orchestra-app/src/views/coursewarePlay/index.tsx

import {
  closeToast,
  Icon,
  Loading,
  Popup,
  showToast,
  Slider,
  Swipe,
  SwipeInstance,
  SwipeItem
} from 'vant'
import {
  defineComponent,
  onMounted,
  reactive,
  nextTick,
  onUnmounted,
  ref,
  watch,
  Transition,
  TransitionGroup
} from 'vue'
import iconBack from './image/back.svg'
import styles from './index.module.less'
import 'plyr/dist/plyr.css'
import request from '@/helpers/request'
import { state } from '@/state'
import { useRoute, useRouter } from 'vue-router'
import { listenerMessage, postMessage, promisefiyPostMessage } from '@/helpers/native-message'
import MusicScore from './component/musicScore'
import iconMenu from './image/icon-menu.svg'
import iconDian from './image/icon-dian.svg'
import iconTouping from './image/icon-touping.svg'
import iconPoint from './image/icon-point.svg'
import iconLoop from './image/icon-loop.svg'
import iconLoopActive from './image/icon-loop-active.svg'
import iconplay from './image/icon-play.svg'
import iconpause from './image/icon-pause.svg'
import iconUp from './image/icon-up.svg'
import iconDown from './image/icon-down.svg'
import Points from './component/points'
import { browser, getSecondRPM } from '@/helpers/utils'
import { Vue3Lottie } from 'vue3-lottie'
import playLoadData from './datas/data.json'
import { usePageVisibility, useRect } from '@vant/use'
import PlayRecordTime from './playRecordTime'
import VideoPlay from './component/video-play'
import {
  Pagination,
  Navigation,
  Virtual,
  EffectFade,
  EffectFlip,
  EffectCreative,
  Lazy
} from 'swiper'
import { Swiper, SwiperSlide } from 'swiper/vue'
import 'swiper/less'
import 'swiper/less/effect-fade'
import 'swiper/less/effect-flip'
import 'swiper/less/effect-creative'
import { handleCheckVip } from '../hook/useFee'
import OGuide from '@/components/o-guide'

export default defineComponent({
  name: 'CoursewarePlay',
  setup() {
    const pageVisibility = usePageVisibility()
    const isPlay = ref(false)
    /** 页面显示和隐藏 */
    watch(pageVisibility, (value) => {
      const activeItem = data.itemList[popupData.activeIndex]
      if (activeItem.type != 'VIDEO') return
      if (value == 'hidden') {
        isPlay.value = !activeItem.videoEle.paused
        togglePlay(activeItem, false)
      } else {
        // 页面显示,并且
        if (isPlay.value) togglePlay(activeItem, true)
      }
    })
    /** 设置播放容器 16:9 */
    const parentContainer = reactive({
      width: '100vw'
    })
    const setContainer = () => {
      let min = Math.min(screen.width, screen.height)
      let max = Math.max(screen.width, screen.height)
      let width = min * (16 / 9)
      if (width > max) {
        parentContainer.width = '100vw'
        return
      } else {
        parentContainer.width = width + 'px'
      }
    }
    const handleInit = (type = 0) => {
      //设置容器16:9
      setContainer()
      // 横屏
      postMessage(
        {
          api: 'setRequestedOrientation',
          content: {
            orientation: type
          }
        },
        () => {
          console.log(234)
        }
      )
      // 头,包括返回箭头
      postMessage({
        api: 'setTitleBarVisibility',
        content: {
          status: type
        }
      })
      // 安卓的状态栏
      postMessage({
        api: 'setStatusBarVisibility',
        content: {
          isVisibility: type
        }
      })
      // 进入页面设置常量
      postMessage({
        api: 'keepScreenLongLight',
        content: {
          isOpenLight: type ? true : false
        }
      })
    }
    handleInit()
    onUnmounted(() => {
      handleInit(1)
      window.removeEventListener('message', iframeHandle)
    })

