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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 | const express = require('express'); const router = express.Router(); const jwt = require('jsonwebtoken'); const bcrypt = require('bcryptjs'); const speakeasy = require('speakeasy'); const QRCode = require('qrcode'); const { ethers } = require('ethers'); const { body, validationResult } = require('express-validator'); const { User } = require('../models'); const { verifySignature } = require('../middleware/auth'); const logger = require('../utils/logger'); // Generate nonce for wallet authentication router.post('/nonce', async (req, res, next) => { try { const { walletAddress } = req.body; if (!walletAddress || !ethers.utils.isAddress(walletAddress)) { return res.status(400).json({ error: 'Invalid wallet address' }); } const nonce = Math.floor(Math.random() * 1000000).toString(); const message = `Sign this message to authenticate with Crypto Trading Bot Platform.\n\nNonce: ${nonce}\nWallet: ${walletAddress}`; // Store nonce temporarily (in production, use Redis) // For now, we'll include it in the response res.json({ message, nonce }); } catch (error) { next(error); } }); // Authenticate with wallet signature router.post('/wallet', verifySignature, async (req, res, next) => { try { const { walletAddress } = req; let user = await User.findOne({ where: { walletAddress: walletAddress.toLowerCase() } }); if (!user) { // Create new user user = await User.create({ walletAddress: walletAddress.toLowerCase(), isActive: true }); logger.info(`New user created: ${user.id}`); } // Update last login await user.update({ lastLogin: new Date() }); // Generate JWT token const token = jwt.sign( { userId: user.id, walletAddress: user.walletAddress }, process.env.JWT_SECRET, { expiresIn: '7d' } ); res.json({ token, user: { id: user.id, walletAddress: user.walletAddress, username: user.username, kycStatus: user.kycStatus, riskLevel: user.riskLevel } }); } catch (error) { next(error); } }); // Traditional email/password registration (optional) router.post('/register', [ body('email').isEmail().normalizeEmail(), body('password').isLength({ min: 8 }), body('username').isLength({ min: 3, max: 50 }) ], async (req, res, next) => { try { const errors = validationResult(req); if (!errors.isEmpty()) { return res.status(400).json({ errors: errors.array() }); } const { email, password, username, walletAddress } = req.body; // Check if user exists const existingUser = await User.findOne({ where: { email } }); if (existingUser) { return res.status(409).json({ error: 'User already exists' }); } // Hash password const hashedPassword = await bcrypt.hash(password, 10); // Create user const user = await User.create({ email, password: hashedPassword, username, walletAddress: walletAddress?.toLowerCase(), isActive: true }); logger.info(`New user registered: ${user.id}`); // Generate JWT token const token = jwt.sign( { userId: user.id, email: user.email }, process.env.JWT_SECRET, { expiresIn: '7d' } ); res.status(201).json({ token, user: { id: user.id, email: user.email, username: user.username, walletAddress: user.walletAddress } }); } catch (error) { next(error); } }); // Traditional login router.post('/login', [ body('email').isEmail().normalizeEmail(), body('password').exists() ], async (req, res, next) => { try { const errors = validationResult(req); if (!errors.isEmpty()) { return res.status(400).json({ errors: errors.array() }); } const { email, password } = req.body; const user = await User.findOne({ where: { email } }); if (!user || !user.password) { return res.status(401).json({ error: 'Invalid credentials' }); } const isValidPassword = await bcrypt.compare(password, user.password); if (!isValidPassword) { return res.status(401).json({ error: 'Invalid credentials' }); } if (!user.isActive) { return res.status(401).json({ error: 'Account is inactive' }); } // Check 2FA if enabled if (user.twoFactorEnabled) { return res.json({ requiresTwoFactor: true, userId: user.id }); } // Update last login await user.update({ lastLogin: new Date() }); // Generate JWT token const token = jwt.sign( { userId: user.id, email: user.email }, process.env.JWT_SECRET, { expiresIn: '7d' } ); res.json({ token, user: { id: user.id, email: user.email, username: user.username, walletAddress: user.walletAddress } }); } catch (error) { next(error); } }); // Setup 2FA router.post('/2fa/setup', async (req, res, next) => { try { const { userId } = req.body; const user = await User.findByPk(userId); if (!user) { return res.status(404).json({ error: 'User not found' }); } const secret = speakeasy.generateSecret({ name: `CryptoTradingBot (${user.email || user.walletAddress})` }); // Generate QR code const qrCode = await QRCode.toDataURL(secret.otpauth_url); // Store secret temporarily (should be confirmed before saving permanently) await user.update({ twoFactorSecret: secret.base32, twoFactorEnabled: false // Not enabled until verified }); res.json({ secret: secret.base32, qrCode }); } catch (error) { next(error); } }); // Verify and enable 2FA router.post('/2fa/verify', async (req, res, next) => { try { const { userId, token } = req.body; const user = await User.findByPk(userId); if (!user || !user.twoFactorSecret) { return res.status(404).json({ error: 'User not found or 2FA not set up' }); } const verified = speakeasy.totp.verify({ secret: user.twoFactorSecret, encoding: 'base32', token }); if (!verified) { return res.status(401).json({ error: 'Invalid 2FA token' }); } // Enable 2FA await user.update({ twoFactorEnabled: true }); res.json({ success: true, message: '2FA enabled successfully' }); } catch (error) { next(error); } }); // Verify 2FA token during login router.post('/2fa/authenticate', async (req, res, next) => { try { const { userId, token } = req.body; const user = await User.findByPk(userId); if (!user || !user.twoFactorEnabled) { return res.status(404).json({ error: 'User not found or 2FA not enabled' }); } const verified = speakeasy.totp.verify({ secret: user.twoFactorSecret, encoding: 'base32', token }); if (!verified) { return res.status(401).json({ error: 'Invalid 2FA token' }); } // Update last login await user.update({ lastLogin: new Date() }); // Generate JWT token const jwtToken = jwt.sign( { userId: user.id, email: user.email }, process.env.JWT_SECRET, { expiresIn: '7d' } ); res.json({ token: jwtToken, user: { id: user.id, email: user.email, username: user.username, walletAddress: user.walletAddress } }); } catch (error) { next(error); } }); module.exports = router; |