From 00f3be316380634055a98dc841a4485da649664b Mon Sep 17 00:00:00 2001
From: Alexander Stoll <astoll@int.netways.de>
Date: Tue, 29 Oct 2019 16:08:27 +0100
Subject: [PATCH] Generic Conversion for Bytes

---
 lib/core/tools/Convert-Bytes.psm1 | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 lib/core/tools/Convert-Bytes.psm1

diff --git a/lib/core/tools/Convert-Bytes.psm1 b/lib/core/tools/Convert-Bytes.psm1
new file mode 100644
index 0000000..445b1c4
--- /dev/null
+++ b/lib/core/tools/Convert-Bytes.psm1
@@ -0,0 +1,30 @@
+function Convert-Bytes()
+{
+    param(
+       [string]$Value,
+       [string]$Unit
+    );
+
+    If (($Value -Match "(^[0-9]*) ?(B|b|kb|KB|kB|Kb|mb|Mb|mB|MB|Gb|gB|gb|GB|tb|Tb|tB|TB|PT|pt|pT|Pt)")) {
+        [single]$CurrentValue = $Matches[1];
+        [string]$CurrentUnit = $Matches[2];
+
+        $CurrentValue = ConvertTo-Byte $CurrentValue $CurrentUnit;
+        
+        switch ($Unit) {
+            { 'B' -contains $_}  { $FinalValue = ConvertTo-Byte $CurrentValue -Unit B;      $boolOption = $true;}
+            { 'KB' -contains $_} { $FinalValue = ConvertTo-KiloByte $CurrentValue -Unit B;  $boolOption = $true;}
+            { 'MB' -contains $_} { $FinalValue = ConvertTo-MegaByte $CurrentValue -Unit B;  $boolOption = $true;}
+            { 'GB' -contains $_} { $FinalValue = ConvertTo-GigaByte $CurrentValue -Unit B;  $boolOption = $true;}
+            { 'TB' -contains $_} { $FinalValue = ConvertTo-TeraByte $CurrentValue -Unit B;  $boolOption = $true;}
+            { 'PT' -contains $_} { $FinalValue = ConvertTo-PetaByte $CurrentValue -Unit B;  $boolOption = $true;}
+            default { 
+                if (-Not $boolOption) {
+                    Throw 'Invalid input';
+                } 
+            }
+        }
+        return $FinalValue;
+    }
+    Throw 'Invalid input';
+}
\ No newline at end of file