import { BlockInstance } from "../";

// prettier-ignore
export type PhrasingContentSchema = {
    readonly [k in "#text" | "a" | "abbr" | "br" | "code" | "del" | "em" | "ins" | "s" | "strong" | "sub" | "sup"]:
        k extends "#text" | "br" ? {}
            : k extends "a" ? {
                    readonly attributes: ReadonlyArray<keyof HTMLAnchorElement>;
                    readonly children: PhrasingContentSchema;
                }
            : k extends "abbr" ? {
                    readonly attributes: ReadonlyArray<keyof HTMLElement>;
                    readonly children: PhrasingContentSchema;
                }
            : {
                readonly children: PhrasingContentSchema;
            };
};

export function getPhrasingContentSchema(): PhrasingContentSchema;

export namespace pasteHandler {
    interface BaseOptions {
        /**
         * Whether or not the user can use unfiltered HTML.
         */
        canUserUseUnfilteredHTML?: boolean | undefined;
        /**
         * Handle content as blocks or inline content.
         *  - `AUTO`: Decide based on the content passed.
         *  - `INLINE`: Always handle as inline content, and return string.
         *  - `BLOCKS`: Always handle as blocks, and return array of blocks.
         */
        mode?: "AUTO" | "INLINE" | "BLOCKS" | undefined;
        /**
         * The tag into which content will be inserted.
         */
        tagName?: keyof HTMLElementTagNameMap | undefined;
    }
    interface HTMLOptions extends BaseOptions {
        /**
         * The HTML to convert.
         */
        HTML: string;
    }
    interface PlainTextOptions extends BaseOptions {
        /**
         * Plain text version.
         */
        plainText: string;
    }
    type Options = HTMLOptions | PlainTextOptions;
}
/**
 * Converts an HTML string to known blocks. Strips everything else.
 *
 * @returns A list of blocks or a string, depending on `options.mode`.
 */
export function pasteHandler(options: pasteHandler.Options & { mode: "INLINE" }): string;
export function pasteHandler(options: pasteHandler.Options & { mode: "BLOCKS" }): BlockInstance[];
export function pasteHandler(options: pasteHandler.Options): BlockInstance[] | string;

/**
 * Converts an HTML string to known blocks.
 */
export function rawHandler(options: { HTML: string }): BlockInstance[];