From ac769e656b122ff569c3f1534701b71e00fed586 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 27 Oct 2020 19:21:35 +0800
Subject: Split front and back end.

---
 .../Helpers/InvalidModelResponseFactory.cs         | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 BackEnd/Timeline/Helpers/InvalidModelResponseFactory.cs

(limited to 'BackEnd/Timeline/Helpers/InvalidModelResponseFactory.cs')

diff --git a/BackEnd/Timeline/Helpers/InvalidModelResponseFactory.cs b/BackEnd/Timeline/Helpers/InvalidModelResponseFactory.cs
new file mode 100644
index 00000000..9b253e7d
--- /dev/null
+++ b/BackEnd/Timeline/Helpers/InvalidModelResponseFactory.cs
@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Mvc;
+using System.Text;
+using Timeline.Models.Http;
+
+namespace Timeline.Helpers
+{
+    public static class InvalidModelResponseFactory
+    {
+        public static IActionResult Factory(ActionContext context)
+        {
+            var modelState = context.ModelState;
+
+            var messageBuilder = new StringBuilder();
+            foreach (var model in modelState)
+                foreach (var error in model.Value.Errors)
+                {
+                    messageBuilder.Append(model.Key);
+                    messageBuilder.Append(" : ");
+                    messageBuilder.AppendLine(error.ErrorMessage);
+                }
+
+            return new BadRequestObjectResult(ErrorResponse.Common.CustomMessage_InvalidModel(messageBuilder.ToString()));
+        }
+    }
+}
-- 
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