<template>
  <div ref="player"></div>
</template>

<script lang="ts">
import { Options, Vue } from 'vue-class-component'
import APlayer from 'aplayer'

@Options({
  name: 'MusicPlayer',
  props: {
    audio: { type: Array, require: true }, // 歌曲列表
    fixed: { type: Boolean, default: false }, // 固定模式
    mini: { type: Boolean, default: false }, // 迷你模式
    autoplay: { type: Boolean, default: false }, // 自动播放
    theme: { type: String, default: '#b7daff' }, // 主题色
    loop: { type: String, default: 'all' }, // 循环方式 'all', 'one', 'none'
    order: { type: String, default: 'list' }, // 播放顺序 'list', 'random'
    preload: { type: String, default: 'auto' }, // 预加载 'none', 'metadata', 'auto'
    volume: { type: Number, default: 0.7 }, // 音量
    lrcType: { type: Number, default: 0 }, // 歌词类型
  }
})
export default class MusicPlayer extends Vue {
  // 播放器初始化option
  audio!: Audio[]
  fixed!: boolean
  mini!: boolean
  autoplay!: boolean
  theme!: string
  loop!: 'all' | 'one' | 'none'
  order!: 'list' | 'random'
  preload!: 'none' | 'metadata' | 'auto'
  volume!: number
  lrcType!: number
  private ap: any
  mounted() {
    this.ap = new APlayer({
      container: this.$refs.player,
      fixed: this.fixed,
      mini: this.mini,
      autoplay: this.autoplay,
      theme: this.theme,
      loop: this.loop,
      order: this.order,
      preload: this.preload,
      volume: this.volume,
      lrcType: this.lrcType,
      audio: this.audio
    })
  }
  beforeUnmount() {
    // 销毁播放器
    this.ap.destroy()
  }
}

interface Audio {
  name: string,
  artist: string,
  url: string,
  cover: string,
  lrc: string,
  theme: string,
  type: string
}
</script>
<style lang="less" scoped>
@aplayer-height: 66px;
@lrc-height: 30px;
@aplayer-height-lrc: @aplayer-height + @lrc-height - 6;

.aplayer::v-deep {
  background: #fff;
  font-family: Arial, Helvetica, sans-serif;
  margin: 5px;
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.07), 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 2px;
  overflow: hidden;
  user-select: none;
  line-height: initial;
  position: relative;
  * {
    box-sizing: content-box;
  }
  svg {
    width: 100%;
    height: 100%;
    path,circle {
      fill: #fff;
    }
  }
  &.aplayer-withlist {
    .aplayer-info {
      border-bottom: 1px solid #e9e9e9;
    }
    .aplayer-list {
      display: block;
    }
    .aplayer-info .aplayer-controller .aplayer-time .aplayer-icon.aplayer-icon-menu {
      display: inline;
    }
    .aplayer-icon-order {
      display: inline;
    }
  }
  &.aplayer-withlrc {
    .aplayer-pic {
      height: @aplayer-height-lrc;
      width: @aplayer-height-lrc;
    }
    .aplayer-info {
      margin-left: @aplayer-height-lrc;
      height: @aplayer-height-lrc;
      padding: 10px 7px 0 7px;
    }
    .aplayer-lrc {
      display: block;
    }
  }
  &.aplayer-narrow {
    width: @aplayer-height;
    .aplayer-info {
      display: none;
    }
    .aplayer-list {
      display: none;
    }
    .aplayer-pic,.aplayer-body {
      height: @aplayer-height;
      width: @aplayer-height;
    }
  }
  &.aplayer-fixed {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0;
    z-index: 99;
    overflow: visible;
    max-width: 400px;
    box-shadow: none;
    .aplayer-list {
      margin-bottom: 65px;
      border: 1px solid #eee;
      border-bottom: none;
    }
    .aplayer-body {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      margin: 0;
      z-index: 99;
      background: #fff;
      padding-right: 18px;
      transition: all 0.3s ease;
      max-width: 400px;
    }
    .aplayer-lrc {
      display: block;
      position: fixed;
      bottom: 10px;
      left: 0;
      right: 0;
      margin: 0;
      z-index: 98;
      pointer-events: none;
      text-shadow: -1px -1px 0 #fff;
