Added initial implmementation of AddFriendfix_friends_authorization

2 files changed, 17 insertions, 0 deletions

diff --git a/src/Services/DevHive.Services/Interfaces/IUserService.cs b/src/Services/DevHive.Services/Interfaces/IUserService.cs
index a55f9dd..47948f4 100644
--- a/src/Services/DevHive.Services/Interfaces/IUserService.cs
+++ b/src/Services/DevHive.Services/Interfaces/IUserService.cs
@@ -52,6 +52,8 @@ namespace DevHive.Services.Interfaces
 		/// <returns>The new picture's URL</returns>
 		Task<ProfilePictureServiceModel> UpdateProfilePicture(UpdateProfilePictureServiceModel updateProfilePictureServiceModel);
 
+		Task<bool> AddFriend(Guid id, UpdateFriendServiceModel updateFriendServiceModel);
+
 		/// <summary>
 		/// Deletes a user from the database and removes his data entirely
 		/// Requires authenticated user
diff --git a/src/Services/DevHive.Services/Services/UserService.cs b/src/Services/DevHive.Services/Services/UserService.cs
index 4f74b06..ed8940e 100644
--- a/src/Services/DevHive.Services/Services/UserService.cs
+++ b/src/Services/DevHive.Services/Services/UserService.cs
@@ -143,6 +143,21 @@ namespace DevHive.Services.Services
 		}
 		#endregion
 
+		#region Friends
+		public async Task<bool> AddFriend(Guid id, UpdateFriendServiceModel updateFriendServiceModel)
+		{
+			User user = await this._userRepository.GetByIdAsync(id) ??
+				throw new ArgumentException("Cannot add friend to user, because user does not exist!");
+
+			if (!await this._userRepository.DoesUserExistAsync(updateFriendServiceModel.Id))
+				throw new ArgumentException("Cannot add friend to user, because friend does not exist!");
+
+			await this.CreateRelationToFriends(user, new List<UpdateFriendServiceModel> { updateFriendServiceModel });
+
+			return await this._userRepository.EditAsync(id, user);
+		}
+		#endregion
+
 		#region Delete
 		public async Task<bool> DeleteUser(Guid id)
 		{