From 135b7d9f5c31037728250eed21b8456ab999c8fe Mon Sep 17 00:00:00 2001
From: Nick Johnson <arachnid@notdot.net>
Date: Tue, 16 Oct 2018 20:12:53 +0100
Subject: [PATCH] Add gasPrice API

---
 ethgraphql/main.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/ethgraphql/main.go b/ethgraphql/main.go
index 67a89749d7..89c778187d 100644
--- a/ethgraphql/main.go
+++ b/ethgraphql/main.go
@@ -1012,6 +1012,16 @@ func (r *Resolver) Logs(ctx context.Context, args struct{ Filter FilterCriteria
 	return runFilter(ctx, r.node, filter)
 }
 
+func (r *Resolver) GasPrice(ctx context.Context) (hexutil.Big, error) {
+	be, err := getBackend(r.node)
+	if err != nil {
+		return hexutil.Big{}, err
+	}
+
+	price, err := be.SuggestPrice(ctx)
+	return hexutil.Big(*price), err
+}
+
 func NewHandler(n *node.Node) (http.Handler, error) {
 	q := Resolver{n}
 
@@ -1124,6 +1134,7 @@ func NewHandler(n *node.Node) (http.Handler, error) {
             call(data: CallData!, blockNumber: Long): CallResult
             estimateGas(data: CallData!, blockNumber: Long): Long!
             logs(filter: FilterCriteria!): [Log!]!
+            gasPrice: BigInt!
         }
 
         type Mutation {