🚚 Rename activity in sphere to timeline

In order to leave the activity keyword for pass service user activity

DysonNetwork.Shared/Models/Activity.cs

@@ -1,34 +0,0 @@
-using System.ComponentModel.DataAnnotations;
-using System.ComponentModel.DataAnnotations.Schema;
-using NodaTime;
-
-namespace DysonNetwork.Shared.Models;
-
-public interface IActivity
-{
-    public SnActivity ToActivity();
-}
-
-[NotMapped]
-public class SnActivity : ModelBase
-{
-    public Guid Id { get; set; }
-    [MaxLength(1024)] public string Type { get; set; } = null!;
-    [MaxLength(4096)] public string ResourceIdentifier { get; set; } = null!;
-    [Column(TypeName = "jsonb")] public Dictionary<string, object> Meta { get; set; } = new();
-
-    public object? Data { get; set; }
-
-    public static SnActivity Empty()
-    {
-        var now = SystemClock.Instance.GetCurrentInstant();
-        return new SnActivity
-        {
-            CreatedAt = now,
-            UpdatedAt = now,
-            Id = Guid.NewGuid(),
-            Type = "empty",
-            ResourceIdentifier = "none"
-        };
-    }
-}

DysonNetwork.Shared/Models/Post.cs

@@ -2,16 +2,15 @@ using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Text.Json.Serialization;
 using DysonNetwork.Shared.Proto;
-using NodaTime;
-using NpgsqlTypes;
 using Google.Protobuf.WellKnownTypes;
+using NodaTime;
 
 namespace DysonNetwork.Shared.Models;
 
 public enum PostType
 {
     Moment,
-    Article
+    Article,
 }
 
 public enum PostVisibility
@@ -19,7 +18,7 @@ public enum PostVisibility
     Public,
     Friends,
     Unlisted,
-    Private
+    Private,
 }
 
 public enum PostPinMode
@@ -29,12 +28,18 @@ public enum PostPinMode
     ReplyPage,
 }
 
-public class SnPost : ModelBase, IIdentifiedResource, IActivity
+public class SnPost : ModelBase, IIdentifiedResource, ITimelineEvent
 {
     public Guid Id { get; set; }
-    [MaxLength(1024)] public string? Title { get; set; }
+
-    [MaxLength(4096)] public string? Description { get; set; }
+    [MaxLength(1024)]
-    [MaxLength(1024)] public string? Slug { get; set; }
+    public string? Title { get; set; }
+
+    [MaxLength(4096)]
+    public string? Description { get; set; }
+
+    [MaxLength(1024)]
+    public string? Slug { get; set; }
     public Instant? EditedAt { get; set; }
     public Instant? PublishedAt { get; set; }
     public PostVisibility Visibility { get; set; } = PostVisibility.Public;
@@ -44,18 +49,30 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
 
     public PostType Type { get; set; }
     public PostPinMode? PinMode { get; set; }
-    [Column(TypeName = "jsonb")] public Dictionary<string, object>? Meta { get; set; }
+
-    [Column(TypeName = "jsonb")] public List<ContentSensitiveMark>? SensitiveMarks { get; set; } = [];
+    [Column(TypeName = "jsonb")]
-    [Column(TypeName = "jsonb")] public PostEmbedView? EmbedView { get; set; }
+    public Dictionary<string, object>? Meta { get; set; }
+
+    [Column(TypeName = "jsonb")]
+    public List<ContentSensitiveMark>? SensitiveMarks { get; set; } = [];
+
+    [Column(TypeName = "jsonb")]
+    public PostEmbedView? EmbedView { get; set; }
 
     public int ViewsUnique { get; set; }
     public int ViewsTotal { get; set; }
     public int Upvotes { get; set; }
     public int Downvotes { get; set; }
     public decimal AwardedScore { get; set; }
-    [NotMapped] public Dictionary<string, int> ReactionsCount { get; set; } = new();
+
-    [NotMapped] public int RepliesCount { get; set; }
+    [NotMapped]
-    [NotMapped] public Dictionary<string, bool>? ReactionsMade { get; set; }
+    public Dictionary<string, int> ReactionsCount { get; set; } = new();
+
+    [NotMapped]
+    public int RepliesCount { get; set; }
+
+    [NotMapped]
+    public Dictionary<string, bool>? ReactionsMade { get; set; }
 
     public bool RepliedGone { get; set; }
     public bool ForwardedGone { get; set; }
@@ -66,22 +83,32 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
     public SnPost? ForwardedPost { get; set; }
 
     public Guid? RealmId { get; set; }
-    [NotMapped] public SnRealm? Realm { get; set; }
 
