purchase credits only for logged in users

frontend/apps/artcraft-website/src/components/credits-modal.tsx

@@ -0,0 +1,116 @@
+import { useState } from "react";
+import { Modal } from "@storyteller/ui-modal";
+import { Button } from "@storyteller/ui-button";
+import { faCoins } from "@fortawesome/pro-solid-svg-icons";
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { BillingApi } from "@storyteller/api";
+import { toast } from "@storyteller/ui-toaster";
+
+interface CreditPack {
+  id: string;
+  total: number;
+  priceUsd: number;
+  badge?: string;
+}
+
+const CREDIT_PACKS: CreditPack[] = [
+  { id: "artcraft_1000", total: 1000, priceUsd: 10 },
+  { id: "artcraft_2500", total: 2500, priceUsd: 25 },
+  { id: "artcraft_5000", total: 5000, priceUsd: 50, badge: "Popular" },
+  { id: "artcraft_10000", total: 10000, priceUsd: 100 },
+];
+
+interface CreditsModalProps {
+  isOpen: boolean;
+  onClose: () => void;
+}
+
+export function CreditsModal({ isOpen, onClose }: CreditsModalProps) {
+  const [purchasingId, setPurchasingId] = useState<string | null>(null);
+
+  const handlePurchase = async (pack: CreditPack) => {
+    setPurchasingId(pack.id);
+    try {
+      const api = new BillingApi();
+      const response = await api.CreditsPackCheckout({
+        creditsPack: pack.id,
+      });
+
+      if (response.success && response.data?.stripeCheckoutRedirectUrl) {
+        window.location.href = response.data.stripeCheckoutRedirectUrl;
+      } else {
+        toast.error(response.errorMessage ?? "Failed to start checkout");
+      }
+    } catch {
+      toast.error("Something went wrong. Please try again.");
+    } finally {
+      setPurchasingId(null);
+    }
+  };
+
+  return (
+    <Modal
+      isOpen={isOpen}
+      onClose={onClose}
+      className="rounded-2xl max-h-[90vh] w-full max-w-2xl overflow-y-auto border border-white/10 bg-[#16161a] p-0 shadow-2xl"
+      allowBackgroundInteraction={false}
+      showClose={true}
+      closeOnOutsideClick={true}
+      resizable={false}
+      childPadding={false}
+      backdropClassName="bg-black/80"
+    >
+      <div className="p-6 sm:p-8">
+        <div className="mb-8 text-center">
+          <h2 className="mb-2 text-3xl font-bold text-white sm:text-4xl">
+            Buy Credits
+          </h2>
+          <p className="text-white/60">
+            One-time credit packs. No subscription required.
+          </p>
+        </div>
+
+        <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
+          {CREDIT_PACKS.map((pack) => (
+            <button
+              key={pack.id}
+              type="button"
+              onClick={() => handlePurchase(pack)}
+              disabled={purchasingId !== null}
+              className="group relative flex flex-col justify-between rounded-xl border border-white/10 p-5 text-left transition-all hover:border-primary/40 hover:bg-white/[0.03] disabled:opacity-60"
+            >
+              {pack.badge && (
+                <div className="absolute -top-2.5 right-4 rounded-full bg-primary px-3 py-0.5 text-xs font-bold text-white shadow-lg">
+                  {pack.badge}
+                </div>
+              )}
+
+              <div className="flex items-center gap-2.5">
+                <FontAwesomeIcon
+                  icon={faCoins}
+                  className="text-2xl text-primary"
+                />
+                <span className="text-3xl font-bold tracking-tight text-white">
+                  {pack.total.toLocaleString()}
+                </span>
+              </div>
+
+              <div className="mt-4 flex items-center justify-between">
+                <span className="text-xl font-bold text-white/60">
+                  ${pack.priceUsd}
+                </span>
+                <Button
+                  variant="primary"
+                  className="pointer-events-none rounded-lg px-5 py-2 text-sm font-semibold"
+                  disabled={purchasingId !== null}
+                >
+                  {purchasingId === pack.id ? "Loading..." : "Purchase"}
+                </Button>
+              </div>
+            </button>
+          ))}
+        </div>
+      </div>
+    </Modal>
+  );
+}

frontend/apps/artcraft-website/src/components/pricing-table/pricing-table.tsx

@@ -497,7 +497,7 @@ const PricingTable = ({
 
       {/* Manage Plan Button - Only shown if user has active subscription */}
       {activePlanSlug && activePlanSlug !== "free" && (
-        <div className="mt-2 text-center">
+        <div className="mt-8 text-center">
           <button
             onClick={handleCancelPlan}
             disabled={isCancelling}

frontend/apps/artcraft-website/src/pages/pricing/pricing.tsx

@@ -1,7 +1,13 @@
+import { useEffect, useState } from "react";
+import { useSearchParams } from "react-router-dom";
+import { faCoins } from "@fortawesome/pro-solid-svg-icons";
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { Button } from "@storyteller/ui-button";
+import { UsersApi } from "@storyteller/api";
 import Footer from "../../components/footer";
 import Seo from "../../components/seo";
 import { PricingTable } from "../../components/pricing-table";
-import { useSearchParams } from "react-router-dom";
+import { CreditsModal } from "../../components/credits-modal";
 
