import * as dotenv from 'dotenv';
import * as fs from 'fs';
import path from 'path';
import { uploadMedia } from '../src/actions/media';
import { mediaBucketName } from '../src/lib/config';
import minioClient from '../src/lib/minio';
import { cleanupMediaRecord } from './helpers/media-cleanup';

dotenv.config({ path: path.resolve(process.cwd(), '.env') });

async function runTest() {
  console.log('--- Environment Check ---');
  console.log('MINIO_ENDPOINT:', process.env.MINIO_ENDPOINT);
  console.log('-------------------------');

  if (!fs.existsSync('test_sample.mp4')) {
    console.error('Missing test_sample.mp4 in project root.');
    process.exit(1);
  }

  console.log('Starting end-to-end upload test...');
  console.log('1. Calling uploadMedia action...');

  let mediaId: string | null = null;
  let failed = false;

  try {
    const fileBuffer = fs.readFileSync('test_sample.mp4');
    const result = await uploadMedia({
      name: 'e2e-upload-test_sample.mp4',
      type: 'video/mp4',
      size: fileBuffer.byteLength,
      arrayBuffer: async () => fileBuffer.buffer.slice(
        fileBuffer.byteOffset,
        fileBuffer.byteOffset + fileBuffer.byteLength
      ),
    }, {
      enqueue: false,
    });
    mediaId = result.media.id;

    console.log('Action returned successfully.');
    console.log('Media ID:', result.media.id);
    console.log('Resource ID:', result.resource.id);

    console.log('\n2. Verifying database record...');
    if (result.media.status !== 'pending' || !result.media.storageKey) {
      console.error('Upload did not create the expected pending media record.');
      process.exit(1);
    }
    console.log('Database record verification passed.');

    console.log('\n3. Verifying MinIO file...');
    await minioClient.statObject(mediaBucketName, result.media.storageKey);
    console.log('MinIO file verification passed.');
  } catch (error: any) {
    console.error('\nTest failed.');
    console.error('Error Message:', error.message);
    if (error.code) console.error('Error Code:', error.code);
    failed = true;
  } finally {
    if (mediaId) {
      await cleanupMediaRecord(mediaId);
    }
  }

  process.exit(failed ? 1 : 0);
}

runTest();