      &:before,&:after {
        display: none;
      }
    }
    .aplayer-info {
      transform: scaleX(1);
      transform-origin: 0 0;
      transition: all 0.3s ease;
      border-bottom: none;
      border-top: 1px solid #e9e9e9;
      .aplayer-music {
        width: calc(100% - 105px);
      }
    }
    .aplayer-miniswitcher {
      display: block;
    }
    &.aplayer-narrow {
      .aplayer-info {
        display: block;
        transform: scaleX(0);
      }
      .aplayer-body {
        width: @aplayer-height !important;
      }
      .aplayer-miniswitcher .aplayer-icon {
        transform: rotateY(0);
      }
    }
    .aplayer-icon-back,
    .aplayer-icon-play,
    .aplayer-icon-forward,
    .aplayer-icon-lrc {
      display: inline-block;
    }
    .aplayer-icon-back,
    .aplayer-icon-play,
    .aplayer-icon-forward,
    .aplayer-icon-menu {
      position: absolute;
      bottom: 27px;
      width: 20px;
      height: 20px;
    }
    .aplayer-icon-back {
      right: 75px;
    }
    .aplayer-icon-play {
      right: 50px;
    }
    .aplayer-icon-forward {
      right: 25px;
    }
    .aplayer-icon-menu {
      right: 0;
    }
  }
  &.aplayer-mobile {
    .aplayer-icon-volume-down {
      display: none;
    }
  }
  &.aplayer-arrow {
    .aplayer-icon-order,
    .aplayer-icon-loop {
      display: none;
    }
  }
  &.aplayer-loading {
    .aplayer-info .aplayer-controller .aplayer-loading-icon {
      display: block;
    }
    .aplayer-info .aplayer-controller .aplayer-bar-wrap .aplayer-bar .aplayer-played .aplayer-thumb {
      transform: scale(1);
    }
  }
  .aplayer-body {
    position: relative;
  }
  .aplayer-icon {
    width: 15px;
    height: 15px;
    border: none;
    background-color: transparent;
    outline: none;
    cursor: pointer;
    opacity: .8;
    vertical-align: middle;
    padding: 0;
    font-size: 12px;
    margin: 0;
    display: inline-block;
    path {
      transition: all .2s ease-in-out;
    }
  }
  .aplayer-icon-order,
  .aplayer-icon-back,
  .aplayer-icon-play,
  .aplayer-icon-forward,
  .aplayer-icon-lrc {
    display: none;
  }
  .aplayer-icon-lrc-inactivity {
    svg {
      opacity: 0.4;
    }
  }
  .aplayer-icon-forward {
    transform: rotate(180deg);
  }
  .aplayer-lrc-content {
    display: none;
  }
  .aplayer-pic {
    position: relative;
    float: left;
    height: @aplayer-height;
    width: @aplayer-height;
    background-size: cover;
    background-position: center;
    transition: all 0.3s ease;
    cursor: pointer;
    &:hover .aplayer-button {
      opacity: 1;
    }
    .aplayer-button {
      position: absolute;
      border-radius: 50%;
      opacity: 0.8;
      text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
      box-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
      background: rgba(0, 0, 0, 0.2);
      transition: all 0.1s ease;
      path {
        fill: #fff;
      }
    }
    .aplayer-hide {
      display: none;
    }
    .aplayer-play {
      width: 26px;
      height: 26px;
      border: 2px solid #fff;
      bottom: 50%;
      right: 50%;
      margin: 0 -15px -15px 0;
      svg {
        position: absolute;
        top: 3px;
        left: 4px;
        height: 20px;
        width: 20px;
      }
    }
    .aplayer-pause {
      width: 16px;
      height: 16px;
      border: 2px solid #fff;
      bottom: 4px;
      right: 4px;
      svg {
        position: absolute;
        top: 2px;
        left: 2px;
        height: 12px;
        width: 12px;
      }
    }
  }
  .aplayer-info {
    margin-left: @aplayer-height;
    padding: 14px 7px 0 10px;
    height: @aplayer-height;
    box-sizing: border-box;
    .aplayer-music {
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
      margin: 0 0 13px 5px;
      user-select: text;
