Added arn to the main repository

arn/PersonName.go

@@ -0,0 +1,31 @@
+package arn
+
+// PersonName represents the name of a person.
+type PersonName struct {
+	English  Name `json:"english" editable:"true"`
+	Japanese Name `json:"japanese" editable:"true"`
+}
+
+// String returns the default visualization of the name.
+func (name *PersonName) String() string {
+	return name.ByUser(nil)
+}
+
+// ByUser returns the preferred name for the given user.
+func (name *PersonName) ByUser(user *User) string {
+	if user == nil {
+		return name.English.String()
+	}
+
+	switch user.Settings().TitleLanguage {
+	case "japanese":
+		if name.Japanese.String() == "" {
+			return name.English.String()
+		}
+
+		return name.Japanese.String()
+
+	default:
+		return name.English.String()
+	}
+}