-    [Column(TypeName = "jsonb")] public List<SnCloudFileReferenceObject> Attachments { get; set; } = [];
+    [NotMapped]
+    public SnRealm? Realm { get; set; }
+
+    [Column(TypeName = "jsonb")]
+    public List<SnCloudFileReferenceObject> Attachments { get; set; } = [];
 
     public Guid PublisherId { get; set; }
     public SnPublisher Publisher { get; set; } = null!;
 
     public List<SnPostAward> Awards { get; set; } = [];
-    [JsonIgnore] public List<SnPostReaction> Reactions { get; set; } = [];
+
+    [JsonIgnore]
+    public List<SnPostReaction> Reactions { get; set; } = [];
     public List<SnPostTag> Tags { get; set; } = [];
     public List<SnPostCategory> Categories { get; set; } = [];
-    [JsonIgnore] public List<SnPostCollection> Collections { get; set; } = [];
+
+    [JsonIgnore]
+    public List<SnPostCollection> Collections { get; set; } = [];
     public List<SnPostFeaturedRecord> FeaturedRecords { get; set; } = [];
 
-    [JsonIgnore] public bool Empty => Content == null && Attachments.Count == 0 && ForwardedPostId == null;
+    [JsonIgnore]
-    [NotMapped] public bool IsTruncated { get; set; } = false;
+    public bool Empty => Content == null && Attachments.Count == 0 && ForwardedPostId == null;
+
+    [NotMapped]
+    public bool IsTruncated { get; set; } = false;
 
     public string ResourceIdentifier => $"post:{Id}";
 
@@ -108,7 +135,7 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
             PublisherId = PublisherId.ToString(),
             Publisher = Publisher.ToProtoValue(),
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
 
         if (EditedAt.HasValue)
@@ -195,7 +222,7 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
             PublisherId = Guid.Parse(proto.PublisherId),
             Publisher = SnPublisher.FromProtoValue(proto.Publisher),
             CreatedAt = Instant.FromDateTimeOffset(proto.CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset()),
         };
 
         if (proto.EditedAt is not null)
@@ -211,11 +238,14 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
             post.PinMode = (PostPinMode)(proto.PinMode - 1);
 
         if (proto.Meta != null)
-            post.Meta = GrpcTypeHelper.ConvertByteStringToObject<Dictionary<string, object>>(proto.Meta);
+            post.Meta = GrpcTypeHelper.ConvertByteStringToObject<Dictionary<string, object>>(
+                proto.Meta
+            );
 
         if (proto.SensitiveMarks != null)
-            post.SensitiveMarks =
+            post.SensitiveMarks = GrpcTypeHelper.ConvertByteStringToObject<
-                GrpcTypeHelper.ConvertByteStringToObject<List<ContentSensitiveMark>>(proto.SensitiveMarks);
+                List<ContentSensitiveMark>
+            >(proto.SensitiveMarks);
 
         if (proto.EmbedView is not null)
             post.EmbedView = PostEmbedView.FromProtoValue(proto.EmbedView);
@@ -241,19 +271,28 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
                 post.Realm = SnRealm.FromProtoValue(proto.Realm);
         }
 
-        post.Attachments.AddRange(proto.Attachments.Select(SnCloudFileReferenceObject.FromProtoValue));
+        post.Attachments.AddRange(
-        post.Awards.AddRange(proto.Awards.Select(a => new SnPostAward
+            proto.Attachments.Select(SnCloudFileReferenceObject.FromProtoValue)
+        );
+        post.Awards.AddRange(
+            proto.Awards.Select(a => new SnPostAward
             {
-            Id = Guid.Parse(a.Id), PostId = Guid.Parse(a.PostId), AccountId = Guid.Parse(a.AccountId),
+                Id = Guid.Parse(a.Id),
-            Amount = (decimal)a.Amount, Attitude = (PostReactionAttitude)((int)a.Attitude - 1),
+                PostId = Guid.Parse(a.PostId),
+                AccountId = Guid.Parse(a.AccountId),
+                Amount = (decimal)a.Amount,
+                Attitude = (PostReactionAttitude)((int)a.Attitude - 1),
                 Message = string.IsNullOrEmpty(a.Message) ? null : a.Message,
                 CreatedAt = Instant.FromDateTimeOffset(a.CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Instant.FromDateTimeOffset(a.UpdatedAt.ToDateTimeOffset())
+                UpdatedAt = Instant.FromDateTimeOffset(a.UpdatedAt.ToDateTimeOffset()),
-        }));
+            })
+        );
         post.Reactions.AddRange(proto.Reactions.Select(SnPostReaction.FromProtoValue));
         post.Tags.AddRange(proto.Tags.Select(SnPostTag.FromProtoValue));
         post.Categories.AddRange(proto.Categories.Select(SnPostCategory.FromProtoValue));
-        post.FeaturedRecords.AddRange(proto.FeaturedRecords.Select(SnPostFeaturedRecord.FromProtoValue));
+        post.FeaturedRecords.AddRange(
+            proto.FeaturedRecords.Select(SnPostFeaturedRecord.FromProtoValue)
+        );
 
         if (proto.DeletedAt is not null)
             post.DeletedAt = Instant.FromDateTimeOffset(proto.DeletedAt.ToDateTimeOffset());
@@ -261,9 +300,9 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
         return post;
     }
 
