初版提交

whyczyk

2021-09-23 3dc7fbdef731e13460ef0717d8abe4b8d0949431

初版提交

 .editorconfig

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# http://editorconfig.org
root = true

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

[*.md]
insert_final_newline = false
trim_trailing_whitespace = false

 .env.dev

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NODE_ENV="dev"
VUE_APP_ENV="dev"

 .env.production

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NODE_ENV=""
VUE_APP_ENV="prod"

 .gitignore

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.DS_Store
node_modules/
dist/
npm-debug.log*
yarn-debug.log*
yarn-error.log*
package-lock.json
tests/**/coverage/

# Editor directories and files
.idea
.vscode
*.suo
*.ntvs*
*.njsproj
*.sln

 babel.config.js

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module.exports = {
  presets: [
    // https://github.com/vuejs/vue-cli/tree/master/packages/@vue/babel-preset-app
    '@vue/cli-plugin-babel/preset'
  ],
  'env': {
    'dev': {
      // babel-plugin-dynamic-import-node plugin only does one thing by converting all import() to require().
      // This plugin can significantly increase the speed of hot updates, when you have a large number of pages.
      // https://panjiachen.github.io/vue-element-admin-site/guide/advanced/lazy-loading.html
      'plugins': ['dynamic-import-node']
    }
  }
}

 build/index.js

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const { run } = require('runjs')
const chalk = require('chalk')
const config = require('../vue.config.js')
const rawArgv = process.argv.slice(2)
const args = rawArgv.join(' ')

if (process.env.npm_config_preview || rawArgv.includes('--preview')) {
  const report = rawArgv.includes('--report')

  run(`vue-cli-service build ${args}`)

  const port = 9526
  const publicPath = config.publicPath

  var connect = require('connect')
  var serveStatic = require('serve-static')
  const app = connect()

  app.use(
    publicPath,
    serveStatic('./dist', {
      index: ['index.html', '/']
    })
  )

  app.listen(port, function () {
    console.log(chalk.green(`> Preview at  http://localhost:${port}${publicPath}`))
    if (report) {
      console.log(chalk.green(`> Report at  http://localhost:${port}${publicPath}report.html`))
    }

  })
} else {
  run(`vue-cli-service build ${args}`)
}

 jsconfig.json

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{
  "compilerOptions": {
    "baseUrl": "./",
    "paths": {
        "@/*": ["src/*"]
    }
  },
  "exclude": ["node_modules", "dist"]
}

 package.json

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{
  "name": "vue-admin-template",
  "version": "4.4.0",
  "description": "A vue admin template with Element UI & axios & iconfont & permission control & lint",
  "author": "Pan <panfree23@gmail.com>",
  "scripts": {
    "serve": "vue-cli-service serve --mode dev",
    "build:prod": "vue-cli-service build",
    "build:stage": "vue-cli-service build --mode staging",
    "preview": "node build/index.js --preview",
    "svgo": "svgo -f src/icons/svg --config=src/icons/svgo.yml",
    "lint": "eslint --ext .js,.vue src",
    "test:unit": "jest --clearCache && vue-cli-service test:unit",
    "test:ci": "npm run lint && npm run test:unit"
  },
  "dependencies": {
    "axios": "0.18.1",
    "core-js": "3.6.5",
    "element-ui": "2.13.2",
    "js-cookie": "2.2.0",
    "normalize.css": "7.0.0",
    "nprogress": "0.2.0",
    "path-to-regexp": "2.4.0",
    "vue": "2.6.10",
    "vue-router": "3.0.6",
    "vuex": "3.1.0"
  },
  "devDependencies": {
    "@vue/cli-plugin-babel": "4.4.4",
    "@vue/cli-plugin-eslint": "4.4.4",
    "@vue/cli-plugin-unit-jest": "4.4.4",
    "@vue/cli-service": "4.4.4",
    "@vue/test-utils": "1.0.0-beta.29",
    "autoprefixer": "9.5.1",
    "babel-eslint": "10.1.0",
    "babel-jest": "23.6.0",
    "babel-plugin-dynamic-import-node": "2.3.3",
    "chalk": "2.4.2",
    "connect": "3.6.6",
    "eslint": "6.7.2",
    "eslint-plugin-vue": "6.2.2",
    "html-webpack-plugin": "3.2.0",
    "mockjs": "1.0.1-beta3",
    "runjs": "4.3.2",
    "sass": "1.26.8",
    "sass-loader": "8.0.2",
    "script-ext-html-webpack-plugin": "2.1.3",
    "serve-static": "1.13.2",
    "svg-sprite-loader": "4.1.3",
    "svgo": "1.2.2",
    "vue-template-compiler": "2.6.10"
  },
  "browserslist": [
    "> 1%",
    "last 2 versions"
  ],
  "engines": {
    "node": ">=8.9",
    "npm": ">= 3.0.0"
  },
  "license": "MIT"
}

 postcss.config.js

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// https://github.com/michael-ciniawsky/postcss-load-config

module.exports = {
  'plugins': {
    // to edit target browsers: use "browserslist" field in package.json
    'autoprefixer': {}
  }
}

 public/favicon.ico

 public/index.html

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<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
    <link rel="icon" href="<%= BASE_URL %>favicon.ico">
    <title><%= webpackConfig.name %></title>
  </head>
  <body>
    <noscript>
      <strong>We're sorry but <%= webpackConfig.name %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
    </noscript>
    <div id="app"></div>
    <!-- built files will be auto injected -->
  </body>
</html>

 src/App.vue

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<template>
  <div id="app">
    <router-view />
  </div>
</template>

<script>
export default {
  name: 'App'
}
</script>

 src/assets/404_images/404.png

 src/assets/404_images/404_cloud.png

 src/components/Breadcrumb/index.vue

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<template>
  <el-breadcrumb class="app-breadcrumb" separator="/">
    <transition-group name="breadcrumb">
      <el-breadcrumb-item v-for="(item,index) in levelList" :key="item.path">
        <span v-if="item.redirect==='noRedirect'||index==levelList.length-1" class="no-redirect">{{ item.meta.title }}</span>
        <a v-else @click.prevent="handleLink(item)">{{ item.meta.title }}</a>
      </el-breadcrumb-item>
    </transition-group>
  </el-breadcrumb>
</template>

<script>
import pathToRegexp from 'path-to-regexp'

export default {
  data() {
    return {
      levelList: null
    }
  },
  watch: {
    $route() {
      this.getBreadcrumb()
    }
  },
  created() {
    this.getBreadcrumb()
  },
  methods: {
    getBreadcrumb() {
      // only show routes with meta.title
      let matched = this.$route.matched.filter(item => item.meta && item.meta.title)
      const first = matched[0]

      if (!this.isDashboard(first)) {
        matched = [{ path: '/dashboard', meta: { title: 'Dashboard' }}].concat(matched)
      }

      this.levelList = matched.filter(item => item.meta && item.meta.title && item.meta.breadcrumb !== false)
    },
    isDashboard(route) {
      const name = route && route.name
      if (!name) {
        return false
      }
      return name.trim().toLocaleLowerCase() === 'Dashboard'.toLocaleLowerCase()
    },
    pathCompile(path) {
      // To solve this problem https://github.com/PanJiaChen/vue-element-admin/issues/561
      const { params } = this.$route
      var toPath = pathToRegexp.compile(path)
      return toPath(params)
    },
    handleLink(item) {
      const { redirect, path } = item
      if (redirect) {
        this.$router.push(redirect)
        return
      }
      this.$router.push(this.pathCompile(path))
    }
  }
}
</script>

<style lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
  display: inline-block;
  font-size: 14px;
  line-height: 50px;
  margin-left: 8px;

  .no-redirect {
    color: #97a8be;
    cursor: text;
  }
}
</style>

 src/components/FlexLayout.vue

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<template>
    <div class="flex-layout" :class=getRootClass :style="getRootStyle">
        <div class="flex-layout-header">
            <slot name="header"></slot>
        </div>
        <div class="flex-layout-body" :class="{'no-bg': noBg}">
            <slot></slot>
        </div>
        <div class="flex-layout-footer">
            <slot name="footer"></slot>
        </div>
    </div>
</template>

<script>
export default {
    props: {
        direction: {
            type: String,
            default: '',
        },
        height: {
            type: String,
            default: "100%",
        },
        noBg: {
            type: Boolean,
            default: false
        }
    },
    computed: {
        getRootClass: function() {
            return {
               'direction-row':  this.direction == 'row'?true: false
            };
        },
        getRootStyle: function() {
            return {
                'height': this.height,
            }
        },
    }
}
</script>

<style scoped>
.flex-layout {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.flex-layout.direction-row {
    flex-direction: row;
}
.flex-layout.full-ht {
    height: 100%;
}

.flex-layout-body {
    flex: 1;
    overflow-x: hidden;
    overflow-y: auto;
}
.flex-layout-body.no-bg {
    background-color: #05227200;
}
</style>



 src/components/Hamburger/index.vue

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<template>
    <div style="margin-left: 15px; margin-right: 0" @click="toggleClick">
        <svg
            :class="{ 'is-active': isActive }"
            class="hamburger"
            viewBox="0 0 1024 1024"
            xmlns="http://www.w3.org/2000/svg"
            width="64"
            height="64"
        >
            <path
                d="M408 442h480c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8H408c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8zm-8 204c0 4.4 3.6 8 8 8h480c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8H408c-4.4 0-8 3.6-8 8v56zm504-486H120c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8h784c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8zm0 632H120c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8h784c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8zM142.4 642.1L298.7 519a8.84 8.84 0 0 0 0-13.9L142.4 381.9c-5.8-4.6-14.4-.5-14.4 6.9v246.3a8.9 8.9 0 0 0 14.4 7z"
            />
        </svg>
    </div>
</template>

<script>
export default {
    name: "Hamburger",
    props: {
        isActive: {
            type: Boolean,
            default: false,
        },
    },
    methods: {
        toggleClick() {
            this.$emit("toggleClick");
        },
    },
};
</script>

<style scoped>
.hamburger {
    display: inline-block;
    vertical-align: middle;
    width: 20px;
    height: 20px;
}

.hamburger.is-active {
    transform: rotate(180deg);
}
</style>

 src/components/SvgIcon/index.vue

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<template>
  <div v-if="isExternal" :style="styleExternalIcon" class="svg-external-icon svg-icon" v-on="$listeners" />
  <svg v-else :class="svgClass" aria-hidden="true" v-on="$listeners">
    <use :xlink:href="iconName" />
  </svg>
</template>

<script>
// doc: https://panjiachen.github.io/vue-element-admin-site/feature/component/svg-icon.html#usage
import { isExternal } from '@/utils/validate'

export default {
  name: 'SvgIcon',
  props: {
    iconClass: {
      type: String,
      required: true
    },
    className: {
      type: String,
      default: ''
    }
  },
  computed: {
    isExternal() {
      return isExternal(this.iconClass)
    },
    iconName() {
      return `#icon-${this.iconClass}`
    },
    svgClass() {
      if (this.className) {
        return 'svg-icon ' + this.className
      } else {
        return 'svg-icon'
      }
    },
    styleExternalIcon() {
      return {
        mask: `url(${this.iconClass}) no-repeat 50% 50%`,
        '-webkit-mask': `url(${this.iconClass}) no-repeat 50% 50%`
      }
    }
  }
}
</script>

<style scoped>
.svg-icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
}

.svg-external-icon {
  background-color: currentColor;
  mask-size: cover!important;
  display: inline-block;
}
</style>

 src/icons/index.js

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import Vue from 'vue'
import SvgIcon from '@/components/SvgIcon'// svg component

