Function updateMatchResults

Source

export function updateMatchResults(validMergedManga: KenmeiManga[]): boolean {
  console.debug("[MangaImport] Attempting to update existing match results");

  const matchResultsRaw = localStorage.getItem("match_results");
  if (!matchResultsRaw) {
    console.debug("[MangaImport] No existing match results found");
    return false;
  }

  const matchResults: MatchResult[] = JSON.parse(matchResultsRaw);
  console.debug(
    `[MangaImport] Found ${matchResults.length} existing match results to update`,
  );

  // Create maps for quick lookup by id or title with better null handling
  const mangaById = new Map(
    validMergedManga
      .filter((m) => m.id != null)
      .map((m) => [m.id.toString(), m]),
  );
  const mangaByTitle = new Map(
    validMergedManga
      .filter((m) => m.title != null)
      .map((m) => [m.title.toLowerCase(), m]),
  );

  let updated = false;
  const updatedResults = matchResults.map((result: MatchResult) => {
    let newMangaData = null;

    // Try to find by ID first
    if (
      result.kenmeiManga?.id != null &&
      mangaById.has(result.kenmeiManga.id.toString())
    ) {
      newMangaData = mangaById.get(result.kenmeiManga.id.toString());
    }
    // If not found by ID, try by title
    else if (
      result.kenmeiManga?.title != null &&
      mangaByTitle.has(result.kenmeiManga.title.toLowerCase())
    ) {
      newMangaData = mangaByTitle.get(result.kenmeiManga.title.toLowerCase());
    }

    if (newMangaData) {
      updated = true;
      return {
        ...result,
        kenmeiManga: { ...result.kenmeiManga, ...newMangaData },
      };
    }
    return result;
  });

  if (updated) {
    const updatedCount = updatedResults.filter(
      (_, i) => updatedResults[i] !== matchResults[i],
    ).length;
    console.info(
      `[MangaImport] Updated ${updatedCount} existing matches with new import data`,
    );
    const updatedResultsJson = JSON.stringify(updatedResults);
    if (globalThis.electronStore) {
      globalThis.electronStore.setItem("match_results", updatedResultsJson);
    }
  }

  return updated;
}
Copy