-    public SnActivity ToActivity()
+    public SnTimelineEvent ToActivity()
     {
-        return new SnActivity()
+        return new SnTimelineEvent()
         {
             CreatedAt = PublishedAt ?? CreatedAt,
             UpdatedAt = UpdatedAt,
@@ -271,7 +310,7 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
             Id = Id,
             Type = RepliedPostId is null ? "posts.new" : "posts.new.replies",
             ResourceIdentifier = ResourceIdentifier,
-            Data = this
+            Data = this,
         };
     }
 }
@@ -279,11 +318,18 @@ public class SnPost : ModelBase, IIdentifiedResource, IActivity
 public class SnPostTag : ModelBase
 {
     public Guid Id { get; set; }
-    [MaxLength(128)] public string Slug { get; set; } = null!;
-    [MaxLength(256)] public string? Name { get; set; }
-    [JsonIgnore] public List<SnPost> Posts { get; set; } = new List<SnPost>();
 
-    [NotMapped] public int? Usage { get; set; }
+    [MaxLength(128)]
+    public string Slug { get; set; } = null!;
+
+    [MaxLength(256)]
+    public string? Name { get; set; }
+
+    [JsonIgnore]
+    public List<SnPost> Posts { get; set; } = new List<SnPost>();
+
+    [NotMapped]
+    public int? Usage { get; set; }
 
     public PostTag ToProtoValue()
     {
@@ -293,7 +339,7 @@ public class SnPostTag : ModelBase
             Slug = Slug,
             Name = Name ?? string.Empty,
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
     }
 
@@ -305,7 +351,7 @@ public class SnPostTag : ModelBase
             Slug = proto.Slug,
             Name = proto.Name != string.Empty ? proto.Name : null,
             CreatedAt = Instant.FromDateTimeOffset(proto.CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset()),
         };
     }
 }
@@ -313,11 +359,18 @@ public class SnPostTag : ModelBase
 public class SnPostCategory : ModelBase
 {
     public Guid Id { get; set; }
-    [MaxLength(128)] public string Slug { get; set; } = null!;
-    [MaxLength(256)] public string? Name { get; set; }
-    [JsonIgnore] public List<SnPost> Posts { get; set; } = new List<SnPost>();
 
-    [NotMapped] public int? Usage { get; set; }
+    [MaxLength(128)]
+    public string Slug { get; set; } = null!;
+
+    [MaxLength(256)]
+    public string? Name { get; set; }
+
+    [JsonIgnore]
+    public List<SnPost> Posts { get; set; } = new List<SnPost>();
+
+    [NotMapped]
+    public int? Usage { get; set; }
 
     public PostCategory ToProtoValue()
     {
@@ -327,7 +380,7 @@ public class SnPostCategory : ModelBase
             Slug = Slug,
             Name = Name ?? string.Empty,
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
     }
 
@@ -339,7 +392,7 @@ public class SnPostCategory : ModelBase
             Slug = proto.Slug,
             Name = proto.Name != string.Empty ? proto.Name : null,
             CreatedAt = Instant.FromDateTimeOffset(proto.CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset()),
         };
     }
 }
@@ -358,9 +411,15 @@ public class SnPostCategorySubscription : ModelBase
 public class SnPostCollection : ModelBase
 {
     public Guid Id { get; set; }
-    [MaxLength(128)] public string Slug { get; set; } = null!;
+
-    [MaxLength(256)] public string? Name { get; set; }
+    [MaxLength(128)]
-    [MaxLength(4096)] public string? Description { get; set; }
+    public string Slug { get; set; } = null!;
+
+    [MaxLength(256)]
+    public string? Name { get; set; }
+
+    [MaxLength(4096)]
+    public string? Description { get; set; }
 
     public SnPublisher Publisher { get; set; } = null!;
 
@@ -371,7 +430,9 @@ public class SnPostFeaturedRecord : ModelBase
 {
     public Guid Id { get; set; }
     public Guid PostId { get; set; }
-    [JsonIgnore] public SnPost Post { get; set; } = null!;
+
+    [JsonIgnore]
+    public SnPost Post { get; set; } = null!;
     public Instant? FeaturedAt { get; set; }
     public int SocialCredits { get; set; }
 
@@ -383,7 +444,7 @@ public class SnPostFeaturedRecord : ModelBase
             PostId = PostId.ToString(),
             SocialCredits = SocialCredits,
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
         if (FeaturedAt.HasValue)
         {
@@ -402,7 +463,10 @@ public class SnPostFeaturedRecord : ModelBase
             SocialCredits = proto.SocialCredits,
             CreatedAt = Instant.FromDateTimeOffset(proto.CreatedAt.ToDateTimeOffset()),
             UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset()),
-            FeaturedAt = proto.FeaturedAt != null ? Instant.FromDateTimeOffset(proto.FeaturedAt.ToDateTimeOffset()) : null
+            FeaturedAt =
+                proto.FeaturedAt != null
+                    ? Instant.FromDateTimeOffset(proto.FeaturedAt.ToDateTimeOffset())
+                    : null,
         };
     }
 }
@@ -417,13 +481,19 @@ public enum PostReactionAttitude
 public class SnPostReaction : ModelBase
 {
     public Guid Id { get; set; }
-    [MaxLength(256)] public string Symbol { get; set; } = null!;
+
+    [MaxLength(256)]
+    public string Symbol { get; set; } = null!;
     public PostReactionAttitude Attitude { get; set; }
 
