<template>
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<div class="camera-page">
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<div class="scroll-wrapper">
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<el-button class="arrow left" @click="scrollLeftManual" :disabled="canScrollLeft" circle>
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<el-icon><ArrowLeft /></el-icon>
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</el-button>
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<div class="scroll-viewport" ref="viewportRef" @mouseenter="pauseAuto" @mouseleave="resumeAuto">
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<div class="scroll-track" :style="{ transform: `translateX(${-scrollPos}px)` }">
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<div v-for="dev in deviceList" :key="dev.id" class="player-card">
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<ezuikit-player
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v-if="ysToken"
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:key="'p_' + dev.id + '_' + ysToken + '_' + playerRemountKey"
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:container-id="'player_' + dev.id + '_' + playerRemountKey"
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:access-token="ysToken"
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:url="`ezopen://open.ys7.com/${dev.iotCode || dev.code}/1.hd.live`"
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:pause-after-first-frame="true"
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/>
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</div>
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</div>
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</div>
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<el-button class="arrow right" @click="scrollRightManual" :disabled="canScrollRight" circle>
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<el-icon><ArrowRight /></el-icon>
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</el-button>
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</div>
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</div>
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</template>
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<script lang="ts" setup>
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defineOptions({
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name: 'camera-monitor',
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});
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import { ref, computed, onMounted, onUnmounted } from 'vue';
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import { useCool } from '/@/cool';
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import { ArrowLeft, ArrowRight } from '@element-plus/icons-vue';
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import EzuikitPlayer from '../../ezuikit/components/ezuikit-player.vue';
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const { service } = useCool();
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const deviceList = ref<any[]>([]);
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const ysToken = ref('');
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const loading = ref(false);
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const scrollPos = ref(0);
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const viewportRef = ref<HTMLElement | null>(null);
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/** 全屏切换后递增，强制重建萤石播放器 */
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const playerRemountKey = ref(0);
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function onScreenFullscreenChange() {
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playerRemountKey.value += 1;
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}
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// 自动滚动控制
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const AUTO_INTERVAL = 3000; // 每次滚动间隔(ms)
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const autoPlay = ref(true); // 是否自动滚动
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let autoTimer: ReturnType<typeof setInterval> | null = null;
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// 每次滚动的距离
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const scrollStep = computed(() => {
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const cardWidth = 300; // 与 player-card 宽度一致
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const gap = 12;
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return cardWidth + gap;
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});
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// 可滚动的最大距离
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const maxScroll = computed(() => {
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if (!viewportRef.value) return 0;
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const viewportWidth = viewportRef.value.clientWidth;
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const trackWidth = deviceList.value.length * scrollStep.value;
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return Math.max(0, trackWidth - viewportWidth);
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});
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// 是否可以向左/向右滚动（手动箭头用）
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const canScrollLeft = computed(() => scrollPos.value <= 0);
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const canScrollRight = computed(() => scrollPos.value >= maxScroll.value - 2);
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// 自动滚动方向: 1 向右, -1 向左
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const direction = ref(1);
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function scrollLeft() {
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scrollPos.value = Math.max(0, scrollPos.value - scrollStep.value);
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}
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function scrollRight() {
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const max = maxScroll.value;
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if (scrollPos.value + scrollStep.value >= max) {
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scrollPos.value = max;
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} else {
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scrollPos.value += scrollStep.value;
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}
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}
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// 执行一步自动滚动（到边界自动换向，回到起点循环）
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function autoTick() {
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if (deviceList.value.length === 0) return;
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if (maxScroll.value <= 0) return; // 一屏装下全部，不滚动
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scrollPos.value += scrollStep.value * direction.value;
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if (scrollPos.value >= maxScroll.value) {
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scrollPos.value = maxScroll.value;
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direction.value = -1; // 到最右，回头向左
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} else if (scrollPos.value <= 0) {
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scrollPos.value = 0;
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direction.value = 1; // 回到起点，循环向右
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pauseAuto(); // 回到起点停一下（可选，见下方 startAuto）
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startAuto(); // 立即开始新一轮
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}
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}
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function startAuto() {
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stopAuto();
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if (!autoPlay.value) return;
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autoTimer = setInterval(autoTick, AUTO_INTERVAL);
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}
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function stopAuto() {
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if (autoTimer) {
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clearInterval(autoTimer);
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autoTimer = null;
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}
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}
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// 鼠标悬停暂停，移开继续
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function pauseAuto() {
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stopAuto();
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}
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function resumeAuto() {
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startAuto();
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}
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// 手动点击箭头：重置自动滚动定时器，避免与自动节奏冲突
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function scrollLeftManual() {
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scrollLeft();
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startAuto();
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}
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function scrollRightManual() {
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scrollRight();
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startAuto();
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}
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async function fetchYsToken() {
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if (ysToken.value) return;
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try {
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const res = await service.base.sys.param.stringbykey({ key: 'ys7.accessToken' });
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ysToken.value = res as string;
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} catch (e: any) {
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console.error('萤石 Token 获取失败', e?.response?.data?.message || e.message);
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}
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}
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async function fetchDevices() {
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loading.value = true;
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try {
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const res = await service.basicdata.iot.getCameras();
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deviceList.value = (res || []) as any[];
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scrollPos.value = 0;
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direction.value = 1;
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// 数据加载完再启动自动滚动
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startAuto();
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} catch (e: any) {
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console.error('获取摄像头列表失败', e?.response?.data?.message || e.message);
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deviceList.value = [];
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} finally {
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loading.value = false;
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}
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}
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async function refreshDevices() {
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stopAuto();
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await fetchDevices();
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}
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function handleKeydown(e: KeyboardEvent) {
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if (e.key === 'ArrowLeft') { scrollLeftManual(); }
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if (e.key === 'ArrowRight') { scrollRightManual(); }
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}
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onMounted(async () => {
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window.addEventListener('keydown', handleKeydown);
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window.addEventListener('report-screen-fullscreen-change', onScreenFullscreenChange);
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await fetchYsToken();
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await fetchDevices(); // 内部会在数据就绪后 startAuto
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});
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onUnmounted(() => {
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stopAuto();
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window.removeEventListener('keydown', handleKeydown);
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window.removeEventListener('report-screen-fullscreen-change', onScreenFullscreenChange);
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});
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</script>
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<style lang="scss" scoped>
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.camera-page {
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height: 100%;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 16px;
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}
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.scroll-wrapper {
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position: relative;
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display: flex;
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align-items: center;
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width: 100%;
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/* 移除 max-width 限制，让容器占满可用宽度 */
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}
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.scroll-viewport {
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overflow: hidden;
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flex: 1;
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margin: 0 42px;
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}
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.scroll-track {
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display: flex;
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gap: 12px;
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transition: transform 0.35s ease;
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}
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.player-card {
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flex-shrink: 0;
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width: 300px;
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height: 360px;
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border-radius: 8px;
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overflow: hidden;
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background: #000;
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}
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.arrow {
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flex-shrink: 0;
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z-index: 10;
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background: #00ff00 !important;
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border-color: #00ff00 !important;
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color: #000 !important;
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font-size: 18px;
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width: 32px;
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height: 96px; /* 加高箭头，更易点击 */
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border-radius: 4px !important;
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}
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.arrow:hover {
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background: #33ff33 !important;
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border-color: #33ff33 !important;
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}
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.arrow:active {
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background: #00cc00 !important;
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border-color: #00cc00 !important;
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}
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.el-button.is-disabled {
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opacity: 0.25;
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background: #555 !important;
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border-color: #555 !important;
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color: #888 !important;
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}
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</style>
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