feat: add transaction

app/controllers/Transaction.php

+<?php
+
+class Transaction extends Controller
+{
+  public function index()
+  {
+    $this->validateSession();
+
+    $data["pageTitle"] = "Transaction History";
+    $data["user_id"] = $_SESSION['user_id'];
+
+    // user's transaction
+    $baseUrl = 'http://soap:8080/service/transaction';
+
+    $soapRequest = '<x:Envelope
+                        xmlns:x="http://schemas.xmlsoap.org/soap/envelope/"
+                        xmlns:ser="http://service.toco.org/">
+                        <x:Header/>
+                        <x:Body>
+                            <ser:getTransactions>
+                                <user_id>' . $data["user_id"] . '</user_id>
+                            </ser:getTransactions>
+                        </x:Body>
+                    </x:Envelope>';
+
+    $ch = curl_init($baseUrl);
+    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+    curl_setopt($ch, CURLOPT_POST, true);
+    curl_setopt($ch, CURLOPT_POSTFIELDS, $soapRequest);
+    curl_setopt(
+        $ch,
+        CURLOPT_HTTPHEADER,
+        array(
+            'Content-Type: text/xml',
+            'SOAPAction: getTransactions',
+            'X-api-key: toco_php'
+        )
+    );
+
+    $response = curl_exec($ch);
+
+    if (curl_errno($ch)) {
+        echo 'Curl error: ' . curl_error($ch);
+    }
+
+    curl_close($ch);
+    $data['transaction'] = $response;
+
+    if (preg_match_all('/<return>(.*?)<\/return>/', $response, $matches)) {
+        $data['transaction'] = [];
+    
+        foreach ($matches[1] as $match) {
+            $components = explode(', ', $match);
+            $transaction = [
+                'amount' => intval($components[0]),
+                'action' => $components[1],
+                'status' => $components[2]
+            ];
+            $data['transaction'][] = $transaction;
+        }
+    } else {
+        echo 'Error extracting values from XML response.';
+    }    
+
+    $this->view('header/index', $data);
+    $this->view('navbar/index');
+    $this->view('transaction/index', $data);
+    $this->view('footer/index');
+  }
+}
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app/views/exercise/index.php

@@ -5,7 +5,7 @@ $selectedLanguageId = isset($_GET['language']) ? (int) $_GET['language'] : -1;
 <div class="exercise">
   <div class="container exercise-container">
     <h1 class="font-bold text-xl text-blue-purple-gradient">
-      Exercises
+      Exercise
     </h1>
 
     <form id="search-filter-sort-form" action="" method="GET">

app/views/navbar/index.php

@@ -37,6 +37,7 @@ $profile_pic = isset($_SESSION['profile_pic']) ? $_SESSION['profile_pic'] : '/pu
                 <li><a href="<?php echo $username ? '/learn' : '/login'; ?>" class="text-sm text-black">Learn</a></li>
                 <li><a href="/exercise" class="text-sm text-black">Exercise</a></li>
                 <li><a href="/merchandise" class="text-sm text-black">Merchandise</a></li>
+                <li><a href="/transaction" class="text-sm text-black">Transactions</a></li>
             </ul>
         </div>
 
@@ -72,8 +73,9 @@ $profile_pic = isset($_SESSION['profile_pic']) ? $_SESSION['profile_pic'] : '/pu
     <div class="dropdown-menu">
         <ul>
             <li><a href="<?php echo $username ? '/learn' : '/login'; ?>" class="text-sm text-black">Learn</a></li>
-            <li><a href="/#" class="text-sm text-black">Articles</a></li>
-            <li><a href="/#" class="text-sm text-black">Bootcamp</a></li>
+            <li><a href="/exercise" class="text-sm text-black">Exercise</a></li>
+            <li><a href="/merchandise" class="text-sm text-black">Merchandise</a></li>
+            <li><a href="/transaction" class="text-sm text-black">Transactions</a></li>
             <?php if ($username) : ?>
                 <?php if ($is_admin) : ?>
                     <li><a href="/admin" class="text-sm text-black">CMS</a></li>

app/views/transaction/index.php

+<?php
+?>
+
+<div class="transaction">
+  <div class="container transaction-container">
+    <h1 class="font-bold text-xl text-blue-purple-gradient">
+      Transaction
+    </h1>
+
+    <div class="card-container" id="transaction-container">
+      <?php foreach ($data['transaction'] as $transaction): ?>
+        <div class="transaction-card">
+          <div class="transaction-head">
+            <div class="content">
+              <h2 class="font-bold text-md">
+                <?= $transaction['amount'] ?>
+              </h2>
+              <span class="font-reg text-xs">
+                <?= $transaction['action'] ?> &#9679;
+                <?= $transaction['status'] ?>
+              </span>
+            </div>
+          </div>
+        </div>
+      <?php endforeach; ?>
+  </div>
+</div>
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