learnlytics-go/templ/examples/internationalization/main.go
2025-03-20 12:35:13 +01:00

45 lines
1.1 KiB
Go

package main
import (
"log"
"net/http"
"strings"
"github.com/a-h/templ"
"github.com/a-h/templ/examples/internationalization/locales"
"github.com/invopop/ctxi18n"
)
func newLanguageMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
lang := "en" // Default language
pathSegments := strings.Split(r.URL.Path, "/")
if len(pathSegments) > 1 {
lang = pathSegments[1]
}
ctx, err := ctxi18n.WithLocale(r.Context(), lang)
if err != nil {
log.Printf("error setting locale: %v", err)
http.Error(w, "error setting locale", http.StatusBadRequest)
return
}
next.ServeHTTP(w, r.WithContext(ctx))
})
}
func main() {
if err := ctxi18n.Load(locales.Content); err != nil {
log.Fatalf("error loading locales: %v", err)
}
mux := http.NewServeMux()
mux.Handle("/", templ.Handler(page()))
withLanguageMiddleware := newLanguageMiddleware(mux)
log.Println("listening on :8080")
if err := http.ListenAndServe("127.0.0.1:8080", withLanguageMiddleware); err != nil {
log.Printf("error listening: %v", err)
}
}