Fix fee calculation crashing on log10(0)

archethic-foundation · Oct 18, 2022 · dbced77 · dbced77
1 parent 6eff994
commit dbced77
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/archethic/mining/fee.ex b/lib/archethic/mining/fee.ex
@@ -72,8 +72,8 @@ defmodule Archethic.Mining.Fee do
        ) do
     with {:ok, json} <- Jason.decode(content),
          "non-fungible" <- Map.get(json, "type", "fungible"),
-         utxos when is_list(utxos) <- Map.get(json, "collection") do
-      nb_utxos = length(utxos)
+         utxos when is_list(utxos) <- Map.get(json, "collection"),
+         nb_utxos when nb_utxos > 0 <- length(utxos) do
       base_fee = minimum_fee(uco_price_in_usd)
       (:math.log10(nb_utxos) + 1) * nb_utxos * base_fee
     else