rewrite competition service: remove http related things
This commit is contained in:
Timur Kh.
@@ -1,201 +0,0 @@
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package grpc
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import (
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"context"
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"datarush/internal/competition/domain"
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pb "datarush/pkg/api/competition"
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"strings"
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"github.com/google/uuid"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"google.golang.org/protobuf/types/known/emptypb"
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"google.golang.org/protobuf/types/known/timestamppb"
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)
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// ICompetitionService defines the interface for business logic.
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// It works with domain models.
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type ICompetitionService interface {
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CreateCompetition(ctx context.Context, comp *domain.Competition) (*domain.Competition, error)
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GetCompetition(ctx context.Context, id uuid.UUID) (*domain.Competition, error)
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EditCompetition(ctx context.Context, comp *domain.Competition) (*domain.Competition, error)
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DeleteCompetition(ctx context.Context, id uuid.UUID) error
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ListCompetitions(ctx context.Context, pageSize int32, pageToken int32, state *domain.CompetitionState, isParticipating *bool, searchQuery *string) (competitions []domain.Competition, totalCount int32, nextPageToken int32, err error)
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ChangeCompetitionState(ctx context.Context, id uuid.UUID, state domain.CompetitionState) (*domain.Competition, error)
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}
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type CompetitionHandler struct {
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pb.UnimplementedCompetitionServiceServer
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service ICompetitionService
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}
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func NewCompetitionHandler(s ICompetitionService) *CompetitionHandler {
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return &CompetitionHandler{service: s}
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}
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func (h *CompetitionHandler) CreateCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error) {
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domainComp, err := toDomainCompetition(req)
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "failed to map competition: %v", err)
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}
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createdComp, err := h.service.CreateCompetition(ctx, domainComp)
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if err != nil {
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return nil, status.Errorf(codes.Internal, "failed to create competition: %v", err)
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}
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return fromDomainCompetition(createdComp), nil
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}
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func (h *CompetitionHandler) GetCompetition(ctx context.Context, req *pb.GetCompetitionRequest) (*pb.Competition, error) {
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id, err := uuid.Parse(req.GetCompetitionId())
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "invalid competition id format")
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}
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comp, err := h.service.GetCompetition(ctx, id)
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if err != nil {
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return nil, status.Errorf(codes.NotFound, "failed to get competition: %v", err)
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}
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return fromDomainCompetition(comp), nil
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}
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func (h *CompetitionHandler) EditCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error) {
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domainComp, err := toDomainCompetition(req)
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "failed to map competition: %v", err)
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}
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updatedComp, err := h.service.EditCompetition(ctx, domainComp)
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if err != nil {
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return nil, status.Errorf(codes.Internal, "failed to edit competition: %v", err)
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}
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return fromDomainCompetition(updatedComp), nil
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}
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func (h *CompetitionHandler) DeleteCompetition(ctx context.Context, req *pb.DeleteCompetitionRequest) (*emptypb.Empty, error) {
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id, err := uuid.Parse(req.GetCompetitionId())
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "invalid competition id format")
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}
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if err := h.service.DeleteCompetition(ctx, id); err != nil {
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return nil, status.Errorf(codes.Internal, "failed to delete competition: %v", err)
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}
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return &emptypb.Empty{}, nil
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}
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func (h *CompetitionHandler) ListCompetitions(ctx context.Context, req *pb.ListCompetitionsRequest) (*pb.ListCompetitionsResponse, error) {
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var state *domain.CompetitionState
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if req.State != nil {
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s := toDomainCompetitionState(*req.State)
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state = &s
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}
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var searchQuery *string
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if req.SearchQuery != nil {
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searchQuery = req.SearchQuery
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}
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competitions, totalCount, nextPageToken, err := h.service.ListCompetitions(ctx, req.PageSize, req.PageToken, state, req.IsParticipating, searchQuery)
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if err != nil {
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return nil, status.Errorf(codes.Internal, "failed to list competitions: %v", err)
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}
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pbCompetitions := make([]*pb.Competition, len(competitions))
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for i, c := range competitions {
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pbCompetitions[i] = fromDomainCompetition(&c)
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}
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return &pb.ListCompetitionsResponse{
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Competitions: pbCompetitions,
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TotalCount: totalCount,
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NextPageToken: nextPageToken,
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}, nil
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}
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func (h *CompetitionHandler) ChangeCompetitionState(ctx context.Context, req *pb.ChangeCompetitionStateRequest) (*pb.Competition, error) {
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id, err := uuid.Parse(req.GetCompetitionId())
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "invalid competition id format")
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}
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comp, err := h.service.ChangeCompetitionState(ctx, id, toDomainCompetitionState(req.GetState()))
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if err != nil {
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return nil, status.Errorf(codes.Internal, "failed to change competition state: %v", err)
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}
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return fromDomainCompetition(comp), nil
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}
