init project

.babelrc

@@ -0,0 +1,12 @@
+{
+  "presets": [
+    ["env", {
+      "modules": false,
+      "targets": {
+        "browsers": ["> 1%", "last 2 versions", "not ie <= 8"]
+      }
+    }],
+    "stage-2"
+  ],
+  "plugins": ["transform-vue-jsx", "transform-runtime"]
+}

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true

.eslintignore

@@ -0,0 +1,4 @@
+/build/
+/config/
+/dist/
+/*.js

.eslintrc.js

@@ -0,0 +1,29 @@
+// https://eslint.org/docs/user-guide/configuring
+
+module.exports = {
+  root: true,
+  parserOptions: {
+    parser: 'babel-eslint'
+  },
+  env: {
+    browser: true,
+  },
+  extends: [
+    // https://github.com/vuejs/eslint-plugin-vue#priority-a-essential-error-prevention
+    // consider switching to `plugin:vue/strongly-recommended` or `plugin:vue/recommended` for stricter rules.
+    'plugin:vue/essential', 
+    // https://github.com/standard/standard/blob/master/docs/RULES-en.md
+    'standard'
+  ],
+  // required to lint *.vue files
+  plugins: [
+    'vue'
+  ],
+  // add your custom rules here
+  rules: {
+    // allow async-await
+    'generator-star-spacing': 'off',
+    // allow debugger during development
+    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off'
+  }
+}

.gitignore

@@ -0,0 +1,14 @@
+.DS_Store
+node_modules/
+/dist/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Editor directories and files
+.idea
+.vscode
+*.suo
+*.ntvs*
+*.njsproj
+*.sln

.postcssrc.js

@@ -0,0 +1,10 @@
+// https://github.com/michael-ciniawsky/postcss-load-config
+
+module.exports = {
+  "plugins": {
+    "postcss-import": {},
+    "postcss-url": {},
+    // to edit target browsers: use "browserslist" field in package.json
+    "autoprefixer": {}
+  }
+}

README.md

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+# fee
+
+> fee of water and electricity every month
+
+## Build Setup
+
+``` bash
+# install dependencies
+npm install
+
+# serve with hot reload at localhost:8080
+npm run dev
+
+# build for production with minification
+npm run build
+
+# build for production and view the bundle analyzer report
+npm run build --report
+```
+
+For a detailed explanation on how things work, check out the [guide](http://vuejs-templates.github.io/webpack/) and [docs for vue-loader](http://vuejs.github.io/vue-loader).

build/build.js

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+'use strict'
+require('./check-versions')()
+
+process.env.NODE_ENV = 'production'
+
+const ora = require('ora')
+const rm = require('rimraf')
+const path = require('path')
+const chalk = require('chalk')
+const webpack = require('webpack')
+const config = require('../config')
+const webpackConfig = require('./webpack.prod.conf')
+
+const spinner = ora('building for production...')
+spinner.start()
+
+rm(path.join(config.build.assetsRoot, config.build.assetsSubDirectory), err => {
+  if (err) throw err
+  webpack(webpackConfig, (err, stats) => {
+    spinner.stop()
+    if (err) throw err
+    process.stdout.write(stats.toString({
+      colors: true,
+      modules: false,
+      children: false, // If you are using ts-loader, setting this to true will make TypeScript errors show up during build.
+      chunks: false,
+      chunkModules: false
+    }) + '\n\n')
+
+    if (stats.hasErrors()) {
+      console.log(chalk.red('  Build failed with errors.\n'))
+      process.exit(1)
+    }
+
+    console.log(chalk.cyan('  Build complete.\n'))
+    console.log(chalk.yellow(
+      '  Tip: built files are meant to be served over an HTTP server.\n' +
+      '  Opening index.html over file:// won\'t work.\n'
+    ))
+  })
+})

