71 lines
1.8 KiB
TypeScript
71 lines
1.8 KiB
TypeScript
// Copyright: Ankitects Pty Ltd and contributors
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// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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import { TimespanUnit, naturalWholeUnit, unitAmount, unitSeconds } from "lib/time";
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function unitSuffix(unit: TimespanUnit): string {
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switch (unit) {
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case TimespanUnit.Seconds:
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return "s";
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case TimespanUnit.Minutes:
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return "m";
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case TimespanUnit.Hours:
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return "h";
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case TimespanUnit.Days:
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return "d";
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default:
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// should not happen
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return "";
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}
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}
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function suffixToUnit(suffix: string): TimespanUnit {
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switch (suffix) {
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case "s":
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return TimespanUnit.Seconds;
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case "h":
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return TimespanUnit.Hours;
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case "d":
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return TimespanUnit.Days;
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default:
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return TimespanUnit.Minutes;
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}
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}
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function minutesToString(step: number): string {
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const secs = step * 60;
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let unit = naturalWholeUnit(secs);
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if ([TimespanUnit.Months, TimespanUnit.Years].includes(unit)) {
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unit = TimespanUnit.Days;
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}
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const amount = Math.round(unitAmount(unit, secs));
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return `${amount}${unitSuffix(unit)}`;
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}
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function stringToMinutes(text: string): number {
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const match = text.match(/(\d+)(.*)/);
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if (match) {
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const [_, num, suffix] = match;
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const unit = suffixToUnit(suffix);
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const seconds = unitSeconds(unit) * parseInt(num, 10);
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return seconds / 60;
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} else {
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return 0;
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}
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}
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export function stepsToString(steps: number[]): string {
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return steps.map(minutesToString).join(" ");
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}
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export function stringToSteps(text: string): number[] {
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return (
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text
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.split(" ")
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.map(stringToMinutes)
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// remove zeros
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.filter((e) => e)
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);
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}
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