From 050cec1c91d05b329bbc4a817ff7431261b0e6d8 Mon Sep 17 00:00:00 2001
From: Antoine Herzog <antoine@iov.one>
Date: Wed, 29 Apr 2020 07:42:32 +0200
Subject: [PATCH 1/2] improve default value for gaz

---
 packages/iov-ethereum/src/ethereumconnection.ts | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/packages/iov-ethereum/src/ethereumconnection.ts b/packages/iov-ethereum/src/ethereumconnection.ts
index 1a6670473..2eb5736a7 100644
--- a/packages/iov-ethereum/src/ethereumconnection.ts
+++ b/packages/iov-ethereum/src/ethereumconnection.ts
@@ -917,10 +917,19 @@ export class EthereumConnection implements AtomicSwapConnection {
 
   public async getFeeQuote(transaction: UnsignedTransaction): Promise<Fee> {
     switch (transaction.kind) {
+      case "bcp/send":
+        return {
+          gasPrice: {
+            // TODO: calculate dynamically from previous blocks or external API
+            quantity: "10000000000", // 10 gwei
+            fractionalDigits: constants.primaryTokenFractionalDigits,
+            tokenTicker: constants.primaryTokenTicker,
+          },
+          gasLimit: "21000",
+        };
       case "smartcontract/escrow_open":
       case "smartcontract/escrow_abort":
       case "smartcontract/escrow_claim":
-      case "bcp/send":
       case "bcp/swap_offer":
       case "bcp/swap_claim":
       case "bcp/swap_abort":
@@ -928,11 +937,11 @@ export class EthereumConnection implements AtomicSwapConnection {
         return {
           gasPrice: {
             // TODO: calculate dynamically from previous blocks or external API
-            quantity: "20000000000", // 20 gwei
+            quantity: "10000000000", // 10 gwei
             fractionalDigits: constants.primaryTokenFractionalDigits,
             tokenTicker: constants.primaryTokenTicker,
           },
-          gasLimit: "2100000",
+          gasLimit: "210000",
         };
       default:
         throw new Error("Received transaction of unsupported kind.");

From 57d5ea8f242c66e1502ffb498a80ad68bcfa386c Mon Sep 17 00:00:00 2001
From: Antoine Herzog <antoine@iov.one>
Date: Wed, 29 Apr 2020 08:40:42 +0200
Subject: [PATCH 2/2] fix test

---
 packages/iov-ethereum/src/ethereumconnection.spec.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/iov-ethereum/src/ethereumconnection.spec.ts b/packages/iov-ethereum/src/ethereumconnection.spec.ts
index 587bcc44c..50d0d123e 100644
--- a/packages/iov-ethereum/src/ethereumconnection.spec.ts
+++ b/packages/iov-ethereum/src/ethereumconnection.spec.ts
@@ -2066,11 +2066,11 @@ describe("EthereumConnection", () => {
       expect(result.tokens).toBeUndefined();
       expect(result.gasPrice).toEqual({
         // 20 gwei
-        quantity: "20000000000",
+        quantity: "10000000000",
         fractionalDigits: 18,
         tokenTicker: "ETH" as TokenTicker,
       });
-      expect(result.gasLimit).toEqual("2100000");
+      expect(result.gasLimit).toEqual("21000");
 
       connection.disconnect();
     });