Update UI result

internal/service/vote_event_service.go

@@ -23,6 +23,8 @@ type VoteEventRepository interface {
 	SubmitVote(ctx context.Context, vote *entities.Vote) error
 	HasUserVoted(ctx context.Context, userID, eventID uuid.UUID) (bool, error)
 	GetVoteResults(ctx context.Context, eventID uuid.UUID) (map[uuid.UUID]int64, error)
+	GetVotedCount(ctx context.Context, eventID uuid.UUID) (int64, error)
+	GetTotalActiveUsersCount(ctx context.Context) (int64, error)
 }
 
 type VoteEventServiceImpl struct {
@@ -256,3 +258,29 @@ func (s *VoteEventServiceImpl) CheckVoteStatus(ctx context.Context, userID, even
 
 	return response, nil
 }
+
+func (s *VoteEventServiceImpl) GetVoteEventDetails(ctx context.Context, eventID uuid.UUID) (*contract.VoteEventDetailsResponse, error) {
+	voteEvent, err := s.voteEventRepo.GetByID(ctx, eventID)
+	if err != nil {
+		return nil, err
+	}
+
+	totalParticipants, err := s.voteEventRepo.GetTotalActiveUsersCount(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	totalVoted, err := s.voteEventRepo.GetVotedCount(ctx, eventID)
+	if err != nil {
+		return nil, err
+	}
+
+	totalNotVoted := totalParticipants - totalVoted
+
+	return &contract.VoteEventDetailsResponse{
+		VoteEvent:         *transformer.VoteEventToContract(voteEvent),
+		TotalParticipants: totalParticipants,
+		TotalVoted:        totalVoted,
+		TotalNotVoted:     totalNotVoted,
+	}, nil
+}