/**
 * Brain panel controller — opens the panel and translates settings-view
 * key actions into BrainPanelHost mutations (live apply + persist on the
 * CLI side), refreshing the snapshot and surfacing errors as panel hints.
 * Extracted from app.tsx (hotspot guardrail).
 */
import React from 'react';
import type { Action } from '../app-action-type.js';
import type { BrainRiskLevel } from '../brain-contracts.js';
import { type BrainPanelHost, type BrainPanelRow } from '../brain-panel-model.js';
/** Selection returned by the shared model-pick overlay (null = cancelled). */
export type ModelPickSelection = {
    providerId: string;
    model: string;
} | null;
export interface UseBrainPanelOptions {
    dispatch: React.Dispatch<Action>;
    getBrainData?: (() => {
        riskLevel: BrainRiskLevel;
        log: Array<{
            kind: string;
            question: string;
            outcome: string;
            age: string;
        }>;
    }) | undefined;
    brainPanelHost?: BrainPanelHost | undefined;
    /**
     * The SHARED two-step model picker (same overlay as /model), invoked in
     * 'pick' mode: resolves with the selection instead of switching the
     * session model. Provided by App's requestModelPick.
     */
    requestModelPick?: ((title: string) => Promise<ModelPickSelection>) | undefined;
}
export interface BrainPanelController {
    openBrainPanel: () => void;
    handleBrainAdjust: (row: BrainPanelRow, delta: number) => void;
    handleBrainEnter: (row: BrainPanelRow) => void;
    handleBrainDelete: (row: BrainPanelRow) => void;
    handleBrainVoterMod: (index: number, mod: 'persona' | 'veto') => void;
}
export declare function useBrainPanel(opts: UseBrainPanelOptions): BrainPanelController;
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