Small updates on keygen stuff

Strangely, ethjs-account produces the wrong public key in react-native... ethjs/ethjs-account#3

Author: alex-miller-0

Components/Util/Eth.js

@@ -37,6 +37,8 @@ exports.formUnsigned = function(from, to, data, _gas, _gasPrice, _value) {
 
 exports.submitTx = function(unsigned, privateKey) {
   return new Promise((resolve, reject) => {
+    console.log('unsigned', unsigned)
+    console.log('privatekey', privateKey)
     let raw = signer.sign(unsigned, privateKey);
     console.log('raw', raw)
     config.eth.sendRawTransaction(raw)

Components/Util/Fs.js

@@ -26,7 +26,6 @@ function write(path, data, encoding) {
 
 function read(path) {
   return new Promise((resolve, reject) => {
-    console.log('bas_dir', ifs.DocumentDirectoryPath)
     ifs.exists(path)
     .then((exists) => {
       if (exists) { return ifs.readFile(path) }
@@ -77,7 +76,7 @@ function writeState(obj) {
 function readState() {
   return new Promise((resolve, reject) => {
     read(STATE_PATH)
-    .then((state) => { console.log('STATE?', state); resolve(JSON.parse(state)) })
+    .then((state) => { resolve(JSON.parse(state)) })
     .catch((err) => { reject(err) })
   })
 }

Components/Util/Keys.js

@@ -91,12 +91,17 @@ function getAddress() {
 // Get the Ethereum address of a saved mnemonic
 function address(mnemonic) {
   // Convert seed mnemonic to private key via BIP39
-  let priv = '0x'+bip39.mnemonicToSeedHex(mnemonic).substr(0, 64)
-  // Convert to a buffer and derive public key via secp256k1
-  let pbuf = Buffer.from(priv)
-  let pub = secp256k1.keyFromPrivate(pbuf).getPublic(false, 'hex')
-  // Hash public key and shave off first 24 characters (12 bytes)
-  let addr = '0x'+sha3('0x'+pub).slice(24).toString('hex')
+  let priv = '0x' + bip39.mnemonicToSeedHex(mnemonic).substr(0, 64)
+  console.log('priv', priv)
+  let pub = ethutil.privateToPublic(priv).toString('hex')
+  console.log('pub', pub)
+
+  let pre_addr = sha3(pub).slice(12).toString('hex')
+  console.log('pre-addr', pre_addr)
+
+  // ethjs-account functions not handled properly in RN and ethereumjs-util doesn't work either
+  let addr = ethutil.getAddress(pre_addr)
+  console.log('addr', addr)
   return addr;
 }