/**
 * OpenFang API 端点兼容性测试
 *
 * 验证 ZCLAW 前端与 OpenFang 后端的 REST API 兼容性。
 */

import { test, expect, Page } from '@playwright/test';
import { openFangResponses } from '../fixtures/openfang-responses';

const BASE_URL = 'http://localhost:1420';

async function setupMockAPI(page: Page) {
  await page.route('**/api/health', async route => {
    await route.fulfill({ json: openFangResponses.health });
  });

  await page.route('**/api/status', async route => {
    await route.fulfill({ json: openFangResponses.status });
  });

  await page.route('**/api/agents', async route => {
    if (route.request().method() === 'GET') {
      await route.fulfill({ json: openFangResponses.agents });
    } else if (route.request().method() === 'POST') {
      await route.fulfill({ json: { clone: { id: 'new-agent-001', name: 'New Agent' } } });
    }
  });

  await page.route('**/api/agents/*', async route => {
    await route.fulfill({ json: openFangResponses.agent });
  });

  await page.route('**/api/models', async route => {
    await route.fulfill({ json: openFangResponses.models });
  });

  await page.route('**/api/hands', async route => {
    await route.fulfill({ json: openFangResponses.hands });
  });

  await page.route('**/api/hands/*', async route => {
    if (route.request().method() === 'GET') {
      await route.fulfill({ json: openFangResponses.hand });
    } else if (route.request().url().includes('/activate')) {
      await route.fulfill({ json: openFangResponses.handActivation });
    }
  });

  await page.route('**/api/workflows', async route => {
    await route.fulfill({ json: openFangResponses.workflows });
  });

  await page.route('**/api/workflows/*', async route => {
    await route.fulfill({ json: openFangResponses.workflow });
  });

  await page.route('**/api/sessions', async route => {
    await route.fulfill({ json: openFangResponses.sessions });
  });

  await page.route('**/api/config', async route => {
    await route.fulfill({ json: openFangResponses.config });
  });

  await page.route('**/api/channels', async route => {
    await route.fulfill({ json: openFangResponses.channels });
  });

  await page.route('**/api/skills', async route => {
    await route.fulfill({ json: openFangResponses.skills });
  });
}

test.describe('OpenFang API 端点兼容性测试', () => {

  test.describe('API-01: Health 端点', () => {
    test('应返回正确的健康状态', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/health');
        return res.json();
      });
      expect(response.status).toBe('ok');
      expect(response.version).toBeDefined();
    });
  });

  test.describe('API-02: Agents 端点', () => {
    test('应返回 Agent 列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/agents');
        return res.json();
      });
      expect(Array.isArray(response)).toBe(true);
      expect(response[0]).toHaveProperty('id');
      expect(response[0]).toHaveProperty('name');
      expect(response[0]).toHaveProperty('state');
    });
  });

  test.describe('API-03: Create Agent 端点', () => {
    test('应创建新 Agent', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/agents', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({ name: 'Test Agent', model: 'qwen3.5-plus' }),
        });
        return res.json();
      });
      expect(response.clone).toHaveProperty('id');
      expect(response.clone).toHaveProperty('name');
    });
  });

  test.describe('API-04: Hands 端点', () => {
    test('应返回 Hands 列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/hands');
        return res.json();
      });
      expect(response).toHaveProperty('hands');
      expect(Array.isArray(response.hands)).toBe(true);
    });
  });

  test.describe('API-05: Hand Activation 端点', () => {
    test('应激活 Hand 并返回 instance_id', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/hands/Browser/activate', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({}),
        });
        return res.json();
      });
      expect(response).toHaveProperty('instance_id');
      expect(response).toHaveProperty('status');
    });
  });

  test.describe('API-06: Workflows 端点', () => {
    test('应返回工作流列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/workflows');
        return res.json();
      });
      expect(response).toHaveProperty('workflows');
      expect(Array.isArray(response.workflows)).toBe(true);
    });
  });

  test.describe('API-07: Sessions 端点', () => {
    test('应返回会话列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/sessions');
        return res.json();
      });
      expect(response).toHaveProperty('sessions');
      expect(Array.isArray(response.sessions)).toBe(true);
    });
  });

  test.describe('API-08: Models 端点', () => {
    test('应返回模型列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/models');
        return res.json();
      });
      expect(Array.isArray(response)).toBe(true);
      expect(response[0]).toHaveProperty('id');
      expect(response[0]).toHaveProperty('name');
      expect(response[0]).toHaveProperty('provider');
    });
  });

  test.describe('API-09: Config 端点', () => {
    test('应返回配置信息', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/config');
        return res.json();
      });
      expect(response).toHaveProperty('data_dir');
      expect(response).toHaveProperty('default_model');
    });
  });

  test.describe('API-10: Channels 端点', () => {
    test('应返回通道列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/channels');
        return res.json();
      });
      expect(response).toHaveProperty('channels');
      expect(Array.isArray(response.channels)).toBe(true);
    });
  });

  test.describe('API-11: Skills 端点', () => {
    test('应返回技能列表', async ({ page }) => {
      await setupMockAPI(page);
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/skills');
        return res.json();
      });
      expect(response).toHaveProperty('skills');
      expect(Array.isArray(response.skills)).toBe(true);
    });
  });

  test.describe('API-12: Error Handling', () => {
    test('应正确处理 404 错误', async ({ page }) => {
      await page.route('**/api/nonexistent', async route => {
        await route.fulfill({ status: 404, json: { error: 'Not found' } });
      });
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/nonexistent');
        return { status: res.status, body: await res.json() };
      });
      expect(response.status).toBe(404);
    });

    test('应正确处理 500 错误', async ({ page }) => {
      await page.route('**/api/error', async route => {
        await route.fulfill({ status: 500, json: { error: 'Internal server error' } });
      });
      const response = await page.evaluate(async () => {
        const res = await fetch('/api/error');
        return { status: res.status, body: await res.json() };
      });
      expect(response.status).toBe(500);
    });
  });
});