From 88232f85e69a5e4b390e73344b31372746d4adca Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 10 Mar 2020 16:19:28 +0800
Subject: ...

---
 Timeline/Controllers/TimelineController.cs | 48 ++++++++++++++++++++++++++++--
 Timeline/Models/Http/TimelineController.cs |  1 +
 Timeline/Resources/Messages.Designer.cs    | 45 ++++++++++++++++++++++++++++
 Timeline/Resources/Messages.resx           | 15 ++++++++++
 4 files changed, 107 insertions(+), 2 deletions(-)

diff --git a/Timeline/Controllers/TimelineController.cs b/Timeline/Controllers/TimelineController.cs
index 0e5483fa..38fe7475 100644
--- a/Timeline/Controllers/TimelineController.cs
+++ b/Timeline/Controllers/TimelineController.cs
@@ -123,8 +123,52 @@ namespace Timeline.Controllers
                 return StatusCode(StatusCodes.Status403Forbidden, ErrorResponse.Common.Forbid());
             }
 
-            var res = await _service.CreatePost(name, id, body.Content, body.Time);
-            return res;
+            var content = body.Content;
+
+            TimelinePost post;
+
+            if (content.Type == TimelinePostContentTypes.Text)
+            {
+                var text = content.Text;
+                if (text == null)
+                {
+                    return BadRequest(ErrorResponse.Common.CustomMessage_InvalidModel(Resources.Messages.TimelineController_TextContentTextRequired));
+                }
+                post = await _service.CreateTextPost(name, id, text, body.Time);
+            }
+            else if (content.Type == TimelinePostContentTypes.Image)
+            {
+                var base64Data = content.Data;
+                if (base64Data == null)
+                {
+                    return BadRequest(ErrorResponse.Common.CustomMessage_InvalidModel(Resources.Messages.TimelineController_ImageContentDataRequired));
+                }
+                byte[] data;
+                try
+                {
+                    data = Convert.FromBase64String(base64Data);
+                }
+                catch (FormatException)
+                {
+                    return BadRequest(ErrorResponse.Common.CustomMessage_InvalidModel(Resources.Messages.TimelineController_ImageContentDataNotBase64));
+                }
+
+                try
+                {
+                    post = await _service.CreateImagePost(name, id, data, body.Time);
+                }
+                catch (ImageException)
+                {
+                    return BadRequest(ErrorResponse.Common.CustomMessage_InvalidModel(Resources.Messages.TimelineController_ImageContentDataNotImage));
+                }
+            }
+            else
+            {
+                return BadRequest(ErrorResponse.Common.CustomMessage_InvalidModel(Resources.Messages.TimelineController_ContentUnknownType));
+            }
+
+            var result = _mapper.Map<TimelinePostInfo>(post);
+            return result;
         }
 
         [HttpDelete("timelines/{name}/posts/{id}")]
diff --git a/Timeline/Models/Http/TimelineController.cs b/Timeline/Models/Http/TimelineController.cs
index ce5f3b98..3e2e6b58 100644
--- a/Timeline/Models/Http/TimelineController.cs
+++ b/Timeline/Models/Http/TimelineController.cs
@@ -14,6 +14,7 @@ namespace Timeline.Models.Http
 
     public class TimelinePostCreateRequest
     {
+        [Required]
         public TimelinePostCreateRequestContent Content { get; set; } = default!;
 
         public DateTime? Time { get; set; }
diff --git a/Timeline/Resources/Messages.Designer.cs b/Timeline/Resources/Messages.Designer.cs
index 4123cb8b..fb093f07 100644
--- a/Timeline/Resources/Messages.Designer.cs
+++ b/Timeline/Resources/Messages.Designer.cs
@@ -177,6 +177,42 @@ namespace Timeline.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Unknown type of post content..
+        /// </summary>
+        internal static string TimelineController_ContentUnknownType {
+            get {
+                return ResourceManager.GetString("TimelineController_ContentUnknownType", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Data field is not a valid base64 string in image content..
+        /// </summary>
+        internal static string TimelineController_ImageContentDataNotBase64 {
+            get {
+                return ResourceManager.GetString("TimelineController_ImageContentDataNotBase64", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Data field is not a valid image after base64 decoding in image content..
+        /// </summary>
+        internal static string TimelineController_ImageContentDataNotImage {
+            get {
+                return ResourceManager.GetString("TimelineController_ImageContentDataNotImage", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Data field is required for image content..
+        /// </summary>
+        internal static string TimelineController_ImageContentDataRequired {
+            get {
+                return ResourceManager.GetString("TimelineController_ImageContentDataRequired", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to The user specified by query param &quot;relate&quot; does not exist..
         /// </summary>
@@ -195,6 +231,15 @@ namespace Timeline.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Text field is required for text content..
+        /// </summary>
+        internal static string TimelineController_TextContentTextRequired {
+            get {
+                return ResourceManager.GetString("TimelineController_TextContentTextRequired", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Username or password is invalid..
         /// </summary>
diff --git a/Timeline/Resources/Messages.resx b/Timeline/Resources/Messages.resx
index 865db524..6a4cb1b6 100644
--- a/Timeline/Resources/Messages.resx
+++ b/Timeline/Resources/Messages.resx
@@ -156,12 +156,27 @@
   <data name="TimelineCommon_NotExist" xml:space="preserve">
     <value>The timeline with given name does not exist.</value>
   </data>
+  <data name="TimelineController_ContentUnknownType" xml:space="preserve">
+    <value>Unknown type of post content.</value>
+  </data>
+  <data name="TimelineController_ImageContentDataNotBase64" xml:space="preserve">
+    <value>Data field is not a valid base64 string in image content.</value>
+  </data>
+  <data name="TimelineController_ImageContentDataNotImage" xml:space="preserve">
+    <value>Data field is not a valid image after base64 decoding in image content.</value>
+  </data>
+  <data name="TimelineController_ImageContentDataRequired" xml:space="preserve">
+    <value>Data field is required for image content.</value>
+  </data>
   <data name="TimelineController_QueryRelateNotExist" xml:space="preserve">
     <value>The user specified by query param "relate" does not exist.</value>
   </data>
   <data name="TimelineController_QueryVisibilityUnknown" xml:space="preserve">
     <value>'{0}' is an unkown visibility in the query parameter 'visibility'. </value>
   </data>
+  <data name="TimelineController_TextContentTextRequired" xml:space="preserve">
+    <value>Text field is required for text content.</value>
+  </data>
   <data name="TokenController_Create_BadCredential" xml:space="preserve">
     <value>Username or password is invalid.</value>
   </data>
-- 
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