528 lines
17 KiB
JavaScript
528 lines
17 KiB
JavaScript
// Import our WebAssembly module
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import init, {
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create_key_space,
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encrypt_key_space,
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decrypt_key_space,
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logout,
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create_keypair,
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select_keypair,
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list_keypairs,
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keypair_pub_key,
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create_ethereum_wallet,
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create_ethereum_wallet_from_name,
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create_ethereum_wallet_from_private_key,
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get_ethereum_address,
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get_ethereum_private_key,
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format_eth_balance,
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clear_ethereum_wallets
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} from '../../pkg/webassembly.js';
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// Helper function to convert ArrayBuffer to hex string
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function bufferToHex(buffer) {
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return Array.from(new Uint8Array(buffer))
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.map(b => b.toString(16).padStart(2, '0'))
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.join('');
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}
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// Helper function to convert hex string to Uint8Array
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function hexToBuffer(hex) {
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const bytes = new Uint8Array(hex.length / 2);
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for (let i = 0; i < hex.length; i += 2) {
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bytes[i / 2] = parseInt(hex.substr(i, 2), 16);
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}
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return bytes;
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}
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// LocalStorage functions for key spaces
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const STORAGE_PREFIX = 'crypto_space_';
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const ETH_WALLET_PREFIX = 'eth_wallet_';
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// Save encrypted space to localStorage
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function saveSpaceToStorage(spaceName, encryptedData) {
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localStorage.setItem(`${STORAGE_PREFIX}${spaceName}`, encryptedData);
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}
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// Get encrypted space from localStorage
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function getSpaceFromStorage(spaceName) {
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return localStorage.getItem(`${STORAGE_PREFIX}${spaceName}`);
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}
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// Save Ethereum wallet to localStorage
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function saveEthWalletToStorage(address, privateKey) {
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localStorage.setItem(`${ETH_WALLET_PREFIX}${address}`, privateKey);
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}
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// Get Ethereum wallet from localStorage
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function getEthWalletFromStorage(address) {
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return localStorage.getItem(`${ETH_WALLET_PREFIX}${address}`);
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}
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// Session state
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let isLoggedIn = false;
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let currentSpace = null;
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let selectedKeypair = null;
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let hasEthereumWallet = false;
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// Update UI based on login state
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function updateLoginUI() {
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const loginForm = document.getElementById('login-form');
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const logoutForm = document.getElementById('logout-form');
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const loginStatus = document.getElementById('login-status');
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const currentSpaceName = document.getElementById('current-space-name');
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if (isLoggedIn) {
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loginForm.classList.add('hidden');
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logoutForm.classList.remove('hidden');
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loginStatus.textContent = 'Status: Logged in';
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loginStatus.className = 'status logged-in';
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currentSpaceName.textContent = currentSpace;
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} else {
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loginForm.classList.remove('hidden');
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logoutForm.classList.add('hidden');
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loginStatus.textContent = 'Status: Not logged in';
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loginStatus.className = 'status logged-out';
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currentSpaceName.textContent = '';
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// Hide Ethereum wallet info when logged out
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document.getElementById('ethereum-wallet-info').classList.add('hidden');
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hasEthereumWallet = false;
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}
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}
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// Update the keypairs dropdown list
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function updateKeypairsList() {
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const selectKeypair = document.getElementById('select-keypair');
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// Clear existing options
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while (selectKeypair.options.length > 1) {
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selectKeypair.remove(1);
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}
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try {
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// Get keypairs list
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const keypairs = list_keypairs();
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// Add options for each keypair
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keypairs.forEach(keypairName => {
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const option = document.createElement('option');
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option.value = keypairName;
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option.textContent = keypairName;
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selectKeypair.appendChild(option);
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});
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// If there's a selected keypair, select it in the dropdown
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if (selectedKeypair) {
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selectKeypair.value = selectedKeypair;
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}
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} catch (e) {
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console.error('Error updating keypairs list:', e);
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}
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}
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// Login to a space
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async function performLogin() {
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const spaceName = document.getElementById('space-name').value.trim();
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const password = document.getElementById('space-password').value;
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if (!spaceName || !password) {
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document.getElementById('space-result').textContent = 'Please enter both space name and password';
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return;
