wip

Femto.Modules.Blog/Application/Configurations/PostConfiguration.cs

@@ -10,5 +10,6 @@ internal class PostConfiguration : IEntityTypeConfiguration<Post>
     {
         table.ToTable("post");
         table.OwnsMany(post => post.Media).WithOwner();
+        table.OwnsMany(post => post.Reactions).WithOwner();
     }
 }

Femto.Modules.Blog/Application/Queries/GetPosts/Dto/PostDto.cs

@@ -1,3 +1,9 @@
 namespace Femto.Modules.Blog.Application.Queries.GetPosts.Dto;
 
-public record PostDto(Guid PostId, string Text, IList<PostMediaDto> Media, DateTimeOffset CreatedAt, PostAuthorDto Author);
+public record PostDto(
+    Guid PostId,
+    string Text,
+    IList<PostMediaDto> Media,
+    DateTimeOffset CreatedAt,
+    PostAuthorDto Author,
+    IList<PostReactionDto> Reactions);

Femto.Modules.Blog/Application/Queries/GetPosts/Dto/PostReactionDto.cs

@@ -0,0 +1,3 @@
+namespace Femto.Modules.Blog.Application.Queries.GetPosts.Dto;
+
+public record PostReactionDto(string Emoji, int Count, bool DidReact);

Femto.Modules.Blog/Domain/Posts/Post.cs

@@ -1,5 +1,6 @@
 using Femto.Common.Domain;
 using Femto.Modules.Blog.Domain.Posts.Events;
+using Femto.Modules.Blog.Emoji;
 
 namespace Femto.Modules.Blog.Domain.Posts;
 
@@ -9,6 +10,8 @@ internal class Post : Entity
     public Guid AuthorId { get; private set; }
     public string Content { get; private set; } = null!;
     public IList<PostMedia> Media { get; private set; }
+
+    public IList<PostReaction> Reactions { get; private set; } = [];
     public bool IsPublic { get; set; }
 
     private Post() { }
@@ -19,7 +22,13 @@ internal class Post : Entity
         this.AuthorId = authorId;
         this.Content = content;
         this.Media = media;
+        
+        this.Reactions = AllEmoji
+            .GetRandomEmoji(5)
+            .Select(emoji => new PostReaction(emoji, 0))
+            .ToList();
 
         this.AddDomainEvent(new PostCreated(this));
     }
+
 }

Femto.Modules.Blog/Domain/Posts/PostReaction.cs

@@ -0,0 +1,17 @@
+namespace Femto.Modules.Blog.Domain.Posts;
+
+public class PostReaction
+{
+    public Guid Id { get; private set; }
+    public string Emoji { get; private set; } = null!;
+    public int Count { get; private set; }
+
+    public PostReaction(string emoji, int count)
+    {
+        this.Id = Guid.CreateVersion7();
+        this.Emoji = emoji;
+        this.Count = count;
+    }
+    
+    private PostReaction() { }
+}

Femto.Modules.Blog/Emoji/GetRandomEmoji.cs

@@ -0,0 +1,18 @@
+namespace Femto.Modules.Blog.Emoji;
+
+internal static partial class AllEmoji
+{
+    public static IList<string> GetRandomEmoji(int count) => new Random().TakeRandomly(Emojis).Distinct().Take(count).ToList();
+}
+
+internal static class RandomExtensions
+{
+    public static IEnumerable<T> TakeRandomly<T>(this Random rand, ICollection<T> collection)
+    {
+        while (true)
+        {
+            var idx = rand.Next(collection.Count);
+            yield return collection.ElementAt(idx);
+        }
+    }
+}