From 380bc549f7a02f2e5cdda37af201d4c3f320eb19 Mon Sep 17 00:00:00 2001
From: Marcial Paul Gargoles <im.codename@gmail.com>
Date: Tue, 7 Sep 2021 19:31:12 +0800
Subject: [PATCH] =?UTF-8?q?Initial=20release=20=F0=9F=9A=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .gitignore                                    |  1 +
 README.md                                     | 24 +++++-
 composer.json                                 | 24 ++++++
 examples/CancelingCharge.php                  | 27 +++++++
 examples/CreatingCharge.php                   | 55 +++++++++++++
 examples/CreatingCheckout.php                 | 44 +++++++++++
 examples/CreatingInvoice.php                  | 45 +++++++++++
 examples/DeletingCheckout.php                 | 26 +++++++
 examples/GettingChargeInfo.php                | 25 ++++++
 examples/GettingCheckoutInfo.php              | 26 +++++++
 examples/GettingEventInfo.php                 | 25 ++++++
 examples/GettingInvoiceInfo.php               | 25 ++++++
 examples/ListingCharges.php                   | 23 ++++++
 examples/ListingCheckouts.php                 | 23 ++++++
 examples/ListingEvents.php                    | 23 ++++++
 examples/ListingInvoices.php                  | 23 ++++++
 examples/ResolveInvoice.php                   | 25 ++++++
 examples/ResolvingCharge.php                  | 25 ++++++
 examples/UpdatingCheckout.php                 | 38 +++++++++
 examples/VoidInvoice.php                      | 25 ++++++
 examples/Webhook.php                          | 26 +++++++
 src/ApiRequest.php                            | 28 +++++++
 src/Charge.php                                | 76 ++++++++++++++++++
 src/Checkout.php                              | 77 +++++++++++++++++++
 src/Coinbase.php                              | 36 +++++++++
 src/Exceptions/ApiException.php               | 10 +++
 src/Exceptions/InputException.php             | 10 +++
 src/Exceptions/InvalidRequestException.php    | 10 +++
 src/Exceptions/RateLimitExceededException.php | 10 +++
 src/Exceptions/WebhookPayloadException.php    | 10 +++
 src/Exceptions/WebhookSignatureException.php  | 10 +++
 src/Interface/ApiRequest.php                  | 13 ++++
 src/Interface/Charge.php                      | 13 ++++
 src/Interface/Checkout.php                    | 15 ++++
 src/Interface/Coinbase.php                    | 20 +++++
 src/Interface/Event.php                       |  9 +++
 src/Interface/Invoice.php                     |  9 +++
 src/Interface/Webhook.php                     | 21 +++++
 src/Invoice.php                               | 49 ++++++++++++
 src/UpdateCheckout.php                        | 39 ++++++++++
 src/Utils/ApiRequest.php                      | 50 ++++++++++++
 src/Utils/Charge.php                          | 44 +++++++++++
 src/Utils/Checkout.php                        | 43 +++++++++++
 src/Utils/Event.php                           | 24 ++++++
 src/Utils/Invoice.php                         | 44 +++++++++++
 src/Webhook.php                               | 33 ++++++++
 46 files changed, 1280 insertions(+), 1 deletion(-)
 create mode 100644 composer.json
 create mode 100644 examples/CancelingCharge.php
 create mode 100644 examples/CreatingCharge.php
 create mode 100644 examples/CreatingCheckout.php
 create mode 100644 examples/CreatingInvoice.php
 create mode 100644 examples/DeletingCheckout.php
 create mode 100644 examples/GettingChargeInfo.php
 create mode 100644 examples/GettingCheckoutInfo.php
 create mode 100644 examples/GettingEventInfo.php
 create mode 100644 examples/GettingInvoiceInfo.php
 create mode 100644 examples/ListingCharges.php
 create mode 100644 examples/ListingCheckouts.php
 create mode 100644 examples/ListingEvents.php
 create mode 100644 examples/ListingInvoices.php
 create mode 100644 examples/ResolveInvoice.php
 create mode 100644 examples/ResolvingCharge.php
 create mode 100644 examples/UpdatingCheckout.php
 create mode 100644 examples/VoidInvoice.php
 create mode 100644 examples/Webhook.php
 create mode 100644 src/ApiRequest.php
 create mode 100644 src/Charge.php
 create mode 100644 src/Checkout.php
 create mode 100644 src/Coinbase.php
 create mode 100644 src/Exceptions/ApiException.php
 create mode 100644 src/Exceptions/InputException.php
 create mode 100644 src/Exceptions/InvalidRequestException.php
 create mode 100644 src/Exceptions/RateLimitExceededException.php
 create mode 100644 src/Exceptions/WebhookPayloadException.php
 create mode 100644 src/Exceptions/WebhookSignatureException.php
 create mode 100644 src/Interface/ApiRequest.php
 create mode 100644 src/Interface/Charge.php
