package services import ( "context" "git.sch9.ru/new_gate/ms-tester/internal/models" ) type ProblemStorage interface { CreateProblem(ctx context.Context, problem *models.Problem) (int32, error) ReadProblem(ctx context.Context, id int32) (*models.Problem, error) UpdateProblem(ctx context.Context, problem *models.Problem) error DeleteProblem(ctx context.Context, id int32) error } type ProblemService struct { problemStorage ProblemStorage } func NewProblemService( problemStorage ProblemStorage, ) *ProblemService { return &ProblemService{ problemStorage: problemStorage, } } func (service *ProblemService) CreateProblem(ctx context.Context, problem *models.Problem) (int32, error) { userId := ctx.Value("user_id").(int32) return service.problemStorage.CreateProblem(ctx, problem) }