Stripe Setup

bun add @better-auth/stripe stripe @stripe

import Stripe from "stripe";

export const stripeClient = new Stripe(process.env.STRIPE_SECRET_KEY!, {
  apiVersion: "2023-10-16",
});

import { betterAuth } from "better-auth";
import { stripe } from "@better-auth/stripe";

export const auth = betterAuth({
  plugins: [
    stripe({
      stripeClient,
      createCustomerOnSignUp: true,
      subscription: {
        enabled: true,
        plans: stripeProduct.map((product) => ({
          name: product.plan,
          priceId: product.priceId,
        })),
        getCheckoutSessionParams: () => ({
          params: {
            allow_promotion_codes: true,
          },
        }),
      },
    }),
  ],
});

import { createAuthClient } from "better-auth/react";
import { stripeClient } from "@better-auth/stripe/client";

export const authClient = createAuthClient({
  baseURL: process.env.NEXT_PUBLIC_SERVER_URL!,
  plugins: [
    stripeClient({
      subscription: true,
    }),
  ],
});

// src/utils/stripeProduct.ts
export const stripeProduct = [
  {
    plan: "Basic",
    priceId: "price_basic",
    features: ["Feature 1", "Feature 2"],
  },
  {
    plan: "Pro",
    priceId: "price_pro",
    features: ["Feature 1", "Feature 2", "Feature 3"],
  },
];

stripe({
    // ... other options
    onEvent: async (event) => {
        // Handle any Stripe event
        switch (event.type) {
            case "invoice.paid":
                // Handle paid invoice
                break;
            case "payment_intent.succeeded":
                // Handle successful payment
                break;
        }
    }
})

const portalUrl = await authClient.createPortalSession();
window.location.href = portalUrl;

// Example subscription status display
<Card>
  <CardHeader>
    <CardTitle>Stripe Subscription</CardTitle>
    <CardDescription>
      Your current subscription details
    </CardDescription>
  </CardHeader>
  <CardContent>
    {/* Subscription details */}
  </CardContent>
</Card>