/**
 * WOPI discovery & URL helpers. The manager holds a single WopiRegistry
 * populated from a discovery XML document.
 */
export interface WopiApp {
    name: string;
    urlSrc: string;
    ext: string | null;
}
export declare class WopiRegistry {
    /** Apps keyed by MIME type. */
    private readonly byMime;
    /** Apps keyed by file extension. */
    private readonly byExt;
    /**
     * Parse a WOPI discovery XML document and populate the registry.
     * Discovery is a `<wopi-discovery>` with nested `<app>` and `<action>` tags.
     */
    static load(url: string, fetchImpl?: typeof fetch): Promise<WopiRegistry>;
    /** Find the edit URL for a given file (by name) and MIME type. */
    getEditUrl(name: string, mime: string | null): string | null;
    /** Find the view URL for a given file (by name) and MIME type. */
    getViewUrl(name: string, mime: string | null): string | null;
    /** True if the registry knows about any file types. */
    get hasApps(): boolean;
}
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