Seton Carmichael
68a64461eb
- Handle empty 2xx Graph API responses without JSON parse errors - Fix list-rules handler import (handleListRules named export) - Add timezone-aware display formatting using MS_TIMEZONE / DEFAULT_TIMEZONE - Return created event ID in create-event success message - Change default timezone from Windows name to IANA (America/New_York)
42 lines
1.3 KiB
JavaScript
42 lines
1.3 KiB
JavaScript
/**
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* Timezone-aware date formatting utilities for Outlook MCP Server.
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*
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* All user-visible timestamps are formatted in the configured timezone
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* (MS_TIMEZONE env var, default Eastern Standard Time) so that dates
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* rendered inside the UTC container still match the user's local time.
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*/
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const config = require('../config');
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/**
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* Format an ISO 8601 or Graph dateTime string for display.
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* @param {string} isoString - ISO 8601 / UTC timestamp from Graph API
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* @param {string} [timeZone] - IANA or Windows timezone name (defaults to config.DEFAULT_TIMEZONE)
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* @returns {string} Formatted date/time string with timezone abbreviation
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*/
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function formatDateTime(isoString, timeZone = config.DEFAULT_TIMEZONE) {
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if (!isoString) return 'Unknown';
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const d = new Date(isoString);
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if (isNaN(d.getTime())) return String(isoString);
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try {
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return d.toLocaleString('en-US', {
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timeZone,
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month: 'numeric',
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day: 'numeric',
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year: 'numeric',
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hour: 'numeric',
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minute: '2-digit',
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hour12: true,
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timeZoneName: 'short'
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});
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} catch (err) {
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// If the configured timezone identifier is invalid, fall back to ISO.
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console.error(`Invalid timezone "${timeZone}", falling back to ISO: ${err.message}`);
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return d.toISOString();
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}
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}
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module.exports = {
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formatDateTime
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};
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