@futurelab-studio/latest-science-mcp/dist/tools/fetch-top-cited.js

MCP Server for Scientific Paper Harvesting from arXiv and OpenAlex

import { z } from 'zod';
import { OpenAlexDriver } from '../drivers/openalex-driver.js';
import { logInfo, logError } from '../core/logger.js';
import { DEFAULT_PAPER_COUNT, MAX_PAPER_COUNT } from '../config/constants.js';
// Zod schema for input validation
export const fetchTopCitedSchema = z.object({
    concept: z.string().min(1),
    since: z.string().regex(/^\d{4}-\d{2}-\d{2}$/, 'Date must be in YYYY-MM-DD format'),
    count: z.number().min(1).max(MAX_PAPER_COUNT).default(DEFAULT_PAPER_COUNT)
});
/**
 * MCP tool: fetch_top_cited
 * Fetches the top cited papers from OpenAlex for a given concept since a specific date
 * Note: This tool is OpenAlex-specific as arXiv doesn't provide citation data
 */
export async function fetchTopCited(input, rateLimiter) {
    try {
        logInfo('fetch_top_cited tool called', {
            concept: input.concept,
            since: input.since,
            count: input.count
        });
        const driver = new OpenAlexDriver(rateLimiter);
        const papers = await driver.fetchTopCited(input.concept, input.since, input.count);
        logInfo('fetch_top_cited completed successfully', {
            concept: input.concept,
            since: input.since,
            papersReturned: papers.length
        });
        return { content: papers };
    }
    catch (error) {
        logError('fetch_top_cited tool failed', {
            error: error instanceof Error ? error.message : error,
            concept: input.concept,
            since: input.since
        });
        throw error;
    }
}
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