Adds Juzdan integration to the Java client (#158)

* Juzdan is added to Java client

* Client type is added to same class and CreatePaymentItemRequest.java is deleted

* renaming of testing variable

src/main/java/io/craftgate/Craftgate.java

@@ -22,6 +22,7 @@ public class Craftgate {
     private final MasterpassPaymentAdapter masterpassPaymentAdapter;
     private final BankAccountTrackingAdapter bankAccountTrackingAdapter;
     private final MerchantAdapter merchantAdapter;
+    private final JuzdanPaymentAdapter juzdanPaymentAdapter;
 
 
     public Craftgate(String apiKey, String secretKey) {
@@ -55,6 +56,7 @@ public Craftgate(String apiKey, String secretKey, String baseUrl, String languag
         this.masterpassPaymentAdapter = new MasterpassPaymentAdapter(requestOptions);
         this.bankAccountTrackingAdapter = new BankAccountTrackingAdapter(requestOptions);
         this.merchantAdapter = new MerchantAdapter(requestOptions);
+        this.juzdanPaymentAdapter = new JuzdanPaymentAdapter(requestOptions);
     }
 
     public PaymentAdapter payment() {
@@ -116,4 +118,8 @@ public BankAccountTrackingAdapter bankAccountTracking() {
     public MerchantAdapter merchant() {
         return merchantAdapter;
     }
+
+    public JuzdanPaymentAdapter juzdan() {
+        return juzdanPaymentAdapter;
+    }
 }

src/main/java/io/craftgate/adapter/JuzdanPaymentAdapter.java

@@ -0,0 +1,25 @@
+package io.craftgate.adapter;
+
+import io.craftgate.net.HttpClient;
+import io.craftgate.request.*;
+import io.craftgate.request.common.RequestOptions;
+import io.craftgate.response.*;
+
+public class JuzdanPaymentAdapter extends BaseAdapter {
+
+    public JuzdanPaymentAdapter(RequestOptions requestOptions) {
+        super(requestOptions);
+    }
+
+    public InitJuzdanPaymentResponse init(InitJuzdanPaymentRequest initJuzdanPaymentRequest) {
+        String path = "/payment/v1/juzdan-payments/init";
+        return HttpClient.post(requestOptions.getBaseUrl() + path, createHeaders(initJuzdanPaymentRequest, path, requestOptions),
+                initJuzdanPaymentRequest, InitJuzdanPaymentResponse.class);
+    }
+
+    public PaymentResponse retrieve(String referenceId) {
+        String path = "/payment/v1/juzdan-payments/" + referenceId;
+        return HttpClient.get(requestOptions.getBaseUrl() + path, createHeaders(path, requestOptions), PaymentResponse.class);
+    }
+
+}

src/main/java/io/craftgate/model/PaymentSource.java

@@ -5,4 +5,5 @@ public enum PaymentSource {
     API,
     CHECKOUT_FORM,
     PAY_BY_LINK,
+    JUZDAN
 }

src/main/java/io/craftgate/request/InitJuzdanPaymentRequest.java

@@ -0,0 +1,37 @@
+package io.craftgate.request;
+
+import io.craftgate.model.Currency;
+import io.craftgate.model.PaymentGroup;
+import io.craftgate.model.PaymentPhase;
+import io.craftgate.request.dto.PaymentItem;
+import lombok.Builder;
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+@Data
+@Builder
+public class InitJuzdanPaymentRequest {
+    private BigDecimal price;
+    private BigDecimal paidPrice;
+    private Currency currency;
+    private PaymentGroup paymentGroup;
+    private String conversationId;
+    private String externalId;
+    private String callbackUrl;
+
+    @Builder.Default
+    private PaymentPhase paymentPhase = PaymentPhase.AUTH;
+    private String paymentChannel;
+    private Long buyerMemberId;
+    private String bankOrderId;
+    private List<PaymentItem> items;
+    private ClientType clientType;
+    private Long loanCampaignId;
+
+    public enum ClientType {
+        M,
+        W
+    }
+}

src/main/java/io/craftgate/response/InitJuzdanPaymentResponse.java

@@ -0,0 +1,9 @@
+package io.craftgate.response;
+
+import lombok.Data;
+
+@Data
+public class InitJuzdanPaymentResponse {
+    private String referenceId;
+    private String juzdanQrUrl;
+}

src/test/java/io/craftgate/sample/JuzdanSample.java

@@ -0,0 +1,66 @@
+package io.craftgate.sample;
+
+import io.craftgate.Craftgate;
+import io.craftgate.model.*;
+import io.craftgate.request.InitJuzdanPaymentRequest;
+import io.craftgate.request.dto.PaymentItem;
+import io.craftgate.response.InitJuzdanPaymentResponse;
+import io.craftgate.response.PaymentResponse;
+import org.junit.jupiter.api.Test;
+
+import java.math.BigDecimal;
+import java.util.LinkedList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class JuzdanSample {
+
+    private final Craftgate craftgate = new Craftgate("api-key", "secret-key", "https://sandbox-api.craftgate.io");
+
+    @Test
+    void init() {
+        List<PaymentItem> items = new LinkedList<>();
+
+        PaymentItem paymentItem = PaymentItem.builder()
+                .price(BigDecimal.ONE)
+                .name("test123")
+                .externalId("test2")
+                .build();
+
+        items.add(paymentItem);
+
+        InitJuzdanPaymentRequest initJuzdanPaymentRequest = InitJuzdanPaymentRequest.builder()
+                .price(BigDecimal.ONE)
+                .paidPrice(BigDecimal.ONE)
+                .currency(Currency.TRY)
+                .paymentGroup(PaymentGroup.PRODUCT)
+                .conversationId("testConversationId")
+                .externalId("testExternalId")
+                .callbackUrl("www.testCallbackUrl.com")
+                .clientType(InitJuzdanPaymentRequest.ClientType.W)
+                .items(items)
+                .paymentPhase(PaymentPhase.AUTH)
+                .paymentChannel("testPaymentChannel")
+                .bankOrderId("testBankOrderId")
+                .build();
+
+        InitJuzdanPaymentResponse initResponse = assertDoesNotThrow(() -> craftgate.juzdan().init(initJuzdanPaymentRequest));
+        assertNotNull(initResponse);
+        assertNotNull(initResponse.getJuzdanQrUrl());
+        assertNotNull(initResponse.getReferenceId());
+    }
+
+    @Test
+    void retrieve() {
+
+        String referenceId = "5493c7a7-4d8b-4517-887d-f8b8f826a3d0";
+
+        PaymentResponse paymentResponse = assertDoesNotThrow(() -> craftgate.juzdan().retrieve(referenceId));
+
+        assertNotNull(paymentResponse);
+        assertEquals(PaymentSource.JUZDAN, paymentResponse.getPaymentSource());
+        assertEquals(PaymentType.CARD_PAYMENT, paymentResponse.getPaymentType());
+    }
+
+}