Refactor: Revert to hard deletes for messages. Remove IsDeleted flag and update repository and configurations accordingly.

Govor.Application/Interfaces/IGroupService.cs

@@ -1,9 +1,21 @@
-using Govor.Application.Interfaces.Messages;
-using Govor.Core.Models;
+using Govor.Core.Models; // For ChatGroup and User
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
 
-namespace Govor.API.Services;
+namespace Govor.Application.Interfaces; // Corrected namespace
 
-public interface IGroupService : IMessageSendingService, IMessageManagementService
+public interface IGroupService
 {
-    ChatGroup GetGroupByInvite(string code);
-}
+    Task<ChatGroup?> GetGroupByIdAsync(Guid groupId); // Added
+    Task<ChatGroup> CreateGroupAsync(string name, Guid creatorId, IEnumerable<Guid> initialMemberIds); // Added
+    Task<Result> AddUserToGroupAsync(Guid groupId, Guid userId, Guid addedByUserId); // Added
+    Task<Result> RemoveUserFromGroupAsync(Guid groupId, Guid userId, Guid removedByUserId); // Added
+    Task<Result> DeleteGroupAsync(Guid groupId, Guid userId); // Added
+    Task<List<User>> GetGroupMembersAsync(Guid groupId); // Added
+    Task<List<ChatGroup>>GetUserGroupsAsync(Guid userId); // Added to support ChatsHub group joining
+
+    // Existing method, assuming it's still relevant for group operations (e.g., joining via invite link)
+    // Consider if this should return Task<ChatGroup?> or throw if not found.
+    ChatGroup? GetGroupByInviteCode(string code); // Renamed parameter for clarity, made nullable
+}