build/check-versions.js

@@ -0,0 +1,54 @@
+'use strict'
+const chalk = require('chalk')
+const semver = require('semver')
+const packageConfig = require('../package.json')
+const shell = require('shelljs')
+
+function exec (cmd) {
+  return require('child_process').execSync(cmd).toString().trim()
+}
+
+const versionRequirements = [
+  {
+    name: 'node',
+    currentVersion: semver.clean(process.version),
+    versionRequirement: packageConfig.engines.node
+  }
+]
+
+if (shell.which('npm')) {
+  versionRequirements.push({
+    name: 'npm',
+    currentVersion: exec('npm --version'),
+    versionRequirement: packageConfig.engines.npm
+  })
+}
+
+module.exports = function () {
+  const warnings = []
+
+  for (let i = 0; i < versionRequirements.length; i++) {
+    const 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 (let i = 0; i < warnings.length; i++) {
+      const warning = warnings[i]
+      console.log('  ' + warning)
+    }
+
+    console.log()
+    process.exit(1)
+  }
+}

build/utils.js

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+'use strict'
+const path = require('path')
+const config = require('../config')
+const ExtractTextPlugin = require('extract-text-webpack-plugin')
+const packageConfig = require('../package.json')
+
+exports.assetsPath = function (_path) {
+  const assetsSubDirectory = process.env.NODE_ENV === 'production'
+    ? config.build.assetsSubDirectory
+    : config.dev.assetsSubDirectory
+
+  return path.posix.join(assetsSubDirectory, _path)
+}
+
+exports.cssLoaders = function (options) {
+  options = options || {}
+
+  const cssLoader = {
+    loader: 'css-loader',
+    options: {
+      sourceMap: options.sourceMap
+    }
+  }
+
+  const postcssLoader = {
+    loader: 'postcss-loader',
+    options: {
+      sourceMap: options.sourceMap
+    }
+  }
+
+  // generate loader string to be used with extract text plugin
+  function generateLoaders (loader, loaderOptions) {
+    const loaders = options.usePostCSS ? [cssLoader, postcssLoader] : [cssLoader]
+
+    if (loader) {
+      loaders.push({
+        loader: loader + '-loader',
+        options: Object.assign({}, loaderOptions, {
+          sourceMap: options.sourceMap
+        })
+      })
+    }
+
+    // Extract CSS when that option is specified
+    // (which is the case during production build)
+    if (options.extract) {
+      return ExtractTextPlugin.extract({
+        use: loaders,
+        fallback: 'vue-style-loader'
+      })
+    } else {
+      return ['vue-style-loader'].concat(loaders)
+    }
+  }
+
+  // https://vue-loader.vuejs.org/en/configurations/extract-css.html
+  return {
+    css: generateLoaders(),
+    postcss: generateLoaders(),
+    less: generateLoaders('less'),
+    sass: generateLoaders('sass', { indentedSyntax: true }),
+    scss: generateLoaders('sass'),
+    stylus: generateLoaders('stylus'),
+    styl: generateLoaders('stylus')
+  }
+}
+
+// Generate loaders for standalone style files (outside of .vue)
+exports.styleLoaders = function (options) {
+  const output = []
+  const loaders = exports.cssLoaders(options)
+
+  for (const extension in loaders) {
+    const loader = loaders[extension]
+    output.push({
+      test: new RegExp('\\.' + extension + '$'),
+      use: loader
+    })
+  }
+
+  return output
+}
+
+exports.createNotifierCallback = () => {
+  const notifier = require('node-notifier')
+
+  return (severity, errors) => {
+    if (severity !== 'error') return
+
+    const error = errors[0]
+    const filename = error.file && error.file.split('!').pop()
+
+    notifier.notify({
+      title: packageConfig.name,
+      message: severity + ': ' + error.name,
+      subtitle: filename || '',
+      icon: path.join(__dirname, 'logo.png')
+    })
+  }
+}

build/vue-loader.conf.js

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+'use strict'
+const utils = require('./utils')
+const config = require('../config')
+const isProduction = process.env.NODE_ENV === 'production'
+const sourceMapEnabled = isProduction
+  ? config.build.productionSourceMap
+  : config.dev.cssSourceMap
+
+module.exports = {
+  loaders: utils.cssLoaders({
+    sourceMap: sourceMapEnabled,
+    extract: isProduction
+  }),
+  cssSourceMap: sourceMapEnabled,
+  cacheBusting: config.dev.cacheBusting,
+  transformToRequire: {
+    video: ['src', 'poster'],
+    source: 'src',
+    img: 'src',
+    image: 'xlink:href'
+  }
+}

