Date related type initialization in POCO objects now initialized to the min value of the controllers.

Directory.Packages.props

@@ -9,33 +9,30 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </GlobalPackageReference>
-
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />    
+    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="System.Collections.Immutable" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
-    <PackageVersion Include="System.IO.Packaging" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />    
+    <PackageVersion Include="System.IO.Packaging" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="System.Text.Encodings.Web" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
-    <PackageVersion Include="System.Text.Json" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />    
-    <PackageVersion Include="System.Speech" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />    
+    <PackageVersion Include="System.Text.Json" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
+    <PackageVersion Include="System.Speech" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Identity.UI" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Tools" Version="9.0.0" Condition="'$(TargetFramework)' == 'net9.0'" />
-
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.2" Condition="'$(TargetFramework)' == 'net8.0'" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="8.0.10" Condition="'$(TargetFramework)' == 'net8.0'" />    
+    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="8.0.10" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
-    <PackageVersion Include="System.IO.Packaging" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />    
+    <PackageVersion Include="System.IO.Packaging" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="System.Text.Encodings.Web" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
-    <PackageVersion Include="System.Text.Json" Version="8.0.5" Condition="'$(TargetFramework)' == 'net8.0'" />    
-    <PackageVersion Include="System.Speech" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />    
+    <PackageVersion Include="System.Text.Json" Version="8.0.5" Condition="'$(TargetFramework)' == 'net8.0'" />
+    <PackageVersion Include="System.Speech" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="Microsoft.AspNetCore.Identity.UI" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
-
     <PackageVersion Include="Cake.DocFx" Version="1.0.0" />
     <PackageVersion Include="Octokit" Version="13.0.1" />
     <PackageVersion Include="Octokit.Extensions" Version="1.0.7" />
@@ -48,7 +45,7 @@
     <PackageVersion Include="NuGet.Packaging" Version="6.12.1" />
     <PackageVersion Include="Polly" Version="8.5.0" />
     <PackageVersion Include="Serilog.Sinks.Console" Version="6.0.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />  
+    <PackageVersion Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
     <PackageVersion Include="Irony" Version="1.5.3" />
     <PackageVersion Include="Irony.Interpreter" Version="1.5.3" />
     <PackageVersion Include="CommandLineParser" Version="2.9.1" />
@@ -66,7 +63,7 @@
     <PackageVersion Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageVersion Include="Serilog.Sinks.File" Version="6.0.0" />
     <PackageVersion Include="Siemens.Simatic.S7.Webserver.API" Version="2.2.26" />
-    <PackageVersion Include="nunit" Version="4.2.2" />
+    <PackageVersion Include="nunit" Version="4.3.2" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.6.0" />
     <PackageVersion Include="NSubstitute" Version="5.3.0" />
     <PackageVersion Include="NSubstitute.Analyzers.CSharp" Version="1.0.17" />
@@ -76,6 +73,6 @@
     <PackageVersion Include="MSTest.TestAdapter" Version="3.6.3" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.6.3" />
     <PackageVersion Include="Moq" Version="4.20.72" />
-    <PackageVersion Include="System.Interactive" Version="6.0.1" />    
+    <PackageVersion Include="System.Interactive" Version="6.0.1" />
   </ItemGroup>
 </Project>

src/AXSharp.compiler/src/AXSharp.Compiler.Abstractions/ICompilerOptions.cs

@@ -18,4 +18,9 @@ public interface ICompilerOptions
     bool IgnoreS7Pragmas { get; set; }
 
     bool SkipDependencyCompilation { get; set; }
+
+    /// <summary>
+    /// Provides target platform moniker to instruct the compiler about target specific options.
+    /// </summary>
+    string TargetPlatfromMoniker { get; set; }
 }

src/AXSharp.compiler/src/AXSharp.Compiler/AXSharpConfig.cs

@@ -49,12 +49,14 @@ public string OutputProjectFolder
     /// Gets or sets whether compiler should use $base for base types of a class.
     /// </summary>
     public bool UseBase { get; set; }
-
+    /// <inheritdoc />
     public bool NoDependencyUpdate { get; set; }
-
+    /// <inheritdoc />
     public bool IgnoreS7Pragmas { get; set; }
+    /// <inheritdoc />
     public bool SkipDependencyCompilation { get; set; }
-
+    /// <inheritdoc />
+    public string TargetPlatfromMoniker { get; set; }
 
