import { ConnectedResult } from "./results/ConnectedResult.mjs";
import { IgnoredInvalidUpdateSuccess, UpdateSuccess } from "./results/success/UpdateSuccess.mjs";
import { ResourceError } from "./results/error/ErrorResult.mjs";
import { ReadSuccess } from "./results/success/ReadSuccess.mjs";
import { DatasetChanges } from "@ldo/rdf-utils";
import * as _$typed_emitter0 from "typed-emitter";

//#region src/Resource.d.ts
type ResourceEventEmitter = _$typed_emitter0.default<{
  update: () => void;
  notification: () => void;
}>;
/**
 * A resource is an abstract representation for a group of data on a remote
 * platform. For example, "Solid" has resources that could be containers or
 * leafs.
 */
interface Resource<UriType extends string = string> extends ResourceEventEmitter {
  /**
   * Indicates that this is not an error
   */
  readonly isError: false;
  /**
   * The uri of the resource
   */
  readonly uri: UriType;
  /**
   * The name of the resource. For example "NextGraphResource"
   */
  readonly type: string;
  /**
   * The most recent result from one of the resource methods.
   */
  status: ConnectedResult;
  /**
   * Returns true if this resource is currently loading.
   */
  isLoading(): boolean;
  /**
   * Returns true if this resource has performed a fetch at least once
   */
  isFetched(): boolean;
  /**
   * Returns true if this reosource has not performed a fetch at least once
   */
  isUnfetched(): boolean;
  /**
   * Returns true if this resource is currently performing its first fetch
   */
  isDoingInitialFetch(): boolean;
  /**
   * Returns true if this resource exists. Returns undefined if that is
   * currently unknown.
   */
  isPresent(): boolean | undefined;
  /**
   * Returns true if its confirmed that this resource doesn't exist. Returns
   * undefined if that is currently unknown.
   */
  isAbsent(): boolean | undefined;
  /**
   * Returns true if this resource is currently subscribed to notifications.
   */
  isSubscribedToNotifications(): boolean;
  /**
   * Fetches the resource.
   */
  read(): Promise<ReadSuccess<any> | ResourceError<any>>;
  /**
   * Fetches the resource if it hasn't been fetched yet.
   */
  readIfUnfetched(): Promise<ReadSuccess<any> | ResourceError<any>>;
  /**
   * Applies updates to this resource.
   * @param datasetChanges - A list of changes to data
   */
  update(datasetChanges: DatasetChanges): Promise<UpdateSuccess<any> | IgnoredInvalidUpdateSuccess<any> | ResourceError<any>>;
  /**
   * Begins a subscription to this resource
   * @param callbacks - optional set of callbacks to be called when this
   * resource is updated
   */
  subscribeToNotifications(callbacks?: {
    onNotification: (message: any) => void;
    onNotificationError: (err: Error) => void;
  }): Promise<string>;
  /**
   * Unsubscribes from notifications on this resource
   * @param subscriptionId the Id of the subscription to unsubscribe
   */
  unsubscribeFromNotifications(subscriptionId: string): Promise<void>;
  /**
   * Unsubscribes from all notifications.
   */
  unsubscribeFromAllNotifications(): Promise<void>;
}
//#endregion
export { Resource, ResourceEventEmitter };
//# sourceMappingURL=Resource.d.mts.map