    const route = useRoute()
    const router = useRouter()
    const headeRef = ref()
    const data = reactive({
      detail: null,
      knowledgePointList: [] as any,
      itemList: [] as any,
      showHead: true,
      isCourse: false,
      isRecordPlay: false,
      videoRefs: {}
    })
    const activeData = reactive({
      nowTime: 0,
      model: true, // 遮罩
      videoBtns: true, // 视频
      currentTime: 0,
      duration: 0,
      timer: null as any,
      item: null as any
    })
    // 获取缓存路径
    const getCacheFilePath = async (material: any) => {
      const res = await promisefiyPostMessage({
        api: 'getCourseFilePath',
        content: {
          url: material.content,
          localPath: '',
          materialId: material.materialId,
          updateTime: material.updateTime,
          type: material.type // SONG VIDEO IMAGE
        }
      })
      // console.log('缓存路径返回', res)
      return res
    }
    // 获取当前课程是否签退
    const getCourseSchedule = async () => {
      if (!route.query.courseId) return
      try {
        const res = await request.get(
          `${state.platformApi}/courseSchedule/detail/${route.query.courseId}`,
          {
            hideLoading: true
          }
        )
        if (res?.data) {
          data.isCourse =
            res.data.status === 'ING' && state.platformType == 'TEACHER' ? true : false
          // data.isRecordPlay = Date.now() > dayjs(res.data.startTime).valueOf()
        }
      } catch (e) {
        console.log(e)
      }
    }
    const getItemList = async () => {
      const list: any = []
      const browserInfo = browser()
      for (let i = 0; i < data.knowledgePointList.length; i++) {
        const item = data.knowledgePointList[i]
        const itemLength = item.materialList.length - 1
        for (let j = 0; j < item.materialList.length; j++) {
          const material = item.materialList[j]
          //请求本地缓存
          if (browserInfo.isApp && ['VIDEO', 'IMG'].includes(material.type)) {
            const localData = await getCacheFilePath(material)
            if (localData?.content?.localPath) {
              material.url = material.content
              material.content = localData.content.localPath
            }
          }

          list.push({
            ...material,
            iframeRef: null,
            videoEle: null,
            tabName: item.name,
            isLast: j === itemLength, // 当前知识点
            autoPlay: false, //加载完成是否自动播放
            isprepare: false, // 视频是否加载完成
            isRender: false // 是否渲染了
          })
        }
      }

      let _firstIndex = list.findIndex((n: any) => n.materialId == route.query.kId)
      _firstIndex = _firstIndex > -1 ? _firstIndex : 0
      const item = list[_firstIndex]
      item.autoPlay = true
      popupData.activeIndex = _firstIndex
      popupData.tabName = item.tabName
      popupData.tabActive = item.knowledgePointId
      popupData.itemActive = item.id
      popupData.itemName = item.name
      // console.log('🚀 ~ list', list)
      nextTick(() => {
        data.itemList = list
        postMessage({
          api: 'courseLoading',
          content: {
            show: false,
            type: 'fullscreen'
          }
        })
      })
    }
    const getDetail = async () => {
      try {
        const res: any = await request.get(
          state.platformApi + `/lessonCoursewareDetail/detail/${route.query.id}`,
          {
            hideLoading: true
          }
        )
        if (Array.isArray(res?.data)) {
          data.detail = res.data
        }
        if (Array.isArray(res?.data?.knowledgePointList)) {
          let index = 0
          data.knowledgePointList = res.data.knowledgePointList.map((n: any) => {
            if (Array.isArray(n.materialList)) {
              n.materialList = n.materialList.map((item: any) => {
                index++
                return {
                  ...item,
                  materialId: item.id,
                  id: index + ''
                }
              })
            }
            return n
          })
          getItemList()
        }
      } catch (error) {}
    }

    const iframTime = ref()
    // ifram事件处理
    const iframeHandle = (ev: MessageEvent) => {
      if (ev.data?.api === 'headerTogge') {
        clearTimeout(iframTime.value)
        iframTime.value = setTimeout(() => {
          activeData.model = ev.data.show || (ev.data.playState == 'play' ? false : true)
        }, 500)
      }
    }

    onMounted(() => {
      const hasVip = handleCheckVip()
      if (!hasVip) {
        nextTick(() => {
          postMessage({
            api: 'courseLoading',
            content: {
              show: false,
              type: 'fullscreen'
            }
          })
        })
        return
      }
      getDetail()
      getCourseSchedule()
      window.addEventListener('message', iframeHandle)
    })
    const playRef = ref()
    // 返回
    const goback = () => {
      try {
        playRef.value?.handleOut()
      } catch (error) {}
      if (route.query.source == 'my-course') {
        router.back()
        return
      }
      postMessage({ api: 'goBack' })
    }

    const popupData = reactive({
      open: false,
      activeIndex: 0,
      tabActive: '',
      tabName: '',
      itemActive: '',
      itemName: '',
      guideOpen: false
    })

