feat(ui): update packages and improve UX/UI

frontend/package.json

@@ -12,22 +12,38 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "@near-wallet-selector/core": "^8.9.11",
-    "@near-wallet-selector/here-wallet": "^8.9.11",
-    "@near-wallet-selector/modal-ui": "^8.9.11",
-    "@near-wallet-selector/my-near-wallet": "^8.9.11",
+    "@near-js/providers": "^1.0.1",
+    "@near-wallet-selector/bitte-wallet": "^8.9.14",
+    "@near-wallet-selector/core": "^8.9.14",
+    "@near-wallet-selector/ethereum-wallets": "^8.9.14",
+    "@near-wallet-selector/here-wallet": "^8.9.14",
+    "@near-wallet-selector/ledger": "^8.9.14",
+    "@near-wallet-selector/meteor-wallet": "^8.9.14",
+    "@near-wallet-selector/modal-ui": "^8.9.14",
+    "@near-wallet-selector/my-near-wallet": "^8.9.14",
+    "@near-wallet-selector/near-mobile-wallet": "^8.9.14",
+    "@near-wallet-selector/sender": "^8.9.14",
+    "@near-wallet-selector/welldone-wallet": "^8.9.14",
+    "@web3modal/wagmi": "^5.1.11",
     "bootstrap": "^5",
     "bootstrap-icons": "^1.11.3",
-    "near-api-js": "^4.0.3",
-    "next": "14.2.3",
+    "near-api-js": "^5.0.1",
+    "next": "14.2.5",
     "react": "^18",
-    "react-dom": "^18"
+    "react-dom": "^18",
+    "wagmi": "^2.13.3"
+  },
+  "overrides": {
+    "@near-wallet-selector/ethereum-wallets": {
+      "near-api-js": "4.0.3"
+    }
   },
   "resolutions": {
     "near-api-js": "4.0.3"
-  },  
+  },
   "devDependencies": {
-    "eslint": "^8",
+    "encoding": "^0.1.13",
+    "eslint": "^9",
     "eslint-config-next": "14.2.3"
   }
 }

frontend/src/config.js

@@ -4,3 +4,23 @@ const contractPerNetwork = {
 
 export const NetworkId = "testnet";
 export const CoinFlipContract = contractPerNetwork[NetworkId];
+
+// Chains for EVM Wallets
+const evmWalletChains = {
+	mainnet: {
+	  chainId: 397,
+	  name: 'Near Mainnet',
+	  explorer: 'https://eth-explorer.near.org',
+	  rpc: 'https://eth-rpc.mainnet.near.org',
+	},
+	testnet: {
+	  chainId: 398,
+	  name: 'Near Testnet',
+	  explorer: 'https://eth-explorer-testnet.near.org',
+	  rpc: 'https://eth-rpc.testnet.near.org',
+	},
+  };
+
+
+  export const EVMWalletChain = evmWalletChains[NetworkId];
+

frontend/src/pages/_app.js

@@ -7,7 +7,15 @@ import { Navigation } from '@/components/Navigation';
 import { Wallet } from '@/wallets/near';
 import { NetworkId, CoinFlipContract } from '@/config';
 
-const wallet = new Wallet({ createAccessKeyFor: CoinFlipContract, networkId: NetworkId });
+// Wallet instance
+// const wallet = new Wallet({ networkId: NetworkId });
+
+// Optional: Create an access key so the user does not need to sign transactions. Read more about access keys here: https://docs.near.org/concepts/protocol/access-keys
+const wallet = new Wallet({
+  createAccessKeyFor: CoinFlipContract,
+  networkId: NetworkId,
+});
+
 
 export default function MyApp({ Component, pageProps }) {
   const [signedAccountId, setSignedAccountId] = useState('');

frontend/src/pages/index.js

@@ -32,11 +32,11 @@ export default function Home() {
 
 		if (guess === outcome) {
 			setStatus("You were right, you won a point!");
+			setPoints(points+1);
 		} else {
 			setStatus("You were wrong, you lost a point");
+			setPoints(points ? points - 1 : 0);
 		}
-
-		updateScore();
 	};
 
