import axios from 'axios';

const API_URL = 'https://api.filamenteka.rs/api';
const TEST_TIMEOUT = 30000; // 30 seconds

describe('API Integration Tests', () => {
  let authToken: string;
  let createdFilamentId: string;

  beforeAll(async () => {
    // Login to get auth token
    const loginResponse = await axios.post(`${API_URL}/login`, {
      username: 'admin',
      password: 'admin123'
    });
    authToken = loginResponse.data.token;
  }, TEST_TIMEOUT);

  afterAll(async () => {
    // Clean up any test filaments that might have been left behind
    if (createdFilamentId) {
      try {
        await axios.delete(
          `${API_URL}/filaments/${createdFilamentId}`,
          {
            headers: {
              'Authorization': `Bearer ${authToken}`
            }
          }
        );
      } catch (error) {
        // Ignore errors - filament might already be deleted
      }
    }
  }, TEST_TIMEOUT);

  describe('Filament CRUD Operations', () => {
    it('should create a new filament', async () => {
      const newFilament = {
        tip: 'PLA',
        finish: 'Basic',
        boja: 'Black',
        boja_hex: '#000000',
        refill: '2',
        vakum: '1 vakuum',
        kolicina: '3',
        cena: '3999'
      };

      const response = await axios.post(
        `${API_URL}/filaments`,
        newFilament,
        {
          headers: {
            'Authorization': `Bearer ${authToken}`,
            'Content-Type': 'application/json'
          }
        }
      );

      expect(response.status).toBe(200);
      expect(response.data).toHaveProperty('id');
      expect(response.data.tip).toBe('PLA');
      expect(response.data.boja).toBe('Black');
      
      // Store ID for cleanup
      createdFilamentId = response.data.id;
    }, TEST_TIMEOUT);

    it('should retrieve all filaments including the created one', async () => {
      const response = await axios.get(`${API_URL}/filaments`);

      expect(response.status).toBe(200);
      expect(Array.isArray(response.data)).toBe(true);
      
      // Find our created filament
      const ourFilament = response.data.find((f: any) => f.id === createdFilamentId);
      expect(ourFilament).toBeDefined();
      expect(ourFilament.boja).toBe('Black');
    }, TEST_TIMEOUT);

    it('should update the created filament', async () => {
      const updateData = {
        tip: 'PETG',
        finish: 'Silk',
        boja: 'Blue',
        boja_hex: '#1E88E5',
        refill: '3',
        vakum: '2 vakuum',
        kolicina: '6',
        cena: '4500'
      };

      const response = await axios.put(
        `${API_URL}/filaments/${createdFilamentId}`,
        updateData,
        {
          headers: {
            'Authorization': `Bearer ${authToken}`,
            'Content-Type': 'application/json'
          }
        }
      );

      expect(response.status).toBe(200);
      expect(response.data.tip).toBe('PETG');
      expect(response.data.boja).toBe('Blue');
      expect(response.data.cena).toBe('4500');
    }, TEST_TIMEOUT);

    it('should delete the created filament', async () => {
      const response = await axios.delete(
        `${API_URL}/filaments/${createdFilamentId}`,
        {
          headers: {
            'Authorization': `Bearer ${authToken}`
          }
        }
      );

      expect(response.status).toBe(200);

      // Verify it's deleted
      const getResponse = await axios.get(`${API_URL}/filaments`);
      const deletedFilament = getResponse.data.find((f: any) => f.id === createdFilamentId);
      expect(deletedFilament).toBeUndefined();
    }, TEST_TIMEOUT);
  });

  describe('Error Handling', () => {
    it('should return 401 for unauthorized requests', async () => {
      await expect(
        axios.post(`${API_URL}/filaments`, {}, {
          headers: { 'Content-Type': 'application/json' }
        })
      ).rejects.toMatchObject({
        response: { status: 401 }
      });
    });

    it('should handle invalid data gracefully', async () => {
      await expect(
        axios.post(
          `${API_URL}/filaments`,
          { invalid: 'data' },
          {
            headers: {
              'Authorization': `Bearer ${authToken}`,
              'Content-Type': 'application/json'
            }
          }
        )
      ).rejects.toMatchObject({
        response: { status: 500 }
      });
    });
  });
});