From 9bf23f3ec822bf0246c06ef85580dbde41a3b8e8 Mon Sep 17 00:00:00 2001
From: ig <ig ig@devnullmail.com>
Date: Wed, 1 Mar 2023 08:14:08 +0100
Subject: [PATCH] add Percent % to Units

---
 csharp/Lib/Units/Percent.cs | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 csharp/Lib/Units/Percent.cs

diff --git a/csharp/Lib/Units/Percent.cs b/csharp/Lib/Units/Percent.cs
new file mode 100644
index 000000000..02bf1a146
--- /dev/null
+++ b/csharp/Lib/Units/Percent.cs
@@ -0,0 +1,29 @@
+namespace InnovEnergy.Lib.Units;
+
+using T = Percent;
+
+public readonly struct Percent
+{
+    public static String Unit   => "%"; 
+    public static String Symbol => "%"; // ??
+
+    public Percent(Decimal value)
+    {
+        if (value < 0)
+            throw new ArgumentException(nameof(Frequency) + " cannot be negative", nameof(value));
+        
+        Value = value;
+    }
+    
+    // not generated
+    
+    public Decimal Value { get; }
+    public override String ToString() => Value + Unit;
+    
+    // scalar multiplication
+    public static Decimal operator *(Decimal scalar, T t) => scalar * t.Value/100m;
+    public static Decimal operator *(T t, Decimal scalar) => scalar * t.Value/100m;
+
+    // parallel
+    public static Percent operator |(T left, T right) => new T((left.Value + right.Value)/2m);
+}
\ No newline at end of file