Add calendar integrations and collaboration updates

backend/src/Socialize.Api/Modules/ContentItems/Handlers/CreateContentItem.cs

@@ -2,9 +2,11 @@ using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
 using Socialize.Api.Data;
 using Socialize.Api.Infrastructure.Security;
+using Socialize.Api.Modules.ContentItems.Contracts;
 using Socialize.Api.Modules.Notifications.Contracts;
 using Socialize.Api.Modules.ContentItems.Data;
 using Socialize.Api.Modules.Workspaces.Data;
+using System.Text.Json;
 
 namespace Socialize.Api.Modules.ContentItems.Handlers;
 
@@ -36,6 +38,7 @@ public class CreateContentItemRequestValidator
 public class CreateContentItemHandler(
     AppDbContext dbContext,
     AccessScopeService accessScopeService,
+    IContentItemActivityWriter activityWriter,
     INotificationEventWriter notificationEventWriter)
     : Endpoint<CreateContentItemRequest, ContentItemDto>
 {
@@ -121,6 +124,26 @@ public class CreateContentItemHandler(
         });
         await dbContext.SaveChangesAsync(ct);
 
+        await activityWriter.WriteAsync(
+            new ContentItemActivityWriteModel(
+                item.WorkspaceId,
+                item.Id,
+                "content-item.created",
+                "ContentItem",
+                item.Id,
+                $"Content item {item.Title} was created.",
+                User.GetUserId(),
+                User.GetEmail(),
+                JsonSerializer.Serialize(new
+                {
+                    status = item.Status,
+                    revisionLabel = item.CurrentRevisionLabel,
+                    dueDate = item.DueDate,
+                    publicationTargets = item.PublicationTargets,
+                    hashtags = item.Hashtags,
+                })),
+            ct);
+
         await notificationEventWriter.WriteAsync(
             new NotificationEventWriteModel(
                 item.WorkspaceId,