From 9db0d76fa13b2c3380608ca815368b773d3e6387 Mon Sep 17 00:00:00 2001
From: fernandomg <fernando.greco@gmail.com>
Date: Mon, 8 Jun 2020 15:54:09 -0300
Subject: [PATCH] Allow pure functions to be called

---
 .../contractInteraction/sources/ABIService/index.ts  | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/logic/contractInteraction/sources/ABIService/index.ts b/src/logic/contractInteraction/sources/ABIService/index.ts
index 5c2a999a..bfc1f7ed 100644
--- a/src/logic/contractInteraction/sources/ABIService/index.ts
+++ b/src/logic/contractInteraction/sources/ABIService/index.ts
@@ -30,12 +30,20 @@ export const getMethodSignatureAndSignatureHash = (
   return { methodSignature, signatureHash }
 }
 
+export const isAllowedMethod = ({ name, type }: AbiItem): boolean => {
+  return type === 'function' && !!name
+}
+
+export const getMethodAction = ({ stateMutability }: AbiItem): 'read' | 'write' => {
+  return ['view', 'pure'].includes(stateMutability) ? 'read' : 'write'
+}
+
 export const extractUsefulMethods = (abi: AbiItem[]): AbiItemExtended[] => {
   return abi
-    .filter(({ stateMutability, name, type }) => type === 'function' && !!name && stateMutability !== 'pure')
+    .filter(isAllowedMethod)
     .map(
       (method): AbiItemExtended => ({
-        action: method.stateMutability === 'view' ? 'read' : 'write',
+        action: getMethodAction(method),
         ...getMethodSignatureAndSignatureHash(method),
         ...method,
       }),