// register globally
Vue.component('svg-icon', SvgIcon)

const req = require.context('./svg', false, /\.svg$/)
const requireAll = requireContext => requireContext.keys().map(requireContext)
requireAll(req)

 src/icons/svg/dashboard.svg

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<svg width="128" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M27.429 63.638c0-2.508-.893-4.65-2.679-6.424-1.786-1.775-3.94-2.662-6.464-2.662-2.524 0-4.679.887-6.465 2.662-1.785 1.774-2.678 3.916-2.678 6.424 0 2.508.893 4.65 2.678 6.424 1.786 1.775 3.94 2.662 6.465 2.662 2.524 0 4.678-.887 6.464-2.662 1.786-1.775 2.679-3.916 2.679-6.424zm13.714-31.801c0-2.508-.893-4.65-2.679-6.424-1.785-1.775-3.94-2.662-6.464-2.662-2.524 0-4.679.887-6.464 2.662-1.786 1.774-2.679 3.916-2.679 6.424 0 2.508.893 4.65 2.679 6.424 1.785 1.774 3.94 2.662 6.464 2.662 2.524 0 4.679-.888 6.464-2.662 1.786-1.775 2.679-3.916 2.679-6.424zM71.714 65.98l7.215-27.116c.285-1.23.107-2.378-.536-3.443-.643-1.064-1.56-1.762-2.75-2.094-1.19-.33-2.333-.177-3.429.462-1.095.639-1.81 1.573-2.143 2.804l-7.214 27.116c-2.857.237-5.405 1.266-7.643 3.088-2.238 1.822-3.738 4.152-4.5 6.992-.952 3.644-.476 7.098 1.429 10.364 1.905 3.265 4.69 5.37 8.357 6.317 3.667.947 7.143.474 10.429-1.42 3.285-1.892 5.404-4.66 6.357-8.305.762-2.84.619-5.607-.429-8.305-1.047-2.697-2.762-4.85-5.143-6.46zm47.143-2.342c0-2.508-.893-4.65-2.678-6.424-1.786-1.775-3.94-2.662-6.465-2.662-2.524 0-4.678.887-6.464 2.662-1.786 1.774-2.679 3.916-2.679 6.424 0 2.508.893 4.65 2.679 6.424 1.786 1.775 3.94 2.662 6.464 2.662 2.524 0 4.679-.887 6.465-2.662 1.785-1.775 2.678-3.916 2.678-6.424zm-45.714-45.43c0-2.509-.893-4.65-2.679-6.425C68.68 10.01 66.524 9.122 64 9.122c-2.524 0-4.679.887-6.464 2.661-1.786 1.775-2.679 3.916-2.679 6.425 0 2.508.893 4.65 2.679 6.424 1.785 1.774 3.94 2.662 6.464 2.662 2.524 0 4.679-.888 6.464-2.662 1.786-1.775 2.679-3.916 2.679-6.424zm32 13.629c0-2.508-.893-4.65-2.679-6.424-1.785-1.775-3.94-2.662-6.464-2.662-2.524 0-4.679.887-6.464 2.662-1.786 1.774-2.679 3.916-2.679 6.424 0 2.508.893 4.65 2.679 6.424 1.785 1.774 3.94 2.662 6.464 2.662 2.524 0 4.679-.888 6.464-2.662 1.786-1.775 2.679-3.916 2.679-6.424zM128 63.638c0 12.351-3.357 23.78-10.071 34.286-.905 1.372-2.19 2.058-3.858 2.058H13.93c-1.667 0-2.953-.686-3.858-2.058C3.357 87.465 0 76.037 0 63.638c0-8.613 1.69-16.847 5.071-24.703C8.452 31.08 13 24.312 18.714 18.634c5.715-5.68 12.524-10.199 20.429-13.559C47.048 1.715 55.333.035 64 .035c8.667 0 16.952 1.68 24.857 5.04 7.905 3.36 14.714 7.88 20.429 13.559 5.714 5.678 10.262 12.446 13.643 20.301 3.38 7.856 5.071 16.09 5.071 24.703z"/></svg>

 src/icons/svg/example.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M96.258 57.462h31.421C124.794 27.323 100.426 2.956 70.287.07v31.422a32.856 32.856 0 0 1 25.971 25.97zm-38.796-25.97V.07C27.323 2.956 2.956 27.323.07 57.462h31.422a32.856 32.856 0 0 1 25.97-25.97zm12.825 64.766v31.421c30.46-2.885 54.507-27.253 57.713-57.712H96.579c-2.886 13.466-13.146 23.726-26.292 26.291zM31.492 70.287H.07c2.886 30.46 27.253 54.507 57.713 57.713V96.579c-13.466-2.886-23.726-13.146-26.291-26.292z"/></svg>

 src/icons/svg/eye-open.svg

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<svg class="icon" viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg" width="128" height="128"><defs><style/></defs><path d="M512 128q69.675 0 135.51 21.163t115.498 54.997 93.483 74.837 73.685 82.006 51.67 74.837 32.17 54.827L1024 512q-2.347 4.992-6.315 13.483T998.87 560.17t-31.658 51.669-44.331 59.99-56.832 64.34-69.504 60.16-82.347 51.5-94.848 34.687T512 896q-69.675 0-135.51-21.163t-115.498-54.826-93.483-74.326-73.685-81.493-51.67-74.496-32.17-54.997L0 513.707q2.347-4.992 6.315-13.483t18.816-34.816 31.658-51.84 44.331-60.33 56.832-64.683 69.504-60.331 82.347-51.84 94.848-34.816T512 128.085zm0 85.333q-46.677 0-91.648 12.331t-81.152 31.83-70.656 47.146-59.648 54.485-48.853 57.686-37.675 52.821-26.325 43.99q12.33 21.674 26.325 43.52t37.675 52.351 48.853 57.003 59.648 53.845T339.2 767.02t81.152 31.488T512 810.667t91.648-12.331 81.152-31.659 70.656-46.848 59.648-54.186 48.853-57.344 37.675-52.651T927.957 512q-12.33-21.675-26.325-43.648t-37.675-52.65-48.853-57.345-59.648-54.186-70.656-46.848-81.152-31.659T512 213.334zm0 128q70.656 0 120.661 50.006T682.667 512 632.66 632.661 512 682.667 391.339 632.66 341.333 512t50.006-120.661T512 341.333zm0 85.334q-35.328 0-60.33 25.002T426.666 512t25.002 60.33T512 597.334t60.33-25.002T597.334 512t-25.002-60.33T512 426.666z"/></svg>

 src/icons/svg/eye.svg

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<svg width="128" height="64" xmlns="http://www.w3.org/2000/svg"><path d="M127.072 7.994c1.37-2.208.914-5.152-.914-6.87-2.056-1.717-4.797-1.226-6.396.982-.229.245-25.586 32.382-55.74 32.382-29.24 0-55.74-32.382-55.968-32.627-1.6-1.963-4.57-2.208-6.397-.49C-.17 3.086-.399 6.275 1.2 8.238c.457.736 5.94 7.36 14.62 14.72L4.17 35.96c-1.828 1.963-1.6 5.152.228 6.87.457.98 1.6 1.471 2.742 1.471s2.284-.49 3.198-1.472l12.564-13.983c5.94 4.416 13.021 8.587 20.788 11.53l-4.797 17.418c-.685 2.699.686 5.397 3.198 6.133h1.37c2.057 0 3.884-1.472 4.341-3.68L52.6 42.83c3.655.736 7.538 1.227 11.422 1.227 3.883 0 7.767-.49 11.422-1.227l4.797 17.173c.457 2.208 2.513 3.68 4.34 3.68.457 0 .914 0 1.143-.246 2.513-.736 3.883-3.434 3.198-6.133l-4.797-17.172c7.767-2.944 14.848-7.114 20.788-11.53l12.336 13.738c.913.981 2.056 1.472 3.198 1.472s2.284-.49 3.198-1.472c1.828-1.963 1.828-4.906.228-6.87l-11.65-13.001c9.366-7.36 14.849-14.474 14.849-14.474z"/></svg>

 src/icons/svg/form.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M84.068 23.784c-1.02 0-1.877-.32-2.572-.96a8.588 8.588 0 0 1-1.738-2.237 11.524 11.524 0 0 1-1.042-2.621c-.232-.895-.348-1.641-.348-2.238V0h.278c.834 0 1.622.085 2.363.256.742.17 1.645.575 2.711 1.214 1.066.64 2.363 1.535 3.892 2.686 1.53 1.15 3.453 2.664 5.77 4.54 2.502 2.045 4.494 3.771 5.977 5.178 1.483 1.406 2.618 2.6 3.406 3.58.787.98 1.274 1.812 1.46 2.494.185.682.277 1.278.277 1.79v2.046H84.068zM127.3 84.01c.278.682.464 1.535.556 2.558.093 1.023-.37 2.003-1.39 2.94-.463.427-.88.832-1.25 1.215-.372.384-.696.704-.974.96a6.69 6.69 0 0 1-.973.767l-11.816-10.741a44.331 44.331 0 0 0 1.877-1.535 31.028 31.028 0 0 1 1.737-1.406c1.112-.938 2.317-1.343 3.615-1.215 1.297.128 2.363.405 3.197.83.927.427 1.923 1.173 2.989 2.239 1.065 1.065 1.876 2.195 2.432 3.388zM78.23 95.902c2.038 0 3.752-.511 5.143-1.534l-26.969 25.83H18.037c-1.761 0-3.684-.47-5.77-1.407a24.549 24.549 0 0 1-5.838-3.709 21.373 21.373 0 0 1-4.518-5.306c-1.204-2.003-1.807-4.07-1.807-6.202V16.495c0-1.79.44-3.665 1.32-5.626A18.41 18.41 0 0 1 5.04 5.562a21.798 21.798 0 0 1 5.213-3.964C12.198.533 14.237 0 16.37 0h53.24v15.984c0 1.62.278 3.367.834 5.242a16.704 16.704 0 0 0 2.572 5.179c1.159 1.577 2.665 2.898 4.518 3.964 1.853 1.066 4.078 1.598 6.673 1.598h20.295v42.325L85.458 92.45c1.02-1.364 1.529-2.856 1.529-4.476 0-2.216-.857-4.113-2.572-5.69-1.714-1.577-3.776-2.366-6.186-2.366H26.1c-2.409 0-4.448.789-6.116 2.366-1.668 1.577-2.502 3.474-2.502 5.69 0 2.217.834 4.092 2.502 5.626 1.668 1.535 3.707 2.302 6.117 2.302h52.13zM26.1 47.951c-2.41 0-4.449.789-6.117 2.366-1.668 1.577-2.502 3.473-2.502 5.69 0 2.216.834 4.092 2.502 5.626 1.668 1.534 3.707 2.302 6.117 2.302h52.13c2.409 0 4.47-.768 6.185-2.302 1.715-1.534 2.572-3.41 2.572-5.626 0-2.217-.857-4.113-2.572-5.69-1.714-1.577-3.776-2.366-6.186-2.366H26.1zm52.407 64.063l1.807-1.663 3.476-3.196a479.75 479.75 0 0 0 4.587-4.284 500.757 500.757 0 0 1 5.004-4.667c3.985-3.666 8.48-7.758 13.485-12.276l11.677 10.741-13.485 12.404-5.004 4.603-4.587 4.22a179.46 179.46 0 0 0-3.267 3.068c-.88.853-1.367 1.322-1.46 1.407-.463.341-.973.703-1.529 1.087-.556.383-1.112.703-1.668.959-.556.256-1.413.575-2.572.959a83.5 83.5 0 0 1-3.545 1.087 72.2 72.2 0 0 1-3.475.895c-1.112.256-1.946.426-2.502.511-1.112.17-1.854.043-2.224-.383-.371-.426-.464-1.151-.278-2.174.092-.511.278-1.279.556-2.302.278-1.023.602-2.067.973-3.132l1.042-3.005c.325-.938.58-1.577.765-1.918a10.157 10.157 0 0 1 2.224-2.941z"/></svg>

