fix

internal/repos/tickets_repo/repo.go

@@ -10,11 +10,15 @@ import (
 )
 
 var (
+	// ErrTicketNotFound indicates that a ticket was not found.
 	ErrTicketNotFound = errors.New("Билет не найден")
-	ErrTicketUsed     = errors.New("Билет уже использован")
-	ErrGameFinished   = errors.New("Игра уже завершена")
+	// ErrTicketUsed indicates that a ticket was already used.
+	ErrTicketUsed = errors.New("Билет уже использован")
+	// ErrGameFinished indicates that the game has finished.
+	ErrGameFinished = errors.New("Игра уже завершена")
 )
 
+// Info describes a support ticket.
 type Info struct {
 	ID         int
 	Status     string
@@ -26,14 +30,17 @@ type Info struct {
 	UsedBy     *string
 }
 
+// Repo persists support tickets.
 type Repo struct {
 	pool *pgxpool.Pool
 }
 
+// New creates a tickets repository.
 func New(pool *pgxpool.Pool) *Repo {
 	return &Repo{pool: pool}
 }
 
+// CreateBatch creates tickets for a game.
 func (r *Repo) CreateBatch(ctx context.Context, gameID int, tokenHashes [][]byte) ([]int, error) {
 	tx, err := r.pool.Begin(ctx)
 	if err != nil {
@@ -58,6 +65,7 @@ func (r *Repo) CreateBatch(ctx context.Context, gameID int, tokenHashes [][]byte
 	return ids, nil
 }
 
+// GetByHash returns a ticket by token hash.
 func (r *Repo) GetByHash(ctx context.Context, tokenHash []byte) (*Info, error) {
 	info := &Info{}
 	err := r.pool.QueryRow(ctx, `
@@ -74,6 +82,7 @@ func (r *Repo) GetByHash(ctx context.Context, tokenHash []byte) (*Info, error) {
 	return info, err
 }
 
+// Accept assigns a ticket to a user.
 func (r *Repo) Accept(ctx context.Context, tokenHash []byte, userID int) (*Info, error) {
 	var status, gameStatus string
 	if err := r.pool.QueryRow(ctx, `