62 lines
2.0 KiB
TypeScript
Executable File
62 lines
2.0 KiB
TypeScript
Executable File
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/**
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* Convert any OCR string-like value into a safe string.
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*/
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export function toStr(val: string | number | null | undefined): string {
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if (val == null) return "";
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return String(val).trim();
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}
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/**
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* Convert OCR date strings like "070825" (MMDDYY) into a JS Date object.
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* Example: "070825" → 2025-08-07.
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*/
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export function convertOCRDate(input: string | number | null | undefined): Date {
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const raw = toStr(input);
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if (!/^\d{6}$/.test(raw)) {
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throw new Error(`Invalid OCR date format: ${raw}`);
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}
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const month = parseInt(raw.slice(0, 2), 10) - 1;
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const day = parseInt(raw.slice(2, 4), 10);
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const year2 = parseInt(raw.slice(4, 6), 10);
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const year = year2 < 50 ? 2000 + year2 : 1900 + year2;
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return new Date(year, month, day);
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}
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/**
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* Normalize a DOB value to "YYYY-MM-DD" string expected by the Python agent.
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* - If dob is already "YYYY-MM-DD" string, returns it.
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* - If dob is an ISO datetime string or Date, returns YYYY-MM-DD derived from UTC parts (no timezone shifts).
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* - Returns null for invalid values.
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*/
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export function formatDobForAgent(dob: Date | string | null | undefined): string | null {
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if (!dob) return null;
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// If it's a string in exact YYYY-MM-DD format, return as-is (most ideal).
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if (typeof dob === "string") {
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const simpleDateMatch = /^\d{4}-\d{2}-\d{2}$/.test(dob);
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if (simpleDateMatch) return dob;
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// Otherwise try parsing as a Date/ISO string and use UTC parts
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const parsed = new Date(dob);
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if (isNaN(parsed.getTime())) return null;
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const y = parsed.getUTCFullYear();
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const m = String(parsed.getUTCMonth() + 1).padStart(2, "0");
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const d = String(parsed.getUTCDate()).padStart(2, "0");
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return `${y}-${m}-${d}`;
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}
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// If it's a Date object, use UTC getters to avoid timezone shifts
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if (dob instanceof Date) {
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if (isNaN(dob.getTime())) return null;
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const y = dob.getUTCFullYear();
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const m = String(dob.getUTCMonth() + 1).padStart(2, "0");
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const d = String(dob.getUTCDate()).padStart(2, "0");
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return `${y}-${m}-${d}`;
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}
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return null;
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}
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