Refactor IDP code

idp/services/i18n.go

@@ -0,0 +1,55 @@
+package services
+
+import (
+	"context"
+
+	"github.com/BurntSushi/toml"
+	"github.com/nicksnyder/go-i18n/v2/i18n"
+	log "github.com/sirupsen/logrus"
+	"golang.org/x/text/language"
+)
+
+type contextKey int
+
+const (
+	CtxI18nBundle contextKey = iota
+	CtxI18nCatalog
+)
+
+func InitI18n(ctx context.Context, logger *log.Logger) context.Context {
+	bundle := i18n.NewBundle(language.English)
+	bundle.RegisterUnmarshalFunc("toml", toml.Unmarshal)
+	_, err := bundle.LoadMessageFile("de.toml")
+	if err != nil {
+		logger.Warnln("message bundle de.toml not found")
+	}
+	catalog := initMessageCatalog()
+	ctx = context.WithValue(ctx, CtxI18nBundle, bundle)
+	ctx = context.WithValue(ctx, CtxI18nCatalog, catalog)
+	return ctx
+}
+
+func initMessageCatalog() map[string]*i18n.Message {
+	messageCatalog := make(map[string]*i18n.Message)
+	messageCatalog["unknown"] = &i18n.Message{
+		ID:    "ErrorUnknown",
+		Other: "Unknown error",
+	}
+	messageCatalog["email"] = &i18n.Message{
+		ID:    "ErrorEmail",
+		Other: "Please enter a valid email address.",
+	}
+	messageCatalog["Email-required"] = &i18n.Message{
+		ID:    "ErrorEmailRequired",
+		Other: "Please enter an email address.",
+	}
+	messageCatalog["required"] = &i18n.Message{
+		ID:    "ErrorRequired",
+		Other: "Please enter a value",
+	}
+	messageCatalog["Password-required"] = &i18n.Message{
+		ID:    "ErrorPasswordRequired",
+		Other: "Please enter a password.",
+	}
+	return messageCatalog
+}