import type { JobRow } from "../../lib/protocol.js";
import { type Overlay, type OverlayHost } from "../overlay-host.js";
/** What the overlay needs of the view (no daemon: `keepOne` is the view's). */
export type CompareHost = Pick<OverlayHost<never>, "theme" | "say" | "close" | "requestRender" | "attachTo" | "rows" | "termRows" | "worktreeChange">;
export interface CompareOpts {
    /** The sessions to compare, in column order. */
    ids: string[];
    /** Their fan-out when they are one (k keeps one of a fan-out only). */
    fanoutId?: string;
    /** The column to start on, when it is one of `ids`. */
    selectedId?: string;
    /** k twice: keep `keep`, delete `others` (the overlay has closed itself). */
    keepOne(keep: JobRow, others: JobRow[]): Promise<void>;
    /** Enter: the view's cursor goes to this row (the overlay has closed itself and attaches next). */
    select(id: string): void;
}
/**
 * M26: one column per session, ← → choose, Enter opens it, r reads the worktrees again, k twice
 * keeps it (a fan-out only). Rows are read from the host each time, so it follows the list; it
 * closes itself when none of them is left. Reads each worktree's change when it opens.
 */
export declare function createCompareOverlay(host: CompareHost, opts: CompareOpts): Overlay;