Move environment config to gradle properties

Make hardcoded environment details easier to customise.
Default values match current data but can be changed
at build time as in
./gradlew assemble -PyotiAppPackage=com.yoti.mobile.android.live.debug

Resolves: YD-1891

Author: RobertLK

gradle.properties

@@ -33,6 +33,12 @@ libMockitoVersion=1.10.19
 
 currentAppName=Mobile Button SDK
 
+#Environment
+yotiAppPackage=com.yoti.mobile.android.live
+yotiAppMinVersion=1622
+yotiBackendUrl=https://api.yoti.com
+yotiBackendPort=443
+
 # Publication
 pomId=yoti-button-sdk
 pomGroup=com.yoti.mobile.android.sdk

yoti-sdk/build.gradle

@@ -16,6 +16,11 @@ android {
         versionName pomVersion
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+
+        buildConfigField 'String', 'YOTI_APP_PACKAGE', "\"$yotiAppPackage\""
+        buildConfigField 'int', 'YOTI_APP_MIN_VERSION', yotiAppMinVersion
+        buildConfigField 'String', 'YOTI_BACKEND_URL', "\"$yotiBackendUrl\""
+        buildConfigField 'int', 'YOTI_BACKEND_PORT', "$yotiBackendPort"
     }
 
     testOptions {

yoti-sdk/src/main/java/com/yoti/mobile/android/sdk/YotiAppDefs.java

@@ -1,6 +1,6 @@
 package com.yoti.mobile.android.sdk;
 
 public interface YotiAppDefs {
-    String YOTI_APP_PACKAGE = "com.yoti.mobile.android.live";
-    int MIN_VERSION_YOTI_APP_REQUIRED = 1622;
+    String YOTI_APP_PACKAGE = BuildConfig.YOTI_APP_PACKAGE;
+    int MIN_VERSION_YOTI_APP_REQUIRED = BuildConfig.YOTI_APP_MIN_VERSION;
 }

yoti-sdk/src/main/java/com/yoti/mobile/android/sdk/kernelSDK/EnvironmentConfiguration.java

@@ -1,12 +1,14 @@
 package com.yoti.mobile.android.sdk.kernelSDK;
 
+import com.yoti.mobile.android.sdk.BuildConfig;
+
 /**
  * Environment constants
  */
 public class EnvironmentConfiguration {
 
-    private final static String HOST_CONNECT_API = "https://api.yoti.com";
-    private final static String CONNECT_API_PORT = "443";
+    private final static String HOST_CONNECT_API = BuildConfig.YOTI_BACKEND_URL;
+    private final static String CONNECT_API_PORT = Integer.toString(BuildConfig.YOTI_BACKEND_PORT);
 
     static final String GET_QR_CODE_URL = HOST_CONNECT_API + ":" + CONNECT_API_PORT + "/api/v1/sessions/apps/%1s/scenarios/%2s?transport=URI";
 }