import { beforeEach, describe, expect, it, vi } from 'vitest';
import { useAuthStore } from '@/stores/auth';
import { useOpencodeStore } from '@/stores/opencode';
import { usePartnerProfilesStore } from '@/stores/partner-profiles';
import { useProviderStore } from '@/stores/providers';
import { useSettingsStore } from '@/stores/settings';
import { useUserSyncStore } from '@/stores/user-sync';

const hostApiFetchMock = vi.hoisted(() => vi.fn());
const fetchProviderSnapshotMock = vi.hoisted(() => vi.fn());

vi.mock('@/lib/host-api', () => ({
  hostApiFetch: (...args: unknown[]) => hostApiFetchMock(...args),
  ensureHostApiToken: vi.fn().mockResolvedValue('test-token'),
  createHostEventSource: vi.fn(() => ({ close: vi.fn() })),
}));

vi.mock('@/lib/provider-accounts', () => ({
  fetchProviderSnapshot: (...args: unknown[]) => fetchProviderSnapshotMock(...args),
  isHostApiRouteMissing: () => false,
}));

function resetStores() {
  useAuthStore.setState({
    initialized: true,
    loading: false,
    error: null,
    authBase: 'https://biz.nianxx.cn/auth/',
    clientId: 'app',
    accessToken: 'access-token',
    refreshToken: 'refresh-token',
    tokenType: 'Bearer',
    expiresAt: Date.now() + 60_000,
    user: {
      username: 'zhangsan',
      userId: '1',
      tenantId: 7,
      deptId: 9,
      authorities: ['ROLE_USER'],
    },
  });
  useSettingsStore.setState({
    theme: 'system',
    language: 'en',
    sidebarCollapsed: false,
    devModeUnlocked: false,
    launchAtStartup: true,
    proxyServer: 'http://local-proxy.example.com',
  });
  usePartnerProfilesStore.setState({
    subagents: [],
    projectRuntimeConfigsByProjectId: {
      prj_1: {
        'makelore-pm-cloud': {
          filePath: 'D:/repo/.opencode/agent/makelore-pm-cloud.md',
          skillIds: ['pm-project-plan'],
          updatedAt: '2026-07-04T00:00:00.000Z',
        },
      },
    },
    profilesById: {},
  });
  useOpencodeStore.setState({
    activeProject: {
      id: 'prj_1',
      path: 'D:/repo',
      name: 'Course Project',
      createdAt: '2026-07-04T00:00:00.000Z',
      updatedAt: '2026-07-04T00:00:00.000Z',
      lastOpenedAt: '2026-07-04T00:00:00.000Z',
    },
    sessions: [{ id: 'sess_1', title: 'Local session' }],
    sessionsByProjectId: { prj_1: [{ id: 'sess_1', title: 'Local session' }] },
    selectedSessionId: 'sess_1',
  });
  useProviderStore.setState({
    statuses: [],
    accounts: [],
    vendors: [],
    defaultAccountId: null,
    loading: false,
    error: null,
  });
  useUserSyncStore.setState({
    loading: false,
    error: null,
    lastSyncedAt: null,
  });
}

describe('useUserSyncStore', () => {
  beforeEach(() => {
    vi.clearAllMocks();
    window.localStorage.clear();
    hostApiFetchMock.mockReset();
    fetchProviderSnapshotMock.mockResolvedValue({
      statuses: [],
      accounts: [],
      vendors: [],
      defaultAccountId: 'openai-account-1',
    });
    resetStores();
  });

