From 37382ac85675bded43f800fec18fa8eb2ba22706 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 20 Nov 2019 19:59:06 +0800
Subject: Migrate to System.Text.Json . Format enum to string instead of
 number. Use ISO8601 format for datetime.

---
 .../Models/Converters/JsonDateTimeConverter.cs     | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 Timeline/Models/Converters/JsonDateTimeConverter.cs

(limited to 'Timeline/Models/Converters/JsonDateTimeConverter.cs')

diff --git a/Timeline/Models/Converters/JsonDateTimeConverter.cs b/Timeline/Models/Converters/JsonDateTimeConverter.cs
new file mode 100644
index 00000000..551bbbaa
--- /dev/null
+++ b/Timeline/Models/Converters/JsonDateTimeConverter.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Diagnostics;
+using System.Globalization;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Timeline.Models.Converters
+{
+    [System.Diagnostics.CodeAnalysis.SuppressMessage("Design", "CA1062:Validate arguments of public methods")]
+    public class JsonDateTimeConverter : JsonConverter<DateTime>
+    {
+        public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+        {
+            Debug.Assert(typeToConvert == typeof(DateTime));
+            return DateTime.Parse(reader.GetString(), CultureInfo.InvariantCulture);
+        }
+
+        public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
+        {
+            writer.WriteStringValue(value.ToUniversalTime().ToString("s", CultureInfo.InvariantCulture));
+        }
+    }
+}
-- 
cgit v1.2.3