 create mode 100644 src/Interface/Checkout.php
 create mode 100644 src/Interface/Coinbase.php
 create mode 100644 src/Interface/Event.php
 create mode 100644 src/Interface/Invoice.php
 create mode 100644 src/Interface/Webhook.php
 create mode 100644 src/Invoice.php
 create mode 100644 src/UpdateCheckout.php
 create mode 100644 src/Utils/ApiRequest.php
 create mode 100644 src/Utils/Charge.php
 create mode 100644 src/Utils/Checkout.php
 create mode 100644 src/Utils/Event.php
 create mode 100644 src/Utils/Invoice.php
 create mode 100644 src/Webhook.php

diff --git a/.gitignore b/.gitignore
index a67d42b..62f1787 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 composer.phar
 /vendor/
+composer.lock
 
 # Commit your application's lock file https://getcomposer.org/doc/01-basic-usage.md#commit-your-composer-lock-file-to-version-control
 # You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
diff --git a/README.md b/README.md
index 4e21b5c..7f77d32 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,24 @@
 # Coinbase commerce PHP8
- Coinbase commerce library for PHP8. works in Laravel8
+
+Coinbase commerce library for PHP8. works in Laravel8
+
+Library is based in https://commerce.coinbase.com/docs/api/
+
+\*\*NOTE: help me improve this repo
+
+# Installation
+
+marcialpaulg/coinbase-commerce-php8 is available in [Packagist](https://packagist.org/), and installation via [Composer](https://getcomposer.org/)
+
+run
+`composer require marcialpaulg/coinbase-commerce-php8`
+
+Note that the vendor folder and the `vendor/autoload.php` script are generated by `Composer`; they are not part of this library.
+
+# Usage
+
+check our [examples](https://github.com/marcialpaulg/coinbase-commerce-php8/tree/main/examples)
+
+# License
+
+marcialpaulg/coinbase-commerce-php8 is open-sourced software licensed under the [MIT license](LICENSE).
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..31ca058
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,24 @@
+{
+    "name": "marcialpaulg/coinbase-commerce-php8",
+    "description": "Coinbase commerce PHP8 library",
+    "type": "library",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Marcial Paul Gargoles",
+            "email": "im.codename@gmail.com"
+        }
+    ],
+    "require": {
+        "php": "^8.0",
+        "guzzlehttp/guzzle": "^7.0.1",
+        "illuminate/collections": "^8.0"
+    },
+    "autoload": {
+        "psr-4": {
+            "MarcialPaulG\\Coinbase\\": "src/"
+        }
+    },
+    "prefer-stable": true,
+    "minimum-stability": "dev"
+}
diff --git a/examples/CancelingCharge.php b/examples/CancelingCharge.php
new file mode 100644
index 0000000..fd88740
--- /dev/null
+++ b/examples/CancelingCharge.php
@@ -0,0 +1,27 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+// Your API KEY
+$api_key = 'YOUR_API_KEY';
+
+// throw exception 
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+$charge_code_id = 'CHARGE_CODE_OR_CHARGE_ID';
+
+try {
+
+    $data = $coinbase->cancelCharge($charge_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/CreatingCharge.php b/examples/CreatingCharge.php
new file mode 100644
index 0000000..17844e0
--- /dev/null
+++ b/examples/CreatingCharge.php
@@ -0,0 +1,55 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Charge;
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+
+    $charge = new Charge(
+        name: "The Sovereign Individual",
+        description: "Mastering the Transition to the Information Age",
+        pricing_type: "fixed_price",
+        amount: "100.00",
+        currency: "USD",
+        metadata: [
+            "customer_id" => "id_1005",
+            "customer_name" => "Satoshi Nakamoto"
+        ],
+        redirect_url: "https://charge/completed/page",
+        cancel_url: "https://charge/canceled/page"
+    );
+
+    $data = $coinbase->request($charge);
+
+    // OR
+
+    $data = $coinbase->createCharge(
+        name: "The Sovereign Individual",
+        description: "Mastering the Transition to the Information Age",
+        pricing_type: "fixed_price",
+        amount: "100.00",
+        currency: "USD",
+        metadata: [
+            "customer_id" => "id_1005",
+            "customer_name" => "Satoshi Nakamoto"
+        ],
+        redirect_url: "https://charge/completed/page",
+        cancel_url: "https://charge/canceled/page"
+    );
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/CreatingCheckout.php b/examples/CreatingCheckout.php
new file mode 100644
index 0000000..eec6bc7
--- /dev/null
+++ b/examples/CreatingCheckout.php
