This commit is contained in:
Vyacheslav1557 2024-10-13 19:01:36 +05:00
parent 4cdd751b16
commit be25404852
51 changed files with 606 additions and 1194 deletions

View file

@ -1,4 +1,13 @@
package contests
import (
"context"
contestv1 "git.sch9.ru/new_gate/ms-tester/pkg/go/gen/proto/contest/v1"
"google.golang.org/protobuf/types/known/emptypb"
)
type ContestHandlers interface {
CreateContest(ctx context.Context, req *contestv1.CreateContestRequest) (*contestv1.CreateContestResponse, error)
ReadContest(ctx context.Context, req *contestv1.ReadContestRequest) (*contestv1.ReadContestResponse, error)
DeleteContest(ctx context.Context, req *contestv1.DeleteContestRequest) (*emptypb.Empty, error)
}

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@ -1 +1,51 @@
package grpc
import (
"context"
"git.sch9.ru/new_gate/ms-tester/internal/contests"
contestv1 "git.sch9.ru/new_gate/ms-tester/pkg/go/gen/proto/contest/v1"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
"google.golang.org/grpc"
"google.golang.org/protobuf/types/known/emptypb"
)
type ContestHandlers struct {
contestv1.UnimplementedContestServiceServer
contestUC contests.ContestUseCase
}
func NewContestHandlers(gserver *grpc.Server, contestUC contests.ContestUseCase) {
handlers := &ContestHandlers{contestUC: contestUC}
contestv1.RegisterContestServiceServer(gserver, handlers)
}
func (h *ContestHandlers) CreateContest(ctx context.Context, req *contestv1.CreateContestRequest) (*contestv1.CreateContestResponse, error) {
id, err := h.contestUC.CreateContest(ctx, req.GetTitle())
if err != nil {
return nil, err
}
return &contestv1.CreateContestResponse{Id: id}, nil
}
func (h *ContestHandlers) ReadContest(ctx context.Context, req *contestv1.ReadContestRequest) (*contestv1.ReadContestResponse, error) {
contest, err := h.contestUC.ReadContestById(ctx, req.GetId())
if err != nil {
return nil, err
}
return &contestv1.ReadContestResponse{Contest: &contestv1.ReadContestResponse_Contest{
Id: *contest.Id,
Title: *contest.Title,
CreatedAt: utils.TimestampP(contest.CreatedAt),
UpdatedAt: utils.TimestampP(contest.UpdatedAt),
}}, nil
}
func (h *ContestHandlers) DeleteContest(ctx context.Context, req *contestv1.DeleteContestRequest) (*emptypb.Empty, error) {
err := h.contestUC.DeleteContest(ctx, req.GetId())
if err != nil {
return nil, err
}
return &emptypb.Empty{}, nil
}

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@ -2,12 +2,11 @@ package contests
import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/internal/models"
)
type ContestRepository interface {
CreateContest(ctx context.Context, contest *models.Contest) (int32, error)
CreateContest(ctx context.Context, title string) (int32, error)
ReadContestById(ctx context.Context, id int32) (*models.Contest, error)
UpdateContest(ctx context.Context, contest *models.Contest) error
DeleteContest(ctx context.Context, id int32) error
}

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@ -1,79 +0,0 @@
package repository
import (
"context"
"git.sch9.ru/new_gate/models"
"github.com/jmoiron/sqlx"
"go.uber.org/zap"
)
type ParticipantStorage struct {
db *sqlx.DB
logger *zap.Logger
}
func NewParticipantStorage(db *sqlx.DB, logger *zap.Logger) *ParticipantStorage {
return &ParticipantStorage{
db: db,
logger: logger,
}
}
func (storage *ParticipantStorage) CreateParticipant(ctx context.Context, participant *models.Participant) (int32, error) {
query := storage.db.Rebind(`
INSERT INTO participants
(user_id,contest_id,name)
VALUES (?,?,?)
RETURNING id
`)
rows, err := storage.db.QueryxContext(
ctx,
query,
participant.UserId,
participant.ContestId,
participant.Name,
)
if err != nil {
return 0, handlePgErr(err)
}
defer rows.Close()
var id int32
err = rows.StructScan(&id)
if err != nil {
return 0, handlePgErr(err)
}
return id, nil
}
func (storage *ParticipantStorage) ReadParticipantById(ctx context.Context, id int32) (*models.Participant, error) {
var participant models.Participant
query := storage.db.Rebind("SELECT * from participants WHERE id=? LIMIT 1")
err := storage.db.GetContext(ctx, &participant, query, id)
if err != nil {
return nil, handlePgErr(err)
}
return &participant, nil
}
func (storage *ParticipantStorage) UpdateParticipant(ctx context.Context, id int32, participant models.Participant) error {
query := storage.db.Rebind("UPDATE participants SET name=?")
_, err := storage.db.ExecContext(ctx, query, participant.Name)
if err != nil {
return handlePgErr(err)
}
return nil
}
func (storage *ParticipantStorage) DeleteParticipant(ctx context.Context, id int32) error {
query := storage.db.Rebind("DELETE FROM participants WHERE id=?")
_, err := storage.db.ExecContext(ctx, query, id)
if err != nil {
return handlePgErr(err)
}
return nil
}

