upgrade_http_prod.go

//go:build !dev

package handlers

import "net/http"

func upgradeToHttps(h http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		// If client is conecting over plaintext HTTP, upgrade to HTTPS.
		if r.Header.Get("X-Forwarded-Proto") == "http" {
			http.Redirect(w, r, "https://"+r.Host+r.RequestURI, http.StatusMovedPermanently)
			return
		}
		h.ServeHTTP(w, r)
	})
}