Adding ejs support and codespaces (#4)

Author: sdarshale

README.md

@@ -26,6 +26,19 @@ and configuring your .env config file with your Paypal ClientId and ClientSecret
 3. Run `npm run dev`
 4. Navigate to `http://localhost:8080/`
 
-### PayPal Codespaces Links
+## PayPal Codespaces 
+
+PayPal codespaces require a client ID and client secret for your app. 
+
+### Link to codespaces 
+
 [![Open in GitHub Codespaces](https://github.com/codespaces/badge.svg)](https://codespaces.new/paypal-examples/p24)
 
+### Learn more 
+
+You can read more about codespaces in the [PayPal Developer Docs](https://developer.paypal.com/api/rest/sandbox/codespaces).
+
+### Feedback 
+
+* To report a bug or suggest a new feature, create an [issue in GitHub](https://github.com/paypal-examples/paypaldevsupport/issues/new/choose). 
+* To submit feedback, go to [GitHub Codespaces](https://developer.paypal.com/api/rest/sandbox/codespaces) and select the "Feedback" tab.

client/index.js renamed to client/public/index.js

@@ -1,16 +1,5 @@
 /* eslint-disable  no-alert, no-unused-vars */
 
-var order = {
-  purchase_units: [
-    {
-      amount: {
-        currency_code: "EUR",
-        value: "99.99",
-      },
-    },
-  ]
-};
-
 /* Paypal */
 paypal
   .Marks({
@@ -25,13 +14,41 @@ paypal
       label: "pay",
       color: "silver",
     },
-    createOrder(data, actions) {
-      return actions.order.create(order);
+    createOrder() {
+      return fetch("/api/orders", {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+        },
+        // use the "body" param to optionally pass additional order information
+        // like product skus and quantities
+        body: JSON.stringify({
+          cart: [
+            {
+              sku: "YOUR_PRODUCT_STOCK_KEEPING_UNIT",
+              quantity: "YOUR_PRODUCT_QUANTITY",
+            },
+          ],
+        }),
+      })
+      .then((response) => response.json())
+      .then((order) => order.id);
     },
     onApprove(data, actions) {
-      return actions.order.capture().then(function (details) {
-        alert(`Transaction completed by ${details.payer.name.given_name}!`);
-      });
+      return fetch(`/api/orders/${data.orderID}/capture`, {
+        method: "post",
+      })
+        .then((res) => res.json())
+        .then((data) => {
+          swal(
+            "Order Captured!",
+            `Id: ${data.id}, ${Object.keys(data.payment_source)[0]}, ${
+              data.purchase_units[0].payments.captures[0].amount.currency_code
+            } ${data.purchase_units[0].payments.captures[0].amount.value}`,
+            "success"
+          );
+        })
+        .catch(console.error);
     },
   })
   .render("#paypal-btn");
@@ -60,11 +77,28 @@ paypal.Buttons({
   style: {
     label: "pay",
   },
-  createOrder(data, actions) {
-    return actions.order.create(order);
+  createOrder() {
+    return fetch("/api/orders", {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      // use the "body" param to optionally pass additional order information
+      // like product skus and quantities
+      body: JSON.stringify({
+        cart: [
+          {
+            sku: "YOUR_PRODUCT_STOCK_KEEPING_UNIT",
+            quantity: "YOUR_PRODUCT_QUANTITY",
+          },
+        ],
+      }),
+    })
+    .then((response) => response.json())
+    .then((order) => order.id);
   },
-  onApprove(data, actions) {
-    fetch(`/capture/${data.orderID}`, {
+  onApprove(data) {
+    return fetch(`/api/orders/${data.orderID}/capture`, {
       method: "post",
     })
       .then((res) => res.json())

client/styles.css renamed to client/public/styles.css

@@ -36,7 +36,7 @@
     <div id="paypal-btn"></div>
     <div id="p24-btn"></div>
 
-    <script src="https://www.paypal.com/sdk/js?client-id=AfPbdUbV4LJdK0-0B0QPeUyHnzGgVhIwZfBO3wYRoazaSYRJAIKwwHnfI0EbekJB42FJuVi-3-vgsQvi&components=buttons,payment-fields,marks,funding-eligibility&enable-funding=p24&currency=EUR"></script>
+    <script src="https://www.paypal.com/sdk/js?client-id=<%= clientId %>&components=buttons,payment-fields,marks,funding-eligibility&enable-funding=p24&currency=EUR"></script>
 
     <script src="./index.js"></script>
 

client/index.html renamed to client/views/index.ejs

@@ -12,6 +12,7 @@
   "dependencies": {
     "axios": "^0.21.1",
     "dotenv": "^8.2.0",
+    "ejs": "^3.1.9",
     "express": "^4.17.1"
   },
   "devDependencies": {

package.json

@@ -10,15 +10,53 @@ const { getAccessToken } = require("./oauth");
 const { WEBHOOK_ID, PORT, PAYPAL_API_BASE } = require("./config");
 
 const app = express();
-
-app.use(express.static(resolve(__dirname, "../client")));
+app.set("view engine", "ejs");
+app.set('views', resolve(__dirname, "../client/views"));
+app.use(express.static(resolve(__dirname, "../client/public")));
 app.use(express.json());
 
 app.get("/", (req, res) => {
-  res.sendFile(resolve(__dirname, "../client/index.html"));
+  const clientId = process.env.CLIENT_ID;
+  const clientSecret = process.env.CLIENT_SECRET;
+  if(!clientId || !clientSecret) {
+    res.status(500).send('Client ID and/or Client Secret is missing');
+  } else {
+    res.render("index", { clientId });
+  }
 });
 
-app.post("/capture/:orderId", async (req, res) => {
+app.post("/api/orders", async (req, res) => {
+
+  // use the cart information passed from the front-end to calculate the purchase unit details
+  const { cart } = req.body;
+
+  const { access_token } = await getAccessToken();
+  const { data } = await axios({
+    url: `${PAYPAL_API_BASE}/v2/checkout/orders`,
+    method: "post",
+    headers: {
+      "Content-Type": "application/json",
+      Accept: "application/json",
+      Authorization: `Bearer ${access_token}`,
+    },
+    data: JSON.stringify({
+      intent: "CAPTURE",
+      purchase_units: [
+        {
+          amount: {
+            currency_code: "EUR",
+            value: "99.99",
+          },
+        },
+      ]
+    })
+  });
+
+  console.log(`Order Created!`);
+  res.json(data);
+});
+
+app.post("/api/orders/:orderId/capture", async (req, res) => {
   const { orderId } = req.params;
 
   const { access_token } = await getAccessToken();
@@ -106,4 +144,4 @@ app.post("/webhook", async (req, res) => {
 app.listen(PORT, async () => {
   await open(`http://localhost:${PORT}`);
   console.log(`Example app listening at http://localhost:${PORT}`);
-});
+});