Add WinUI and core source

2026-06-26 13:27:13 +08:00
parent f59190251d
commit 7ecc6a8923
262 changed files with 137492 additions and 0 deletions
@@ -0,0 +1,32 @@
+using System.Globalization;
+using System.Security.Cryptography;
+using System.Text.RegularExpressions;
+
+namespace YMhut.Box.Core.Feedback;
+
+public static class FeedbackCode
+{
+    private static readonly Regex Pattern = new(
+        "^FB-[0-9]{8}-[A-F0-9]{6}$",
+        RegexOptions.Compiled | RegexOptions.CultureInvariant);
+
+    public static string Create(DateTimeOffset? now = null)
+    {
+        Span<byte> bytes = stackalloc byte[3];
+        RandomNumberGenerator.Fill(bytes);
+        var stamp = (now ?? DateTimeOffset.Now).ToString("yyyyMMdd", CultureInfo.InvariantCulture);
+        return $"FB-{stamp}-{Convert.ToHexString(bytes)}";
+    }
+
+    public static bool IsValid(string? value)
+    {
+        return Pattern.IsMatch(Normalize(value));
+    }
+
+    public static string Normalize(string? value)
+    {
+        return string.IsNullOrWhiteSpace(value)
+            ? string.Empty
+            : value.Trim().ToUpperInvariant();
+    }
+}