/// <reference types="react" />
import type { DropdownMenuItemMixed } from '@gravity-ui/uikit';
export type NavigationTreeNodeType = 'async_replication' | 'column_table' | 'resource_pool' | 'database' | 'directory' | 'external_data_source' | 'external_table' | 'index_table' | 'index' | 'stream' | 'system_table' | 'streaming_query' | 'table' | 'topic' | 'transfer' | 'view';
export interface NavigationTreeDataItem<M = unknown> {
    name: string;
    type: NavigationTreeNodeType;
    /** determined by type by default */
    expandable?: boolean;
    meta?: M;
}
export interface NavigationTreeState {
    [path: string]: NavigationTreeNodeState;
}
export interface NavigationTreeNodeState {
    path: string;
    name: string;
    type: NavigationTreeNodeType;
    /** determined by type by default */
    expandable?: boolean;
    collapsed: boolean;
    loading: boolean;
    loaded: boolean;
    error: boolean;
    children: string[];
    level?: number;
    meta?: unknown;
    /**
     * Id of the in-flight load request for this node. Assigned by `StartLoading`,
     * cleared back to `0` on `FinishLoading` / `ErrorLoading` / `ResetNode`, so
     * `requestId === 0` always means "no active request". Used to discard stale
     * results: a `FinishLoading` / `ErrorLoading` whose payload id does not match
     * the current value is dropped (so a late response from a request superseded
     * by `ResetNode` + a new `StartLoading` cannot overwrite the newer one).
     */
    requestId: number;
}
export interface NavigationTreeServiceNode {
    path: string;
    status: 'loading' | 'error' | 'empty';
    level?: number;
}
export type NavigationTreeNodePartialState = Omit<NavigationTreeNodeState, 'loading' | 'loaded' | 'error' | 'children' | 'requestId'>;
export interface NavigationTreeProps<D = any, M = any> {
    rootState: NavigationTreeNodePartialState;
    fetchPath: (path: string) => Promise<NavigationTreeDataItem<M>[]>;
    onActionsOpenToggle?: (args: {
        path: string;
        type: NavigationTreeNodeType;
        isOpen: boolean;
    }) => void;
    getActions?: (path: string, type: NavigationTreeNodeType, meta: M) => DropdownMenuItemMixed<D>[];
    renderAdditionalNodeElements?: (path: string, type: NavigationTreeNodeType, meta: M) => JSX.Element | undefined;
    activePath?: string;
    onActivePathUpdate?: (activePath: string) => void;
    cache?: boolean;
    virtualize?: boolean;
}