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func toDomainCompetition(c *pb.Competition) (*domain.Competition, error) {
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if c == nil {
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return nil, nil
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}
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var id uuid.UUID
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var err error
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if c.Id != "" {
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id, err = uuid.Parse(c.Id)
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if err != nil {
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return nil, status.Errorf(codes.InvalidArgument, "invalid id format")
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}
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}
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return &domain.Competition{
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ID: id,
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State: toDomainCompetitionState(c.State),
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Title: c.Title,
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Description: c.Description,
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ImageURL: c.ImageUrl,
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StartTime: c.StartTime.AsTime(),
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EndTime: c.EndTime.AsTime(),
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Type: toDomainCompetitionType(c.Type),
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ParticipationType: toDomainParticipationType(c.ParticipationType),
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CreatedAt: c.CreatedAt.AsTime(),
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UpdatedAt: c.UpdatedAt.AsTime(),
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}, nil
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}
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func fromDomainCompetition(c *domain.Competition) *pb.Competition {
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if c == nil {
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return nil
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}
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return &pb.Competition{
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Id: c.ID.String(),
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State: fromDomainCompetitionState(c.State),
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Title: c.Title,
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Description: c.Description,
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ImageUrl: c.ImageURL,
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StartTime: timestamppb.New(c.StartTime),
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EndTime: timestamppb.New(c.EndTime),
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Type: fromDomainCompetitionType(c.Type),
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ParticipationType: fromDomainParticipationType(c.ParticipationType),
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CreatedAt: timestamppb.New(c.CreatedAt),
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UpdatedAt: timestamppb.New(c.UpdatedAt),
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}
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}
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func toDomainCompetitionState(s pb.CompetitionState) domain.CompetitionState {
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return domain.CompetitionState(strings.TrimPrefix(s.String(), "COMPETITION_STATE_"))
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}
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func fromDomainCompetitionState(s domain.CompetitionState) pb.CompetitionState {
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return pb.CompetitionState(pb.CompetitionState_value["COMPETITION_STATE_"+string(s)])
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}
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func toDomainParticipationType(pt pb.ParticipationType) domain.ParticipationType {
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return domain.ParticipationType(strings.TrimPrefix(pt.String(), "PARTICIPATION_TYPE_"))
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}
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func fromDomainParticipationType(pt domain.ParticipationType) pb.ParticipationType {
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return pb.ParticipationType(pb.ParticipationType_value["PARTICIPATION_TYPE_"+string(pt)])
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}
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func toDomainCompetitionType(ct pb.CompetitionType) domain.CompetitionType {
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return domain.CompetitionType(strings.TrimPrefix(ct.String(), "COMPETITION_TYPE_"))
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}
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func fromDomainCompetitionType(ct domain.CompetitionType) pb.CompetitionType {
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return pb.CompetitionType(pb.CompetitionType_value["COMPETITION_TYPE_"+string(ct)])
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}
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@@ -0,0 +1,50 @@
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package grpc
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import (
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"context"
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pb "datarush/pkg/api/competition"
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"google.golang.org/protobuf/types/known/emptypb"
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)
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type CompetitionService interface {
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CreateCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error)
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GetCompetition(ctx context.Context, req *pb.GetCompetitionRequest) (*pb.Competition, error)
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EditCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error)
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DeleteCompetition(ctx context.Context, req *pb.DeleteCompetitionRequest) (*emptypb.Empty, error)
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ListCompetitions(ctx context.Context, req *pb.ListCompetitionsRequest) (*pb.ListCompetitionsResponse, error)
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ChangeCompetitionState(ctx context.Context, req *pb.ChangeCompetitionStateRequest) (*pb.Competition, error)
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}
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type CompetitionHandler struct {
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pb.UnimplementedCompetitionServiceServer
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service CompetitionService
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}
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func NewCompetitionHandler(service CompetitionService) *CompetitionHandler {
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return &CompetitionHandler{service: service}
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}
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func (h *CompetitionHandler) CreateCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error) {
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return h.service.CreateCompetition(ctx, req)
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}
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func (h *CompetitionHandler) GetCompetition(ctx context.Context, req *pb.GetCompetitionRequest) (*pb.Competition, error) {
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return h.service.GetCompetition(ctx, req)
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}
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func (h *CompetitionHandler) EditCompetition(ctx context.Context, req *pb.Competition) (*pb.Competition, error) {
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return h.service.EditCompetition(ctx, req)
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}
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func (h *CompetitionHandler) DeleteCompetition(ctx context.Context, req *pb.DeleteCompetitionRequest) (*emptypb.Empty, error) {
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return h.service.DeleteCompetition(ctx, req)
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}
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func (h *CompetitionHandler) ListCompetitions(ctx context.Context, req *pb.ListCompetitionsRequest) (*pb.ListCompetitionsResponse, error) {
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return h.service.ListCompetitions(ctx, req)
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}
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func (h *CompetitionHandler) ChangeCompetitionState(ctx context.Context, req *pb.ChangeCompetitionStateRequest) (*pb.Competition, error) {
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return h.service.ChangeCompetitionState(ctx, req)
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}
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