Whiteboard Domain

dotnet/AipsCore/Domain/Models/Whiteboard/External/IWhiteboardRepository.cs

@@ -0,0 +1,11 @@
+using AipsCore.Domain.Models.Whiteboard.ValueObjects;
+
+namespace AipsCore.Domain.Models.Whiteboard.External;
+
+public interface IWhiteboardRepository
+{
+    Task<Whiteboard?> Get(WhiteboardId whiteboardId, CancellationToken cancellationToken = default);
+    Task Save(Whiteboard whiteboard, CancellationToken cancellationToken = default);
+    Task<bool> WhiteboardCodeExists(WhiteboardCode whiteboardCode);
+    
+}

dotnet/AipsCore/Domain/Models/Whiteboard/Validation/WhiteboardCodeCharsetRule.cs

@@ -3,9 +3,9 @@ using AipsCore.Utility.Text;
 
 namespace AipsCore.Domain.Models.Whiteboard.Validation;
 
-public class WhitebordCodeCharsetRule : CharsetRule
+public class WhiteboardCodeCharsetRule : CharsetRule
 {
-    public WhitebordCodeCharsetRule(string stringValue)
+    public WhiteboardCodeCharsetRule(string stringValue)
         : base(stringValue, GetWhiteboardCodeCharset())
     {
     }

dotnet/AipsCore/Domain/Models/Whiteboard/Validation/WhiteboardTitleCharsetRule.cs

@@ -0,0 +1,24 @@
+using AipsCore.Domain.Common.Validation.Rules;
+using AipsCore.Utility.Text;
+
+namespace AipsCore.Domain.Models.Whiteboard.Validation;
+
+public class WhiteboardTitleCharsetRule : CharsetRule
+{
+    public WhiteboardTitleCharsetRule(string stringValue) 
+        : base(stringValue, GetWhiteboardTitleCharset())
+    {
+        
+    }
+    
+    private static char[] GetWhiteboardTitleCharset()
+    {
+        var alphanumericCharset = Charset.GetAlphanumericCharset();
+        return [..alphanumericCharset, '_', ' ', '/'];
+    }
+    
+    protected override string ErrorCode => "whiteboard_title_charset";
+
+    protected override string ErrorMessage =>
+        "Whiteboard title contains invalid characters, only alphanumeric characters, '_', ' ', '/' are allowed";
+}

dotnet/AipsCore/Domain/Models/Whiteboard/ValueObjects/WhiteboardCode.cs

@@ -1,9 +1,6 @@
-using AipsCore.Domain.Abstract;
+using AipsCore.Domain.Abstract.Rule;
-using AipsCore.Domain.Abstract.Rule;
 using AipsCore.Domain.Abstract.ValueObject;
-using AipsCore.Domain.Common.Validation;
 using AipsCore.Domain.Common.Validation.Rules;
-using AipsCore.Domain.Common.ValueObjects;
 using AipsCore.Domain.Models.Whiteboard.Validation;
 
 namespace AipsCore.Domain.Models.Whiteboard.ValueObjects;
@@ -25,7 +22,7 @@ public record WhiteboardCode : AbstractValueObject
         return
         [
             new ExactLength(CodeValue, CodeLength),
-            new WhitebordCodeCharsetRule(CodeValue)
+            new WhiteboardCodeCharsetRule(CodeValue)
         ];
     }
 } 

dotnet/AipsCore/Domain/Models/Whiteboard/ValueObjects/WhiteboardId.cs

@@ -2,4 +2,7 @@
 
 namespace AipsCore.Domain.Models.Whiteboard.ValueObjects;
 
-public record WhiteboardId(string IdValue) : DomainId(IdValue);
+public record WhiteboardId(string IdValue) : DomainId(IdValue)
+{
+    public static WhiteboardId Any() => new(Guid.NewGuid().ToString());
+}

dotnet/AipsCore/Domain/Models/Whiteboard/ValueObjects/WhiteboardTitle.cs

@@ -0,0 +1,29 @@
+using AipsCore.Domain.Abstract.Rule;
+using AipsCore.Domain.Abstract.ValueObject;
+using AipsCore.Domain.Common.Validation.Rules;
+using AipsCore.Domain.Models.Whiteboard.Validation;
+
+namespace AipsCore.Domain.Models.Whiteboard.ValueObjects;
+
+public record WhiteboardTitle : AbstractValueObject
+{
+    private const int MaxWhiteboardTitleLength = 32;
+    private const int MinWhiteboardTitleLength = 3;
+    
+    public string TitleValue { get; init; }
+
+    public WhiteboardTitle(string TitleValue)
+    {
+        this.TitleValue = TitleValue;
+        Validate();
+    }   
+
+    protected override ICollection<IRule> GetValidationRules()
+    {
+        return [
+            new MaxLengthRule(TitleValue, MaxWhiteboardTitleLength),
+            new MinLengthRule(TitleValue, MinWhiteboardTitleLength),
+            new WhiteboardTitleCharsetRule(TitleValue)
+        ];
+    }
+}

dotnet/AipsCore/Domain/Models/Whiteboard/Whiteboard.cs

@@ -8,11 +8,41 @@ public class Whiteboard
     public WhiteboardId Id { get; private set; }
     public UserId WhiteboardOwnerId { get; private set; }
     public WhiteboardCode Code { get; private set; }
+    public WhiteboardTitle Title { get; private set; }
 
-    public Whiteboard(WhiteboardId id, User.User whiteboardOwner, WhiteboardCode code)
+    public Whiteboard(WhiteboardId id, User.User whiteboardOwner, WhiteboardCode code, WhiteboardTitle title)
     {
         Id = id;
         WhiteboardOwnerId = whiteboardOwner.Id;
         Code = code;
+        Title = title;
+    }
+
+    public Whiteboard(WhiteboardId id, UserId whiteboardOwnerId, WhiteboardCode code, WhiteboardTitle title)
+    {
+        Id = id;
+        WhiteboardOwnerId = whiteboardOwnerId;
+        Code = code;
+        Title = title;    
+    }
+    
+    public static Whiteboard Create(string id, string ownerId, string code, string title)
+    {
+        var whiteboardId = new WhiteboardId(id);
+        var whiteboardOwnerId = new UserId(ownerId);
+        var whiteboardCode = new WhiteboardCode(code);
+        var whiteboardTitle = new WhiteboardTitle(title);
+        
+        return new Whiteboard(whiteboardId, whiteboardOwnerId, whiteboardCode, whiteboardTitle);
+    }
+
+    public static Whiteboard Create(string ownerId, string code, string title)
+    {
+        var whiteboardId = WhiteboardId.Any();
+        var whiteboardOwnerId = new UserId(ownerId);
+        var whiteboardCode = new WhiteboardCode(code);
+        var whiteboardTitle = new WhiteboardTitle(title);
+        
+        return new Whiteboard(whiteboardId, whiteboardOwnerId, whiteboardCode, whiteboardTitle);
     }
 }