build/webpack.base.conf.js

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+'use strict'
+const path = require('path')
+const utils = require('./utils')
+const config = require('../config')
+const vueLoaderConfig = require('./vue-loader.conf')
+
+function resolve (dir) {
+  return path.join(__dirname, '..', dir)
+}
+
+const createLintingRule = () => ({
+  test: /\.(js|vue)$/,
+  loader: 'eslint-loader',
+  enforce: 'pre',
+  include: [resolve('src'), resolve('test')],
+  options: {
+    formatter: require('eslint-friendly-formatter'),
+    emitWarning: !config.dev.showEslintErrorsInOverlay
+  }
+})
+
+module.exports = {
+  context: path.resolve(__dirname, '../'),
+  entry: {
+    app: './src/main.js'
+  },
+  output: {
+    path: config.build.assetsRoot,
+    filename: '[name].js',
+    publicPath: process.env.NODE_ENV === 'production'
+      ? config.build.assetsPublicPath
+      : config.dev.assetsPublicPath
+  },
+  resolve: {
+    extensions: ['.js', '.vue', '.json'],
+    alias: {
+      'vue$': 'vue/dist/vue.esm.js',
+      '@': resolve('src'),
+    }
+  },
+  module: {
+    rules: [
+      ...(config.dev.useEslint ? [createLintingRule()] : []),
+      {
+        test: /\.vue$/,
+        loader: 'vue-loader',
+        options: vueLoaderConfig
+      },
+      {
+        test: /\.js$/,
+        loader: 'babel-loader',
+        include: [resolve('src'), resolve('test'), resolve('node_modules/webpack-dev-server/client')]
+      },
+      {
+        test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
+        loader: 'url-loader',
+        options: {
+          limit: 10000,
+          name: utils.assetsPath('img/[name].[hash:7].[ext]')
+        }
+      },
+      {
+        test: /\.(mp4|webm|ogg|mp3|wav|flac|aac)(\?.*)?$/,
+        loader: 'url-loader',
+        options: {
+          limit: 10000,
+          name: utils.assetsPath('media/[name].[hash:7].[ext]')
+        }
+      },
+      {
+        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
+        loader: 'url-loader',
+        options: {
+          limit: 10000,
+          name: utils.assetsPath('fonts/[name].[hash:7].[ext]')
+        }
+      }
+    ]
+  },
+  node: {
+    // prevent webpack from injecting useless setImmediate polyfill because Vue
+    // source contains it (although only uses it if it's native).
+    setImmediate: false,
+    // prevent webpack from injecting mocks to Node native modules
+    // that does not make sense for the client
+    dgram: 'empty',
+    fs: 'empty',
+    net: 'empty',
+    tls: 'empty',
+    child_process: 'empty'
+  }
+}

