web-app: use universal-translator files to externalize translatable texts

internal/platform/web/template-renderer/template_renderer.go

@@ -17,6 +17,7 @@ import (
 	"geeks-accelerator/oss/saas-starter-kit/internal/platform/web"
 	"geeks-accelerator/oss/saas-starter-kit/internal/platform/web/webcontext"
 	"geeks-accelerator/oss/saas-starter-kit/internal/platform/web/weberror"
+
 	"github.com/pkg/errors"
 	"gopkg.in/DataDog/dd-trace-go.v1/ddtrace"
 	"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/ext"
@@ -372,6 +373,8 @@ func (r *TemplateRenderer) Render(ctx context.Context, w http.ResponseWriter, re
 		data["error"] = terr
 	}
 
+	data["trans"] = webcontext.ContextTranslator(ctx)
+
 	// Append request data map to render data last so any previous value can be overwritten.
 	if data != nil {
 		for k, v := range data {

internal/platform/web/webcontext/transvalidate.go

@@ -2,6 +2,7 @@ package webcontext
 
 import (
 	"context"
+	"log"
 	"reflect"
 	"strings"
 
@@ -63,6 +64,16 @@ func init() {
 	// Provide one or more arguments for additional supported locales.
 	uniTrans = ut.New(en, en, fr, id, ja, nl, zh)
 
+	err := uniTrans.Import(ut.FormatJSON, "templates/content/translations")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	err = uniTrans.VerifyTranslations()
+	if err != nil {
+		log.Fatal(err)
+	}
+
 	// this is usually know or extracted from http 'Accept-Language' header
 	// also see uni.FindTranslator(...)
 	transEn, _ := uniTrans.GetTranslator(en.Locale())
@@ -72,15 +83,6 @@ func init() {
 	transNl, _ := uniTrans.GetTranslator(nl.Locale())
 	transZh, _ := uniTrans.GetTranslator(zh.Locale())
 
-	transEn.Add("{{name}}", "Name", false)
-	transFr.Add("{{name}}", "Nom", false)
-
-	transEn.Add("{{first_name}}", "First Name", false)
-	transFr.Add("{{first_name}}", "Prénom", false)
-
-	transEn.Add("{{last_name}}", "Last Name", false)
-	transFr.Add("{{last_name}}", "Nom de famille", false)
-
 	validate = newValidator()
 
 	en_translations.RegisterDefaultTranslations(validate, transEn)
@@ -90,9 +92,8 @@ func init() {
 	nl_translations.RegisterDefaultTranslations(validate, transNl)
 	zh_translations.RegisterDefaultTranslations(validate, transZh)
 
-	/*
 	validate.RegisterTranslation("unique", transEn, func(ut ut.Translator) error {
-			return ut.Add("unique", "{0} must be unique", true) // see universal-translator for details
+		return nil
 	}, func(ut ut.Translator, fe validator.FieldError) string {
 		t, _ := ut.T("unique", fe.Field())
 
@@ -100,13 +101,13 @@ func init() {
 	})
 
 	validate.RegisterTranslation("unique", transFr, func(ut ut.Translator) error {
-			return ut.Add("unique", "{0} must be unique", true) // see universal-translator for details
+		return nil
 	}, func(ut ut.Translator, fe validator.FieldError) string {
 		t, _ := ut.T("unique", fe.Field())
 
 		return t
 	})
-	*/
+
 }
 
 // ctxKeyTagUnique represents the type of unique value for the context key used by the validation function.