bvandeusen
7345625ecd
Renders seconds as mm:ss or h:mm:ss. Negative inputs clamp to 0:00 so a bad backend value doesn't crash the UI.
16 lines
576 B
TypeScript
16 lines
576 B
TypeScript
// Formats a non-negative number of seconds as `mm:ss` when under an hour,
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// `h:mm:ss` otherwise. Negative values clamp to zero (callers shouldn't
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// pass them, but the UI shouldn't crash if they do).
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export function formatDuration(seconds: number): string {
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const total = Math.max(0, Math.floor(seconds));
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const h = Math.floor(total / 3600);
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const m = Math.floor((total % 3600) / 60);
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const s = total % 60;
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const ss = String(s).padStart(2, '0');
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if (h > 0) {
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const mm = String(m).padStart(2, '0');
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return `${h}:${mm}:${ss}`;
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}
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return `${m}:${ss}`;
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}
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