build/webpack.dev.conf.js

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+'use strict'
+const utils = require('./utils')
+const webpack = require('webpack')
+const config = require('../config')
+const merge = require('webpack-merge')
+const path = require('path')
+const baseWebpackConfig = require('./webpack.base.conf')
+const CopyWebpackPlugin = require('copy-webpack-plugin')
+const HtmlWebpackPlugin = require('html-webpack-plugin')
+const FriendlyErrorsPlugin = require('friendly-errors-webpack-plugin')
+const portfinder = require('portfinder')
+
+const HOST = process.env.HOST
+const PORT = process.env.PORT && Number(process.env.PORT)
+
+const devWebpackConfig = merge(baseWebpackConfig, {
+  module: {
+    rules: utils.styleLoaders({ sourceMap: config.dev.cssSourceMap, usePostCSS: true })
+  },
+  // cheap-module-eval-source-map is faster for development
+  devtool: config.dev.devtool,
+
+  // these devServer options should be customized in /config/index.js
+  devServer: {
+    clientLogLevel: 'warning',
+    historyApiFallback: {
+      rewrites: [
+        { from: /.*/, to: path.posix.join(config.dev.assetsPublicPath, 'index.html') },
+      ],
+    },
+    hot: true,
+    contentBase: false, // since we use CopyWebpackPlugin.
+    compress: true,
+    host: HOST || config.dev.host,
+    port: PORT || config.dev.port,
+    open: config.dev.autoOpenBrowser,
+    overlay: config.dev.errorOverlay
+      ? { warnings: false, errors: true }
+      : false,
+    publicPath: config.dev.assetsPublicPath,
+    proxy: config.dev.proxyTable,
+    quiet: true, // necessary for FriendlyErrorsPlugin
+    watchOptions: {
+      poll: config.dev.poll,
+    }
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      'process.env': require('../config/dev.env')
+    }),
+    new webpack.HotModuleReplacementPlugin(),
+    new webpack.NamedModulesPlugin(), // HMR shows correct file names in console on update.
+    new webpack.NoEmitOnErrorsPlugin(),
+    // https://github.com/ampedandwired/html-webpack-plugin
+    new HtmlWebpackPlugin({
+      filename: 'index.html',
+      template: 'index.html',
+      inject: true
+    }),
+    // copy custom static assets
+    new CopyWebpackPlugin([
+      {
+        from: path.resolve(__dirname, '../static'),
+        to: config.dev.assetsSubDirectory,
+        ignore: ['.*']
+      }
+    ])
+  ]
+})
+
+module.exports = new Promise((resolve, reject) => {
+  portfinder.basePort = process.env.PORT || config.dev.port
+  portfinder.getPort((err, port) => {
+    if (err) {
+      reject(err)
+    } else {
+      // publish the new Port, necessary for e2e tests
+      process.env.PORT = port
+      // add port to devServer config
+      devWebpackConfig.devServer.port = port
+
+      // Add FriendlyErrorsPlugin
+      devWebpackConfig.plugins.push(new FriendlyErrorsPlugin({
+        compilationSuccessInfo: {
+          messages: [`Your application is running here: http://${devWebpackConfig.devServer.host}:${port}`],
+        },
+        onErrors: config.dev.notifyOnErrors
+        ? utils.createNotifierCallback()
+        : undefined
+      }))
+
+      resolve(devWebpackConfig)
+    }
+  })
+})

