/**
 * @license
 * Copyright 2025 AionUi (aionui.com)
 * SPDX-License-Identifier: Apache-2.0
 */

import React from 'react';
import { describe, expect, it, vi, beforeEach } from 'vitest';
import { render, screen } from '@testing-library/react';
import { ConfigProvider } from '@arco-design/web-react';
import { MemoryRouter } from 'react-router-dom';
import AssistantSettings from '@/renderer/pages/settings/AssistantSettings';

const useAssistantListMock = vi.fn();
const useAssistantEditorMock = vi.fn();

vi.mock('react-i18next', () => ({
  useTranslation: () => ({
    t: (_key: string, options?: { defaultValue?: string }) => options?.defaultValue || _key,
  }),
}));

vi.mock('@arco-design/web-react', async () => {
  const actual = await vi.importActual<typeof import('@arco-design/web-react')>('@arco-design/web-react');
  return {
    ...actual,
    Message: {
      useMessage: () => [{ success: vi.fn(), error: vi.fn(), warning: vi.fn() }, <div key='message-context' />],
    },
  };
});

vi.mock('@/renderer/hooks/assistant', () => ({
  useAssistantList: () => useAssistantListMock(),
  useAssistantEditor: (params: unknown) => useAssistantEditorMock(params),
}));

vi.mock('@/renderer/pages/settings/components/SettingsPageWrapper', () => ({
  default: ({ children }: { children: React.ReactNode }) => <div data-testid='settings-wrapper'>{children}</div>,
}));

vi.mock('@/renderer/pages/settings/AssistantSettings/AssistantEditorPage', () => ({
  default: () => <div data-testid='assistant-editor-page' />,
}));

vi.mock('@/renderer/pages/settings/AssistantSettings/AssistantListPanel', () => ({
  default: () => <div data-testid='assistant-list-panel' />,
}));

vi.mock('@/renderer/pages/settings/AssistantSettings/DeleteAssistantModal', () => ({
  default: () => null,
}));

vi.mock('@/renderer/pages/settings/AssistantSettings/SkillConfirmModals', () => ({
  default: () => null,
}));

vi.mock('@/renderer/pages/settings/AssistantSettings/assistantUtils', async () => {
  const actual = await vi.importActual<typeof import('@/renderer/pages/settings/AssistantSettings/assistantUtils')>(
    '@/renderer/pages/settings/AssistantSettings/assistantUtils'
  );

  return {
    ...actual,
    resolveAvatarImageSrc: () => undefined,
  };
});

describe('AssistantSettings', () => {
  beforeEach(() => {
    useAssistantListMock.mockReturnValue({
      assistants: [],
      activeAssistantId: 'assistant-1',
      setActiveAssistantId: vi.fn(),
      activeAssistant: null,
      loadAssistants: vi.fn(),
      reorderAssistants: vi.fn(),
      localeKey: 'en-US',
    });

    useAssistantEditorMock.mockReturnValue({
      editVisible: true,
      isCreating: false,
      editName: '',
      setEditName: vi.fn(),
      editDescription: '',
      setEditDescription: vi.fn(),
      editAvatar: '',
      setEditAvatar: vi.fn(),
      editAgent: 'claude',
      setEditAgent: vi.fn(),
      editRecommendedPromptsText: '',
      setEditRecommendedPromptsText: vi.fn(),
      defaultModelMode: 'auto',
      setDefaultModelMode: vi.fn(),
      defaultModelValue: '',
      setDefaultModelValue: vi.fn(),
      defaultPermissionMode: 'auto',
      setDefaultPermissionMode: vi.fn(),
      defaultPermissionValue: '',
      setDefaultPermissionValue: vi.fn(),
      defaultSkillsMode: 'fixed',
      setDefaultSkillsMode: vi.fn(),
      defaultMcpMode: 'auto',
      setDefaultMcpMode: vi.fn(),
      availableMcpServers: [],
      selectedMcpIds: [],
      setSelectedMcpIds: vi.fn(),
      editContext: '',
      setEditContext: vi.fn(),
      promptViewMode: 'preview',
      setPromptViewMode: vi.fn(),
      availableSkills: [],
      selectedSkills: [],
      setSelectedSkills: vi.fn(),
      pendingSkills: [],
      setDeletePendingSkillName: vi.fn(),
      setDeleteCustomSkillName: vi.fn(),
      builtinAutoSkills: [],
      disabledBuiltinSkills: [],
      setDisabledBuiltinSkills: vi.fn(),
      handleSave: vi.fn(),
      handleDeleteClick: vi.fn(),
      handleDuplicate: vi.fn(),
      handleDeleteRequest: vi.fn(),
      handleToggleEnabled: vi.fn(),
      handleEdit: vi.fn(),
      handleCreate: vi.fn(),
      deleteConfirmVisible: false,
      setDeleteConfirmVisible: vi.fn(),
      deletePendingSkillName: null,
      deleteCustomSkillName: null,
      customSkills: [],
      setCustomSkills: vi.fn(),
      setPendingSkills: vi.fn(),
      handleDeleteConfirm: vi.fn(),
      setEditVisible: vi.fn(),
    });
  });

  it('keeps the editor visible when an existing assistant session is open and activeAssistant is temporarily null', () => {
    render(
      <ConfigProvider>
        <MemoryRouter>
          <AssistantSettings />
        </MemoryRouter>
      </ConfigProvider>
    );

    expect(screen.getByTestId('assistant-editor-page')).toBeInTheDocument();
    expect(screen.queryByTestId('assistant-list-panel')).not.toBeInTheDocument();
  });
});