import type { SubagentAuthorizationEventHookPayload } from "#channel/types.js";
import type { AgentInvocationRequest, AgentSettlementRequest } from "#execution/tools/subagent/invoke-agent.js";
import type { InputRequest } from "#shared/input.js";
import type { JsonObject, JsonValue } from "#shared/json.js";
import type { ToolInputRequest } from "#tools/definition.js";
export interface WorkflowToolRunOwner {
    readonly inbox: string;
}
/**
 * Requests the owner must apply on the run's behalf because they touch
 * owner-held state: spawning an agent and releasing its handle afterwards.
 */
export type WorkflowToolAgentRequest = AgentInvocationRequest | AgentSettlementRequest;
/**
 * A child authorization event the owner should display. Unlike input requests
 * it has no answer: the authorization callback completes against the child
 * directly, so the owner only re-emits it.
 */
export interface WorkflowToolAuthorizationRequest {
    readonly event: SubagentAuthorizationEventHookPayload;
    readonly kind: "authorization-request";
}
/** A question authored with `ask()` from `eve/workflow`, before owner normalization. */
export interface WorkflowToolAskRequest {
    readonly kind: "ask";
    readonly request: ToolInputRequest;
}
/**
 * A child subagent's pending input requests for one step, forwarded as a unit
 * so the owner resolves them against the same child step they came from.
 */
export interface WorkflowToolInputRequestBatch {
    readonly kind: "input-batch";
    readonly requests: readonly InputRequest[];
}
export type WorkflowToolRequest = WorkflowToolAgentRequest | WorkflowToolAuthorizationRequest | WorkflowToolAskRequest | InputRequest | WorkflowToolInputRequestBatch;
/** Identifies the sending workflow tool run to an owner shared by many runs. */
export interface WorkflowToolRunRef {
    readonly callId: string;
    readonly execution: "background" | "blocking";
    readonly input: JsonObject;
    readonly runId: string;
    readonly sequence: number;
    readonly stepIndex: number;
    readonly toolName: string;
    readonly turnId: string;
}
export type WorkflowToolRunOutcome = {
    readonly status: "completed";
    readonly output: JsonValue;
} | {
    readonly status: "failed";
    readonly error: unknown;
} | {
    readonly status: "cancelled";
    readonly reason?: string;
};
export interface WorkflowToolRunReport {
    readonly from: WorkflowToolRunRef;
    readonly update: JsonValue;
}
export interface WorkflowToolRunRequestMessage {
    readonly from: WorkflowToolRunRef;
    readonly replyTo: string;
    readonly request: WorkflowToolRequest;
    readonly requestCoordinates?: {
        readonly sequence: number;
        readonly stepIndex: number;
        readonly turnId: string;
    };
}
export interface WorkflowToolRunOutcomeMessage {
    readonly from: WorkflowToolRunRef;
    readonly result: WorkflowToolRunOutcome;
}
export type WorkflowToolRunMessage = ({
    readonly kind: "report";
} & WorkflowToolRunReport) | ({
    readonly kind: "request";
} & WorkflowToolRunRequestMessage) | ({
    readonly kind: "outcome";
} & WorkflowToolRunOutcomeMessage);
export type WorkflowToolRunControlMessage = {
    readonly kind: "cancel";
    readonly reason: string;
};
export declare function isWorkflowToolRunControlMessage(value: unknown): value is WorkflowToolRunControlMessage;