import type { TurnId } from '../../types/ids/index.js';
import { type Task } from '../../types/task/index.js';
/** The turn a task view is drawn for. */
export interface TaskContextScope {
    /** The turn being run. */
    readonly turnId: TurnId;
    /**
     * When that turn started (epoch milliseconds). A resumed turn keeps the
     * time it first started, so a task it closed before parking still counts.
     */
    readonly turnStartedAt: number;
}
/**
 * The tasks a turn is shown (spec §4.5): every open task, whichever turn
 * created it, and the tasks closed during this turn. A task closed in an
 * earlier turn is left out — the list is durable per session, and without
 * this every finished item of every earlier turn would be re-read into each
 * new one.
 *
 * A task counts as closed in this turn when it reached a terminal status at
 * or after `turnStartedAt`, or when this turn created it (it cannot have
 * closed before it existed). Order is kept.
 */
export declare function selectTaskContext(tasks: readonly Task[], scope: TaskContextScope): Task[];
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