feat: Shopier payment integration with 3DS callback + unified checkout action

src/lib/appwrite/subscription-actions.ts

@@ -11,6 +11,7 @@ import { DATABASE_ID, TABLES, type SubscriptionPayment, type TenantPlan } from "
 import { createAdminClient } from "./server";
 import { requireRole, requireTenant } from "./tenant-guard";
 import { PLAN_CATALOG } from "./subscription-types";
+import { isShopierEnabled } from "../payments/shopier";
 
 const PRO_VALIDITY_DAYS = 30;
 
@@ -218,3 +219,52 @@ export async function downgradeToFreeAction(): Promise<void> {
   revalidatePath("/settings/billing");
   redirect(`/settings/billing?downgraded=1`);
 }
+
+export async function startShopierCheckoutAction(formData: FormData): Promise<void> {
+  const plan = String(formData.get("plan") ?? "") as TenantPlan;
+  if (plan !== "pro") throw new Error("Geçersiz plan.");
+
+  const ctx = await requireTenant();
+  requireRole(ctx, ["owner"]);
+
+  const catalog = PLAN_CATALOG[plan];
+  const orderId = generateOrderId();
+
+  const { tablesDB } = createAdminClient();
+  await tablesDB.createRow(
+    DATABASE_ID,
+    TABLES.subscriptionPayments,
+    ID.unique(),
+    {
+      tenantId: ctx.tenantId,
+      createdBy: ctx.user.id,
+      orderId,
+      plan,
+      amount: catalog.price,
+      currency: catalog.currency,
+      status: "pending",
+      provider: "shopier",
+    },
+    teamRowPermissions(ctx.tenantId),
+  );
+
+  await logAudit({
+    tenantId: ctx.tenantId,
+    userId: ctx.user.id,
+    action: "create",
+    entityType: "subscription_payment",
+    entityId: orderId,
+    changes: { plan, amount: catalog.price, provider: "shopier" },
+  });
+
+  redirect(`/settings/billing/checkout/${orderId}/shopier`);
+}
+
+// Unified entry point — branches on PAYMENT_PROVIDER env variable.
+// Set PAYMENT_PROVIDER=shopier in production; leave unset (or "mock") for testing.
+export async function startCheckoutAction(formData: FormData): Promise<void> {
+  if (isShopierEnabled()) {
+    return startShopierCheckoutAction(formData);
+  }
+  return startMockCheckoutAction(formData);
+}