import { beforeEach, describe, expect, it, vi } from 'vitest';
import { render, screen, waitFor, within } from '@testing-library/react';
import userEvent from '@testing-library/user-event';

import { FramedAvatar, Nickname } from '@/components/profile/Cosmetics';
import { nickColorStyle, nickEffectClass } from '@/components/profile/cosmeticsStyle';
import {
  bodyOf,
  findRequest,
  installFetch,
  json,
  makeUser,
  recordedRequests,
  renderApp,
  resetStores,
  type FetchRoute,
} from './helpers';

/**
 * Оформление профиля (AGENT.md 7.2, 7.4): отрисовка рамки, иконки, цвета и
 * эффекта ника, редактор личного стиля и галерея оформления сервера.
 */

const user = makeUser({ display_name: 'Аля' });

describe('отрисовка оформления', () => {
  it('рисует рамку, иконку, цвет и эффект ника', () => {
    render(
      <div>
        <FramedAvatar
          name="Аля"
          seed="u-1"
          size="md"
          cosmetics={{
            frame_id: 'f-1',
            badge_id: 'b-1',
            nick_color: 0xe74c3c,
            nick_effect: 'glow',
          }}
        />
        <Nickname
          name="Аля"
          cosmetics={{ badge_id: 'b-1', nick_color: 0xe74c3c, nick_effect: 'glow' }}
        />
      </div>,
    );

    const frame = screen.getByTestId('avatar-frame');
    expect(frame.querySelector('img')?.getAttribute('src')).toBe('/files/f-1');
    expect(screen.getByTestId('nick-badge').getAttribute('src')).toBe('/files/b-1');

    const nick = screen.getByTestId('nick-name');
    expect(nick).toHaveTextContent('Аля');
    expect(nick).toHaveClass('gl-nick', 'gl-nick-glow');
    expect(nick).toHaveStyle({ color: '#e74c3c' });
  });

  it('без оформления показывает обычный аватар и ник', () => {
    render(<Nickname name="Боб" />);

    expect(screen.queryByTestId('avatar-frame')).toBeNull();
    expect(screen.queryByTestId('nick-badge')).toBeNull();
    expect(screen.getByTestId('nick-name')).toHaveClass('gl-nick');
    expect(screen.getByTestId('nick-name')).not.toHaveClass('gl-nick-glow');
  });

  it('неизвестный эффект и нулевой цвет игнорируются', () => {
    expect(nickEffectClass('unknown')).toBe('gl-nick');
    expect(nickEffectClass(undefined)).toBe('gl-nick');
    expect(nickEffectClass('fire')).toBe('gl-nick gl-nick-fire');
    expect(nickColorStyle(0)).toBeUndefined();
    expect(nickColorStyle(undefined)).toBeUndefined();
    expect(nickColorStyle(0x2ecc71)).toEqual({ color: '#2ecc71' });
  });
});

/** Маршруты окна настроек: профиль, стили и серверы. */
function settingsRoutes(styles: unknown[], cosmetics: unknown[] = []): FetchRoute[] {
  return [
    { match: '/api/v1/users/@me/styles', response: () => json({ styles }) },
    {
      match: '/api/v1/users/@me/guilds',
      response: () =>
        json({
          guilds: [
            {
              id: 'g-1',
              name: 'Сервер',
              owner_id: 'user-1',
              is_main: true,
              member_count: 1,
              my_role_ids: [],
              my_permissions: ['MANAGE_ROLES'],
            },
          ],
        }),
    },
    { match: '/api/v1/users/@me', response: () => json({ user }) },
    { match: '/api/v1/instance', response: () => json({ instance: { name: 'glchat-test' } }) },
    { match: '/api/v1/guilds/g-1/cosmetics', response: () => json({ cosmetics }) },
    { match: '/api/v1/guilds/g-1/roles', response: () => json({ roles: [] }) },
    { match: '/api/v1/guilds/g-1/members', response: () => json({ members: [] }) },
    {
      match: '/api/v1/guilds/g-1',
      response: () =>
        json({
          guild: {
            id: 'g-1',
            name: 'Сервер',
            owner_id: 'user-1',
            is_main: true,
            member_count: 1,
            my_role_ids: [],
            my_permissions: ['MANAGE_ROLES', 'ADMINISTRATOR'],
            roles: [],
            channels: [],
          },
        }),
    },
  ];
}

const stylesPayload = [
  {
    scope: 'global',
    style: { frame_id: 'f-1' },
    frame_ids: ['f-1', 'f-2'],
    badge_ids: ['b-1'],
    nick_colors: [0xe74c3c, 0x2ecc71],
    effects: ['none', 'glow', 'gradient'],
  },
  {
    scope: 'g-1',
    guild_id: 'g-1',
    guild_name: 'Сервер',
    style: {},
    frame_ids: ['f-1'],
    badge_ids: [],
    nick_colors: [0xe74c3c],
    effects: ['none', 'glow'],
  },
];

beforeEach(() => {
  resetStores();
});

describe('редактор личного стиля', () => {
  it('меняет рамку, иконку, цвет и эффект и сбрасывает стиль', async () => {
    const fetchMock = installFetch(settingsRoutes(stylesPayload));
    renderApp('/app');
    await userEvent.click(await screen.findByLabelText('Настройки пользователя'));
    await userEvent.click(await screen.findByRole('button', { name: 'Профиль' }));
    const section = await screen.findByTestId('profile-style');