 	const updateScore = async () => {

frontend/src/wallets/near.js

@@ -1,13 +1,25 @@
-// near api js
-import { providers } from 'near-api-js';
-
 // wallet selector
-import { distinctUntilChanged, map } from 'rxjs';
 import '@near-wallet-selector/modal-ui/styles.css';
-import { setupModal } from '@near-wallet-selector/modal-ui';
+
+import { setupBitteWallet } from '@near-wallet-selector/bitte-wallet';
 import { setupWalletSelector } from '@near-wallet-selector/core';
-import { setupHereWallet } from '@near-wallet-selector/here-wallet';
+import { setupEthereumWallets } from '@near-wallet-selector/ethereum-wallets';
+import { setupLedger } from '@near-wallet-selector/ledger';
+import { setupMeteorWallet } from '@near-wallet-selector/meteor-wallet';
+import { setupModal } from '@near-wallet-selector/modal-ui';
 import { setupMyNearWallet } from '@near-wallet-selector/my-near-wallet';
+import { setupSender } from '@near-wallet-selector/sender';
+import { setupHereWallet } from '@near-wallet-selector/here-wallet';
+import { setupNearMobileWallet } from '@near-wallet-selector/near-mobile-wallet';
+import { setupWelldoneWallet } from '@near-wallet-selector/welldone-wallet';
+
+
+// near api js
+import { providers, utils } from 'near-api-js';
+import { createContext } from 'react';
+
+// ethereum wallets
+import { wagmiConfig, web3Modal } from '@/wallets/web3modal';
 
 const THIRTY_TGAS = '30000000000000';
 const NO_DEPOSIT = '0';
@@ -30,27 +42,32 @@ export class Wallet {
   /**
    * To be called when the website loads
    * @param {Function} accountChangeHook - a function that is called when the user signs in or out#
-   * @returns {Promise<string>} - the accountId of the signed-in user 
+   * @returns {Promise<string>} - the accountId of the signed-in user
    */
   startUp = async (accountChangeHook) => {
     this.selector = setupWalletSelector({
       network: this.networkId,
-      modules: [setupMyNearWallet(), setupHereWallet()]
+      modules: [
+        setupMeteorWallet(),
+        setupEthereumWallets({ wagmiConfig, web3Modal, alwaysOnboardDuringSignIn: true }),
+        setupLedger(),
+        setupBitteWallet(),
+        setupHereWallet(),
+        setupSender(),
+        setupNearMobileWallet(),
+        setupWelldoneWallet(),
+        setupMyNearWallet(),
+      ],
     });
 
     const walletSelector = await this.selector;
     const isSignedIn = walletSelector.isSignedIn();
     const accountId = isSignedIn ? walletSelector.store.getState().accounts[0].accountId : '';
 
-    walletSelector.store.observable
-      .pipe(
-        map(state => state.accounts),
-        distinctUntilChanged()
-      )
-      .subscribe(accounts => {
-        const signedAccount = accounts.find((account) => account.active)?.accountId;
-        accountChangeHook(signedAccount);
-      });
+    walletSelector.store.observable.subscribe(async (state) => {
+      const signedAccount = state?.accounts.find((account) => account.active)?.accountId;
+      accountChangeHook(signedAccount || '');
+    });
 
     return accountId;
   };
@@ -83,7 +100,7 @@ export class Wallet {
     const url = `https://rpc.${this.networkId}.near.org`;
     const provider = new providers.JsonRpcProvider({ url });
 
-    let res = await provider.query({
+    const res = await provider.query({
       request_type: 'call_function',
       account_id: contractId,
       method_name: method,
@@ -93,7 +110,6 @@ export class Wallet {
     return JSON.parse(Buffer.from(res.result).toString());
   };
 
-
   /**
    * Makes a call to a contract
    * @param {Object} options - the options for the call
@@ -126,7 +142,7 @@ export class Wallet {
   };
 