View file

@ -3,7 +3,7 @@ package repository
import (
"context"
"errors"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/internal/models"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
"github.com/jackc/pgerrcode"
"github.com/jackc/pgx/v5/pgconn"
@ -23,37 +23,32 @@ func NewContestRepository(db *sqlx.DB, logger *zap.Logger) *ContestRepository {
}
}
func (r *ContestRepository) CreateContest(ctx context.Context, contest *models.Contest) (int32, error) {
query := r.db.Rebind(`
INSERT INTO contests
(name)
VALUES (?)
RETURNING id
`)
const createContestQuery = "INSERT INTO contest (title) VALUES (?) RETURNING id"
rows, err := r.db.QueryxContext(
ctx,
query,
contest.Name,
)
func (r *ContestRepository) CreateContest(ctx context.Context, title string) (int32, error) {
query := r.db.Rebind(createContestQuery)
rows, err := r.db.QueryxContext(ctx, query, title)
if err != nil {
return 0, handlePgErr(err)
}
defer rows.Close()
var id int32
err = rows.StructScan(&id)
rows.Next()
err = rows.Scan(&id)
if err != nil {
return 0, handlePgErr(err)
}
return id, nil
}
const readContestByIdQuery = "SELECT * from contest WHERE id=? LIMIT 1"
func (r *ContestRepository) ReadContestById(ctx context.Context, id int32) (*models.Contest, error) {
var contest models.Contest
query := r.db.Rebind("SELECT * from contests WHERE id=? LIMIT 1")
query := r.db.Rebind(readContestByIdQuery)
err := r.db.GetContext(ctx, &contest, query, id)
if err != nil {
return nil, handlePgErr(err)
@ -61,18 +56,10 @@ func (r *ContestRepository) ReadContestById(ctx context.Context, id int32) (*mod
return &contest, nil
}
func (r *ContestRepository) UpdateContest(ctx context.Context, contest *models.Contest) error {
query := r.db.Rebind("UPDATE contests SET name=? WHERE id=?")
_, err := r.db.ExecContext(ctx, query, contest.Name, contest.Id)
if err != nil {
return handlePgErr(err)
}
return nil
}
const deleteContestQuery = "DELETE FROM contest WHERE id=?"
func (r *ContestRepository) DeleteContest(ctx context.Context, id int32) error {
query := r.db.Rebind("DELETE FROM contests WHERE id=?")
query := r.db.Rebind(deleteContestQuery)
_, err := r.db.ExecContext(ctx, query, id)
if err != nil {
return handlePgErr(err)

View file

@ -0,0 +1,58 @@
package repository
import (
"context"
"github.com/DATA-DOG/go-sqlmock"
"github.com/jmoiron/sqlx"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"testing"
)
func TestContestRepository_CreateContest(t *testing.T) {
t.Parallel()
db, mock, err := sqlmock.New(sqlmock.QueryMatcherOption(sqlmock.QueryMatcherEqual))
require.NoError(t, err)
defer db.Close()
sqlxDB := sqlx.NewDb(db, "sqlmock")
defer sqlxDB.Close()
contestRepo := NewContestRepository(sqlxDB, zap.NewNop())
t.Run("valid contest creation", func(t *testing.T) {
title := "Contest title"
rows := sqlmock.NewRows([]string{"id"}).AddRow(1)
mock.ExpectQuery(sqlxDB.Rebind(createContestQuery)).WithArgs(title).WillReturnRows(rows)
id, err := contestRepo.CreateContest(context.Background(), title)
require.NoError(t, err)
require.Equal(t, int32(1), id)
})
}
func TestContestRepository_DeleteContest(t *testing.T) {
t.Parallel()
db, mock, err := sqlmock.New(sqlmock.QueryMatcherOption(sqlmock.QueryMatcherEqual))
require.NoError(t, err)
defer db.Close()
sqlxDB := sqlx.NewDb(db, "sqlmock")
defer sqlxDB.Close()
contestRepo := NewContestRepository(sqlxDB, zap.NewNop())
t.Run("valid contest deletion", func(t *testing.T) {
id := int32(1)
rows := sqlmock.NewResult(1, 1)
mock.ExpectExec(sqlxDB.Rebind(deleteContestQuery)).WithArgs(id).WillReturnResult(rows)
err = contestRepo.DeleteContest(context.Background(), id)
require.NoError(t, err)
})
}

