Ax 166 0.2.

lib/service/Controller/Controller.dart

@@ -13,24 +13,24 @@ import 'package:bip39/bip39.dart'
     as bip39; // Basics of BIP39 https://coldbit.com/bip-39-basics-from-randomness-to-mnemonic-words/
 
 class Controller extends GetxController {
-  var client = Web3Client("url", Client()).obs;
-  var credentials;
-  var publicAddress =
-      EthereumAddress.fromHex("0xcdaa8c55fB92fbBE61948aDf4Ba8Cf7Ad33DBeF0").obs;
-  var networkID = 0.obs;
-  bool walletConnected = false;
-
   /// VARIABLES
-  var rng = new Random().nextInt(999);
+  var seedHex = "";
+  var credentials;
   var mnemonic = "";
-  var privateAddress = "";
+  var networkID = 0.obs;
+  bool activeChain = false;
+  int ACTIVE_CHAIN_ID = 137;
   static String latestTx = "";
+  bool walletConnected = false;
+  var gas = EtherAmount.zero().obs;
   var gasString = "0".obs;
-  bool activeChain = false;
   static const MAINNET_CHAIN_ID = 137;
   static const TESTNET_CHAIN_ID = 80001;
   String mainRPCUrl = "https://polygon-rpc.com";
   String testRPCUrl = "https://matic-mumbai.chainstacklabs.com/";
+  var client = Web3Client("url", Client()).obs;
+  var publicAddress =
+      EthereumAddress.fromHex("0xcdaa8c55fB92fbBE61948aDf4Ba8Cf7Ad33DBeF0").obs;
 
   set axTokenAddress(EthereumAddress tokenAddress) {
     axTokenAddress = EthereumAddress.fromHex("${tokenAddress.hex}");
@@ -44,17 +44,22 @@ class Controller extends GetxController {
     getCurrentGas();
   }
 
+  // This will create mnemonics & convert to seed hexes
   void createNewMnemonic() {
     mnemonic = bip39.generateMnemonic();
+    seedHex = bip39.mnemonicToSeedHex(mnemonic);
     update();
   }
 
-  Future<String> retrieveWallet([String? _mnemonic]) async {
-    mnemonic = _mnemonic!;
-    privateAddress = bip39.mnemonicToSeedHex(mnemonic);
-    credentials = EthPrivateKey.fromHex(privateAddress);
-    update();
-    return mnemonic;
+  // This will import mnemonics & convert to seed hexes
+  Future<bool> importMnemonic(String _mnemonic) async {
+    // validate if mnemonic
+    bool isValidMnemonic = bip39.validateMnemonic(_mnemonic);
+    if (isValidMnemonic) {
+      seedHex = bip39.mnemonicToSeedHex(_mnemonic);
+      mnemonic = _mnemonic;
+    }
+    return isValidMnemonic;
   }
 
   // Connect the dapp to metamask and update relevant values
@@ -73,6 +78,28 @@ class Controller extends GetxController {
     update();
   }
 
+  // Connect the client + set credentials
+  void connectNative() async {
+    String rpcUrl = "";
+    switch (ACTIVE_CHAIN_ID) {
+      case 137:
+        rpcUrl = mainRPCUrl;
+        break;
+      default:
+        rpcUrl = testRPCUrl;
+    }
+
+    client.value = Web3Client(rpcUrl, Client());
+
+    credentials = EthPrivateKey.fromHex(seedHex);
+    print("[Console] connecting to the decentralized web!");
+    networkID.value = await client.value.getNetworkId();
+    publicAddress.value = await credentials.extractAddress();
+    gas.value = await client.value.getGasPrice();
+    print("[Console] updated client: $client and credentials: $credentials");
+    update();
+  }
+
   void getCurrentGas() async {
     final eth = window.ethereum;
     var rawGasPrice = await client.value.getGasPrice();

test/Controller_test.dart

@@ -2,9 +2,24 @@
 import 'package:ax_dapp/service/Controller/Controller.dart';
 import 'package:test/test.dart';
 
-void main() {
-  test('Testing Mainnet ChaID', () {
+void main() async {
+  Controller controller = Controller();
+  String aValidMnemonic =
+      "update elbow source spin squeeze horror world become oak assist bomb nuclear";
+  String anInvalidMnemonic = "potatoe kendrick sparks";
 
-    expect(Controller.MAINNET_CHAIN_ID, 137);
+  bool returnFalseBoolean = await controller.importMnemonic(anInvalidMnemonic);
+  bool returnTrueBoolean = await controller.importMnemonic(aValidMnemonic);
+  test('Testing Invalid Mnemonic', () {
+    expect(returnFalseBoolean, false);
+  });
+
+  test('Testing Valid Mnemonic', () {
+    expect(returnTrueBoolean, true);
+  });
+
+  controller.connectNative();
+  test('Testing if valid native connection is made', () {
+    expect(controller.networkID.value, 80001);
   });
 }