   /**
-   * Retrieves transaction result from the network
+   * Makes a call to a contract
    * @param {string} txhash - the transaction hash
    * @returns {Promise<JSON.value>} - the result of the transaction
    */
@@ -135,7 +151,77 @@ export class Wallet {
     const { network } = walletSelector.options;
     const provider = new providers.JsonRpcProvider({ url: network.nodeUrl });
 
+    // Retrieve transaction result from the network
     const transaction = await provider.txStatus(txhash, 'unnused');
     return providers.getTransactionLastResult(transaction);
   };
+
+  /**
+   * Gets the balance of an account
+   * @param {string} accountId - the account id to get the balance of
+   * @param {boolean} format - whether to format the balance
+   * @returns {Promise<number>} - the balance of the account
+   *
+   */
+  getBalance = async (accountId, format = false) => {
+    const walletSelector = await this.selector;
+    const { network } = walletSelector.options;
+    const provider = new providers.JsonRpcProvider({ url: network.nodeUrl });
+
+    // Retrieve account state from the network
+    const account = await provider.query({
+      request_type: 'view_account',
+      account_id: accountId,
+      finality: 'final',
+    });
+
+    // Format the amount if needed
+    if (format) {
+      return account.amount ? utils.format.formatNearAmount(account.amount) : '0';
+    } else {
+      return account.amount || '0';
+    }
+  };
+
+  /**
+   * Signs and sends transactions
+   * @param {Object[]} transactions - the transactions to sign and send
+   * @returns {Promise<Transaction[]>} - the resulting transactions
+   *
+   */
+  signAndSendTransactions = async ({ transactions }) => {
+    const selectedWallet = await (await this.selector).wallet();
+    return selectedWallet.signAndSendTransactions({ transactions });
+  };
+
+  /**
+   *
+   * @param {string} accountId
+   * @returns {Promise<Object[]>} - the access keys for the
+   */
+  getAccessKeys = async (accountId) => {
+    const walletSelector = await this.selector;
+    const { network } = walletSelector.options;
+    const provider = new providers.JsonRpcProvider({ url: network.nodeUrl });
+
+    // Retrieve account state from the network
+    const keys = await provider.query({
+      request_type: 'view_access_key_list',
+      account_id: accountId,
+      finality: 'final',
+    });
+    return keys.keys;
+  };
 }
+
+/**
+ * @typedef NearContext
+ * @property {import('./wallets/near').Wallet} wallet Current wallet
+ * @property {string} signedAccountId The AccountId of the signed user
+ */
+
+/** @type {import ('react').Context<NearContext>} */
+export const NearContext = createContext({
+  wallet: undefined,
+  signedAccountId: '',
+});

frontend/src/wallets/web3modal.js

@@ -0,0 +1,42 @@
+import { injected,walletConnect } from '@wagmi/connectors';
+import { createConfig,http, reconnect } from '@wagmi/core';
+import { createWeb3Modal } from '@web3modal/wagmi';
+
+import { EVMWalletChain,NetworkId } from '@/config';
+
+// Config
+const near = {
+  id: EVMWalletChain.chainId,
+  name: EVMWalletChain.name,
+  nativeCurrency: {
+    decimals: 18,
+    name: 'NEAR',
+    symbol: 'NEAR',
+  },
+  rpcUrls: {
+    default: { http: [EVMWalletChain.rpc] },
+    public: { http: [EVMWalletChain.rpc] },
+  },
+  blockExplorers: {
+    default: {
+      name: 'NEAR Explorer',
+      url: EVMWalletChain.explorer,
+    },
+  },
+  testnet: NetworkId === 'testnet',
+};
+
+// Get your projectId at https://cloud.reown.com
+const projectId = '5bb0fe33763b3bea40b8d69e4269b4ae';
+
+export const wagmiConfig = createConfig({
+  chains: [near],
+  transports: { [near.id]: http() },
+  connectors: [walletConnect({ projectId, showQrModal: false }), injected({ shimDisconnect: true })],
+});
+
+// Preserve login state on page reload
+reconnect(wagmiConfig);
+
+// Modal for login
+export const web3Modal = createWeb3Modal({ wagmiConfig, projectId });