exportProjectTool.ts•2.2 kB
import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { McpError, ErrorCode } from "@modelcontextprotocol/sdk/types.js";
import { TOOL_NAME, TOOL_DESCRIPTION, TOOL_PARAMS, ExportProjectArgs } from "./exportProjectParams.js";
import { ProjectService } from "../services/ProjectService.js"; // Assuming ProjectService is exported via services/index.js
import { logger } from '../utils/logger.js';
import { NotFoundError } from "../utils/errors.js";
/**
* Registers the exportProject tool with the MCP server.
*
* @param server - The McpServer instance.
* @param projectService - An instance of the ProjectService.
*/
export const exportProjectTool = (server: McpServer, projectService: ProjectService): void => {
const processRequest = async (args: ExportProjectArgs) => {
logger.info(`[${TOOL_NAME}] Received request with args:`, args);
try {
// Zod schema ensures format is 'json' if provided, or defaults to 'json'
const jsonString = await projectService.exportProject(args.project_id);
// Format the successful response
logger.info(`[${TOOL_NAME}] Successfully exported project ${args.project_id}`);
return {
content: [{
type: "text" as const,
text: jsonString // Return the JSON string directly
}]
};
} catch (error: unknown) {
// Handle potential errors
logger.error(`[${TOOL_NAME}] Error processing request:`, error);
if (error instanceof NotFoundError) {
// Project not found
throw new McpError(ErrorCode.InvalidParams, error.message);
} else {
// Generic internal error
const message = error instanceof Error ? error.message : 'An unknown error occurred while exporting the project.';
throw new McpError(ErrorCode.InternalError, message);
}
}
};
// Register the tool with the server
server.tool(TOOL_NAME, TOOL_DESCRIPTION, TOOL_PARAMS.shape, processRequest);
logger.info(`[${TOOL_NAME}] Tool registered successfully.`);
};