      cursor: default;
      padding-bottom: 2px;
      height: 20px;
      .aplayer-title {
        font-size: 14px;
      }
      .aplayer-author {
        font-size: 12px;
        color: #666;
      }
    }
    .aplayer-controller {
      position: relative;
      display: flex;
      .aplayer-bar-wrap {
        margin: 0 0 0 5px;
        padding: 4px 0;
        cursor: pointer !important;
        flex: 1;
        &:hover {
          .aplayer-bar .aplayer-played .aplayer-thumb {
            transform: scale(1);
          }
        }
        .aplayer-bar {
          position: relative;
          height: 2px;
          width: 100%;
          background: #cdcdcd;
          .aplayer-loaded {
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            background: #aaa;
            height: 2px;
            transition: all 0.5s ease;
          }
          .aplayer-played {
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            height: 2px;
            .aplayer-thumb {
              position: absolute;
              top: 0;
              right: 5px;
              margin-top: -4px;
              margin-right: -10px;
              height: 10px;
              width: 10px;
              border-radius: 50%;
              cursor: pointer;
              transition: all .3s ease-in-out;
              transform: scale(0);
            }
          }
        }
      }
      .aplayer-time {
        position: relative;
        right: 0;
        bottom: 4px;
        height: 17px;
        color: #999;
        font-size: 11px;
        padding-left: 7px;
        .aplayer-time-inner {
          vertical-align: middle;
        }
        .aplayer-icon {
          cursor: pointer;
          transition: all 0.2s ease;
          path {
            fill: #666;
          }
          &.aplayer-icon-loop {
            margin-right: 2px;
          }
          &:hover {
            path {
              fill: #000;
            }
          }
          &.aplayer-icon-menu {
            display: none;
          }
        }
        &.aplayer-time-narrow {
          .aplayer-icon-mode, .aplayer-icon-menu {
            display: none;
          }
        }
      }
      .aplayer-volume-wrap {
        position: relative;
        display: inline-block;
        margin-left: 3px;
        cursor: pointer !important;
        &:hover .aplayer-volume-bar-wrap {
          height: 40px;
        }
        .aplayer-volume-bar-wrap {
          position: absolute;
          bottom: 15px;
          right: -3px;
          width: 25px;
          height: 0;
          z-index: 99;
          overflow: hidden;
          transition: all .2s ease-in-out;
          &.aplayer-volume-bar-wrap-active {
            height: 40px;
          }
          .aplayer-volume-bar {
            position: absolute;
            bottom: 0;
            right: 10px;
            width: 5px;
            height: 35px;
            background: #aaa;
            border-radius: 2.5px;
            overflow: hidden;
            .aplayer-volume {
              position: absolute;
              bottom: 0;
              right: 0;
              width: 5px;
              transition: all 0.1s ease;
            }
          }
        }
      }
      .aplayer-loading-icon {
        display: none;
        svg {
          position: absolute;
          animation: rotate 1s linear infinite;
        }
      }
    }
  }
  .aplayer-lrc {
    display: none;
    position: relative;
    height: @lrc-height;
    text-align: center;
    overflow: hidden;
    margin: -10px 0 7px;
    &:before {
      position: absolute;
      top: 0;
      z-index: 1;
      display: block;
      overflow: hidden;
      width: 100%;
      height: 10%;
      content: ' ';
      background: -moz-linear-gradient(top, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 100%);
