import { getLatestFormSubmissionDraftVersion } from './services/draft-data-store';
import { SubmissionTypes } from '@oneblink/types';
import { DraftSubmission, DraftSubmissionInput, LocalFormSubmissionDraft, ProgressListener } from './types/submissions';
export type PriorityFn = (a: SubmissionTypes.FormSubmissionDraft, b: SubmissionTypes.FormSubmissionDraft) => number;
/**
 * Register a listener function that will be passed an array of Drafts when a
 * draft is added, updated or deleted.
 *
 * #### Example
 *
 * ```js
 * const listener = async (drafts) => {
 *   // use drafts here...
 * }
 * const deregister = await draftService.registerDraftsListener(listener)
 *
 * // When no longer needed, remember to deregister the listener
 * deregister()
 * ```
 *
 * @param listener
 * @returns
 */
declare function registerDraftsListener(listener: (drafts: LocalFormSubmissionDraft[]) => unknown): () => void;
/**
 * Create or update a Draft in the local store and sync it with remote drafts.
 * Will also handle cleaning up auto save data (if the `autoSaveKey` property is
 * passed).
 *
 * #### Example
 *
 * ```js
 * const abortController = new AbortController()
 * const formSubmissionDraftId = 'd3aeb944-d0b3-11ea-87d0-0242ac130003' // pass `undefined` to create a new draft
 * const autoSaveKey = 'SET ME TO DELETE AUTOSAVE DATA AFTER SAVING DRAFT'
 * const draftSubmissionInput = {
 *   title: 1,
 *   formsAppId: 1,
 *   submission: {
 *     form: 'data',
 *     goes: 'here',
 *   },
 *   definition: {
 *     form: 'definition',
 *     goes: 'here',
 *   },
 * }
 * await draftService.upsertDraft({
 *   formSubmissionDraftId,
 *   autoSaveKey,
 *   draftSubmissionInput,
 *   abortSignal: abortController.signal,
 *   onProgress: (progress) => {
 *     // ...
 *   },
 * })
 * ```
 *
 * @param options
 * @returns
 */
declare function upsertDraft({ formSubmissionDraftId, draftSubmissionInput, autoSaveKey, onProgress, abortSignal, pendingTimestamp, }: {
    formSubmissionDraftId: string | undefined;
    draftSubmissionInput: DraftSubmissionInput;
    autoSaveKey?: string;
    onProgress?: ProgressListener;
    abortSignal?: AbortSignal;
    pendingTimestamp?: string;
}): Promise<void>;
/**
 * Get an array of Drafts for the currently logged in user.
 *
 * #### Example
 *
 * ```js
 * const drafts = await draftService.getDrafts()
 * ```
 *
 * @param abortSignal - Signal to abort the requests
 * @returns
 */
declare function getDrafts(abortSignal?: AbortSignal): Promise<LocalFormSubmissionDraft[]>;
/**
 * Get an array of Drafts that have been submitted publicly on this device.
 *
 * #### Example
 *
 * ```js
 * const drafts = await draftService.getPublicDrafts()
 * ```
 *
 * @returns
 */
declare function getPublicDrafts(): Promise<LocalFormSubmissionDraft[]>;
/**
 * Get a single Draft and the associated submission data.
 *
 * #### Example
 *
 * ```js
 * const draftId = 'd3aeb944-d0b3-11ea-87d0-0242ac130003'
 * const { draft, draftData, lastElementUpdated } =
 *   await draftService.getDraftAndData(draftId)
 * // use "draftData" to prefill a from
 * ```
 *
 * @param draftId
 * @returns
 */
declare function getDraftAndData(formsAppId: number, formSubmissionDraftId: string | undefined | null, abortSignal: AbortSignal | undefined): Promise<DraftSubmission | undefined>;
/**
 * Remove a draft from the local store and sync with remote drafts.
 *
 * #### Example
 *
 * ```js
 * const draftId = 'd3aeb944-d0b3-11ea-87d0-0242ac130003'
 * await draftService.deleteDraft(draftId)
 * ```
 *
 * @param draftId
 * @param formsAppId
 * @returns
 */
declare function deleteDraft(formSubmissionDraftId: string, formsAppId: number, abortSignal?: AbortSignal): Promise<void>;
/**
 * Force a sync of remote drafts with locally stored drafts. This function will
 * swallow all errors thrown unless `true` is passed for the `throwError`
 * property.
 *
 * #### Example
 *
 * ```js
 * await draftService.syncDrafts({
 *   throwError: true,
 *   formsAppId: 1,
 * })
 * ```
 *
 * @param param0
 * @returns
 */
declare function syncDrafts({ priorityFn, formsAppId, throwError, abortSignal, }: {
    /** The id of the OneBlink Forms App to sync drafts with */
    formsAppId: number;
    /**
     * Function used to determine the order of the draft downloads. It is expected
     * to return a negative value if the first argument is less than the second
     * argument, zero if they're equal, and a positive value otherwise.
     */
    priorityFn?: PriorityFn;
    /** `true` to throw errors while syncing */
    throwError?: boolean;
    /** Signal to abort the requests */
    abortSignal?: AbortSignal;
}): Promise<void>;
export { registerDraftsListener, upsertDraft, getDraftAndData, getDrafts, getPublicDrafts, deleteDraft, syncDrafts, getLatestFormSubmissionDraftVersion, LocalFormSubmissionDraft, };