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telegram/utils_user.go
2018-08-15 18:29:36 +05:00

47 lines
882 B
Go

package telegram
import (
"fmt"
"strings"
"golang.org/x/text/language"
)
// Language parse LanguageCode of current user and returns language.Tag.
func (u *User) Language() *language.Tag {
if u == nil {
return nil
}
tag, err := language.Parse(u.LanguageCode)
if err != nil {
return nil
}
return &tag
}
// FullName returns the full name of user or FirstName if LastName is not
// available.
func (u *User) FullName() string {
if u == nil {
return ""
}
if u.HasLastName() {
return fmt.Sprint(u.FirstName, " ", u.LastName)
}
return u.FirstName
}
// HaveLastName checks what the current user has a LastName.
func (u *User) HasLastName() bool {
return u != nil && !strings.EqualFold(u.LastName, "")
}
// HaveUsername checks what the current user has a username.
func (u *User) HasUsername() bool {
return u != nil && !strings.EqualFold(u.Username, "")
}