39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
// Rules: start and end in 24h format, interval in minutes
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export const scheduleRules = [
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{ start: "0:00", end: "3:00", interval: 180 },
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{ start: "3:00", end: "4:00", interval: 60 },
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{ start: "5:00", end: "6:00", interval: 30 },
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{ start: "6:00", end: "7:30", interval: 15 },
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{ start: "7:30", end: "16:00", interval: 5 },
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{ start: "16:00", end: "19:00", interval: 60 },
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{ start: "19:00", end: "0:00", interval: 180 }
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];
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export function toMinutes(timeStr) {
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const [h, m] = timeStr.split(":").map(Number);
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return h * 60 + (m || 0);
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}
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export function getCurrentInterval(date = new Date()) {
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const nowMinutes = date.getHours() * 60 + date.getMinutes();
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for (const rule of scheduleRules) {
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let startMin = toMinutes(rule.start);
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let endMin = toMinutes(rule.end === "0:00" ? "24:00" : rule.end);
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// Handle wrap-around midnight
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if (endMin <= startMin) {
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if (nowMinutes >= startMin || nowMinutes < endMin) {
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return rule.interval;
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}
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} else {
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if (nowMinutes >= startMin && nowMinutes < endMin) {
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return rule.interval;
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}
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}
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}
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return null;
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}
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