import { type RuntimeEvent, type RuntimeSessionState } from "@pi-claude-code-agent/runtime";
import type { RunResult, StartRunInput, SubagentBackend, SubagentRunRecord, RuntimeSubagentBackendOptions } from "./types.js";
export declare class ClaudeCodeSubagentBackend implements SubagentBackend {
    readonly runner: "claude-code-agent";
    private readonly runtime;
    private readonly storageDir;
    private readonly pollIntervalMs;
    private readonly completionTimeoutMs;
    private readonly needsAttentionAfterMs?;
    private readonly attentionPollIntervalMs;
    private readonly sessionToRunId;
    private readonly attentionRaised;
    private readonly ready;
    private attentionTimer?;
    constructor(options?: RuntimeSubagentBackendOptions);
    startRun(input: StartRunInput): Promise<SubagentRunRecord>;
    statusRun(runId: string): Promise<SubagentRunRecord | undefined>;
    listRuns(): Promise<SubagentRunRecord[]>;
    eventsRun(runId: string, cursor?: number): Promise<import("./types.js").SubagentRunChunk>;
    interruptRun(runId: string): Promise<SubagentRunRecord>;
    stopRun(runId: string): Promise<SubagentRunRecord>;
    collectResult(runId: string): Promise<RunResult | undefined>;
    private waitForCompletion;
    private waitForTerminalState;
    private syncRun;
    private persistResult;
    private rehydrateRuns;
    private scanAttention;
    private requireRun;
}
declare function buildTaskPrompt(agentPrompt: string | undefined, task: string): string;
declare function mapRunState(state: RuntimeSessionState | string): SubagentRunRecord["state"];
declare function extractSummary(events: RuntimeEvent[]): string;
export { buildTaskPrompt, extractSummary, mapRunState };