build/webpack.prod.conf.js

@@ -0,0 +1,145 @@
+'use strict'
+const path = require('path')
+const utils = require('./utils')
+const webpack = require('webpack')
+const config = require('../config')
+const merge = require('webpack-merge')
+const baseWebpackConfig = require('./webpack.base.conf')
+const CopyWebpackPlugin = require('copy-webpack-plugin')
+const HtmlWebpackPlugin = require('html-webpack-plugin')
+const ExtractTextPlugin = require('extract-text-webpack-plugin')
+const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
+
+const env = require('../config/prod.env')
+
+const webpackConfig = merge(baseWebpackConfig, {
+  module: {
+    rules: utils.styleLoaders({
+      sourceMap: config.build.productionSourceMap,
+      extract: true,
+      usePostCSS: true
+    })
+  },
+  devtool: config.build.productionSourceMap ? config.build.devtool : false,
+  output: {
+    path: config.build.assetsRoot,
+    filename: utils.assetsPath('js/[name].[chunkhash].js'),
+    chunkFilename: utils.assetsPath('js/[id].[chunkhash].js')
+  },
+  plugins: [
+    // http://vuejs.github.io/vue-loader/en/workflow/production.html
+    new webpack.DefinePlugin({
+      'process.env': env
+    }),
+    new UglifyJsPlugin({
+      uglifyOptions: {
+        compress: {
+          warnings: false
+        }
+      },
+      sourceMap: config.build.productionSourceMap,
+      parallel: true
+    }),
+    // extract css into its own file
+    new ExtractTextPlugin({
+      filename: utils.assetsPath('css/[name].[contenthash].css'),
+      // Setting the following option to `false` will not extract CSS from codesplit chunks.
+      // Their CSS will instead be inserted dynamically with style-loader when the codesplit chunk has been loaded by webpack.
+      // It's currently set to `true` because we are seeing that sourcemaps are included in the codesplit bundle as well when it's `false`, 
+      // increasing file size: https://github.com/vuejs-templates/webpack/issues/1110
+      allChunks: true,
+    }),
+    // Compress extracted CSS. We are using this plugin so that possible
+    // duplicated CSS from different components can be deduped.
+    new OptimizeCSSPlugin({
+      cssProcessorOptions: config.build.productionSourceMap
+        ? { safe: true, map: { inline: false } }
+        : { safe: true }
+    }),
+    // generate dist index.html with correct asset hash for caching.
+    // you can customize output by editing /index.html
+    // see https://github.com/ampedandwired/html-webpack-plugin
+    new HtmlWebpackPlugin({
+      filename: config.build.index,
+      template: 'index.html',
+      inject: true,
+      minify: {
+        removeComments: true,
+        collapseWhitespace: true,
+        removeAttributeQuotes: true
+        // more options:
+        // https://github.com/kangax/html-minifier#options-quick-reference
+      },
+      // necessary to consistently work with multiple chunks via CommonsChunkPlugin
+      chunksSortMode: 'dependency'
+    }),
+    // keep module.id stable when vendor modules does not change
+    new webpack.HashedModuleIdsPlugin(),
+    // enable scope hoisting
+    new webpack.optimize.ModuleConcatenationPlugin(),
+    // split vendor js into its own file
+    new webpack.optimize.CommonsChunkPlugin({
+      name: 'vendor',
+      minChunks (module) {
+        // any required modules inside node_modules are extracted to vendor
+        return (
+          module.resource &&
+          /\.js$/.test(module.resource) &&
+          module.resource.indexOf(
+            path.join(__dirname, '../node_modules')
+          ) === 0
+        )
+      }
+    }),
+    // extract webpack runtime and module manifest to its own file in order to
+    // prevent vendor hash from being updated whenever app bundle is updated
+    new webpack.optimize.CommonsChunkPlugin({
+      name: 'manifest',
+      minChunks: Infinity
+    }),
+    // This instance extracts shared chunks from code splitted chunks and bundles them
+    // in a separate chunk, similar to the vendor chunk
+    // see: https://webpack.js.org/plugins/commons-chunk-plugin/#extra-async-commons-chunk
+    new webpack.optimize.CommonsChunkPlugin({
+      name: 'app',
+      async: 'vendor-async',
+      children: true,
+      minChunks: 3
+    }),
+
+    // copy custom static assets
+    new CopyWebpackPlugin([
+      {
+        from: path.resolve(__dirname, '../static'),
+        to: config.build.assetsSubDirectory,
+        ignore: ['.*']
+      }
+    ])
+  ]
+})
+
+if (config.build.productionGzip) {
+  const CompressionWebpackPlugin = require('compression-webpack-plugin')
+
+  webpackConfig.plugins.push(
+    new CompressionWebpackPlugin({
+      asset: '[path].gz[query]',
+      algorithm: 'gzip',
+      test: new RegExp(
+        '\\.(' +
+        config.build.productionGzipExtensions.join('|') +
+        ')$'
+      ),
+      threshold: 10240,
+      minRatio: 0.8
+    })
+  )
+}
+
+if (config.build.bundleAnalyzerReport) {
+  const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
+  webpackConfig.plugins.push(new BundleAnalyzerPlugin())
+}
+
+module.exports = webpackConfig

config/dev.env.js

@@ -0,0 +1,7 @@
+'use strict'
+const merge = require('webpack-merge')
+const prodEnv = require('./prod.env')
+
+module.exports = merge(prodEnv, {
+  NODE_ENV: '"development"'
+})

