import React from "react";
import { AttachedFile, PastedContent } from "../../types/research";
import type { ChatFile } from "../../types/chat";
interface UseFileHandlingOptions {
    setMessage: React.Dispatch<React.SetStateAction<string>>;
    contextFiles: ChatFile[];
    contextFileIds: string[];
    setContextFiles: (files: ChatFile[]) => void;
    setContextFileIds: (ids: string[]) => void;
}
export declare function useFileHandling({ setMessage, contextFiles, contextFileIds, setContextFiles, setContextFileIds, }: UseFileHandlingOptions): {
    files: AttachedFile[];
    setFiles: React.Dispatch<React.SetStateAction<AttachedFile[]>>;
    pastedContent: PastedContent[];
    setPastedContent: React.Dispatch<React.SetStateAction<PastedContent[]>>;
    isDragging: boolean;
    isExtractingUrl: boolean;
    handleFiles: (newFilesList: FileList | File[]) => Promise<void>;
    extractUrl: (url: string) => Promise<boolean>;
    onDragOver: (e: React.DragEvent) => void;
    onDragLeave: (e: React.DragEvent) => void;
    onDrop: (e: React.DragEvent) => void;
    handlePaste: (e: React.ClipboardEvent) => void;
    resetAttachments: () => void;
};
export {};