import { describe, expect, it } from "vitest";
import type { PhyFile } from "../src/domain/phy";
import {
  addComponentToParent,
  addKeyToParent,
  cloneNodesWithNewIds,
  createVariantGroupInParent,
  duplicateNode,
  insertNodes,
} from "../src/domain/phyCommands";
const ids = (() => {
  let n = 0;
  return () => `0000000${++n}-0000-4000-8000-000000000000`;
})();
const file: PhyFile = {
  version: "0.1.0",
  metadata: {},
  profiles: [{ id: "p", name: "P", unitSize: { x: 1, y: 1 } }],
  root: [
    { type: "cluster", id: "cl-parent", name: "P", transform: { x: 0, y: 0, rotation: 0 }, children: [] },
  ],
};
describe("PHY parent insertion and duplication", () => {
  it("adds keys and components to root, clusters, or variants", () => {
    let p = addKeyToParent(file, "cl-parent", { x: 2, y: 3, rotation: 0 }, { w: 1, h: 1 }, "p", ids);
    expect(
      p.root[0]!.type === "cluster" &&
        (p.root[0]! as import("../src/domain/phy").ClusterNode).children[0]?.type,
    ).toBe("key");
    p = addComponentToParent(p, "cl-parent", { x: 0, y: 0, rotation: 0 }, "@led", ids);
    expect(
      p.root[0]!.type === "cluster" &&
        (p.root[0]! as import("../src/domain/phy").ClusterNode).children[1]?.type,
    ).toBe("component");
  });
  it("inserts a copied node batch into a selected container", () => {
    const node = {
      type: "key" as const,
      id: "key-source",
      profile: "p",
      transform: { x: 1, y: 1, rotation: 0 },
      size: { w: 1, h: 1 },
    };
    const p = insertNodes(file, "cl-parent", [node]);
    expect(
      p.root[0]!.type === "cluster" && (p.root[0]! as import("../src/domain/phy").ClusterNode).children,
    ).toHaveLength(1);
  });
  it("renews IDs and remaps a duplicated group's internal default", () => {
    const base: PhyFile = {
      ...file,
      root: [
        {
          type: "variantGroup",
          id: "vg-source",
          name: "VG",
          transform: { x: 0, y: 0, rotation: 0 },
          default: "v-one",
          children: [
            { type: "variant", id: "v-one", name: "One", children: [] },
            { type: "variant", id: "v-two", name: "Two", children: [] },
          ],
        },
      ],
    };
    const q = duplicateNode(base, "vg-source", ids);
    const copy = q.root[1];
    expect(copy?.type).toBe("variantGroup");
    if (copy?.type === "variantGroup") {
      expect(copy.id).not.toBe("vg-source");
      expect(copy.default).not.toBe("v-one");
      expect(copy.children.map((v) => v.id)).not.toContain("v-one");
      expect(copy.default).toBe(copy.children[0]!.id);
    }
  });
  it("remaps defaults for variant groups nested inside a copied cluster", () => {
    const nested: PhyFile["root"][number] = {
      type: "cluster",
      id: "outer",
      transform: { x: 0, y: 0, rotation: 0 },
      children: [
        {
          type: "variantGroup",
          id: "vg-inner",
          name: "Inner",
          transform: { x: 1, y: 2, rotation: 0 },
          default: "v-inner-a",
          children: [
            { type: "variant", id: "v-inner-a", name: "A", children: [] },
            { type: "variant", id: "v-inner-b", name: "B", children: [] },
          ],
        },
      ],
    };
    const copy = cloneNodesWithNewIds([nested], ids)[0];
    expect(copy?.type).toBe("cluster");
    if (copy?.type === "cluster") {
      const group = copy.children[0];
      expect(group?.type).toBe("variantGroup");
      if (group?.type === "variantGroup") {
        expect(group.default).toBe(group.children[0]!.id);
        expect(group.default).not.toBe("v-inner-a");
      }
    }
  });
  it("creates a variant group inside a cluster or a variant", () => {
    const variants: Parameters<typeof createVariantGroupInParent>[4] = [{ name: "A" }, { name: "B" }];
    let p = createVariantGroupInParent(file, "cl-parent", "G", { x: 0, y: 0, rotation: 0 }, variants, ids);
    const parent = p.root[0] as import("../src/domain/phy").ClusterNode;
    expect(p.root).toHaveLength(1);
    expect(parent.children.map((n) => n.type)).toEqual(["variantGroup"]);
    const group = parent.children[0] as import("../src/domain/phy").VariantGroupNode;
    p = createVariantGroupInParent(
      p,
      group.children[1]!.id,
      "Inner",
      { x: 0, y: 0, rotation: 0 },
      variants,
      ids,
    );
    const updated = (p.root[0] as import("../src/domain/phy").ClusterNode).children[0] as typeof group;
    expect(updated.children[1]!.children.map((n) => n.type)).toEqual(["variantGroup"]);
  });
});