feat: lock in translator

main.go

@@ -7,7 +7,7 @@ import (
 
 var (
 	// Translate
-	translator Translator
+	translator = NewTranslator()
 	// UI
 	app            = tview.NewApplication()
 	src_box        = tview.NewTextArea()

translator.go

@@ -20,6 +20,13 @@ const (
 type Translator struct {
 	srcLang   string
 	dstLang   string
+	soundLock *Lock
+}
+
+func NewTranslator() Translator {
+	return Translator{
+		soundLock: NewLock(),
+	}
 }
 
 func (t Translator) Translate(message string) (string, error) {

utils.go

@@ -12,3 +12,25 @@ func IndexOf(candidate string, arr []string) int {
 func SetTermTitle(title string) {
 	print("\033]0;", title, "\007")
 }
+
+type Lock struct {
+	stop        bool
+	threadCount int8
+}
+
+func NewLock() *Lock {
+	return &Lock{
+		stop:        true,
+		threadCount: 0,
+	}
+}
+
+func (l *Lock) Aquire() {
+	l.stop = false
+	l.threadCount++
+}
+
+func (l *Lock) Release() {
+	l.stop = true
+	l.threadCount--
+}