import shuffle from "just-shuffle";
import type { ModeShort } from "../in-game-lists";

export function modesOrder(
  type: "EQUAL" | "SZ_EVERY_OTHER",
  modes: ModeShort[]
): ModeShort[] {
  if (type === "EQUAL") {
    return shuffle(modes);
  }

  const withoutSZ = shuffle(modes.filter((mode) => mode !== "SZ"));

  return withoutSZ.flatMap((mode) => [mode, "SZ"]);
}