feat: Created a commmon class to get default headers

Author: mediumTaj

.bumpversion.cfg

@@ -5,6 +5,6 @@ message = [skip ci] docs: Update version numbers from {current_version} -> {new_
 
 [bumpversion:file:Doxyfile]
 
-[bumpversion:file:Scripts/Utilities/Constants.cs]
+[bumpversion:file:Common/Common.cs]
 search = {current_version}
 replace = {new_version}

Common.meta

@@ -0,0 +1,53 @@
+/**
+* Copyright 2019 IBM Corp. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+*/
+
+using IBM.Cloud.SDK.Utilities;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace IBM.Watson
+{
+    public class Common : MonoBehaviour
+    {
+        public const string Version = "watson-apis-unity-sdk-2.12.0";
+        /// <summary>
+        /// Returns a set of default headers to use with each request.
+        /// </summary>
+        /// <param name="serviceName">The service name to be used in X-IBMCloud-SDK-Analytics header.</param>
+        /// <param name="serviceVersion">The service version to be used in X-IBMCloud-SDK-Analytics header.</param>
+        /// <param name="operation">The operation name to be used in X-IBMCloud-SDK-Analytics header.</param>
+        /// <returns></returns>
+        public static Dictionary<string, string> GetDefaultheaders(string serviceName, string serviceVersion, string operationId)
+        {
+            Dictionary<string, string> defaultHeaders = new Dictionary<string, string>();
+            defaultHeaders.Add("X-IBMCloud-SDK-Analytics", 
+                string.Format("service_name={0};service_version={1};operation_id={2}", 
+                serviceName, 
+                serviceVersion, 
+                operationId));
+            defaultHeaders.Add("User-Agent",
+                string.Format(
+                    "{0} {1} {2} {3}",
+                    Version,
+                    SystemInformation.Os,
+                    SystemInformation.OsVersion,
+                    Application.unityVersion
+                ));
+            return defaultHeaders;
+        }
+    }
+}

Common/Common.cs

@@ -344,8 +344,6 @@ private void AddHeaders(Dictionary<string, string> headers)
                     headers[kp.Key] = kp.Value;
                 }
             }
-
-            headers.Add("User-Agent", Constants.String.Version);
         }
 
         private IEnumerator ProcessRequestQueue()

Common/Common.cs.meta

@@ -46,8 +46,6 @@ public static class Path
         /// </summary>
         public static class String
         {
-            /// <exclude />
-            public const string Version = "watson-apis-unity-sdk/2.12.0";
             /// <exclude />
             public const string DebugDispalyQuality = "Quality: {0}";
             /// <summary>

Core/Connection/RESTConnector.cs

@@ -0,0 +1,78 @@
+/**
+* Copyright 2019 IBM Corp. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+*/
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Text;
+using UnityEngine;
+using UnityEngine.Networking;
+using System.Text.RegularExpressions;
+
+namespace IBM.Cloud.SDK.Utilities
+{
+    public static class SystemInformation
+    {
+        private static string osInfo = null;
+        public static string OsInfo
+        {
+            get
+            {
+                if (string.IsNullOrEmpty(osInfo))
+                {
+                    osInfo = SystemInfo.operatingSystem;
+                }
+
+                return osInfo;
+            }
+        }
+
+        private static string os = null;
+        public static string Os
+        {
+            get
+            {
+                if (string.IsNullOrEmpty(os))
+                {
+                    string tempos = OsInfo.Replace(OsVersion, "").Replace(" ", "");
+                    if (tempos.Contains("()"))
+                    {
+                        os = tempos.Replace("()", "-");
+                    }
+                }
+
+                return os;
+            }
+        }
+
+        private static string osVersion = null;
+        public static string OsVersion
+        {
+            get
+            {
+                if (string.IsNullOrEmpty(osVersion))
+                {
+                    Regex pattern = new Regex("\\d+(\\.\\d+)+");
+                    Match m = pattern.Match(OsInfo);
+                    osVersion = m.Value;
+                }
+
+                return osVersion;
+            }
+        }
+    }
+}

Core/Utilities/Constants.cs

@@ -0,0 +1,37 @@
+/**
+* Copyright 2019 IBM Corp. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+*/
+
+using System.Collections;
+using System.Collections.Generic;
+using NUnit.Framework;
+using UnityEngine;
+using UnityEngine.TestTools;
+
+namespace IBM.Watson.Tests
+{
+    public class CoreTests
+    {
+        [Test]
+        public void TestGetDefaultHeaders()
+        {
+            Dictionary<string, string> defaultHeaders = Common.GetDefaultheaders("TestSevice", "V1", "TestOperation");
+            Assert.IsNotNull(defaultHeaders);
+            Assert.IsTrue(defaultHeaders.Count == 2);
+            
+        }
+    }
+}

Core/Utilities/SystemInformation.cs

@@ -0,0 +1,16 @@
+{
+    "name": "IBM.Watson.Tests",
+    "references": [
+        "WatsonUnitySDK"
+    ],
+    "optionalUnityReferences": [
+        "TestAssemblies"
+    ],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": []
+}