import { type Component, type KeybindingsManager, type TUI } from '@earendil-works/pi-tui';
import type { ClientToBroker, GetSettingsData, GetTreeData, ListModelsData, ListScopedModelsData } from '../../../core/runtime/broker-protocol.js';
import type { ReadOpRequest } from '../../../core/broker-client/index.js';
/** A built picker overlay: the `component` to show, and the `focus` target the
 *  caller must `setFocus` (the component itself, or the inner list that owns
 *  `handleInput`). */
export interface Picker {
    component: Component;
    focus: Component;
}
/** Controls handed to a picker builder by InputController.showPicker. `close`
 *  tears the whole picker down + restores editor focus; `replace` swaps the
 *  CURRENTLY-mounted component for a new one IN THE SAME inline slot (no centered
 *  overlay), focusing it — used by multi-step flows like /login, where selecting
 *  a provider replaces the selector with the login dialog right under the editor. */
export interface PickerControls {
    close: () => void;
    replace: (component: Component, focus: Component) => void;
}
/** Send a command frame to the broker (= InputController hooks.onCommand). */
type Send = (frame: ClientToBroker) => void;
/** Issue a correlated read-op (lazy loaders need it after construction). */
type Request = (frame: ReadOpRequest) => Promise<unknown>;
/** Tear the picker overlay down (owned by InputController). */
type Close = () => void;
/** Surface a one-line viewer notice. */
type Notify = (message: string) => void;
/** `/model` (and ctrl+l) — the real model selector with search + scope toggle.
 *  Select → `set_model` with the resolved `provider/id` (the broker's
 *  `findModelSpec` requires that form). */
export declare function buildModelPicker(tui: TUI, data: ListModelsData, send: Send, close: Close): Picker;
/** `/resume` — the real session selector. Opens INSTANTLY and reconstructs from
 *  async loaders that fetch each scope on demand — the component's own Loading
 *  header covers the scan (listing a large session dir takes seconds, so the
 *  fetch must stay off the open path). Select → `switch_session`. Rename/delete
 *  are out of scope (no command frame). */
export declare function buildSessionPicker(tui: TUI, currentSessionFile: string | undefined, request: Request, keybindings: KeybindingsManager, send: Send, close: Close): Picker;
/** `/tree` — the real tree navigator (pure data). Select → `navigate_tree`.
 *  Label-edit is out of scope (no command frame) → no `onLabelChange`. */
export declare function buildTreePicker(tui: TUI, data: GetTreeData, send: Send, close: Close): Picker;
/** `/fork` — the real prior-user-message selector (pure data, from
 *  `get_tree.forkPoints`). Select → `fork`. The outer component has no
 *  `handleInput`; the inner `getMessageList()` does (focus target). */
export declare function buildForkPicker(data: GetTreeData, send: Send, close: Close): Picker;
/** `/settings` — the real settings menu (the wire `settings` IS a SettingsConfig
 *  superset). Only the contract-enumerated mutations are wired: thinking level →
 *  `set_thinking_level`, auto-compact → `set_auto_compaction`. Every other toggle
 *  has no command frame (out of scope), so its callback notifies rather than
 *  silently lying that the change took. The theme submenu is viewer-local (CTO).
 *  The outer component has no `handleInput`; `getSettingsList()` is the focus
 *  target. */
export declare function buildSettingsPicker(data: GetSettingsData, send: Send, close: Close, notify: Notify): Picker;
/** `/scoped-models` — READ-ONLY via a pi-tui SelectList. CONTRACT GAP: pi (through
 *  0.79.1) does not re-export `ScopedModelsSelectorComponent`, and the contract
 *  exposes no command frame for its enable/disable/persist mutations, so a
 *  faithful editable picker is not buildable in scope. This shows the registry
 *  with the enabled set marked; select notifies that toggling is unsupported. */
export declare function buildScopedModelsPicker(data: ListScopedModelsData, close: Close, notify: Notify): Picker;
export {};