#!/usr/bin/env node

/**
 * Test: Back Button Data Save - Source Code Verification
 * Checks that the fixes are properly implemented in source files
 */

const fs = require('fs');

const tests = [
  {
    name: 'FinalReview.js: onBackWithData prop added',
    file: '/mnt/HC_Volume_103713257/tilbudgivern/frontend/src/components/FinalReview.js',
    checks: [
      content => content.includes('onBackWithData')
    ],
    description: 'FinalReview component receives onBackWithData prop'
  },
  {
    name: 'FinalReview.js: handleBackWithData handler created',
    file: '/mnt/HC_Volume_103713257/tilbudgivern/frontend/src/components/FinalReview.js',
    checks: [
      content => content.includes('const handleBackWithData = () => {'),
      content => content.includes('onBackWithData({'),
      content => content.includes('materials: editableMaterials,'),
      content => content.includes('laborTasks: editableLaborTasks')
    ],
    description: 'Handler captures and passes edited data'
  },
  {
    name: 'FinalReview.js: Back buttons use handleBackWithData',
    file: '/mnt/HC_Volume_103713257/tilbudgivern/frontend/src/components/FinalReview.js',
    checks: [
      content => (content.match(/onClick={handleBackWithData}/g) || []).length >= 4
    ],
    description: 'All back buttons call the new handler'
  },
  {
    name: 'ProjectFlow.js: handleBackFromFinalReview created',
    file: '/mnt/HC_Volume_103713257/tilbudgivern/frontend/src/components/ProjectFlow.js',
    checks: [
      content => content.includes('const handleBackFromFinalReview = (editedData) => {'),
      content => content.includes('saveToSession(project.id, \'packageData\''),
      content => content.includes('setPackageData(updatedPackageData)'),
      content => content.includes('setCurrentStep(3)')
    ],
    description: 'Handler saves data and navigates back'
  },
  {
    name: 'ProjectFlow.js: onBackWithData passed to FinalReview',
    file: '/mnt/HC_Volume_103713257/tilbudgivern/frontend/src/components/ProjectFlow.js',
    checks: [
      content => content.includes('onBackWithData={handleBackFromFinalReview}')
    ],
    description: 'Callback is properly wired'
  }
];

console.log('🧪 Final Review Back Button Save - Source Verification\n');

let totalPassed = 0;
let totalTests = 0;

tests.forEach((test, testIndex) => {
  const content = fs.readFileSync(test.file, 'utf8');
  
  console.log(`Test ${testIndex + 1}: ${test.name}`);
  console.log(`  File: ${test.file.split('/').pop()}`);
  console.log(`  Description: ${test.description}\n`);
  
  let testPassed = true;
  
  test.checks.forEach((check, checkIndex) => {
    const result = check(content);
    totalTests++;
    
    if (result) {
      totalPassed++;
      console.log(`    ✅ Check ${checkIndex + 1} passed`);
    } else {
      testPassed = false;
      console.log(`    ❌ Check ${checkIndex + 1} failed`);
    }
  });
  
  console.log();
});

console.log('═══════════════════════════════════════════════════════════');
console.log(`TOTAL: ${totalPassed}/${totalTests} checks passed`);
console.log('═══════════════════════════════════════════════════════════\n');

if (totalPassed === totalTests) {
  console.log('✅ All source code checks PASSED!\n');
  console.log('📋 Implementation Complete:');
  console.log('  ✓ FinalReview captures edited materials/tasks');
  console.log('  ✓ handleBackWithData callback implemented');
  console.log('  ✓ ProjectFlow receives callback data');
  console.log('  ✓ Data saved to session before navigation');
  console.log('  ✓ Step changes back to Smart Pakke (step 3)\n');
  
  console.log('🔄 Data Flow:');
  console.log('  1. User edits materials/prices in Final Review');
  console.log('  2. User clicks "← Tilbage til Smart Pakke"');
  console.log('  3. handleBackWithData captures editableMaterials & laborTasks');
  console.log('  4. onBackWithData={handleBackFromFinalReview} called');
  console.log('  5. handleBackFromFinalReview saves to session');
  console.log('  6. setCurrentStep(3) returns to Smart Pakke');
  console.log('  7. InlineSmartPackage loads saved data from session');
  console.log('  8. User sees all their edits preserved! ✅\n');
  
  process.exit(0);
} else {
  console.log(`❌ ${totalTests - totalPassed} checks failed!`);
  process.exit(1);
}