config/index.js

@@ -0,0 +1,76 @@
+'use strict'
+// Template version: 1.3.1
+// see http://vuejs-templates.github.io/webpack for documentation.
+
+const path = require('path')
+
+module.exports = {
+  dev: {
+
+    // Paths
+    assetsSubDirectory: 'static',
+    assetsPublicPath: '/',
+    proxyTable: {},
+
+    // Various Dev Server settings
+    host: 'localhost', // can be overwritten by process.env.HOST
+    port: 8080, // can be overwritten by process.env.PORT, if port is in use, a free one will be determined
+    autoOpenBrowser: false,
+    errorOverlay: true,
+    notifyOnErrors: true,
+    poll: false, // https://webpack.js.org/configuration/dev-server/#devserver-watchoptions-
+
+    // Use Eslint Loader?
+    // If true, your code will be linted during bundling and
+    // linting errors and warnings will be shown in the console.
+    useEslint: true,
+    // If true, eslint errors and warnings will also be shown in the error overlay
+    // in the browser.
+    showEslintErrorsInOverlay: false,
+
+    /**
+     * Source Maps
+     */
+
+    // https://webpack.js.org/configuration/devtool/#development
+    devtool: 'cheap-module-eval-source-map',
+
+    // If you have problems debugging vue-files in devtools,
+    // set this to false - it *may* help
+    // https://vue-loader.vuejs.org/en/options.html#cachebusting
+    cacheBusting: true,
+
+    cssSourceMap: true
+  },
+
+  build: {
+    // Template for index.html
+    index: path.resolve(__dirname, '../dist/index.html'),
+
+    // Paths
+    assetsRoot: path.resolve(__dirname, '../dist'),
+    assetsSubDirectory: 'static',
+    assetsPublicPath: '/fee',
+
+    /**
+     * Source Maps
+     */
+
+    productionSourceMap: true,
+    // https://webpack.js.org/configuration/devtool/#production
+    devtool: '#source-map',
+
+    // Gzip off by default as many popular static hosts such as
+    // Surge or Netlify already gzip all static assets for you.
+    // Before setting to `true`, make sure to:
+    // npm install --save-dev compression-webpack-plugin
+    productionGzip: false,
+    productionGzipExtensions: ['js', 'css'],
+
+    // Run the build command with an extra argument to
+    // View the bundle analyzer report after build finishes:
+    // `npm run build --report`
+    // Set to `true` or `false` to always turn it on or off
+    bundleAnalyzerReport: process.env.npm_config_report
+  }
+}

config/prod.env.js

@@ -0,0 +1,4 @@
+'use strict'
+module.exports = {
+  NODE_ENV: '"production"'
+}

index.html

@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width,initial-scale=1.0">
+    <title>水电费计算工具</title>
+  </head>
+  <body>
+    <div id="app"></div>
+    <!-- built files will be auto injected -->
+  </body>
+</html>

package.json

@@ -0,0 +1,75 @@
+{
+  "name": "fee",
+  "version": "1.0.0",
+  "description": "fee of water and electricity every month",
+  "author": "chenqinghe",
+  "private": true,
+  "scripts": {
+    "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js",
+    "start": "npm run dev",
+    "lint": "eslint --ext .js,.vue src",
+    "build": "node build/build.js"
+  },
+  "dependencies": {
+    "element-ui": "^2.13.2",
+    "store": "^2.0.12",
+    "vue": "^2.5.2",
+    "vue-router": "^3.0.1"
+  },
+  "devDependencies": {
+    "autoprefixer": "^7.1.2",
+    "babel-core": "^6.22.1",
+    "babel-eslint": "^8.2.1",
+    "babel-helper-vue-jsx-merge-props": "^2.0.3",
+    "babel-loader": "^7.1.1",
+    "babel-plugin-syntax-jsx": "^6.18.0",
+    "babel-plugin-transform-runtime": "^6.22.0",
+    "babel-plugin-transform-vue-jsx": "^3.5.0",
+    "babel-preset-env": "^1.3.2",
+    "babel-preset-stage-2": "^6.22.0",
+    "chalk": "^2.0.1",
+    "copy-webpack-plugin": "^4.0.1",
+    "css-loader": "^0.28.0",
+    "eslint": "^4.15.0",
+    "eslint-config-standard": "^10.2.1",
+    "eslint-friendly-formatter": "^3.0.0",
+    "eslint-loader": "^1.7.1",
+    "eslint-plugin-import": "^2.7.0",
+    "eslint-plugin-node": "^5.2.0",
+    "eslint-plugin-promise": "^3.4.0",
+    "eslint-plugin-standard": "^3.0.1",
+    "eslint-plugin-vue": "^4.0.0",
+    "extract-text-webpack-plugin": "^3.0.0",
+    "file-loader": "^1.1.4",
+    "friendly-errors-webpack-plugin": "^1.6.1",
+    "html-webpack-plugin": "^2.30.1",
+    "node-notifier": "^5.1.2",
+    "optimize-css-assets-webpack-plugin": "^3.2.0",
+    "ora": "^1.2.0",
+    "portfinder": "^1.0.13",
+    "postcss-import": "^11.0.0",
+    "postcss-loader": "^2.0.8",
+    "postcss-url": "^7.2.1",
+    "rimraf": "^2.6.0",
+    "semver": "^5.3.0",
+    "shelljs": "^0.7.6",
+    "uglifyjs-webpack-plugin": "^1.1.1",
+    "url-loader": "^0.5.8",
+    "vue-loader": "^13.3.0",
+    "vue-style-loader": "^3.0.1",
+    "vue-template-compiler": "^2.5.2",
+    "webpack": "^3.6.0",
+    "webpack-bundle-analyzer": "^2.9.0",
+    "webpack-dev-server": "^2.9.1",
+    "webpack-merge": "^4.1.0"
+  },
+  "engines": {
+    "node": ">= 6.0.0",
+    "npm": ">= 3.0.0"
+  },
+  "browserslist": [
+    "> 1%",
+    "last 2 versions",
+    "not ie <= 8"
+  ]
+}

