import { WidgetController } from '../../common/widget/WidgetController';
/**
 * 大尺寸播放器卡片 (4x3)
 * 显示专辑封面、完整信息和扩展控制
 * 需求: 5.3, 2.3, 2.4
 */
@Entry
@Component
struct PlayerWidgetLarge {
  @LocalStorageProp('isPlaying') isPlaying: boolean = false;
  @LocalStorageProp('songTitle') songTitle: string = '暂无播放';
  @LocalStorageProp('songArtist') songArtist: string = '未知艺术家';
  @LocalStorageProp('songAlbum') songAlbum: string = '未知专辑';
  @LocalStorageProp('coverImage') coverImage: string = '';
  @LocalStorageProp('currentTime') currentTime: string = '00:00';
  @LocalStorageProp('totalTime') totalTime: string = '00:00';
  @LocalStorageProp('progressPercentage') progressPercentage: number = 0;
  @LocalStorageProp('hasNext') hasNext: boolean = false;
  @LocalStorageProp('hasPrevious') hasPrevious: boolean = false;
  @LocalStorageProp('showProgress') showProgress: boolean = true;
  @LocalStorageProp('showCover') showCover: boolean = true;
  @LocalStorageProp('isLoading') isLoading: boolean = false;

  /**
   * 获取播放按钮图标
   */
  private getPlayButtonIcon(): Resource {
    if (this.isLoading) {
      return $r('app.media.icon_load');
    }
    return this.isPlaying ? $r('app.media.hm_pause') : $r('app.media.hm_play');
  }

  /**
   * 格式化显示文本
   */
  private getDisplayText(text: string, defaultText: string): string {
    return (!text || text.trim() === '') ? defaultText : text;
  }

  /**
   * 获取文本颜色
   */
  private getTextColor(text: string, defaultText: string, normalColor: string): string {
    return text === defaultText ? '#99000000' : normalColor;
  }

  /**
   * 获取专辑封面图片
   */
  private getCoverImage(): Resource | string {
    if (this.coverImage && this.coverImage.trim() !== '' && this.coverImage !== 'undefined') {
      return this.coverImage;
    }
    return $r('app.media.bg_music');
  }

  build() {
    Column() {
      // 顶部信息区域
      Row() {
        // 专辑封面 - 更大更圆润
        Stack() {
          Image(this.getCoverImage())
            .width(72)
            .height(72)
            .borderRadius(16)
            .objectFit(ImageFit.Cover)
          
          // 播放状态指示器 - 简化版本
          if (this.isPlaying) {
            Text('♪')
              .fontSize(12)
              .fontColor('#FFFFFF')
              .padding(4)
              .backgroundColor('#FF6B6B')
              .borderRadius(6)
              .position({ x: 4, y: 4 })
          } else {
            Text('⏸')
              .fontSize(12)
              .fontColor('#FFFFFF')
              .padding(4)
              .backgroundColor('#666666')
              .borderRadius(6)
              .position({ x: 4, y: 4 })
          }
        }
        .margin({ right: 16 })
        .stateStyles({
          pressed: {
            .opacity(0.7)
          },
          normal: {
            .opacity(1.0)
          }
        })
        .onClick(() => {
          console.info('Heanup PlayerWidgetLarge: Cover image clicked');
          postCardAction(this, {
            'action': 'router',
            'abilityName': 'EntryAbility'
          });
        })

        // 歌曲信息 - 更现代的排版
        Column() {
          // 歌曲标题 - 更大更醒目
          Text(this.getDisplayText(this.songTitle, '暂无播放'))
            .fontSize(18)
            .fontColor(this.getTextColor(this.songTitle, '暂无播放', '#1A1A1A'))
            .fontWeight(FontWeight.Bold)
            .maxLines(2)
            .textOverflow({ overflow: TextOverflow.Ellipsis })
            .width('100%')
            .textAlign(TextAlign.Start)
            .lineHeight(24)

          // 艺术家信息 - 更柔和的颜色
          Text(this.getDisplayText(this.songArtist, '未知艺术家'))
            .fontSize(14)
            .fontColor('#666666')
            .fontWeight(FontWeight.Medium)
            .maxLines(1)
            .textOverflow({ overflow: TextOverflow.Ellipsis })
            .width('100%')
            .textAlign(TextAlign.Start)
            .margin({ top: 4 })

          // 专辑信息 - 更小更淡
          Text(this.getDisplayText(this.songAlbum, '未知专辑'))
            .fontSize(12)
            .fontColor('#999999')
            .fontWeight(FontWeight.Normal)
            .maxLines(1)
            .textOverflow({ overflow: TextOverflow.Ellipsis })
            .width('100%')
            .textAlign(TextAlign.Start)
            .margin({ top: 2 })
        }
        .layoutWeight(1)
        .alignItems(HorizontalAlign.Start)
        .justifyContent(FlexAlign.Start)
        .stateStyles({
          pressed: {
            .opacity(0.7)
          },
          normal: {
            .opacity(1.0)
          }
        })
        .onClick(() => {
          console.info('Heanup PlayerWidgetLarge: Song info area clicked');
          postCardAction(this, {
            'action': 'router',
            'abilityName': 'EntryAbility'

          });
        })
      }
      .width('100%')
      .alignItems(VerticalAlign.Top)
      .margin({ bottom: 20 })

      // 播放进度区域 - 重新设计
      if (this.showProgress) {
        Column() {
          // 进度条 - 更粗更现代
          Stack() {
            // 背景进度条
            Row()
              .width('100%')
              .height(6)
              .backgroundColor('#F0F0F0')
              .borderRadius(3)
            
