// app/api/try/route.ts (or pages/api/try.ts)
import { NextRequest, NextResponse } from 'next/server';
import { X402PaymentHandler } from 'x402-solana/server';
// ✅ Define CORS headers ONCE — include X-402-Payment!
const corsHeaders = {
'Access-Control-Allow-Origin': '*',
'Access-Control-Allow-Methods': 'GET, POST, OPTIONS',
'Access-Control-Allow-Headers': 'Content-Type, Authorization, X-Requested-With, X-402-Payment',
};
const x402 = new X402PaymentHandler({
network: 'solana-devnet',
treasuryAddress: process.env.TREASURY_WALLET_ADDRESS!,
facilitatorUrl: 'https://facilitator.payai.network', // ✅ No trailing spaces!
});
export async function OPTIONS() {
// ✅ Return full CORS headers in preflight
return new NextResponse(null, { status: 204, headers: corsHeaders });
}
export async function GET(req: NextRequest){
try {
const paymentHeader = x402.extractPayment(req.headers);
const paymentRequirements = await x402.createPaymentRequirements({
price: {
amount: "2500000",
asset: {
address: "Gh9ZwEmdLJ8DscKNTkTqPbNwLNNBjuSzaG9Vp2KGtKJr",
decimals: 6,
},
},
network: 'solana-devnet',
config: {
description: 'AI Chat Request Example',
resource: `${process.env.NEXT_PUBLIC_BASE_URL || 'http://localhost:61664'}/api/try` as `${string}://${string}`,
},
});
if (!paymentHeader) {
const response = x402.create402Response(paymentRequirements);
return NextResponse.json(response.body, {
status: response.status,
headers: corsHeaders, // ✅ Include CORS in 402 too
});
}
const verified = await x402.verifyPayment(paymentHeader, paymentRequirements);
if (!verified) {
return NextResponse.json(
{ error: 'Invalid or unverified payment' },
{ status: 402, headers: corsHeaders }
);
}
const body = await req.json().catch(() => ({}));
const result = {
message: '✅ Hello, you paid successfully!',
receivedData: body,
};
await x402.settlePayment(paymentHeader, paymentRequirements);
return NextResponse.json(result, { headers: corsHeaders });
} catch (error: any) {
console.error('API Error:', error);
return NextResponse.json(
{ error: 'Internal server error' },
{ status: 500, headers: corsHeaders }
);
}
}
export async function POST(req: NextRequest) {
try {
const paymentHeader = x402.extractPayment(req.headers);
const paymentRequirements = await x402.createPaymentRequirements({
price: {
amount: "2500000",
asset: {
address: "abcmasdmajwindojassmdjoaskmdass",
decimals: 6,
},
},
network: 'solana-devnet',
config: {
description: 'Request Example',
resource: `${process.env.NEXT_PUBLIC_BASE_URL || 'http://localhost:61664'}/api/try` as `${string}://${string}`,
},
});
if (!paymentHeader) {
const response = x402.create402Response(paymentRequirements);
return NextResponse.json(response.body, {
status: response.status,
headers: corsHeaders, // ✅ Include CORS in 402 too
});
}
const verified = await x402.verifyPayment(paymentHeader, paymentRequirements);
if (!verified) {
return NextResponse.json(
{ error: 'Invalid or unverified payment' },
{ status: 402, headers: corsHeaders }
);
}
const body = await req.json().catch(() => ({}));
const result = {
message: '✅ Hello, you paid successfully!',
receivedData: body,
};
await x402.settlePayment(paymentHeader, paymentRequirements);
return NextResponse.json(result, { headers: corsHeaders });
} catch (error: any) {
console.error('API Error:', error);
return NextResponse.json(
{ error: 'Internal server error' },
{ status: 500, headers: corsHeaders }
);
}
}
