<template>
  <a-layout-sider
    :class="['sider', isDesktop() ? null : 'shadow', theme, fixSiderbar ? 'ant-fixed-sidemenu' : null ]"
    :collapsible='collapsible'
    v-model='collapsed'
    :trigger='null'>
    <logo :show-title='collapsed' />
    <s-menu
      :collapsed='collapsed'
      :menu='menus'
      :theme='theme'
      @select='onSelect'
      :mode='mode'
      :style='smenuStyle'>
    </s-menu>
  </a-layout-sider>

</template>

<script>
import ALayoutSider from 'ant-design-vue/es/layout/Sider'
import Logo from '../tools/Logo'
import SMenu from './index'
import { mixin, mixinDevice } from '@/utils/mixin.js'

export default {
  name: 'SideMenu',
  components: { ALayoutSider, Logo, SMenu },
  mixins: [mixin, mixinDevice],
  props: {
    mode: {
      type: String,
      required: false,
      default: 'inline'
    },
    theme: {
      type: String,
      required: false,
      default: 'dark'
    },
    collapsible: {
      type: Boolean,
      required: false,
      default: false
    },
    collapsed: {
      type: Boolean,
      required: false,
      default: false
    },
    menus: {
      type: Array,
      required: true
    }
  },
  computed: {
    smenuStyle() {
      let style = { 'padding': '0' }
      if (this.fixSiderbar) {
        style['height'] = 'calc(100% - 59px)'
        style['overflow'] = 'auto'
        style['overflow-x'] = 'hidden'
      }
      return style
    }
  },
  methods: {
    onSelect(obj) {
      this.$emit('menuSelect', obj)
    }
  }
}
</script>
<style lang='scss' scoped>

/* update_begin author:sunjianlei date:20190509 for: 修改侧边导航栏滚动条的样式 */
.sider {
  $scrollBarSize: 10px;

  ul.ant-menu {

    /* 定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
    &::-webkit-scrollbar {
      width: $scrollBarSize;
      height: $scrollBarSize;
      background-color: transparent;
      display: none;
    }

    & .-o-scrollbar {
      display: none;
    }

    /* 兼容IE */
    -ms-overflow-style: none;
    -ms-scroll-chaining: chained;
    -ms-content-zooming: zoom;
    -ms-scroll-rails: none;
    -ms-content-zoom-limit-min: 100%;
    -ms-content-zoom-limit-max: 500%;
    -ms-scroll-snap-type: proximity;
    -ms-scroll-snap-points-x: snapList(100%, 200%, 300%, 400%, 500%);

    /* 定义滚动条轨道 */
    &::-webkit-scrollbar-track {
      background-color: transparent;
    }

    /* 定义滑块 */
    &::-webkit-scrollbar-thumb {
      border-radius: $scrollBarSize;
      background-color: #eee;
      box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.1);

      &:hover {
        background-color: #dddddd;
      }

      &:active {
        background-color: #bbbbbb;
      }
    }
  }

  /** 暗色系滚动条样式 */
  &.dark ul.ant-menu {
    &::-webkit-scrollbar-thumb {
      background-color: #666666;

      &:hover {
        background-color: #808080;
      }

      &:active {
        background-color: #999999;
      }
    }
  }

}

/* update_end author:sunjianlei date:20190509 for: 修改侧边导航栏滚动条的样式 */

</style>

<!-- update_begin author:sunjianlei date:20190530 for: 选中首页的时候不显示背景颜色 -->
<style lang='scss'>
#app .layout .ant-layout-sider{
  flex: 0 0 256px!important;
  max-width: 256px!important;
  min-width: 256px!important;
  width: 256px!important;
}
#app .layout .ant-layout-sider-collapsed{
  flex: 0 0 80px!important;
  max-width: 80px!important;
  min-width: 80px!important;
  width: 80px!important;
}
.ant-menu.ant-menu-root {
  & > .ant-menu-item:first-child {
    background-color: transparent;
    margin-top: 20px;

    & > a, & > a:hover {
      color: rgba(0, 0, 0, 0.65);
    }

    &.ant-menu-item-selected {
      & > a, & > a:hover {
        color: #1890ff;
      }
    }
  }

  &.ant-menu-dark > .ant-menu-item:first-child {
    & > a, & > a:hover {
      color: rgba(255, 255, 255, 0.65);
    }

    &.ant-menu-item-selected {
      & > a, & > a:hover {
        color: rgba(255, 255, 255, 1);
      }
    }
  }

  .ant-menu-item-selected {
    background: inherit !important;

    a {
      background: #0050B3;
      box-shadow: 0px 0px 1px 0px rgba(0, 0, 0, 0.25);
      border-radius: 4px;

      //&::after {
      //  content: '';
      //  width: 8px;
      //  height: 8px;
      //  background: #FFC53D;
      //  box-shadow: 0 0 1px 0 rgba(0, 0, 0, 0.25);
      //  border-radius: 50%;
      //  position: absolute;
      //  right: 18px;
      //  top: 50%;
      //  margin-top: -4px;
      //}
    }
  }

  .ant-menu-submenu-vertical {
    span {
      padding-left: 5px;
    }
  }

  .ant-menu-submenu-inline {
    .ant-menu-submenu-title {
      padding: 0 19px 0 20px !important;

      & > span {
        display: inline-block;
        padding-left: 18px;
        box-sizing: border-box;
      }
    }
  }

  .ant-menu-sub {
    span {
      padding-left: 20px;
    }
  }

  .ant-menu-item {
    display: flex;
    align-items: center;
    padding: 0 19px 0 20px !important;
    margin-bottom: 20px;
    box-sizing: border-box;

    &:last-child {
      margin-bottom: 0;
    }

    a {
      display: inline-block;
      height: 40px !important;
      flex: 1 !important;
      padding-left: 18px;
      box-sizing: border-box;
      position: relative;
    }
  }
}
.ant-menu-inline-collapsed.ant-menu-root .ant-menu-item a{
  padding-left: 13px;
}
</style>
<!-- update_end author:sunjianlei date:20190530 for: 选中首页的时候不显示背景颜色 -->