@@ -0,0 +1,44 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Checkout;
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $checkout = new Checkout(
+        name: "The Sovereign Individual",
+        description: "Mastering the Transition to the Information Age",
+        pricing_type: "fixed_price",
+        amount: "100.00",
+        currency: "USD",
+        requested_info: ['email', 'name'],
+    );
+
+    $data = $coinbase->request($checkout);
+
+    // OR
+
+    $data = $coinbase->createCheckout(
+        name: "The Sovereign Individual",
+        description: "Mastering the Transition to the Information Age",
+        pricing_type: "fixed_price",
+        amount: "100.00",
+        currency: "USD",
+        requested_info: ['email', 'name'],
+    );
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/CreatingInvoice.php b/examples/CreatingInvoice.php
new file mode 100644
index 0000000..6f7af10
--- /dev/null
+++ b/examples/CreatingInvoice.php
@@ -0,0 +1,45 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+use MarcialPaulG\Coinbase\Invoice;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+
+    $invoice = new Invoice(
+        business_name: "The Sovereign Individual",
+        customer_email: "qweqwe@gmaiol.com",
+        amount: "100.00",
+        currency: "USD",
+        customer_name: "Mars",
+        memo: "for test"
+    );
+
+    $data = $coinbase->request($invoice);
+
+    // OR
+
+    $data = $coinbase->createInvoice(
+        business_name: "The Sovereign Individual",
+        customer_email: "qweqwe@gmaiol.com",
+        amount: "100.00",
+        currency: "USD",
+        customer_name: "Mars",
+        memo: "for test"
+    );
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/DeletingCheckout.php b/examples/DeletingCheckout.php
new file mode 100644
index 0000000..cda17a8
--- /dev/null
+++ b/examples/DeletingCheckout.php
@@ -0,0 +1,26 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+
+    $checkout_id = 'CHECKOUT_ID';
+
+    $data = $coinbase->deleteCheckout($checkout_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/GettingChargeInfo.php b/examples/GettingChargeInfo.php
new file mode 100644
index 0000000..6ba3e68
--- /dev/null
+++ b/examples/GettingChargeInfo.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $charge_code_id = 'CHARGE_CODE_OR_CHARGE_ID';
+
+    $data = $coinbase->getCharge($charge_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/GettingCheckoutInfo.php b/examples/GettingCheckoutInfo.php
new file mode 100644
index 0000000..288c02a
--- /dev/null
+++ b/examples/GettingCheckoutInfo.php
@@ -0,0 +1,26 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+
+    $checkout_id = 'CHECKOUT_ID';
+
+    $data = $coinbase->getCheckout($checkout_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/GettingEventInfo.php b/examples/GettingEventInfo.php
new file mode 100644
index 0000000..c211604
--- /dev/null
+++ b/examples/GettingEventInfo.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $event_id = 'EVENT_ID';
+
+    $data = $coinbase->getEvent($event_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/GettingInvoiceInfo.php b/examples/GettingInvoiceInfo.php
new file mode 100644
index 0000000..fb8835f
--- /dev/null
+++ b/examples/GettingInvoiceInfo.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $invoice_code_id = 'INVOICE_CODE_OR_INVOICE_ID';
+
+    $data = $coinbase->getInvoice($invoice_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ListingCharges.php b/examples/ListingCharges.php
new file mode 100644
index 0000000..b2be6a0
--- /dev/null
+++ b/examples/ListingCharges.php
@@ -0,0 +1,23 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $data = $coinbase->listCharges();
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ListingCheckouts.php b/examples/ListingCheckouts.php
new file mode 100644
index 0000000..bc304b2
--- /dev/null
+++ b/examples/ListingCheckouts.php
@@ -0,0 +1,23 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $data = $coinbase->listCheckouts();
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ListingEvents.php b/examples/ListingEvents.php
new file mode 100644
index 0000000..1b04b35
--- /dev/null
+++ b/examples/ListingEvents.php
@@ -0,0 +1,23 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $data = $coinbase->listEvents();
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ListingInvoices.php b/examples/ListingInvoices.php
new file mode 100644
index 0000000..34a4884
--- /dev/null
+++ b/examples/ListingInvoices.php
@@ -0,0 +1,23 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $data = $coinbase->listInvoices();
