import { parentPort, workerData } from 'node:worker_threads';
import { ImportError } from '../../src/shared/errors';
import {
  executeGpoWorkerOperation,
  type GpoBackupWorkerExecutionRequest,
  type GpoInventoryExecutionRequest,
  type GpoRecognitionExecutionRequest,
  type MicrosoftBaselineWorkerExecutionRequest
} from './gpo-inventory-executor';

const port = parentPort;
if (!port) throw new Error('GPO-Inventar-Worker benötigt einen übergeordneten Thread.');

const request = workerData as
  | GpoInventoryExecutionRequest
  | GpoRecognitionExecutionRequest
  | GpoBackupWorkerExecutionRequest
  | MicrosoftBaselineWorkerExecutionRequest;
void executeGpoWorkerOperation(request)
  .then(result => port.postMessage(result.operation === 'backup'
    ? { ok: true, backup: result.value }
    : result.operation === 'microsoft-baseline'
      ? { ok: true, microsoftBaseline: result.value }
      : result.operation === 'recognition'
        ? { ok: true, recognition: result.value }
        : { ok: true, inventory: result.value }))
  .catch((error: unknown) => {
    const importError = error instanceof ImportError ? error : null;
    port.postMessage({
      ok: false,
      error: {
        message: error instanceof Error ? error.message : 'Unbekannter GPO-Verarbeitungsfehler',
        diagnostics: importError?.diagnostics ?? []
      }
    });
  });