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Kar k1
237
app/api/balance/add/route.ts
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237
app/api/balance/add/route.ts
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import { NextRequest, NextResponse } from 'next/server'
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import jwt from 'jsonwebtoken'
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import crypto from 'crypto'
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interface AddBalanceRequest {
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amount: number
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currency: 'INR' | 'USD'
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}
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interface UserTokenPayload {
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siliconId: string
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email: string
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type: string
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}
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/**
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* Add Balance API
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* Initiates "Add Balance" transaction for user accounts
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*/
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export async function POST(request: NextRequest) {
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try {
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// Verify user authentication
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const token = request.cookies.get('accessToken')?.value
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if (!token) {
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return NextResponse.json(
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{ success: false, message: 'Authentication required' },
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{ status: 401 }
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)
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}
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const secret = process.env.JWT_SECRET || 'your-secret-key'
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const user = jwt.verify(token, secret) as UserTokenPayload
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// Parse request body
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const body: AddBalanceRequest = await request.json()
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const { amount, currency } = body
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// Validate input
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if (!amount || amount <= 0 || !['INR', 'USD'].includes(currency)) {
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return NextResponse.json(
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{ success: false, message: 'Invalid amount or currency' },
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{ status: 400 }
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)
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}
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// Validate amount limits
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const minAmount = currency === 'INR' ? 100 : 2 // Minimum ₹100 or $2
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const maxAmount = currency === 'INR' ? 100000 : 1500 // Maximum ₹1,00,000 or $1500
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if (amount < minAmount || amount > maxAmount) {
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return NextResponse.json(
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{
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success: false,
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message: `Amount must be between ${currency === 'INR' ? '₹' : '$'}${minAmount} and ${currency === 'INR' ? '₹' : '$'}${maxAmount}`,
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},
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{ status: 400 }
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)
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}
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try {
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// Generate unique transaction ID
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const transactionId = generateTransactionId()
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// TODO: Save transaction to database
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// In real implementation:
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// await saveAddBalanceTransaction({
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// siliconId: user.siliconId,
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// amount,
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// currency,
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// transaction_id: transactionId,
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// status: 'pending'
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// })
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// Mock database save for demo
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await mockSaveAddBalanceTransaction(user.siliconId, amount, currency, transactionId)
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// PayU configuration
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const merchantKey = process.env.PAYU_MERCHANT_KEY || 'test-key'
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const merchantSalt = process.env.PAYU_MERCHANT_SALT || 'test-salt'
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const payuUrl = process.env.PAYU_URL || 'https://test.payu.in/_payment'
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// Prepare payment data
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const productinfo = 'add_balance'
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const firstname = 'Customer'
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const email = user.email
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const phone = '9876543210' // Default phone or fetch from user profile
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// Success and failure URLs for balance transactions
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const baseUrl = process.env.NEXT_PUBLIC_BASE_URL || 'http://localhost:4023'
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const surl = `${baseUrl}/api/balance/success`
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const furl = `${baseUrl}/api/balance/failure`
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// Generate PayU hash
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const hashString = `${merchantKey}|${transactionId}|${amount}|${productinfo}|${firstname}|${email}|||||||||||${merchantSalt}`
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const hash = crypto.createHash('sha512').update(hashString).digest('hex')
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// Return payment form data for frontend submission
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const paymentData = {
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success: true,
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transaction_id: transactionId,
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currency,
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payment_url: payuUrl,
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form_data: {
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key: merchantKey,
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txnid: transactionId,
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amount: amount.toFixed(2),
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productinfo,
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firstname,
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email,
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phone,
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surl,
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furl,
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hash,
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service_provider: 'payu_paisa',
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},
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}
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return NextResponse.json(paymentData)
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} catch (dbError) {
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console.error('Database error during add balance:', dbError)
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return NextResponse.json(
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{ success: false, message: 'Failed to initiate balance transaction' },
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{ status: 500 }
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)
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}
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} catch (error) {
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console.error('Add balance error:', error)
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return NextResponse.json(
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{ success: false, message: 'Add balance initiation failed' },
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{ status: 500 }
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)
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}
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}
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/**
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* Get Add Balance History
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*/
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export async function GET(request: NextRequest) {
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try {
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// Verify user authentication
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const token = request.cookies.get('accessToken')?.value
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if (!token) {
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return NextResponse.json(
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{ success: false, message: 'Authentication required' },
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{ status: 401 }
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)
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}
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const secret = process.env.JWT_SECRET || 'your-secret-key'
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const user = jwt.verify(token, secret) as UserTokenPayload
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// TODO: Fetch balance history from database
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// In real implementation:
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// const history = await getBalanceHistory(user.siliconId)
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// Mock balance history for demo
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const mockHistory = await getMockBalanceHistory(user.siliconId)
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return NextResponse.json({
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success: true,
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balance_history: mockHistory,
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})
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} catch (error) {
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console.error('Get balance history error:', error)
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return NextResponse.json(
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{ success: false, message: 'Failed to fetch balance history' },
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{ status: 500 }
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)
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}
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}
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// Utility functions
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function generateTransactionId(): string {
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const timestamp = Date.now().toString(36)
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const random = Math.random().toString(36).substr(2, 5)
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return `bal_${timestamp}${random}`.toUpperCase()
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}
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// Mock functions for demonstration
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async function mockSaveAddBalanceTransaction(
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siliconId: string,
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amount: number,
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currency: string,
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transactionId: string
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) {
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console.log(`Mock DB Save: Add Balance Transaction`)
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console.log(`SiliconID: ${siliconId}, Amount: ${amount} ${currency}, TxnID: ${transactionId}`)
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// Mock database record
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const transaction = {
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id: Date.now(),
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silicon_id: siliconId,
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transaction_id: transactionId,
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amount,
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currency,
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status: 'pending',
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created_at: new Date(),
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updated_at: new Date(),
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}
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// Mock delay
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await new Promise((resolve) => setTimeout(resolve, 100))
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return transaction
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}
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async function getMockBalanceHistory(siliconId: string) {
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// Mock balance transaction history
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return [
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{
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id: 1,
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transaction_id: 'BAL_123ABC',
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amount: 1000,
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currency: 'INR',
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status: 'success',
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created_at: '2025-01-15T10:30:00Z',
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updated_at: '2025-01-15T10:31:00Z',
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},
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{
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id: 2,
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transaction_id: 'BAL_456DEF',
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amount: 500,
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currency: 'INR',
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status: 'failed',
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created_at: '2025-01-10T14:20:00Z',
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updated_at: '2025-01-10T14:21:00Z',
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},
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{
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id: 3,
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transaction_id: 'BAL_789GHI',
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amount: 2000,
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currency: 'INR',
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status: 'success',
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created_at: '2025-01-05T09:15:00Z',
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updated_at: '2025-01-05T09:16:00Z',
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},
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]
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}
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