Add guidline

README.md

@@ -11,11 +11,23 @@ npm install react-native-payfort
 ## Usage
 
 ```js
-import { multiply } from "react-native-payfort";
+import { Pay } from "react-native-payfort";
 
 // ...
 
-const result = await multiply(3, 7);
+const result = Pay({
+  isLive: true | false,
+  device_fingerprint: "{Device UDID}";
+  command: "PURCHASE" | "AUTHORIZATION",
+  currency: "{SAR | USD | etc...}";
+  amount: "{1000}";
+  sdk_token: "{SDK token} you can get it from api request check the example";
+  customer_email: "{customer email}";
+  merchant_reference: "{Order id}";
+  customer_ip: "{User customer IP}";
+  language: "{en | ar}";
+  merchant_extra?: "{This is order...}";
+})
 ```
 
 ## Contributing

src/index.tsx

@@ -9,14 +9,29 @@ const LINKING_ERROR =
 const Payfort = NativeModules.Payfort
   ? NativeModules.Payfort
   : new Proxy(
-      {},
-      {
-        get() {
-          throw new Error(LINKING_ERROR);
-        },
-      }
-    );
+    {},
+    {
+      get() {
+        throw new Error(LINKING_ERROR);
+      },
+    }
+  );
 
-export function multiply(a: number, b: number): Promise<number> {
-  return Payfort.multiply(a, b);
+
+interface Props {
+  isLive: boolean;
+  device_fingerprint: string;
+  command: "PURCHASE" | "AUTHORIZATION",
+  currency: string;
+  amount: string;
+  sdk_token: string;
+  customer_email: string;
+  merchant_reference: string;
+  customer_ip: string;
+  language: string;
+  merchant_extra?: string;
+}
+
+export function Pay(data: Props, successCallback: () => void, failCallback: () => void) {
+  return Payfort.Pay(data, successCallback, failCallback);
 }