72 lines
1.2 KiB
Go
72 lines
1.2 KiB
Go
package lib
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import (
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"sync"
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"time"
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)
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var (
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mu sync.Mutex
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instance *TimerManager
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)
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type TimerManager struct {
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timers map[string]time.Time
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mu sync.Mutex
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}
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func NewTimerManager() *TimerManager {
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return &TimerManager{
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timers: make(map[string]time.Time),
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}
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}
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func GetInstance() *TimerManager {
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mu.Lock()
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defer mu.Unlock()
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if instance == nil {
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instance = &TimerManager{
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timers: make(map[string]time.Time),
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}
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}
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return instance
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}
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func (m *TimerManager) StartTimer(userID string, key string, duration time.Duration) {
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m.mu.Lock()
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defer m.mu.Unlock()
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m.timers[userID+":"+key] = time.Now().Add(duration)
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}
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func (m *TimerManager) TimerRunning(userID string, key string) (bool, time.Duration) {
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m.mu.Lock()
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defer m.mu.Unlock()
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timerEnd, exists := m.timers[userID+":"+key]
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if !exists {
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return false, 0
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}
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if time.Now().After(timerEnd) {
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delete(m.timers, userID+":"+key)
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return false, 0
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}
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return true, time.Until(timerEnd)
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}
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func CancelTimer(userID string, key string) {
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manager := GetInstance()
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// Handle non-existent keys gracefully
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if _, exists := manager.timers[userID+":"+key]; !exists {
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return
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}
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manager.mu.Lock()
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defer manager.mu.Unlock()
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delete(manager.timers, userID+":"+key)
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}
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