Merge pull request #161 from crupest/upgrade

Upgrade packages and split front end and back end.

1 files changed, 51 insertions, 0 deletions

diff --git a/BackEnd/Timeline/Models/Converters/MyDateTimeConverter.cs b/BackEnd/Timeline/Models/Converters/MyDateTimeConverter.cs
new file mode 100644
index 00000000..f125cd5c
--- /dev/null
+++ b/BackEnd/Timeline/Models/Converters/MyDateTimeConverter.cs
@@ -0,0 +1,51 @@
+using System;

+using System.ComponentModel;

+using System.Globalization;

+

+namespace Timeline.Models.Converters

+{

+    public class MyDateTimeConverter : TypeConverter

+    {

+        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)

+        {

+            return sourceType == typeof(string) || base.CanConvertFrom(context, sourceType);

+        }

+

+        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)

+        {

+            return base.CanConvertTo(context, destinationType);

+        }

+

+        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)

+        {

+            if (value is string text)

+            {

+                text = text.Trim();

+                if (text.Length == 0)

+                {

+                    return DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);

+                }

+

+                return DateTime.Parse(text, CultureInfo.InvariantCulture, DateTimeStyles.AdjustToUniversal | DateTimeStyles.AssumeUniversal);

+            }

+

+            return base.ConvertFrom(context, culture, value);

+        }

+

+        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)

+        {

+            if (destinationType == typeof(string) && value is DateTime)

+            {

+                DateTime dt = (DateTime)value;

+                if (dt == DateTime.MinValue)

+                {

+                    return string.Empty;

+                }

+

+                return dt.ToString("s", CultureInfo.InvariantCulture) + "Z";

+            }

+

+            return base.ConvertTo(context, culture, value, destinationType);

+        }

+    }

+}