OpenFoodFacts-mcp

import { findTaxonomyFile } from "./file-utils.js"; /** * Process taxonomy content into a formatted, hierarchical representation * @param taxonomyId ID of the taxonomy to process * @returns Formatted taxonomy content and metadata */ export async function processTaxonomy(taxonomyId: string): Promise<{ formattedContent: string; taxonomyId: string; filepath: string; } | null> { const taxonomyFile = await findTaxonomyFile(taxonomyId); if (!taxonomyFile) { return null; } const { content, path } = taxonomyFile; // Process the taxonomy content to make it more navigable const lines = content.split('\n'); const processedTaxonomy = []; for (let i = 0; i < lines.length; i++) { const line = lines[i]; if (line.trim() === '' || line.startsWith('#')) { // Add comments as is (useful context) processedTaxonomy.push(line); continue; } const depth = line.search(/\S/) / 2; // Convert to level (assuming 2 spaces per level) const indentation = " ".repeat(depth); // Split the line to get the entry and description const parts = line.trim().split(':'); const entryId = parts[0].trim(); const entryDescription = parts.length > 1 ? parts.slice(1).join(':').trim() : ''; // Format the entry for better readability const formattedEntry = `${indentation}- ${entryId}${entryDescription ? `: ${entryDescription}` : ''}`; processedTaxonomy.push(formattedEntry); } // Add interactive navigation information processedTaxonomy.push('\n## Navigation'); processedTaxonomy.push('- Use openfoodfacts://taxonomy/{taxonomy_id} to view other taxonomies'); processedTaxonomy.push('- View the raw taxonomy file at openfoodfacts://file/taxonomies/' + taxonomyId + '.txt'); return { formattedContent: `# Taxonomy: ${taxonomyId}\n\nFile: ${path}\n\n` + processedTaxonomy.join('\n'), taxonomyId, filepath: path }; }