vegapokerbot/internal/locale/load.go

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package locale
import (
"embed"
"github.com/nicksnyder/go-i18n/v2/i18n"
"golang.org/x/text/language"
"gopkg.in/yaml.v3"
"os"
)
//go:embed *.yaml
var locales embed.FS
var localizers = map[string]Localizer{}
func init() {
entries, err := locales.ReadDir(".")
if err != nil {
panic(err)
}
tags := []language.Tag{}
bundle := i18n.NewBundle(language.English)
bundle.RegisterUnmarshalFunc("yaml", yaml.Unmarshal)
for _, entry := range entries {
_, err := bundle.LoadMessageFileFS(locales, entry.Name())
if err != nil {
panic(err)
}
tags = append(tags, extractTagFromPath(entry.Name()))
}
for _, tag := range tags {
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localizers[tag.String()] = &localizer{loc: i18n.NewLocalizer(bundle, tag.String()), tag: tag}
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}
}
func extractTagFromPath(path string) language.Tag {
var langTag string
formatStartIdx := -1
for i := len(path) - 1; i >= 0; i-- {
c := path[i]
if os.IsPathSeparator(c) {
if formatStartIdx != -1 {
langTag = path[i+1 : formatStartIdx]
}
return language.Make(langTag)
}
if path[i] == '.' {
if formatStartIdx != -1 {
langTag = path[i+1 : formatStartIdx]
return language.Make(langTag)
}
formatStartIdx = i
}
}
if formatStartIdx != -1 {
return language.Make(path[:formatStartIdx])
}
return language.English
}
func For(lang string) Localizer {
return localizers[lang]
}