57 lines
1.2 KiB
Vue
57 lines
1.2 KiB
Vue
<script setup>
|
|
import { ref, onMounted, onBeforeUnmount } from "vue";
|
|
import { getDeviceBatteryAPI } from "@/apis";
|
|
|
|
const power = ref(0);
|
|
const timer = ref(null);
|
|
let disposed = false;
|
|
let requestInFlight = false;
|
|
|
|
const refreshPower = async () => {
|
|
if (disposed || requestInFlight) return;
|
|
requestInFlight = true;
|
|
try {
|
|
const data = await getDeviceBatteryAPI();
|
|
if (!disposed) power.value = data.battery;
|
|
} catch (_) {
|
|
// 电量轮询失败时等待下一轮，避免产生未处理的 Promise 拒绝。
|
|
} finally {
|
|
requestInFlight = false;
|
|
}
|
|
};
|
|
|
|
onMounted(async () => {
|
|
await refreshPower();
|
|
if (disposed) return;
|
|
timer.value = setInterval(() => {
|
|
void refreshPower();
|
|
}, 1000 * 10);
|
|
});
|
|
|
|
onBeforeUnmount(() => {
|
|
disposed = true;
|
|
clearInterval(timer.value);
|
|
timer.value = null;
|
|
});
|
|
</script>
|
|
|
|
<template>
|
|
<view class="container">
|
|
<image src="../static/b-power.png" mode="widthFix" />
|
|
<view>电量{{ power || 1 }}%</view>
|
|
</view>
|
|
</template>
|
|
|
|
<style scoped>
|
|
.container {
|
|
display: flex;
|
|
align-items: center;
|
|
color: #ffffffa8;
|
|
font-size: 13px;
|
|
}
|
|
.container > image {
|
|
width: 20px;
|
|
margin-right: 5px;
|
|
}
|
|
</style>
|