import { FileAttachment, NativeAttachmentFile } from '../types/resources/denormalized_attachment_resource_for_create';
export interface FileError {
    file_type?: string[];
    file_size?: boolean;
}
export declare function useAttachmentUploader({ conversationId, draftAttachments, onFlaggedInMessageForm, }: {
    conversationId: number;
    draftAttachments?: FileAttachment[];
    onFlaggedInMessageForm?: (id: string) => void;
}): {
    attachments: FileAttachment[];
    attachmentIds: string[];
    handleFilesAttached: (files: NativeAttachmentFile[]) => void;
    removeAttachment: (attachment: FileAttachment) => void;
    removeFlaggedAttachments: () => void;
    reset: () => void;
    pendingUploads: boolean;
    errorMessage: string | null;
    flaggedAttachmentCount: number;
    remainingAttachable: number;
};
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