Initial Argus web catalog

2026-06-20 19:55:11 +03:00
commit 5f80c4bf6a
30 changed files with 2620 additions and 0 deletions
@@ -0,0 +1,39 @@
+using System.Text;
+
+namespace Argus.Infrastructure;
+
+public static class IdentifierUtility
+{
+    public static string Normalize(string? value, string fallback)
+    {
+        if (string.IsNullOrWhiteSpace(value))
+        {
+            return fallback;
+        }
+
+        var builder = new StringBuilder(value.Length);
+        var lastWasSeparator = false;
+
+        foreach (var character in value.Trim().ToLowerInvariant())
+        {
+            if (char.IsLetterOrDigit(character))
+            {
+                builder.Append(character);
+                lastWasSeparator = false;
+                continue;
+            }
+
+            if (character is '-' or '_' or '.')
+            {
+                if (!lastWasSeparator)
+                {
+                    builder.Append(character);
+                    lastWasSeparator = true;
+                }
+            }
+        }
+
+        var normalized = builder.ToString().Trim('-', '_', '.');
+        return string.IsNullOrWhiteSpace(normalized) ? fallback : normalized;
+    }
+}