parse available payment methods

Author: ajungg

CHANGELOG.md

@@ -5,6 +5,7 @@ All notable changes to this project will be documented in this file.
 
 ### Changed
 - Added accessor to additional metadata
+- Added available payment methods to project 
 
 ## [0.14.9]
 

build.gradle

@@ -23,7 +23,7 @@ allprojects {
     }
 
     project.ext {
-        sdkVersion='0.14.9'
+        sdkVersion='0.14.10'
         versionCode=1
 
         compileSdkVersion=28

core/src/main/java/io/snabble/sdk/PaymentMethod.java

@@ -29,4 +29,27 @@ public boolean isOfflineMethod() {
     public boolean isRequiringCredentials() {
         return requiresCredentials;
     }
+
+    public static PaymentMethod fromString(String value) {
+        PaymentMethod[] values = values();
+        for (PaymentMethod pm : values) {
+            try {
+                SerializedName serializedName = PaymentMethod.class.getField(pm.name()).getAnnotation(SerializedName.class);
+                if (serializedName != null) {
+                    String name = serializedName.value();
+                    if (name.equals(value)) {
+                        return pm;
+                    }
+                }
+            } catch (NoSuchFieldException e) {
+                e.printStackTrace();
+            }
+        }
+
+        try {
+            PaymentMethod pm = valueOf(value);
+        } catch (Exception ignored) { }
+
+        return null;
+    }
 }

core/src/main/java/io/snabble/sdk/Project.java

@@ -52,6 +52,7 @@ public class Project {
     private Shop checkedInShop;
     private CustomerCardInfo[] acceptedCustomerCardInfos;
     private CustomerCardInfo requiredCustomerCardInfo;
+    private PaymentMethod[] availablePaymentMethods;
 
     private Map<String, String> urls;
 
@@ -186,6 +187,16 @@ void parse(JsonObject jsonObject) {
             }
         }
 
+        List<PaymentMethod> paymentMethodList = new ArrayList<>();
+        String[] paymentMethods = JsonUtils.getStringArrayOpt(jsonObject, "paymentMethods", new String[0]);
+        for (String paymentMethod : paymentMethods) {
+            PaymentMethod pm = PaymentMethod.fromString(paymentMethod);
+            if (pm != null) {
+                paymentMethodList.add(pm);
+            }
+        }
+        availablePaymentMethods = paymentMethodList.toArray(new PaymentMethod[paymentMethodList.size()]);
+
         if (jsonObject.has("shops")) {
             shops = Shop.fromJson(jsonObject.get("shops"));
         }
@@ -441,6 +452,10 @@ public String getCustomerCardId() {
         return loyaltyCardId;
     }
 
+    public PaymentMethod[] getAvailablePaymentMethods() {
+        return availablePaymentMethods;
+    }
+
     public CodeTemplate getDefaultCodeTemplate() {
         return getCodeTemplate("default");
     }