WIP

2026-05-28 15:25:31 -07:00
parent d79b1faa8f
commit a525c71baa
21 changed files with 484 additions and 126 deletions
@@ -0,0 +1,33 @@
+using System.Globalization;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace ROLAC.API.Json;
+
+/// <summary>
+/// Reads <see cref="DateOnly"/> from either "yyyy-MM-dd" or any ISO 8601 date-time
+/// (the date portion is taken). Writes as "yyyy-MM-dd". Lets JS clients send a Date
+/// without first formatting it.
+/// </summary>
+public sealed class TolerantDateOnlyConverter : JsonConverter<DateOnly>
+{
+    private const string Format = "yyyy-MM-dd";
+
+    public override DateOnly Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        var s = reader.GetString();
+        if (string.IsNullOrEmpty(s))
+            throw new JsonException("Expected a date string for DateOnly.");
+
+        if (DateOnly.TryParseExact(s, Format, CultureInfo.InvariantCulture, DateTimeStyles.None, out var d))
+            return d;
+
+        if (DateTimeOffset.TryParse(s, CultureInfo.InvariantCulture, DateTimeStyles.None, out var dto))
+            return DateOnly.FromDateTime(dto.DateTime);
+
+        throw new JsonException($"Unable to parse '{s}' as DateOnly.");
+    }
+
+    public override void Write(Utf8JsonWriter writer, DateOnly value, JsonSerializerOptions options)
+        => writer.WriteStringValue(value.ToString(Format, CultureInfo.InvariantCulture));
+}