/**
 * eBay API Integration Tests
 * 
 * Basic tests for eBay API client functionality
 */

import { eBayAPIClient } from './ebay-api'

// Mock environment variables for testing
process.env.EBAY_APP_ID = 'test-app-id'
process.env.EBAY_AFFILIATE_CAMPAIGN_ID = 'test-campaign-id'

describe('eBayAPIClient', () => {
  let client: eBayAPIClient

  beforeEach(() => {
    client = new eBayAPIClient()
  })

  test('should create client with environment variables', () => {
    expect(client).toBeInstanceOf(eBayAPIClient)
    expect(client['appId']).toBe('test-app-id')
    expect(client['affiliateCampaignId']).toBe('test-campaign-id')
  })

  test('should generate affiliate link', () => {
    const originalUrl = 'https://www.ebay.com/itm/test-item/123456'
    const affiliateLink = client.generateAffiliateLink(originalUrl)
    
    expect(affiliateLink).toContain('mkevt=1')
    expect(affiliateLink).toContain('mkcid=1')
    expect(affiliateLink).toContain('mkrid=test-campaign-id')
    expect(affiliateLink).toContain('campid=test-campaign-id')
  })

  test('should handle invalid URL in affiliate link generation', () => {
    const invalidUrl = 'invalid-url'
    const affiliateLink = client.generateAffiliateLink(invalidUrl)
    
    expect(affiliateLink).toBe(invalidUrl)
  })

  test('should handle missing affiliate campaign ID', () => {
    process.env.EBAY_AFFILIATE_CAMPAIGN_ID = ''
    const clientWithoutCampaign = new eBayAPIClient()
    
    const originalUrl = 'https://www.ebay.com/itm/test-item/123456'
    const affiliateLink = clientWithoutCampaign.generateAffiliateLink(originalUrl)
    
    expect(affiliateLink).toBe(originalUrl)
  })

  test('should rate limit requests', async () => {
    const startTime = Date.now()
    await eBayAPIClient.rateLimit(100)
    const endTime = Date.now()
    
    expect(endTime - startTime).toBeGreaterThanOrEqual(100)
  })

  test('should clear cache', () => {
    const client = new eBayAPIClient()
    // In a real implementation, we would test cache clearing
    // This is a placeholder for actual cache testing
    expect(true).toBe(true)
  })
})

describe('eBay API Integration', () => {
  // Note: These tests require actual eBay API credentials and network access
  // They are marked as skipped for CI/CD environments
  
  test.skip('should search for items with real API', async () => {
    const client = new eBayAPIClient()
    const results = await client.searchItems({
      keywords: 'vending machine parts',
      maxResults: 1
    })
    
    expect(results).toBeInstanceOf(Array)
    if (results.length > 0) {
      expect(results[0]).toHaveProperty('itemId')
      expect(results[0]).toHaveProperty('title')
      expect(results[0]).toHaveProperty('price')
      expect(results[0]).toHaveProperty('affiliateLink')
    }
  }, 10000) // Increased timeout for API calls

  test.skip('should search for vending machine parts', async () => {
    const client = new eBayAPIClient()
    const results = await client.searchVendingParts('test-part-123')
    
    expect(results).toBeInstanceOf(Array)
    if (results.length > 0) {
      expect(results[0]).toHaveProperty('itemId')
      expect(results[0]).toHaveProperty('title')
      expect(results[0]).toHaveProperty('price')
      expect(results[0]).toHaveProperty('affiliateLink')
    }
  }, 10000)
})