Add translation module with language support and localization functionality.

2025-09-16 00:23:41 +05:00
parent 483d608e57
commit 0e5997c066
5 changed files with 106 additions and 0 deletions
@@ -0,0 +1,9 @@
+module kor-elf-shield
+
+go 1.25
+
+require (
+	github.com/nicksnyder/go-i18n/v2 v2.6.0
+	golang.org/x/sys v0.36.0
+	golang.org/x/text v0.29.0
+)
@@ -0,0 +1,10 @@
+github.com/BurntSushi/toml v1.5.0 h1:W5quZX/G/csjUnuI8SUYlsHs9M38FC7znL0lIO+DvMg=
+github.com/BurntSushi/toml v1.5.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
+github.com/nicksnyder/go-i18n/v2 v2.6.0 h1:C/m2NNWNiTB6SK4Ao8df5EWm3JETSTIGNXBpMJTxzxQ=
+github.com/nicksnyder/go-i18n/v2 v2.6.0/go.mod h1:88sRqr0C6OPyJn0/KRNaEz1uWorjxIKP7rUUcvycecE=
+golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
+golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/text v0.29.0 h1:1neNs90w9YzJ9BocxfsQNHKuAT4pkghyXc4nhZ6sJvk=
+golang.org/x/text v0.29.0/go.mod h1:7MhJOA9CD2qZyOKYazxdYMF85OwPdEr9jTtBpO7ydH4=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
@@ -0,0 +1,3 @@
+{
+
+}
@@ -0,0 +1,3 @@
+{
+
+}
@@ -0,0 +1,81 @@
+package translation
+
+import (
+	"embed"
+	"encoding/json"
+
+	"github.com/nicksnyder/go-i18n/v2/i18n"
+	"golang.org/x/text/language"
+)
+
+var (
+	Lang LangContract
+
+	//go:embed locales/*.json
+	localeFiles embed.FS
+)
+
+type LangContract interface {
+	T(messageID string, data ...map[string]interface{}) string
+	ChangeLang(lang string)
+}
+
+type lang struct {
+	bundler           *i18n.Bundle
+	localizer         *i18n.Localizer
+	fallbackLocalizer *i18n.Localizer
+
+	fallbackLang string
+	currentLang  string
+}
+
+func InitLang(fallbackLang string) {
+	bundle := i18n.NewBundle(language.Make(fallbackLang))
+	bundle.RegisterUnmarshalFunc("json", json.Unmarshal)
+	_, _ = bundle.LoadMessageFileFS(localeFiles, "locales/locale.ru.json")
+	_, _ = bundle.LoadMessageFileFS(localeFiles, "locales/locale.en.json")
+
+	Lang = &lang{
+		bundler:           bundle,
+		localizer:         i18n.NewLocalizer(bundle, fallbackLang),
+		fallbackLocalizer: i18n.NewLocalizer(bundle, fallbackLang),
+
+		fallbackLang: fallbackLang,
+		currentLang:  fallbackLang,
+	}
+}
+
+func (l *lang) T(messageID string, data ...map[string]interface{}) string {
+	cfg := &i18n.LocalizeConfig{
+		MessageID: messageID,
+	}
+	if len(data) > 0 {
+		cfg.TemplateData = data[0]
+	}
+
+	msg, err := l.localizer.Localize(cfg)
+	if err != nil {
+		return l.fallbackT(messageID, data...)
+	}
+	return msg
+}
+
+func (l *lang) ChangeLang(lang string) {
+	l.localizer = i18n.NewLocalizer(l.bundler, lang)
+	l.currentLang = lang
+}
+
+func (l *lang) fallbackT(messageID string, data ...map[string]interface{}) string {
+	cfg := &i18n.LocalizeConfig{
+		MessageID: messageID,
+	}
+	if len(data) > 0 {
+		cfg.TemplateData = data[0]
+	}
+
+	msg, err := l.fallbackLocalizer.Localize(cfg)
+	if err != nil {
+		return messageID
+	}
+	return msg
+}