diff --git a/src/apis/student.ts b/src/apis/student.ts
index 27e1a7e30ef3b06914cec36c6c079bc6ca816576..1cc4a282cf8c5814ff23265b1406a6ed686bf779 100644
--- a/src/apis/student.ts
+++ b/src/apis/student.ts
@@ -46,6 +46,24 @@ export async function getUsers(): Promise<User[]> {
   return users;
 };
 
+export async function setAdhesion() : Promise<number> {
+  // Fetch users data
+  await axios.post(`${BASE_URL}/api/pay_adhesion`, {
+    headers: {
+      'Content-Type': 'application/json',
+    },
+    body: {
+      'student_number': '12345678',
+    }
+  }).then(({ data }) => data)
+      .catch(error => {
+        console.error(error);
+        return 0;
+      });
+
+  return 1;
+}
+
 function validateSubscriptionDate(dateStr: string): boolean {
   const YEAR_IN_MS = 31536000000;
   const date = Date.parse(dateStr) ?? Date.parse('01 Jan 1970 00:00:00 GMT');
diff --git a/src/components/sell/cart.tsx b/src/components/sell/cart.tsx
index 8fb3c1a2a78e830df5f359e7d8e74927940e3f07..4395f49e11977205d4cc49051220fc9d682ca428 100644
--- a/src/components/sell/cart.tsx
+++ b/src/components/sell/cart.tsx
@@ -6,6 +6,7 @@ import { XIcon } from '@heroicons/react/outline'
 
 import { cartContext } from '../../cart/CartStore';
 import { updateProductQuantity } from '../../cart/CartActions';
+import {setAdhesion} from '../../apis/student';
 
 const Cart = () => {
   const { cartState, dispatch } = useContext(cartContext);
@@ -15,6 +16,25 @@ const Cart = () => {
     return `${price.toFixed(2).replace(".", ",")} €`;
   }
 
+  function doValidate(): number {
+    const existingProduct = cartState.cart.find(p => p.name === "Adhésion");
+    if (existingProduct){
+      setAdhesion().then((users) => {
+        console.log("Envoi adhésion à STUDENT: 12345678");
+      }).catch((_) => {
+        console.log("error adhesion");
+      });
+    }
+    cartState.totalPrice = 0;
+    cartState.cart.forEach((product) => {
+      if (product.quantity) {
+        cartState.totalPrice += product.price * product.quantity;
+      }
+    });
+    console.log("Envoi transaction à MONEY: ", cartState);
+    return 1;
+  }
+
   let [totalPrice, setTotalPrice] = useState(0);
 
   useEffect(() => {
@@ -164,8 +184,9 @@ const Cart = () => {
                                 </div>
                                 <div className="mt-10">
                                   <button
-                                    type="submit"
-                                    className="w-full bg-indigo-600 border border-transparent rounded-md shadow-sm py-3 px-4 text-base font-medium text-white hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-50 focus:ring-indigo-500"
+                                      onClick={() => doValidate()}
+                                      type="button"
+                                      className="w-full bg-indigo-600 border border-transparent rounded-md shadow-sm py-3 px-4 text-base font-medium text-white hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-50 focus:ring-indigo-500"
                                   >
                                     Valider
                                   </button>