     /// <summary>
     /// Gets or sets name of the output project file.
@@ -157,5 +159,6 @@ private static void OverridesFromCli(ICompilerOptions fromConfig, ICompilerOptio
         fromConfig.NoDependencyUpdate = newCompilerOptions.NoDependencyUpdate;
         fromConfig.IgnoreS7Pragmas = newCompilerOptions.IgnoreS7Pragmas;
         fromConfig.SkipDependencyCompilation = newCompilerOptions.SkipDependencyCompilation;
+        fromConfig.TargetPlatfromMoniker = newCompilerOptions.TargetPlatfromMoniker;
     }
 }

src/AXSharp.compiler/src/AXSharp.Cs.Compiler/Helpers/Plain/IecToClrConverter.cs

@@ -39,19 +39,30 @@ internal static class IecToClrConverter
     private static readonly IDictionary<string, Type> NullabePrimitives = new Dictionary<string, Type>
     {
         { "WSTRING", typeof(string) },
-        { "STRING", typeof(string) },
+        { "STRING", typeof(string) },        
         { "DATE", typeof(DateOnly) },
         { "LDATE", typeof(DateOnly) },
         { "DATE_AND_TIME", typeof(DateTime) },
         { "LDATE_AND_TIME", typeof(DateTime) },
-        { "DATE_TIME", typeof(DateTime) },
+        { "DATE_TIME", typeof(DateTime) },                                        
         { "TIME", typeof(TimeSpan) },
         { "LTIME", typeof(TimeSpan) },
         { "TIME_OF_DAY", typeof(TimeSpan) },
         { "LTIME_OF_DAY", typeof(TimeSpan) },
         { "TOD", typeof(TimeSpan) }
     };
 
+
+    private static readonly IDictionary<string, Type> NullabeDateRelatedPrimitives = new Dictionary<string, Type>
+    {        
+        { "DATE", typeof(DateOnly) },
+        { "LDATE", typeof(DateOnly) },
+        { "DATE_AND_TIME", typeof(DateTime) },
+        { "LDATE_AND_TIME", typeof(DateTime) },
+        { "DATE_TIME", typeof(DateTime) },     
+    };
+
+
     public static bool IsNonNullablePrimitive(this IElementaryTypeSyntax type)
     {
         return NonNullabePrimitives.ContainsKey(type.TypeName);
@@ -66,12 +77,84 @@ public static bool IsNullablePrimitive(this IElementaryTypeSyntax type)
     {
         return NullabePrimitives.ContainsKey(type.TypeName);
     }
+    public static bool IsNullableDateRelatedPrimitive(this IScalarTypeDeclaration type)
+    {
+        return NullabeDateRelatedPrimitives.ContainsKey(type.Type.Name);
+    }
 
-    public static bool IsNullablePrimitive(this IScalarTypeDeclaration type)
+    public static string CreateScalarInitializer(this IScalarTypeDeclaration scalar, string? targetPlatformMoniker)
     {
-        return NullabePrimitives.ContainsKey(type.Name);
+        if (targetPlatformMoniker == null)
+        {
+            throw new ArgumentNullException(nameof(targetPlatformMoniker), "Target platform moniker cannot be null.");
+        }
+
+        if (!scalar.IsNullableDateRelatedPrimitive() && scalar.IsNullablePrimitive())
+        {
+            return $" = default({scalar.TransformType()});\n";
+        }
+
+        if (scalar.IsNullableDateRelatedPrimitive())
+        {
+
+            // We need to provide differrent default values for date
+            // related types based on target platform
+
+            switch (targetPlatformMoniker.ToLower())
+            {
+                case "ax":
+                    return scalar.CreateDefaultValueForAx();
+                case "tia":
+                    return scalar.CreateDefaultValueForTia();
+            }           
+        }
+
+        return string.Empty;
+    }
+
+    private static string CreateDefaultValueForAx(this IScalarTypeDeclaration scalar)
+    {
+        switch (scalar.Name.Trim().ToUpper())
+        {
+            case "DATE":
+                return " = new DateOnly(1970, 1, 1);\n";
+            case "LDATE":
+                return " = new DateOnly(1970, 1, 1);\n";
+            case "DATE_AND_TIME":
+                return " = new DateTime(1970, 1, 1);\n";
+            case "LDATE_AND_TIME":
+                return " = new DateTime(1970, 1, 1);\n";
+            case "LDATE_TIME":
+                return " = new DateTime(1970, 1, 1);\n";
+            default:
+                return " = new();";
+        }
+    }
+
+    private static string CreateDefaultValueForTia(this IScalarTypeDeclaration scalar)
+    {
+        switch (scalar.Name.Trim().ToUpper())
+        {
+            case "DATE":
+                return " = new DateOnly(1990, 1, 1);\n";
+            case "LDATE":
+                return " = new DateOnly(1990, 1, 1);\n";
+            case "DATE_AND_TIME":
+                return " = new DateTime(1990, 1, 1);\n";
+            case "LDATE_AND_TIME":
+                return " = new DateTime(1990, 1, 1);\n";
+            case "LDATE_TIME":
+                return " = new DateTime(1990, 1, 1);\n";
+            default:
+                return " = new();";
+        }
     }
 
