/**
 * MCP Adapter — Types (RFC-0068)
 */

// MCP JSON-RPC 2.0 Types
export interface MCPRequest {
	jsonrpc: "2.0";
	id: number | string;
	method: string;
	params?: Record<string, unknown>;
}

export interface MCPResponse {
	jsonrpc: "2.0";
	id: number | string;
	result?: unknown;
	error?: MCPError;
}

export interface MCPError {
	code: number;
	message: string;
	data?: unknown;
}

export interface MCPServerOptions {
	name?: string;
	version?: string;
}

// MCP Protocol 2024-11-05 Capabilities
export interface ServerCapabilities {
	tools?: { listChanged?: boolean };
	resources?: { subscribe?: boolean; listChanged?: boolean };
	prompts?: { listChanged?: boolean };
}

export interface InitializeResult {
	protocolVersion: "2024-11-05";
	capabilities: ServerCapabilities;
	serverInfo: { name: string; version: string };
}

// MCP Tool Definition
export interface MCPTool {
	name: string;
	description: string;
	inputSchema: Record<string, unknown>;
}

export interface MCPToolCall {
	name: string;
	arguments?: Record<string, unknown>;
}

export interface ToolCallParams {
	name: string;
	arguments?: Record<string, unknown>;
}

export interface ToolCallResult {
	content: Array<{ type: "text"; text: string }>;
	isError?: boolean;
}

// MCP Resource
export interface MCPResource {
	uri: string;
	name: string;
	description?: string;
	mimeType?: string;
}

// MCP Prompt
export interface MCPPrompt {
	name: string;
	description?: string;
	arguments?: Array<{ name: string; description?: string; required?: boolean }>;
}