const { extractJobIdFromFileName, getSupportedPatterns } = require('./helpers/satloc_util');

/**
 * Test Job ID extraction from various filename patterns
 * Covers all supported SatLoc naming conventions
 */
function testJobIdExtraction() {
  console.log('=== Testing Job ID Extraction from Filenames ===\n');

  // Test cases: [filename, expectedJobId, description]
const testCases = [
  // Pattern 1: JOB prefix
  ['JOB146 HK4704.log', '146', 'Direct JOB prefix pattern'],
  ['JOB789_field1.log', '789_field1', 'JOB prefix with underscore (captures full jobId)'],
  ['job123.log', '123', 'Lowercase job prefix'],    // Pattern 2: [10 digits yymmddhhmm][separator][jobId] for Falcon/G4
    ['2507140724SatlocG4_b4ef.log', 'b4ef', 'Falcon G4 with timestamp and underscore'],
    ['2507140724SatlocG4_test123.log', 'test123', 'Falcon G4 with alphanumeric jobId'],
    ['2507140724_myJob.log', 'myJob', 'Timestamp with underscore separator'],

    // Pattern 3: [8 digits date]_JOB[jobId] for Bantom2 system
    ['20250915_JOB789.log', '789', 'Bantom2 date prefix with JOB'],
    ['20231201_JOBfield1.log', 'field1', 'Bantom2 with alphanumeric jobId'],

    // Pattern 4: [10 digits with space] [jobId] for Falcon system
    ['2025091512 CROP001.log', 'CROP001', 'Falcon with space separator'],
    ['2507140724 TestJob.log', 'TestJob', 'Timestamp with space and jobId'],

    // Pattern 5: Falcon [jobId]-Log* format (loosened pattern)
    ['150-12-06-2025-Log_251209_0.log', '150-12-06-2025', 'Falcon job with Log suffix'],
    ['150-12-06-2025-Log.log', '150-12-06-2025', 'Falcon job with just -Log'],
    ['150-12-06-2025-Log', '150-12-06-2025', 'Falcon job with just -Log without extension'],
    ['MyJob-123-LogExtra.log', 'MyJob-123', 'Custom job with -LogExtra'],
    ['ABC-01-02-2025-Log_999999_5.log', 'ABC-01-02-2025', 'Alphanumeric prefix with date'],

    // Pattern 6: Falcon jobId only (date-like pattern)
    ['150-12-06-2025.log', '150-12-06-2025', 'Falcon job ID only'],
    ['999-01-01-2024.log', '999-01-01-2024', 'Another date-like job ID'],

    // Edge cases - should return null
    ['Liquid_IF2_G4.log', null, 'No recognizable job ID pattern'],
    ['NoJobId.log', null, 'Simple filename without pattern'],
    ['random_data.log', null, 'Random filename'],
    ['12345.log', null, 'Just numbers (not 10 digits)'],
  ];

  let passed = 0;
  let failed = 0;

  for (const [filename, expectedJobId, description] of testCases) {
    const extractedJobId = extractJobIdFromFileName(filename);
    const isMatch = extractedJobId === expectedJobId;

    if (isMatch) {
      passed++;
      console.log(`✅ PASS: "${filename}"`);
      console.log(`   → Expected: ${expectedJobId === null ? 'null' : `"${expectedJobId}"`}, Got: ${extractedJobId === null ? 'null' : `"${extractedJobId}"`}`);
      console.log(`   → ${description}\n`);
    } else {
      failed++;
      console.log(`❌ FAIL: "${filename}"`);
      console.log(`   → Expected: ${expectedJobId === null ? 'null' : `"${expectedJobId}"`}, Got: ${extractedJobId === null ? 'null' : `"${extractedJobId}"`}`);
      console.log(`   → ${description}\n`);
    }
  }

  console.log('='.repeat(50));
  console.log(`\n📊 Results: ${passed} passed, ${failed} failed out of ${testCases.length} tests\n`);

  // Print supported patterns for reference
  console.log('📋 Supported Filename Patterns:');
  const patterns = getSupportedPatterns();
  patterns.forEach((p, i) => {
    console.log(`   ${i + 1}. ${p.name}`);
    console.log(`      Format: ${p.format}`);
    console.log(`      Example: ${p.example}`);
  });

  console.log('\n📋 Priority Order:');
  console.log('   1. Job ID from filename (if valid and non-null)');
  console.log('   2. jobLongLabelName from SWATHING_SETUP_120 record');
  console.log('   3. satlocJobId from JOB_INFO_STRING_151 or JOB_INFO_NAME_STRING_152');
  console.log('   4. "unknown" (fallback)');

  // Exit with error code if any test failed
  if (failed > 0) {
    console.log(`\n⚠️  ${failed} test(s) failed!`);
    process.exit(1);
  } else {
    console.log('\n✅ All tests passed!');
    process.exit(0);
  }
}

// Run tests
testJobIdExtraction();