hibiscus/i18n.go

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Go
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package main
import (
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"embed"
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"encoding/json"
"log/slog"
)
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//go:embed i18n
var I18n embed.FS
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var Translations = map[string]string{}
// SetLanguage loads a json file for selected language into the Translations map, with English language as a fallback.
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func SetLanguage(language string) error {
loadLanguage := func(language string) error {
filename := "i18n/" + language + ".json"
fileContents, err := I18n.ReadFile(filename)
if err != nil {
slog.Error("error reading language file",
"error", err,
"file", filename)
return err
}
return json.Unmarshal(fileContents, &Translations)
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}
Translations = map[string]string{} // Clear the map to avoid previous language remaining
err := loadLanguage("en") // Load English as fallback
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if err != nil {
return err
}
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return loadLanguage(language)
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}
// TranslatableText attempts to match an id to a string in current language.
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func TranslatableText(id string) string {
if v, ok := Translations[id]; !ok {
return id
} else {
return v
}
}