omnifocus-mcp/dist/utils/dateFilter.js

Model Context Protocol (MCP) server that integrates with OmniFocus for AI assistant interaction

/**
 * Resolves human-readable date filter strings to numeric days-from-now values.
 * Accepts numbers (passthrough), named strings, or ISO date strings (YYYY-MM-DD).
 */
const NAMED_DATES = {
    'today': 0,
    'tomorrow': 1,
    'this week': 7,
    'next week': 14,
};
const ISO_DATE_RE = /^\d{4}-\d{2}-\d{2}$/;
export function resolveDateFilter(input) {
    if (typeof input === 'number') {
        return input;
    }
    if (typeof input !== 'string' || input.length === 0) {
        throw new Error(`Invalid date filter value: "${input}"`);
    }
    const normalized = input.trim().toLowerCase();
    if (normalized in NAMED_DATES) {
        return NAMED_DATES[normalized];
    }
    if (ISO_DATE_RE.test(normalized)) {
        const target = new Date(normalized + 'T00:00:00');
        const today = new Date();
        today.setHours(0, 0, 0, 0);
        return Math.round((target.getTime() - today.getTime()) / (1000 * 60 * 60 * 24));
    }
    throw new Error(`Unrecognized date filter value: "${input}". Use a number, "today", "tomorrow", "this week", "next week", or an ISO date (YYYY-MM-DD).`);
}