Get rid of system.drawing and uwp notifications pacakge. Remove the AOT/trim stuff for now.

Wino.Mail.WinUI/NotificationArguments.cs

@@ -0,0 +1,55 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+
+namespace Wino.Mail.WinUI;
+
+internal sealed class NotificationArguments
+{
+    private static readonly NotificationArguments Empty = new(new Dictionary<string, string>(StringComparer.Ordinal));
+
+    private readonly IReadOnlyDictionary<string, string> _values;
+
+    private NotificationArguments(IReadOnlyDictionary<string, string> values)
+    {
+        _values = values;
+    }
+
+    public string this[string key] => _values[key];
+
+    public static NotificationArguments Parse(string? encodedArguments)
+    {
+        if (string.IsNullOrWhiteSpace(encodedArguments))
+            return Empty;
+
+        var values = new Dictionary<string, string>(StringComparer.Ordinal);
+
+        foreach (var pair in encodedArguments.Split('&', StringSplitOptions.RemoveEmptyEntries))
+        {
+            var separatorIndex = pair.IndexOf('=');
+            if (separatorIndex < 0)
+            {
+                values[WebUtility.UrlDecode(pair)] = string.Empty;
+                continue;
+            }
+
+            var key = WebUtility.UrlDecode(pair[..separatorIndex]);
+            var value = WebUtility.UrlDecode(pair[(separatorIndex + 1)..]);
+
+            values[key] = value;
+        }
+
+        return new NotificationArguments(values);
+    }
+
+    public bool TryGetValue(string key, out string value)
+        => _values.TryGetValue(key, out value!);
+
+    public bool TryGetValue<TEnum>(string key, out TEnum value) where TEnum : struct, Enum
+    {
+        value = default;
+
+        return _values.TryGetValue(key, out var rawValue) &&
+               Enum.TryParse(rawValue, ignoreCase: true, out value);
+    }
+}