25 lines
1.0 KiB
TypeScript
25 lines
1.0 KiB
TypeScript
 
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/**
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* [Gitea #150] "Active now" / "Last active 12 min ago" from presence.
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* Returns null when there is nothing honest to say: no presence data, an
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* offline user with no timestamp (e.g. someone hiding their online status).
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*/
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export const describeLastActive = (
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presence: { presence: string; active: boolean; lastActiveTs?: number } | undefined,
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now = Date.now(),
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): string | null => {
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if (!presence) return null;
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if (presence.presence === 'online' && presence.active) return 'Active now';
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const ts = presence.lastActiveTs;
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if (!ts || ts <= 0) return null;
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const ago = Math.max(0, now - ts);
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const min = Math.round(ago / 60_000);
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if (min < 1) return 'Active just now';
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if (min < 60) return `Last active ${min} min ago`;
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const hours = Math.round(min / 60);
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if (hours < 24) return `Last active ${hours} ${hours === 1 ? 'hour' : 'hours'} ago`;
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const days = Math.round(hours / 24);
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if (days === 1) return 'Last active yesterday';
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if (days < 30) return `Last active ${days} days ago`;
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return 'Last active over a month ago';
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};
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