updated ledger provider. testing u2f

index.js

@@ -1,20 +1,28 @@
 const Web3 = require('web3')
 const TransportHID = require('@ledgerhq/hw-transport-node-hid').default
+// const TransportU2F = require("@ledgerhq/hw-transport-u2f").default
 const ProviderEngine = require('web3-provider-engine')
 const ProviderSubprovider = require('web3-provider-engine/subproviders/provider.js')
+const RpcSubprovider = require('web3-provider-engine/subproviders/rpc.js')
+const InfuraSubprovider = require('web3-provider-engine/subproviders/infura.js')
 const FiltersSubprovider = require('web3-provider-engine/subproviders/filters.js')
+const NonceSubprovider = require('web3-provider-engine/subproviders/nonce-tracker.js')
 const createLedgerSubprovider = require('@ledgerhq/web3-subprovider').default
 
 
 class LedgerProvider {
   constructor(options, url) {
     const getTransport = () => TransportHID.create()
+    // const getTransport = () => TransportU2F.create()
     const ledger = createLedgerSubprovider(getTransport, options)
 
     this.engine = new ProviderEngine()
-    this.engine.addProvider(ledger)
     this.engine.addProvider(new FiltersSubprovider())
-    this.engine.addProvider(new ProviderSubprovider(new Web3.providers.HttpProvider(url)))
+    this.engine.addProvider(new NonceSubprovider())
+    this.engine.addProvider(ledger)
+    // this.engine.addProvider(new ProviderSubprovider(new Web3.providers.HttpProvider(url)))
+    this.engine.addProvider(new RpcSubprovider({rpcUrl: url}))
+    // this.engine.addProvider(new InfuraSubprovider({network: 'kovan'}))
     this.engine.start()
   }
 
@@ -23,11 +31,7 @@ class LedgerProvider {
   }
 
   send(...args) {
-    return this.engine.send.apply(this.engine, ...args)
-  }
-
-  getAddress() {
-    return this.address
+    return this.engine.send(...args)
   }
 }