 src/icons/svg/link.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M115.625 127.937H.063V12.375h57.781v12.374H12.438v90.813h90.813V70.156h12.374z"/><path d="M116.426 2.821l8.753 8.753-56.734 56.734-8.753-8.745z"/><path d="M127.893 37.982h-12.375V12.375H88.706V0h39.187z"/></svg>

 src/icons/svg/nested.svg

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@@ -0,0 +1 @@
<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M.002 9.2c0 5.044 3.58 9.133 7.998 9.133 4.417 0 7.997-4.089 7.997-9.133 0-5.043-3.58-9.132-7.997-9.132S.002 4.157.002 9.2zM31.997.066h95.981V18.33H31.997V.066zm0 45.669c0 5.044 3.58 9.132 7.998 9.132 4.417 0 7.997-4.088 7.997-9.132 0-3.263-1.524-6.278-3.998-7.91-2.475-1.63-5.524-1.63-7.998 0-2.475 1.632-4 4.647-4 7.91zM63.992 36.6h63.986v18.265H63.992V36.6zm-31.995 82.2c0 5.043 3.58 9.132 7.998 9.132 4.417 0 7.997-4.089 7.997-9.132 0-5.044-3.58-9.133-7.997-9.133s-7.998 4.089-7.998 9.133zm31.995-9.131h63.986v18.265H63.992V109.67zm0-27.404c0 5.044 3.58 9.133 7.998 9.133 4.417 0 7.997-4.089 7.997-9.133 0-3.263-1.524-6.277-3.998-7.909-2.475-1.631-5.524-1.631-7.998 0-2.475 1.632-4 4.646-4 7.91zm31.995-9.13h31.991V91.4H95.987V73.135z"/></svg>

 src/icons/svg/password.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M108.8 44.322H89.6v-5.36c0-9.04-3.308-24.163-25.6-24.163-23.145 0-25.6 16.881-25.6 24.162v5.361H19.2v-5.36C19.2 15.281 36.798 0 64 0c27.202 0 44.8 15.281 44.8 38.961v5.361zm-32 39.356c0-5.44-5.763-9.832-12.8-9.832-7.037 0-12.8 4.392-12.8 9.832 0 3.682 2.567 6.808 6.407 8.477v11.205c0 2.718 2.875 4.962 6.4 4.962 3.524 0 6.4-2.244 6.4-4.962V92.155c3.833-1.669 6.393-4.795 6.393-8.477zM128 64v49.201c0 8.158-8.645 14.799-19.2 14.799H19.2C8.651 128 0 121.359 0 113.201V64c0-8.153 8.645-14.799 19.2-14.799h89.6c10.555 0 19.2 6.646 19.2 14.799z"/></svg>

 src/icons/svg/table.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M.006.064h127.988v31.104H.006V.064zm0 38.016h38.396v41.472H.006V38.08zm0 48.384h38.396v41.472H.006V86.464zM44.802 38.08h38.396v41.472H44.802V38.08zm0 48.384h38.396v41.472H44.802V86.464zM89.598 38.08h38.396v41.472H89.598zm0 48.384h38.396v41.472H89.598z"/><path d="M.006.064h127.988v31.104H.006V.064zm0 38.016h38.396v41.472H.006V38.08zm0 48.384h38.396v41.472H.006V86.464zM44.802 38.08h38.396v41.472H44.802V38.08zm0 48.384h38.396v41.472H44.802V86.464zM89.598 38.08h38.396v41.472H89.598zm0 48.384h38.396v41.472H89.598z"/></svg>

 src/icons/svg/tree.svg

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<svg width="128" height="128" xmlns="http://www.w3.org/2000/svg"><path d="M126.713 90.023c.858.985 1.287 2.134 1.287 3.447v29.553c0 1.423-.429 2.6-1.287 3.53-.858.93-1.907 1.395-3.146 1.395H97.824c-1.145 0-2.146-.465-3.004-1.395-.858-.93-1.287-2.107-1.287-3.53V93.47c0-.875.19-1.696.572-2.462.382-.766.906-1.368 1.573-1.806a3.84 3.84 0 0 1 2.146-.657h9.725V69.007a3.84 3.84 0 0 0-.43-1.806 3.569 3.569 0 0 0-1.143-1.313 2.714 2.714 0 0 0-1.573-.492h-36.47v23.149h9.725c1.144 0 2.145.492 3.004 1.478.858.985 1.287 2.134 1.287 3.447v29.553c0 .876-.191 1.696-.573 2.463-.38.766-.905 1.368-1.573 1.806a3.84 3.84 0 0 1-2.145.656H51.915a3.84 3.84 0 0 1-2.145-.656c-.668-.438-1.216-1.04-1.645-1.806a4.96 4.96 0 0 1-.644-2.463V93.47c0-1.313.43-2.462 1.288-3.447.858-.986 1.907-1.478 3.146-1.478h9.582v-23.15h-37.9c-.953 0-1.74.356-2.359 1.068-.62.711-.93 1.56-.93 2.544v19.538h9.726c1.239 0 2.264.492 3.074 1.478.81.985 1.216 2.134 1.216 3.447v29.553c0 1.423-.405 2.6-1.216 3.53-.81.93-1.835 1.395-3.074 1.395H4.29c-.476 0-.93-.082-1.358-.246a4.1 4.1 0 0 1-1.144-.657 4.658 4.658 0 0 1-.93-1.067 5.186 5.186 0 0 1-.643-1.395 5.566 5.566 0 0 1-.215-1.56V93.47c0-.437.048-.875.143-1.313a3.95 3.95 0 0 1 .429-1.15c.19-.328.429-.656.715-.984.286-.329.572-.602.858-.821.286-.22.62-.383 1.001-.493.382-.11.763-.164 1.144-.164h9.726V61.619c0-.985.31-1.833.93-2.544.619-.712 1.358-1.068 2.216-1.068h44.335V39.62h-9.582c-1.24 0-2.288-.492-3.146-1.477a5.09 5.09 0 0 1-1.287-3.448V5.14c0-1.423.429-2.627 1.287-3.612.858-.985 1.907-1.477 3.146-1.477h25.743c.763 0 1.478.246 2.145.739a5.17 5.17 0 0 1 1.573 1.888c.382.766.573 1.587.573 2.462v29.553c0 1.313-.43 2.463-1.287 3.448-.859.985-1.86 1.477-3.004 1.477h-9.725v18.389h42.762c.954 0 1.74.355 2.36 1.067.62.711.93 1.56.93 2.545v26.925h9.582c1.239 0 2.288.492 3.146 1.478z"/></svg>

 src/icons/svg/user.svg

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<svg width="130" height="130" xmlns="http://www.w3.org/2000/svg"><path d="M63.444 64.996c20.633 0 37.359-14.308 37.359-31.953 0-17.649-16.726-31.952-37.359-31.952-20.631 0-37.36 14.303-37.358 31.952 0 17.645 16.727 31.953 37.359 31.953zM80.57 75.65H49.434c-26.652 0-48.26 18.477-48.26 41.27v2.664c0 9.316 21.608 9.325 48.26 9.325H80.57c26.649 0 48.256-.344 48.256-9.325v-2.663c0-22.794-21.605-41.271-48.256-41.271z" stroke="#979797"/></svg>

 src/icons/svgo.yml

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@@ -0,0 +1,22 @@
# replace default config

# multipass: true
# full: true

plugins:

  # - name
  #
  # or:
  # - name: false
  # - name: true
  #
  # or:
  # - name:
  #     param1: 1
  #     param2: 2

- removeAttrs:
    attrs:
      - 'fill'
      - 'fill-rule'

 src/layout/components/AppMain.vue

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@@ -0,0 +1,58 @@
<template>
    <section class="app-main">
        <transition name="fade-transform" mode="out-in">
            <keep-alive :include="cachedViews">
                <router-view :key="key" />
            </keep-alive>
        </transition>
    </section>
</template>

<script>
export default {
    name: "AppMain",
    computed: {
        cachedViews() {
            return this.$store.state.tagsView.cachedViews;
        },
        key() {
            return this.$route.path;
        },
    },
};
</script>

<style scoped>
.app-main {
    /*50 = navbar  */
    min-height: calc(100vh - 50px);
    width: 100%;
    position: relative;
    overflow: hidden;
}

.fixed-header + .app-main {
    padding-top: 50px;
}
</style>

<style lang="scss">
// fix css style bug in open el-dialog
.el-popup-parent--hidden {
    .fixed-header {
        padding-right: 15px;
    }
}

.hasTagsView {
    .app-main {
        /* 84 = navbar + tags-view = 50 + 34 */
        // min-height: calc(100vh - 84px);
        height: 100vh;
    }

    .fixed-header + .app-main {
        padding-top: 84px;
    }
}
</style>

 src/layout/components/Navbar.vue

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@@ -0,0 +1,95 @@
<template>
    <div class="navbar"></div>
</template>

<script>
import { mapGetters } from "vuex";
import Breadcrumb from "@/components/Breadcrumb";

export default {
    components: {
        Breadcrumb,
    },
    computed: {},
    methods: {},
};
</script>

<style lang="scss" scoped>
.navbar {
    height: 50px;
    overflow: hidden;
    position: relative;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0, 21, 41, 0.08);

    .hamburger-container {
        line-height: 46px;
        height: 100%;
        float: left;
        cursor: pointer;
        transition: background 0.3s;
        -webkit-tap-highlight-color: transparent;

        &:hover {
            background: rgba(0, 0, 0, 0.025);
        }
    }

    .breadcrumb-container {
        float: left;
    }

    .right-menu {
        float: right;
        height: 100%;
        line-height: 50px;

        &:focus {
            outline: none;
        }

        .right-menu-item {
            display: inline-block;
            padding: 0 8px;
            height: 100%;
            font-size: 18px;
            color: #5a5e66;
            vertical-align: text-bottom;

            &.hover-effect {
                cursor: pointer;
                transition: background 0.3s;

                &:hover {
                    background: rgba(0, 0, 0, 0.025);
                }
            }
        }

        .avatar-container {
            margin-right: 30px;

            .avatar-wrapper {
                margin-top: 5px;
                position: relative;

                .user-avatar {
                    cursor: pointer;
                    width: 40px;
                    height: 40px;
                    border-radius: 10px;
                }

                .el-icon-caret-bottom {
                    cursor: pointer;
                    position: absolute;
                    right: -20px;
                    top: 25px;
                    font-size: 12px;
                }
            }
        }
    }
}
</style>

 src/layout/components/Sidebar/FixiOSBug.js

New file
@@ -0,0 +1,26 @@
export default {
  computed: {
    device() {
      return this.$store.state.app.device
    }
  },
  mounted() {
    // In order to fix the click on menu on the ios device will trigger the mouseleave bug
    // https://github.com/PanJiaChen/vue-element-admin/issues/1135
    this.fixBugIniOS()
  },
  methods: {
    fixBugIniOS() {
      const $subMenu = this.$refs.subMenu
      if ($subMenu) {
        const handleMouseleave = $subMenu.handleMouseleave
        $subMenu.handleMouseleave = (e) => {
          if (this.device === 'mobile') {
            return
          }
          handleMouseleave(e)
        }
      }
    }
  }
}

 src/layout/components/Sidebar/Item.vue

New file
@@ -0,0 +1,41 @@
<script>
export default {
  name: 'MenuItem',
  functional: true,
  props: {
    icon: {
      type: String,
      default: ''
    },
    title: {
      type: String,
      default: ''
    }
  },
  render(h, context) {
    const { icon, title } = context.props
    const vnodes = []

    if (icon) {
      if (icon.includes('el-icon')) {
        vnodes.push(<i class={[icon, 'sub-el-icon']} />)
      } else {
        vnodes.push(<svg-icon icon-class={icon}/>)
      }
    }

    if (title) {
      vnodes.push(<span slot='title'>{(title)}</span>)
    }
    return vnodes
  }
}
</script>

