#!/usr/bin/env node
import initSqlJs from 'sql.js';
import fs from 'fs';
import path from 'path';

const DB_PATH = 'data/recipes.db';
const IMAGES_DIR = 'data/images';

async function auditAndFixImages() {
  const SQL = await initSqlJs();
  const dbBuffer = fs.readFileSync(DB_PATH);
  const db = new SQL.Database(dbBuffer);

  // Get all recipes
  const recipes = db.exec(`SELECT id, title, image_url FROM recipes ORDER BY id`);
  
  if (recipes.length === 0) {
    console.log('No recipes found');
    return;
  }

  // Get all image files in data/images
  const imageFiles = fs.readdirSync(IMAGES_DIR).filter(f => f.endsWith('.jpg'));
  console.log(`\n📂 Found ${imageFiles.length} images in ${IMAGES_DIR}/`);
  console.log(`📊 Found ${recipes[0].values.length} recipes in database\n`);

  let withImages = 0;
  let withoutImages = 0;
  let fixed = 0;

  recipes[0].values.forEach(([id, title, imageUrl]) => {
    if (imageUrl && imageUrl.trim().length > 0) {
      withImages++;
      return;
    }

    // Recipe has no image — try to find one by matching filename
    const titleSlug = title
      .toLowerCase()
      .replace(/[^a-z0-9]+/g, '_')
      .replace(/^_+|_+$/g, '');

    // Look for matching image
    const matchingImage = imageFiles.find(filename => {
      const baseName = filename.replace(/_.{5}\.jpg$/, ''); // Remove random suffix
      return baseName === titleSlug || filename.startsWith(titleSlug);
    });

    if (matchingImage) {
      const newUrl = `/images/${matchingImage}`;
      db.run(`UPDATE recipes SET image_url = ? WHERE id = ?`, [newUrl, id]);
      console.log(`✓ Fixed: ${id}. ${title} → ${newUrl}`);
      fixed++;
    } else {
      console.log(`✗ Missing: ${id}. ${title}`);
      withoutImages++;
    }
  });

  // Save database
  if (fixed > 0) {
    const data = db.export();
    fs.writeFileSync(DB_PATH, data);
    console.log(`\n✅ Updated ${fixed} recipes with images`);
  }

  db.close();

  console.log(`\n📊 Summary:`);
  console.log(`  - Recipes with images: ${withImages}`);
  console.log(`  - Recipes fixed: ${fixed}`);
  console.log(`  - Still missing images: ${withoutImages}`);
}

auditAndFixImages().catch(console.error);