From c275c25d0a9904cdae8d3ba741de7be0db5c923c Mon Sep 17 00:00:00 2001
From: Michael Becker <alcexhim@gmail.com>
Date: Fri, 4 Dec 2020 23:43:10 -0500
Subject: [PATCH] initial scaffolding for programmatic scripting support (e.g.
 via XML)

---
 MBS.Framework/MBS.Framework.csproj            |  7 +++
 MBS.Framework/Scripting/ScriptEnvironment.cs  |  8 +++
 .../Scripting/Strings/ScriptableString.cs     | 54 +++++++++++++++++++
 .../Scripting/Strings/StringComponent.cs      | 16 ++++++
 .../ConditionalStringComponent.cs             | 10 ++++
 .../LiteralStringComponent.cs                 | 27 ++++++++++
 6 files changed, 122 insertions(+)
 create mode 100644 MBS.Framework/Scripting/ScriptEnvironment.cs
 create mode 100644 MBS.Framework/Scripting/Strings/ScriptableString.cs
 create mode 100644 MBS.Framework/Scripting/Strings/StringComponent.cs
 create mode 100644 MBS.Framework/Scripting/Strings/StringComponents/ConditionalStringComponent.cs
 create mode 100644 MBS.Framework/Scripting/Strings/StringComponents/LiteralStringComponent.cs

diff --git a/MBS.Framework/MBS.Framework.csproj b/MBS.Framework/MBS.Framework.csproj
index 73ad8c1..61da8ad 100644
--- a/MBS.Framework/MBS.Framework.csproj
+++ b/MBS.Framework/MBS.Framework.csproj
@@ -86,6 +86,11 @@
     <Compile Include="CommandItem.cs" />
     <Compile Include="StockType.cs" />
     <Compile Include="ContextChangedEvent.cs" />
+    <Compile Include="Scripting\Strings\ScriptableString.cs" />
+    <Compile Include="Scripting\Strings\StringComponent.cs" />
+    <Compile Include="Scripting\Strings\StringComponents\ConditionalStringComponent.cs" />
+    <Compile Include="Scripting\Strings\StringComponents\LiteralStringComponent.cs" />
+    <Compile Include="Scripting\ScriptEnvironment.cs" />
     <Compile Include="Collections\Generic\ExtensionMethods.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -93,6 +98,8 @@
     <Folder Include="Logic\Expressions\" />
     <Folder Include="Logic\Conditional\" />
     <Folder Include="IO\" />
+    <Folder Include="Scripting\" />
+    <Folder Include="Scripting\Strings\" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
 </Project>
diff --git a/MBS.Framework/Scripting/ScriptEnvironment.cs b/MBS.Framework/Scripting/ScriptEnvironment.cs
new file mode 100644
index 0000000..c5216be
--- /dev/null
+++ b/MBS.Framework/Scripting/ScriptEnvironment.cs
@@ -0,0 +1,8 @@
+using System;
+namespace MBS.Framework.Scripting
+{
+	public class ScriptEnvironment
+	{
+
+	}
+}
diff --git a/MBS.Framework/Scripting/Strings/ScriptableString.cs b/MBS.Framework/Scripting/Strings/ScriptableString.cs
new file mode 100644
index 0000000..0876f61
--- /dev/null
+++ b/MBS.Framework/Scripting/Strings/ScriptableString.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Text;
+
+namespace MBS.Framework.Scripting.Strings
+{
+	public class ScriptableString : ICloneable
+	{
+		public ScriptableString(StringComponent[] components = null)
+		{
+			if (components != null)
+			{
+				for (int i = 0; i < components.Length; i++)
+				{
+					Components.Add(components[i]);
+				}
+			}
+		}
+
+		public override string ToString()
+		{
+			StringBuilder sb = new StringBuilder();
+			for (int i = 0; i < Components.Count; i++)
+			{
+				sb.Append(Components[i].ToString());
+				if (i < Components.Count - 1)
+					sb.Append(' ');
+			}
+			return sb.ToString();
+		}
+		public string ToString(ScriptEnvironment environment)
+		{
+			StringBuilder sb = new StringBuilder();
+			for (int i = 0; i < Components.Count; i++)
+			{
+				sb.Append(Components[i].ToString(environment));
+				if (i < Components.Count - 1)
+					sb.Append(' ');
+			}
+			return sb.ToString();
+		}
+
+		public StringComponent.StringComponentCollection Components { get; } = new StringComponent.StringComponentCollection();
+
+		public object Clone()
+		{
+			ScriptableString clone = new ScriptableString();
+			for (int i = 0; i < Components.Count; i++)
+			{
+				clone.Components.Add(Components[i].Clone() as StringComponent);
+			}
+			return clone;
+		}
+	}
+}
diff --git a/MBS.Framework/Scripting/Strings/StringComponent.cs b/MBS.Framework/Scripting/Strings/StringComponent.cs
new file mode 100644
index 0000000..bdf3268
--- /dev/null
+++ b/MBS.Framework/Scripting/Strings/StringComponent.cs
@@ -0,0 +1,16 @@
+using System;
+
+namespace MBS.Framework.Scripting.Strings
+{
+	public abstract class StringComponent : ICloneable
+	{
+		public class StringComponentCollection
+			: System.Collections.ObjectModel.Collection<StringComponent>
+		{
+		}
+
+		public abstract string ToString(ScriptEnvironment environment);
+
+		public abstract object Clone();
+	}
+}
diff --git a/MBS.Framework/Scripting/Strings/StringComponents/ConditionalStringComponent.cs b/MBS.Framework/Scripting/Strings/StringComponents/ConditionalStringComponent.cs
new file mode 100644
index 0000000..e93d2e1
--- /dev/null
+++ b/MBS.Framework/Scripting/Strings/StringComponents/ConditionalStringComponent.cs
@@ -0,0 +1,10 @@
+using System;
+using MBS.Framework.Logic.Conditional;
+
+namespace MBS.Framework.Scripting.Strings.StringComponents
+{
+	public class ConditionalStringComponent
+	{
+		public IConditionalStatement Condition { get; }
+	}
+}
diff --git a/MBS.Framework/Scripting/Strings/StringComponents/LiteralStringComponent.cs b/MBS.Framework/Scripting/Strings/StringComponents/LiteralStringComponent.cs
new file mode 100644
index 0000000..9a2b3fd
--- /dev/null
+++ b/MBS.Framework/Scripting/Strings/StringComponents/LiteralStringComponent.cs
@@ -0,0 +1,27 @@
+using System;
+namespace MBS.Framework.Scripting.Strings.StringComponents
+{
+	public class LiteralStringComponent : StringComponent
+	{
+		public string Value { get; set; } = null;
+
+		public override string ToString(ScriptEnvironment environment)
+		{
+			return Value;
+		}
+		public override string ToString()
+		{
+			return String.Format("\"{0}\"", Value);
+		}
+
+		public LiteralStringComponent(string value)
+		{
+			Value = value;
+		}
+
+		public override object Clone()
+		{
+			return new LiteralStringComponent(Value?.Clone() as string);
+		}
+	}
+}