     public Guid PostId { get; set; }
-    [JsonIgnore] public SnPost Post { get; set; } = null!;
+
+    [JsonIgnore]
+    public SnPost Post { get; set; } = null!;
     public Guid AccountId { get; set; }
-    [NotMapped] public SnAccount? Account { get; set; }
+
+    [NotMapped]
+    public SnAccount? Account { get; set; }
 
     public PostReaction ToProtoValue()
     {
@@ -435,7 +505,7 @@ public class SnPostReaction : ModelBase
             PostId = PostId.ToString(),
             AccountId = AccountId.ToString(),
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
         if (Account != null)
         {
@@ -456,7 +526,7 @@ public class SnPostReaction : ModelBase
             AccountId = Guid.Parse(proto.AccountId),
             Account = proto.Account != null ? SnAccount.FromProtoValue(proto.Account) : null,
             CreatedAt = Instant.FromDateTimeOffset(proto.CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Instant.FromDateTimeOffset(proto.UpdatedAt.ToDateTimeOffset()),
         };
     }
 }
@@ -466,10 +536,14 @@ public class SnPostAward : ModelBase
     public Guid Id { get; set; }
     public decimal Amount { get; set; }
     public PostReactionAttitude Attitude { get; set; }
-    [MaxLength(4096)] public string? Message { get; set; }
+
+    [MaxLength(4096)]
+    public string? Message { get; set; }
 
     public Guid PostId { get; set; }
-    [JsonIgnore] public SnPost Post { get; set; } = null!;
+
+    [JsonIgnore]
+    public SnPost Post { get; set; } = null!;
     public Guid AccountId { get; set; }
 
     public PostAward ToProtoValue()
@@ -482,7 +556,7 @@ public class SnPostAward : ModelBase
             PostId = PostId.ToString(),
             AccountId = AccountId.ToString(),
             CreatedAt = Timestamp.FromDateTimeOffset(CreatedAt.ToDateTimeOffset()),
-            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset())
+            UpdatedAt = Timestamp.FromDateTimeOffset(UpdatedAt.ToDateTimeOffset()),
         };
         if (Message != null)
             proto.Message = Message;
@@ -506,7 +580,7 @@ public class PostEmbedView
         var proto = new Proto.PostEmbedView
         {
             Uri = Uri,
-            Renderer = (Proto.PostEmbedViewRenderer)(int)Renderer
+            Renderer = (Proto.PostEmbedViewRenderer)(int)Renderer,
         };
         if (AspectRatio.HasValue)
         {
@@ -522,12 +596,12 @@ public class PostEmbedView
         {
             Uri = proto.Uri,
             AspectRatio = proto.HasAspectRatio ? proto.AspectRatio : null,
-            Renderer = (PostEmbedViewRenderer)((int)proto.Renderer - 1)
+            Renderer = (PostEmbedViewRenderer)((int)proto.Renderer - 1),
         };
     }
 }
 
 public enum PostEmbedViewRenderer
 {
-    WebView
+    WebView,
 }

DysonNetwork.Shared/Models/Timeline.cs

@@ -0,0 +1,41 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using NodaTime;
+
+namespace DysonNetwork.Shared.Models;
+
+public interface ITimelineEvent
+{
+    public SnTimelineEvent ToActivity();
+}
+
+[NotMapped]
+public class SnTimelineEvent : ModelBase
+{
+    public Guid Id { get; set; }
+
+    [MaxLength(1024)]
+    public string Type { get; set; } = null!;
+
+    [MaxLength(4096)]
+    public string ResourceIdentifier { get; set; } = null!;
+
+    [Column(TypeName = "jsonb")]
+    public Dictionary<string, object> Meta { get; set; } = new();
+
+    public object? Data { get; set; }
+
+    public static SnTimelineEvent Empty()
+    {
+        var now = SystemClock.Instance.GetCurrentInstant();
+        return new SnTimelineEvent
+        {
+            CreatedAt = now,
+            UpdatedAt = now,
+            Id = Guid.NewGuid(),
+            Type = "empty",
+            ResourceIdentifier = "none",
+        };
+    }
+}
+

DysonNetwork.Sphere/Startup/ServiceCollectionExtensions.cs

@@ -1,23 +1,23 @@
 using System.Globalization;
-using DysonNetwork.Sphere.Activity;
-using DysonNetwork.Sphere.Chat;
-using DysonNetwork.Sphere.Chat.Realtime;
-using DysonNetwork.Sphere.Localization;
-using DysonNetwork.Sphere.Post;
-using DysonNetwork.Sphere.Publisher;
-using DysonNetwork.Sphere.Sticker;
-using NodaTime;
-using NodaTime.Serialization.SystemTextJson;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using DysonNetwork.Shared.Cache;
 using DysonNetwork.Shared.GeoIp;
 using DysonNetwork.Shared.Registry;
 using DysonNetwork.Sphere.Autocompletion;
-using DysonNetwork.Sphere.WebReader;
+using DysonNetwork.Sphere.Chat;
+using DysonNetwork.Sphere.Chat.Realtime;
 using DysonNetwork.Sphere.Discovery;
+using DysonNetwork.Sphere.Localization;
 using DysonNetwork.Sphere.Poll;
+using DysonNetwork.Sphere.Post;
+using DysonNetwork.Sphere.Publisher;
+using DysonNetwork.Sphere.Sticker;
+using DysonNetwork.Sphere.Timeline;
 using DysonNetwork.Sphere.Translation;
+using DysonNetwork.Sphere.WebReader;
+using NodaTime;
+using NodaTime.Serialization.SystemTextJson;
 
 namespace DysonNetwork.Sphere.Startup;
 
