#!/usr/bin/env node
/**
 * Generate a manifest of LinkML schema files for the frontend
 * This script scans the schemas directory and creates a JSON manifest
 * that the frontend can use to dynamically load schema files.
 * 
 * Run: node scripts/generate-schema-manifest.js
 */

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

const SCHEMAS_DIR = path.join(__dirname, '../public/schemas/20251121/linkml');
const OUTPUT_FILE = path.join(__dirname, '../public/schemas/20251121/linkml/manifest.json');

function scanDirectory(dir, category) {
  const files = [];
  
  if (!fs.existsSync(dir)) {
    console.warn(`Directory not found: ${dir}`);
    return files;
  }
  
  const entries = fs.readdirSync(dir);
  
  for (const entry of entries) {
    if (entry.endsWith('.yaml') && !entry.endsWith('.bak.yaml') && !entry.includes('.bak')) {
      const name = entry.replace('.yaml', '');
      files.push({
        name,
        path: `modules/${category}/${entry}`,
        category
      });
    }
  }
  
  return files.sort((a, b) => a.name.localeCompare(b.name));
}

function generateManifest() {
  const manifest = {
    generated: new Date().toISOString(),
    version: '1.0.0',
    categories: [
      {
        name: 'main',
        displayName: 'Main Schema',
        files: [{
          name: 'Heritage Custodian Ontology',
          path: '01_custodian_name_modular.yaml',
          category: 'main'
        }]
      },
      {
        name: 'class',
        displayName: 'Classes',
        files: scanDirectory(path.join(SCHEMAS_DIR, 'modules/classes'), 'classes')
      },
      {
        name: 'enum',
        displayName: 'Enumerations',
        files: scanDirectory(path.join(SCHEMAS_DIR, 'modules/enums'), 'enums')
      },
      {
        name: 'slot',
        displayName: 'Slots',
        files: scanDirectory(path.join(SCHEMAS_DIR, 'modules/slots'), 'slots')
      }
    ]
  };
  
  // Write manifest
  fs.writeFileSync(OUTPUT_FILE, JSON.stringify(manifest, null, 2));
  
  // Print summary
  console.log('Schema manifest generated:');
  for (const cat of manifest.categories) {
    console.log(`  ${cat.displayName}: ${cat.files.length} files`);
  }
  console.log(`\nOutput: ${OUTPUT_FILE}`);
}

generateManifest();