You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1003 B
57 lines
1003 B
3 years ago
|
package translation
|
||
|
|
||
|
import (
|
||
|
"context"
|
||
|
|
||
|
"golang.org/x/text/language"
|
||
|
)
|
||
|
|
||
|
// Default values.
|
||
|
const (
|
||
|
DefaultDomain = "messages"
|
||
|
)
|
||
|
|
||
|
// Provider for translate key.
|
||
|
type Provider interface {
|
||
|
Translate(ctx context.Context, key string, opt Translate) string
|
||
|
}
|
||
|
|
||
|
// TranslatorOption options translator.
|
||
|
type TranslatorOption func(*Translator)
|
||
|
|
||
|
// New creates new translator.
|
||
|
func New(locale language.Tag, provider Provider, opts ...TranslatorOption) *Translator {
|
||
|
tr := Translator{
|
||
|
locale: locale,
|
||
|
provider: provider,
|
||
|
domain: DefaultDomain,
|
||
|
}
|
||
|
|
||
|
for _, o := range opts {
|
||
|
o(&tr)
|
||
|
}
|
||
|
|
||
|
return &tr
|
||
|
}
|
||
|
|
||
|
// Translator struct.
|
||
|
type Translator struct {
|
||
|
provider Provider
|
||
|
domain string
|
||
|
locale language.Tag
|
||
|
}
|
||
|
|
||
|
// Trans translates key by options.
|
||
|
func (t *Translator) Trans(ctx context.Context, key string, opts ...Option) string {
|
||
|
opt := Translate{
|
||
|
Locale: FromContext(ctx, t.locale),
|
||
|
Domain: t.domain,
|
||
|
}
|
||
|
|
||
|
for _, o := range opts {
|
||
|
o(&opt)
|
||
|
}
|
||
|
|
||
|
return t.provider.Translate(ctx, key, opt)
|
||
|
}
|