@@ -34,34 +34,41 @@ public static class ServiceCollectionExtensions
 
         services.AddHttpClient();
 
-        services.AddControllers().AddJsonOptions(options =>
+        services
+            .AddControllers()
+            .AddJsonOptions(options =>
             {
-            options.JsonSerializerOptions.NumberHandling = JsonNumberHandling.AllowNamedFloatingPointLiterals;
+                options.JsonSerializerOptions.NumberHandling =
-            options.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower;
+                    JsonNumberHandling.AllowNamedFloatingPointLiterals;
+                options.JsonSerializerOptions.PropertyNamingPolicy =
+                    JsonNamingPolicy.SnakeCaseLower;
 
                 options.JsonSerializerOptions.ConfigureForNodaTime(DateTimeZoneProviders.Tzdb);
-        }).AddDataAnnotationsLocalization(options =>
+            })
+            .AddDataAnnotationsLocalization(options =>
             {
                 options.DataAnnotationLocalizerProvider = (type, factory) =>
                     factory.Create(typeof(SharedResource));
-        }).ConfigureApplicationPartManager(opts =>
+            })
+            .ConfigureApplicationPartManager(opts =>
             {
-            var mockingPart = opts.ApplicationParts.FirstOrDefault(a => a.Name == "DysonNetwork.Pass");
+                var mockingPart = opts.ApplicationParts.FirstOrDefault(a =>
+                    a.Name == "DysonNetwork.Pass"
+                );
                 if (mockingPart != null)
                     opts.ApplicationParts.Remove(mockingPart);
             });
         services.AddRazorPages();
 
-        services.AddGrpc(options => { options.EnableDetailedErrors = true; });
+        services.AddGrpc(options =>
+        {
+            options.EnableDetailedErrors = true;
+        });
         services.AddGrpcReflection();
 
         services.Configure<RequestLocalizationOptions>(options =>
         {
-            var supportedCultures = new[]
+            var supportedCultures = new[] { new CultureInfo("en-US"), new CultureInfo("zh-Hans") };
-            {
-                new CultureInfo("en-US"),
-                new CultureInfo("zh-Hans"),
-            };
 
             options.SupportedCultures = supportedCultures;
             options.SupportedUICultures = supportedCultures;
@@ -86,14 +93,16 @@ public static class ServiceCollectionExtensions
         return services;
     }
 
-    public static IServiceCollection AddAppBusinessServices(this IServiceCollection services,
+    public static IServiceCollection AddAppBusinessServices(
-        IConfiguration configuration)
+        this IServiceCollection services,
+        IConfiguration configuration
+    )
     {
         services.Configure<GeoIpOptions>(configuration.GetSection("GeoIP"));
         services.AddScoped<GeoIpService>();
         services.AddScoped<PublisherService>();
         services.AddScoped<PublisherSubscriptionService>();
-        services.AddScoped<ActivityService>();
+        services.AddScoped<TimelineService>();
         services.AddScoped<PostService>();
         services.AddScoped<ChatRoomService>();
         services.AddScoped<ChatService>();

DysonNetwork.Sphere/Timeline/TimelineController.cs

@@ -4,16 +4,14 @@ using Microsoft.AspNetCore.Mvc;
 using NodaTime;
 using NodaTime.Text;
 
-namespace DysonNetwork.Sphere.Activity;
+namespace DysonNetwork.Sphere.Timeline;
 
 /// <summary>
 /// Activity is a universal feed that contains multiple kinds of data. Personalized and generated dynamically.
 /// </summary>
 [ApiController]
-[Route("/api/activities")]
+[Route("/api/timeline")]
-public class ActivityController(
+public class ActivityController(TimelineService acts) : ControllerBase
-    ActivityService acts
-) : ControllerBase
 {
     /// <summary>
     /// Listing the activities for the user, users may be logged in or not to use this API.
@@ -24,7 +22,7 @@ public class ActivityController(
     /// Besides, when users are logged in, it will also mix the other kinds of data and who're plying to them.
     /// </summary>
     [HttpGet]
-    public async Task<ActionResult<List<SnActivity>>> ListActivities(
+    public async Task<ActionResult<List<SnTimelineEvent>>> ListEvents(
         [FromQuery] string? cursor,
         [FromQuery] string? filter,
         [FromQuery] int take = 20,
@@ -48,7 +46,9 @@ public class ActivityController(
 
