func walletBalanceHandler(gateway *daemon.Gateway) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
saddr := r.FormValue("addr")
predicted := r.FormValue("predicted")
var m interface{}
if saddr == "" {
m = gateway.GetTotalBalance(predicted != "")
} else {
addr, err := coin.DecodeBase58Address(saddr)
if err != nil {
Error400(w, "Invalid address")
return
}
m = gateway.GetBalance(addr, predicted != "")
}
SendOr404(w, m)
}
}
