/**
* Resource definitions for the RAGmonsters MCP server
*/
import { initializeResources, loadSchema, loadCategories, loadSubcategories, loadHabitats } from './monsters.js';
import logger from '../utils/logger.js';
// Export the initialize function and resource loaders
export { initializeResources, loadSchema, loadCategories, loadSubcategories, loadHabitats };
/**
* Create a logged wrapper for a resource loader function
* @param {string} resourceUri - URI of the resource
* @param {Function} fn - The resource loader function to wrap
* @returns {Function} Wrapped function with logging
*/
function withLogging(resourceUri, fn) {
return async (params) => {
logger.info(`[RESOURCE READ] ${resourceUri} accessed`);
const startTime = Date.now();
try {
const result = await fn(params);
const duration = Date.now() - startTime;
logger.info(`[RESOURCE RESULT] ${resourceUri} loaded in ${duration}ms`);
return result;
} catch (error) {
const duration = Date.now() - startTime;
logger.error(`[RESOURCE ERROR] ${resourceUri} failed after ${duration}ms: ${error.message}`);
throw error;
}
};
}
/**
* Register all resources with an MCP server
* @param {Object} server - The MCP server instance
*/
export function registerResourcesWithServer(server) {
// Database Schema resource
server.addResource({
uri: "ragmonsters://schema",
name: "RAGmonsters Database Schema",
mimeType: "text/plain",
description: "Schema definition for the monsters database, describing available tables, columns and types.",
load: withLogging("ragmonsters://schema", loadSchema)
});
// Monster Categories resource
server.addResource({
uri: "ragmonsters://categories",
name: "Monster Categories",
mimeType: "text/plain",
description: "List of all monster categories (e.g., Aquatic, Elemental, Spirit/Ethereal).",
load: withLogging("ragmonsters://categories", loadCategories)
});
// Monster Subcategories resource
server.addResource({
uri: "ragmonsters://subcategories",
name: "Monster Subcategories",
mimeType: "text/plain",
description: "List of all monster subcategories grouped by their parent category.",
load: withLogging("ragmonsters://subcategories", loadSubcategories)
});
// Monster Habitats resource
server.addResource({
uri: "ragmonsters://habitats",
name: "Monster Habitats",
mimeType: "text/plain",
description: "List of all habitats where monsters can be found.",
load: withLogging("ragmonsters://habitats", loadHabitats)
});
logger.info('Registered resources with the MCP server');
}
