package com.srv4pos.server.api.tax;
   
   import com.srv4pos.server.api.ServiceFactory;
   import com.srv4pos.server.api.infrastructure.IdentifierInfo;
   import com.srv4pos.server.api.infrastructure.credentials.Credentials;
   import com.srv4pos.server.api.infrastructure.http.Transport;
   import com.srv4pos.server.api.seller.SellerService;
   
   import java.net.URL;
  import java.util.List;
  
  import static org.junit.Assert.assertEquals;
  
  /**
   * <p>User: Kirill, Date: 11.09.13 16:18</p>.
   */
  public class TaxServiceSample {
      private static final String FIRST_TAX_NAME = "Tax 1";
      private static final String SECOND_TAX_NAME = "Tax 2";
      private static final String THIRD_TAX_NAME = "Tax 3";
      private static final String THIRD_TAX_NAME_UPDATED = "Tax 3.1";
  
      private final SellerService sellerService;
      private final TaxService taxService;
  
      public TaxServiceSample(URL url, Credentials credentials, Transport transport) {
          ServiceFactory serviceFactory = new ServiceFactory(url, credentials, transport);
          taxService = serviceFactory.getTaxService();
          sellerService = serviceFactory.getSellerService();
      }
  
      public void test() throws Exception {
          // get the version
          int currentSellerVersion = sellerService.getThisVersion().getVersion();
  
          // create test tax
          TaxInfo first = createAndSaveTax(currentSellerVersion, FIRST_TAX_NAME, 1);
          currentSellerVersion++;
  
          TaxInfo second = createAndSaveTax(currentSellerVersion, SECOND_TAX_NAME, 2);
          currentSellerVersion++;
  
          //Get all taxes from the server
          List<TaxInfo> taxes = taxService.list(null);
  
          assertEquals("Make sure server returns right amount of taxes", 2, taxes.size());
  
          assertEquals("Name mismatch for first tax. Make sure server return right data", FIRST_TAX_NAME, taxes.get(0).getName());
          assertEquals("Name mismatch for second tax. Make sure server return right data", SECOND_TAX_NAME, taxes.get(1).getName());
  
          //Create another tax
          TaxInfo third = createAndSaveTax(currentSellerVersion, THIRD_TAX_NAME, 99);
          currentSellerVersion++;
  
          TaxInfo thirdTaxFromServer = taxService.get(null, third.getIdentifier());
  
          assertEquals("Name mismatch for third tax. Make sure server return right data ", THIRD_TAX_NAME, thirdTaxFromServer.getName());
  
          // update tax's data
          third.setName(THIRD_TAX_NAME_UPDATED);
          taxService.put(currentSellerVersion, third);
          currentSellerVersion++;
  
          thirdTaxFromServer = taxService.get(null, third.getIdentifier());
          assertEquals("Name mismatch for third tax. Make sure server return right data", THIRD_TAX_NAME_UPDATED, thirdTaxFromServer.getName());
  
  
          //Delete tax from server
          taxService.delete(currentSellerVersion, third.getIdentifier());
  
          taxes = taxService.list(null);
          assertEquals("Make sure tha tax has been deleted", 2, taxes.size());
      }
  
      private TaxInfo createAndSaveTax(int sellerVersion, final String name, int vat) {
          TaxInfo tax = new TaxInfo();
          tax.setName(name);
          tax.setVat(vat);
  
          IdentifierInfo identifierInfo = taxService.create(sellerVersion, tax);
          tax.setIdentifier(identifierInfo.getIdentifier());
          return tax;
      }
  }