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}
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try {
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// Get encrypted space from localStorage
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const encryptedSpace = getSpaceFromStorage(spaceName);
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if (!encryptedSpace) {
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document.getElementById('space-result').textContent = `Space "${spaceName}" not found`;
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return;
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}
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// Decrypt the space
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const result = decrypt_key_space(encryptedSpace, password);
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if (result === 0) {
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isLoggedIn = true;
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currentSpace = spaceName;
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updateLoginUI();
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updateKeypairsList();
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document.getElementById('space-result').textContent = `Successfully logged in to space "${spaceName}"`;
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} else {
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document.getElementById('space-result').textContent = `Error logging in: ${result}`;
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}
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} catch (e) {
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document.getElementById('space-result').textContent = `Error: ${e}`;
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}
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}
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// Create a new space
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async function performCreateSpace() {
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const spaceName = document.getElementById('space-name').value.trim();
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const password = document.getElementById('space-password').value;
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if (!spaceName || !password) {
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document.getElementById('space-result').textContent = 'Please enter both space name and password';
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return;
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}
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// Check if space already exists
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if (getSpaceFromStorage(spaceName)) {
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document.getElementById('space-result').textContent = `Space "${spaceName}" already exists`;
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return;
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}
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try {
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// Create new space
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const result = create_key_space(spaceName);
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if (result === 0) {
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// Encrypt and save the space
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const encryptedSpace = encrypt_key_space(password);
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saveSpaceToStorage(spaceName, encryptedSpace);
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isLoggedIn = true;
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currentSpace = spaceName;
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updateLoginUI();
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updateKeypairsList();
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document.getElementById('space-result').textContent = `Successfully created space "${spaceName}"`;
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} else {
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document.getElementById('space-result').textContent = `Error creating space: ${result}`;
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}
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} catch (e) {
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document.getElementById('space-result').textContent = `Error: ${e}`;
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}
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}
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// Logout from current space
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function performLogout() {
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logout();
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clear_ethereum_wallets();
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isLoggedIn = false;
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currentSpace = null;
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selectedKeypair = null;
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hasEthereumWallet = false;
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updateLoginUI();
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document.getElementById('space-result').textContent = 'Logged out successfully';
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}
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// Create a new keypair
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async function performCreateKeypair() {
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if (!isLoggedIn) {
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document.getElementById('keypair-management-result').textContent = 'Please login first';
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return;
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}
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const keypairName = document.getElementById('keypair-name').value.trim();
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if (!keypairName) {
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document.getElementById('keypair-management-result').textContent = 'Please enter a keypair name';
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return;
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}
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try {
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// Create new keypair
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const result = create_keypair(keypairName);
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if (result === 0) {
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document.getElementById('keypair-management-result').textContent = `Successfully created keypair "${keypairName}"`;
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// Update keypairs list
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updateKeypairsList();
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// Select the new keypair
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selectedKeypair = keypairName;
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document.getElementById('select-keypair').value = keypairName;
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// Save the updated space to localStorage
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saveCurrentSpace();
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} else {
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document.getElementById('keypair-management-result').textContent = `Error creating keypair: ${result}`;
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}
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} catch (e) {
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document.getElementById('keypair-management-result').textContent = `Error: ${e}`;
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}
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}
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// Select a keypair
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async function performSelectKeypair() {
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if (!isLoggedIn) {
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document.getElementById('keypair-management-result').textContent = 'Please login first';
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return;
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}
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const keypairName = document.getElementById('select-keypair').value;
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if (!keypairName) {
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document.getElementById('keypair-management-result').textContent = 'Please select a keypair';
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return;
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}
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try {
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// Select keypair
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const result = select_keypair(keypairName);
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if (result === 0) {
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selectedKeypair = keypairName;
