fix: verify if wallet scoring is enabled

lib/wallet-scoring.js

@@ -47,9 +47,19 @@ function getInputAddresses (settings, cryptoCode, txHashes) {
     })
 }
 
+function isWalletScoringEnabled (settings, cryptoCode) {
+  return Promise.resolve()
+    .then(() => {
+      const { plugin, account } = loadWalletScoring(settings)
+
+      return plugin.isWalletScoringEnabled(account, cryptoCode)
+    })
+}
+
 module.exports = {
   rateWallet,
   isValidWalletScore,
   getTransactionHash,
-  getInputAddresses
+  getInputAddresses,
+  isWalletScoringEnabled
 }