src/App.vue

@@ -0,0 +1,22 @@
+<template>
+  <div id="app">
+    <router-view/>
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'App'
+}
+</script>
+
+<style>
+#app {
+  font-family: 'Avenir', Helvetica, Arial, sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  text-align: center;
+  color: #2c3e50;
+  margin-top: 60px;
+}
+</style>

src/components/Index.vue

@@ -0,0 +1,208 @@
+<template>
+    <div>
+        <el-row>
+            <el-col :md="9" class="hidden-xs-only"><div class="grid-content"></div></el-col>
+            <el-col :md="6" :xs="24">
+                <el-form ref="form" :model="form" label-width="80px" :rules="rules">
+                    <el-form-item label="水费">
+                        <el-input v-model="form.waterfee" @change="updateWaterFee">
+                            <template slot="append">
+                                元/立方米
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item label="电费">
+                        <el-input v-model="form.elecfee" @change="updateElecFee">
+                            <template slot="append">
+                                元/度
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item label="上月用水">
+                        <el-input v-model="form.lastwater">
+                            <template slot="append">
+                                立方米
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item label="上月用电">
+                        <el-input v-model="form.lastelec">
+                            <template slot="append">
+                                度
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item label="本月用水" prop="curwater">
+                        <el-input v-model="form.curwater" type="number">
+                            <template slot="append">
+                                立方米
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item label="本月用电" prop="curelec">
+                        <el-input v-model="form.curelec" type="number">
+                            <template slot="append">
+                                度
+                            </template>
+                        </el-input>
+                    </el-form-item>
+                    <el-form-item>
+                        <el-button type="primary" @click="calcFee">计算水电费</el-button>
+                    </el-form-item>
+                </el-form>
+
+                <span>本月水电费共</span> <span class="fee">{{ totalfee }}</span> 元
+                <div style="margin-top: 60px">
+                    <h3>历史账单</h3>
+                </div>
+                <el-table
+                        :data="records"
+                >
+                    <el-table-column
+                            prop="date"
+                            label="缴费日期"
+                            align="center"
+                    >
+                    </el-table-column>
+                    <el-table-column
+                            prop="fee"
+                            label="缴费金额"
+                            align="center"
+                    >
+                    </el-table-column>
+                    <el-table-column
+                            label="操作"
+                            align="center"
+                    >
+                        <template slot-scope="scope">
+                            <el-button @click="deleteRecord(scope.row)" type="text">删除</el-button>
+                        </template>
+                    </el-table-column>
+                </el-table>
+            </el-col>
+            <el-col :md="9" class="hidden-xs-only"><div class="grid-content"></div></el-col>
+        </el-row>
+    </div>
+</template>
+
+<script>
+import store from 'store'
+
+export default {
+  name: 'Index',
+  data () {
+    return {
+      totalfee: 0, // 总水电费
+      records: [], // 缴费记录
+      form: {