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ResolveInvoice.php b/examples/ResolveInvoice.php
new file mode 100644
index 0000000..4130bb8
--- /dev/null
+++ b/examples/ResolveInvoice.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $invoice_code_id = 'INVOICE_CODE_OR_INVOICE_ID';
+
+    $data = $coinbase->resolveInvoice($invoice_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/ResolvingCharge.php b/examples/ResolvingCharge.php
new file mode 100644
index 0000000..a1e3e17
--- /dev/null
+++ b/examples/ResolvingCharge.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $charge_code_id = 'CHARGE_CODE_OR_CHARGE_ID';
+
+    $data = $coinbase->resolveCharge($charge_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/UpdatingCheckout.php b/examples/UpdatingCheckout.php
new file mode 100644
index 0000000..3ed2308
--- /dev/null
+++ b/examples/UpdatingCheckout.php
@@ -0,0 +1,38 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+use MarcialPaulG\Coinbase\UpdateCheckout;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+
+    $checkout_id = 'CHECKOUT_ID_TO_UPDATE';
+
+    $update_checkout = new UpdateCheckout(
+        id: $checkout_id,
+        name: 'new name',
+        description: 'updated description #2',
+        local_price: [
+            'amount' => '2000',
+            'currency' => 'PHP'
+        ],
+        requested_info: ['name']
+    );
+
+    $data = $coinbase->updateCheckout($update_checkout);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/VoidInvoice.php b/examples/VoidInvoice.php
new file mode 100644
index 0000000..2ece270
--- /dev/null
+++ b/examples/VoidInvoice.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Coinbase;
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+
+$api_key = 'YOUR_API_KEY';
+
+$throw_exceptions = true;
+
+$coinbase = new Coinbase($api_key, $throw_exceptions);
+
+////////////////////////////////////////////////////////////////////////////////
+
+try {
+
+    $invoice_code_id = 'INVOICE_CODE_OR_INVOICE_ID';
+
+    $data = $coinbase->voidInvoice($invoice_code_id);
+} catch (InvalidRequestException | RateLimitExceededException $e) {
+
+    echo $e->getMessage();
+}
diff --git a/examples/Webhook.php b/examples/Webhook.php
new file mode 100644
index 0000000..22e05c3
--- /dev/null
+++ b/examples/Webhook.php
@@ -0,0 +1,26 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use MarcialPaulG\Coinbase\Exceptions\WebhookPayloadException;
+use MarcialPaulG\Coinbase\Exceptions\WebhookSignatureException;
+use MarcialPaulG\Coinbase\Webhook;
+
+$secret_key = 'YOU_API_SECRET_KEY';
+
+$payload = trim(file_get_contents('php://input'));
+
+$http_header_signature = $_SERVER[Webhook::SIGNATURE_HEADER_NAME];
+
+$webhook = new Webhook($secret_key, $payload, $http_header_signature);
+
+try {
+
+    $webhook->validate();
+} catch (WebhookPayloadException | WebhookSignatureException $e) {
+
+    die($e->getMessage());
+}
+
+// it's safe now to process the payload
+// process event
\ No newline at end of file
diff --git a/src/ApiRequest.php b/src/ApiRequest.php
new file mode 100644
index 0000000..6420952
--- /dev/null
+++ b/src/ApiRequest.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Interface\ApiRequest as ApiRequestInterface;
+
+class ApiRequest implements ApiRequestInterface
+{
+
+    public function __construct(public string $method, public string $uri, public array $params = [])
+    {
+    }
+
+    public function getMethod(): string
+    {
+        return $this->method;
+    }
+
+    public function getUri(): string
+    {
+        return $this->uri;
+    }
+
+    public function getData(): array
+    {
+        return $this->params;
+    }
+}
diff --git a/src/Charge.php b/src/Charge.php
new file mode 100644
index 0000000..d7ee39f
--- /dev/null
+++ b/src/Charge.php
@@ -0,0 +1,76 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Exceptions\InputException;
+use MarcialPaulG\Coinbase\Interface\ApiRequest;
+use MarcialPaulG\Coinbase\Interface\Charge as InterfaceCharge;
+
+class Charge implements InterfaceCharge, ApiRequest
+{
+
+    public array|null $local_price = null;
+
+    public function __construct(
+        public string $name,
+
+        public string $description,
+
+        public string $pricing_type = 'no_price',
+
+        public string|null $amount = null,
+
+        public string|null $currency = null,
+
+        public array|null $metadata = null,
+
+        public string|null $redirect_url = null,
+
+        public string|null $cancel_url = null
+    ) {
+
+        if (!in_array($this->pricing_type, [
