import Razorpay from "razorpay";
import crypto from "crypto";

export function isRazorpayConfigured() {
  const id = process.env.RAZORPAY_KEY_ID;
  const secret = process.env.RAZORPAY_KEY_SECRET;
  return Boolean(id && secret && !id.includes("placeholder") && !secret.includes("placeholder"));
}

export function getRazorpayClient() {
  return new Razorpay({
    key_id: process.env.RAZORPAY_KEY_ID as string,
    key_secret: process.env.RAZORPAY_KEY_SECRET as string,
  });
}

export function verifyRazorpaySignature(orderId: string, paymentId: string, signature: string) {
  const expected = crypto
    .createHmac("sha256", process.env.RAZORPAY_KEY_SECRET as string)
    .update(`${orderId}|${paymentId}`)
    .digest("hex");
  return expected === signature;
}