+        waterfee: 0, // 水费
+        elecfee: 0, // 电费
+        lastwater: 0, // 上月用水量
+        lastelec: 0, // 上月用电量
+        curwater: 0, // 当月用水量
+        curelec: 0 // 当月用电量
+      },
+      rules: {
+        curwater: [
+          {validator: this.checkCurrentWater, trigger: 'change'}
+        ],
+        curelec: [
+          {validator: this.checkCurrentElec, trigger: 'change'}
+        ]
+      }
+    }
+  },
+  methods: {
+    // calc 计算水电费
+    calcFee () {
+      this.$refs['form'].validate(valid => {
+        console.log('validate:', valid)
+        if (!valid) {
+          return false
+        }
+
+        store.set('lastwater', this.form.curwater)
+        store.set('lastelec', this.form.curelec)
+
+        let fee = (this.form.curelec - this.form.lastelec) * this.form.elecfee + (this.form.curwater - this.form.lastwater) * this.form.waterfee
+        this.totalfee = fee.toFixed(2)
+
+        this.addFeeRecord(fee.toFixed(2))
+      })
+    },
+    updateWaterFee (val) {
+      store.set('waterfee', val)
+    },
+    updateElecFee (val) {
+      store.set('elecfee', val)
+    },
+    deleteRecord (row) {
+      console.log(row)
+      let records = this.getFeeRecords()
+      let index = records.findIndex(item => {
+        return item.date === row.date && item.fee === row.fee
+      })
+      records.splice(index, 1)
+      store.set('feerecords', records)
+      this.records = records
+    },
+    addFeeRecord (fee) {
+      let records = this.getFeeRecords()
+      let now = new Date()
+      let date = now.getFullYear() + '年' + (now.getMonth() + 1) + '月' + now.getDate() + '日'
+      records.unshift({
+        date: date,
+        fee: fee
+      })
+      store.set('feerecords', records)
+      this.records = records
+    },
+    getFeeRecords () {
+      return store.get('feerecords') || []
+    },
+    checkCurrentElec (rule, value, callback) {
+      console.log('check elec:', value)
+      if (value === '') {
+        return callback(new Error('请输入当月用电量'))
+      } else {
+        if (parseFloat(value) < parseFloat(this.form.lastelec)) {
+          return callback(new Error('当月用电量不能少于上月用电量'))
+        }
+        return callback()
+      }
+    },
+    checkCurrentWater (rule, value, callback) {
+      console.log('check water:', value)
+      if (value === '') {
+        return callback(new Error('请输入当月用水量'))
+      } else {
+        if (parseFloat(value) < parseFloat(this.form.lastwater)) {
+          return callback(new Error('当月用水量不能少于上月用水量'))
+        }
+        return callback()
+      }
+    }
+  },
+  created () {
+    this.form.waterfee = store.get('waterfee') || 0
+    this.form.elecfee = store.get('elecfee') || 0
+    this.form.lastwater = store.get('lastwater') || 0
+    this.form.lastelec = store.get('lastelec') || 0
+    this.records = this.getFeeRecords()
+  }
+}
+</script>
+
+<style scoped>
+
+    .fee {
+        color: red;
+        font-size: 30px;
+        font-weight: bold;
+    }
+
+    .grid-content {
+        min-height: 36px;
+    }
+
+</style>

src/main.js

@@ -0,0 +1,20 @@
+// The Vue build version to load with the `import` command
+// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
+import Vue from 'vue'
+import ElementUI from 'element-ui'
+import 'element-ui/lib/theme-chalk/index.css'
+import 'element-ui/lib/theme-chalk/display.css'
+import App from './App'
+import router from './router'
+
+Vue.use(ElementUI)
+
+Vue.config.productionTip = false
+
+/* eslint-disable no-new */
+new Vue({
+  el: '#app',
+  router,
+  components: { App },
+  template: '<App/>'
+})

src/router/index.js

@@ -0,0 +1,15 @@
+import Vue from 'vue'
+import Router from 'vue-router'
+import Index from '@/components/Index'
+
+Vue.use(Router)
+
+export default new Router({
+  routes: [
+    {
+      path: '/',
+      name: 'Index',
+      component: Index
+    }
+  ]
+})