shellphone.app/app/settings/components/billing/plans.tsx

import * as Panelbear from "@panelbear/panelbear-js";
import clsx from "clsx";

import type { Subscription } from "db";
import { SubscriptionStatus } from "db";
import useSubscription from "app/core/hooks/use-subscription";

export default function Plans() {
	const { hasActiveSubscription, subscription, subscribe, changePlan } = useSubscription();

	return (
		<div className="mt-6 flex flex-row flex-wrap gap-2">
			{pricing.tiers.map((tier) => {
				const isCurrentTier = subscription?.paddlePlanId === tier.planId;
				const isActiveTier = hasActiveSubscription && isCurrentTier;
				const cta = getCTA({ subscription, tier });

				return (
					<div
						key={tier.title}
						className={clsx(
							"relative p-2 pt-4 bg-white border border-gray-200 rounded-xl shadow-sm flex flex-1 min-w-[250px] flex-col",
						)}
					>
						<div className="flex-1 px-2">
							<h3 className="text-xl font-mackinac font-semibold text-gray-900">{tier.title}</h3>
							{tier.yearly ? (
								<p className="absolute top-0 py-1.5 px-4 bg-primary-500 rounded-full text-xs font-semibold uppercase tracking-wide text-white transform -translate-y-1/2">
									Get 2 months free!
								</p>
							) : null}
							<p className="mt-4 flex items-baseline text-gray-900">
								<span className="text-2xl font-extrabold tracking-tight">{tier.price}€</span>
								<span className="ml-1 text-lg font-semibold">{tier.frequency}</span>
							</p>
							{tier.yearly ? (
								<p className="text-gray-500 text-sm">Billed yearly ({tier.price * 12}€)</p>
							) : null}
							<p className="mt-6 text-gray-500">{tier.description}</p>
						</div>

						<button
							disabled={isActiveTier}
							onClick={() => {
								if (hasActiveSubscription) {
									changePlan({ planId: tier.planId });
									Panelbear.track(`Subscribe to ${tier.title}`);
								} else {
									subscribe({ planId: tier.planId, coupon: "groot429" });
									Panelbear.track(`Subscribe to ${tier.title}`);
								}
							}}
							className={clsx(
								!isActiveTier
									? "bg-primary-500 text-white hover:bg-primary-600"
									: "bg-primary-50 text-primary-700 cursor-not-allowed",
								"mt-8 block w-full py-3 px-6 border border-transparent rounded-md text-center font-medium",
							)}
						>
							{cta}
						</button>
					</div>
				);
			})}
		</div>
	);
}

function getCTA({
	subscription,
	tier,
}: {
	subscription?: Subscription;
	tier: typeof pricing["tiers"][number];
}): string {
	if (!subscription) {
		return "Subscribe";
	}

	const isCancelling = subscription.status === SubscriptionStatus.deleted;
	if (isCancelling) {
		return "Resubscribe";
	}

	const isCurrentTier = subscription.paddlePlanId === tier.planId;
	const hasActiveSubscription = subscription.status !== SubscriptionStatus.deleted;
	const isActiveTier = hasActiveSubscription && isCurrentTier;
	if (isActiveTier) {
		return "Current plan";
	}

	return `Switch to ${tier.title}`;
}

const pricing = {
	tiers: [
		{
			title: "Yearly",
			planId: 727544,
			price: 12.5,
			frequency: "/month",
			description: "Text and call anyone, anywhere in the world, all year long.",
			yearly: true,
		},
		{
			title: "Monthly",
			planId: 727540,
			price: 15,
			frequency: "/month",
			description: "Text and call anyone, anywhere in the world.",
			yearly: false,
		},
	],
};