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@ -1,114 +0,0 @@
package repository
import (
"context"
"git.sch9.ru/new_gate/models"
"github.com/jmoiron/sqlx"
"go.uber.org/zap"
)
type SolutionStorage struct {
db *sqlx.DB
logger *zap.Logger
}
func NewSolutionStorage(db *sqlx.DB, logger *zap.Logger) *SolutionStorage {
return &SolutionStorage{
db: db,
logger: logger,
}
}
// TODO: testing graph
func (storage *SolutionStorage) updateResult(ctx context.Context, participantId int32, taskId int32) error {
tx, err := storage.db.Beginx()
if err != nil {
return handlePgErr(err)
}
query := tx.Rebind("UPDATE participant_subtask AS ps SET best_score = (SELECT COALESCE(max(score),0) FROM subtaskruns WHERE subtask_id = ps.subtask_id AND solution_id IN (SELECT id FROM solutions WHERE participant_id=ps.participant_id)) WHERE participant_id = 2 AND subtask_id IN (SELECT id FROM subtasks WHERE task_id = 2)")
tx.QueryxContext(ctx, query, participantId, taskId)
query = tx.Rebind("UPDATE participant_task SET best_score = (select max(best_score) from participant_subtask WHERE participant_id = ? AND subtask_id IN (SELECT id FROM subtask WHERE task_id = ?)) WHERE participant_id = ? AND task_id = ?")
tx.QueryxContext(ctx, query, participantId, taskId, participantId, taskId)
err = tx.Commit()
if err != nil {
return handlePgErr(err)
}
return nil
}
func (storage *SolutionStorage) CreateSolution(ctx context.Context, solution *models.Solution) (int32, error) {
query := storage.db.Rebind(`
INSERT INTO solutions
(participant_id,task_id,language_id,solution_hash,result)
VALUES (?, ?, ?, ?, ?)
RETURNING id
`)
rows, err := storage.db.QueryxContext(
ctx,
query,
solution.ParticipantId,
solution.TaskId,
solution.LanguageId,
"", //FIXME
models.NotTested,
)
//TODO: add testing tree
if err != nil {
return 0, handlePgErr(err)
}
defer rows.Close()
var id int32
err = rows.StructScan(&id)
if err != nil {
return 0, handlePgErr(err)
}
return id, nil
}
func (storage *SolutionStorage) ReadSolutionById(ctx context.Context, id int32) (*models.Solution, error) {
var solution models.Solution
query := storage.db.Rebind("SELECT * from solutions WHERE id=? LIMIT 1")
err := storage.db.GetContext(ctx, &solution, query, id)
if err != nil {
return nil, handlePgErr(err)
}
return &solution, nil
}
func (storage *SolutionStorage) RejudgeSolution(ctx context.Context, id int32) error {
tx, err := storage.db.Beginx()
if err != nil {
return handlePgErr(err)
}
query := tx.Rebind("UPDATE solutions SET result = ? WHERE id = ?")
tx.QueryxContext(ctx, query, models.NotTested, id) // FIXME
query = tx.Rebind("UPDATE subtaskruns SET result = ?,score = 0 WHERE solution_id = ?")
tx.QueryxContext(ctx, query, models.NotTested, id) // FIXME
query = tx.Rebind("UPDATE testruns SET result = ?, score = 0 WHERE testgrouprun_id IN (SELECT id FROM tesgrouprun WHERE solution_id = ?)")
tx.QueryxContext(ctx, query, models.NotTested, id) // FIXME
err = tx.Commit()
var solution models.Solution
query = storage.db.Rebind("SELECT * from solutions WHERE id=? LIMIT 1")
err = storage.db.GetContext(ctx, &solution, query, id)
if err != nil {
return handlePgErr(err)
}
storage.updateResult(ctx, *solution.ParticipantId, *solution.TaskId) // FIXME
return nil
}
func (storage *SolutionStorage) DeleteSolution(ctx context.Context, id int32) error {
query := storage.db.Rebind("DELETE FROM solutions WHERE id=?")
_, err := storage.db.ExecContext(ctx, query, id)
if err != nil {
return handlePgErr(err)
}
return nil
}