<style scoped>
.sub-el-icon {
  color: currentColor;
  width: 1em;
  height: 1em;
}
</style>

 src/layout/components/Sidebar/Link.vue

New file
@@ -0,0 +1,43 @@
<template>
  <component :is="type" v-bind="linkProps(to)">
    <slot />
  </component>
</template>

<script>
import { isExternal } from '@/utils/validate'

export default {
  props: {
    to: {
      type: String,
      required: true
    }
  },
  computed: {
    isExternal() {
      return isExternal(this.to)
    },
    type() {
      if (this.isExternal) {
        return 'a'
      }
      return 'router-link'
    }
  },
  methods: {
    linkProps(to) {
      if (this.isExternal) {
        return {
          href: to,
          target: '_blank',
          rel: 'noopener'
        }
      }
      return {
        to: to
      }
    }
  }
}
</script>

 src/layout/components/Sidebar/Logo.vue

New file
@@ -0,0 +1,87 @@
<template>
    <div class="sidebar-logo-container" :class="{ collapse: collapse }">
        <transition name="sidebarLogoFade">
            <router-link
                v-if="collapse"
                key="collapse"
                class="sidebar-logo-link"
                to="/"
            >
                <img v-if="logo" :src="logo" class="sidebar-logo" />
                <h1 v-else class="sidebar-title">{{ title }}</h1>
            </router-link>
            <router-link v-else key="expand" class="sidebar-logo-link" to="/">
                <img v-if="logo" :src="logo" class="sidebar-logo" />
                <h1 class="sidebar-title">{{ title }}</h1>
            </router-link>
        </transition>
    </div>
</template>

<script>
export default {
    name: "SidebarLogo",
    props: {
        collapse: {
            type: Boolean,
            required: true,
        },
    },
    data() {
        return {
            title: "蓄电池监控系统",
            logo: "https://wpimg.wallstcn.com/69a1c46c-eb1c-4b46-8bd4-e9e686ef5251.png",
        };
    },
};
</script>

<style lang="scss" scoped>
.sidebarLogoFade-enter-active {
    transition: opacity 1.5s;
}

.sidebarLogoFade-enter,
.sidebarLogoFade-leave-to {
    opacity: 0;
}

.sidebar-logo-container {
    position: relative;
    width: 100%;
    height: 50px;
    line-height: 50px;
    background: #2b2f3a;
    text-align: center;
    overflow: hidden;

    & .sidebar-logo-link {
        height: 100%;
        width: 100%;

        & .sidebar-logo {
            width: 32px;
            height: 32px;
            vertical-align: middle;
            margin-right: 12px;
        }

        & .sidebar-title {
            display: inline-block;
            margin: 0;
            color: #fff;
            font-weight: 600;
            line-height: 50px;
            font-size: 14px;
            font-family: Avenir, Helvetica Neue, Arial, Helvetica, sans-serif;
            vertical-align: middle;
        }
    }

    &.collapse {
        .sidebar-logo {
            margin-right: 0px;
        }
    }
}
</style>

 src/layout/components/Sidebar/SidebarItem.vue

New file
@@ -0,0 +1,100 @@
<template>
  <div v-if="!item.hidden">
    <template
      v-if="hasOneShowingChild(item.children,item) && (!onlyOneChild.children||onlyOneChild.noShowingChildren)&&!item.alwaysShow">
      <app-link v-if="onlyOneChild.meta" :to="resolvePath(onlyOneChild.path)">
        <el-menu-item :index="resolvePath(onlyOneChild.path)" :class="{'submenu-title-noDropdown':!isNest}">
          <item :icon="onlyOneChild.meta.icon||(item.meta&&item.meta.icon)" :title="onlyOneChild.meta.title" />
        </el-menu-item>
      </app-link>
    </template>

    <el-submenu v-else ref="subMenu" :index="resolvePath(item.path)" popper-append-to-body>
      <template slot="title">
        <item v-if="item.meta" :icon="item.meta && item.meta.icon" :title="item.meta.title" />
      </template>
      <sidebar-item v-for="child in item.children" :key="child.path" :is-nest="true" :item="child"
        :base-path="resolvePath(child.path)" class="nest-menu" />
    </el-submenu>
  </div>
</template>

<script>
  import path from 'path'
  import {
    isExternal
  } from '@/utils/validate'
  import Item from './Item'
  import AppLink from './Link'
  import FixiOSBug from './FixiOSBug'

  export default {
    name: 'SidebarItem',
    components: {
      Item,
      AppLink
    },
    mixins: [FixiOSBug],
    props: {
      // route object
      item: {
        type: Object,
        required: true
      },
      isNest: {
        type: Boolean,
        default: false
      },
      basePath: {
        type: String,
        default: ''
      }
    },
    data() {
      // To fix https://github.com/PanJiaChen/vue-admin-template/issues/237
      // TODO: refactor with render function
      this.onlyOneChild = null
      return {}
    },
    methods: {
      hasOneShowingChild(children = [], parent) {
        const showingChildren = children.filter(item => {
          if (item.hidden) {
            return false
          } else {
            // Temp set(will be used if only has one showing child)
            this.onlyOneChild = item
            return true
          }
        })

        // When there is only one child router, the child router is displayed by default
        if (showingChildren.length === 1) {
          return true
        }

        // Show parent if there are no child router to display
        if (showingChildren.length === 0) {
          this.onlyOneChild = {
            ...parent,
            path: '',
            noShowingChildren: true
          }
          return true
        }

        return false
      },
      resolvePath(routePath) {
        if (isExternal(routePath)) {
          return routePath
        }
        if (isExternal(this.basePath)) {
          return this.basePath
        }
        return path.resolve(this.basePath, routePath)
      }
    }
  }

</script>

 src/layout/components/Sidebar/index.vue

New file
@@ -0,0 +1,56 @@
<template>
  <div :class="{'has-logo':showLogo}">
    <logo v-if="showLogo" :collapse="isCollapse" />
    <el-scrollbar wrap-class="scrollbar-wrapper">
      <el-menu
        :default-active="activeMenu"
        :collapse="isCollapse"
        :background-color="variables.menuBg"
        :text-color="variables.menuText"
        :unique-opened="false"
        :active-text-color="variables.menuActiveText"
        :collapse-transition="false"
        mode="vertical"
      >
        <sidebar-item v-for="route in routes" :key="route.path" :item="route" :base-path="route.path" />
      </el-menu>
    </el-scrollbar>
  </div>
</template>

<script>
import { mapGetters } from 'vuex'
import Logo from './Logo'
import SidebarItem from './SidebarItem'
import variables from '@/styles/variables.scss'

export default {
  components: { SidebarItem, Logo },
  computed: {
    ...mapGetters([
      'sidebar'
    ]),
    routes() {
      return this.$router.options.routes
    },
    activeMenu() {
      const route = this.$route
      const { meta, path } = route
      // if set path, the sidebar will highlight the path you set
      if (meta.activeMenu) {
        return meta.activeMenu
      }
      return path
    },
    showLogo() {
      return this.$store.state.settings.sidebarLogo
    },
    variables() {
      return variables
    },
    isCollapse() {
      return !this.sidebar.opened
    }
  }
}
</script>

 src/layout/components/TagsView/ScrollPane.vue

New file
@@ -0,0 +1,94 @@
<template>
  <el-scrollbar ref="scrollContainer" :vertical="false" class="scroll-container" @wheel.native.prevent="handleScroll">
    <slot />
  </el-scrollbar>
</template>

<script>
const tagAndTagSpacing = 4 // tagAndTagSpacing

export default {
  name: 'ScrollPane',
  data() {
    return {
      left: 0
    }
  },
  computed: {
    scrollWrapper() {
      return this.$refs.scrollContainer.$refs.wrap
    }
  },
  mounted() {
    this.scrollWrapper.addEventListener('scroll', this.emitScroll, true)
  },
  beforeDestroy() {
    this.scrollWrapper.removeEventListener('scroll', this.emitScroll)
  },
  methods: {
    handleScroll(e) {
      const eventDelta = e.wheelDelta || -e.deltaY * 40
      const $scrollWrapper = this.scrollWrapper
      $scrollWrapper.scrollLeft = $scrollWrapper.scrollLeft + eventDelta / 4
    },
    emitScroll() {
      this.$emit('scroll')
    },
    moveToTarget(currentTag) {
      const $container = this.$refs.scrollContainer.$el
      const $containerWidth = $container.offsetWidth
      const $scrollWrapper = this.scrollWrapper
      const tagList = this.$parent.$refs.tag

      let firstTag = null
      let lastTag = null

      // find first tag and last tag
      if (tagList.length > 0) {
        firstTag = tagList[0]
        lastTag = tagList[tagList.length - 1]
      }

      if (firstTag === currentTag) {
        $scrollWrapper.scrollLeft = 0
      } else if (lastTag === currentTag) {
        $scrollWrapper.scrollLeft = $scrollWrapper.scrollWidth - $containerWidth
      } else {
        // find preTag and nextTag
        const currentIndex = tagList.findIndex(item => item === currentTag)
        const prevTag = tagList[currentIndex - 1]
        const nextTag = tagList[currentIndex + 1]

        // the tag's offsetLeft after of nextTag
        const afterNextTagOffsetLeft = nextTag.$el.offsetLeft + nextTag.$el.offsetWidth + tagAndTagSpacing

        // the tag's offsetLeft before of prevTag
        const beforePrevTagOffsetLeft = prevTag.$el.offsetLeft - tagAndTagSpacing

        if (afterNextTagOffsetLeft > $scrollWrapper.scrollLeft + $containerWidth) {
          $scrollWrapper.scrollLeft = afterNextTagOffsetLeft - $containerWidth
        } else if (beforePrevTagOffsetLeft < $scrollWrapper.scrollLeft) {
          $scrollWrapper.scrollLeft = beforePrevTagOffsetLeft
        }
      }
    }
  }
}
</script>

<style lang="scss" scoped>
.scroll-container {
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  width: 100%;
  ::v-deep {
    .el-scrollbar__bar {
      bottom: 0px;
    }
    .el-scrollbar__wrap {
      height: 49px;
    }
  }
}
</style>

 src/layout/components/TagsView/index.vue

New file
@@ -0,0 +1,337 @@
<template>
    <div id="tags-view-container" class="tags-view-container">
        <scroll-pane
            ref="scrollPane"
            class="tags-view-wrapper"
            @scroll="handleScroll"
        >
            <hamburger
                :is-active="sidebar.opened"
                class="tags-view-item"
                @toggleClick="toggleSideBar"
            />
            <router-link
                v-for="tag in visitedViews"
                ref="tag"
                :key="tag.path"
                :class="isActive(tag) ? 'active' : ''"
                :to="{ path: tag.path, query: tag.query, fullPath: tag.fullPath }"
                tag="span"
                class="tags-view-item"
                @click.middle.native="!isAffix(tag) ? closeSelectedTag(tag) : ''"
                @contextmenu.prevent.native="openMenu(tag, $event)"
            >
                {{ tag.title }}
                <span
                    v-if="!isAffix(tag)"
                    class="el-icon-close"
                    @click.prevent.stop="closeSelectedTag(tag)"
                />
            </router-link>
        </scroll-pane>
        <ul
            v-show="visible"
            :style="{ left: left + 'px', top: top + 'px' }"
            class="contextmenu"
        >
            <li @click="refreshSelectedTag(selectedTag)">刷新</li>
            <li v-if="!isAffix(selectedTag)" @click="closeSelectedTag(selectedTag)">
                关闭当前
            </li>
            <li @click="closeOthersTags">关闭其他</li>
            <li @click="closeAllTags(selectedTag)">关闭所有</li>
        </ul>
    </div>
</template>

