Merge pull request #57 from crupest/dev

Add normal timeline feature.

1 files changed, 33 insertions, 0 deletions

diff --git a/Timeline/Models/Validation/NameValidator.cs b/Timeline/Models/Validation/NameValidator.cs
new file mode 100644
index 00000000..8db10ebd
--- /dev/null
+++ b/Timeline/Models/Validation/NameValidator.cs
@@ -0,0 +1,33 @@
+using System.Linq;

+using static Timeline.Resources.Models.Validation.NameValidator;

+

+namespace Timeline.Models.Validation

+{

+    public class NameValidator : Validator<string>

+    {

+        public const int MaxLength = 26;

+

+        protected override (bool, string) DoValidate(string value)

+        {

+            if (value.Length == 0)

+            {

+                return (false, MessageEmptyString);

+            }

+

+            if (value.Length > 26)

+            {

+                return (false, MessageTooLong);

+            }

+

+            foreach ((char c, int i) in value.Select((c, i) => (c, i)))

+            {

+                if (!(char.IsLetterOrDigit(c) || c == '-' || c == '_'))

+                {

+                    return (false, MessageInvalidChar);

+                }

+            }

+

+            return (true, GetSuccessMessage());

+        }

+    }

+}