import { Window } from 'happy-dom';
import { afterEach, describe, expect, it, vi } from 'vitest';

describe('@videojs/html/icons', () => {
  afterEach(() => {
    vi.unstubAllGlobals();
    vi.resetModules();
  });

  it('exports SVG strings without registering media-icon', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    const { playIcon } = await import('../index');

    expect(playIcon).toContain('<svg');
    expect(customElements.get('media-icon')).toBeUndefined();
  });

  it('renders icons that exist before the registry module loads', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    document.body.innerHTML = '<media-icon name="play"></media-icon>';

    await import('../element');
    await customElements.whenDefined('media-icon');

    await vi.waitFor(() => {
      expect(document.querySelector('media-icon')?.innerHTML).toContain('<svg');
    });
  });

  it('renders minimal icons from the lazy family loader', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    document.body.innerHTML = '<media-icon family="minimal" name="play"></media-icon>';

    await import('../element');
    await customElements.whenDefined('media-icon');

    await vi.waitFor(() => {
      expect(document.querySelector('media-icon')?.innerHTML).toContain('<svg');
    });
  });

  it('does not microtask-loop when icon name is missing from a loaded family', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    document.body.innerHTML = `
      <media-icon id="good" name="play"></media-icon>
      <media-icon id="bad" name="__no_such_icon__"></media-icon>
    `;

    await import('../element');
    await customElements.whenDefined('media-icon');

    await vi.waitFor(() => {
      expect(document.querySelector('#good')?.innerHTML).toContain('<svg');
    });

    expect(document.querySelector('#bad')?.innerHTML).toBe('');
  });

  it('does not microtask-loop when family has no loader', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    document.body.innerHTML = '<media-icon family="__unknown_family__" name="play"></media-icon>';

    await import('../element');
    await customElements.whenDefined('media-icon');

    await Promise.resolve();
    await Promise.resolve();
    expect(document.querySelector('media-icon')?.innerHTML).toBe('');
  });

  it('renders icons from a family-specific import', async () => {
    const testWindow = new Window();

    vi.stubGlobal('window', testWindow);
    vi.stubGlobal('document', testWindow.document);
    vi.stubGlobal('customElements', testWindow.customElements);
    vi.stubGlobal('HTMLElement', testWindow.HTMLElement);

    document.body.innerHTML = '<media-icon family="minimal" name="play"></media-icon>';

    await import('../element/minimal');
    await customElements.whenDefined('media-icon');

    expect(document.querySelector('media-icon')?.innerHTML).toContain('<svg');
  });
});