    // Текущий стиль подставляется в предпросмотр.
    expect(within(section).getByTestId('avatar-frame')).toBeInTheDocument();

    // Рамка: выбор другой рамки уходит на сервер.
    await userEvent.click(within(section).getByTestId('style-frame-f-2'));
    await waitFor(() => {
      expect(
        bodyOf(findRequest(fetchMock, { url: '/users/@me/styles/global', method: 'PUT' })),
      ).toMatchObject({ frame_id: 'f-2', nick_effect: 'none' });
    });

    // Иконка.
    await userEvent.click(within(section).getByTestId('style-badge-b-1'));
    await waitFor(() => {
      const calls = recordedRequests(fetchMock).filter(
        (request) => request.method === 'PUT' && request.url.includes('/styles/'),
      );
      expect(calls.at(-1)?.body).toMatchObject({ badge_id: 'b-1' });
    });

    // Цвет из палитры.
    await userEvent.click(within(section).getByTestId('style-color-2ecc71'));
    await waitFor(() => {
      const calls = recordedRequests(fetchMock).filter(
        (request) => request.method === 'PUT' && request.url.includes('/styles/'),
      );
      expect(calls.at(-1)?.body).toMatchObject({ nick_color: 0x2ecc71 });
    });

    // Эффект ника.
    await userEvent.selectOptions(within(section).getByTestId('style-effect'), 'glow');
    await waitFor(() => {
      const calls = recordedRequests(fetchMock).filter(
        (request) => request.method === 'PUT' && request.url.includes('/styles/'),
      );
      expect(calls.at(-1)?.body).toMatchObject({ nick_effect: 'glow' });
    });

    // Сброс стиля.
    await userEvent.click(within(section).getByTestId('style-reset'));
    await waitFor(() => {
      expect(
        findRequest(fetchMock, { url: '/users/@me/styles/global', method: 'DELETE' }),
      ).toBeDefined();
    });
  });

  it('переключает область на пер-серверный стиль', async () => {
    installFetch(settingsRoutes(stylesPayload));
    renderApp('/app');
    await userEvent.click(await screen.findByLabelText('Настройки пользователя'));
    await userEvent.click(await screen.findByRole('button', { name: 'Профиль' }));
    const section = await screen.findByTestId('profile-style');

    expect(within(section).getByText('Для друзей (DM и глобальные места)')).toBeInTheDocument();
    await userEvent.selectOptions(within(section).getByTestId('style-scope'), 'g-1');

    // В пер-серверном стиле доступна только одна рамка и нет иконок.
    expect(within(section).getByTestId('style-frame-f-1')).toBeInTheDocument();
    expect(within(section).queryByTestId('style-frame-f-2')).toBeNull();
    expect(within(section).getByText(/Роли пока не выдали ни одной иконки/u)).toBeInTheDocument();
  });
});

describe('галерея оформления сервера', () => {
  it('загружает элемент, переименовывает и удаляет его', async () => {
    vi.spyOn(window, 'confirm').mockReturnValue(true);
    const cosmetic = {
      id: 'c-1',
      guild_id: 'g-1',
      kind: 'frame',
      name: 'Золотая',
      file_id: 'file-1',
      created_at: '2026-09-20T10:00:00Z',
    };
    const routes: FetchRoute[] = [
      ...settingsRoutes([], [cosmetic]),
      {
        match: '/api/v1/guilds/g-1/cosmetics',
        method: 'POST',
        response: () => json({ cosmetic }),
      },
      {
        match: '/api/v1/guilds/g-1/cosmetics/c-1',
        method: 'PATCH',
        response: () => json({ cosmetic: { ...cosmetic, name: 'Новая' } }),
      },
      {
        match: '/api/v1/guilds/g-1/cosmetics/c-1',
        method: 'DELETE',
        response: () => json({ ok: true }),
      },
    ];
    const fetchMock = installFetch(routes);
    renderApp('/app');
    await userEvent.click(await screen.findByLabelText('Настройки пользователя'));
    await userEvent.click(await screen.findByRole('button', { name: 'Сервер' }));
    const section = await screen.findByTestId('guild-cosmetics');

    // Загрузка файла: multipart-запрос с видом элемента.
    const file = new File(['картинка'], 'frame.png', { type: 'image/png' });
    await userEvent.upload(within(section).getByTestId('cosmetic-input-frame'), file);
    await waitFor(() => {
      expect(
        recordedRequests(fetchMock).some(
          (request) => request.method === 'POST' && request.url.includes('/cosmetics'),
        ),
      ).toBe(true);
    });

    // Переименование.
    await userEvent.click(within(section).getByTestId('cosmetic-rename-c-1'));
    const nameInput = within(section).getByLabelText('Имя элемента');
    await userEvent.clear(nameInput);
    await userEvent.type(nameInput, 'Новая');
    await userEvent.click(within(section).getByRole('button', { name: 'Сохранить' }));
    await waitFor(() => {
      expect(
        bodyOf(findRequest(fetchMock, { url: '/cosmetics/c-1', method: 'PATCH' })),
      ).toMatchObject({
        name: 'Новая',
      });
    });

    // Удаление.
    await userEvent.click(within(section).getByTestId('cosmetic-delete-c-1'));
    await waitFor(() => {
      expect(findRequest(fetchMock, { url: '/cosmetics/c-1', method: 'DELETE' })).toBeDefined();
    });
  });
});