Added multilanguage support

lang/main.go

@@ -0,0 +1,39 @@
+package lang
+
+import (
+	"github.com/gin-gonic/gin"
+	"github.com/nicksnyder/go-i18n/v2/i18n"
+)
+
+type Service struct {
+	bundle    *i18n.Bundle
+	ctx       *gin.Context
+	localizer *i18n.Localizer
+}
+
+func New(ctx *gin.Context, bundle *i18n.Bundle) Service {
+	localizer := i18n.NewLocalizer(bundle, ctx.Request.Header.Get("Accept-Language"), "en")
+	return Service{
+		bundle:    bundle,
+		ctx:       ctx,
+		localizer: localizer,
+	}
+}
+
+func (s *Service) Trans(str string) string {
+	// TODO, modify this to handle plural and more types of phrases
+	for _, m := range translationMessages {
+		if m.ID == str {
+			localizedString, _ := s.localizer.Localize(&i18n.LocalizeConfig{
+				DefaultMessage: &m,
+			})
+			return localizedString
+		} else if m.Other == str {
+			localizedString, _ := s.localizer.Localize(&i18n.LocalizeConfig{
+				DefaultMessage: &m,
+			})
+			return localizedString
+		}
+	}
+	return str
+}