package com.paypal.AuthorizeIntentExamples;

import com.paypal.PayPalClient;
import com.paypal.http.HttpRequest;
import com.paypal.http.HttpResponse;
import com.paypal.http.exceptions.HttpException;
import com.paypal.http.serializer.Json;
import com.paypal.orders.AddressPortable;
import com.paypal.orders.AmountBreakdown;
import com.paypal.orders.AmountWithBreakdown;
import com.paypal.orders.ApplicationContext;
import com.paypal.orders.Item;
import com.paypal.orders.LinkDescription;
import com.paypal.orders.Money;
import com.paypal.orders.Name;
import com.paypal.orders.Order;
import com.paypal.orders.OrderRequest;
import com.paypal.orders.OrdersCreateRequest;
import com.paypal.orders.PurchaseUnitRequest;
import com.paypal.orders.ShippingDetail;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.json.JSONObject;

public class CreateOrder extends PayPalClient {
  private OrderRequest buildCompleteRequestBody() {
    OrderRequest orderRequest = new OrderRequest();
    orderRequest.checkoutPaymentIntent("AUTHORIZE");
    ApplicationContext applicationContext = new ApplicationContext().brandName("EXAMPLE INC").landingPage("BILLING")
      .cancelUrl("https://www.example.com").returnUrl("https://www.example.com").userAction("CONTINUE")
      .shippingPreference("SET_PROVIDED_ADDRESS");
    orderRequest.applicationContext(applicationContext);
    List<PurchaseUnitRequest> purchaseUnitRequests = new ArrayList<>();
    PurchaseUnitRequest purchaseUnitRequest = new PurchaseUnitRequest().referenceId("PUHF")
      .description("Sporting Goods").customId("CUST-HighFashions").softDescriptor("HighFashions")
      .amountWithBreakdown(new AmountWithBreakdown().currencyCode("USD").value("220.00")
        .amountBreakdown(new AmountBreakdown().itemTotal(new Money().currencyCode("USD").value("180.00"))
          .shipping(new Money().currencyCode("USD").value("20.00"))
          .handling(new Money().currencyCode("USD").value("10.00"))
          .taxTotal(new Money().currencyCode("USD").value("20.00"))
          .shippingDiscount(new Money().currencyCode("USD").value("10.00"))))
      .items(new ArrayList<>() {
          {
            add(new Item().name("T-shirt").description("Green XL").sku("sku01")
                .unitAmount(new Money().currencyCode("USD").value("90.00"))
                .tax(new Money().currencyCode("USD").value("10.00")).quantity("1")
                .category("PHYSICAL_GOODS"));
            add(new Item().name("Shoes").description("Running, Size 10.5").sku("sku02")
                .unitAmount(new Money().currencyCode("USD").value("45.00"))
                .tax(new Money().currencyCode("USD").value("5.00")).quantity("2")
                .category("PHYSICAL_GOODS"));
          }
        }).shippingDetail(new ShippingDetail().name(new Name().fullName("John Doe"))
        .addressPortable(new AddressPortable().addressLine1("123 Townsend St").addressLine2("Floor 6")
          .adminArea2("San Francisco").adminArea1("CA").postalCode("94107").countryCode("US")));
    purchaseUnitRequests.add(purchaseUnitRequest);
    orderRequest.purchaseUnits(purchaseUnitRequests);
    return orderRequest;
  }
  
  private OrderRequest buildMinimumRequestBody() {
    OrderRequest orderRequest = new OrderRequest();
    orderRequest.checkoutPaymentIntent("AUTHORIZE");
    ApplicationContext applicationContext = new ApplicationContext()
      .cancelUrl("https://www.example.com").returnUrl("https://www.example.com");
    orderRequest.applicationContext(applicationContext);
    List<PurchaseUnitRequest> purchaseUnitRequests = new ArrayList<>();
    PurchaseUnitRequest purchaseUnitRequest = new PurchaseUnitRequest()
      .amountWithBreakdown(new AmountWithBreakdown().currencyCode("USD").value("220.00"));
    purchaseUnitRequests.add(purchaseUnitRequest);
    orderRequest.purchaseUnits(purchaseUnitRequests);
    return orderRequest;
  }
  
  public HttpResponse<Order> createOrder(boolean debug) throws IOException {
    OrdersCreateRequest request = new OrdersCreateRequest();
    request.header("prefer", "return=representation");
    request.requestBody(buildCompleteRequestBody());
    HttpResponse<Order> response = client().execute((HttpRequest)request);
    if (debug && 
      response.statusCode() == 201) {
      System.out.println("Order with Complete Payload: ");
      System.out.println("Status Code: " + response.statusCode());
      System.out.println("Status: " + ((Order)response.result()).status());
      System.out.println("Order ID: " + ((Order)response.result()).id());
      System.out.println("Intent: " + ((Order)response.result()).checkoutPaymentIntent());
      System.out.println("Links: ");
      for (LinkDescription link : (Iterable<LinkDescription>)((Order)response.result()).links())
        System.out.println("\t" + link.rel() + ": " + link.href() + "\tCall Type: " + link.method()); 
      System.out.println("Total Amount: " + ((Order)response.result()).purchaseUnits().get(0).amountWithBreakdown().currencyCode() + " " + ((Order)
          response.result()).purchaseUnits().get(0).amountWithBreakdown().value());
      System.out.println("Full response body:");
      System.out.println(new JSONObject(new Json().serialize(response.result())).toString(4));
    } 
    return response;
  }
  
  public HttpResponse<Order> createOrderWithMinimumPayload(boolean debug) throws IOException {
    OrdersCreateRequest request = new OrdersCreateRequest();
    request.header("prefer", "return=representation");
    request.requestBody(buildMinimumRequestBody());
    HttpResponse<Order> response = client().execute((HttpRequest)request);
    if (debug && 
      response.statusCode() == 201) {
      System.out.println("Order with Minimum Payload: ");
      System.out.println("Status Code: " + response.statusCode());
      System.out.println("Status: " + ((Order)response.result()).status());
      System.out.println("Order ID: " + ((Order)response.result()).id());
      System.out.println("Intent: " + ((Order)response.result()).checkoutPaymentIntent());
      System.out.println("Links: ");
      for (LinkDescription link : (Iterable<LinkDescription>)((Order)response.result()).links())
        System.out.println("\t" + link.rel() + ": " + link.href() + "\tCall Type: " + link.method()); 
      System.out.println("Total Amount: " + ((Order)response.result()).purchaseUnits().get(0).amountWithBreakdown().currencyCode() + " " + ((Order)
          response.result()).purchaseUnits().get(0).amountWithBreakdown().value());
      System.out.println("Full response body:");
      System.out.println(new JSONObject(new Json().serialize(response.result())).toString(4));
    } 
    return response;
  }
  
  public static void main(String[] args) {
    try {
      new CreateOrder().createOrder(true);
      new CreateOrder().createOrderWithMinimumPayload(true);
    } catch (HttpException e) {
      System.out.println(e.getLocalizedMessage());
    } catch (Exception e) {
      e.printStackTrace();
    } 
  }
}