fix: return plain JSON instead of resource data as Cursor does not support it

Author: YusukeHirao

src/figma/get-data.ts

@@ -1,10 +1,5 @@
 import type { GetFigmaDataParams } from './types.js';
 
-import crypto from 'node:crypto';
-import fs from 'node:fs/promises';
-import os from 'node:os';
-import path from 'node:path';
-
 import { ErrorCode, McpError } from '@modelcontextprotocol/sdk/types.js';
 
 import { extractFigmaFileId } from './extract-file-id.js';
@@ -44,15 +39,9 @@ export async function getFigmaData({ figma_url }: GetFigmaDataParams) {
 				? await fetchFigmaNodes(process.env.FIGMA_ACCESS_TOKEN, fileId, nodeIds)
 				: await fetchFigmaFile(process.env.FIGMA_ACCESS_TOKEN, fileId);
 
-		const cacheDir = path.join(os.tmpdir(), 'd-zero-dev', 'mcp-server', 'figma-data');
-		await fs.mkdir(cacheDir, { recursive: true });
-		const fileName = `${fileId}-${crypto.randomUUID()}.json`;
-		const filePath = path.join(cacheDir, fileName);
 		const content = JSON.stringify(nodesData, null, 2);
-		await fs.writeFile(filePath, content);
 
 		return {
-			filePath,
 			content,
 		};
 	} catch (error) {

src/index.ts

@@ -75,17 +75,12 @@ server.tool(
 			.describe('Figma URL (e.g.: https://www.figma.com/file/abcdef123456/FileName)'),
 	},
 	async ({ figmaUrl }) => {
-		const { filePath, content } = await getFigmaData({ figma_url: figmaUrl });
+		const { content } = await getFigmaData({ figma_url: figmaUrl });
 		return {
 			content: [
 				{
-					type: 'resource',
-					resource: {
-						name: 'Figma Data',
-						uri: `file://${filePath}`,
-						text: content,
-						mediaType: 'application/json',
-					},
+					type: 'text',
+					text: content,
 				},
 			],
 		};