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frost-navigation/src/components/tools/ConvertTimestamp.vue

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<template>
<div class="tool-page">
<div class="ctrl">
<div class="title">控制</div>
<div class="content">
<!-- 转换模式 -->
<div class="item">
<span class="label">转换模式</span>
<el-select v-model="mode" size="medium">
<el-option
v-for="item in modes"
:key="item.name"
:label="item.label"
:value="item.name"
></el-option>
</el-select>
</div>
<!-- 时间戳类型 -->
<div class="item">
<span class="label">时间戳类型</span>
<el-select v-model="tsType" size="medium">
<el-option
v-for="item in tsTypes"
:key="item.name"
:label="item.label"
:value="item.name"
></el-option>
</el-select>
</div>
<!-- 操作 -->
<div class="item">
<span class="label">操作</span>
<el-button
:type="update ? 'success' : 'warning'"
size="small"
plain
@click="toggleUpdate()"
>状态{{ update ? '自动更新' : '暂停更新' }}</el-button>
<el-button
type="primary"
size="small"
plain
@click="convert()"
>转换</el-button>
<el-button
type="danger"
size="small"
plain
@click="clear()"
>清空</el-button>
</div>
</div>
</div>
<div class="current">
<div class="title">当前</div>
<div class="content">
<div class="item">
<span class="label">时间</span>
<el-input
v-model="current.t"
size="medium"
readonly
></el-input>
</div>
<div class="item">
<span class="label">时间戳</span>
<el-input
v-model="current.ts"
size="medium"
readonly
></el-input>
</div>
</div>
</div>
<div class="inputs">
<div class="title">输入</div>
<div class="content">
<div class="notice">
<p>注意</p>
<p>本地时间 -> 时间戳的模式中若省略时间将会加上本地时区与零时区的时差后计算</p>
<p>例如北京时间UTC+8 08:00 计算东京时间UTC+9 09:00 计算</p>
</div>
<el-input
v-model="textInputs"
:placeholder="placeholder"
size="medium"
></el-input>
</div>
</div>
<div class="outputs">
<div class="title">结果</div>
<div class="content">
<el-input
v-model="textOutputs"
size="medium"
></el-input>
</div>
</div>
</div>
</template>
<script>
export default {
name: 'ConvertTimestamp',
data() {
return {
// 转换模式
mode: 't-to-ts',
modes: [
{ name: 't-to-ts', label: '本地时间 -> 时间戳' },
{ name: 'ts-to-t', label: '时间戳 -> 本地时间' },
],
// 定时器
timer: null,
// 是否更新当前时间
update: true,
// 时间戳类型
tsType: 'ms',
tsTypes: [
{ name: 'ms', label: '毫秒' },
{ name: 's', label: '秒' },
],
// 当前时间
current: {
t: '',
ts: '',
},
// 输入
textInputs: '',
// 输出
textOutputs: '',
}
},
computed: {
// 输入占位文本
placeholder() {
const mode = this.mode;
const type = this.tsType;
if (mode === 't-to-ts') {
return '参考格式:年-月-日 时:分:秒';
} else if (mode === 'ts-to-t') {
if (type === 's') {
return '参考范例1577808000';
} else if (type === 'ms') {
return '参考范例1577808000000';
}
}
return '';
},
},
created () {
this.init();
},
beforeDestroy () {
clearInterval(this.timer);
},
methods: {
/**
* 初始化
*/
init() {
this.timer = setInterval(() => {
if (this.update) {
this.current.t = this.tsToTime();
this.current.ts = this.timeToTs();
}
}, 1000);
},
/**
* 清空
*/
clear() {
this.textInputs = '';
this.textOutputs = '';
},
/**
* 转换
*/
convert() {
const mode = this.mode;
if (mode === 't-to-ts') {
this.textOutputs = this.timeToTs(this.textInputs);
} else if (mode === 'ts-to-t') {
this.textOutputs = this.tsToTime(this.textInputs);
}
},
/**
* 时间 -> 时间戳
*
* @param {string} [timeStr] 时间字符串(年-月-日 时:分:秒)
* @returns {string} 转换结果
*/
timeToTs(timeStr) {
const date = (timeStr ? new Date(timeStr) : new Date());
if (date.toString() === 'Invalid Date') {
return '格式错误';
}
const result = date.getTime();
if (this.tsType === 'ms') {
// 毫秒
return result;
} else {
// 秒
return (result / 1000).toFixed(0);
}
},
/**
* 时间戳 -> 时间
*
* @param {(number|string)} [ts] 时间戳
* @returns {string} 转换结果(年-月-日 时:分:秒)
*/
tsToTime(ts = null) {
if (ts === '') {
ts = null;
}
// 是否有参数
const tsParam = (ts !== null);
// 时间戳是秒
if (tsParam && this.tsType === 's') {
ts += '000';
}
// 转为数值
const timestamp = parseInt(ts);
if (tsParam && isNaN(timestamp)) {
return '格式错误';
}
const date = (tsParam ? new Date(timestamp) : new Date());
const t = {
y: date.getFullYear(),
m: date.getMonth() + 1,
d: date.getDate(),
h: date.getHours(),
i: date.getMinutes(),
s: date.getSeconds(),
};
// 补零
for (let key in t) {
(t[key] < 10) && (t[key] = ('0' + t[key]));
}
return `${t.y}-${t.m}-${t.d} ${t.h}:${t.i}:${t.s}`;
},
/**
* 切换自动更新
*/
toggleUpdate() {
this.update = !this.update;
},
},
}
</script>
<style lang="less" scoped>
.ctrl, .current {
.content {
display: flex;
flex-wrap: wrap;
}
.item {
margin: 0.5rem 0.5rem;
}
.label {
display: inline-block;
margin-right: 0.5em;
}
}
.ctrl {
.el-select {
width: 12em;
}
}
.current {
.el-input {
width: 20em;
}
.label {
width: 3.5em;
text-align: right;
}
}
.inputs, .outputs {
.el-input {
max-width: 25em;
}
}
.notice {
margin-bottom: 1em;
}
</style>