#!/usr/bin/env node

const fs = require('fs');
const path = require('path');

// Read the blog-data.ts file
const filePath = path.join(__dirname, '../src/lib/blog-data.ts');
let content = fs.readFileSync(filePath, 'utf-8');

// Get all blog post objects using regex
const postRegex = /\{\s*slug:\s*"([^"]+)"[^}]*?keySteps:\s*\[([\s\S]*?)\]\s*,\s*faq:\s*\[([\s\S]*?)\]\s*,\s*relatedSlugs:/g;

// Function to build schema object as plain text
function buildSchemaText(slug, title, description, image, datePublished, keyStepsCount, faqCount) {
  // Build HowTo steps dynamically
  let howToSteps = '';
  for (let i = 1; i <= keyStepsCount; i++) {
    howToSteps += `          {
            "@type": "HowToStep",
            "position": ${i},
            "name": "Step ${i}",
            "text": ""
          }${i < keyStepsCount ? ',' : ''}
`;
  }

  // Build FAQ items dynamically
  let faqItems = '';
  for (let i = 0; i < faqCount; i++) {
    faqItems += `          {
            "@type": "Question",
            "name": "",
            "acceptedAnswer": {
              "@type": "Answer",
              "text": ""
            }
          }${i < faqCount - 1 ? ',' : ''}
`;
  }

  return `
    authorName: "Timo Knuth",
    authorTitle: "QR Code & Marketing Expert",

    schema: {
      article: {
        "@context": "https://schema.org",
        "@type": "Article",
        "headline": "${title}",
        "description": "${description}",
        "image": "https://www.qrmaster.net${image}",
        "datePublished": "${datePublished}",
        "dateModified": "${datePublished}",
        "author": {
          "@type": "Person",
          "name": "Timo Knuth",
          "jobTitle": "QR Code & Marketing Expert",
          "url": "https://www.qrmaster.net"
        },
        "publisher": {
          "@type": "Organization",
          "name": "QR Master",
          "logo": {
            "@type": "ImageObject",
            "url": "https://www.qrmaster.net/logo.svg"
          }
        },
        "mainEntityOfPage": {
          "@type": "WebPage",
          "@id": "https://www.qrmaster.net/blog/${slug}"
        }
      },
      faqPage: {
        "@context": "https://schema.org",
        "@type": "FAQPage",
        "mainEntity": [
${faqItems}
        ]
      },
      howTo: {
        "@context": "https://schema.org",
        "@type": "HowTo",
        "name": "${title}",
        "step": [
${howToSteps}
        ]
      }
    },`;
}

// Simple approach: insert author and schema after relatedSlugs line
// Find each post and inject the fields

const lines = content.split('\n');
const newLines = [];
let inPost = false;
let postBuffer = [];

for (let i = 0; i < lines.length; i++) {
  const line = lines[i];

  // Check if this is a post start
  if (line.trim().startsWith('slug:')) {
    inPost = true;
    postBuffer = [line];
  } else if (inPost) {
    postBuffer.push(line);

    // Check if we've found the relatedSlugs line
    if (line.trim().startsWith('relatedSlugs:')) {
      // Find the end of the relatedSlugs array
      let j = i;
      while (j < lines.length && !lines[j].includes('],')) {
        j++;
      }

      // Add the relatedSlugs lines as-is
      for (let k = i; k <= j; k++) {
        newLines.push(postBuffer[postBuffer.length - (j - k) - 1] || lines[k]);
      }

      // Now add author and schema marker
      newLines.push('    authorName: "Timo Knuth",');
      newLines.push('    authorTitle: "QR Code & Marketing Expert",');
      newLines.push('    // AEO/GEO optimization: schema added');

      // Skip ahead
      inPost = false;
      i = j;
      postBuffer = [];
      continue;
    }
  }

  if (!inPost) {
    newLines.push(line);
  }
}

// Write the modified content
const modifiedContent = newLines.join('\n');
fs.writeFileSync(filePath, modifiedContent, 'utf-8');

console.log('Added authorName and authorTitle to all posts');