Copilot Studio Agent Direct Line MCP Server

/** * Zod validation schemas for MCP tool inputs */ import { z } from 'zod'; /** * Schema for send_message tool arguments */ export const SendMessageArgsSchema = z.object({ message: z.string().min(1, 'Message cannot be empty'), conversationId: z.string().optional(), }); export type SendMessageArgs = z.infer<typeof SendMessageArgsSchema>; /** * Schema for start_conversation tool arguments */ export const StartConversationArgsSchema = z.object({ initialMessage: z.string().min(1, 'Initial message cannot be empty').optional(), }); export type StartConversationArgs = z.infer<typeof StartConversationArgsSchema>; /** * Schema for end_conversation tool arguments */ export const EndConversationArgsSchema = z.object({ conversationId: z.string().min(1, 'Conversation ID is required'), }); export type EndConversationArgs = z.infer<typeof EndConversationArgsSchema>; /** * Schema for get_conversation_history tool arguments */ export const GetConversationHistoryArgsSchema = z.object({ conversationId: z.string().min(1, 'Conversation ID is required'), limit: z.number().int().positive().optional(), }); export type GetConversationHistoryArgs = z.infer<typeof GetConversationHistoryArgsSchema>; /** * Validate and parse tool arguments * @param schema - Zod schema to validate against * @param args - Arguments to validate * @returns Parsed and validated arguments * @throws Error if validation fails */ export function validateToolArgs<T>(schema: z.ZodSchema<T>, args: unknown): T { try { return schema.parse(args); } catch (error) { if (error instanceof z.ZodError) { const errors = error.errors.map((e) => `${e.path.join('.')}: ${e.message}`).join(', '); throw new Error(`Validation failed: ${errors}`); } throw error; } }