From 2f7300db0f426b85b80b4138b08863997c5637f5 Mon Sep 17 00:00:00 2001
From: vinchent <vinchent@vinchent.xyz>
Date: Tue, 20 Aug 2024 14:13:35 +0200
Subject: [PATCH] Changing the vt to use fetch

---
 cmd/api/handlers-api.go                |   2 +
 cmd/api/routes-api.go                  |   2 +-
 cmd/web/templates/terminal.page.gohtml |  18 ++++-
 static/js/terminal.js                  | 105 +++++++++++++++++++++++++
 4 files changed, 124 insertions(+), 3 deletions(-)
 create mode 100644 static/js/terminal.js

diff --git a/cmd/api/handlers-api.go b/cmd/api/handlers-api.go
index 52ffa09..922500a 100644
--- a/cmd/api/handlers-api.go
+++ b/cmd/api/handlers-api.go
@@ -393,6 +393,8 @@ func (app *application) VirtualTerminalPaymentSucceeded(w http.ResponseWriter, r
 		ExpiryMonth:         txnData.ExpiryMonth,
 		ExpiryYear:          txnData.ExpiryYear,
 		BankReturnCode:      pi.LatestCharge.ID,
+		PaymentIntent:       txnData.PaymentIntent,
+		PaymentMethod:       txnData.PaymentMethod,
 		TransactionStatusID: 2,
 	}
 
diff --git a/cmd/api/routes-api.go b/cmd/api/routes-api.go
index 24b8562..0752700 100644
--- a/cmd/api/routes-api.go
+++ b/cmd/api/routes-api.go
@@ -31,7 +31,7 @@ func (app *application) routes() http.Handler {
 			w.Write([]byte("got in"))
 		})
 
-		mux.Post("/virtual-terminal-succedded", app.VirtualTerminalPaymentSucceeded)
+		mux.Post("/virtual-terminal-succeeded", app.VirtualTerminalPaymentSucceeded)
 	})
 
 	return mux
diff --git a/cmd/web/templates/terminal.page.gohtml b/cmd/web/templates/terminal.page.gohtml
index 73f1212..566f19d 100644
--- a/cmd/web/templates/terminal.page.gohtml
+++ b/cmd/web/templates/terminal.page.gohtml
@@ -6,7 +6,7 @@ Virtual Terminal
 <h2 class="mt-3 text-center">Virtual Terminal</h2>
 <hr>
 <div class="alert alert-danger text-center d-none" id="card-messages"></div>
-<form action="/virtual-terminal-payment-succeeded"
+<form action=""
       method="post"
       name="charge_form"
       id="charge_form"
@@ -72,12 +72,26 @@ Virtual Terminal
            name="payment_currency"
            value="payment_currency">
 </form>
+<div class="row">
+    <div class="col-md-5 offset-md-3 d-none" id="receipt">
+        <h3 class="mt-3 text-center">Receipt</h3>
+        <hr>
+        <p>
+            <strong>Bank Return Code</strong>: <span id="bank-return-code"></span>
+        </p>
+        <p>
+            <a href="/virtual-terminal" class="btn btn-primary">
+                Charge another card
+            </a>
+        </p>
+    </div>
+</div>
 {{ end }}
 {{ define "js" }}
 <script src="https://js.stripe.com/v3/"></script>
 <script type="module">
     import {stripeInit, checkAuth} from "/static/js/common.js";
-    import {val} from "/static/js/stripe.js"
+    import {val} from "/static/js/terminal.js"
 
     checkAuth({{.API}});
     stripeInit('{{.StripePubKey}}');
diff --git a/static/js/terminal.js b/static/js/terminal.js
new file mode 100644
index 0000000..36b4bfb
--- /dev/null
+++ b/static/js/terminal.js
@@ -0,0 +1,105 @@
+import {
+    hidePayButton,
+    showPayButton,
+    showError,
+    showSuccess,
+    stripe,
+    card,
+    processing,
+} from './common.js';
+
+export function val(api) {
+    let form = document.getElementById("charge_form");
+
+    if (form.checkValidity() === false) {
+        this.event.preventDefault();
+        this.event.stopPropagation();
+        form.classList.add("was-validated");
+        return;
+    }
+    form.classList.add("was-validated");
+    hidePayButton();
+
+    let amountToCharge = document.getElementById("amount").value;
+    console.log(amountToCharge);
+    let payload = {
+        amount: amountToCharge,
+        currency: 'eur',
+    };
+
+    const requestOptions = {
+        method: 'post',
+        headers: {
+            'Accept': 'application/json',
+            'Content-Type': 'application/json',
+        },
+        body: JSON.stringify(payload),
+    };
+
+    fetch(api + "/api/payment-intent", requestOptions)
+        .then(response => response.text())
+        .then(response => {
+            let data;
+            try {
+                data = JSON.parse(response);
+                stripe.confirmCardPayment(data.client_secret, {
+                    payment_method: {
+                        card: card,
+                        billing_details: {
+                            name: document.getElementById("cardholder-name").value,
+                        }
+                    }
+                }).then(function (result) {
+                    if (result.error) {
+                        // card declined, or sth went wrong with the card
+                        showError("card-messages", result.error.message);
+                        showPayButton();
+                    } else if (result.paymentIntent) {
+                        if (result.paymentIntent.status === "succeeded") {
+                            saveTransaction(api, result);
+                        }
+                    }
+                })
+                console.log(data);
+
+            } catch (err) {
+                console.log(err);
+                showCardError("Invalid response from payment gateway!");
+                showPayButton();
+            }
+        });
+}
+
+function saveTransaction(api, result) {
+    let payload = {
+        amount: parseInt(document.getElementById("amount").value, 10),
+        currency: result.paymentIntent.currency,
+        first_name: "",
+        last_name: "",
+        email: document.getElementById("cardholder-email").value,
+        payment_intent: result.paymentIntent.id,
+        payment_method: result.paymentIntent.payment_method,
+    };
+
+    let token = localStorage.getItem("token");
+    const requestOptions = {
+        method: "post",
+        headers: {
+            'Accept': 'application/json',
+            'Content-Type': 'application/json',
+            'Authorization': 'Bearer ' + token,
+        },
+        body: JSON.stringify(payload),
+    };
+    fetch(api + "/api/admin/virtual-terminal-succeeded", requestOptions)
+        .then(response => response.json())
+        .then(function (data) {
+            console.log(data);
+            processing.classList.add("d-none");
+            showSuccess("card-messages", "Trasaction successful!");
+            document.getElementById("bank-return-code").innerHTML = data.bank_return_code;
+            document.getElementById("receipt").classList.remove("d-none");
+        })
+}
+
+