<template>
  <div class="d2-navi">
    <d2-scrollbar>
      <el-collapse v-model="activeNames">
        <el-collapse-item
          v-for="(item, index) in menuData"
          :key="`parent${index}`"
          :name="item.menu_id">
          <template slot="title">
            <span class="d2-navi__title">
              <d2-icon v-if="item.icon" class="iconfont__mini" :name="item.icon"/>
              <i v-else class="el-icon-folder"/>
            </span>
            <span>{{ $t(item.title) }}</span>
          </template>

          <div class="flex-wrap">
            <div
              v-for="(sub, key) in item.children"
              :key="`sub${key}`"
              class="d2-navi__block"
              @click="handleMenuSelect(sub.path)">
              <div class="d2-navi__content">
                <span class="d2-navi__icon">
                  <d2-icon v-if="sub.icon" class="iconfont__medium" :name="sub.icon"/>
                  <i v-else class="el-icon-document"/>
                </span>
                <div class="d2-navi__info">
                  <p class="d2-navi__sub_title">
                    <i v-if="sub.type" class="el-icon-link d2-pr-5"/>
                    <span>{{ $t(sub.title) }}</span>
                  </p>
                  <p class="d2-navi__desc" :title="$t(sub.remark)">
                    {{ $t(sub.remark) }}</p>
                </div>
              </div>
            </div>
          </div>
        </el-collapse-item>
      </el-collapse>
    </d2-scrollbar>
  </div>
</template>

<script>
import { mapState } from 'vuex'
import menuMixin from '@/layout/header-aside/components/mixin/menu'

export default {
  name: 'module-index',
  mixins: [
    menuMixin
  ],
  data () {
    return {
      activeNames: []
    }
  },
  computed: {
    ...mapState('d2admin/menu', [
      'aside'
    ]),
    rootPath () {
      return this.$route.meta.root || this.$route.path
    },
    menuData () {
      // eslint-disable-next-line no-unused-expressions
      this.$i18n.locale
      const key = this.aside.findIndex(item => item.path === this.rootPath)
      if (key === -1 || !this.aside[key].children) {
        return []
      }
      return this.aside[key].children.filter(item => {
        const title = item.title || ''
        if (title.indexOf('首页') !== -1) return false
        // if (item.icon === 'home') return false
        // if (this.$route.path === item.path) return false
        return true
      })
    }
  },
  watch: {
    menuData: {
      handler (val) {
        this.activeNames = val.map(item => item.menu_id)
      },
      immediate: true
    }
  }
}
</script>

<style lang="scss">
.d2-navi {
  height: calc(100vh - 160px);

  padding: 20px;
  background-color: #FFF;

  .d2-navi__title {
    display: inline-block;
    width: 20px;
    margin-right: 6px;
    color: $color-info;
    font-size: 16px;
    text-align: center;
    vertical-align: middle;
  }

  .iconfont__mini {
    font-size: 20px;
  }

  .iconfont__medium {
    font-size: 40px;
  }

  .flex-wrap {
    display: flex;
    flex-wrap: wrap;
    margin: -15px auto -10px;
  }

  .d2-navi__block {
    width: 20%;
    box-sizing: border-box;
    padding: 0 7.5px;
    margin-top: 15px;
  }

  .d2-navi__content {
    display: flex;
    cursor: pointer;
    color: $color-info;
    border-radius: 4px;
    background-color: #F5F7FA;
    padding: 10px;
    overflow: hidden;
  }

  .d2-navi__icon {
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 60px;
    font-size: 32px;
  }

  .d2-navi__info {
    min-width: 0;

    p {
      margin: 0;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
  }

  .d2-navi__sub_title {
    color: $color-text-main;
    height: 24px;
    font-size: 14px;
    font-weight: bold;
    line-height: 24px;
  }

  .d2-navi__desc {
    font-size: 12px;
    height: 23px;
    line-height: 23px;
  }
}
</style>
