import { Dynamic } from "../primitives/dynamic.js";
import { Int } from "../primitives/types.js";
import { enumType } from "../structures/enum.js";
import { newProduct } from "../structures/product.js";
import { structType } from "../structures/struct.js";
import { prettyT, prodType } from "../structures/types.js";

const Slot = structType([
  newProduct("value")(() => Value),
  newProduct("depth")(() => Int),
  newProduct("overwrites")(() => Slot),
]);

// A Value is either:
//   - a literal, without any dependencies.
//   - read from a slot. the Value then has a read-dependency on that slot.
//   - a transformation of another Value, by a function. the function is also a Value.
const variants = [
  newProduct("literal", () => Dynamic),
  newProduct("read", () => Slot),
  newProduct("transformation", () => prodType(Value, Dynamic)),
];
const Value = enumType(variants);

// console.log(prettyT(Slot));
// console.log(prettyT(Value));