import type { IValueSubject, Nullable } from "@vkontakte/videoplayer-shared";
import type { ChapterBranch, ManifestVideo, Chapter, Manifest, GraphEditChapter, GraphViewChapter, AnyManifest } from "../../manifest";
import { Loadable, type Loaders } from "./Loadable";
type BranchesData = {
	chapter: Chapter;
	graph: GraphEditChapter | GraphViewChapter | undefined;
	media: ManifestVideo;
};
export declare class ManifestController extends Loadable {
	manifest: Nullable<Manifest>;
	chapter: Nullable<Chapter>;
	media: Nullable<ManifestVideo>;
	graph: Nullable<Manifest["graph"]>;
	prevChapter$: IValueSubject<Chapter | null>;
	onError: (err: unknown) => void;
	constructor(loaders: Partial<Loaders>, onError: (err: unknown) => void);
	release(): this;
	setManifest(source: AnyManifest | string): Promise<ManifestController>;
	setInitial(): Promise<ManifestController>;
	setNext(chapterId?: string | undefined): Promise<ManifestController>;
	errorHandler(errors: unknown): void;
	getInitial(): Nullable<BranchesData>;
	getByChapterId(chapterId?: string | undefined): Nullable<BranchesData>;
	getBranches(chapterId?: string | undefined): BranchesData[];
	getByBranches(branches?: ChapterBranch[]): BranchesData[];
	getCurrent(): {
		chapter: Nullable<Chapter>;
		media: Nullable<ManifestVideo>;
		graph: Nullable<Manifest["graph"]>;
	};
	isInitialChapter(): boolean;
	isEndChapter(): boolean;
}
export {};