From e0151004832b4b4575f3afc1baba2c5580a20a00 Mon Sep 17 00:00:00 2001
From: Chengcheng Zhang <943420582@qq.com>
Date: Tue, 10 Sep 2019 21:49:02 +0800
Subject: [PATCH] add SignComplete

---
 swap/htlc.go        | 4 ++++
 swap/trade_offer.go | 8 +++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/swap/htlc.go b/swap/htlc.go
index 6578e2d..cb867ea 100644
--- a/swap/htlc.go
+++ b/swap/htlc.go
@@ -328,6 +328,10 @@ func signUnlockHTLCContractTransaction(account AccountInfo, preimage, recipientS
 		return "", err
 	}
 
+	if !res.SignComplete {
+		return "", errFailedSignTx
+	}
+
 	return res.Tx.RawTransaction, nil
 }
 
diff --git a/swap/trade_offer.go b/swap/trade_offer.go
index a36eaca..d611984 100644
--- a/swap/trade_offer.go
+++ b/swap/trade_offer.go
@@ -14,6 +14,7 @@ var (
 	errMarshal                   = errors.New("Failed to marshal")
 	errListUnspentOutputs        = errors.New("Failed to list unspent outputs")
 	errTradeOffParametersInvalid = errors.New("Trade off parameters invalid")
+	errFailedSignTx              = errors.New("Failed to sign transaction")
 )
 
 type compileLockContractResp struct {
@@ -109,7 +110,8 @@ type Transaction struct {
 }
 
 type signTxResp struct {
-	Tx Transaction `json:"transaction"`
+	Tx           Transaction `json:"transaction"`
+	SignComplete bool        `json:"sign_complete"`
 }
 
 // signTransaction sign built contract transaction.
@@ -124,6 +126,10 @@ func signTransaction(password string, transaction interface{}) (string, error) {
 		return "", err
 	}
 
+	if !res.SignComplete {
+		return "", errFailedSignTx
+	}
+
 	return res.Tx.RawTransaction, nil
 }
 
-- 
2.11.0