import type { EventBus } from "@earendil-works/pi-coding-agent";
import type { CapabilityManifest, ToolResult } from "../types.js";
import { type GatewayRpcMethodName } from "./contract.js";
import { type GatewayInteractionBridge, type ToolGateway } from "./gateway.js";
export type GatewayRpcMethod = GatewayRpcMethodName;
export interface GatewayDiscoveryRequest {
    protocolVersion: string;
    requestId: string;
    respond(response: GatewayDiscoveryResponse): void;
}
export interface GatewayDiscoveryResponse {
    protocolVersion: string;
    requestId: string;
    descriptor: CapabilityManifest;
}
export interface GatewayRpcRequest {
    protocolVersion: string;
    requestId: string;
    providerId: string;
    instanceId: string;
    contextRevision: number;
    method: GatewayRpcMethod;
    params: unknown;
    deadlineAt: number;
    respond(response: GatewayRpcResponse): void;
}
export interface GatewayRpcResponse {
    protocolVersion: string;
    requestId: string;
    providerId: string;
    instanceId: string;
    contextRevision: number;
    result: ToolResult<unknown>;
}
export interface GatewayLifecycleEvent {
    descriptor: CapabilityManifest;
}
export interface GatewayProviderOptions {
    interaction?: GatewayInteractionBridge;
    now?: () => number;
    maxConcurrentRpc?: number;
}
export interface GatewayProviderRegistration {
    descriptor: CapabilityManifest;
    deactivate(): void;
}
export interface GatewayDiscoveryAggregate {
    status: "none" | "unique" | "conflict";
    conflict: boolean;
    descriptors: CapabilityManifest[];
    descriptor?: CapabilityManifest;
}
export declare function aggregateGatewayDiscoveryResponses(responses: readonly GatewayDiscoveryResponse[]): GatewayDiscoveryAggregate;
export declare function registerGatewayProvider(events: EventBus, gateway: ToolGateway, options?: GatewayProviderOptions): GatewayProviderRegistration;
//# sourceMappingURL=provider.d.ts.map