import type { JSX, ValidComponent } from "@solidjs/web";
import { dynamic } from "@solidjs/web";
import { omit } from "solid-js";
import { mergeRootProps } from "../internals/merge-root-props";
import { resolveClassStyle } from "../internals/resolve-class-style";
import type { BaseUIComponentProps, Orientation } from "../internals/types";

export type { Orientation };

export interface SeparatorState {
	orientation: Orientation;
}

export interface SeparatorProps
	extends Omit<
		BaseUIComponentProps<"div", SeparatorState>,
		"role" | "aria-orientation"
	> {
	/**
	 * Tag/component to render. Defaults to `"div"`. Replaces the
	 * pre-spike `render` prop (axis G).
	 */
	as?: ValidComponent;
	orientation?: Orientation;
}

/**
 * A separator that visually or semantically divides content. Renders a
 * `<div>` element (or `as` override).
 *
 * Solid 2.0-native rewire (§1 wave 1): replaces `renderElement` with
 * `dynamic(() => props.as ?? "div")`, threading the role +
 * `aria-orientation` + `data-orientation` reactive bag through
 * `mergeRootProps`.
 */
export function Separator(props: SeparatorProps): JSX.Element {
	const orientation = (): Orientation => props.orientation ?? "horizontal";

	const internal = {
		role: "separator" as const,
		get "aria-orientation"() {
			return orientation();
		},
		get "data-orientation"() {
			return orientation();
		},
	};

	const userStyling = resolveClassStyle(props, () => ({
		orientation: orientation(),
	}));

	const userProps = omit(props, "class", "style", "attrs", "as", "orientation");

	const styledUserProps = mergeRootProps(userStyling, userProps);

	const merged = mergeRootProps(internal, styledUserProps);

	const Tag = dynamic(() => props.as ?? "div");
	return <Tag {...merged} />;
}