import { type ActorCompletionReason, type ActorPersonaRef, type ActorStatus, type ActorTrace } from "./actor-contract.js";
export type PiStopReason = "stop" | "toolUse" | "length" | "error" | "aborted";
export type PiAgentEvent = {
    type: "agent_start";
} | {
    type: "agent_end";
} | {
    type: "turn_start";
} | {
    type: "turn_end";
} | {
    type: "message_start";
    role?: string;
} | {
    type: "message_update";
    textDelta?: string;
    thinkingDelta?: string;
} | {
    type: "message_end";
    text?: string;
    thinking?: string;
} | {
    type: "tool_execution_start";
    toolCallId: string;
    toolName: string;
} | {
    type: "tool_execution_end";
    toolCallId: string;
    toolName?: string;
    isError?: boolean;
} | {
    type: "queue_update";
    summary?: string;
} | {
    type: "compaction_start";
} | {
    type: "compaction_end";
} | {
    type: "auto_retry_start";
} | {
    type: "auto_retry_end";
} | {
    type: "notice";
    method?: string;
    message?: string;
};
export interface PiSessionStats {
    tokens?: {
        input?: number;
        output?: number;
        total?: number;
        cacheRead?: number;
        cacheWrite?: number;
    };
    cost?: number;
}
export interface PiSessionResult {
    events: PiAgentEvent[];
    sessionId?: string;
    model?: string;
    providerVersion?: string;
    startedAt: string;
    completedAt: string;
    durationMs: number;
    status: ActorStatus;
    reason: string;
    stats?: PiSessionStats;
}
export declare function piStopReasonToStatus(stop: PiStopReason): ActorStatus;
export declare function piStatusToCompletionReason(status: ActorStatus): ActorCompletionReason;
/**
 * Map a pi-agent-core session into the provider-neutral ActorTrace. Pure and
 * side-effect-free; mirrors codexResultToActorTrace. The persona reference is
 * supplied by the harness. Used by the actorRegistry to prove the contract is
 * provider-neutral ahead of the live SDK shim.
 */
export declare function piSessionToActorTrace(session: PiSessionResult, persona: ActorPersonaRef): ActorTrace;