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@ -1,80 +0,0 @@
package repository
import (
"context"
"git.sch9.ru/new_gate/models"
"github.com/jmoiron/sqlx"
"go.uber.org/zap"
)
type TaskStorage struct {
db *sqlx.DB
logger *zap.Logger
}
func NewTaskStorage(db *sqlx.DB, logger *zap.Logger) *TaskStorage {
return &TaskStorage{
db: db,
logger: logger,
}
}
func (storage *TaskStorage) CreateTask(ctx context.Context, task *models.Task) (int32, error) {
query := storage.db.Rebind(`
INSERT INTO tasks
(contest_id,problem_id,position,position_name)
VALUES (?, ?, ?, ?)
RETURNING id
`)
rows, err := storage.db.QueryxContext(
ctx,
query,
task.ContestId,
task.ProblemId,
task.Position,
task.PositionName,
)
if err != nil {
return 0, handlePgErr(err)
}
defer rows.Close()
var id int32
err = rows.StructScan(&id)
if err != nil {
return 0, handlePgErr(err)
}
return id, nil
}
func (storage *TaskStorage) ReadTaskById(ctx context.Context, id int32) (*models.Task, error) {
var task models.Task
query := storage.db.Rebind("SELECT * from tasks WHERE id=? LIMIT 1")
err := storage.db.GetContext(ctx, &task, query, id)
if err != nil {
return nil, handlePgErr(err)
}
return &task, nil
}
func (storage *TaskStorage) UpdateTask(ctx context.Context, id int32, task models.Task) error {
query := storage.db.Rebind("UPDATE tasks SET position=?,position_name=?")
_, err := storage.db.ExecContext(ctx, query, task.Position, task.PositionName)
if err != nil {
return handlePgErr(err)
}
return nil
}
func (storage *TaskStorage) DeleteTask(ctx context.Context, id int32) error {
query := storage.db.Rebind("DELETE FROM tasks WHERE id=?")
_, err := storage.db.ExecContext(ctx, query, id)
if err != nil {
return handlePgErr(err)
}
return nil
}

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@ -2,12 +2,11 @@ package contests
import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/internal/models"
)
type ContestUseCase interface {
CreateContest(ctx context.Context, contest *models.Contest) (int32, error)
CreateContest(ctx context.Context, title string) (int32, error)
ReadContestById(ctx context.Context, id int32) (*models.Contest, error)
UpdateContest(ctx context.Context, contest *models.Contest) error
DeleteContest(ctx context.Context, id int32) error
}

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@ -1,57 +0,0 @@
package usecase
import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
)
type ParticipantStorage interface {
CreateParticipant(ctx context.Context, participant *models.Participant) (int32, error)
ReadParticipantById(ctx context.Context, id int32) (*models.Participant, error)
UpdateParticipant(ctx context.Context, participant *models.Participant) error
DeleteParticipant(ctx context.Context, id int32) error
}
type ParticipantService struct {
participantStorage ParticipantStorage
permissionService IPermissionService
}
func NewParticipantService(
participantStorage ParticipantStorage,
permissionService IPermissionService,
) *ParticipantService {
return &ParticipantService{
participantStorage: participantStorage,
permissionService: permissionService,
}
}
func (service *ParticipantService) CreateParticipant(ctx context.Context, participant *models.Participant) (int32, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "create") {
return 0, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.participantStorage.CreateParticipant(ctx, participant)
}
func (service *ParticipantService) ReadParticipantById(ctx context.Context, id int32) (*models.Participant, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "read") {
return nil, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.participantStorage.ReadParticipantById(ctx, id)
}
func (service *ParticipantService) UpdateParticipant(ctx context.Context, participant *models.Participant) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "update") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.participantStorage.UpdateParticipant(ctx, participant)
}
func (service *ParticipantService) DeleteParticipant(ctx context.Context, id int32) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "delete") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.participantStorage.DeleteParticipant(ctx, id)
}

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@ -1,39 +0,0 @@
package usecase
import (
"context"
"git.sch9.ru/new_gate/models"
"github.com/open-policy-agent/opa/rego"
)
type PermissionService struct {
query *rego.PreparedEvalQuery
}
func NewPermissionService() *PermissionService {
query, err := rego.New(
rego.Query("allow = data.problem.rbac.allow"),
rego.Load([]string{"./opa/all.rego"}, nil),
).PrepareForEval(context.TODO())
if err != nil {
panic(err)
}
return &PermissionService{
query: &query,
}
}
func (s *PermissionService) Allowed(ctx context.Context, user *models.User, action string) bool {
input := map[string]interface{}{
"user": user,
"action": action,
}
result, err := s.query.Eval(ctx, rego.EvalInput(input))
if err != nil {
panic(err)
}
return result[0].Bindings["allow"].(bool)
}

