 规则位于 koa-router 的系列规则之前
+koa.use(koaStatic(path.resolve('dist'))); // 将 webpack 打包好的项目目录作为 Koa 静态文件服务的目录
+
+// 挂载到 koa-router 上，同时会让所有的 user 的请求路径前面加上 '/auth' 。
+koaRouter.use('/auth', user.routes());
+
+koaRouter.use(goods.routes());
+
+koaRouter.use(image.routes());
+
+koa.use(koaRouter.routes()); // 将路由规则挂载到Koa上。
+
+koa.listen(9090, () => {
+  console.log('Koa is listening on port 9090');
+});
+
+module.exports = koa;

vue-demo/vue2.x-koa2.x/build/build.js

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+// https://github.com/shelljs/shelljs
+require('./check-versions')()
+require('shelljs/global')
+env.NODE_ENV = 'production'
+
+var path = require('path')
+var config = require('../config')
+var ora = require('ora')
+var webpack = require('webpack')
+var webpackConfig = require('./webpack.prod.conf')
+
+console.log(
+  '  Tip:\n' +
+  '  Built files are meant to be served over an HTTP server.\n' +
+  '  Opening index.html over file:// won\'t work.\n'
+)
+
+var spinner = ora('building for production...')
+spinner.start()
+
+var assetsPath = path.join(config.build.assetsRoot, config.build.assetsSubDirectory)
+rm('-rf', assetsPath)
+mkdir('-p', assetsPath)
+cp('-R', 'static/*', assetsPath)
+
+webpack(webpackConfig, function (err, stats) {
+  spinner.stop()
+  if (err) throw err
+  process.stdout.write(stats.toString({
+    colors: true,
+    modules: false,
+    children: false,
+    chunks: false,
+    chunkModules: false
+  }) + '\n')
+})

vue-demo/vue2.x-koa2.x/build/check-versions.js

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+var semver = require('semver')
+var chalk = require('chalk')
+var packageConfig = require('../package.json')
+var exec = function (cmd) {
+  return require('child_process')
+    .execSync(cmd).toString().trim()
+}
+
+var versionRequirements = [
+  {
+    name: 'node',
+    currentVersion: semver.clean(process.version),
+    versionRequirement: packageConfig.engines.node
+  },
+  {
+    name: 'npm',
+    currentVersion: exec('npm --version'),
+    versionRequirement: packageConfig.engines.npm
+  }
+]
+
+module.exports = function () {
+  var warnings = []
+  for (var i = 0; i < versionRequirements.length; i++) {
+    var mod = versionRequirements[i]
+    if (!semver.satisfies(mod.currentVersion, mod.versionRequirement)) {
+      warnings.push(mod.name + ': ' +
+        chalk.red(mod.currentVersion) + ' should be ' +
+        chalk.green(mod.versionRequirement)
+      )
+    }
+  }
+
+  if (warnings.length) {
+    console.log('')
+    console.log(chalk.yellow('To use this template, you must update following to modules:'))
+    console.log()
+    for (var i = 0; i < warnings.length; i++) {
+      var warning = warnings[i]
+      console.log('  ' + warning)
+    }
+    console.log()
+    process.exit(1)
+  }
+}

vue-demo/vue2.x-koa2.x/build/dev-client.js

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+/* eslint-disable */
+require('eventsource-polyfill')
+var hotClient = require('webpack-hot-middleware/client?noInfo=true&reload=true')
+
+hotClient.subscribe(function (event) {
+  if (event.action === 'reload') {
+    window.location.reload()
+  }
+})

