Added selectable num of records on each listing page, fixed up Pagination Records UI, added new stripe library, further worked on stripe integration, fixed mispelling in client details

create.php

@@ -0,0 +1,42 @@
+<?php 
+include("config.php");
+include("check_login.php");
+include("functions.php");
+?>
+
+<?php
+
+require 'vendor/stripe-php-7.72.0/init.php';
+
+// This is your real test secret API key.
+\Stripe\Stripe::setApiKey("$config_stripe_secret");
+
+
+function calculateOrderAmount(array $items): int {
+  // Replace this constant with a calculation of the order's amount
+  // Calculate the order total on the server to prevent
+  // customers from directly manipulating the amount on the client
+  return 1400;
+}
+
+header('Content-Type: application/json');
+
+try {
+  // retrieve JSON from POST body
+  $json_str = file_get_contents('php://input');
+  $json_obj = json_decode($json_str);
+
+  $paymentIntent = \Stripe\PaymentIntent::create([
+    'amount' => calculateOrderAmount($json_obj->items),
+    'currency' => 'usd',
+  ]);
+
+  $output = [
+    'clientSecret' => $paymentIntent->client_secret,
+  ];
+
+  echo json_encode($output);
+} catch (Error $e) {
+  http_response_code(500);
+  echo json_encode(['error' => $e->getMessage()]);
+}