      background: -webkit-linear-gradient(top, rgba(255,255,255,1) 0%,rgba(255,255,255,0) 100%);
      background: linear-gradient(to bottom, rgba(255,255,255,1) 0%,rgba(255,255,255,0) 100%);
      filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#00ffffff',GradientType=0 );
    }
    &:after {
      position: absolute;
      bottom: 0;
      z-index: 1;
      display: block;
      overflow: hidden;
      width: 100%;
      height: 33%;
      content: ' ';
      background: -moz-linear-gradient(top, rgba(255,255,255,0) 0%, rgba(255,255,255,0.8) 100%);
      background: -webkit-linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,0.8) 100%);
      background: linear-gradient(to bottom, rgba(255,255,255,0) 0%,rgba(255,255,255,0.8) 100%);
      filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#00ffffff', endColorstr='#ccffffff',GradientType=0 );
    }
    p {
      font-size: 12px;
      color: #666;
      line-height: 16px !important;
      height: 16px !important;
      padding: 0 !important;
      margin: 0 !important;
      transition: all 0.5s ease-out;
      opacity: 0.4;
      overflow: hidden;
      &.aplayer-lrc-current {
        opacity: 1;
        overflow: visible;
        height: initial !important;
        min-height: 16px;
      }
    }
    &.aplayer-lrc-hide {
      display: none;
    }
    .aplayer-lrc-contents {
      width: 100%;
      transition: all 0.5s ease-out;
      user-select: text;
      cursor: default;
    }
  }
  .aplayer-list {
    overflow: auto;
    transition: all 0.5s ease;
    will-change: height;
    display: none;
    overflow: hidden;
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow-y: auto;
    &::-webkit-scrollbar {
      width: 5px;
    }
    &::-webkit-scrollbar-thumb {
      border-radius: 3px;
      background-color: #eee;
    }
    &::-webkit-scrollbar-thumb:hover {
      background-color: #ccc;
    }
    li {
      position: relative;
      height: 32px;
      line-height: 32px;
      padding: 0 15px;
      font-size: 12px;
      border-top: 1px solid #e9e9e9;
      cursor: pointer;
      transition: all 0.2s ease;
      overflow: hidden;
      margin: 0;
      &:first-child {
        border-top: none;
      }
      &:hover {
        background: #efefef;
      }
      &.aplayer-list-light {
        background: #e9e9e9;
        .aplayer-list-cur {
          display: inline-block;
        }
      }
      .aplayer-list-cur {
        display: none;
        width: 3px;
        height: 22px;
        position: absolute;
        left: 0;
        top: 5px;
        cursor: pointer;
      }
      .aplayer-list-index {
        color: #666;
        margin-right: 12px;
        cursor: pointer;
      }
      .aplayer-list-author {
        color: #666;
        float: right;
        cursor: pointer;
      }
    }
    ol {
      padding: 0;
      margin: 0;
    }
  }
  .aplayer-notice {
    opacity: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    border-radius: 4px;
    padding: 5px 10px;
    transition: all .3s ease-in-out;
    overflow: hidden;
    color: #fff;
    pointer-events: none;
    background-color: #f4f4f5;
    color: #909399;
  }
  .aplayer-miniswitcher {
    display: none;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    height: 100%;
    background: #e6e6e6;
    width: 18px;
    border-radius: 0 2px 2px 0;
    .aplayer-icon {
      height: 100%;
      width: 100%;
      transform: rotateY(180deg);
      transition: all 0.3s ease;
      path {
        fill: #666;
      }
      &:hover {
        path {
          fill: #000;
        }
      }
    }
  }
}

@keyframes aplayer-roll {
  0%{left:0}
  100%{left: -100%}
}

@keyframes rotate {
  0% {
    transform: rotate(0)
  }
  100% {
    transform: rotate(360deg)
  }
}
</style>