import type { Asset } from "../api/asset/asset";
import type { FilledImageFieldImage } from "../value/image";
import type { LinkToMediaField } from "../value/linkToMedia";
import { type RTImageNode } from "../value/richText";
import type { InjectMigrationSpecificTypes } from "./Document";
/**
 * An asset to be uploaded to Prismic media library.
 */
export type MigrationAssetConfig = {
    /**
     * ID the assets is indexed with on the migration instance.
     *
     * @remarks
     * This property's value is not necessarily the same as the as the one in the
     * `file` property. It is mainly used for deduplication within a `Migration`
     * instance.
     */
    id: string | URL | File | NonNullable<ConstructorParameters<File>[0]>[0];
    /**
     * File to be uploaded as an asset.
     */
    file: string | URL | File | NonNullable<ConstructorParameters<File>[0]>[0];
    /**
     * Filename of the asset.
     */
    filename: string;
    /**
     * Notes about the asset. Notes are private and only visible in Prismic media
     * library.
     */
    notes?: string;
    /**
     * Credits and copyright for the asset if any.
     */
    credits?: string;
    /**
     * Alternate text for the asset.
     */
    alt?: string;
    /**
     * Tags associated with the asset.
     *
     * @remarks
     * Tags should be at least 3 characters long and 20 characters at most.
     */
    tags?: string[];
};
/**
 * An image field in a migration.
 */
export type MigrationImage = PrismicMigrationAsset | ({
    /**
     * A reference to the migration asset used to resolve the image field's
     * value.
     */
    id: PrismicMigrationAsset;
} & Record<string, PrismicMigrationAsset>);
/**
 * A link to media field in a migration.
 */
export type MigrationLinkToMedia = Pick<LinkToMediaField<"filled">, "link_type" | "text"> & {
    /**
     * A reference to the migration asset used to resolve the link to media
     * field's value.
     */
    id: PrismicMigrationAsset;
};
/**
 * The minimum amount of information needed to represent a link to media field
 * with the migration API.
 */
export type MigrationLinkToMediaField = Pick<LinkToMediaField<"filled">, "link_type" | "id" | "text"> | LinkToMediaField<"empty">;
/**
 * A rich text image node in a migration.
 */
export type MigrationRTImageNode = InjectMigrationSpecificTypes<Pick<RTImageNode, "type" | "linkTo">> & {
    /**
     * A reference to the migration asset used to resolve the rich text image
     * node's value.
     */
    id: PrismicMigrationAsset;
};
/**
 * A migration asset used with the Prismic Migration API.
 */
export declare class PrismicMigrationAsset {
    /**
     * Asset object from Prismic, available once created.
     */
    asset?: Asset;
    /**
     * Configuration of the asset.
     */
    config: MigrationAssetConfig;
    /**
     * The initial field value this migration field was created with.
     */
    originalField?: FilledImageFieldImage | LinkToMediaField<"filled"> | RTImageNode;
    /**
     * Creates a migration asset used with the Prismic Migration API.
     *
     * @param config - Configuration of the asset.
     * @param initialField - The initial field value if any.
     *
     * @returns A migration asset instance.
     */
    constructor(config: MigrationAssetConfig, initialField?: FilledImageFieldImage | LinkToMediaField<"filled"> | RTImageNode);
}