export type DaemonJobKind = "repo_tool" | "persistent_monitor";
export type DaemonJobPriority = "interactive" | "background";
export type DaemonJobState = "queued" | "running";
export interface DaemonJobRequest {
    readonly sessionId: string | null;
    readonly sliceId: string | null;
    readonly repoId: string;
    readonly worktreeId: string | null;
    readonly tool: string;
    readonly kind: DaemonJobKind;
    readonly priority: DaemonJobPriority;
    readonly writerId: string;
}
export interface DaemonJobView extends DaemonJobRequest {
    readonly jobId: string;
    readonly state: DaemonJobState;
    readonly enqueuedAt: string;
    readonly startedAt: string | null;
    readonly waitMs: number;
}
export interface DaemonSchedulerCounts {
    readonly maxConcurrentJobs: number;
    readonly activeJobs: number;
    readonly queuedJobs: number;
    readonly interactiveQueuedJobs: number;
    readonly backgroundQueuedJobs: number;
    readonly activeWriterLanes: number;
    readonly queuedWriterLanes: number;
    readonly completedJobs: number;
    readonly failedJobs: number;
    readonly longestQueuedWaitMs: number;
}
export interface DaemonJobSchedulerOptions {
    readonly maxConcurrentJobs?: number | undefined;
}
export declare const ZERO_SCHEDULER_COUNTS: DaemonSchedulerCounts;
export declare class DaemonJobScheduler {
    private readonly maxConcurrentJobs;
    private readonly interactiveQueues;
    private readonly backgroundQueues;
    private readonly running;
    private completedJobs;
    private failedJobs;
    private lastInteractiveLaneKey;
    private lastBackgroundLaneKey;
    constructor(options?: DaemonJobSchedulerOptions);
    enqueue<T>(request: DaemonJobRequest, run: () => Promise<T>): Promise<T>;
    getCounts(nowMs?: number): DaemonSchedulerCounts;
    listJobs(nowMs?: number): readonly DaemonJobView[];
    private enqueueJob;
    private dispatch;
    private startJob;
    private takeNextJob;
    private takeNextJobForPriority;
    private takeNextJobFromQueues;
    private listQueuedJobs;
    private hasRunningLane;
    private getQueues;
}
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