probo/pkg/store/session.go
2024-05-12 10:15:48 +02:00

82 lines
1.6 KiB
Go

package store
import (
"fmt"
"git.andreafazzi.eu/andrea/probo/pkg/models"
)
type SessionStore struct {
*Store[*models.Session]
}
type ErrSessionAlreadyPresent struct {
hash string
}
func (e *ErrSessionAlreadyPresent) Error() string {
return fmt.Sprintf("Session with hash %v is already present in the store.", e.hash)
}
func NewSessionStore() *SessionStore {
return &SessionStore{
Store: NewStore[*models.Session](),
}
}
func (s *SessionStore) Create(session *models.Session) (*models.Session, error) {
if hash := session.GetHash(); hash != "" {
session, ok := s.hashes[hash]
if ok {
return session, &ErrSessionAlreadyPresent{hash}
}
}
session.Quizzes = make(map[string]*models.Quiz, 0)
session.Answers = make(map[string]*models.Answer, 0)
for _, exam := range session.Exams {
for _, quiz := range exam.Quizzes {
session.Quizzes[quiz.ID] = quiz
for _, answer := range quiz.Answers {
session.Answers[answer.ID] = answer
}
}
}
sess, err := s.Store.Create(session)
if err != nil {
return nil, err
}
return sess, nil
}
func (s *SessionStore) Update(session *models.Session, id string) (*models.Session, error) {
_, err := s.Read(id)
if err != nil {
return session, err
}
session.Quizzes = make(map[string]*models.Quiz, 0)
session.Answers = make(map[string]*models.Answer, 0)
for _, exam := range session.Exams {
for _, quiz := range exam.Quizzes {
session.Quizzes[quiz.ID] = quiz
for _, answer := range quiz.Answers {
session.Answers[answer.ID] = answer
}
}
}
sess, err := s.Store.Update(session, id)
if err != nil {
return nil, err
}
return sess, nil
}