353 lines
8.9 KiB
Plaintext
353 lines
8.9 KiB
Plaintext
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<template>
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<view class="playback-container">
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<text class="header">查看回放</text>
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<!-- 视频播放容器 -->
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<view class="video-wrapper">
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<!-- #ifdef APP-PLUS -->
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<ry-ipc-video
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ref="ipcVideo"
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class="ipc-video"
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:uid="deviceUid"
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:channel="currentChannel"
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:isNvr="isNvr"
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@onStatus="onVideoStatusChange">
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</ry-ipc-video>
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<!-- #endif -->
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<!-- 非App端提示 -->
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<!-- #ifndef APP-PLUS -->
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<view class="not-support-tips">
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<text class="not-support-tips-text">当前环境不支持查看回放，请使用App</text>
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</view>
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<!-- #endif -->
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</view>
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<view class="status-text-wrap" v-if="statusMsg">
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<text class="status-text">状态：{{ statusMsg }}</text>
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</view>
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<!-- 时间和设备选择面板 -->
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<view class="settings-panel">
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<!-- 设备类型选择 -->
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<view class="setting-row">
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<text class="setting-label">设备类型:</text>
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<view class="options-group">
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<text class="option-btn" :class="!isNvr ? 'active-btn' : ''" @click="changeNvr(false)">单体(IPC)</text>
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<text class="option-btn" :class="isNvr ? 'active-btn' : ''" @click="changeNvr(true)">主机(NVR)</text>
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</view>
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</view>
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<!-- 日期选择 -->
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<view class="setting-row date-control-row">
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<text class="btn-date" @click="prevDay">前一天</text>
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<text class="current-date">{{ playDate }}</text>
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<text class="btn-date" @click="nextDay">后一天</text>
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</view>
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<!-- 时间选择 -->
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<view class="setting-row">
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<text class="setting-label">回放时间:</text>
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<picker mode="time" :value="playTime" @change="onTimeChange" class="picker">
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<text class="picker-text">{{ playTime || '请选择时间' }}</text>
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</picker>
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</view>
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</view>
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<view class="controls">
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<button class="btn btn-primary" @click="startPlayback"><text class="btn-text">开始回放</text></button>
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<button class="btn btn-warn" @click="stopPlayback"><text class="btn-text">停止回放</text></button>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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deviceUid: 'HLTY036190SYNSK',
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currentChannel: 0,
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isNvr: true,
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playDate: '',
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playTime: '',
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statusMsg: '等待操作',
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isPlaying: false
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}
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},
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onLoad(options) {
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if (options && options.uid) {
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this.deviceUid = 'HLTY036190SYNSK';
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}
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if (options && typeof options.isNvr !== 'undefined') {
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this.isNvr = options.isNvr === 'true';
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}
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if (options && options.channel) {
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this.currentChannel = parseInt(options.channel);
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}
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// 初始化默认时间为当前时间
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const now = new Date();
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const year = now.getFullYear();
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const month = String(now.getMonth() + 1).padStart(2, '0');
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const day = String(now.getDate()).padStart(2, '0');
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const hours = String(now.getHours()).padStart(2, '0');
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const minutes = String(now.getMinutes()).padStart(2, '0');
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this.playDate = `${year}-${month}-${day}`;
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this.playTime = `${hours}:${minutes}`;
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},
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onUnload() {
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// 页面卸载时必须停止回放，释放资源！防止占用通道
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this.stopPlayback();
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},
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onHide() {
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// 页面隐藏（比如切到后台）时，也停止回放释放通道
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this.stopPlayback();
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},
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methods: {
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changeNvr(isNvrFlag) {
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if (this.isNvr === isNvrFlag) return;
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this.isNvr = isNvrFlag;
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if (this.isPlaying) {
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this.stopPlayback();
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setTimeout(() => { this.startPlayback(); }, 1000);
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}
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},
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prevDay() {
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// 解决部分环境解析 YYYY-MM-DD 报错，替换为 YYYY/MM/DD
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let d = new Date(this.playDate.replace(/-/g, '/'));
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d.setDate(d.getDate() - 1);
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this.updateDateStr(d);
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},
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nextDay() {
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let d = new Date(this.playDate.replace(/-/g, '/'));
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d.setDate(d.getDate() + 1);
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this.updateDateStr(d);
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},
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updateDateStr(d) {
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const year = d.getFullYear();
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const month = String(d.getMonth() + 1).padStart(2, '0');
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const day = String(d.getDate()).padStart(2, '0');
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this.playDate = `${year}-${month}-${day}`;
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// 如果正在播放，日期改变后重新拉取当天的录像
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if (this.isPlaying) {
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this.stopPlayback();
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setTimeout(() => { this.startPlayback(); }, 500);
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}
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},
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onTimeChange(e) {
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this.playTime = e.detail.value;
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// 时间改变后，如果正在播放则重新拉流
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if (this.isPlaying) {
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this.stopPlayback();
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setTimeout(() => { this.startPlayback(); }, 500);
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}
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},
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startPlayback() {
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// #ifdef APP-PLUS
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if (!this.playDate || !this.playTime) {
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uni.showToast({ title: '请先选择回放时间', icon: 'none' });
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return;
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}
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if (this.$refs.ipcVideo) {
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this.statusMsg = '正在请求回放...';
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const timeStr = `${this.playDate} ${this.playTime}:00`;
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// 转换为 Unix 时间戳 (秒)，并确保是纯整数，防止 fastjson 强转 int 报错
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// replace(/-/g, '/') 是为了兼容 iOS 等环境的时间解析
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const timeUTC = Math.floor(new Date(timeStr.replace(/-/g, '/')).getTime() / 1000);
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console.log('请求回放时间字符串：', timeStr, ' 时间戳(秒)：', timeUTC);
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// 在请求回放前，先调用停止播放，避免直播通道占用带宽
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if (typeof this.$refs.ipcVideo.stop === 'function') {
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this.$refs.ipcVideo.stop();
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}
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if (typeof this.$refs.ipcVideo.startPlayback === 'function') {
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// 传递一个对象，包含严格为整型的 timeUTC 参数
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this.$refs.ipcVideo.startPlayback({ timeUTC: timeUTC });
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this.isPlaying = true;
