import { InjectionKey, Ref } from 'vue';
import { AGUIBreadcrumbItem } from '../components/breadcrumb/types';
import { AGUIAssetsExplorerProps, FSDirItem, FSItem } from '../components/explorer/types';
import { TreeNode } from '../components/tree/types';
export interface AGUIAssetsExplorerState extends Omit<AGUIAssetsExplorerProps, 'rootDir' | 'curDir' | 'curFileList' | 'tree'> {
    rootDir: Ref<FSDirItem | undefined>;
    curDir: Ref<FSDirItem | undefined>;
    curFileList: Ref<FSItem[]>;
    tree: Ref<TreeNode>;
    emit: (event: 'update:curDir' | 'update:rootDir' | 'update:tree', value: FSDirItem) => void | ((event: 'update:curFileList', value: FSItem[]) => void);
    setCurDir: (dir: FSDirItem) => void;
    setCurFileList: (list: FSItem[]) => void;
    setRootDir: (dir: FSDirItem) => void;
}
export declare const AGUIAssetsExplorerSymbol: InjectionKey<AGUIAssetsExplorerState>;
export declare function useAGUIAssetsExplorerState(): AGUIAssetsExplorerState;
/**
 * set cur dir item by handle
 */
export declare function getDirItemFromHandle(handle: FileSystemDirectoryHandle): FSDirItem;
/**
 * save file to dir handle
 */
export declare function saveFile(file: File, dirHandle?: FileSystemDirectoryHandle): Promise<FileSystemFileHandle | undefined>;
/**
 * show files in dir
 */
export declare function listFilesInDir(dir: FSDirItem, options: {
    showFiles?: boolean;
}): Promise<FSItem[]>;
export declare function openRootDir(dirHandle: FileSystemDirectoryHandle, state: AGUIAssetsExplorerState): Promise<void>;
/**
 * get breadcrumb items from curDir
 */
export declare function getBreadcrumbItems(state: ReturnType<typeof useAGUIAssetsExplorerState>): AGUIBreadcrumbItem[];
export declare function useAGUIAssetsExplorer(state: AGUIAssetsExplorerState): {
    breadcrumbItems: import('vue').ComputedRef<AGUIBreadcrumbItem[]>;
};
/**
 * click icon to open root dir
 */
export declare function onOpenDir(dirHandle: FileSystemDirectoryHandle, state: AGUIAssetsExplorerState): Promise<void>;
/**
 * open dir with picker
 */
export declare function openDir(state: AGUIAssetsExplorerState): Promise<void>;