    /**停止所有的播放 */
    const handleStop = () => {
      for (let i = 0; i < data.itemList.length; i++) {
        const activeItem = data.itemList[i]
        if (popupData.activeIndex !== i) {
          if (activeItem.type === 'VIDEO' && activeItem.videoEle) {
            activeItem.videoEle.stop()
          }
          // console.log('🚀 ~ activeItem:', activeItem)
          // 停止曲谱的播放
          if (activeItem.type === 'SONG') {
            activeItem.iframeRef?.contentWindow?.postMessage({ api: 'setPlayState' }, '*')
          }
        }
      }
    }
    // 切换素材
    const toggleMaterial = () => {
      const index = data.itemList.findIndex((n: any) => n.id == popupData.itemActive)
      if (index > -1) {
        handleSwipeChange(index)
      }
    }
    /** 延迟收起模态框 */
    const setModelOpen = () => {
      clearTimeout(activeData.timer)
      closeToast()
      activeData.timer = setTimeout(() => {
        activeData.model = false
        Object.values(data.videoRefs).map((n: any) => n.toggleHideControl(false))
      }, 4000)
    }

    // 去点名,签退
    const gotoRollCall = (pageTag: string) => {
      postMessage({
        api: 'open_app_page',
        content: {
          action: 'app',
          pageTag: pageTag,
          url: '',
          params: JSON.stringify({ courseId: route.query.courseId })
        }
      })
    }

    // 双击
    const handleDbClick = (item: any) => {
      if (item && item.type === 'VIDEO') {
        const videoEle: HTMLVideoElement = item.videoEle
        if (videoEle) {
          if (videoEle.paused) {
            closeToast()
            videoEle.play()
          } else {
            showToast('已暂停')
            videoEle.pause()
          }
        }
      }
    }

    // 切换播放
    const togglePlay = (m: any, isPlay: boolean) => {
      if (isPlay) {
        m.videoEle?.play()
      } else {
        m.videoEle?.pause()
      }
    }

    const showIndex = ref(-4)
    const effectIndex = ref(0)
    const effects = [
      {
        prev: {
          transform: 'translate3d(0, 0, -800px) rotateX(180deg)'
        },
        next: {
          transform: 'translate3d(0, 0, -800px) rotateX(-180deg)'
        }
      },
      {
        prev: {
          transform: 'translate3d(-100%, 0, -800px)'
        },
        next: {
          transform: 'translate3d(100%, 0, -800px)'
        }
      },
      {
        prev: {
          transform: 'translate3d(-50%, 0, -800px) rotateY(80deg)'
        },
        next: {
          transform: 'translate3d(50%, 0, -800px) rotateY(-80deg)'
        }
      },
      {
        prev: {
          transform: 'translate3d(-100%, 0, -800px) rotateY(-120deg)'
        },
        next: {
          transform: 'translate3d(100%, 0, -800px) rotateY(120deg)'
        }
      },
      //风车4
      {
        prev: {
          transform: 'translate3d(-50%, 50%, -800px) rotateZ(-14deg)',
          opacity: 0
        },
        next: {
          transform: 'translate3d(50%, 50%, -800px) rotateZ(14deg)',
          opacity: 0
        }
      },
      //翻页5
      {
        prev: {
          transform: 'translateZ(-800px) rotate3d(0, -1, 0, 90deg)',
          opacity: 0
        },
        next: {
          transform: 'translateZ(-800px) rotate3d(0, 1, 0, 90deg)',
          opacity: 0
        },
        current: { transitionDelay: '700ms' }
      }
    ]

