42 lines
1.1 KiB
TypeScript
42 lines
1.1 KiB
TypeScript
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import { RequestType } from '../enums';
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import { REQUEST_NUMBER_PREFIX } from '../constants';
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export class RequestNumberUtil {
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/**
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* Generate unique request number
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* Format: {PREFIX}-{YEAR}-{SEQUENCE}
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* Example: RL-2024-000001
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*/
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static generate(requestType: RequestType, sequence: number): string {
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const prefix = REQUEST_NUMBER_PREFIX[requestType] || 'RQ';
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const year = new Date().getFullYear();
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const paddedSequence = sequence.toString().padStart(6, '0');
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return `${prefix}-${year}-${paddedSequence}`;
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}
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/**
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* Parse request number to extract components
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*/
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static parse(requestNumber: string): {
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prefix: string;
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year: number;
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sequence: number;
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} | null {
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const match = requestNumber.match(/^([A-Z]+)-(\d{4})-(\d+)$/);
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if (!match) return null;
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return {
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prefix: match[1],
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year: parseInt(match[2], 10),
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sequence: parseInt(match[3], 10),
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};
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}
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/**
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* Validate request number format
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*/
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static isValid(requestNumber: string): boolean {
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return /^[A-Z]+-\d{4}-\d{6}$/.test(requestNumber);
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}
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}
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