import { HttpEvent } from '@angular/common/http';
import { Observable, Subscription } from 'rxjs';
export type UploadState = 'local' | 'uploading' | 'aborted' | 'uploaded' | 'validating' | 'error' | 'deleted' | 'done';
export type StateMap = {
    [key in UploadState]: string | string[];
};
export interface LocalFile {
    raw: File | undefined;
    progress: number;
    uploadState: UploadState;
    uploadRequests: Subscription | undefined;
}
export interface APIStatusReason {
    originatorId: string;
    reason: string;
    additionalInformation?: string;
}
export interface APIStatusBaseProperties {
    internalStatusReasonCode: string | null;
    statusReasonInformation: APIStatusReason[] | null;
}
export type APIStatus<T = APIStatusBaseProperties> = T & {
    id: string;
    status: string;
};
export interface APIFileBaseProperties {
    principal: string;
    uploadDate: string;
    registrarId: string;
    registrarName: string;
}
export type APIFile<T = APIFileBaseProperties, U = APIStatusBaseProperties> = APIStatus<U> & T & {
    id: string;
    fileName: string;
};
export interface EventStateChange extends Partial<APIStatus> {
    uploadState: UploadState;
    fileName: string;
}
export interface FileService<T = APIFileBaseProperties, U = APIStatusBaseProperties> {
    uploadFile(file: File): Observable<HttpEvent<APIFile<T, U>>>;
    fetchFiles(statuses?: string[]): Observable<Array<APIFile<T, U>>>;
    fetchStatus(id: string): Observable<APIStatus<U> | undefined>;
    /** Uses file as param to fetch file status. */
    fetchStatusFor?(file: APIFile<T, U>): Observable<APIStatus<U> | undefined>;
    removeFile(id: string): Observable<void>;
    /** Uses file as param to remove file. */
    removeFileFor?(file: APIFile<T, U>): Observable<void>;
}