<script>
import { mapGetters } from "vuex";
import ScrollPane from "./ScrollPane";
import Hamburger from "@/components/Hamburger";
import path from "path";

export default {
    components: {
        ScrollPane,
        Hamburger,
    },
    data() {
        return {
            visible: false,
            top: 0,
            left: 0,
            selectedTag: {},
            affixTags: [],
        };
    },
    computed: {
        visitedViews() {
            return this.$store.state.tagsView.visitedViews;
        },
        routes() {
            return this.$store.state.permission.routes;
        },
        ...mapGetters(["sidebar"]),
    },
    watch: {
        $route() {
            this.addTags();
            this.moveToCurrentTag();
        },
        visible(value) {
            if (value) {
                document.body.addEventListener("click", this.closeMenu);
            } else {
                document.body.removeEventListener("click", this.closeMenu);
            }
        },
    },
    mounted() {
        this.initTags();
        this.addTags();
    },
    methods: {
        toggleSideBar() {
            this.$store.dispatch("app/toggleSideBar");
        },
        isActive(route) {
            return route.path === this.$route.path;
        },
        isAffix(tag) {
            return tag.meta && tag.meta.affix;
        },
        filterAffixTags(routes, basePath = "/") {
            let tags = [];
            routes.forEach((route) => {
                if (route.meta && route.meta.affix) {
                    const tagPath = path.resolve(basePath, route.path);
                    tags.push({
                        fullPath: tagPath,
                        path: tagPath,
                        name: route.name,
                        meta: {
                            ...route.meta,
                        },
                    });
                }
                if (route.children) {
                    const tempTags = this.filterAffixTags(route.children, route.path);
                    if (tempTags.length >= 1) {
                        tags = [...tags, ...tempTags];
                    }
                }
            });
            return tags;
        },
        initTags() {
            const affixTags = (this.affixTags = this.filterAffixTags(this.routes));
            for (const tag of affixTags) {
                // Must have tag name
                if (tag.name) {
                    this.$store.dispatch("tagsView/addVisitedView", tag);
                }
            }
        },
        addTags() {
            const { name } = this.$route;
            if (name) {
                this.$store.dispatch("tagsView/addView", this.$route);
            }
            return false;
        },
        moveToCurrentTag() {
            const tags = this.$refs.tag;
            this.$nextTick(() => {
                for (const tag of tags) {
                    if (tag.to.path === this.$route.path) {
                        this.$refs.scrollPane.moveToTarget(tag);
                        if (tag.to.fullPath !== this.$route.fullPath) {
                            this.$store.dispatch("tagsView/updateVisitedView", this.$route);
                        }
                        break;
                    }
                }
            });
        },
        refreshSelectedTag(view) {
            this.$store.dispatch("tagsView/delCachedView", view).then(() => {
                const { fullPath } = view;
                this.$nextTick(() => {
                    this.$router.replace({
                        path: "/redirect" + fullPath,
                    });
                });
            });
        },
        closeSelectedTag(view) {
            this.$store
                .dispatch("tagsView/delView", view)
                .then(({ visitedViews }) => {
                    if (this.isActive(view)) {
                        this.toLastView(visitedViews, view);
                    }
                });
        },
        closeOthersTags() {
            this.$router.push(this.selectedTag);
            this.$store
                .dispatch("tagsView/delOthersViews", this.selectedTag)
                .then(() => {
                    this.moveToCurrentTag();
                });
        },
        closeAllTags(view) {
            this.$store.dispatch("tagsView/delAllViews").then(({ visitedViews }) => {
                if (this.affixTags.some((tag) => tag.path === view.path)) {
                    return;
                }
                this.toLastView(visitedViews, view);
            });
        },
        toLastView(visitedViews, view) {
            const latestView = visitedViews.slice(-1)[0];
            if (latestView) {
                this.$router.push(latestView.fullPath);
            } else {
                // now the default is to redirect to the home page if there is no tags-view,
                // you can adjust it according to your needs.
                if (view.name === "Dashboard") {
                    // to reload home page
                    this.$router.replace({
                        path: "/redirect" + view.fullPath,
                    });
                } else {
                    this.$router.push("/");
                }
            }
        },
        openMenu(tag, e) {
            const menuMinWidth = 105;
            const offsetLeft = this.$el.getBoundingClientRect().left; // container margin left
            const offsetWidth = this.$el.offsetWidth; // container width
            const maxLeft = offsetWidth - menuMinWidth; // left boundary
            const left = e.clientX - offsetLeft + 15; // 15: margin right

            if (left > maxLeft) {
                this.left = maxLeft;
            } else {
                this.left = left;
            }

            this.top = e.clientY;
            this.visible = true;
            this.selectedTag = tag;
        },
        closeMenu() {
            this.visible = false;
        },
        handleScroll() {
            this.closeMenu();
        },
    },
};
</script>

<style lang="scss" scoped>
.tags-view-container {
    height: 34px;
    width: 100%;
    background: #fff;
    border-bottom: 1px solid #d8dce5;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.12), 0 0 3px 0 rgba(0, 0, 0, 0.04);

    .tags-view-wrapper {
        .tags-view-item {
            display: inline-block;
            position: relative;
            cursor: pointer;
            height: 26px;
            line-height: 26px;
            border: 1px solid #d8dce5;
            color: #495060;
            background: #fff;
            padding: 0 8px;
            font-size: 12px;
            margin-left: 5px;
            margin-top: 4px;

            &:first-of-type {
                margin-left: 15px;
            }

            &:last-of-type {
                margin-right: 15px;
            }

            &.active {
                background-color: #42b983;
                color: #fff;
                border-color: #42b983;

                &::before {
                    content: "";
                    background: #fff;
                    display: inline-block;
                    width: 8px;
                    height: 8px;
                    border-radius: 50%;
                    position: relative;
                    margin-right: 2px;
                }
            }
        }
    }

    .contextmenu {
        margin: 0;
        background: #fff;
        z-index: 3000;
        position: absolute;
        list-style-type: none;
        padding: 5px 0;
        border-radius: 4px;
        font-size: 12px;
        font-weight: 400;
        color: #333;
        box-shadow: 2px 2px 3px 0 rgba(0, 0, 0, 0.3);

        li {
            margin: 0;
            padding: 7px 16px;
            cursor: pointer;

            &:hover {
                background: #eee;
            }
        }
    }
}
</style>

<style lang="scss">
//reset element css of el-icon-close
.tags-view-wrapper {
    .tags-view-item {
        .el-icon-close {
            width: 16px;
            height: 16px;
            vertical-align: 2px;
            border-radius: 50%;
            text-align: center;
            transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
            transform-origin: 100% 50%;

            &:before {
                transform: scale(0.6);
                display: inline-block;
                vertical-align: -3px;
            }

            &:hover {
                background-color: #b4bccc;
                color: #fff;
            }
        }
    }
}
</style>

 src/layout/components/index.js

New file
@@ -0,0 +1,16 @@
export {
  default as Navbar
}
  from './Navbar'
export {
  default as Sidebar
}
  from './Sidebar'
export {
  default as AppMain
}
  from './AppMain'
export {
  default as TagsView
}
  from './TagsView' //新增

 src/layout/index.vue

New file
@@ -0,0 +1,110 @@
<template>
  <div :class="classObj" class="app-wrapper">
    <div v-if="device==='mobile'&&sidebar.opened" class="drawer-bg" @click="handleClickOutside" />
    <sidebar class="sidebar-container" />
    <div :class="{hasTagsView:needTagsView}" class="main-container">
      <div :class="{'fixed-header':fixedHeader}">
        <navbar />
        <tags-view />
      </div>
      <app-main />
    </div>
  </div>
</template>

<script>
  import {
    Navbar,
    Sidebar,
    AppMain,
    TagsView
  } from './components'
  import ResizeMixin from './mixin/ResizeHandler'

  export default {
    name: 'Layout',
    components: {
      Navbar,
      Sidebar,
      AppMain,
      TagsView,
    },
    mixins: [ResizeMixin],
    computed: {
      sidebar() {
        return this.$store.state.app.sidebar
      },
      device() {
        return this.$store.state.app.device
      },
      fixedHeader() {
        return this.$store.state.settings.fixedHeader
      },
      needTagsView() {
        console.log(this.$store.state.settings.tagsView)
        return this.$store.state.settings.tagsView
      },
      classObj() {
        return {
          hideSidebar: !this.sidebar.opened,
          openSidebar: this.sidebar.opened,
          withoutAnimation: this.sidebar.withoutAnimation,
          mobile: this.device === 'mobile'
        }
      }
    },
    methods: {
      handleClickOutside() {
        this.$store.dispatch('app/closeSideBar', {
          withoutAnimation: false
        })
      }
    }
  }

</script>

<style lang="scss" scoped>
  @import "~@/styles/mixin.scss";
  @import "~@/styles/variables.scss";

  .app-wrapper {
    @include clearfix;
    position: relative;
    height: 100%;
    width: 100%;

    &.mobile.openSidebar {
      position: fixed;
      top: 0;
    }
  }

  .drawer-bg {
    background: #000;
    opacity: 0.3;
    width: 100%;
    top: 0;
    height: 100%;
    position: absolute;
    z-index: 999;
  }

  .fixed-header {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 9;
    width: calc(100% - #{$sideBarWidth});
    transition: width 0.28s;
  }

  .hideSidebar .fixed-header {
    width: calc(100% - 54px)
  }

  .mobile .fixed-header {
    width: 100%;
  }

</style>

 src/layout/mixin/ResizeHandler.js

New file
@@ -0,0 +1,45 @@
import store from '@/store'

const { body } = document
const WIDTH = 1920 // refer to Bootstrap's responsive design

export default {
  watch: {
    $route(route) {
      if (this.device === 'mobile' && this.sidebar.opened) {
        store.dispatch('app/closeSideBar', { withoutAnimation: false })
      }
    }
  },
  beforeMount() {
    window.addEventListener('resize', this.$_resizeHandler)
  },
  beforeDestroy() {
    window.removeEventListener('resize', this.$_resizeHandler)
  },
  mounted() {
    const isMobile = this.$_isMobile()
    if (isMobile) {
      store.dispatch('app/toggleDevice', 'mobile')
      store.dispatch('app/closeSideBar', { withoutAnimation: true })
    }
  },
  methods: {
    // use $_ for mixins properties
    // https://vuejs.org/v2/style-guide/index.html#Private-property-names-essential
    $_isMobile() {
      const rect = body.getBoundingClientRect()
      return rect.width - 1 < WIDTH
    },
    $_resizeHandler() {
      if (!document.hidden) {
        const isMobile = this.$_isMobile()
        store.dispatch('app/toggleDevice', isMobile ? 'mobile' : 'desktop')

        if (isMobile) {
          store.dispatch('app/closeSideBar', { withoutAnimation: true })
        }
      }
    }
  }
}

 src/main.js

New file
@@ -0,0 +1,31 @@
import Vue from 'vue'

import 'normalize.css/normalize.css' // A modern alternative to CSS resets

import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'

import '@/styles/index.scss' // global css

import App from './App'
import store from './store'
import router from './router'

import '@/icons' // icon
import '@/permission' // permission control
import FlexLayout from './components/FlexLayout.vue'
Vue.component("FlexLayout", FlexLayout);

// set ElementUI lang to EN
Vue.use(ElementUI)
// 如果想要中文版 element-ui，按如下方式声明
// Vue.use(ElementUI)

