feat: 对接各个视频数据
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<script lang="ts" setup>
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import { ref, computed, onMounted, onUnmounted } from 'vue'
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import { getBackgroundImage, getStaticImage, IMAGE_PATHS } from '@/utils'
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import { ImgButton } from '@/components/Button'
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import { StarRating } from '@/components/Rating'
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import { useRouter } from 'vue-router'
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import BackToTopIcon from '@/assets/svg/back-to-top.svg'
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const router = useRouter()
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const TOTAL_PAGES = 3
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const PAGE_HEIGHT = 1080
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const SCROLL_DURATION = 1000
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const currentPage = ref<number>(0)
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const worksScrollIndex = ref<number>(0)
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const animatingToPage = ref<number>(0)
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const containerRef = ref<HTMLElement | null>(null)
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const isAnimating = ref<boolean>(false)
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/** 是否为最后一页 */
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const isLastPage = computed<boolean>(() => currentPage.value >= TOTAL_PAGES - 1)
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/** 是否正在从第二页回到第一页 */
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const isScrollingBackToFirst = computed<boolean>(() => {
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return isAnimating.value && currentPage.value === 1 && animatingToPage.value === 0
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})
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/** 第一页坐着的人物是否显示 */
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const showSittingPerson = computed<boolean>(() => {
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// 当前在第一页，且不是正在回滚中
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return currentPage.value === 0 && !isScrollingBackToFirst.value
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})
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/** 他人实战作品列表 */
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interface WorkItem {
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id: number
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image: string
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title: string
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stars: number
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path: string
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description: string
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}
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const worksList = ref<WorkItem[]>([
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{
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id: 1,
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image: 'https://picsum.photos/400/300?random=1',
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title: '作品名称',
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stars: 4,
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path: '/video/practice/film_anli1.mp4',
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description:
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'作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介作品简介'
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}
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])
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/** 左滑动作品列表 */
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const scrollWorksLeft = (): void => {
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if (worksScrollIndex.value > 0) {
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worksScrollIndex.value--
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}
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}
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/** 右滑动作品列表 */
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const scrollWorksRight = (): void => {
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if (worksScrollIndex.value < worksList.value.length - 3) {
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worksScrollIndex.value++
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}
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}
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const handleClose = (): void => {
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router.back()
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}
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/** 自定义平滑滚动动画 */
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const smoothScrollTo = (toPage: number): void => {
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const container = containerRef.value
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if (!container || isAnimating.value) return
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isAnimating.value = true
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animatingToPage.value = toPage
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const startTop = container.scrollTop
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const targetTop = toPage * PAGE_HEIGHT
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const distance = targetTop - startTop
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const startTime = performance.now()
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/** easeInOutQuart 缓动函数 - 更平滑 */
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const easeInOutQuart = (t: number): number => {
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return t < 0.5 ? 8 * t * t * t * t : 1 - Math.pow(-2 * t + 2, 4) / 2
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}
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const animateScroll = (currentTime: number): void => {
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const elapsed = currentTime - startTime
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const progress = Math.min(elapsed / SCROLL_DURATION, 1)
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const easeProgress = easeInOutQuart(progress)
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container.scrollTop = startTop + distance * easeProgress
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if (progress < 1) {
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requestAnimationFrame(animateScroll)
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} else {
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isAnimating.value = false
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currentPage.value = toPage
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}
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}
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requestAnimationFrame(animateScroll)
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}
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/** 滚动到指定页 */
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const scrollToPage = (page: number): void => {
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const targetPage = Math.max(0, Math.min(page, TOTAL_PAGES - 1))
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if (targetPage !== currentPage.value && !isAnimating.value) {
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smoothScrollTo(targetPage)
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}
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}
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/** 滚动到下一页 */
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const scrollToNextPage = (): void => {
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scrollToPage(currentPage.value + 1)
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}
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/** 滚动到上一页 */
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const scrollToPrevPage = (): void => {
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scrollToPage(currentPage.value - 1)
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}
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/** 回到顶部 */
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const scrollToTop = (): void => {
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scrollToPage(0)
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}
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/** 处理鼠标滚轮事件 */
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const handleWheel = (event: WheelEvent): void => {
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event.preventDefault()
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if (isAnimating.value) return
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if (event.deltaY > 0) {
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scrollToNextPage()
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} else if (event.deltaY < 0) {
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scrollToPrevPage()
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}
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}
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onMounted(() => {
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containerRef.value?.addEventListener('wheel', handleWheel, { passive: false })
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})
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onUnmounted(() => {
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containerRef.value?.removeEventListener('wheel', handleWheel)
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})
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</script>
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<template>
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<div ref="containerRef" class="w-full h-full overflow-auto">
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<div class="relative min-h-full overflow-hidden">
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<!-- 关闭 -->
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<ImgButton
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class="absolute right-0 top-0 z-50"
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:image="IMAGE_PATHS.COMPONENTS.BACK"
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@click="handleClose"
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/>
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<!-- 实战操作台 -->
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<div
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class="w-full h-[1080px] bg-cover bg-no-repeat relative"
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:style="{ backgroundImage: getBackgroundImage('film/practice/实战操作台首页- 电影感') }"
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>
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<ImgButton
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class="absolute left-40 bottom-28 z-10"
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image="vlog/practice/查看任务要求"
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@click="scrollToNextPage"
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/>
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<!-- img -->
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<img
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class="absolute right-0"
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draggable="false"
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:src="getStaticImage('vlog/practice/背景1')"
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alt=""
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/>
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</div>