+            static::NO_PRICE,
+            static::FIXED_PRICE
+        ])) {
+
+            throw new InputException('Charge request error: [' . static::NO_PRICE . ', ' . static::FIXED_PRICE . '] only');
+        }
+
+        if (empty($this->amount)) {
+
+            $this->pricing_type = static::NO_PRICE;
+        } else {
+
+            $this->pricing_type = static::FIXED_PRICE;
+
+            $this->local_price = [
+                'amount' => $this->amount,
+                'currency' => $this->currency
+            ];
+        }
+    }
+
+    public function getMethod(): string
+    {
+        return 'POST';
+    }
+
+    public function getUri(): string
+    {
+        return static::RESOURCE_URI;
+    }
+
+    public function getData(): array
+    {
+        return [
+            'name' => $this->name,
+            'description' => $this->description,
+            'pricing_type' => $this->pricing_type,
+            'local_price' => $this->local_price,
+            'metadata' => $this->metadata,
+            'redirect_url' => $this->redirect_url,
+            'cancel_url' => $this->cancel_url,
+        ];
+    }
+}
diff --git a/src/Checkout.php b/src/Checkout.php
new file mode 100644
index 0000000..f180ee4
--- /dev/null
+++ b/src/Checkout.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Exceptions\InputException;
+use MarcialPaulG\Coinbase\Interface\ApiRequest;
+use MarcialPaulG\Coinbase\Interface\Checkout as InterfaceCheckout;
+
+class Checkout implements InterfaceCheckout, ApiRequest
+{
+
+    public array|null $local_price = null;
+
+    public function __construct(
+        public string $name,
+
+        public string $description,
+
+        public string $pricing_type = 'no_price',
+
+        public string|null $amount = null,
+
+        public string|null $currency = null,
+
+        public array|null $requested_info = null,
+
+
+    ) {
+
+        if (!in_array($this->pricing_type, [
+            static::NO_PRICE,
+            static::FIXED_PRICE
+        ])) {
+
+            throw new InputException('Checkout request error: [' . static::NO_PRICE . ', ' . static::FIXED_PRICE . '] only');
+        }
+
+        if (empty($this->amount)) {
+
+            $this->pricing_type = static::NO_PRICE;
+        } else {
+
+            $this->pricing_type = static::FIXED_PRICE;
+
+            $this->local_price = [
+                'amount' => $this->amount,
+                'currency' => $this->currency
+            ];
+        }
+
+        $this->requested_info = collect($this->requested_info)->filter(function ($info) {
+
+            return in_array($info, static::REQUEST_INFO);
+        })->toArray();
+    }
+
+    public function getMethod(): string
+    {
+        return 'POST';
+    }
+
+    public function getUri(): string
+    {
+        return static::RESOURCE_URI;
+    }
+
+    public function getData(): array
+    {
+        return [
+            'name' => $this->name,
+            'description' => $this->description,
+            'pricing_type' => $this->pricing_type,
+            'local_price' => $this->local_price,
+            'requested_info' => $this->requested_info
+        ];
+    }
+}
diff --git a/src/Coinbase.php b/src/Coinbase.php
new file mode 100644
index 0000000..d189527
--- /dev/null
+++ b/src/Coinbase.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use GuzzleHttp\Client;
+use MarcialPaulG\Coinbase\Interface\Coinbase as InterfaceCoinbase;
+use MarcialPaulG\Coinbase\Utils\ApiRequest;
+use MarcialPaulG\Coinbase\Utils\Charge;
+use MarcialPaulG\Coinbase\Utils\Checkout;
+use MarcialPaulG\Coinbase\Utils\Event;
+use MarcialPaulG\Coinbase\Utils\Invoice;
+
+class Coinbase implements InterfaceCoinbase
+{
+
+    use ApiRequest;
+    use Charge;
+    use Checkout;
+    use Event;
+    use Invoice;
+
+    public Client $http_client_handler;
+
+    public function __construct(public string $api_key, public bool $throw_exceptions = true)
+    {
+
+        $this->http_client_handler = new Client([
+            'base_uri' => static::BASE_API_URL,
+            'headers' => [
+                static::API_KEY_HEADER_NAME => $api_key,
+                static::API_VERSION_HEADER_NAME => static::API_LATEST_VERSION
+            ],
+            'http_errors' => false
+        ]);
+    }
+}
diff --git a/src/Exceptions/ApiException.php b/src/Exceptions/ApiException.php
new file mode 100644
index 0000000..5af6326
--- /dev/null
+++ b/src/Exceptions/ApiException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class ApiException extends Exception
+{
+    //
+}