Vue.config.productionTip = false

new Vue({
  el: '#app',
  router,
  store,
  render: h => h(App)
})

 src/permission.js

New file
@@ -0,0 +1,23 @@
import router from './router'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style

NProgress.configure({ showSpinner: false }) // NProgress Configuration

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start()
  try {
    next()
  } catch (error) {
    Message.error(error || 'Has Error')
    next(`/login?redirect=${to.path}`)
    NProgress.done()
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})

 src/router/index.js

New file
@@ -0,0 +1,155 @@
import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

export const constantRoutes = [{
  path: '/login',
  component: () => import('@/views/login/index'),
  hidden: true
},
// {
//   path: '/nested',
//   component: Layout,
//   redirect: '/nested/menu1',
//   name: 'Nested',
//   meta: {
//     title: 'Nested',
//     icon: 'nested'
//   },
//   children: [{
//       path: 'menu1',
//       component: () => import('@/views/nested/menu1/index'), // Parent router-view
//       name: 'Menu1',
//       meta: {
//         title: 'Menu1'
//       },
//       children: [{
//           path: 'menu1-1',
//           component: () => import('@/views/nested/menu1/menu1-1'),
//           name: 'Menu1-1',
//           meta: {
//             title: 'Menu1-1'
//           }
//         },
//         {
//           path: 'menu1-2',
//           component: () => import('@/views/nested/menu1/menu1-2'),
//           name: 'Menu1-2',
//           meta: {
//             title: 'Menu1-2'
//           },
//           children: [{
//               path: 'menu1-2-1',
//               component: () => import('@/views/nested/menu1/menu1-2/menu1-2-1'),
//               name: 'Menu1-2-1',
//               meta: {
//                 title: 'Menu1-2-1'
//               }
//             },
//             {
//               path: 'menu1-2-2',
//               component: () => import('@/views/nested/menu1/menu1-2/menu1-2-2'),
//               name: 'Menu1-2-2',
//               meta: {
//                 title: 'Menu1-2-2'
//               }
//             }
//           ]
//         },
//         {
//           path: 'menu1-3',
//           component: () => import('@/views/nested/menu1/menu1-3'),
//           name: 'Menu1-3',
//           meta: {
//             title: 'Menu1-3'
//           }
//         }
//       ]
//     },
//     {
//       path: 'menu2',
//       component: () => import('@/views/nested/menu2/index'),
//       name: 'Menu2',
//       meta: {
//         title: 'menu2'
//       }
//     }
//   ]
// },
{
  path: '/404',
  component: () => import('@/views/404'),
  hidden: true
},
{
  path: '/',
  component: Layout,
  redirect: '/home',
  children: [{
    path: 'home',
    name: 'home',
    component: () => import('@/views/home/index'),
    meta: {
      title: '首页',
      icon: 'home',
      affix: true
    }
  }]
},
{
  path: '/finance',
  component: Layout,
  redirect: '/finance/table1',
  name: 'finance',
  meta: {
    title: '财务',
    icon: 'nested'
  },
  children: [{
    path: 'table1',
    name: 'table1',
    component: () => import('@/views/table/index'),
    meta: {
      title: '会计科目类型',
      icon: 'table'
    }
  }, {
    path: 'table2',
    name: 'table2',
    component: () => import('@/views/table/index2'),
    meta: {
      title: '会计科目',
      icon: 'table'
    }
  },]
},

// 404 page must be placed at the end !!!
{
  path: '*',
  redirect: '/404',
  hidden: true
}
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({
    y: 0
  }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router

 src/settings.js

New file
@@ -0,0 +1,18 @@
module.exports = {
  title: '蓄电池监控平台',
  /**
   * @type {boolean} true | false
   * @description 是否固定头部菜单栏
   */
  fixedHeader: true,
  /**
   * @type {boolean} true | false
   * @description 是否固定左侧菜单栏
   */
  sidebarLogo: true,
  /**
   * @type {boolean} true | false
   * @description 显示分页标签
   */
  tagsView: true,
}

 src/store/getters.js

New file
@@ -0,0 +1,7 @@
const getters = {
  sidebar: state => state.app.sidebar,
  device: state => state.app.device,
  visitedViews: state => state.tagsView.visitedViews,
  permission_routes: state => state.permission.routes,
}
export default getters

 src/store/index.js

New file
@@ -0,0 +1,21 @@
import Vue from 'vue'
import Vuex from 'vuex'
import getters from './getters'
import app from './modules/app'
import settings from './modules/settings'
import tagsView from './modules/tagsView'
import permission from './modules/permission'

Vue.use(Vuex)

const store = new Vuex.Store({
  modules: {
    app,
    settings,
    tagsView,
    permission
  },
  getters
})

export default store

 src/store/modules/app.js

New file
@@ -0,0 +1,48 @@
import Cookies from 'js-cookie'

const state = {
  sidebar: {
    opened: Cookies.get('sidebarStatus') ? !!+Cookies.get('sidebarStatus') : true,
    withoutAnimation: false
  },
  device: 'desktop'
}

const mutations = {
  TOGGLE_SIDEBAR: state => {
    state.sidebar.opened = !state.sidebar.opened
    state.sidebar.withoutAnimation = false
    if (state.sidebar.opened) {
      Cookies.set('sidebarStatus', 1)
    } else {
      Cookies.set('sidebarStatus', 0)
    }
  },
  CLOSE_SIDEBAR: (state, withoutAnimation) => {
    Cookies.set('sidebarStatus', 0)
    state.sidebar.opened = false
    state.sidebar.withoutAnimation = withoutAnimation
  },
  TOGGLE_DEVICE: (state, device) => {
    state.device = device
  }
}

const actions = {
  toggleSideBar({ commit }) {
    commit('TOGGLE_SIDEBAR')
  },
  closeSideBar({ commit }, { withoutAnimation }) {
    commit('CLOSE_SIDEBAR', withoutAnimation)
  },
  toggleDevice({ commit }, device) {
    commit('TOGGLE_DEVICE', device)
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

 src/store/modules/permission.js

New file
@@ -0,0 +1,76 @@
import {
  asyncRoutes,
  constantRoutes
} from '@/router'

/**
 * Use meta.role to determine if the current user has permission
 * @param roles
 * @param route
 */
function hasPermission(roles, route) {
  if (route.meta && route.meta.roles) {
    return roles.some(role => route.meta.roles.includes(role))
  } else {
    return true
  }
}

/**
 * Filter asynchronous routing tables by recursion
 * @param routes asyncRoutes
 * @param roles
 */
export function filterAsyncRoutes(routes, roles) {
  const res = []

  routes.forEach(route => {
    const tmp = {
      ...route
    }
    if (hasPermission(roles, tmp)) {
      if (tmp.children) {
        tmp.children = filterAsyncRoutes(tmp.children, roles)
      }
      res.push(tmp)
    }
  })

  return res
}

const state = {
  routes: [],
  addRoutes: []
}

const mutations = {
  SET_ROUTES: (state, routes) => {
    state.addRoutes = routes
    state.routes = constantRoutes.concat(routes)
  }
}

const actions = {
  generateRoutes({
    commit
  }, roles) {
    return new Promise(resolve => {
      let accessedRoutes
      if (roles.includes('admin')) {
        accessedRoutes = asyncRoutes || []
      } else {
        accessedRoutes = filterAsyncRoutes(asyncRoutes, roles)
      }
      commit('SET_ROUTES', accessedRoutes)
      resolve(accessedRoutes)
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

 src/store/modules/settings.js

New file
@@ -0,0 +1,40 @@
import defaultSettings from '@/settings'

const {
  tagsView,
  fixedHeader,
  sidebarLogo
} = defaultSettings

const state = {
  tagsView: tagsView,
  fixedHeader: fixedHeader,
  sidebarLogo: sidebarLogo
}

const mutations = {
  CHANGE_SETTING: (state, {
    key,
    value
  }) => {
    // eslint-disable-next-line no-prototype-builtins
    if (state.hasOwnProperty(key)) {
      state[key] = value
    }
  }
}

const actions = {
  changeSetting({
    commit
  }, data) {
    commit('CHANGE_SETTING', data)
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

 src/store/modules/tagsView.js

New file
@@ -0,0 +1,160 @@
const state = {
  visitedViews: [],
  cachedViews: []
}

const mutations = {
  ADD_VISITED_VIEW: (state, view) => {
    if (state.visitedViews.some(v => v.path === view.path)) return
    state.visitedViews.push(
      Object.assign({}, view, {
        title: view.meta.title || 'no-name'
      })
    )
  },
  ADD_CACHED_VIEW: (state, view) => {
    if (state.cachedViews.includes(view.name)) return
    if (!view.meta.noCache) {
      state.cachedViews.push(view.name)
    }
  },

  DEL_VISITED_VIEW: (state, view) => {
    for (const [i, v] of state.visitedViews.entries()) {
      if (v.path === view.path) {
        state.visitedViews.splice(i, 1)
        break
      }
    }
  },
  DEL_CACHED_VIEW: (state, view) => {
    const index = state.cachedViews.indexOf(view.name)
    index > -1 && state.cachedViews.splice(index, 1)
  },

  DEL_OTHERS_VISITED_VIEWS: (state, view) => {
    state.visitedViews = state.visitedViews.filter(v => {
      return v.meta.affix || v.path === view.path
    })
  },
  DEL_OTHERS_CACHED_VIEWS: (state, view) => {
    const index = state.cachedViews.indexOf(view.name)
    if (index > -1) {
      state.cachedViews = state.cachedViews.slice(index, index + 1)
    } else {
      // if index = -1, there is no cached tags
      state.cachedViews = []
    }
  },

  DEL_ALL_VISITED_VIEWS: state => {
    // keep affix tags
    const affixTags = state.visitedViews.filter(tag => tag.meta.affix)
    state.visitedViews = affixTags
  },
  DEL_ALL_CACHED_VIEWS: state => {
    state.cachedViews = []
  },

  UPDATE_VISITED_VIEW: (state, view) => {
    for (let v of state.visitedViews) {
      if (v.path === view.path) {
        v = Object.assign(v, view)
        break
      }
    }
  }
}

const actions = {
  addView({ dispatch }, view) {
    dispatch('addVisitedView', view)
    dispatch('addCachedView', view)
  },
  addVisitedView({ commit }, view) {
    commit('ADD_VISITED_VIEW', view)
  },
  addCachedView({ commit }, view) {
    commit('ADD_CACHED_VIEW', view)
  },

  delView({ dispatch, state }, view) {
    return new Promise(resolve => {
      dispatch('delVisitedView', view)
      dispatch('delCachedView', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews]
      })
    })
  },
  delVisitedView({ commit, state }, view) {
    return new Promise(resolve => {
      commit('DEL_VISITED_VIEW', view)
      resolve([...state.visitedViews])
    })
  },
  delCachedView({ commit, state }, view) {
    return new Promise(resolve => {
      commit('DEL_CACHED_VIEW', view)
      resolve([...state.cachedViews])
    })
  },

  delOthersViews({ dispatch, state }, view) {
    return new Promise(resolve => {
      dispatch('delOthersVisitedViews', view)
      dispatch('delOthersCachedViews', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews]
      })
    })
  },
  delOthersVisitedViews({ commit, state }, view) {
    return new Promise(resolve => {
      commit('DEL_OTHERS_VISITED_VIEWS', view)
      resolve([...state.visitedViews])
    })
  },
  delOthersCachedViews({ commit, state }, view) {
    return new Promise(resolve => {
      commit('DEL_OTHERS_CACHED_VIEWS', view)
      resolve([...state.cachedViews])
    })
  },

  delAllViews({ dispatch, state }, view) {
    return new Promise(resolve => {
      dispatch('delAllVisitedViews', view)
      dispatch('delAllCachedViews', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews]
      })
    })
  },
  delAllVisitedViews({ commit, state }) {
    return new Promise(resolve => {
      commit('DEL_ALL_VISITED_VIEWS')
      resolve([...state.visitedViews])
    })
  },
  delAllCachedViews({ commit, state }) {
    return new Promise(resolve => {
      commit('DEL_ALL_CACHED_VIEWS')
      resolve([...state.cachedViews])
    })
  },

  updateVisitedView({ commit }, view) {
    commit('UPDATE_VISITED_VIEW', view)
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

 src/styles/element-ui.scss

New file
@@ -0,0 +1,49 @@
// cover some element-ui styles

.el-breadcrumb__inner,
.el-breadcrumb__inner a {
  font-weight: 400 !important;
}

