import type { ExtensionContext } from "agent-sh/types";
import type { RenderNode, RenderNodes } from "./renderer.js";
import type { StatusSegment } from "./status-footer.js";
import type { SelectOpts, ConfirmOpts } from "./dialogs.js";
import type { InputOpts } from "./input-prompt.js";
export type { SelectChoice, SelectOpts, ConfirmOpts } from "./dialogs.js";
export type { InputOpts } from "./input-prompt.js";
export type { StatusSegment } from "./status-footer.js";
export type NoticeLevel = "info" | "warn" | "error" | "success";
export interface DiffOpts {
    before?: string | null;
    after?: string;
    filePath?: string;
    boxed?: boolean;
}
export interface Contribution {
    /** Re-pull this surface (call after the content it depends on changes). */
    refresh(): void;
    remove(): void;
}
/**
 * Typed sugar over ashi's UI protocol. Wraps the bus events and named handlers so call
 * sites read like a UI object, with real types and no magic strings — without a `ui` field
 * on the kernel context. Request/response surfaces degrade when no frontend answers them
 * (select/input → undefined, confirm → false, getEditorText → "").
 */
export interface Ui {
    notify(message: string, level?: NoticeLevel): void;
    select(opts: SelectOpts): Promise<string | undefined>;
    confirm(opts: ConfirmOpts): Promise<boolean>;
    diff(opts: DiffOpts): (width: number) => string[];
    input(opts?: InputOpts): Promise<string | undefined>;
    getEditorText(): string;
    setEditorText(text: string): void;
    /** Contribute a status-bar segment. `get` runs on each repaint; return null to show nothing. */
    status(get: () => StatusSegment | null): Contribution;
    /** Contribute a pinned widget above the input, built from the renderer's node factory. */
    dock(build: (nodes: RenderNodes) => RenderNode | null): Contribution;
}
export declare function createUi(ctx: ExtensionContext): Ui;