Add functionality to manage account members: implement add and remove member events, update account repository methods, and integrate with trip details for participant management.

lib/blocs/account/account_bloc.dart

@@ -40,6 +40,8 @@ class AccountBloc extends Bloc<AccountEvent, AccountState> {
     on<_AccountsUpdated>(_onAccountsUpdated);
     on<CreateAccount>(_onCreateAccount);
     on<CreateAccountWithMembers>(_onCreateAccountWithMembers);
+    on<AddMemberToAccount>(_onAddMemberToAccount);
+    on<RemoveMemberFromAccount>(_onRemoveMemberFromAccount);
   }
 
   Future<void> _onLoadAccountsByUserId(
@@ -109,6 +111,34 @@ class AccountBloc extends Bloc<AccountEvent, AccountState> {
     }
   }
 
+  Future<void> _onAddMemberToAccount(
+    AddMemberToAccount event,
+    Emitter<AccountState> emit,
+  ) async {
+    try {
+      emit(AccountLoading());
+      await _repository.addMemberToAccount(event.accountId, event.member);
+      emit(AccountOperationSuccess('Membre ajouté avec succès'));
+    } catch (e, stackTrace) {
+      _errorService.logError(e.toString(), stackTrace);
+      emit(AccountError('Erreur lors de l\'ajout du membre: ${e.toString()}'));
+    }
+  }
+
+  Future<void> _onRemoveMemberFromAccount(
+    RemoveMemberFromAccount event,
+    Emitter<AccountState> emit,
+  ) async {
+    try {
+      emit(AccountLoading());
+      await _repository.removeMemberFromAccount(event.accountId, event.memberId);
+      emit(AccountOperationSuccess('Membre supprimé avec succès'));
+    } catch (e, stackTrace) {
+      _errorService.logError(e.toString(), stackTrace);
+      emit(AccountError('Erreur lors de la suppression du membre: ${e.toString()}'));
+    }
+  }
+
   @override
   Future<void> close() {
     _accountsSubscription?.cancel();

lib/blocs/account/account_event.dart

@@ -85,4 +85,32 @@ class CreateAccountWithMembers extends AccountEvent {
 
   @override
   List<Object?> get props => [account, members];
+}
+
+/// Event to add a member to an existing account.
+/// 
+/// This event is dispatched when a new member needs to be added to
+/// an account, typically when editing a trip and adding new participants.
+class AddMemberToAccount extends AccountEvent {
+  final String accountId;
+  final GroupMember member;
+
+  const AddMemberToAccount(this.accountId, this.member);
+
+  @override
+  List<Object?> get props => [accountId, member];
+}
+
+/// Event to remove a member from an existing account.
+/// 
+/// This event is dispatched when a member needs to be removed from
+/// an account, typically when editing a trip and removing participants.
+class RemoveMemberFromAccount extends AccountEvent {
+  final String accountId;
+  final String memberId;
+
+  const RemoveMemberFromAccount(this.accountId, this.memberId);
+
+  @override
+  List<Object?> get props => [accountId, memberId];
 }