  it('hydrates user-level data while leaving project-owned stores untouched', async () => {
    hostApiFetchMock.mockResolvedValueOnce({
      success: true,
      bootstrap: {
        preferences: {
          theme: 'dark',
          language: 'zh-CN',
          sidebarCollapsed: true,
          launchAtStartup: false,
          activeProjectId: 'other-project',
        },
        providerAccounts: [{
          id: 'openai-account-1',
          vendorId: 'openai',
          label: 'OpenAI',
          authMode: 'api_key',
          enabled: true,
          isDefault: true,
          metadata: {},
          updatedAt: '2026-07-04T00:00:00.000Z',
        }],
        partners: [{
          id: 'makelore-pm-cloud',
          displayName: 'Cloud PM',
          templateRoleId: 'custom',
          description: 'Global cloud partner',
          skillIds: ['pm-project-plan'],
          filePath: 'D:/other/.opencode/agent/makelore-pm-cloud.md',
          projectRuntimeConfigsByProjectId: { other: { filePath: 'D:/other/file.md' } },
          createdAt: '2026-07-04T00:00:00.000Z',
          updatedAt: '2026-07-04T00:00:00.000Z',
        }],
        usageAggregates: [],
        projects: [{ id: 'other-project' }],
      },
      applied: { providerAccounts: 1 },
    });

    await useUserSyncStore.getState().bootstrap();

    expect(hostApiFetchMock).toHaveBeenCalledWith('/api/user-sync/bootstrap', {
      headers: { 'x-niancode-access-token': 'access-token' },
    });
    expect(useSettingsStore.getState().theme).toBe('dark');
    expect(useSettingsStore.getState().language).toBe('zh');
    expect(useSettingsStore.getState().sidebarCollapsed).toBe(true);
    expect(useSettingsStore.getState().launchAtStartup).toBe(true);
    expect(useSettingsStore.getState().proxyServer).toBe('http://local-proxy.example.com');
    expect(usePartnerProfilesStore.getState().subagents).toEqual([{
      id: 'makelore-pm-cloud',
      displayName: 'Cloud PM',
      templateRoleId: 'custom',
      description: 'Global cloud partner',
      avatarTone: undefined,
      avatarDataUrl: undefined,
      prompt: undefined,
      skillIds: ['pm-project-plan'],
      createdAt: '2026-07-04T00:00:00.000Z',
      updatedAt: '2026-07-04T00:00:00.000Z',
    }]);
    expect(usePartnerProfilesStore.getState().projectRuntimeConfigsByProjectId).toHaveProperty('prj_1');
    expect(useOpencodeStore.getState().activeProject?.id).toBe('prj_1');
    expect(useOpencodeStore.getState().sessions).toHaveLength(1);
    expect(fetchProviderSnapshotMock).toHaveBeenCalledOnce();
  });

  it('pushes only safe preferences and excludes machine settings', async () => {
    hostApiFetchMock.mockResolvedValueOnce({
      success: true,
      bootstrap: { preferences: {}, providerAccounts: [], partners: [], usageAggregates: [] },
    });

    await useUserSyncStore.getState().pushPreferences({
      theme: 'dark',
      language: 'zh-CN',
      launchAtStartup: true,
      proxyServer: 'http://proxy.example.com',
    } as never);

    expect(hostApiFetchMock).toHaveBeenCalledWith('/api/user-sync/preferences', {
      method: 'PUT',
      headers: { 'x-niancode-access-token': 'access-token' },
      body: JSON.stringify({ theme: 'dark', language: 'zh-CN' }),
    });
  });

  it('pushes partner records without project runtime mappings', async () => {
    hostApiFetchMock.mockResolvedValueOnce({
      success: true,
      bootstrap: { preferences: {}, providerAccounts: [], partners: [], usageAggregates: [] },
    });

    await useUserSyncStore.getState().pushPartner({
      id: 'makelore-pm-test',
      displayName: 'PM',
      templateRoleId: 'custom',
      filePath: 'D:/repo/.opencode/agent/makelore-pm-test.md',
      skillIds: ['pm-project-plan'],
      createdAt: '2026-07-04T00:00:00.000Z',
      updatedAt: '2026-07-04T00:00:00.000Z',
    } as never);

    const body = JSON.parse(String(hostApiFetchMock.mock.calls[0][1].body));
    expect(body).toEqual({
      id: 'makelore-pm-test',
      displayName: 'PM',
      templateRoleId: 'custom',
      skillIds: ['pm-project-plan'],
      createdAt: '2026-07-04T00:00:00.000Z',
      updatedAt: '2026-07-04T00:00:00.000Z',
    });
    expect(JSON.stringify(body)).not.toContain('filePath');
  });
});