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@ -1,57 +0,0 @@
package usecase
import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
)
type SolutionStorage interface {
CreateSolution(ctx context.Context, solution models.Solution) (int32, error)
ReadSolutionById(ctx context.Context, id int32) (models.Solution, error)
RejudgeSolution(ctx context.Context, id int32) error
DeleteSolution(ctx context.Context, id int32) error
}
type SolutionService struct {
solutionStorage SolutionStorage
permissionService IPermissionService
}
func NewSolutionService(
solutionStorage SolutionStorage,
permissionService IPermissionService,
) *SolutionService {
return &SolutionService{
solutionStorage: solutionStorage,
permissionService: permissionService,
}
}
func (service *SolutionService) CreateSolution(ctx context.Context, solution models.Solution) (int32, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "create") {
return 0, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.solutionStorage.CreateSolution(ctx, solution)
}
func (service *SolutionService) ReadSolutionById(ctx context.Context, id int32) (models.Solution, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "read") {
return models.Solution{}, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.solutionStorage.ReadSolutionById(ctx, id)
}
func (service *SolutionService) RejudgeSolution(ctx context.Context, id int32) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "update") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.solutionStorage.RejudgeSolution(ctx, id)
}
func (service *SolutionService) DeleteSolution(ctx context.Context, id int32) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "delete") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.solutionStorage.DeleteSolution(ctx, id)
}

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@ -1,41 +0,0 @@
package usecase
import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
)
type TaskStorage interface {
CreateTask(ctx context.Context, task models.Task) (int32, error)
DeleteTask(ctx context.Context, id int32) error
}
type TaskService struct {
taskStorage TaskStorage
permissionService IPermissionService
}
func NewTaskService(
taskStorage TaskStorage,
permissionService IPermissionService,
) *TaskService {
return &TaskService{
taskStorage: taskStorage,
permissionService: permissionService,
}
}
func (service *TaskService) CreateTask(ctx context.Context, task models.Task) (int32, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "create") {
return 0, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.taskStorage.CreateTask(ctx, task)
}
func (service *TaskService) DeleteTask(ctx context.Context, id int32) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "delete") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.taskStorage.DeleteTask(ctx, id)
}

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@ -4,48 +4,28 @@ import (
"context"
"git.sch9.ru/new_gate/models"
"git.sch9.ru/new_gate/ms-tester/internal/contests"
"git.sch9.ru/new_gate/ms-tester/pkg/utils"
)
type ContestService struct {
contestStorage contests.ContestRepository
permissionService IPermissionService
type ContestUseCase struct {
contestRepo contests.ContestRepository
}
func NewContestService(
contestStorage ContestStorage,
permissionService IPermissionService,
) *ContestService {
return &ContestService{
contestStorage: contestStorage,
permissionService: permissionService,
func NewContestUseCase(
contestRepo contests.ContestRepository,
) *ContestUseCase {
return &ContestUseCase{
contestRepo: contestRepo,
}
}
func (service *ContestService) CreateContest(ctx context.Context, contest *models.Contest) (int32, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "create") {
return 0, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.contestStorage.CreateContest(ctx, contest)
func (uc *ContestUseCase) CreateContest(ctx context.Context, title string) (int32, error) {
return uc.contestRepo.CreateContest(ctx, title)
}
func (service *ContestService) ReadContestById(ctx context.Context, id int32) (*models.Contest, error) {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "read") {
return nil, utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.contestStorage.ReadContestById(ctx, id)
func (uc *ContestUseCase) ReadContestById(ctx context.Context, id int32) (*models.Contest, error) {
return uc.contestRepo.ReadContestById(ctx, id)
}
func (service *ContestService) UpdateContest(ctx context.Context, contest *models.Contest) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "update") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.contestStorage.UpdateContest(ctx, contest)
}
func (service *ContestService) DeleteContest(ctx context.Context, id int32) error {
if !service.permissionService.Allowed(ctx, extractUser(ctx), "delete") {
return utils.ServiceError(nil, utils.ErrNoPermission, "permission denied")
}
return service.contestStorage.DeleteContest(ctx, id)
func (uc *ContestUseCase) DeleteContest(ctx context.Context, id int32) error {
return uc.contestRepo.DeleteContest(ctx, id)
}