import type { EmptyObjectField, FieldState } from "./types";
/**
 * oEmbed 1.0 possible types.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export declare const OEmbedType: {
    readonly Photo: "photo";
    readonly Video: "video";
    readonly Link: "link";
    readonly Rich: "rich";
};
/**
 * oEmbed response base fields. Those are every mandatory fields an oEmbed
 * response must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
type OEmbedBase<TType extends (typeof OEmbedType)[keyof typeof OEmbedType]> = {
    /**
     * oEmbed resource type.
     */
    type: TType;
    /**
     * oEmbed version number, this must be "1.0".
     */
    version: string;
};
/**
 * oEmbed response extra fields. Those are every non-mandatory and unknown
 * fields an oEmbed response can feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type OEmbedExtra = {
    /**
     * oEmbed text title, describing the resource.
     */
    title?: string | null;
    /**
     * oEmbed resource author/owner name.
     */
    author_name?: string | null;
    /**
     * oEmbed resource author/owner URL.
     */
    author_url?: string | null;
    /**
     * oEmbed resource provider name.
     */
    provider_name?: string | null;
    /**
     * oEmbed resource provider URL.
     */
    provider_url?: string | null;
    /**
     * oEmbed suggested cache lifetime for the resource, in seconds.
     */
    cache_age?: number | null;
    /**
     * oEmbed resource thumbnail URL.
     */
    thumbnail_url?: string | null;
    /**
     * oEmbed resource thumbnail width.
     */
    thumbnail_width?: number | null;
    /**
     * oEmbed resource thumbnail height.
     */
    thumbnail_height?: number | null;
    /**
     * Providers may optionally include any parameters not specified in this
     * document (so long as they use the same key-value format) and consumers may
     * choose to ignore these. Consumers must ignore parameters they do not
     * understand.
     *
     * @see oEmbed specification: {@link https://oembed.com}
     */
    [key: string]: unknown | null;
};
/**
 * oEmbed photo type. Those are every mandatory fields an oEmbed photo response
 * must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type PhotoOEmbed = OEmbedBase<typeof OEmbedType.Photo> & {
    /**
     * oEmbed source URL of the image.
     */
    url: string;
    /**
     * oEmbed width in pixels of the image.
     */
    width: number;
    /**
     * oEmbed height in pixels of the image.
     */
    height: number;
};
/**
 * oEmbed video type. Those are every mandatory fields an oEmbed video response
 * must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type VideoOEmbed = OEmbedBase<typeof OEmbedType.Video> & {
    /**
     * oEmbed HTML required to embed a video player.
     */
    html: string;
    /**
     * oEmbed width in pixels required to display the HTML.
     */
    width: number;
    /**
     * oEmbed height in pixels required to display the HTML.
     */
    height: number;
};
/**
 * oEmbed link type. Those are every mandatory fields an oEmbed link response
 * must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type LinkOEmbed = OEmbedBase<typeof OEmbedType.Link>;
/**
 * oEmbed rich type. Those are every mandatory fields an oEmbed rich response
 * must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type RichOEmbed = OEmbedBase<typeof OEmbedType.Rich> & {
    /**
     * oEmbed HTML required to display the resource.
     */
    html: string;
    /**
     * oEmbed width in pixels required to display the HTML.
     */
    width: number;
    /**
     * oEmbed height in pixels required to display the HTML.
     */
    height: number;
};
/**
 * Any of the possible types of oEmbed response. Those contains only mandatory
 * fields their respective oEmbed response type must feature.
 *
 * @see oEmbed specification: {@link https://oembed.com}
 */
export type AnyOEmbed = PhotoOEmbed | VideoOEmbed | LinkOEmbed | RichOEmbed;
/**
 * An embed field.
 *
 * @typeParam Data - Data provided by the URL's oEmbed provider.
 * @typeParam State - State of the field which determines its shape.
 *
 * @see More details: {@link https://prismic.io/docs/embed}
 */
export type EmbedField<Data extends AnyOEmbed = AnyOEmbed & OEmbedExtra, State extends FieldState = FieldState> = State extends "empty" ? EmptyObjectField : Data & {
    embed_url: string;
    html: string | null;
};
export {};