#!/usr/bin/env node

const fs = require('fs');

// Create backup
const timestamp = new Date().toISOString().replace(/[:.]/g, '-').slice(0, -5);
const backupPath = `src/mocks/resumeInterviewMock.js.backup_${timestamp}_remove_indent`;
const mockContent = fs.readFileSync('src/mocks/resumeInterviewMock.js', 'utf-8');
fs.writeFileSync(backupPath, mockContent);
console.log(`✓ Backup created: ${backupPath}`);

// Function to completely remove answer indentation
function removeAllIndentation(answer) {
  // Split by newlines
  const lines = answer.split('\\n');
  const cleanedLines = [];

  for (let line of lines) {
    // Remove ALL leading spaces from each line
    // This will make everything left-aligned
    let cleanedLine = line.trimStart();
    cleanedLines.push(cleanedLine);
  }

  return cleanedLines.join('\\n');
}

// Process the file
let updatedContent = mockContent;
let count = 0;

// More comprehensive pattern to match answer fields
// This handles multi-line answers with escaped characters
const answerRegex = /"answer":\s*"((?:[^"\\]|\\.)*)"/g;

updatedContent = updatedContent.replace(answerRegex, (match, answerContent) => {
  // Unescape the answer content for processing
  let unescaped = answerContent
    .replace(/\\n/g, '\n')
    .replace(/\\"/g, '"')
    .replace(/\\\\/g, '\\');

  // Remove all indentation
  let cleaned = removeAllIndentation(unescaped);

  // Re-escape for JSON
  let escaped = cleaned
    .replace(/\\/g, '\\\\')
    .replace(/"/g, '\\"')
    .replace(/\n/g, '\\n');

  count++;
  return `"answer": "${escaped}"`;
});

console.log(`\n✅ Removed indentation from ${count} answer fields`);

// Save the file
fs.writeFileSync('src/mocks/resumeInterviewMock.js', updatedContent);

// Verify syntax
const { execSync } = require('child_process');
try {
  execSync('node -c src/mocks/resumeInterviewMock.js', { encoding: 'utf-8' });
  console.log('✅ Syntax validation passed');

  // Show a few samples of the cleaned content
  console.log('\n📋 Sample of cleaned answers:');
  const matches = updatedContent.matchAll(/"answer":\s*"([^"]{0,300})/g);
  let samples = 0;
  for (const match of matches) {
    if (samples >= 2) break;
    console.log(`\nSample ${samples + 1}:`);
    console.log(match[1].replace(/\\n/g, '\n').substring(0, 250) + '...');
    samples++;
  }
} catch (error) {
  console.error('❌ Syntax error detected, restoring backup...');
  fs.writeFileSync('src/mocks/resumeInterviewMock.js', mockContent);
  console.log('Backup restored');
  console.error('Error:', error.message);
}