.el-upload {
  input[type="file"] {
    display: none !important;
  }
}

.el-upload__input {
  display: none;
}


// to fixed https://github.com/ElemeFE/element/issues/2461
.el-dialog {
  transform: none;
  left: 0;
  position: relative;
  margin: 0 auto;
}

// refine element ui upload
.upload-container {
  .el-upload {
    width: 100%;

    .el-upload-dragger {
      width: 100%;
      height: 200px;
    }
  }
}

// dropdown
.el-dropdown-menu {
  a {
    display: block
  }
}

// to fix el-date-picker css style
.el-range-separator {
  box-sizing: content-box;
}

 src/styles/index.scss

New file
@@ -0,0 +1,94 @@
@import './variables.scss';
@import './mixin.scss';
@import './transition.scss';
@import './element-ui.scss';
@import './sidebar.scss';

body {
  height: 100%;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
}

label {
  font-weight: 700;
}

html {
  height: 100%;
  box-sizing: border-box;
}

#app {
  height: 100%;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

a:focus,
a:active {
  outline: none;
}

a,
a:focus,
a:hover {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}

div:focus {
  outline: none;
}

.clearfix {
  &:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
  }
}

// main-container global css
.app-container {
  padding: 15px;
  width: 100%;
  height: 100%;
}

.flex-page-content {
  height: 100%;
  box-sizing: border-box;
}


.flex-page-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 15px;
}

.card-div {
  width: 100%;
  height: 100%;
  -webkit-box-shadow: 0 2px 12px 0 rgba(0, 0, 0, .1);
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, .1);
  border: 1px solid #EBEEF5;
  background-color: #FFF;
  color: #303133;
  -webkit-transition: .3s;
  transition: .3s;
  border-radius: 4px;
  padding: 15px;
}

 src/styles/mixin.scss

New file
@@ -0,0 +1,28 @@
@mixin clearfix {
  &:after {
    content: "";
    display: table;
    clear: both;
  }
}

@mixin scrollBar {
  &::-webkit-scrollbar-track-piece {
    background: #d3dce6;
  }

  &::-webkit-scrollbar {
    width: 6px;
  }

  &::-webkit-scrollbar-thumb {
    background: #99a9bf;
    border-radius: 20px;
  }
}

@mixin relative {
  position: relative;
  width: 100%;
  height: 100%;
}

 src/styles/sidebar.scss

New file
@@ -0,0 +1,228 @@
#app {

  .main-container {
    min-height: 100%;
    transition: margin-left .28s;
    margin-left: $sideBarWidth;
    position: relative;
    background-color: #f5f5f5;
  }

  .sidebar-container {
    transition: width 0.28s;
    width: $sideBarWidth !important;
    background-color: $menuBg;
    height: 100%;
    position: fixed;
    font-size: 0px;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1001;
    overflow: hidden;

    // reset element-ui css
    .horizontal-collapse-transition {
      transition: 0s width ease-in-out, 0s padding-left ease-in-out, 0s padding-right ease-in-out;
    }

    .scrollbar-wrapper {
      overflow-x: hidden !important;
    }

    .el-scrollbar__bar.is-vertical {
      right: 0px;
    }

    .el-scrollbar {
      height: 100%;
    }

    &.has-logo {
      .el-scrollbar {
        height: calc(100% - 50px);
      }
    }

    .is-horizontal {
      display: none;
    }

    a {
      display: inline-block;
      width: 100%;
      overflow: hidden;
    }

    .svg-icon {
      margin-right: 16px;
    }

    .sub-el-icon {
      margin-right: 12px;
      margin-left: -2px;
    }

    .el-menu {
      border: none;
      height: 100%;
      width: 100% !important;
    }

    // menu hover
    .submenu-title-noDropdown,
    .el-submenu__title {
      &:hover {
        background-color: $menuHover !important;
      }
    }

    .is-active>.el-submenu__title {
      color: $subMenuActiveText !important;
    }

    & .nest-menu .el-submenu>.el-submenu__title,
    & .el-submenu .el-menu-item {
      min-width: $sideBarWidth !important;
      background-color: $subMenuBg !important;

      &:hover {
        background-color: $subMenuHover !important;
      }
    }
  }

  .hideSidebar {
    .sidebar-container {
      width: 54px !important;
    }

    .main-container {
      margin-left: 54px;
    }

    .submenu-title-noDropdown {
      padding: 0 !important;
      position: relative;

      .el-tooltip {
        padding: 0 !important;

        .svg-icon {
          margin-left: 20px;
        }

        .sub-el-icon {
          margin-left: 19px;
        }
      }
    }

    .el-submenu {
      overflow: hidden;

      &>.el-submenu__title {
        padding: 0 !important;

        .svg-icon {
          margin-left: 20px;
        }

        .sub-el-icon {
          margin-left: 19px;
        }

        .el-submenu__icon-arrow {
          display: none;
        }
      }
    }

    .el-menu--collapse {
      .el-submenu {
        &>.el-submenu__title {
          &>span {
            height: 0;
            width: 0;
            overflow: hidden;
            visibility: hidden;
            display: inline-block;
          }
        }
      }
    }
  }

  .el-menu--collapse .el-menu .el-submenu {
    min-width: $sideBarWidth !important;
  }

  // mobile responsive
  .mobile {
    .main-container {
      margin-left: 0px;
    }

    .sidebar-container {
      transition: transform .28s;
      width: $sideBarWidth !important;
    }

    &.hideSidebar {
      .sidebar-container {
        pointer-events: none;
        transition-duration: 0.3s;
        transform: translate3d(-$sideBarWidth, 0, 0);
      }
    }
  }

  .withoutAnimation {

    .main-container,
    .sidebar-container {
      transition: none;
    }
  }
}

// when menu collapsed
.el-menu--vertical {
  &>.el-menu {
    .svg-icon {
      margin-right: 16px;
    }

    .sub-el-icon {
      margin-right: 12px;
      margin-left: -2px;
    }
  }

  .nest-menu .el-submenu>.el-submenu__title,
  .el-menu-item {
    &:hover {
      // you can use $subMenuHover
      background-color: $menuHover !important;
    }
  }

  // the scroll bar appears when the subMenu is too long
  >.el-menu--popup {
    max-height: 100vh;
    overflow-y: auto;

    &::-webkit-scrollbar-track-piece {
      background: #d3dce6;
    }

    &::-webkit-scrollbar {
      width: 6px;
    }

    &::-webkit-scrollbar-thumb {
      background: #99a9bf;
      border-radius: 20px;
    }
  }
}

 src/styles/transition.scss

New file
@@ -0,0 +1,48 @@
// global transition css

/* fade */
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.28s;
}

.fade-enter,
.fade-leave-active {
  opacity: 0;
}

/* fade-transform */
.fade-transform-leave-active,
.fade-transform-enter-active {
  transition: all .5s;
}

.fade-transform-enter {
  opacity: 0;
  transform: translateX(-30px);
}

.fade-transform-leave-to {
  opacity: 0;
  transform: translateX(30px);
}

/* breadcrumb transition */
.breadcrumb-enter-active,
.breadcrumb-leave-active {
  transition: all .5s;
}

.breadcrumb-enter,
.breadcrumb-leave-active {
  opacity: 0;
  transform: translateX(20px);
}

.breadcrumb-move {
  transition: all .5s;
}

.breadcrumb-leave-active {
  position: absolute;
}

 src/styles/variables.scss

New file
@@ -0,0 +1,25 @@
// sidebar
$menuText:#bfcbd9;
$menuActiveText:#409EFF;
$subMenuActiveText:#f4f4f5; //https://github.com/ElemeFE/element/issues/12951

$menuBg:#304156;
$menuHover:#263445;

$subMenuBg:#1f2d3d;
$subMenuHover:#001528;

$sideBarWidth: 210px;

// the :export directive is the magic sauce for webpack
// https://www.bluematador.com/blog/how-to-share-variables-between-js-and-sass
:export {
  menuText: $menuText;
  menuActiveText: $menuActiveText;
  subMenuActiveText: $subMenuActiveText;
  menuBg: $menuBg;
  menuHover: $menuHover;
  subMenuBg: $subMenuBg;
  subMenuHover: $subMenuHover;
  sideBarWidth: $sideBarWidth;
}

 src/utils/index.js

New file
@@ -0,0 +1,117 @@
/**
 * Created by PanJiaChen on 16/11/18.
 */

/**
 * Parse the time to string
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string | null}
 */
export function parseTime(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    return value.toString().padStart(2, '0')
  })
  return time_str
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '刚刚'
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + '分钟前'
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + '小时前'
  } else if (diff < 3600 * 24 * 2) {
    return '1天前'
  }
  if (option) {
    return parseTime(time, option)
  } else {
    return (
      d.getMonth() +
      1 +
      '月' +
      d.getDate() +
      '日' +
      d.getHours() +
      '时' +
      d.getMinutes() +
      '分'
    )
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
  if (!search) {
    return {}
  }
  const obj = {}
  const searchArr = search.split('&')
  searchArr.forEach(v => {
    const index = v.indexOf('=')
    if (index !== -1) {
      const name = v.substring(0, index)
      const val = v.substring(index + 1, v.length)
      obj[name] = val
    }
  })
  return obj
}

 src/utils/validate.js

New file
@@ -0,0 +1,20 @@
/**
 * Created by PanJiaChen on 16/11/18.
 */

/**
 * @param {string} path
 * @returns {Boolean}
 */
export function isExternal(path) {
  return /^(https?:|mailto:|tel:)/.test(path)
}

/**
 * @param {string} str
 * @returns {Boolean}
 */
export function validUsername(str) {
  const valid_map = ['admin', 'editor']
  return valid_map.indexOf(str.trim()) >= 0
}

 src/views/404.vue

New file
@@ -0,0 +1,228 @@
<template>
  <div class="wscn-http404-container">
    <div class="wscn-http404">
      <div class="pic-404">
        <img class="pic-404__parent" src="@/assets/404_images/404.png" alt="404">
        <img class="pic-404__child left" src="@/assets/404_images/404_cloud.png" alt="404">
        <img class="pic-404__child mid" src="@/assets/404_images/404_cloud.png" alt="404">
        <img class="pic-404__child right" src="@/assets/404_images/404_cloud.png" alt="404">
      </div>
      <div class="bullshit">
        <div class="bullshit__oops">OOPS!</div>
        <div class="bullshit__info">All rights reserved
          <a style="color:#20a0ff" href="https://wallstreetcn.com" target="_blank">wallstreetcn</a>
        </div>
        <div class="bullshit__headline">{{ message }}</div>
        <div class="bullshit__info">Please check that the URL you entered is correct, or click the button below to return to the homepage.</div>
        <a href="" class="bullshit__return-home">Back to home</a>
      </div>
    </div>
  </div>
</template>

<script>

export default {
  name: 'Page404',
  computed: {
    message() {
      return 'The webmaster said that you can not enter this page...'
    }
  }
}
</script>

