import { CommonConstants } from 'wdConstant';
import { Logger } from 'wdKit';

const TAG = 'LiveEmptyComponent';

/**
 * WDViewDefaultType 缺省页
 */
export const enum WDViewDefaultType {
   /// 1.默认
  WDViewDefaultType_Default,
  /// 16.直播结束
  WDViewDefaultType_NoLiveEnd,
  /// 17.直播暂停
  WDViewDefaultType_NoLiveSuspend,
}

/**
 * 空数据/无数据
 */
@Preview
@Component
export struct EmptyComponent {
  // private emptySize: SizeOptions = {};
  @State emptyWidth: string | number = CommonConstants.FULL_PARENT;
  @State emptyHeight: string | number = CommonConstants.FULL_PARENT;
  @State emptyType: number = WDViewDefaultType.WDViewDefaultType_Default; // 缺省图类型，传枚举
  @State emptyButton: boolean = false
  @State timeNum: number = 10
  /**
   * The empty image width percentage setting.
   */
  readonly EMPTY_IMAGE_WIDTH: string = '15%';
  /**
   * The empty image height percentage setting.
   */
  readonly EMPTY_IMAGE_HEIGHT: string = '15%';
  /**
   * The empty data text component margin top.
   */
  readonly EMPTY_TIP_TEXT_MARGIN_TOP: string = '10';
  /**
   * The empty data text opacity.
   */
  readonly TEXT_OPACITY: number = 0.4;
  private timer: number = -1
  retry: () => void = () => {
  }

  createTimer() {
    if (this.emptyType === 8) {
      this.timer = setInterval(() => {
        this.timeNum--;
        if (this.timeNum === 0) {
          clearInterval(this.timer);
        }
      }, 1000);
    }
  }

  destroyTimer() {
    if (this.emptyType === 8) {
      clearInterval(this.timer);
    }
  }

  onPageShow(): void {
    this.createTimer()
  }

  aboutToAppear(): void {
    this.createTimer()
  }

  onPageHide(): void {
    this.destroyTimer()
  }

  aboutToDisappear() {
    this.destroyTimer()
  }

  build() {
    this.noProgrammeData();
  }

  /**
   * 无数据，空白view组件
   */
  @Builder
  noProgrammeData() {
    Column() {
      Image(this.buildNoDataTipImage())
        .width(160)
        .height(112)
        .objectFit(ImageFit.Contain)
      // .border({ width: 1, color: Color.Red, radius: 6 })
      // .width('this.EMPTY_IMAGE_WIDTH')
      // .height(this.EMPTY_IMAGE_HEIGHT)

      Text(this.emptyType !== 8 ? this.buildNoDataTip() : `${this.buildNoDataTip()}(${this.timeNum}s)`)
        .fontSize($r('app.float.font_size_14'))
        .fontColor('#FF999999')
        .fontWeight(FontWeight.Normal)
        .opacity(this.TEXT_OPACITY)
        .margin({ top: this.EMPTY_TIP_TEXT_MARGIN_TOP })
        .onClick((event: ClickEvent) => {
          Logger.info(TAG, `noProgrammeData onClick event?.source: ${event.source}`);
        })

      if (this.isShowButton()) {
        if (this.emptyType !== 15) {
          Button('点击重试')
            .type(ButtonType.Normal)
            .width(80)
            .height(28)
            .backgroundColor('#fffffff')
            .fontColor('#FF666666')
            .border({ width: 1 })
            .borderColor('#FFEDEDED')
            .borderRadius(4)
            .fontSize($r('app.float.font_size_12'))
            .margin({ top: 16 })
            .padding(0)
            .onClick(() => {
              this.retry()
            })
        } else {
          Button('点击重试')
            .type(ButtonType.Normal)
            .width(80)
            .height(28)
            .backgroundColor(Color.Black)
            .fontColor('#FFCCCCCC')
            .border({ width: 1 })
            .borderColor('#4DFFFFFF')
            .borderRadius(4)
            .fontSize($r('app.float.font_size_12'))
            .margin({ top: 16 })
            .padding(0)
            .onClick(() => {
              this.retry()
            })
        }
      }
    }
    .justifyContent(FlexAlign.Center)
    .width(this.emptyWidth)
    .height(this.emptyHeight)

    // .backgroundColor(Color.Black)
  }

  buildNoDataTip(): string {
    Logger.info(TAG, "buildNoDataTip");
    let contentString: string = '暂无内容'
    if (this.emptyType === WDViewDefaultType.WDViewDefaultType_NoLiveEnd) {
      contentString = '直播已结束' // 前方拥堵，请耐心等待
    } else if (this.emptyType === WDViewDefaultType.WDViewDefaultType_NoLiveSuspend) {
      contentString = '主播暂时离开，马上回来' // 前方拥堵，请耐心等待
    }
    return contentString
  }
  buildNoDataTipImage(): Resource | string {
    Logger.info(TAG, "buildNoDataTip");
    let imageString: Resource | string = $r('app.media.icon_no_content')
     if (this.emptyType === WDViewDefaultType.WDViewDefaultType_NoLiveEnd) {
      imageString = $r('app.media.icon_no_end')
    } else if (this.emptyType === WDViewDefaultType.WDViewDefaultType_NoLiveSuspend) {
      imageString = $r('app.media.icon_no_liver')
    }
    return imageString
  }

  isShowButton() {
    if (this.emptyType === 1 || this.emptyType === 9 || this.emptyType === 15) {
      return true
    } else {
      return false
    }
  }
}