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} else {
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// 容错：如果你原生还没写回放方法，这里给个提示
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console.error('原生插件没有找到 startPlayback 方法');
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uni.showToast({ title: '原生插件缺少回放方法', icon: 'none' });
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}
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} else {
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uni.showToast({ title: '插件未加载成功', icon: 'none' });
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}
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// #endif
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// #ifndef APP-PLUS
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uni.showToast({ title: '仅App端支持', icon: 'none' });
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// #endif
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},
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stopPlayback() {
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// #ifdef APP-PLUS
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if (this.$refs.ipcVideo) {
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if (typeof this.$refs.ipcVideo.stop === 'function') {
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this.$refs.ipcVideo.stop();
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}
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this.statusMsg = '已发送停止指令';
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this.isPlaying = false;
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}
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// #endif
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},
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onVideoStatusChange(e) {
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try {
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if (e && e.detail) {
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const status = e.detail.status;
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const msg = e.detail.msg;
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if (msg) {
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this.statusMsg = msg;
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}
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if (status === 'error' && msg && msg.indexOf('原生启动崩溃') !== -1) {
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uni.showModal({ title: '原生插件崩溃', content: msg, showCancel: false });
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this.isPlaying = false;
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return;
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}
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if (status === 'error') {
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uni.showToast({ title: msg ? msg : '回放失败', icon: 'none' });
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this.isPlaying = false;
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} else if (status === 'playing') {
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this.isPlaying = true;
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}
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}
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} catch (err) {
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console.error("回调解析异常:", err);
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}
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}
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}
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}
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</script>
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<style>
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/* nvue 样式 */
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.playback-container {
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flex: 1;
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flex-direction: column;
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background-color: #f5f5f5;
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}
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.header {
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font-size: 32rpx;
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font-weight: bold;
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text-align: center;
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padding: 20rpx;
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background-color: #ffffff;
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}
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.video-wrapper {
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width: 750rpx;
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height: 450rpx;
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background-color: #000000;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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}
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.ipc-video {
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width: 750rpx;
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height: 450rpx;
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}
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.not-support-tips {
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align-items: center;
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justify-content: center;
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}
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.not-support-tips-text {
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color: #ffffff;
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font-size: 28rpx;
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}
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.status-text-wrap {
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align-items: center;
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margin-top: 20rpx;
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}
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.status-text {
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text-align: center;
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font-size: 26rpx;
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color: #666666;
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}
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.settings-panel {
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padding: 20rpx;
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margin-top: 20rpx;
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background-color: #ffffff;
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}
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.setting-row {
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flex-direction: row;
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align-items: center;
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margin-bottom: 20rpx;
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}
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.setting-label {
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font-size: 28rpx;
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color: #333333;
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width: 140rpx;
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}
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.options-group {
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flex-direction: row;
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flex: 1;
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}
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.option-btn {
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padding: 10rpx 20rpx;
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font-size: 26rpx;
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color: #666666;
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background-color: #f0f0f0;
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border-radius: 8rpx;
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margin-right: 20rpx;
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}
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.active-btn {
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color: #ffffff;
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background-color: #007aff;
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}
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.date-control-row {
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justify-content: space-between;
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padding: 10rpx 0;
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}
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.btn-date {
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font-size: 28rpx;
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color: #007aff;
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padding: 10rpx 20rpx;
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background-color: #f0f8ff;
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border-radius: 8rpx;
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}
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.current-date {
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font-size: 32rpx;
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font-weight: bold;
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color: #333333;
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}
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.picker {
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flex: 1;
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height: 60rpx;
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justify-content: center;
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background-color: #f0f0f0;
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padding-left: 20rpx;
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border-radius: 8rpx;
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}
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.picker-text {
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font-size: 28rpx;
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color: #333333;
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}
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.controls {
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flex-direction: row;
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justify-content: space-around;
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padding-top: 40rpx;
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padding-bottom: 40rpx;
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}
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.btn {
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width: 300rpx;
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height: 80rpx;
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border-radius: 10rpx;
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align-items: center;
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justify-content: center;
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}
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.btn-primary {
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background-color: #007aff;
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}
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.btn-warn {
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background-color: #e64340;
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}
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.btn-text {
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color: #ffffff;
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font-size: 30rpx;
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}
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</style>
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