import type { Repositories } from "../repositories/index.js";
import type { ScheduledEventRow } from "../types.js";
/**
 * Detect the current active phase by finding the lowest phase number
 * among all open tasks with a `phase:N` tag.
 *
 * @returns The phase number (1–6) or null if no phase-tagged tasks are open.
 */
export declare function detectCurrentPhase(repos: Repositories): number | null;
/**
 * Handles automatic triggering of scheduled events during session start
 * and task completion.
 */
export declare class EventTriggerService {
    private repos;
    constructor(repos: Repositories);
    /**
     * Trigger all session-start events: next_session, expired datetime, and every_session.
     * Returns the list of triggered events.
     */
    triggerSessionEvents(): ScheduledEventRow[];
    /**
     * Trigger task_complete events when a task is marked as done.
     * Also auto-schedules a phase gate event if PM-Full is enabled and
     * all tasks for the completed task's phase are now done.
     */
    triggerTaskCompleteEvents(taskId: number): ScheduledEventRow[];
    /**
     * If the completed task has a phase tag and all tasks for that phase are now
     * done, auto-schedule a phase gate event (next_session, high priority).
     * Only fires when PM-Full is active. Idempotent — won't duplicate if event exists.
     */
    private schedulePhaseGateIfComplete;
    /**
     * Mid-session check for any triggered events (datetime only).
     */
    checkEvents(): ScheduledEventRow[];
}
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