import { describe, expect, it } from "vitest";
import { buildMenuParentTree, getMenuEditorFields, normalizeMenuEditorInput } from "./system-menu-form";
import type { SystemMenuItem } from "@/types";

describe("system menu editor", () => {
  it("shows only fields supported by each menu type", () => {
    expect(getMenuEditorFields("directory")).toEqual({ path: true, component: false, permission: false, icon: true });
    expect(getMenuEditorFields("page")).toEqual({ path: true, component: true, permission: true, icon: true });
    expect(getMenuEditorFields("button")).toEqual({ path: false, component: false, permission: true, icon: false });
  });

  it("clears route-only values when saving a button menu", () => {
    expect(normalizeMenuEditorInput({
      type: "button",
      path: "/users",
      componentKey: "SystemUsers",
      permissionCode: "system:user:update",
      icon: "User",
    })).toMatchObject({
      path: null,
      componentKey: null,
      permissionCode: "system:user:update",
      icon: null,
    });
  });

  it("does not offer buttons or the edited branch as a parent", () => {
    const menus = [
      { id: "root", name: "系统管理", type: "directory", parentId: null, sortOrder: 0 },
      { id: "users", name: "用户管理", type: "page", parentId: "root", sortOrder: 1 },
      { id: "user-edit", name: "编辑用户", type: "button", parentId: "users", sortOrder: 1 },
      { id: "roles", name: "角色管理", type: "page", parentId: "root", sortOrder: 2 },
    ] as SystemMenuItem[];

    const parentTree = buildMenuParentTree(menus, "root");
    expect(parentTree.map((item) => item.id)).toEqual([]);

    const editParentTree = buildMenuParentTree(menus, "users");
    expect(editParentTree[0].id).toBe("root");
    expect(editParentTree[0].children?.map((item) => item.id)).toEqual(["roles"]);
  });
});