import { BatchData, TransactionI } from "../../api/transactions/interface";
type Base64Attachment = {
    base64: string;
    mimeType: string;
    filename: string;
    size?: number;
};
type AttachmentValue = File[] | Base64Attachment[];
declare const placeholder: string;
declare let files: {
    [key: string]: AttachmentValue;
};
declare let fileLabels: {
    [key: string]: string[];
};
declare let fileErrorMsg: {
    [key: string]: string;
};
declare function isBase64AttachmentArray(attachments: unknown): attachments is Base64Attachment[];
declare function initLabels(uuid: string): void;
declare function clear(): void;
declare function setFiles(next: Record<string, AttachmentValue>): void;
declare function handleAttachmentChange({ that, uuid, event }: {
    that: any;
    uuid: string;
    event: Event;
}): void;
declare function removeAttachment({ that, uuid, labelIndex, event }: {
    that: any;
    uuid: string;
    labelIndex: number;
    event: Event;
}): void;
declare function uploadAttachments({ _pcTransactions, approvalResponse }: {
    _pcTransactions: TransactionI[];
    approvalResponse: BatchData;
}): Promise<void>;
export { clear, files, fileLabels, setFiles, isBase64AttachmentArray, handleAttachmentChange, initLabels, placeholder, removeAttachment, uploadAttachments, fileErrorMsg };