Inline Checkout

import { DodoPayments } from "dodopayments-checkout";

DodoPayments.Initialize({
  mode: "test",
  displayType: "inline",
  onEvent: (event) => {
    console.log("Checkout event:", event);
  },
});

DodoPayments.Checkout.open({
  checkoutUrl: "https://test.checkout.dodopayments.com/session/cks_123",
  elementId: "dodo-inline-checkout"
});

"use client";

import { useEffect, useState } from 'react';
import { DodoPayments, CheckoutBreakdownData } from 'dodopayments-checkout';

export default function CheckoutPage() {
  const [breakdown, setBreakdown] = useState<Partial<CheckoutBreakdownData>>({});

  useEffect(() => {
    // 1. Initialize the SDK
    DodoPayments.Initialize({
      mode: 'test',
      displayType: 'inline',
      onEvent: (event) => {
        // 2. Listen for the 'checkout.breakdown' event
        if (event.event_type === "checkout.breakdown") {
          const message = event.data?.message as CheckoutBreakdownData;
          if (message) setBreakdown(message);
        }
      }
    });

    // 3. Open the checkout in the specified container
    DodoPayments.Checkout.open({
      checkoutUrl: 'https://test.checkout.dodopayments.com/session/cks_123',
      elementId: 'dodo-inline-checkout'
    });

    return () => DodoPayments.Checkout.close();
  }, []);

  const format = (amt: number | null | undefined, curr: string | null | undefined) => 
    amt != null && curr ? `${curr} ${(amt/100).toFixed(2)}` : '0.00';

  const currency = breakdown.currency ?? breakdown.finalTotalCurrency ?? '';

  return (
    <div className="flex flex-col md:flex-row min-h-screen">
      {/* Left Side - Checkout Form */}
      <div className="w-full md:w-1/2 flex items-center">
        <div id="dodo-inline-checkout" className='w-full' />
      </div>

      {/* Right Side - Custom Order Summary */}
      <div className="w-full md:w-1/2 p-8 bg-gray-50">
        <h2 className="text-2xl font-bold mb-4">Order Summary</h2>
        <div className="space-y-2">
          {breakdown.subTotal != null && (
            <div className="flex justify-between">
              <span>Subtotal</span>
              <span>{format(breakdown.subTotal, currency)}</span>
            </div>
          )}
          {breakdown.discount != null && breakdown.discount > 0 && (
            <div className="flex justify-between">
              <span>Discount</span>
              <span>{format(breakdown.discount, currency)}</span>
            </div>
          )}
          {breakdown.tax != null && (
            <div className="flex justify-between">
              <span>Tax</span>
              <span>{format(breakdown.tax, currency)}</span>
            </div>
          )}
          <hr />
          {(breakdown.finalTotal ?? breakdown.total) != null && (
            <div className="flex justify-between font-bold text-xl">
              <span>Total</span>
              <span>{format(breakdown.finalTotal ?? breakdown.total, breakdown.finalTotalCurrency ?? currency)}</span>
            </div>
          )}
        </div>
      </div>
    </div>
  );
}

interface InitializeOptions {
  mode: "test" | "live";
  displayType?: "overlay" | "inline";
  onEvent: (event: CheckoutEvent) => void;
}

DodoPayments.Initialize(options);

export type FontSize = "xs" | "sm" | "md" | "lg" | "xl" | "2xl";
export type FontWeight = "normal" | "medium" | "bold" | "extraBold";

interface CheckoutOptions {
  checkoutUrl: string;
  elementId: string;
  options?: {
    showTimer?: boolean;
    showSecurityBadge?: boolean;
    manualRedirect?: boolean;
    payButtonText?: string;
    fontSize?: FontSize;
    fontWeight?: FontWeight;
  };
}

DodoPayments.Checkout.open(options);

DodoPayments.Checkout.close();

const isOpen = DodoPayments.Checkout.isOpen();
// Returns: boolean

DodoPayments.Initialize({
  mode: "test",
  displayType: "inline",
  onEvent: (event: CheckoutEvent) => {
    switch (event.event_type) {
      case "checkout.opened":
        // Frame has loaded
        break;
      case "checkout.form_ready":
        // Form is ready for user input
        break;
      case "checkout.breakdown":
        // Prices, taxes, or discounts updated
        break;
      case "checkout.customer_details_submitted":
        // Customer details submitted
        break;
      case "checkout.pay_button_clicked":
        // Customer clicked pay button
        break;
      case "checkout.redirect":
        // Checkout will redirect
        break;
      case "checkout.error":
        console.error("Error:", event.data?.message);
        break;
      case "checkout.link_expired":
        // Session expired (only when showTimer is false)
        break;
    }
  }
});

interface CheckoutBreakdownData {
  subTotal?: number;          // Amount in cents
  discount?: number;          // Amount in cents
  tax?: number;               // Amount in cents
  total?: number;             // Amount in cents
  currency?: string;          // e.g., "USD"
  finalTotal?: number;        // Final amount including adjustments
  finalTotalCurrency?: string; // Currency for the final total
}

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Dodo Payments Inline Checkout</title>
  
  <script src="https://cdn.jsdelivr.net/npm/dodopayments-checkout@latest/dist/index.js"></script>
  <script>
    DodoPaymentsCheckout.DodoPayments.Initialize({
      mode: "test",
      displayType: "inline",
      onEvent: (event) => {
        console.log('Checkout event:', event);
      }
    });
  </script>
</head>
<body>
  <div id="dodo-inline-checkout"></div>

  <script>
    DodoPaymentsCheckout.DodoPayments.Checkout.open({
      checkoutUrl: "https://test.checkout.dodopayments.com/session/cks_123",
      elementId: "dodo-inline-checkout"
    });
  </script>
</body>
</html>

// On your server. `client` is the Dodo Payments server SDK (`new DodoPayments()` from the `dodopayments` package).
const response = await client.subscriptions.updatePaymentMethod('sub_123', {
  payment_method: { type: 'new', return_url: 'https://example.com/return' }
});

DodoPayments.Checkout.open({
  checkoutUrl: response.payment_link,
  elementId: "dodo-inline-checkout"
});

const response = await client.subscriptions.updatePaymentMethod('sub_123', {
  payment_method: { type: 'new', return_url: 'https://example.com/return' }
});

if (response.payment_id) {
  // Charge created for remaining dues
  DodoPayments.Checkout.open({
    checkoutUrl: response.payment_link,
    elementId: "dodo-inline-checkout"
  });
}

DodoPayments.Initialize({
  mode: "test",
  displayType: "inline",
  onEvent: (event: CheckoutEvent) => {
    if (event.event_type === "checkout.error") {
      console.error("Checkout error:", event.data?.message);
      // Show user-friendly error message
    }
  }
});

onEvent: (event) => {
  if (event.event_type === 'checkout.pay_button_clicked') {
    // Start polling your server for confirmed status
    startPolling();
  }
}

// Poll every 2 seconds until status is confirmed
const interval = setInterval(async () => {
  const { status } = await fetch(`/api/payments/${paymentId}/status`).then(r => r.json());
  if (status === 'succeeded' || status === 'failed') {
    clearInterval(interval);
    handlePaymentResult(status);
  }
}, 2000);