diff --git a/src/Exceptions/InputException.php b/src/Exceptions/InputException.php
new file mode 100644
index 0000000..cceaa4f
--- /dev/null
+++ b/src/Exceptions/InputException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class InputException extends Exception
+{
+    //
+}
diff --git a/src/Exceptions/InvalidRequestException.php b/src/Exceptions/InvalidRequestException.php
new file mode 100644
index 0000000..a0b680c
--- /dev/null
+++ b/src/Exceptions/InvalidRequestException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class InvalidRequestException extends Exception
+{
+    //
+}
diff --git a/src/Exceptions/RateLimitExceededException.php b/src/Exceptions/RateLimitExceededException.php
new file mode 100644
index 0000000..44faabf
--- /dev/null
+++ b/src/Exceptions/RateLimitExceededException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class RateLimitExceededException extends Exception
+{
+    //
+}
diff --git a/src/Exceptions/WebhookPayloadException.php b/src/Exceptions/WebhookPayloadException.php
new file mode 100644
index 0000000..ab73270
--- /dev/null
+++ b/src/Exceptions/WebhookPayloadException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class WebhookPayloadException extends Exception
+{
+    //
+}
diff --git a/src/Exceptions/WebhookSignatureException.php b/src/Exceptions/WebhookSignatureException.php
new file mode 100644
index 0000000..e221cf6
--- /dev/null
+++ b/src/Exceptions/WebhookSignatureException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Exceptions;
+
+use Exception;
+
+class WebhookSignatureException extends Exception
+{
+    //
+}
diff --git a/src/Interface/ApiRequest.php b/src/Interface/ApiRequest.php
new file mode 100644
index 0000000..90037a6
--- /dev/null
+++ b/src/Interface/ApiRequest.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface ApiRequest
+{
+
+    public function getMethod(): string;
+
+    public function getUri(): string;
+
+    public function getData(): array;
+}
diff --git a/src/Interface/Charge.php b/src/Interface/Charge.php
new file mode 100644
index 0000000..04b69fa
--- /dev/null
+++ b/src/Interface/Charge.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Charge
+{
+
+    const RESOURCE_URI = 'charges';
+
+    const NO_PRICE = 'no_price';
+
+    const FIXED_PRICE = 'fixed_price';
+}
diff --git a/src/Interface/Checkout.php b/src/Interface/Checkout.php
new file mode 100644
index 0000000..8200cbf
--- /dev/null
+++ b/src/Interface/Checkout.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Checkout
+{
+
+    const RESOURCE_URI = 'checkouts';
+
+    const NO_PRICE = 'no_price';
+
+    const FIXED_PRICE = 'fixed_price';
+
+    const REQUEST_INFO = ['email', 'name'];
+}
diff --git a/src/Interface/Coinbase.php b/src/Interface/Coinbase.php
new file mode 100644
index 0000000..1a03b06
--- /dev/null
+++ b/src/Interface/Coinbase.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Coinbase
+{
+    const BASE_API_URL = 'https://api.commerce.coinbase.com';
+
+    const API_KEY_HEADER_NAME = 'X-CC-Api-Key';
+
+    const API_VERSION_HEADER_NAME = 'X-CC-Version';
+
+    const API_LATEST_VERSION = '2018-03-22';
+
+    const RATE_LIMIT_ERROR_HEADER_CODE = 429;
+
+    public function __construct(string $api_key);
+
+    public function request(ApiRequest $request): array;
+}
diff --git a/src/Interface/Event.php b/src/Interface/Event.php
new file mode 100644
index 0000000..364be70
--- /dev/null
+++ b/src/Interface/Event.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Event
+{
+
+    const RESOURCE_URI = 'events';
+}
diff --git a/src/Interface/Invoice.php b/src/Interface/Invoice.php
new file mode 100644
index 0000000..63a3a59
--- /dev/null
+++ b/src/Interface/Invoice.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Invoice
+{
+
+    const RESOURCE_URI = 'invoices';
+}
diff --git a/src/Interface/Webhook.php b/src/Interface/Webhook.php
new file mode 100644
index 0000000..0a0b23a
--- /dev/null
+++ b/src/Interface/Webhook.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Interface;
+
+interface Webhook
+{
+
+    const CREATED = 'charge:created';
+
+    const CONFIRMED = 'charge:confirmed';
+
+    const FAILED = 'charge:failed';
+
+    const DELAYED = 'charge:delayed';
+
+    const PENDING = 'charge:pending';
+
+    const RESOLVED = 'charge:resolved';
+
+    const SIGNATURE_HEADER_NAME = 'X-CC-Webhook-Signature';
+}
diff --git a/src/Invoice.php b/src/Invoice.php
new file mode 100644
index 0000000..b89c9a5
--- /dev/null
+++ b/src/Invoice.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Interface\ApiRequest;
+use MarcialPaulG\Coinbase\Interface\Invoice as InterfaceInvoice;
