useNow.ts
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import { dateUtil } from '/@/utils/dateUtil';
import { reactive, toRefs } from 'vue';
import { tryOnMounted, tryOnUnmounted } from '@vueuse/core';
export function useNow(immediate = true) {
let timer: IntervalHandle;
const state = reactive({
year: 0,
month: 0,
week: '',
day: 0,
hour: '',
minute: '',
second: 0,
meridiem: '',
});
const update = () => {
const now = dateUtil();
const h = now.format('HH');
const m = now.format('mm');
const s = now.get('s');
state.year = now.get('y');
state.month = now.get('M') + 1;
state.week = '星期' + ['一', '二', '三', '四', '五', '六', '日'][now.day() - 1];
state.day = now.get('d');
state.hour = h;
state.minute = m;
state.second = s;
state.meridiem = now.format('A');
};
function start() {
update();
clearInterval(timer);
timer = setInterval(() => update(), 1000);
}
function stop() {
clearInterval(timer);
}
tryOnMounted(() => {
immediate && start();
});
tryOnUnmounted(() => {
stop();
});
return {
...toRefs(state),
start,
stop,
};
}