/**
 * The pieces of `ExtensionComboBuilder`: the committed-combo list
 * (`CommittedComboList`), the under-construction combo editor (`ComboDraftEditor`),
 * and the shared combo helpers. The builder owns the state and composes these.
 */
import type { Extension, PresetExtensionElement } from '@tai42/api-client';
import { type ReactNode } from 'react';
import { type SchemaEditorChange } from '../schema-editor';
/** The one config-taking extension this builder authors inline. */
export declare const OUTPUT_SCHEMA = "output_schema";
/** Two combos are equal when their NAME sequences match (config is not part of identity). */
export declare function sameNames(a: readonly string[], b: readonly string[]): boolean;
/** The stored `output_schema` config schema for a combo, if it carries one. */
export declare function outputSchemaConfig(combo: readonly PresetExtensionElement[]): Record<string, unknown> | null;
/** The element names in a combo that are absent from the known catalog. */
export declare function unknownNames(combo: readonly PresetExtensionElement[], availableNames: ReadonlySet<string>): string[];
/** The current combos, each a row of name badges with per-combo Edit and Remove. */
export declare function CommittedComboList({ value, availableReady, availableNames, editing, disabled, onEdit, onRemove, }: {
    readonly value: readonly PresetExtensionElement[][];
    readonly availableReady: boolean;
    readonly availableNames: ReadonlySet<string>;
    readonly editing: number | null;
    readonly disabled: boolean | undefined;
    readonly onEdit: (index: number) => void;
    readonly onRemove: (index: number) => void;
}): ReactNode;
/** The combo under construction: the extension picker, the inline output-schema
 *  editor when present, the duplicate note, and the Add/Update + Cancel actions. */
export declare function ComboDraftEditor({ available, draft, onDraftChange, draftHasOutputSchema, draftConfig, onDraftConfigChange, isDuplicate, canAdd, editing, disabled, idPrefix, onCommit, onReset, }: {
    readonly available: readonly Extension[];
    readonly draft: string[];
    readonly onDraftChange: (draft: string[]) => void;
    readonly draftHasOutputSchema: boolean;
    readonly draftConfig: SchemaEditorChange;
    readonly onDraftConfigChange: (change: SchemaEditorChange) => void;
    readonly isDuplicate: boolean;
    readonly canAdd: boolean;
    readonly editing: number | null;
    readonly disabled: boolean | undefined;
    readonly idPrefix: string;
    readonly onCommit: () => void;
    readonly onReset: () => void;
}): ReactNode;
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