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document.getElementById('keypair-management-result').textContent = `Selected keypair "${keypairName}"`;
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// Hide Ethereum wallet info when changing keypairs
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document.getElementById('ethereum-wallet-info').classList.add('hidden');
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hasEthereumWallet = false;
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} else {
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document.getElementById('keypair-management-result').textContent = `Error selecting keypair: ${result}`;
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}
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} catch (e) {
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document.getElementById('keypair-management-result').textContent = `Error: ${e}`;
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}
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}
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// Save the current space to localStorage
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function saveCurrentSpace() {
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if (!isLoggedIn || !currentSpace) return;
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try {
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const password = document.getElementById('space-password').value;
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if (!password) {
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console.error('Password not available for saving space');
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return;
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}
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const encryptedSpace = encrypt_key_space(password);
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saveSpaceToStorage(currentSpace, encryptedSpace);
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} catch (e) {
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console.error('Error saving space:', e);
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}
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}
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// Create an Ethereum wallet from the selected keypair
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async function performCreateEthereumWallet() {
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if (!isLoggedIn) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please login first';
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return;
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}
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if (!selectedKeypair) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please select a keypair first';
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return;
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}
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try {
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// Create Ethereum wallet
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const result = create_ethereum_wallet();
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if (result === 0) {
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hasEthereumWallet = true;
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// Get and display Ethereum address
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const address = get_ethereum_address();
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document.getElementById('ethereum-address-value').textContent = address;
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// Get and display private key
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const privateKey = get_ethereum_private_key();
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document.getElementById('ethereum-private-key-value').textContent = privateKey;
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// Show the wallet info
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document.getElementById('ethereum-wallet-info').classList.remove('hidden');
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// Save the wallet to localStorage
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saveEthWalletToStorage(address, privateKey);
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document.getElementById('ethereum-wallet-result').textContent = 'Successfully created Ethereum wallet';
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// Save the updated space to localStorage
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saveCurrentSpace();
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} else {
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document.getElementById('ethereum-wallet-result').textContent = `Error creating Ethereum wallet: ${result}`;
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}
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} catch (e) {
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document.getElementById('ethereum-wallet-result').textContent = `Error: ${e}`;
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}
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}
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// Create an Ethereum wallet from a name and the selected keypair
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async function performCreateEthereumWalletFromName() {
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if (!isLoggedIn) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please login first';
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return;
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}
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if (!selectedKeypair) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please select a keypair first';
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return;
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}
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const name = document.getElementById('wallet-name').value.trim();
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if (!name) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please enter a name for derivation';
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return;
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}
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try {
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// Create Ethereum wallet from name
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const result = create_ethereum_wallet_from_name(name);
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if (result === 0) {
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hasEthereumWallet = true;
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// Get and display Ethereum address
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const address = get_ethereum_address();
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document.getElementById('ethereum-address-value').textContent = address;
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// Get and display private key
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const privateKey = get_ethereum_private_key();
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document.getElementById('ethereum-private-key-value').textContent = privateKey;
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// Show the wallet info
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document.getElementById('ethereum-wallet-info').classList.remove('hidden');
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// Save the wallet to localStorage
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saveEthWalletToStorage(address, privateKey);
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document.getElementById('ethereum-wallet-result').textContent = `Successfully created Ethereum wallet from name "${name}"`;
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// Save the updated space to localStorage
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saveCurrentSpace();
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} else {
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document.getElementById('ethereum-wallet-result').textContent = `Error creating Ethereum wallet: ${result}`;
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}
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} catch (e) {
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document.getElementById('ethereum-wallet-result').textContent = `Error: ${e}`;
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}
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}
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// Create an Ethereum wallet from a private key
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async function performCreateEthereumWalletFromPrivateKey() {
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if (!isLoggedIn) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please login first';
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return;
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}
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const privateKey = document.getElementById('private-key').value.trim();
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if (!privateKey) {
