feat: allow to get group by name

Signed-off-by: Miguel Martinez <miguel@chainloop.dev>

Author: migmartri

app/controlplane/pkg/biz/group.go

@@ -37,6 +37,8 @@ type GroupRepo interface {
 	Update(ctx context.Context, orgID uuid.UUID, groupID uuid.UUID, opts *UpdateGroupOpts) (*Group, error)
 	// FindByOrgAndID finds a group by its organization ID and group ID.
 	FindByOrgAndID(ctx context.Context, orgID uuid.UUID, groupID uuid.UUID) (*Group, error)
+	// FindByOrgAndName finds a group by its organization ID and group name.
+	FindByOrgAndName(ctx context.Context, orgID uuid.UUID, name string) (*Group, error)
 	// FindGroupMembershipByGroupAndID finds a group membership by group ID and user ID.
 	FindGroupMembershipByGroupAndID(ctx context.Context, groupID uuid.UUID, userID uuid.UUID) (*GroupMembership, error)
 	// SoftDelete soft-deletes a group by marking it as deleted.
@@ -831,6 +833,7 @@ func (uc *GroupUseCase) UpdateMemberMaintainerStatus(ctx context.Context, orgID
 
 // ValidateGroupIdentifier validates and resolves the group ID or name to a group ID.
 // Returns an error if both are nil or if the resolved group does not exist.
+// TODO: change to return the group since this is very inefficient in some cases
 func (uc *GroupUseCase) ValidateGroupIdentifier(ctx context.Context, orgID uuid.UUID, groupID *uuid.UUID, groupName *string) (uuid.UUID, error) {
 	if groupID == nil && groupName == nil {
 		return uuid.Nil, NewErrValidationStr("either group ID or group name must be provided")
@@ -841,19 +844,10 @@ func (uc *GroupUseCase) ValidateGroupIdentifier(ctx context.Context, orgID uuid.
 	}
 
 	// If group ID is not provided, try to find the group by name
-	groups, _, err := uc.groupRepo.List(ctx, orgID, &ListGroupOpts{Name: *groupName}, pagination.NewDefaultOffsetPaginationOpts())
+	group, err := uc.groupRepo.FindByOrgAndName(ctx, orgID, *groupName)
 	if err != nil {
-		return uuid.Nil, fmt.Errorf("failed to list groups: %w", err)
+		return uuid.Nil, fmt.Errorf("failed to find group: %w", err)
 	}
 
-	if len(groups) == 0 {
-		return uuid.Nil, NewErrNotFound("group")
-	}
-
-	// If the group name is not unique, return an error
-	if len(groups) > 1 {
-		return uuid.Nil, NewErrValidationStr("group name is not unique")
-	}
-
-	return groups[0].ID, nil
+	return group.ID, nil
 }

app/controlplane/pkg/data/group.go

@@ -302,6 +302,21 @@ func (g GroupRepo) FindByOrgAndID(ctx context.Context, orgID uuid.UUID, groupID
 	return entGroupToBiz(entGroup), nil
 }
 
+func (g GroupRepo) FindByOrgAndName(ctx context.Context, orgID uuid.UUID, name string) (*biz.Group, error) {
+	entGroup, err := g.data.DB.Group.Query().
+		Where(group.DeletedAtIsNil(), group.Name(name), group.OrganizationID(orgID)).
+		WithOrganization().
+		Only(ctx)
+	if err != nil {
+		if ent.IsNotFound(err) {
+			return nil, biz.NewErrNotFound("group")
+		}
+		return nil, err
+	}
+
+	return entGroupToBiz(entGroup), nil
+}
+
 // FindGroupMembershipByGroupAndID retrieves a group membership for a specific user in a group.
 func (g GroupRepo) FindGroupMembershipByGroupAndID(ctx context.Context, groupID uuid.UUID, userID uuid.UUID) (*biz.GroupMembership, error) {
 	// Query the group user membership for the specified user in the group