58 lines
1.8 KiB
TypeScript
58 lines
1.8 KiB
TypeScript
/*
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* Copyright (C) 2025 Jakub Žitník
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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// Rules: start and end in 24h format, interval in minutes
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export interface ScheduleRule {
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start: string;
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end: string;
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interval: number;
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}
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export const scheduleRules: ScheduleRule[] = [
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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: string): number {
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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: Date = new Date()): number | null {
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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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