/**
* Proxy Module — Capability detection and task/direct routing
*
* ADR-002 Section 4: Proxy Specification
*/
import type { ClientCapabilities, ProxyCapabilities } from './hub-types.js';
export interface ToolCallRequest {
operation: string;
args: Record<string, unknown>;
}
export interface ToolCallResult {
type: 'task' | 'direct';
status?: string;
operation: string;
args: Record<string, unknown>;
}
export interface Proxy {
capabilities: ProxyCapabilities;
handleToolCall(request: ToolCallRequest): ToolCallResult;
}
export function createProxy(clientCapabilities: ClientCapabilities): Proxy {
const supportsTasks = Boolean(clientCapabilities.tasks);
const supportsSubscribe = Boolean(clientCapabilities.resources?.subscribe);
const capabilities: ProxyCapabilities = {
supportsTasks,
supportsSubscribe,
};
return {
capabilities,
handleToolCall(request) {
if (supportsTasks) {
return {
type: 'task',
status: 'working',
operation: request.operation,
args: request.args,
};
}
return {
type: 'direct',
operation: request.operation,
args: request.args,
};
},
};
}
