Aleksander Grygier
0021a77de0
* server: rename built-in tools to server tools * ui: rename built-in tools to server/browser tools
39 lines
1.4 KiB
TypeScript
39 lines
1.4 KiB
TypeScript
/**
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* Browser executor for the `get_datetime` tool. It runs in the browser, so it
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* reports the user's own clock and time zone instead of the server's UTC time -
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* a chat about "tomorrow" means the user's tomorrow, not the host's.
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*
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* @see buildGetDatetimeToolDefinition in constants/get-datetime.ts - tool schema sent to the LLM
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*/
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import type { ToolExecutionResult } from '$lib/types';
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function pad(value: number): string {
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return String(value).padStart(2, '0');
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}
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/** ISO 8601 in local time, e.g. `2026-08-17T14:05:09+02:00` */
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function localIsoString(date: Date): string {
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// getTimezoneOffset() counts minutes behind UTC, ISO 8601 counts them ahead
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const offset = -date.getTimezoneOffset();
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const sign = offset < 0 ? '-' : '+';
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const absOffset = Math.abs(offset);
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const day = `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}`;
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const time = `${pad(date.getHours())}:${pad(date.getMinutes())}:${pad(date.getSeconds())}`;
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return `${day}T${time}${sign}${pad(Math.floor(absOffset / 60))}:${pad(absOffset % 60)}`;
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}
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/** The `result` field keeps the shape the `get_datetime` renderer already reads. */
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export function executeGetDatetimeTool(): ToolExecutionResult {
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const now = new Date();
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return {
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content: JSON.stringify({
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result: localIsoString(now),
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timezone: Intl.DateTimeFormat().resolvedOptions().timeZone
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}),
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isError: false
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};
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}
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