         HttpContext.Items.TryGetValue("CurrentUser", out var currentUserValue);
         return currentUserValue is not Account currentUser
-            ? Ok(await acts.GetActivitiesForAnyone(take, cursorTimestamp, debugIncludeSet))
+            ? Ok(await acts.ListEventsForAnyone(take, cursorTimestamp, debugIncludeSet))
-            : Ok(await acts.GetActivities(take, cursorTimestamp, currentUser, filter, debugIncludeSet));
+            : Ok(
+                await acts.ListEvents(take, cursorTimestamp, currentUser, filter, debugIncludeSet)
+            );
     }
 }

DysonNetwork.Sphere/Timeline/TimelineDiscovery.cs

@@ -1,16 +1,16 @@
 using DysonNetwork.Shared.Models;
 using NodaTime;
 
-namespace DysonNetwork.Sphere.Activity;
+namespace DysonNetwork.Sphere.Timeline;
 
-public class DiscoveryActivity(List<DiscoveryItem> items) : IActivity
+public class TimelineDiscoveryEvent(List<DiscoveryItem> items) : ITimelineEvent
 {
     public List<DiscoveryItem> Items { get; set; } = items;
 
-    public SnActivity ToActivity()
+    public SnTimelineEvent ToActivity()
     {
         var now = SystemClock.Instance.GetCurrentInstant();
-        return new SnActivity
+        return new SnTimelineEvent
         {
             Id = Guid.NewGuid(),
             Type = "discovery",
@@ -23,3 +23,4 @@ public class DiscoveryActivity(List<DiscoveryItem> items) : IActivity
 }
 
 public record DiscoveryItem(string Type, object Data);
+

DysonNetwork.Sphere/Timeline/TimelineService.cs

@@ -7,9 +7,9 @@ using DysonNetwork.Sphere.WebReader;
 using Microsoft.EntityFrameworkCore;
 using NodaTime;
 
-namespace DysonNetwork.Sphere.Activity;
+namespace DysonNetwork.Sphere.Timeline;
 
-public class ActivityService(
+public class TimelineService(
     AppDatabase db,
     Publisher.PublisherService pub,
     Post.PostService ps,
@@ -20,7 +20,8 @@ public class ActivityService(
 {
     private static double CalculateHotRank(SnPost post, Instant now)
     {
-        var performanceScore = post.Upvotes - post.Downvotes + post.RepliesCount + (int)post.AwardedScore / 10;
+        var performanceScore =
+            post.Upvotes - post.Downvotes + post.RepliesCount + (int)post.AwardedScore / 10;
         var postTime = post.PublishedAt ?? post.CreatedAt;
         var timeScore = (now - postTime).TotalMinutes;
         // Add 1 to score to prevent negative results for posts with more downvotes than upvotes
@@ -31,12 +32,13 @@ public class ActivityService(
         return performanceWeight / Math.Pow(normalizedTime + 1.0, 1.2);
     }
 
-    public async Task<List<SnActivity>> GetActivitiesForAnyone(
+    public async Task<List<SnTimelineEvent>> ListEventsForAnyone(
         int take,
         Instant? cursor,
-        HashSet<string>? debugInclude = null)
+        HashSet<string>? debugInclude = null
+    )
     {
-        var activities = new List<SnActivity>();
+        var activities = new List<SnTimelineEvent>();
         debugInclude ??= new HashSet<string>();
 
         // Get and process posts
@@ -51,7 +53,7 @@ public class ActivityService(
         await LoadPostsRealmsAsync(posts, rs);
         posts = RankPosts(posts, take);
 
-        var interleaved = new List<SnActivity>();
+        var interleaved = new List<SnTimelineEvent>();
         var random = new Random();
         foreach (var post in posts)
         {
@@ -69,26 +71,26 @@ public class ActivityService(
         activities.AddRange(interleaved);
 
         if (activities.Count == 0)
-            activities.Add(SnActivity.Empty());
+            activities.Add(SnTimelineEvent.Empty());
 
         return activities;
     }
 
-    public async Task<List<SnActivity>> GetActivities(
+    public async Task<List<SnTimelineEvent>> ListEvents(
         int take,
         Instant? cursor,
         Account currentUser,
         string? filter = null,
-        HashSet<string>? debugInclude = null)
+        HashSet<string>? debugInclude = null
+    )
     {
-        var activities = new List<SnActivity>();
+        var activities = new List<SnTimelineEvent>();
         debugInclude ??= new HashSet<string>();
 
         // Get user's friends and publishers
-        var friendsResponse = await accounts.ListFriendsAsync(new ListRelationshipSimpleRequest
+        var friendsResponse = await accounts.ListFriendsAsync(
-        {
+            new ListRelationshipSimpleRequest { AccountId = currentUser.Id }
-            AccountId = currentUser.Id
+        );
-        });
         var userFriends = friendsResponse.AccountsId.Select(Guid.Parse).ToList();
         var userPublishers = await pub.GetUserPublishers(Guid.Parse(currentUser.Id));
 
@@ -107,20 +109,18 @@ public class ActivityService(
                 currentUser,
                 userFriends,
                 filter is null ? userPublishers : [],
-                isListing: true)
+                isListing: true
+            )
             .Take(take * 5);
 
