import { beforeEach, describe, expect, it, vi } from 'vitest';

const handleMock = vi.fn();

vi.mock('electron', () => ({
  ipcMain: { handle: handleMock },
}));

vi.mock('../../electron/utils/config', () => ({
  getPort: () => 13210,
}));

vi.mock('../../electron/api/server', () => ({
  getHostApiToken: () => 'host-token',
}));

vi.mock('../../electron/api/renderer-capability', () => ({
  getRendererCapability: () => 'renderer-token',
  RENDERER_CAPABILITY_HEADER: 'x-niancode-renderer-capability',
}));

describe('Host API IPC proxy', () => {
  beforeEach(() => {
    vi.resetModules();
    vi.clearAllMocks();
    vi.unstubAllGlobals();
  });

  it('connects to the loopback Host API with direct fetch', async () => {
    const fetchMock = vi.fn().mockResolvedValue(new Response(
      JSON.stringify({ success: true }),
      { status: 200, headers: { 'content-type': 'application/json' } },
    ));
    vi.stubGlobal('fetch', fetchMock);

    const { registerHostApiProxyHandlers } = await import('../../electron/main/ipc/host-api-proxy');
    registerHostApiProxyHandlers();

    const fetchHandler = handleMock.mock.calls.find(([channel]) => channel === 'hostapi:fetch')?.[1];
    expect(fetchHandler).toBeTypeOf('function');

    const result = await fetchHandler(undefined, {
      path: '/api/opencode/projects/create',
      method: 'POST',
      body: JSON.stringify({ projectName: '测试项目' }),
    });

    expect(fetchMock).toHaveBeenCalledWith(
      'http://127.0.0.1:13210/api/opencode/projects/create',
      expect.objectContaining({
        method: 'POST',
        headers: expect.objectContaining({
          Authorization: 'Bearer host-token',
          'Content-Type': 'application/json',
          'x-niancode-renderer-capability': 'renderer-token',
        }),
      }),
    );
    expect(result).toEqual({
      ok: true,
      data: { status: 200, ok: true, json: { success: true } },
    });
  });
});