+
+class Invoice implements InterfaceInvoice, ApiRequest
+{
+    public array $local_price = [
+        'amount' => '0.00',
+        'currency' => 'USD'
+    ];
+
+    public function __construct(
+        public string $business_name,
+        public string $customer_email,
+        public string $amount,
+        public string $currency,
+        public string|null $customer_name,
+        public string|null $memo,
+    ) {
+
+        $this->local_price['amount'] = $this->amount;
+
+        $this->local_price['currency'] = $this->currency;
+    }
+
+    public function getMethod(): string
+    {
+        return 'POST';
+    }
+
+    public function getUri(): string
+    {
+        return static::RESOURCE_URI;
+    }
+
+    public function getData(): array
+    {
+        return [
+            'business_name' => $this->business_name,
+            'customer_email' => $this->customer_email,
+            'customer_name' => $this->customer_name,
+            'local_price' => $this->local_price,
+            'memo' => $this->memo,
+        ];
+    }
+}
diff --git a/src/UpdateCheckout.php b/src/UpdateCheckout.php
new file mode 100644
index 0000000..066d3e4
--- /dev/null
+++ b/src/UpdateCheckout.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Interface\ApiRequest;
+use MarcialPaulG\Coinbase\Interface\Checkout;
+
+class UpdateCheckout implements Checkout, ApiRequest
+{
+
+    public function __construct(
+        public string $id,
+        public string|null $name,
+        public string|null $description,
+        public array|null $local_price,
+        public array|null $requested_info,
+    ) {
+    }
+
+    public function getMethod(): string
+    {
+        return 'PUT';
+    }
+
+    public function getUri(): string
+    {
+        return static::RESOURCE_URI . "/{$this->id}";
+    }
+
+    public function getData(): array
+    {
+        return [
+            'name' => $this->name,
+            'description' => $this->description,
+            'local_price' => $this->local_price,
+            'requested_info' => $this->requested_info
+        ];
+    }
+}
diff --git a/src/Utils/ApiRequest.php b/src/Utils/ApiRequest.php
new file mode 100644
index 0000000..19f0387
--- /dev/null
+++ b/src/Utils/ApiRequest.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Utils;
+
+use MarcialPaulG\Coinbase\Exceptions\InvalidRequestException;
+use MarcialPaulG\Coinbase\Exceptions\RateLimitExceededException;
+use MarcialPaulG\Coinbase\Interface\ApiRequest as InterfaceApiRequest;
+
+trait ApiRequest
+{
+
+    public function request(InterfaceApiRequest $apiRequest): array
+    {
+
+        $uri = ltrim($apiRequest->getUri(), '/');
+
+        $options = [];
+
+        $params = $apiRequest->getData();
+
+        if (!empty($params)) {
+
+            $options['json'] = $params;
+        }
+
+        $response = $this->http_client_handler->request(
+            $apiRequest->getMethod(),
+            $uri,
+            $options
+        );
+
+        $contents = $response->getBody()->getContents();
+
+        if ($this->throw_exceptions) {
+
+            match ($response->getStatusCode()) {
+
+                400 => throw new InvalidRequestException($contents),
+
+                429 => throw new RateLimitExceededException($contents),
+
+                default => null
+            };
+        }
+
+
+
+        return json_decode($contents, true);
+    }
+}
diff --git a/src/Utils/Charge.php b/src/Utils/Charge.php
new file mode 100644
index 0000000..0f21002
--- /dev/null
+++ b/src/Utils/Charge.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Utils;
+
+use MarcialPaulG\Coinbase\ApiRequest;
+use MarcialPaulG\Coinbase\Charge as CoinbaseCharge;
+
+trait Charge
+{
+    public function listCharges(): array
+    {
+        $request = new ApiRequest('GET', CoinbaseCharge::RESOURCE_URI);
+
+        return $this->request($request);
+    }
+
+    public function getCharge(string $charge_code_id): array
+    {
+        $request = new ApiRequest('GET', CoinbaseCharge::RESOURCE_URI . "/{$charge_code_id}");
+
+        return $this->request($request);
+    }
+
+    public function createCharge(...$args): array
+    {
+        $request = new CoinbaseCharge(...$args);
+
+        return $this->request($request);
+    }
+
+    public function cancelCharge(string $charge_code_id): array
+    {
+        $request = new ApiRequest('POST', CoinbaseCharge::RESOURCE_URI . "/{$charge_code_id}/cancel");
+
+        return $this->request($request);
+    }
+
+    public function resolveCharge(string $charge_code_id): array