         // Get, process and rank posts
-        var posts = await GetAndProcessPosts(
+        var posts = await GetAndProcessPosts(postsQuery, currentUser, trackViews: true);
-            postsQuery,
-            currentUser,
-            trackViews: true);
 
         await LoadPostsRealmsAsync(posts, rs);
 
         posts = RankPosts(posts, take);
 
-        var interleaved = new List<SnActivity>();
+        var interleaved = new List<SnTimelineEvent>();
         var random = new Random();
         foreach (var post in posts)
         {
@@ -137,15 +137,19 @@ public class ActivityService(
         activities.AddRange(interleaved);
 
         if (activities.Count == 0)
-            activities.Add(SnActivity.Empty());
+            activities.Add(SnTimelineEvent.Empty());
 
         return activities;
     }
 
-    private async Task<SnActivity?> MaybeGetDiscoveryActivity(HashSet<string> debugInclude, Instant? cursor)
+    private async Task<SnTimelineEvent?> MaybeGetDiscoveryActivity(
+        HashSet<string> debugInclude,
+        Instant? cursor
+    )
     {
-        if (cursor != null) return null;
+        if (cursor != null)
-        var options = new List<Func<Task<SnActivity?>>>();
+            return null;
+        var options = new List<Func<Task<SnTimelineEvent?>>>();
         if (debugInclude.Contains("realms") || Random.Shared.NextDouble() < 0.2)
             options.Add(() => GetRealmDiscoveryActivity());
         if (debugInclude.Contains("publishers") || Random.Shared.NextDouble() < 0.2)
@@ -154,7 +158,8 @@ public class ActivityService(
             options.Add(() => GetArticleDiscoveryActivity());
         if (debugInclude.Contains("shuffledPosts") || Random.Shared.NextDouble() < 0.2)
             options.Add(() => GetShuffledPostsActivity());
-        if (options.Count == 0) return null;
+        if (options.Count == 0)
+            return null;
         var random = new Random();
         var pick = options[random.Next(options.Count)];
         return await pick();
@@ -177,9 +182,7 @@ public class ActivityService(
         var now = SystemClock.Instance.GetCurrentInstant();
         var recent = now.Minus(Duration.FromDays(7));
 
-        var posts = await db.Posts
+        var posts = await db.Posts.Where(p => p.PublishedAt > recent).ToListAsync();
-            .Where(p => p.PublishedAt > recent)
-            .ToListAsync();
 
         var publisherIds = posts.Select(p => p.PublisherId).Distinct().ToList();
         var publishers = await db.Publishers.Where(p => publisherIds.Contains(p.Id)).ToListAsync();
@@ -188,7 +191,7 @@ public class ActivityService(
             .Select(p => new
             {
                 Publisher = p,
-                Rank = CalculatePopularity(posts.Where(post => post.PublisherId == p.Id).ToList())
+                Rank = CalculatePopularity(posts.Where(post => post.PublisherId == p.Id).ToList()),
             })
             .OrderByDescending(x => x.Rank)
             .Select(x => x.Publisher)
@@ -196,30 +199,33 @@ public class ActivityService(
             .ToList();
     }
 
-    private async Task<SnActivity?> GetRealmDiscoveryActivity(int count = 5)
+    private async Task<SnTimelineEvent?> GetRealmDiscoveryActivity(int count = 5)
     {
         var realms = await ds.GetCommunityRealmAsync(null, count, 0, true);
         return realms.Count > 0
-            ? new DiscoveryActivity(realms.Select(x => new DiscoveryItem("realm", x)).ToList()).ToActivity()
+            ? new TimelineDiscoveryEvent(
+                realms.Select(x => new DiscoveryItem("realm", x)).ToList()
+            ).ToActivity()
             : null;
     }
 
-    private async Task<SnActivity?> GetPublisherDiscoveryActivity(int count = 5)
+    private async Task<SnTimelineEvent?> GetPublisherDiscoveryActivity(int count = 5)
     {
         var popularPublishers = await GetPopularPublishers(count);
         return popularPublishers.Count > 0
-            ? new DiscoveryActivity(popularPublishers.Select(x => new DiscoveryItem("publisher", x)).ToList())
+            ? new TimelineDiscoveryEvent(
-                .ToActivity()
+                popularPublishers.Select(x => new DiscoveryItem("publisher", x)).ToList()
+            ).ToActivity()
             : null;
     }
 
-    private async Task<SnActivity?> GetShuffledPostsActivity(int count = 5)
+    private async Task<SnTimelineEvent?> GetShuffledPostsActivity(int count = 5)
     {
         var publicRealms = await rs.GetPublicRealms();
         var publicRealmIds = publicRealms.Select(r => r.Id).ToList();
 
-        var postsQuery = db.Posts
+        var postsQuery = db
-            .Include(p => p.Categories)
+            .Posts.Include(p => p.Categories)
             .Include(p => p.Tags)
             .Where(p => p.RepliedPostId == null)
             .Where(p => p.RealmId == null || publicRealmIds.Contains(p.RealmId.Value))
@@ -231,17 +237,22 @@ public class ActivityService(
 
         return posts.Count == 0
             ? null
-            : new DiscoveryActivity(posts.Select(x => new DiscoveryItem("post", x)).ToList()).ToActivity();
+            : new TimelineDiscoveryEvent(
+                posts.Select(x => new DiscoveryItem("post", x)).ToList()
+            ).ToActivity();
     }
 