    // 轮播切换
    const handleSwipeChange = (index: number) => {
      if (popupData.activeIndex == index) return
      // console.log('轮播切换')
      popupData.activeIndex = index
      setTimeout(() => {
        handleStop()
        const item = data.itemList[index]
        if (item) {
          popupData.tabActive = item.knowledgePointId
          popupData.itemActive = item.id
          popupData.itemName = item.name
          popupData.tabName = item.tabName
          if (item.type == 'SONG') {
            activeData.model = true
          }
          if (item.type === 'VIDEO') {
            // 自动播放下一个视频
            clearTimeout(activeData.timer)
            closeToast()
            item.autoPlay = true
            nextTick(() => {
              item.videoEle?.play()
            })
          }
        }
      }, 800)
    }

    // 上一个知识点, 下一个知识点
    const handlePreAndNext = (type: string) => {
      if (type === 'up') {
        handleSwipeChange(popupData.activeIndex - 1)
      } else {
        handleSwipeChange(popupData.activeIndex + 1)
      }
    }

    return () => (
      <div class={styles.playContent}>
        <div
          onClick={() => {
            clearTimeout(activeData.timer)
            activeData.model = !activeData.model
            Object.values(data.videoRefs).map((n: any) => n.toggleHideControl(activeData.model))
          }}
        >
          <div
            class={styles.coursewarePlay}
            style={{ width: parentContainer.width }}
            onClick={(e: Event) => {
              e.stopPropagation()
              setModelOpen()
            }}
          >
            <div class={styles.wraps}>
              {data.itemList.map((m: any, mIndex: number) => {
                const isRender = m.isRender || Math.abs(popupData.activeIndex - mIndex) < 2
                if (isRender) {
                  m.isRender = true
                }
                return isRender ? (
                  <div
                    key={'index' + mIndex}
                    class={[styles.itemDiv, popupData.activeIndex === mIndex && styles.itemActive]}
                    style={
                      mIndex < popupData.activeIndex
                        ? effects[effectIndex.value].prev
                        : mIndex > popupData.activeIndex
                        ? effects[effectIndex.value].next
                        : effects[effectIndex.value].current
                    }
                    onClick={(e: Event) => {
                      e.stopPropagation()
                      clearTimeout(activeData.timer)
                      if (Date.now() - activeData.nowTime < 300) {
                        handleDbClick(m)
                        return
                      }
                      activeData.nowTime = Date.now()
                      activeData.timer = setTimeout(() => {
                        activeData.model = !activeData.model
                        Object.values(data.videoRefs).map((n: any) =>
                          n.toggleHideControl(activeData.model)
                        )
                        if (activeData.model) {
                          setModelOpen()
                        }
                      }, 300)
                    }}
                  >
                    {m.type === 'VIDEO' ? (
                      <>
                        <VideoPlay
                          ref={(v: any) => (data.videoRefs[mIndex] = v)}
                          item={m}
                          onLoadedmetadata={(videoItem: any) => {
                            m.videoEle = videoItem
                          }}
                          onTogglePlay={(paused: boolean) => {
                            // console.log('播放切换', paused)
                            // 首次播放完成
                            if (!m.isprepare) {
                              m.isprepare = true
                            }
                            m.autoPlay = false
                            if (paused || popupData.open || popupData.guideOpen) {
                              clearTimeout(activeData.timer)
                            } else {
                              setModelOpen()
                            }
                          }}
                          onEnded={() => handleSwipeChange(popupData.activeIndex + 1)}
                          onReset={() => {
                            if (!m.videoEle?.paused) {
                              setModelOpen()
                            }
                          }}
                        />
                        <Transition name="van-fade">
                          {!m.isprepare && (
                            <div class={styles.loadWrap}>
                              <Vue3Lottie animationData={playLoadData}></Vue3Lottie>
                            </div>
                          )}
                        </Transition>
                      </>
                    ) : m.type === 'IMG' ? (
                      <img src={m.content} />
                    ) : (
                      <MusicScore
                        data-vid={m.id}
                        music={m}
                        onSetIframe={(el: any) => {
                          m.iframeRef = el
                        }}
                      />
                    )}
                  </div>
                ) : null
              })}
            </div>
            <Transition name="right">
              {activeData.model && (
                <div
                  class={styles.rightFixedBtns}
                  onClick={(e: Event) => {
                    e.stopPropagation()
                    clearTimeout(activeData.timer)
                  }}
                >
                  <div class={styles.btnsWrap}>
                    <div
                      class={[styles.fullBtn, styles.point]}
                      onClick={() => (popupData.open = true)}
                    >
                      <img src={iconMenu} />
                      <span>知识点</span>
                    </div>
                  </div>

