Added little note to post / comment form, added some other stuff, which I forgot

ImageBoardServerApp/Data/Repository/UsersRepository.cs

@@ -16,6 +16,12 @@ public static class UsersRepository
         return await db.Users.FirstOrDefaultAsync(user => user.UserID == userId);
     }
     
+    public static async Task<UserData> getUserByIPAsync(string userIp)
+    {
+        await using var db = new AppDBContext();
+        return await db.Users.FirstOrDefaultAsync(user => user.Ipv4Address == userIp);
+    }
+
     public static async Task<int> createUserAsync(UserData userToCreate)
     {
         await using var db = new AppDBContext();

ImageBoardServerApp/ImageBoardServerApp.csproj

@@ -19,6 +19,8 @@
     </ItemGroup>
 
     <ItemGroup>
+      <Folder Include="wwwroot\dynamic\comment" />
+      <Folder Include="wwwroot\dynamic\op" />
       <Folder Include="wwwroot\static" />
     </ItemGroup>
 

ImageBoardServerApp/Pages/Rules.razor.css

@@ -3,6 +3,7 @@
     font-weight: 1000;
     /*the text have to be in a biger Pixel number I do not know how to do it */
 }
+
 .rules_list{
     text-align:left;
     display:block;

ImageBoardServerApp/Shared/Components/Forms/CommentForm.razor

@@ -13,6 +13,8 @@
     <div class="pd centered">
         <span>Comment on @post.Title in /@post.Board/</span>
         
+        <FormInfo/>
+
         <div class="centered formContent">
             <div>
                 <div class="pd centered marg">
@@ -36,6 +38,7 @@
         </div>
     
         <div class="pd centered marg">
+            <FormInfo/>
             <RadzenButton class="pd" Click="@onPostClick" Text="Comment!"></RadzenButton>
         </div>
     
@@ -103,7 +106,21 @@
             Banned = false,
             lastActionTimeStamp = DateTime.Now.Millisecond
         };
-        int userID = await UsersRepository.createUserAsync(userToCreate);
+        
+        int userID;
+        UserData foundusr = await UsersRepository.getUserByIPAsync(userToCreate.Ipv4Address);
+        if (foundusr == null)
+        {
+            userID = await UsersRepository.createUserAsync(userToCreate);
+        }
+        else
+        {
+            userID = foundusr.UserID;
+            if(foundusr.Banned)
+                return;
+            foundusr.lastActionTimeStamp = DateTime.Now.Millisecond;
+            await UsersRepository.updateUserAsync(foundusr);
+        }
 
         bool hasImage = image != null;
         CommentData commentToCreate;

ImageBoardServerApp/Shared/Components/Forms/FormInfo.razor

@@ -0,0 +1,5 @@
+<ul class="notesInfo">
+    <li>The max. image size is 1MB.</li>
+    <li>Supported file types are: jpeg, png & gif</li>
+    <li>Read the rules before posting</li>
+</ul>

ImageBoardServerApp/Shared/Components/Forms/FormInfo.razor.css

@@ -0,0 +1,8 @@
+.notesInfo{
+    font-weight: 60;
+    display: block;
+    text-align: center;
+    font-size: 10px;
+    color: #c6cfd0;
+    /*the text sice can stay like it is, if you do not want to change it.*/
+}

ImageBoardServerApp/Shared/Components/Forms/PostForm.razor

@@ -19,6 +19,18 @@
     <div class="pd centered">
         <span>Post to /@board.Tag/ - @board.Topic</span>
 
+        <div class="centered formContent">
+            <div>
+                <div class="pd centered marg">
+                    @if (image != null)
+                        {
+                            <img class="formImage" src="@($"data:image/png;base64,{Convert.ToBase64String(image)}")" alt="No Image"/>
+                        }
+                </div>
+                <InputFile OnChange="@SingleUpload" type="file" accept="image/*"/>
+            </div>
+
+            <div>
                 <div class="pd centered marg"> 
                     <RadzenTextBox Placeholder="Username (Anonymous)" MaxLength="15" Change=@(args => OnChange(args, "username")) Class="w-100"/>
                 </div>
@@ -30,9 +42,12 @@
                 <div class="pd centered marg"> 
                     <RadzenTextArea Placeholder="Content..." @bind-Value="@postContent" Cols="30" Rows="6" Change=@(args => OnChange(args, "Content")) Class="w-100"/>
                 </div>
+            </div>
+            
+        </div>
     
         <div class="pd centered marg">
-            <InputFile OnChange="@SingleUpload" type="file" accept="image/*"/>
+            <FormInfo/>
             <RadzenButton class="pd" Click="@onPostClick" Text="Post!"></RadzenButton>
         </div>
     
@@ -100,7 +115,21 @@
             Banned = false,
             lastActionTimeStamp = DateTime.Now.Millisecond
         };
-        int userID = await UsersRepository.createUserAsync(userToCreate);
+
+        int userID;
+        UserData foundusr = await UsersRepository.getUserByIPAsync(userToCreate.Ipv4Address);
+        if (foundusr == null)
+        {
+            userID = await UsersRepository.createUserAsync(userToCreate);
+        }
+        else
+        {
+            userID = foundusr.UserID;
+            if(foundusr.Banned)
+                return;
+            foundusr.lastActionTimeStamp = DateTime.Now.Millisecond;
+            await UsersRepository.updateUserAsync(foundusr);
+        }
         
         //TODO Add check if data is image
 

ImageBoardServerApp/Shared/Components/Forms/PostForm.razor.css

@@ -21,3 +21,20 @@
 .marg{
     margin: 2px
 }
+
+.formImage{
+    margin: 6px;
+    max-width: 200px;
+    max-height: 200px;
+    padding: 5px;
+}
+
+.formImage img{
+    max-width:150px;
+    width: 100%;
+}
+
+.formContent{
+    text-align: left;
+    display: flex;
+}