export interface A2APart {
    text?: string;
    mimeType?: string;
    uri?: string;
    data?: unknown;
}
export interface A2AMessage {
    role: "user" | "agent";
    parts: A2APart[];
    contextId?: string;
    taskId?: string;
    metadata?: Record<string, unknown>;
}
export interface A2ATaskStatus {
    state: "submitted" | "working" | "completed" | "failed" | "canceled" | "rejected" | "input-required";
    timestamp: string;
    message?: A2AMessage;
}
export interface A2AArtifact {
    id: string;
    mimeType?: string;
    parts: A2APart[];
}
export interface A2ATask {
    id: string;
    contextId: string;
    status: A2ATaskStatus;
    messages?: A2AMessage[];
    artifacts?: A2AArtifact[];
}
export interface A2AAgentCard {
    name: string;
    description: string;
    url: string;
    version: string;
    documentationUrl?: string;
    provider?: {
        name: string;
        url?: string;
    };
    capabilities?: {
        streaming: boolean;
        pushNotifications: boolean;
    };
    skills: Array<{
        id: string;
        name: string;
        description: string;
    }>;
    extensions?: Array<{
        uri: string;
        description: string;
        required: boolean;
        params?: Record<string, unknown>;
    }>;
}
export interface JsonRpcRequest<P = unknown> {
    jsonrpc: "2.0";
    id: string | number;
    method: string;
    params: P;
}
export interface JsonRpcSuccess<R = unknown> {
    jsonrpc: "2.0";
    id: string | number;
    result: R;
}
export interface JsonRpcError {
    jsonrpc: "2.0";
    id: string | number | null;
    error: {
        code: number;
        message: string;
        data?: unknown;
    };
}
export type JsonRpcResponse<R = unknown> = JsonRpcSuccess<R> | JsonRpcError;
export interface SendMessageParams {
    message: A2AMessage;
    configuration?: {
        acceptedOutputModes?: string[];
        returnImmediately?: boolean;
    };
    metadata?: Record<string, unknown>;
}
export interface GetTaskParams {
    taskId: string;
}
export interface A2aAdapter {
    mapParams?: (msg: {
        text: string;
        contextId?: string;
        metadata?: Record<string, unknown>;
    }) => Record<string, unknown>;
}