                  <div class={[styles.btnsWrap, styles.btnsBottom]}>
                    <div class={styles.fullBtn} onClick={() => (popupData.guideOpen = true)}>
                      <img src={iconTouping} />
                      <span>投屏</span>
                    </div>
                    {data.isCourse && (
                      <>
                        <div
                          class={styles.fullBtn}
                          onClick={() => gotoRollCall('student_roll_call')}
                        >
                          <img src={iconDian} />
                          <span>点名</span>
                        </div>
                        <div class={styles.fullBtn} onClick={() => gotoRollCall('sign_out')}>
                          <img src={iconPoint} />
                          <span>签退</span>
                        </div>
                      </>
                    )}
                  </div>
                </div>
              )}
            </Transition>

            <Transition name="left">
              {activeData.model && (
                <div class={styles.leftFixedBtns} onClick={(e: Event) => e.stopPropagation()}>
                  {popupData.activeIndex != 0 && (
                    <div class={[styles.btnsWrap, styles.prePoint]}>
                      <div class={styles.fullBtn} onClick={() => handlePreAndNext('up')}>
                        <img src={iconUp} />
                        <span style={{ textAlign: 'center' }}>上一个</span>
                      </div>
                    </div>
                  )}
                  {popupData.activeIndex != data.itemList.length - 1 && (
                    <div class={styles.btnsWrap}>
                      <div class={styles.fullBtn} onClick={() => handlePreAndNext('down')}>
                        <span style={{ textAlign: 'center' }}>下一个</span>
                        <img src={iconDown} />
                      </div>
                    </div>
                  )}
                </div>
              )}
            </Transition>
          </div>
        </div>

        <div
          style={{ transform: activeData.model ? '' : 'translateY(-100%)' }}
          id="coursePlayHeader"
          class={styles.headerContainer}
          ref={headeRef}
        >
          <div class={styles.backBtn} onClick={() => goback()}>
            <Icon name={iconBack} />
            返回
          </div>
          <div
            class={styles.menu}
            onClick={() => {
              showIndex.value += 1
              if (showIndex.value > 0) {
                effectIndex.value = effectIndex.value >= effects.length ? 0 : effectIndex.value + 1
              }
              setModelOpen()
            }}
          >
            {popupData.tabName} {showIndex.value > 0 ? `动画${effectIndex.value}` : ''}
          </div>
          {data.isCourse && <PlayRecordTime ref={playRef} list={data.itemList} />}
        </div>

        <Popup
          class={styles.popup}
          overlayClass={styles.overlayClass}
          position="right"
          round
          v-model:show={popupData.open}
          onClose={() => {
            const item = data.itemList[popupData.activeIndex]
            if (item?.type == 'VIDEO' && !item.videoEle?.paused) {
              setModelOpen()
            }
          }}
        >
          <Points
            data={data.knowledgePointList}
            tabActive={popupData.tabActive}
            itemActive={popupData.itemActive}
            onHandleSelect={(res: any) => {
              // console.log(res)
              popupData.tabActive = res.tabActive
              popupData.itemActive = res.itemActive
              popupData.tabName = res.tabName
              popupData.open = false
              toggleMaterial()
            }}
          />
        </Popup>

        <Popup
          class={styles.popup}
          overlayClass={styles.overlayClass}
          position="right"
          round
          v-model:show={popupData.guideOpen}
          onClose={() => {
            const item = data.itemList[popupData.activeIndex]
            if (item?.type == 'VIDEO' && !item.videoEle?.paused) {
              setModelOpen()
            }
          }}
        >
          <OGuide />
        </Popup>
      </div>
    )
  }
})