vue-demo/vue2.x-koa2.x/build/dev-server.js

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+require('./check-versions')()
+var config = require('../config')
+if (!process.env.NODE_ENV) process.env.NODE_ENV = JSON.parse(config.dev.env.NODE_ENV)
+var path = require('path')
+var express = require('express')
+var webpack = require('webpack')
+var opn = require('opn')
+var proxyMiddleware = require('http-proxy-middleware')
+var webpackConfig = require('./webpack.dev.conf')
+
+// default port where dev server listens for incoming traffic
+var port = process.env.PORT || config.dev.port
+// Define HTTP proxies to your custom API backend
+// https://github.com/chimurai/http-proxy-middleware
+var proxyTable = config.dev.proxyTable
+
+var app = express()
+var compiler = webpack(webpackConfig)
+
+var devMiddleware = require('webpack-dev-middleware')(compiler, {
+  publicPath: webpackConfig.output.publicPath,
+  quiet: true
+})
+
+var hotMiddleware = require('webpack-hot-middleware')(compiler, {
+  log: () => {}
+})
+// force page reload when html-webpack-plugin template changes
+compiler.plugin('compilation', function (compilation) {
+  compilation.plugin('html-webpack-plugin-after-emit', function (data, cb) {
+    hotMiddleware.publish({ action: 'reload' })
+    cb()
+  })
+})
+
+// proxy api requests
+Object.keys(proxyTable).forEach(function (context) {
+  var options = proxyTable[context]
+  if (typeof options === 'string') {
+    options = { target: options }
+  }
+  app.use(proxyMiddleware(context, options))
+})
+
+// handle fallback for HTML5 history API
+app.use(require('connect-history-api-fallback')())
+
+// serve webpack bundle output
+app.use(devMiddleware)
+
+// enable hot-reload and state-preserving
+// compilation error display
+app.use(hotMiddleware)
+
+// serve pure static assets
+var staticPath = path.posix.join(config.dev.assetsPublicPath, config.dev.assetsSubDirectory)
+app.use(staticPath, express.static('./static'))
+
+var uri = 'http://localhost:' + port
+
+devMiddleware.waitUntilValid(function () {
+  console.log('> Listening at ' + uri + '\n')
+})
+
+module.exports = app.listen(port, function (err) {
+  if (err) {
+    console.log(err)
+    return
+  }
+
+  // when env is testing, don't need open it
+  if (process.env.NODE_ENV !== 'testing') {
+    opn(uri)
+  }
+})

vue-demo/vue2.x-koa2.x/build/utils.js

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+var path = require('path')
+var config = require('../config')
+var ExtractTextPlugin = require('extract-text-webpack-plugin')
+
+exports.assetsPath = function (_path) {
+  var assetsSubDirectory = process.env.NODE_ENV === 'production'
+    ? config.build.assetsSubDirectory
+    : config.dev.assetsSubDirectory
+  return path.posix.join(assetsSubDirectory, _path)
+}
+
+exports.cssLoaders = function (options) {
+  options = options || {}
+  // generate loader string to be used with extract text plugin
+  function generateLoaders (loaders) {
+    var sourceLoader = loaders.map(function (loader) {
+      var extraParamChar
+      if (/\?/.test(loader)) {
+        loader = loader.replace(/\?/, '-loader?')
+        extraParamChar = '&'
+      } else {
+        loader = loader + '-loader'
+        extraParamChar = '?'
+      }
+      return loader + (options.sourceMap ? extraParamChar + 'sourceMap' : '')
+    }).join('!')
+
+    // Extract CSS when that option is specified
+    // (which is the case during production build)
+    if (options.extract) {
+      return ExtractTextPlugin.extract('vue-style-loader', sourceLoader)
+    } else {
+      return ['vue-style-loader', sourceLoader].join('!')
+    }
+  }
+
+  // http://vuejs.github.io/vue-loader/en/configurations/extract-css.html
+  return {
+    css: generateLoaders(['css']),
+    postcss: generateLoaders(['css']),
+    less: generateLoaders(['css', 'less']),
+    sass: generateLoaders(['css', 'sass?indentedSyntax']),
+    scss: generateLoaders(['css', 'sass']),
+    stylus: generateLoaders(['css', 'stylus']),
+    styl: generateLoaders(['css', 'stylus'])
+  }
+}
+
+// Generate loaders for standalone style files (outside of .vue)
+exports.styleLoaders = function (options) {
+  var output = []
+  var loaders = exports.cssLoaders(options)
+  for (var extension in loaders) {
+    var loader = loaders[extension]
+    output.push({
+      test: new RegExp('\\.' + extension + '$'),
+      loader: loader
+    })
+  }
+  return output
+}