+    private static bool IsNullablePrimitive(this IScalarTypeDeclaration type)
+    {
+        return NullabePrimitives.ContainsKey(type.Name);
+    }    
+
     public static string TransformType(this IElementaryTypeSyntax type)
     {
         var typeName = type.TypeName.ToUpperInvariant();

src/AXSharp.compiler/src/AXSharp.Cs.Compiler/Plain/CsPlainSourceBuilder.cs

@@ -143,10 +143,7 @@ public void CreateFieldDeclaration(IFieldDeclaration fieldDeclaration, IxNodeVis
                     break;
                 case IScalarTypeDeclaration scalar:
                     AddPropertyDeclaration(fieldDeclaration, visitor);
-                    if (scalar.IsNullablePrimitive())
-                    {
-                        AddToSource($" = default({scalar.TransformType()});\n");
-                    }
+                    AddToSource(scalar.CreateScalarInitializer(this.Project?.CompilerOptions?.TargetPlatfromMoniker));                                        
                     break;
                 case IReferenceTypeDeclaration d:
                 case IStructuredTypeDeclaration s:
@@ -308,14 +305,11 @@ public void CreateVariableDeclaration(IVariableDeclaration fieldDeclaration, IxN
                     break;
                 case IScalarTypeDeclaration scalar:
                     AddPropertyDeclaration(fieldDeclaration, visitor);
-                    if (scalar.IsNullablePrimitive())
-                    {
-                        AddToSource($" = default({scalar.TransformType()});\n");
-                    }
+                    AddToSource(scalar.CreateScalarInitializer(this.Project?.CompilerOptions?.TargetPlatfromMoniker));
                     break;
                 case IReferenceTypeDeclaration d:
                 case IStructuredTypeDeclaration s:
-                    AddPropertyDeclaration(fieldDeclaration, visitor);
+                    AddPropertyDeclaration(fieldDeclaration, visitor);                    
                     AddToSource(" = new ");
                     fieldDeclaration.Type.Accept(visitor, this);
                     AddToSource("();");

src/AXSharp.compiler/src/ixc/Options.cs

@@ -41,5 +41,9 @@ internal class Options : ICompilerOptions
     [Option('d', "skip-deps", Required = false, Default = false,
         HelpText = "Instructs the compiler to skip dependencies compilation of referenced AX# project.")]
     public bool SkipDependencyCompilation { get; set; }
+
+    [Option('t', "target-platform-moniker", Required = false, Default = "ax",
+        HelpText = "Instructs the compiler to adjust for target platform differences. Possible values 'ax', 'tia'")]
+    public string TargetPlatfromMoniker { get; set; }
 }
 

src/AXSharp.compiler/src/ixd/Options.cs

@@ -33,5 +33,9 @@ internal class Options : ICompilerOptions
 
         public bool IgnoreS7Pragmas { get; set; }
         public bool SkipDependencyCompilation { get; set; }
+
+        [Option('t', "target-platform-moniker", Required = false, Default = "ax",
+        HelpText = "Instructs the compiler to adjust for target platform differences. Possible values 'ax', 'tia'")]
+        public string TargetPlatfromMoniker { get; set; }
     }
 }

src/AXSharp.compiler/src/ixr/Options.cs

@@ -32,5 +32,9 @@ internal class Options : ICompilerOptions
 
         public bool IgnoreS7Pragmas { get; set; }
         public bool SkipDependencyCompilation { get; set; }
+
+        [Option('t', "target-platform-moniker", Required = false, Default = "ax",
+        HelpText = "Instructs the compiler to adjust for target platform differences. Possible values 'ax', 'tia'")]
+        public string TargetPlatfromMoniker { get; set; }
     }
 }