Add support to dotnet standard and framework

scripts/generate.ps1

@@ -7,6 +7,6 @@ java -jar ./vendor/openapi-generator/openapi-generator-cli.jar generate `
     -g csharp `
     -o . `
     --global-property apis,models,supportingFiles,apiDocs=false,modelDocs=false,apiTests=false,modelTests=false `
-    --additional-properties=packageName=Tribufu,library=restsharp,zeroBasedEnums=true,nullableReferenceTypes=true `
+    --additional-properties=packageName=Tribufu,library=restsharp,targetFramework=net47,zeroBasedEnums=true `
     --openapi-normalizer SET_TAGS_FOR_ALL_OPERATIONS=TribufuGenerated `
     --skip-validate-spec

src/Tribufu/Client/ApiClient.cs

@@ -23,6 +23,7 @@ using System.Text;
 using System.Threading;
 using System.Text.RegularExpressions;
 using System.Threading.Tasks;
+using System.Web;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Serialization;
 using RestSharp;

src/Tribufu/Client/ClientUtils.cs

@@ -101,12 +101,6 @@ namespace Tribufu.Client
                 // https://msdn.microsoft.com/en-us/library/az4se3k1(v=vs.110).aspx#Anchor_8
                 // For example: 2009-06-15T13:45:30.0000000
                 return dateTimeOffset.ToString((configuration ?? GlobalConfiguration.Instance).DateTimeFormat);
-            if (obj is DateOnly dateOnly)
-                // Return a formatted date string - Can be customized with Configuration.DateTimeFormat
-                // Defaults to an ISO 8601, using the known as a Round-trip date/time pattern ("o")
-                // https://msdn.microsoft.com/en-us/library/az4se3k1(v=vs.110).aspx#Anchor_8
-                // For example: 2009-06-15
-                return dateOnly.ToString((configuration ?? GlobalConfiguration.Instance).DateTimeFormat);
             if (obj is bool boolean)
                 return boolean ? "true" : "false";
             if (obj is ICollection collection) {

src/Tribufu/Model/Profile.cs

@@ -53,7 +53,7 @@ namespace Tribufu.Model
         /// <param name="viewCount">viewCount.</param>
         /// <param name="created">created.</param>
         /// <param name="updated">updated.</param>
-        public Profile(string id = default(string), Guid uuid = default(Guid), string name = default(string), string displayName = default(string), bool verified = default(bool), int level = default(int), double experience = default(double), bool publicBirthday = default(bool), DateOnly? birthday = default(DateOnly?), double points = default(double), string location = default(string), string photoUrl = default(string), string bannerUrl = default(string), DateTime? lastOnline = default(DateTime?), string biography = default(string), int viewCount = default(int), DateTime created = default(DateTime), DateTime? updated = default(DateTime?))
+        public Profile(string id = default(string), Guid uuid = default(Guid), string name = default(string), string displayName = default(string), bool verified = default(bool), int level = default(int), double experience = default(double), bool publicBirthday = default(bool), DateTime? birthday = default(DateTime?), double points = default(double), string location = default(string), string photoUrl = default(string), string bannerUrl = default(string), DateTime? lastOnline = default(DateTime?), string biography = default(string), int viewCount = default(int), DateTime created = default(DateTime), DateTime? updated = default(DateTime?))
         {
             this.Id = id;
             this.Uuid = uuid;
@@ -127,7 +127,8 @@ namespace Tribufu.Model
         /// Gets or Sets Birthday
         /// </summary>
         [DataMember(Name = "birthday", EmitDefaultValue = true)]
-        public DateOnly? Birthday { get; set; }
+        [JsonConverter(typeof(OpenAPIDateConverter))]
+        public DateTime? Birthday { get; set; }
 
         /// <summary>
         /// Gets or Sets Points

src/Tribufu/README.md

@@ -1 +0,0 @@
-# Tribufu

src/Tribufu/Tribufu.csproj

@@ -9,12 +9,11 @@
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <IsPublishable>false</IsPublishable>
-        <Nullable>annotations</Nullable>
         <OutputType>Library</OutputType>
-        <TargetFrameworks>net6.0</TargetFrameworks>
+        <TargetFrameworks>netstandard2.0;net472;net5.0</TargetFrameworks>
     </PropertyGroup>
     <ItemGroup>
-        <None Include="README.md" Pack="true" PackagePath="\" />
+        <None Include="..\..\README.md" Pack="true" PackagePath="\" />
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="JsonSubTypes" />

src/Tribufu/TribufuApi.cs

@@ -25,7 +25,7 @@ namespace Tribufu
         /// <summary>
         /// Create a <see cref="TribufuApi"/> instance.
         /// </summary>
-        public TribufuApi(string? apiKey = null) : base(CreateConfiguration(apiKey))
+        public TribufuApi(string apiKey = null) : base(CreateConfiguration(apiKey))
         {
         }
 
@@ -63,9 +63,12 @@ namespace Tribufu
         /// // Environment variable TRIBUFU_API_KEY must be set
         /// var api = TribufuApi.FromEnv();
         /// </example>
-        public static TribufuApi? FromEnv(string? prefix = null)
+        public static TribufuApi FromEnv(string prefix = null)
         {
-            prefix ??= "TRIBUFU";
+            if (prefix == null)
+            {
+                prefix = "TRIBUFU";
+            }
 
             var apiKey = Environment.GetEnvironmentVariable($"{prefix}_API_KEY");
 
@@ -110,8 +113,8 @@ namespace Tribufu
         {
             var version = GetVersion();
             var frameworkDescription = RuntimeInformation.FrameworkDescription.Trim();
-            var runtimeIdentifier = RuntimeInformation.RuntimeIdentifier.Trim();
+            //var runtimeIdentifier = RuntimeInformation.RuntimeIdentifier.Trim();
-            return $"Tribufu/{version} ({frameworkDescription}; {runtimeIdentifier})";
+            return $"Tribufu/{version} ({frameworkDescription})"; //; {runtimeIdentifier})";
         }
 
         /// <summary>
@@ -151,7 +154,7 @@ namespace Tribufu
         /// <summary>
         /// Creates a configuration for the Tribufu API client.
         /// </summary>
-        private static Configuration CreateConfiguration(string? apiKey)
+        private static Configuration CreateConfiguration(string apiKey)
         {
             var config = new Configuration
             {

src/Tribufu/TribufuApiSingleton.cs

@@ -11,14 +11,18 @@ namespace Tribufu
     /// </remarks>
     public static class TribufuApiSingleton
     {
-        private static TribufuApi? _instance = null;
+        private static TribufuApi _instance = null;
 
         /// <summary>
         /// Get the singleton instance of <see cref="TribufuApi"/>.
         /// </summary>
         public static TribufuApi GetInstance()
         {
-            _instance ??= TribufuApi.FromEnvOrDefault();
+            if (_instance == null)
+            {
+                _instance = TribufuApi.FromEnvOrDefault();
+            }
+
             return _instance;
         }