+    {
+        $request = new ApiRequest('POST', CoinbaseCharge::RESOURCE_URI . "/{$charge_code_id}/resolve");
+
+        return $this->request($request);
+    }
+}
diff --git a/src/Utils/Checkout.php b/src/Utils/Checkout.php
new file mode 100644
index 0000000..36e3c2f
--- /dev/null
+++ b/src/Utils/Checkout.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Utils;
+
+use MarcialPaulG\Coinbase\ApiRequest;
+use MarcialPaulG\Coinbase\Checkout as CoinbaseCheckout;
+use MarcialPaulG\Coinbase\UpdateCheckout;
+
+trait Checkout
+{
+    public function listCheckouts(): array
+    {
+        $request = new ApiRequest('GET', CoinbaseCheckout::RESOURCE_URI);
+
+        return $this->request($request);
+    }
+
+    public function getCheckout(string $checkout_id): array
+    {
+        $request = new ApiRequest('GET', CoinbaseCheckout::RESOURCE_URI . "/{$checkout_id}");
+
+        return $this->request($request);
+    }
+
+    public function createCheckout(...$args): array
+    {
+        $request = new CoinbaseCheckout(...$args);
+
+        return $this->request($request);
+    }
+
+    public function updateCheckout(UpdateCheckout $update_checkout): array
+    {
+        return $this->request($update_checkout);
+    }
+
+    public function deleteCheckout(string $checkout_id): array
+    {
+        $request = new ApiRequest('DELETE', CoinbaseCheckout::RESOURCE_URI . "/{$checkout_id}");
+
+        return $this->request($request);
+    }
+}
diff --git a/src/Utils/Event.php b/src/Utils/Event.php
new file mode 100644
index 0000000..9637185
--- /dev/null
+++ b/src/Utils/Event.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Utils;
+
+use MarcialPaulG\Coinbase\ApiRequest;
+use MarcialPaulG\Coinbase\Interface\Event as InterfaceEvent;
+
+trait Event
+{
+
+    public function listEvents()
+    {
+        $request = new ApiRequest('GET', InterfaceEvent::RESOURCE_URI);
+
+        return $this->request($request);
+    }
+
+    public function getEvent(string $event_id)
+    {
+        $request = new ApiRequest('GET', InterfaceEvent::RESOURCE_URI . "/{$event_id}");
+
+        return $this->request($request);
+    }
+}
diff --git a/src/Utils/Invoice.php b/src/Utils/Invoice.php
new file mode 100644
index 0000000..aef0a13
--- /dev/null
+++ b/src/Utils/Invoice.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace MarcialPaulG\Coinbase\Utils;
+
+use MarcialPaulG\Coinbase\ApiRequest;
+use MarcialPaulG\Coinbase\Invoice as CoinbaseInvoice;
+
+trait Invoice
+{
+    public function listInvoices(): array
+    {
+        $request = new ApiRequest('GET', CoinbaseInvoice::RESOURCE_URI);
+
+        return $this->request($request);
+    }
+
+    public function getInvoice(string $invoice_code_id): array
+    {
+        $request = new ApiRequest('GET', CoinbaseInvoice::RESOURCE_URI . "/{$invoice_code_id}");
+
+        return $this->request($request);
+    }
+
+    public function createInvoice(...$args): array
+    {
+        $request = new CoinbaseInvoice(...$args);
+
+        return $this->request($request);
+    }
+
+    public function voidInvoice(string $invoice_code_id): array
+    {
+        $request = new ApiRequest('PUT', CoinbaseInvoice::RESOURCE_URI . "/{$invoice_code_id}/void");
+
+        return $this->request($request);
+    }
+
+    public function resolveInvoice(string $invoice_code_id): array
+    {
+        $request = new ApiRequest('POST', CoinbaseInvoice::RESOURCE_URI . "/{$invoice_code_id}/resolve");
+
+        return $this->request($request);
+    }
+}
diff --git a/src/Webhook.php b/src/Webhook.php
new file mode 100644
index 0000000..9842230
--- /dev/null
+++ b/src/Webhook.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace MarcialPaulG\Coinbase;
+
+use MarcialPaulG\Coinbase\Exceptions\WebhookPayloadException;
+use MarcialPaulG\Coinbase\Exceptions\WebhookSignatureException;
+use MarcialPaulG\Coinbase\Interface\Webhook as InterfaceWebhook;
+
+class Webhook implements InterfaceWebhook
+{
+
+    public function __construct(public string $secret_key, public string $payload, public string $signature)
+    {
+    }
+
+    public function validate()
+    {
+
+        $data = json_decode($this->payload, true);
+
+        if (json_last_error() || !isset($data['event'])) {
+
+            throw new WebhookPayloadException('Invalid payload provided.');
+        }
+
+        $computedSignature = hash_hmac('sha256', $this->payload, $this->secret_key);
+
+        if (!hash_equals($this->signature, $computedSignature)) {
+
+            throw new WebhookSignatureException('Signature mismatched!');
+        }
+    }
+}