<template>
  <!-- 每日推荐 -->
  <div class="recommend-song mtop-20">
    <div class="info">
      <div class="img-wrap">
        <div class="day font-bold">{{ today }}</div>
      </div>
      <div class="text mleft-30 mtop-20">
        <div class="font-24 font-bold">每日歌曲推荐</div>
        <div class="desc">根据你的音乐口味生成，每天6:00更新</div>
      </div>
    </div>
    <div class="btn-wrap">
      <button class="btn btn-red" @click="playAll">
        <i class="iconfont icon-bofang"></i> 播放全部
      </button>
      <button class="btn btn-white mleft-12" @click="openAddDialog">
        <i class="el-icon-folder-add"></i> 收藏全部
      </button>
    </div>
    <div class="div-line mtop-20"></div>
    <MusicList v-if="showList" ref="listRef" :list="list"/>
    <el-skeleton class="mtop-10" v-else :rows="8" animated />
    <AddMusicDialog ref="addDialog" :musicIdList="idList" />
  </div>
</template>

<script>
import MusicList from '@/components/list/MusicList.vue'
import AddMusicDialog from '@/components/add-music-dialog/AddMusicDialog'
import { getRecommendSong } from '@/api/api_music'
export default {
  components: { MusicList,AddMusicDialog },
  data() {
    return {
      list: [],
      today: '1',
    }
  },
  computed: {
    showList() {
      return this.list.length !== 0 ? true : false
    },
    idList(){
      return this.list.map(item =>item.id)
    }
  },
  created() {
    this.getToday()
    this.getList()
  },

  methods: {
    async getList() {
      const res = await getRecommendSong()
      if (res.code !== 200) return
      this.list = Object.freeze(res.data.dailySongs)
    },
    playAll() {
      /* 访问音乐列表组件的方法 */
      this.$refs.listRef.playMusicAll()
    },
    getToday() {
      let day = new Date().getDate()
      day = day < 10 ? '0' + day : '' + day
      this.today = day
    },
    openAddDialog(){
      if(this.idList.length===0) return this.$message.error('歌曲列表为空')
      /* 调用组件实例上的方法打开对话框 */
     this.$refs['addDialog'].openDialog()
    }
  }
}
</script>

<style lang="less" scoped>
.info {
  display: flex;
}
.img-wrap {
  height: 100px;
  width: 100px;
  background: url('../../assets/img/calendar.png') 0 0/100% no-repeat;
  .day {
    width: 100px;
    height: 40px;
    font-size: 40px;
    color: #ec4141;
    margin-top: 30px;
    text-align: center;
  }
}
.text {
  .title {
    font-size: 24px;
  }
  .desc {
    font-size: 12px;
    color: #676767;
  }
}
.btn-wrap {
  i {
    font-size: 14px;
  }
}
</style>