refactor: NewTranslator in for-loop

NewTranslator by name, so no need to create functions for each Translate

config.go

@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 	"gtt/internal/color"
+	"gtt/internal/translate"
 	"os"
 
 	config "github.com/spf13/viper"
@@ -66,9 +67,12 @@ func configInit() {
 	}
 
 	// setup
-	for t_str, t := range translators {
-		t.SetSrcLang(config.GetString(fmt.Sprintf("source.language.%s", t_str)))
-		t.SetDstLang(config.GetString(fmt.Sprintf("destination.language.%s", t_str)))
+	for _, name := range translate.AllTranslator {
+		translators[name] = translate.NewTranslator(name)
+		translators[name].SetSrcLang(
+			config.GetString(fmt.Sprintf("source.language.%s", name)))
+		translators[name].SetDstLang(
+			config.GetString(fmt.Sprintf("destination.language.%s", name)))
 	}
 	translator = translators[config.GetString("translator")]
 	hideBelow = config.GetBool("hide_below")

internal/translate/translator.go

@@ -32,16 +32,21 @@ type Translator interface {
 	PlayTTS(lang string, message string) error
 }
 
-func NewArgosTranslate() *argostranslate.ArgosTranslate {
-	return &argostranslate.ArgosTranslate{
-		EngineName: "ArgosTranslate",
-		SoundLock:  lock.NewLock(),
-	}
-}
+func NewTranslator(name string) Translator {
+	var translator Translator
 
-func NewGoogleTranslate() *googletranslate.GoogleTranslate {
-	return &googletranslate.GoogleTranslate{
-		EngineName: "GoogleTranslate",
-		SoundLock:  lock.NewLock(),
+	switch name {
+	case "ArgosTranslate":
+		translator = &argostranslate.ArgosTranslate{
+			EngineName: "ArgosTranslate",
+			SoundLock:  lock.NewLock(),
+		}
+	case "GoogleTranslate":
+		translator = &googletranslate.GoogleTranslate{
+			EngineName: "GoogleTranslate",
+			SoundLock:  lock.NewLock(),
+		}
 	}
+
+	return translator
 }

main.go

@@ -16,10 +16,7 @@ var (
 	dstLangArg *string = flag.String("dst", "", "Set destination language")
 	// Translate
 	translator  translate.Translator
-	translators = map[string]translate.Translator{
-		"ArgosTranslate":  translate.NewArgosTranslate(),
-		"GoogleTranslate": translate.NewGoogleTranslate(),
-	}
+	translators = make(map[string]translate.Translator, len(translate.AllTranslator))
 	// UI
 	app                 = tview.NewApplication()
 	srcInput            = tview.NewTextArea()