74 lines
1.2 KiB
Go
74 lines
1.2 KiB
Go
package sessions
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import (
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"strconv"
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"sync"
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"time"
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)
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func NewMemStorage() Storage {
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storage := &memStorage{
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sessions: make(map[string]Session),
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idCounter: 0,
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lock: sync.Mutex{},
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}
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return storage
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}
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type memStorage struct {
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sessions map[string]Session
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idCounter uint64
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lock sync.Mutex
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}
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func (s *memStorage) HasSessions() (bool, error) {
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s.lock.Lock()
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defer s.lock.Unlock()
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return len(s.sessions) > 0, nil
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}
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func (s *memStorage) GetSessions() ([]Session, error) {
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s.lock.Lock()
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defer s.lock.Unlock()
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sessions := make([]Session, len(s.sessions))
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id := 0
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for _, session := range s.sessions {
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sessions[id] = session
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id += 1
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}
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return sessions, nil
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}
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func (s *memStorage) StartSession(description string, createdAt time.Time) (Session, error) {
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s.lock.Lock()
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defer s.lock.Unlock()
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rawId := s.idCounter
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s.idCounter = rawId + 1
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id := strconv.FormatUint(rawId, 10)
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session := Session{
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Id: id,
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Description: description,
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CreatedAt: createdAt,
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}
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s.sessions[id] = session
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return session, nil
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}
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func (s *memStorage) EndSession(id string) error {
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s.lock.Lock()
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defer s.lock.Unlock()
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_, found := s.sessions[id]
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if !found {
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return ErrUnknownSession
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}
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delete(s.sessions, id)
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return nil
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}
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