-    private async Task<SnActivity?> GetArticleDiscoveryActivity(int count = 5, int feedSampleSize = 10)
+    private async Task<SnTimelineEvent?> GetArticleDiscoveryActivity(
+        int count = 5,
+        int feedSampleSize = 10
+    )
     {
         var now = SystemClock.Instance.GetCurrentInstant();
         var today = now.InZone(DateTimeZone.Utc).Date;
         var todayBegin = today.AtStartOfDayInZone(DateTimeZone.Utc).ToInstant();
         var todayEnd = today.PlusDays(1).AtStartOfDayInZone(DateTimeZone.Utc).ToInstant();
-        var recentFeedIds = await db.WebArticles
+        var recentFeedIds = await db
-            .Where(a => a.CreatedAt >= todayBegin && a.CreatedAt < todayEnd)
+            .WebArticles.Where(a => a.CreatedAt >= todayBegin && a.CreatedAt < todayEnd)
             .GroupBy(a => a.FeedId)
             .OrderByDescending(g => g.Max(a => a.PublishedAt))
             .Take(feedSampleSize)
@@ -253,26 +264,31 @@ public class ActivityService(
 
         foreach (var feedId in recentFeedIds.OrderBy(_ => random.Next()))
         {
-            var article = await db.WebArticles
+            var article = await db
-                .Include(a => a.Feed)
+                .WebArticles.Include(a => a.Feed)
                 .Where(a => a.FeedId == feedId)
                 .OrderBy(_ => EF.Functions.Random())
                 .FirstOrDefaultAsync();
 
-            if (article == null) continue;
+            if (article == null)
+                continue;
             recentArticles.Add(article);
-            if (recentArticles.Count >= count) break;
+            if (recentArticles.Count >= count)
+                break;
         }
 
         return recentArticles.Count > 0
-            ? new DiscoveryActivity(recentArticles.Select(x => new DiscoveryItem("article", x)).ToList()).ToActivity()
+            ? new TimelineDiscoveryEvent(
+                recentArticles.Select(x => new DiscoveryItem("article", x)).ToList()
+            ).ToActivity()
             : null;
     }
 
     private async Task<List<SnPost>> GetAndProcessPosts(
         IQueryable<SnPost> baseQuery,
         Account? currentUser = null,
-        bool trackViews = true)
+        bool trackViews = true
+    )
     {
         var posts = await baseQuery.ToListAsync();
         posts = await ps.LoadPostInfo(posts, currentUser, true);
@@ -282,7 +298,10 @@ public class ActivityService(
 
         foreach (var post in posts)
         {
-            post.ReactionsCount = reactionMaps.GetValueOrDefault(post.Id, new Dictionary<string, int>());
+            post.ReactionsCount = reactionMaps.GetValueOrDefault(
+                post.Id,
+                new Dictionary<string, int>()
+            );
 
             if (trackViews && currentUser != null)
             {
@@ -299,8 +318,8 @@ public class ActivityService(
         List<Guid>? userRealms = null
     )
     {
-        var query = db.Posts
+        var query = db
-            .Include(e => e.RepliedPost)
+            .Posts.Include(e => e.RepliedPost)
             .Include(e => e.ForwardedPost)
             .Include(e => e.Categories)
             .Include(e => e.Tags)
@@ -319,8 +338,7 @@ public class ActivityService(
             query = query.Where(p => p.RealmId == null); // Modify in caller
         }
         else
-            query = query.Where(p =>
+            query = query.Where(p => p.RealmId == null || userRealms.Contains(p.RealmId.Value));
-                p.RealmId == null || userRealms.Contains(p.RealmId.Value));
 
         return query;
     }
@@ -328,7 +346,8 @@ public class ActivityService(
     private async Task<List<Shared.Models.SnPublisher>?> GetFilteredPublishers(
         string? filter,
         Account currentUser,
-        List<Guid> userFriends)
+        List<Guid> userFriends
+    )
     {
         return filter?.ToLower() switch
         {
@@ -337,14 +356,19 @@ public class ActivityService(
                 .SelectMany(x => x.Value)
                 .DistinctBy(x => x.Id)
                 .ToList(),
-            _ => null
+            _ => null,
         };
     }
 
     private static async Task LoadPostsRealmsAsync(List<SnPost> posts, RemoteRealmService rs)
     {
-        var postRealmIds = posts.Where(p => p.RealmId != null).Select(p => p.RealmId!.Value).Distinct().ToList();
+        var postRealmIds = posts
-        if (!postRealmIds.Any()) return;
+            .Where(p => p.RealmId != null)
+            .Select(p => p.RealmId!.Value)
+            .Distinct()
+            .ToList();
+        if (!postRealmIds.Any())
+            return;
 
         var realms = await rs.GetRealmBatch(postRealmIds.Select(id => id.ToString()).ToList());
         var realmDict = realms.ToDictionary(r => r.Id, r => r);