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document.getElementById('ethereum-wallet-result').textContent = 'Please enter a private key';
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return;
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}
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try {
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// Create Ethereum wallet from private key
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const result = create_ethereum_wallet_from_private_key(privateKey);
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if (result === 0) {
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hasEthereumWallet = true;
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// Get and display Ethereum address
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const address = get_ethereum_address();
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document.getElementById('ethereum-address-value').textContent = address;
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// Get and display private key
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const displayPrivateKey = get_ethereum_private_key();
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document.getElementById('ethereum-private-key-value').textContent = displayPrivateKey;
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// Show the wallet info
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document.getElementById('ethereum-wallet-info').classList.remove('hidden');
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// Save the wallet to localStorage
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saveEthWalletToStorage(address, displayPrivateKey);
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document.getElementById('ethereum-wallet-result').textContent = 'Successfully imported Ethereum wallet from private key';
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// Save the updated space to localStorage
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saveCurrentSpace();
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} else {
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document.getElementById('ethereum-wallet-result').textContent = `Error importing Ethereum wallet: ${result}`;
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}
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} catch (e) {
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document.getElementById('ethereum-wallet-result').textContent = `Error: ${e}`;
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}
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}
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// Check the balance of an Ethereum address
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async function checkBalance() {
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if (!hasEthereumWallet) {
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document.getElementById('balance-result').textContent = 'Please create an Ethereum wallet first';
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return;
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}
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try {
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const address = get_ethereum_address();
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document.getElementById('balance-result').textContent = 'Checking balance...';
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// Use the Ethereum Web3 API directly from JavaScript
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const response = await fetch(GNOSIS_RPC_URL, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({
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jsonrpc: '2.0',
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method: 'eth_getBalance',
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params: [address, 'latest'],
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id: 1,
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}),
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});
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const data = await response.json();
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if (data.error) {
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document.getElementById('balance-result').textContent = `Error: ${data.error.message}`;
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return;
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}
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const balanceHex = data.result;
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const formattedBalance = format_eth_balance(balanceHex);
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document.getElementById('balance-result').textContent = `Balance: ${formattedBalance}`;
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} catch (e) {
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document.getElementById('balance-result').textContent = `Error: ${e}`;
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}
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}
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// Copy text to clipboard
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function copyToClipboard(text, successMessage) {
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navigator.clipboard.writeText(text)
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.then(() => {
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alert(successMessage);
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})
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.catch(err => {
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console.error('Could not copy text: ', err);
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});
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}
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// Constants
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const GNOSIS_RPC_URL = "https://rpc.gnosis.gateway.fm";
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const GNOSIS_EXPLORER = "https://gnosisscan.io";
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async function run() {
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// Initialize the WebAssembly module
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await init();
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console.log('WebAssembly crypto module initialized!');
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// Set up the login/space management
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document.getElementById('login-button').addEventListener('click', performLogin);
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document.getElementById('create-space-button').addEventListener('click', performCreateSpace);
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document.getElementById('logout-button').addEventListener('click', performLogout);
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// Set up the keypair management
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document.getElementById('create-keypair-button').addEventListener('click', performCreateKeypair);
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document.getElementById('select-keypair').addEventListener('change', performSelectKeypair);
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// Set up the Ethereum wallet management
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document.getElementById('create-ethereum-wallet-button').addEventListener('click', performCreateEthereumWallet);
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document.getElementById('create-from-name-button').addEventListener('click', performCreateEthereumWalletFromName);
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document.getElementById('import-private-key-button').addEventListener('click', performCreateEthereumWalletFromPrivateKey);
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// Set up the copy buttons
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document.getElementById('copy-address-button').addEventListener('click', () => {
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const address = document.getElementById('ethereum-address-value').textContent;
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copyToClipboard(address, 'Ethereum address copied to clipboard!');
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});
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document.getElementById('copy-private-key-button').addEventListener('click', () => {
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const privateKey = document.getElementById('ethereum-private-key-value').textContent;
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copyToClipboard(privateKey, 'Private key copied to clipboard!');
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});
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// Set up the balance check
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document.getElementById('check-balance-button').addEventListener('click', checkBalance);
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// Initialize UI
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updateLoginUI();
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}
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run().catch(console.error); |