feat(tester): add UpdateContest endpoint

internal/models/contest.go

@@ -15,3 +15,7 @@ type ContestsListItem struct {
 	CreatedAt time.Time `db:"created_at"`
 	UpdatedAt time.Time `db:"updated_at"`
 }
+
+type ContestUpdate struct {
+	Title *string `json:"title"`
+}

internal/tester/delivery.go

@@ -20,4 +20,5 @@ type Handlers interface {
 	GetProblem(c *fiber.Ctx, id int32) error
 	ListParticipants(c *fiber.Ctx, params testerv1.ListParticipantsParams) error
 	UpdateProblem(c *fiber.Ctx, id int32) error
+	UpdateContest(c *fiber.Ctx, id int32) error
 }

internal/tester/delivery/rest/handlers.go

@@ -290,3 +290,20 @@ func (h *TesterHandlers) UpdateProblem(c *fiber.Ctx, id int32) error {
 
 	return c.SendStatus(fiber.StatusOK)
 }
+
+func (h *TesterHandlers) UpdateContest(c *fiber.Ctx, id int32) error {
+	var req testerv1.UpdateContestRequest
+	err := c.BodyParser(&req)
+	if err != nil {
+		return err
+	}
+
+	err = h.contestsUC.UpdateContest(c.Context(), id, models.ContestUpdate{
+		Title: req.Title,
+	})
+	if err != nil {
+		return c.SendStatus(pkg.ToREST(err))
+	}
+
+	return c.SendStatus(fiber.StatusOK)
+}

internal/tester/pg_repository.go

@@ -42,4 +42,5 @@ type ContestRepository interface {
 	ReadRichTasks(ctx context.Context, contestId int32) ([]*models.RichTask, error)
 	ListContests(ctx context.Context, page int32, pageSize int32) ([]*models.ContestsListItem, int32, error)
 	ListParticipants(ctx context.Context, contestId int32, page int32, pageSize int32) ([]*models.ParticipantsListItem, int32, error)
+	UpdateContest(ctx context.Context, id int32, contestUpdate models.ContestUpdate) error
 }

internal/tester/repository/pg_contests_repository.go

@@ -212,3 +212,19 @@ func (r *ContestRepository) ListParticipants(ctx context.Context, contestId int3
 
 	return participants, count, nil
 }
+
+const (
+	updateContestQuery = "UPDATE contests SET title = COALESCE(?, title) WHERE id = ?"
+)
+
+func (r *ContestRepository) UpdateContest(ctx context.Context, id int32, contestUpdate models.ContestUpdate) error {
+	const op = "ContestRepository.UpdateContest"
+
+	query := r.db.Rebind(updateContestQuery)
+	_, err := r.db.ExecContext(ctx, query, contestUpdate.Title, id)
+	if err != nil {
+		return handlePgErr(err, op)
+	}
+
+	return nil
+}

internal/tester/usecase.go

@@ -24,4 +24,5 @@ type ContestUseCase interface {
 	ReadRichTasks(ctx context.Context, contestId int32) ([]*models.RichTask, error)
 	ListContests(ctx context.Context, page int32, pageSize int32) ([]*models.ContestsListItem, int32, error)
 	ListParticipants(ctx context.Context, contestId int32, page int32, pageSize int32) ([]*models.ParticipantsListItem, int32, error)
+	UpdateContest(ctx context.Context, id int32, contestUpdate models.ContestUpdate) error
 }

internal/tester/usecase/contests_usecase.go

@@ -57,3 +57,7 @@ func (uc *ContestUseCase) ListContests(ctx context.Context, page int32, pageSize
 func (uc *ContestUseCase) ListParticipants(ctx context.Context, contestId int32, page int32, pageSize int32) ([]*models.ParticipantsListItem, int32, error) {
 	return uc.contestRepo.ListParticipants(ctx, contestId, page, pageSize)
 }
+
+func (uc *ContestUseCase) UpdateContest(ctx context.Context, id int32, contestUpdate models.ContestUpdate) error {
+	return uc.contestRepo.UpdateContest(ctx, id, contestUpdate)
+}

proto

@@ -1 +1 @@
-Subproject commit e5f7902c188a6b3daae9b147f687c4564cbfdfba
+Subproject commit 9be6a6ca9859e44d4b4502b89c071bc8587491b6