<style lang="scss" scoped>
.wscn-http404-container{
  transform: translate(-50%,-50%);
  position: absolute;
  top: 40%;
  left: 50%;
}
.wscn-http404 {
  position: relative;
  width: 1200px;
  padding: 0 50px;
  overflow: hidden;
  .pic-404 {
    position: relative;
    float: left;
    width: 600px;
    overflow: hidden;
    &__parent {
      width: 100%;
    }
    &__child {
      position: absolute;
      &.left {
        width: 80px;
        top: 17px;
        left: 220px;
        opacity: 0;
        animation-name: cloudLeft;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
      &.mid {
        width: 46px;
        top: 10px;
        left: 420px;
        opacity: 0;
        animation-name: cloudMid;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1.2s;
      }
      &.right {
        width: 62px;
        top: 100px;
        left: 500px;
        opacity: 0;
        animation-name: cloudRight;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-fill-mode: forwards;
        animation-delay: 1s;
      }
      @keyframes cloudLeft {
        0% {
          top: 17px;
          left: 220px;
          opacity: 0;
        }
        20% {
          top: 33px;
          left: 188px;
          opacity: 1;
        }
        80% {
          top: 81px;
          left: 92px;
          opacity: 1;
        }
        100% {
          top: 97px;
          left: 60px;
          opacity: 0;
        }
      }
      @keyframes cloudMid {
        0% {
          top: 10px;
          left: 420px;
          opacity: 0;
        }
        20% {
          top: 40px;
          left: 360px;
          opacity: 1;
        }
        70% {
          top: 130px;
          left: 180px;
          opacity: 1;
        }
        100% {
          top: 160px;
          left: 120px;
          opacity: 0;
        }
      }
      @keyframes cloudRight {
        0% {
          top: 100px;
          left: 500px;
          opacity: 0;
        }
        20% {
          top: 120px;
          left: 460px;
          opacity: 1;
        }
        80% {
          top: 180px;
          left: 340px;
          opacity: 1;
        }
        100% {
          top: 200px;
          left: 300px;
          opacity: 0;
        }
      }
    }
  }
  .bullshit {
    position: relative;
    float: left;
    width: 300px;
    padding: 30px 0;
    overflow: hidden;
    &__oops {
      font-size: 32px;
      font-weight: bold;
      line-height: 40px;
      color: #1482f0;
      opacity: 0;
      margin-bottom: 20px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-fill-mode: forwards;
    }
    &__headline {
      font-size: 20px;
      line-height: 24px;
      color: #222;
      font-weight: bold;
      opacity: 0;
      margin-bottom: 10px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.1s;
      animation-fill-mode: forwards;
    }
    &__info {
      font-size: 13px;
      line-height: 21px;
      color: grey;
      opacity: 0;
      margin-bottom: 30px;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.2s;
      animation-fill-mode: forwards;
    }
    &__return-home {
      display: block;
      float: left;
      width: 110px;
      height: 36px;
      background: #1482f0;
      border-radius: 100px;
      text-align: center;
      color: #ffffff;
      opacity: 0;
      font-size: 14px;
      line-height: 36px;
      cursor: pointer;
      animation-name: slideUp;
      animation-duration: 0.5s;
      animation-delay: 0.3s;
      animation-fill-mode: forwards;
    }
    @keyframes slideUp {
      0% {
        transform: translateY(60px);
        opacity: 0;
      }
      100% {
        transform: translateY(0);
        opacity: 1;
      }
    }
  }
}
</style>

 src/views/home/index.vue

New file
@@ -0,0 +1,23 @@
<template>
    <div class="dashboard-container">
        <div class="dashboard-text">首页</div>
    </div>
</template>

<script>
export default {
    name: "home",
};
</script>

<style lang="scss" scoped>
.dashboard {
    &-container {
        margin: 30px;
    }
    &-text {
        font-size: 30px;
        line-height: 46px;
    }
}
</style>

 src/views/login/index.vue

New file
@@ -0,0 +1,252 @@
<template>
    <div class="login-container">
        <el-form
            ref="loginForm"
            :model="loginForm"
            :rules="loginRules"
            class="login-form"
            auto-complete="on"
            label-position="left"
        >
            <div class="title-container">
                <h3 class="title">Login Form</h3>
            </div>

            <el-form-item prop="username">
                <span class="svg-container">
                    <svg-icon icon-class="user" />
                </span>
                <el-input
                    ref="username"
                    v-model="loginForm.username"
                    placeholder="Username"
                    name="username"
                    type="text"
                    tabindex="1"
                    auto-complete="on"
                />
            </el-form-item>

            <el-form-item prop="password">
                <span class="svg-container">
                    <svg-icon icon-class="password" />
                </span>
                <el-input
                    :key="passwordType"
                    ref="password"
                    v-model="loginForm.password"
                    :type="passwordType"
                    placeholder="Password"
                    name="password"
                    tabindex="2"
                    auto-complete="on"
                    @keyup.enter.native="handleLogin"
                />
                <span class="show-pwd" @click="showPwd">
                    <svg-icon
                        :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'"
                    />
                </span>
            </el-form-item>

            <el-button
                :loading="loading"
                type="primary"
                style="width: 100%; margin-bottom: 30px"
                @click.native.prevent="handleLogin"
                >Login</el-button
            >

            <div class="tips">
                <span style="margin-right: 20px">username: admin</span>
                <span> password: any</span>
            </div>
        </el-form>
    </div>
</template>

<script>
import { validUsername } from "@/utils/validate";

export default {
    name: "Login",
    data() {
        const validateUsername = (rule, value, callback) => {
            if (!validUsername(value)) {
                callback(new Error("Please enter the correct user name"));
            } else {
                callback();
            }
        };
        const validatePassword = (rule, value, callback) => {
            if (value.length < 6) {
                callback(new Error("The password can not be less than 6 digits"));
            } else {
                callback();
            }
        };
        return {
            loginForm: {
                username: "admin",
                password: "111111",
            },
            loginRules: {
                username: [
                    { required: true, trigger: "blur", validator: validateUsername },
                ],
                password: [
                    { required: true, trigger: "blur", validator: validatePassword },
                ],
            },
            loading: false,
            passwordType: "password",
            redirect: undefined,
        };
    },
    watch: {
        $route: {
            handler: function (route) {
                this.redirect = route.query && route.query.redirect;
            },
            immediate: true,
        },
    },
    methods: {
        showPwd() {
            if (this.passwordType === "password") {
                this.passwordType = "";
            } else {
                this.passwordType = "password";
            }
            this.$nextTick(() => {
                this.$refs.password.focus();
            });
        },
        handleLogin() {
            this.$refs.loginForm.validate((valid) => {
                if (valid) {
                    this.loading = true;
                    setTimeout(() => {
                        this.$router.push({ path: this.redirect || "/" });
                        this.loading = false;
                    }, 2000);
                } else {
                    console.log("error submit!!");
                    return false;
                }
            });
        },
    },
};
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input {
        color: $cursor;
    }
}

/* reset element-ui css */
.login-container {
    .el-input {
        display: inline-block;
        height: 47px;
        width: 85%;

        input {
            background: transparent;
            border: 0px;
            -webkit-appearance: none;
            border-radius: 0px;
            padding: 12px 5px 12px 15px;
            color: $light_gray;
            height: 47px;
            caret-color: $cursor;

            &:-webkit-autofill {
                box-shadow: 0 0 0px 1000px $bg inset !important;
                -webkit-text-fill-color: $cursor !important;
            }
        }
    }

    .el-form-item {
        border: 1px solid rgba(255, 255, 255, 0.1);
        background: rgba(0, 0, 0, 0.1);
        border-radius: 5px;
        color: #454545;
    }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;

    .login-form {
        position: relative;
        width: 520px;
        max-width: 100%;
        padding: 160px 35px 0;
        margin: 0 auto;
        overflow: hidden;
    }

    .tips {
        font-size: 14px;
        color: #fff;
        margin-bottom: 10px;

        span {
            &:first-of-type {
                margin-right: 16px;
            }
        }
    }

    .svg-container {
        padding: 6px 5px 6px 15px;
        color: $dark_gray;
        vertical-align: middle;
        width: 30px;
        display: inline-block;
    }

    .title-container {
        position: relative;

        .title {
            font-size: 26px;
            color: $light_gray;
            margin: 0px auto 40px auto;
            text-align: center;
            font-weight: bold;
        }
    }

    .show-pwd {
        position: absolute;
        right: 10px;
        top: 7px;
        font-size: 16px;
        color: $dark_gray;
        cursor: pointer;
        user-select: none;
    }
}
</style>

 src/views/table/index.vue

New file
@@ -0,0 +1,80 @@
<template>
    <div class="app-container">
        <div class="card-div">
            <flex-layout>
                <el-form
                    :inline="true"
                    :model="formInline"
                    size="mini"
                    class="demo-form-inline"
                    slot="header"
                >
                    <el-form-item label="审批人">
                        <el-input v-model="formInline.user" placeholder="审批人"></el-input>
                    </el-form-item>
                    <el-form-item label="活动区域">
                        <el-select v-model="formInline.region" placeholder="活动区域">
                            <el-option label="区域一" value="shanghai"></el-option>
                            <el-option label="区域二" value="beijing"></el-option>
                        </el-select>
                    </el-form-item>
                    <el-form-item>
                        <el-button type="primary" @click="onSubmit">查询</el-button>
                    </el-form-item>
                </el-form>
                <div class="flex-page-footer" slot="footer"></div>
            </flex-layout>
        </div>
    </div>
</template>

<script>
export default {
    name: "table1",
    filters: {
        statusFilter(status) {
            const statusMap = {
                published: "success",
                draft: "gray",
                deleted: "danger",
            };
            return statusMap[status];
        },
    },
    data() {
        return {
            table: {
                datas: null,
                loading: true,
            },
            formInline: {
                user: "",
                region: "",
            },
            page: {
                pageCurr: 1,
                pageSize: 10,
                pageAll: 0,
            },
        };
    },
    created() {},
    methods: {
        onSubmit() {
            console.log("submit!");
        },
        getList() {
            this.table.loading = true;
        },
        currentChange(value) {
            this.page.pageCurr = value;
            this.getList();
        },
        sizeChange(value) {
            this.page.pageCurr = 1;
            this.page.pageSize = value;
            this.getList();
        },
    },
};
</script>

 src/views/table/index2.vue

New file
@@ -0,0 +1,15 @@
<template>
    <div class="daqw">测试界面</div>
</template>

<script>
export default {
    name: "table2",
    data() {
        return {};
    },
};
</script>

<style scoped>
</style>

 vue.config.js

New file
@@ -0,0 +1,100 @@
'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')

function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || '蓄电池监控系统' // page title

module.exports = {
  publicPath: '/',
  lintOnSave: process.env.NODE_ENV === 'dev',
  productionSourceMap: false,
  devServer: {
    https: false
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
  },
  chainWebpack(config) {
    // it can improve the speed of the first screen, it is recommended to turn on preload
    config.plugin('preload').tap(() => [
      {
        rel: 'preload',
        // to ignore runtime.js
        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
        include: 'initial'
      }
    ])

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete('prefetch')

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()

    config
      .when(process.env.NODE_ENV !== 'dev',
        config => {
          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
              // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                libs: {
                  name: 'chunk-libs',
                  test: /[\\/]node_modules[\\/]/,
                  priority: 10,
                  chunks: 'initial' // only package third parties that are initially dependent
                },
                elementUI: {
                  name: 'chunk-elementUI', // split elementUI into a single package
                  priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                  test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                },
                commons: {
                  name: 'chunk-commons',
                  test: resolve('src/components'), // can customize your rules
                  minChunks: 3, //  minimum common number
                  priority: 5,
                  reuseExistingChunk: true
                }
              }
            })
          // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
          config.optimization.runtimeChunk('single')
        }
      )
  }
}