            // 当前进度
            Row()
              .width(`${this.progressPercentage}%`)
              .height(6)
              .backgroundColor('#FF6B6B')  // 使用纯色替代渐变
              .borderRadius(3)
          }
          .width('100%')
          .stateStyles({
            pressed: {
              .opacity(0.7)
            },
            normal: {
              .opacity(1.0)
            }
          })
          .onClick((event) => {
            if (!this.isLoading) {
              console.info('Heanup PlayerWidgetLarge: Progress bar clicked');
              const width = Number(event.target.area.width);
              const percentage = width > 0 ? (event.x / width * 100) : 0;
              postCardAction(this, {
                'action': 'message',
                'params': {
                  "func":"seek_to",
                  'percentage': percentage
                }
              });
            }
          })

          // 时间显示 - 更现代的样式
          Row() {
            Text(this.currentTime)
              .fontSize(12)
              .fontColor('#666666')
              .fontWeight(FontWeight.Medium)

            Blank()

            Text(this.totalTime)
              .fontSize(12)
              .fontColor('#666666')
              .fontWeight(FontWeight.Medium)
          }
          .width('100%')
          .margin({ top: 8 })
        }
        .width('100%')
        .margin({ bottom: 20 })
      }

      // 播放控制区域 - 重新设计
      Row() {
        // 上一首按钮 - 更现代的设计
        Button() {
          Image($r('app.media.ic_previous'))
            .width(24)
            .height(24)
            .fillColor(this.hasPrevious ? '#333333' : '#CCCCCC')
        }
        .width(48)
        .height(48)
        .backgroundColor('#F8F8F8')
        .borderRadius(24)
        .enabled(!this.isLoading)
        .opacity(this.hasPrevious ? 1.0 : 0.6)
        .stateStyles({
          pressed: {
            .opacity(0.7)
            .backgroundColor('#EEEEEE')
          },
          normal: {
            .opacity(this.hasPrevious ? 1.0 : 0.6)
            .backgroundColor('#F8F8F8')
          }
        })
        .onClick(() => {
          console.info(`Heanup PlayerWidgetLarge: Previous button clicked, hasPrevious=${this.hasPrevious}, isLoading=${this.isLoading}`);
          if (!this.isLoading) {
            console.info('Heanup PlayerWidgetLarge: Previous button action sent');
            postCardAction(this, {
              'action': 'message',
              'params': {
                "func":"prev_song"
              }
            });
          } else {
            console.info('Heanup PlayerWidgetLarge: Previous button disabled due to loading');
          }
        })

        Blank()

        // 播放/暂停按钮 - 更大更突出
        Button() {
          Image(this.getPlayButtonIcon())
            .width(32)
            .height(32)
            .fillColor('#FFFFFF')
        }
        .width(64)
        .height(64)
        .backgroundColor(this.isLoading ? '#CCCCCC' : '#FF6B6B')  // 使用纯色替代渐变
        .borderRadius(32)
        .enabled(!this.isLoading)
        .stateStyles({
          pressed: {
            .opacity(0.8)
            .backgroundColor(this.isLoading ? '#AAAAAA' : '#FF5252')
          },
          normal: {
            .opacity(1.0)
            .backgroundColor(this.isLoading ? '#CCCCCC' : '#FF6B6B')
          }
        })
        .onClick(() => {
          if (!this.isLoading) {
            console.info('Heanup PlayerWidgetLarge: Play/Pause button clicked');
            postCardAction(this, {
              'action': 'message',
              'params': {
                "func":"play_pause"
              }
            });
          }
        })

        Blank()

        // 下一首按钮 - 与上一首对称
        Button() {
          Image($r('app.media.ic_next'))
            .width(24)
            .height(24)
            .fillColor(this.hasNext ? '#333333' : '#CCCCCC')
        }
        .width(48)
        .height(48)
        .backgroundColor('#F8F8F8')
        .borderRadius(24)
        .enabled(!this.isLoading && this.hasNext)  // 确保按钮状态正确
        .opacity(this.hasNext ? 1.0 : 0.6)
        .stateStyles({
          pressed: {
            .opacity(0.7)
            .backgroundColor('#EEEEEE')
          },
          normal: {
            .opacity(this.hasNext ? 1.0 : 0.6)
            .backgroundColor('#F8F8F8')
          }
        })
        .onClick(() => {
          console.info(`Heanup PlayerWidgetLarge: Next button clicked, hasNext=${this.hasNext}, isLoading=${this.isLoading}`);
          if (!this.isLoading && this.hasNext) {
            console.info('Heanup PlayerWidgetLarge: Next button action sent');
            postCardAction(this, {
              'action': 'message',
              'params': {
                "func":"next_song"
              }
            });
          } else {
            console.info('Heanup PlayerWidgetLarge: Next button disabled due to loading or no next song');
          }
        })
      }
      .width('100%')
      .justifyContent(FlexAlign.SpaceBetween)
      .alignItems(VerticalAlign.Center)
    }
    .width('100%')
    .height('100%')
    .padding(20)
    .backgroundColor('#FFFFFF')
    .borderRadius(20)
    .alignItems(HorizontalAlign.Start)
    .justifyContent(FlexAlign.SpaceBetween)
    .shadow({
      radius: 8,
      color: '#20000000',
      offsetX: 0,
      offsetY: 4
    })
    // 移除手势支持，form应用不支持复杂交互
  }
}