Merge pull request #11 from dlmelendez/rel/2.0.1

#10 fix AccessToken createdDate bug, v2.0.1

Author: dlmelendez

PayPalCheckoutSdk/Core/AccessToken.cs

@@ -6,7 +6,10 @@ namespace PayPalCheckoutSdk.Core
 {
     [DataContract]
     public class AccessToken
-    {
+    {        
+        private DateTime _createDate;
+        private int expiresIn;
+
         [DataMember(Name = "access_token")]
         [JsonPropertyName("access_token")]
         public string? Token { get; set; }
@@ -17,10 +20,24 @@ public class AccessToken
 
         [DataMember(Name = "expires_in")]
         [JsonPropertyName("expires_in")]
-        public int ExpiresIn { get; set; }
-
-        private readonly DateTime _createDate;
+        public int ExpiresIn 
+        { 
+            get => expiresIn;
+            set 
+            { 
+                expiresIn = value;
+                //Fixes a bug where an implicit cast does not set the _createdDate
+                if (_createDate == DateTime.MinValue)
+                {
+                    _createDate = DateTime.UtcNow;
+                }
+            }
+        }
 
+        /// <summary>
+        /// This constructor sometimes does not set the _createdDate 
+        /// because the HttpClient does an implicit cast for the result and does not create a new instance of this object
+        /// </summary>
         public AccessToken()
         {
             _createDate = DateTime.UtcNow;

PayPalCheckoutSdk/PayPalCheckoutSdk.csproj

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
     <LangVersion>11.0</LangVersion>
-    <Version>2.0.0</Version>
+    <Version>2.0.1</Version>
     <Nullable>enable</Nullable>
     <Owners>David Melendez</Owners>
     <RepositoryType>git</RepositoryType>

Samples/Samples.csproj

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net6.0</TargetFramework>
-    <PackageVersion>2.0.0</PackageVersion>
+    <PackageVersion>2.0.1</PackageVersion>
   </PropertyGroup>
 
   <ItemGroup>

Test/Test.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
-    <PackageVersion>2.0.0</PackageVersion>
+    <PackageVersion>2.0.1</PackageVersion>
     <IsPackable>false</IsPackable>
     <UserSecretsId>4dbe0d9e-0d79-4e71-b5dd-44b90dbe3ee9</UserSecretsId>
   </PropertyGroup>