// src/cases.ts
// ============================================================================
// CASE RETRIEVAL
// ============================================================================

import { getTnaCaseContent, citationToUri } from './tna-client.js';
import type { CaseContent } from './types.js';

export async function getCaseByUri(uri: string): Promise<CaseContent | null> {
  // Try TNA first
  const tnaResult = await getTnaCaseContent(uri);
  if (tnaResult) {
    return {
      metadata: tnaResult.metadata,
      paragraphs: tnaResult.paragraphs,
      judges: tnaResult.judges,
      truncated: false,
      remainingParagraphs: 0,
    };
  }

  // TODO: Fall back to local database when PostgreSQL is configured
  return null;
}

export async function getCaseByCitation(citation: string): Promise<CaseContent | null> {
  // Convert citation to URI and try TNA
  const uri = citationToUri(citation);
  if (uri) {
    const result = await getCaseByUri(uri);
    if (result) return result;
  }

  // TODO: Fall back to local search by citation when PostgreSQL is configured
  return null;
}