Function parseLegacyPersistedState

src/store/migration.ts:74–88

(legacyData: string)

}

export function parseLegacyPersistedState(legacyData: string): Record<string, unknown> | null {
  try {
    const parsed: unknown = JSON.parse(legacyData);
    if (!isRecord(parsed)) return null;

    // Zustand persist wraps state in { state: {...}, version: number }.
    if ('state' in parsed) {
      return isRecord(parsed.state) ? parsed.state : null;
    }

    return parsed;
  } catch {
    return null;
  }
}

/**
 * Apply legacy boolean-to-enum migrations from the old format