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<!-- 任务要求 -->
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<div
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class="w-full h-[1080px] bg-cover bg-no-repeat relative overflow-hidden"
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:style="{ backgroundImage: getBackgroundImage('vlog/practice/背景2') }"
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>
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<ImgButton
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class="absolute right-20 bottom-0 z-99"
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image="vlog/practice/我的创作笔记"
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path="/film/practice/my-notes"
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/>
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<div class="task-panel w-[757px] h-full ml-10 overflow-y-auto" @wheel.stop>
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<img :src="getStaticImage('film/practice/滑动任务面板-电影感')" alt="" />
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</div>
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<img
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class="absolute right-0 bottom-0 pointer-events-none"
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:src="getStaticImage('vlog/practice/摄像机')"
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alt=""
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/>
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<!-- 站着的人物 - 第二页固定在此（不在回滚动画中） -->
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<Transition name="fade">
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<img
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v-show="currentPage === 1 && !isScrollingBackToFirst"
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class="absolute right-8 bottom-0 max-h-[90%] pointer-events-none"
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draggable="false"
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:src="getStaticImage('vlog/practice/摄像机-人')"
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alt=""
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/>
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</Transition>
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</div>
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<!-- 他人实战作品 -->
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<div
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class="w-full h-[1080px] bg-cover bg-no-repeat pt-44 px-16"
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:style="{ backgroundImage: getBackgroundImage('vlog/practice/他人实战作品') }"
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>
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<!-- 作品列表 -->
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<div class="w-full overflow-hidden">
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<div
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class="flex gap-6 transition-transform duration-500"
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:style="{ transform: `translateX(-${worksScrollIndex * 509}px)` }"
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>
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<div
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v-for="work in worksList"
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:key="work.id"
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class="w-[503px] h-[722px] flex-shrink-0 rounded-[40px] overflow-hidden bg-[#FFF8F0] py-8 px-6"
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>
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<!-- 作品图片 -->
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<div class="w-full h-[280px] rounded-2xl overflow-hidden">
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<img class="w-full h-full object-cover" :src="work.image" :alt="work.title" />
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</div>
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<!-- 作品信息 -->
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<div class="flex flex-col items-center pt-8 space-y-4">
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<h3 class="text-5xl font-bold text-gray-800 mb-2">{{ work.title }}</h3>
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<!-- 星星评分 -->
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<StarRating :score="work.stars" size="lg" readonly />
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<!-- 简介 -->
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<p class="h-[110px] text-2xl text-gray-600 mb-3 line-clamp-3 leading-relaxed">
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{{ work.description }}
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</p>
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<!-- 查看按钮 -->
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<ImgButton
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image="vlog/practice/查看"
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:path="`/film/practice/video/${encodeURIComponent(work.path)}`"
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/>
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</div>
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</div>
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</div>
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</div>
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<!-- 指示按钮 -->
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<div class="absolute bottom-5 left-1/2 -translate-x-1/2 flex gap-16">
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<img
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class="cursor-pointer hover:scale-110 transition-transform"
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:class="{ 'opacity-50 cursor-not-allowed': worksScrollIndex === 0 }"
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:src="getStaticImage('vlog/practice/滑动左')"
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alt="向左"
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@click="scrollWorksLeft"
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/>
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<img
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class="cursor-pointer hover:scale-110 transition-transform rotate-180"
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:class="{ 'opacity-50 cursor-not-allowed': worksScrollIndex >= worksList.length - 3 }"
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:src="getStaticImage('vlog/practice/滑动左')"
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alt="向右"
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@click="scrollWorksRight"
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/>
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</div>
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</div>
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</div>
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<!-- 下滑按钮 - 最后一页隐藏 -->
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<ImgButton
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v-show="!isLastPage"
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class="absolute bottom-0 left-1/2 -translate-x-1/2"
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:image="'vlog/practice/下滑'"
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@click="scrollToNextPage"
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/>
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<!-- 回到顶部按钮 - 最后一页显示 -->
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<img
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v-show="isLastPage"
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class="absolute bottom-10 right-10 cursor-pointer transition-all duration-300 hover:scale-105"
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:src="BackToTopIcon"
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@click="scrollToTop"
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/>
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<!-- 跨页人物动画 -->
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<div v-show="showSittingPerson || isScrollingBackToFirst" class="character-container">
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<!-- 坐着的人物 - 第一页 -->
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<Transition name="fade">
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<img
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v-show="showSittingPerson"
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class="character-img right-20 bottom-10"
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draggable="false"
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:src="getStaticImage('vlog/practice/背景1-人')"
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alt=""
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/>
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</Transition>
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<!-- 站着的人物 - 回滚动画中 -->
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<Transition name="fade">
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<img
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v-show="isScrollingBackToFirst"
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class="character-img right-8 bottom-0"
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draggable="false"
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:src="getStaticImage('vlog/practice/摄像机-人')"
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alt=""
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/>
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</Transition>
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</div>
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</div>
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</template>
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<style scoped>
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/* 隐藏滚动条但保持可滚动 - 兼容主流浏览器 */
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.task-panel {
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scrollbar-width: none; /* Firefox */
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-ms-overflow-style: none; /* IE/Edge */
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}
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.task-panel::-webkit-scrollbar {
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display: none; /* Chrome/Safari/Opera */
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}
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/* 第一页人物动画容器 */
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.character-container {
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position: fixed;
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right: 0;
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top: 0;
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width: 100%;
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height: 100%;
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pointer-events: none;
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z-index: 20;
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}
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.character-img {
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position: absolute;
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max-height: 90%;
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}
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/* 淡入淡出动画 */
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.fade-enter-active,
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.fade-leave-active {
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transition: opacity 1s ease;
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}
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.fade-enter-from,
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.fade-leave-to {
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opacity: 0;
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}
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</style>
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