import { describe, it, expect, beforeEach, afterEach, vi } from "vitest";
import { render, screen, cleanup } from "@testing-library/react";
import type { Block, ProjectConfig } from "@/features/editor/state/editorStore";
import EditorPage from "@/app/editor/page";

let mockState: any;

beforeEach(() => {
  const baseProjectConfig: ProjectConfig = {
    title: "디바이더 블록 스타일 테스트",
    slug: "editor-divider-style-test",
    canvasPreset: "full",
    canvasWidthPx: 1024,
    canvasBgColorHex: "#0f172a",
    bodyBgColorHex: "#020617",
  } as ProjectConfig;

  mockState = {
    blocks: [] as Block[],
    projectConfig: baseProjectConfig,
    selectedBlockId: null as string | null,
    selectedListItemId: null as string | null,
    undo: vi.fn(),
    redo: vi.fn(),
    removeBlock: vi.fn(),
    duplicateBlock: vi.fn(),
    selectBlock: vi.fn(),
    selectListItem: vi.fn(),
    addTextBlock: vi.fn(),
    addButtonBlock: vi.fn(),
    addImageBlock: vi.fn(),
    addDividerBlock: vi.fn(),
    addListBlock: vi.fn(),
    addSectionBlock: vi.fn(),
    addFormBlock: vi.fn(),
    addFormInputBlock: vi.fn(),
    addFormSelectBlock: vi.fn(),
    addFormCheckboxBlock: vi.fn(),
    addFormRadioBlock: vi.fn(),
    addHeroTemplateSection: vi.fn(),
    addFeaturesTemplateSection: vi.fn(),
    addCtaTemplateSection: vi.fn(),
    addFaqTemplateSection: vi.fn(),
    addPricingTemplateSection: vi.fn(),
    addTestimonialsTemplateSection: vi.fn(),
    addBlogTemplateSection: vi.fn(),
    addTeamTemplateSection: vi.fn(),
    addFooterTemplateSection: vi.fn(),
    updateBlock: vi.fn(),
    replaceBlocks: vi.fn(),
    reorderBlocks: vi.fn(),
    moveBlock: vi.fn(),
  };
});

afterEach(() => {
  cleanup();
});

vi.mock("@/features/editor/state/editorStore", () => {
  const useEditorStore = (selector: (state: any) => any) => selector(mockState);
  (useEditorStore as any).getState = () => mockState;

  return {
    __esModule: true,
    useEditorStore,
  };
});

vi.mock("next/link", () => {
  return {
    __esModule: true,
    default: ({ href, children }: any) => <a href={href}>{children}</a>,
  };
});

function hexToRgb(hex: string) {
  const clean = hex.replace("#", "");
  const int = parseInt(clean, 16);
  const r = (int >> 16) & 255;
  const g = (int >> 8) & 255;
  const b = int & 255;
  return `rgb(${r}, ${g}, ${b})`;
}

describe("EditorPage - 디바이더 블록 스타일", () => {
  it("colorHex / widthMode+widthPx / marginYPx 가 에디터 디바이더 렌더에 반영되어야 한다", () => {
    const blocks: Block[] = [
      {
        id: "divider_style_1",
        type: "divider",
        props: {
          align: "center",
          thickness: "medium",
          widthMode: "fixed",
          widthPx: 400,
          colorHex: "#123456",
          marginYPx: 32,
        },
      } as any,
    ];

    mockState.blocks = blocks;
    mockState.selectedBlockId = "divider_style_1";

    render(<EditorPage />);

    // EditorPage 의 디바이더는 wrapper div 안에 border-t 클래스를 가진 div 로 렌더된다.
    const editorBlock = screen.getByTestId("editor-block") as HTMLElement;
    const inner = editorBlock.querySelector("div.border-t") as HTMLElement;
    expect(inner).toBeTruthy();

    expect(inner.style.borderColor).toBe(hexToRgb("#123456"));
    expect(inner.style.width).toBe("400px");

    // marginTop/marginBottom 은 상위 wrapper div 에 적용된다.
    const wrapper = inner.parentElement as HTMLElement;
    expect(wrapper.style.marginTop).toBe("32px");
    expect(wrapper.style.marginBottom).toBe("32px");
  });
});