 const SeedanceBanner = () => (
   <div className="flex flex-col gap-5">
@@ -64,6 +70,23 @@ const SeedanceBanner = () => (
 const Pricing = () => {
   const [searchParams] = useSearchParams();
   const isSeedanceRef = searchParams.get("ref") === "sd2fakeyou";
+  const [creditsModalOpen, setCreditsModalOpen] = useState(false);
+  const [isLoggedIn, setIsLoggedIn] = useState(false);
+
+  useEffect(() => {
+    const check = async () => {
+      try {
+        const api = new UsersApi();
+        const res = await api.GetSession();
+        setIsLoggedIn(
+          res.success && !!res.data?.loggedIn && !!res.data?.user,
+        );
+      } catch {
+        // not logged in
+      }
+    };
+    check();
+  }, []);
 
   return (
     <div className="relative min-h-screen bg-[#101014] text-white bg-dots">
@@ -77,7 +100,7 @@ const Pricing = () => {
       </div>
 
       {isSeedanceRef ? (
-        <main className="relative z-10 pt-32 pb-16 px-4 sm:px-6 lg:px-8">
+        <main className="relative z-10 pt-32 pb-12 px-4 sm:px-6 lg:px-8">
           <div className="max-w-[1700px] mx-auto grid grid-cols-1 lg:grid-cols-[5fr_7fr] gap-8 xl:gap-12 items-start">
             <SeedanceBanner />
             <div className="w-full">
@@ -92,7 +115,7 @@ const Pricing = () => {
           </div>
         </main>
       ) : (
-        <main className="relative z-10 pt-28 sm:pt-32 pb-20 px-4 sm:px-6 lg:px-8">
+        <main className="relative z-10 pt-28 sm:pt-32 pb-16 px-4 sm:px-6 lg:px-8">
           <PricingTable
             title="Invest in Yourself"
             subtitle="You'll get a ton of generations and you'll be investing in a tool that you'll always own."
@@ -102,6 +125,27 @@ const Pricing = () => {
         </main>
       )}
 
+      {isLoggedIn && (
+        <div className="relative z-10 flex flex-col items-center px-4 pb-12 sm:px-6 lg:px-8">
+          <div className="inline-flex items-center gap-2 text-white/40">
+            <div className="h-px w-8 bg-white/20" />
+            <span className="text-sm">Or</span>
+            <div className="h-px w-8 bg-white/20" />
+          </div>
+          <p className="mt-3 text-lg text-white/70">
+            Purchase one-time credit packs
+          </p>
+          <Button
+            variant="secondary"
+            className="mt-4 gap-2 rounded-xl border border-white/15 bg-white/5 px-6 py-2.5 font-semibold text-white backdrop-blur-sm hover:bg-white/10"
+            onClick={() => setCreditsModalOpen(true)}
+          >
+            <FontAwesomeIcon icon={faCoins} className="text-primary" />
+            Buy Credits
+          </Button>
+        </div>
+      )}
+
       {/* Footnotes */}
       <div className="relative z-10 max-w-3xl mx-auto px-4 sm:px-6 lg:px-8 pb-12 text-center">
         <p className="text-md text-white/50 leading-relaxed">
@@ -111,6 +155,13 @@ const Pricing = () => {
         </p>
       </div>
 
+      {isLoggedIn && (
+        <CreditsModal
+          isOpen={creditsModalOpen}
+          onClose={() => setCreditsModalOpen(false)}
+        />
+      )}
+
       <Footer />
     </div>
   );

frontend/libs/api/src/lib/BillingApi.ts

@@ -151,6 +151,41 @@ export class BillingApi extends ApiManager {
       });
   }
 
+  public async CreditsPackCheckout({
+    creditsPack,
+  }: {
+    creditsPack: string;
+  }): Promise<ApiResponse<{ stripeCheckoutRedirectUrl: string }>> {
+    const endpoint = `${this.getApiSchemeAndHost()}/v1/stripe_artcraft/checkout/credits_pack`;
+
+    return await this.post<
+      { credits_pack: string },
+      {
+        success: boolean;
+        stripe_checkout_redirect_url?: string;
+        error_message?: string;
+      }
+    >({
+      endpoint: endpoint,
+      body: {
+        credits_pack: creditsPack,
+      },
+    })
+      .then((response) => ({
+        success: response.success,
+        data: response.stripe_checkout_redirect_url
+          ? { stripeCheckoutRedirectUrl: response.stripe_checkout_redirect_url }
+          : undefined,
+        errorMessage: response.error_message,
+      }))
+      .catch((err) => {
+        return {
+          success: false,
+          errorMessage: err.message,
+        };
+      });
+  }
+
   public async GetPortalUrl(): Promise<
     ApiResponse<{ stripePortalUrl: string }>
   > {