HistorySearchTable.vue
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<template>
<div style="width: 100%;height: 100%;">
<el-table
v-if="tableData.length > 0"
ref="singleTable"
:data="tableData"
:header-cell-style="{ textAlign: 'center' ,height:'100%',lineHeight:'100%' }"
border
height="calc(100% - 100px)"
highlight-current-row
@current-change="handleCurrentChange"
style="width: 100%;text-align: center">
<el-table-column
type="index"
fixed
align="center"
width="100"
label="序号">
</el-table-column>
<el-table-column
property="name"
align="center"
label="名称">
</el-table-column>
<el-table-column
property="deviceId"
align="center"
label="设备">
</el-table-column>
<el-table-column
property="channelName"
align="center"
label="通道名称">
</el-table-column>
<el-table-column
align="center"
label="日期">
<template slot-scope="scope">
{{`${scope.row.startTime}-${scope.row.endTime}`}}
</template>
</el-table-column>
<el-table-column
property="status"
align="center"
label="状态">
<template slot-scope="scope">
<span v-if="scope.row.status===null ||scope.row.status === '0'"><el-tag>未上传</el-tag></span>
<span v-if="scope.row.status==='2'"><el-tag type="info">上传中</el-tag></span>
<span v-if="scope.row.status==='3'"><el-tag type="success">已上传</el-tag></span>
</template>
</el-table-column>
<el-table-column
fixed="right"
align="center"
label="操作">
<template slot-scope="scope">
<el-button icon="el-icon-video-play" size="small" style="border: none" @click="playHistoryVideo(scope.row)"></el-button>
<el-button v-if="scope.row.status === '0'" icon="el-icon-upload" size="small" style="border: none" @click="uploadHistoryVideo(scope.row)"></el-button>
<el-button v-if="scope.row.status === '3'"
icon="el-icon-download"
:disabled="scope.row.disabled"
size="small" style="border: none"
@click="downloadHistoryVideo(scope.row)">
{{ scope.row.disabled ? `${scope.row.countdown}s` : '' }}
</el-button>
</template>
</el-table-column>
</el-table>
<el-empty v-else style="width: 100%;height: 100%"></el-empty>
</div>
</template>
<script>
//这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）,
//例如：import 《组件名称》 from '《组件路径》,
export default {
//import引入的组件需要注入到对象中才能使用"
name: "historySearchTable",
components: {},
props: {
tableData: {
type: Array,
default: []
}
},
data() {
//这里存放数据"
return {
currentRow: null,
historyTimer: null,
countdown: 10, // 假设倒计时为10秒
disabled: false
};
},
//计算属性 类似于data概念",
computed: {},
//监控data中的数据变化",
watch: {},
//方法集合",
methods: {
/**
* 选中行
* @param val
*/
handleCurrentChange(val) {
this.currentRow = val;
},
setCurrent(row) {
this.$refs.singleTable.setCurrentRow(row);
},
/**
* 播放历史视频
* @param row
*/
playHistoryVideo(row){
this.$emit("playHistoryVideo", row);
},
/**
* 上传历史视频
* @param row
*/
uploadHistoryVideo(row){
this.$emit('uploadHistoryVideo', row);
},
/**
* 下载历史视频
* @param row
*/
downloadHistoryVideo(data){
if (data.disabled) return;
if (data.historyTimer){
this.$message.warning("点击太频繁,请稍后重试")
return;
}
data.disabled = true;
data.countdown = 10; // 重置倒计时
data.isCountingDown = true;
const timer = setInterval(() => {
if (data.countdown > 0) {
data.countdown--;
} else {
clearInterval(timer);
data.disabled = false;
data.countdown = 10; // 重置倒计时
data.isCountingDown = false;
}
}, 1000);
data.historyTimer = timer; // 保存计时器引用
/**
* 下载历史视频
*/
this.$axios({
url: `/api/jt1078/query/history/download/${data.name}`, // 请求URL
method: 'GET', // 将FTP文件路径作为参数传递
responseType: 'blob', // 告知axios以二进制数据流的形式处理响应
}).then((response) => {
const blob = new Blob([response.data], { type: 'application/octet-stream' });
const link = document.createElement('a');
link.href = window.URL.createObjectURL(blob);
link.download = data.name + ".mp4"; // 设置下载文件名
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
clearInterval(timer);
data.disabled = false;
data.countdown = 10; // 重置倒计时
data.isCountingDown = false;
data.historyTimer = null;
this.$message.success(`${link.download} 下载成功`);
}).catch(error => {
clearInterval(timer);
data.disabled = false;
data.countdown = 10; // 重置倒计时
data.isCountingDown = false;
data.historyTimer = null;
this.$message.error(`${data.name} 下载失败`);
console.error("下载失败", error);
});
}
},
//生命周期 - 创建完成（可以访问当前this实例）",
created() {
},
//生命周期 - 挂载完成（可以访问DOM元素）",
mounted() {
},
beforeCreate() {
}, //生命周期 - 创建之前",
beforeMount() {
}, //生命周期 - 挂载之前",
beforeUpdate() {
}, //生命周期 - 更新之前",
updated() {
}, //生命周期 - 更新之后",
beforeDestroy() {
clearInterval(this.historyTimer)
}, //生命周期 - 销毁之前",
destroyed() {
}, //生命周期 - 销毁完成",
activated() {
} //如果页面有keep-alive缓存功能，这个函数会触发",
};
</script>
<style scoped>
</style>