feat: release design system engine, studio and component contracts

packages/payment/src/adapters.ts

@@ -160,8 +160,8 @@ export async function signSandboxWebhook(payload: unknown, secret = "sandbox-sec
   return { body, signature: await hmac(body, secret) };
 }
 
-async function jsonRequest(url: string, init: RequestInit) {
-  const response = await fetch(url, init);
+async function jsonRequest(url: string, init: RequestInit, transport: typeof fetch = fetch) {
+  const response = await transport(url, init);
   const data = await response.json().catch(() => ({}));
   if (!response.ok) throw new Error(`payment gateway request failed (${response.status})`);
   return data as any;
@@ -342,6 +342,8 @@ export interface RazorpayConfig {
   keySecret: string;
   webhookSecret: string;
   theme?: { color?: string };
+  /** Server-only request transport, scoped to this gateway instance. */
+  transport?: typeof fetch;
 }
 export interface RazorpayCheckoutResult {
   orderId: string;
@@ -363,10 +365,18 @@ export async function verifyRazorpayCheckoutSignature(
 export function razorpayGateway(config: RazorpayConfig): PaymentGateway<RazorpayConfig> {
   const auth = `Basic ${btoa(`${config.keyId}:${config.keySecret}`)}`;
   const request = (path: string, init: RequestInit = {}) =>
-    jsonRequest(`https://api.razorpay.com/v1${path}`, {
-      ...init,
-      headers: { authorization: auth, "content-type": "application/json", ...(init.headers ?? {}) },
-    });
+    jsonRequest(
+      `https://api.razorpay.com/v1${path}`,
+      {
+        ...init,
+        headers: {
+          authorization: auth,
+          "content-type": "application/json",
+          ...(init.headers ?? {}),
+        },
+      },
+      config.transport,
+    );
   return defineGateway({
     id: "razorpay",
     config,
@@ -412,12 +422,13 @@ export function razorpayGateway(config: RazorpayConfig): PaymentGateway<Razorpay
     async refund(input) {
       const row = await request(`/payments/${encodeURIComponent(input.intentRef)}/refund`, {
         method: "POST",
-        headers: { "X-Razorpay-Idempotency": input.idempotencyKey },
+        headers: { "X-Refund-Idempotency": input.idempotencyKey },
         body: JSON.stringify({ amount: input.amount, notes: { reason: input.reason } }),
       });
       return {
         ref: row.id,
-        status: row.status === "processed" ? "succeeded" : "pending",
+        status:
+          row.status === "processed" ? "succeeded" : row.status === "failed" ? "failed" : "pending",
         amount: row.amount,
         raw: row,
       };