Zacharias-Brohn
95 lines
2.6 KiB
TypeScript
95 lines
2.6 KiB
TypeScript
/**
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* Date/Time tool - get current date, time, and timezone information
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*/
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import { Tool } from 'ollama';
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import { ToolHandler, ToolResult } from './types';
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export const dateTimeTool: Tool = {
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type: 'function',
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function: {
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name: 'get_current_datetime',
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description: 'Get the current date and time. Can return in different formats and timezones.',
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parameters: {
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type: 'object',
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properties: {
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timezone: {
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type: 'string',
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description:
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'IANA timezone name (e.g., "America/New_York", "Europe/London", "Asia/Tokyo"). Defaults to server timezone if not specified.',
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},
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format: {
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type: 'string',
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enum: ['iso', 'readable', 'date_only', 'time_only', 'unix'],
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description:
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'Output format: "iso" (ISO 8601), "readable" (human readable), "date_only", "time_only", or "unix" (Unix timestamp). Defaults to "readable".',
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},
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},
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required: [],
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},
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},
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};
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export const dateTimeHandler: ToolHandler = async (args): Promise<ToolResult> => {
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const timezone = (args.timezone as string) || Intl.DateTimeFormat().resolvedOptions().timeZone;
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const format = (args.format as string) || 'readable';
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try {
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const now = new Date();
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let result: string;
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switch (format) {
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case 'iso':
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result = now.toLocaleString('sv-SE', { timeZone: timezone }).replace(' ', 'T') + 'Z';
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break;
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case 'date_only':
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result = now.toLocaleDateString('en-US', {
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timeZone: timezone,
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weekday: 'long',
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year: 'numeric',
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month: 'long',
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day: 'numeric',
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});
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break;
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case 'time_only':
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result = now.toLocaleTimeString('en-US', {
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timeZone: timezone,
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit',
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hour12: true,
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});
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break;
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case 'unix':
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result = Math.floor(now.getTime() / 1000).toString();
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break;
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case 'readable':
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default:
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result = now.toLocaleString('en-US', {
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timeZone: timezone,
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weekday: 'long',
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year: 'numeric',
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month: 'long',
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day: 'numeric',
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit',
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hour12: true,
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timeZoneName: 'short',
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});
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break;
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}
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return {
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success: true,
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result: `Current date/time (${timezone}): ${result}`,
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};
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} catch (error) {
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return {
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success: false,
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error: error instanceof Error ? error.message : 'Failed to get date/time',
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};
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}
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};
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