From 97d120a1b5275bdfb930a533469787ffffdb3197 Mon Sep 17 00:00:00 2001
From: Suvodip <suvodip@l1>
Date: Wed, 19 Mar 2025 14:08:13 +0530
Subject: [PATCH] delete function

---
 customers/.hta_slug/list.php | 57 +++++++++++++++++++++++++++++++++---
 1 file changed, 53 insertions(+), 4 deletions(-)

diff --git a/customers/.hta_slug/list.php b/customers/.hta_slug/list.php
index eb82fdb..186d755 100644
--- a/customers/.hta_slug/list.php
+++ b/customers/.hta_slug/list.php
@@ -1,6 +1,47 @@
 <?php
     require('../.hta_config/conf.php');
+
+    if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST['delete'])) {
+        if (!empty($_POST['customerId']) && !empty($_POST['invoiceId'])) {
+            $customerId = $_POST['customerId'];
+            $invoiceId = $_POST['invoiceId'];
+
+            try {
+                $db = new PDO("mysql:host=$mariaServer;dbname=$mariaDb", $mariaUser, $mariaPass);
+                $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+
+                // Start Transaction
+                $db->beginTransaction();
+
+                // Delete from emi table
+                $stmt = $db->prepare("DELETE FROM emi WHERE customerId = :customerId AND invoiceId = :invoiceId");
+                $stmt->execute(['customerId' => $customerId, 'invoiceId' => $invoiceId]);
+
+                // Delete from invoice table
+                $stmt = $db->prepare("DELETE FROM invoice WHERE customerId = :customerId AND invoiceId = :invoiceId");
+                $stmt->execute(['customerId' => $customerId, 'invoiceId' => $invoiceId]);
+
+                // Delete from customers table (only if no dependent records exist)
+                $stmt = $db->prepare("DELETE FROM customers WHERE customerId = :customerId");
+                $stmt->execute(['customerId' => $customerId]);
+
+                // Commit Transaction
+                $db->commit();
+
+                echo '<div class="alert alert-success">Customer deleted successfully!</div>';
+            } catch (Exception $e) {
+                $db->rollBack();
+                error_log("Delete Error: " . $e->getMessage()); // Logs error without exposing details
+                echo '<div class="alert alert-danger">Error: ' . htmlspecialchars($e->getMessage()) . '</div>';
+            }
+        } else {
+            echo '<div class="alert alert-warning">Invalid input! Please check your data.</div>';
+        }
+    }
 ?>
+
+
+
 <div class="container-xxl mt-4">
     <h3 class="mb-3 ">Customer List</h3><hr>
     <div class="table-responsive">
@@ -21,10 +62,8 @@
             <tbody>
                 <?php
                     try {
-                        // Connect to the database
                         $db = new PDO("mysql:host=$mariaServer;dbname=$mariaDb", $mariaUser, $mariaPass);
                         $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
-
                         // Fetch customer data
                         $stmt = $db->prepare("SELECT * FROM customers ORDER BY regDate DESC");
                         $stmt->execute();
@@ -83,10 +122,15 @@
                                         <td>$<?php echo isset($emi['emiAmount']) ? htmlspecialchars($emi['emiAmount']) : '0.00'; ?></td>
                                         <td>$<?php echo isset($emi['totalAmount']) ? htmlspecialchars($emi['totalAmount']) : '0.00'; ?></td>
 
-                                        <td class="d-flex gap-1">
+                                        <td class="d-flex flex-wrap gap-1">
                                             <a href="/customers/generate-invoice/?customerId=<?php echo $customer['customerId']; ?>" class="btn btn-primary btn-sm" style="font-size: 13px;">New</a>
                                             <a href="/customers/edit-invoice/?customerId=<?php echo $customer['customerId'].'&invoiceId='.$invoice['invoiceId']; ?>" class="btn btn-primary btn-sm" style="font-size: 13px;">Edit</a>
                                             <a href="/customers/print-invoice/?customerId=<?php echo $customer['customerId'].'&invoiceId='.$invoice['invoiceId']; ?>" class="btn btn-primary btn-sm" style="font-size: 13px;">Print</a>
+                                            <form method="post">
+                                                <input type="hidden" name="customerId" value="<?php echo htmlspecialchars($customer['customerId']); ?>" />
+                                                <input type="hidden" name="invoiceId" value="<?php echo htmlspecialchars($invoice['invoiceId']); ?>" />
+                                                <button type="submit" name="delete" class="btn btn-danger btn-sm" style="font-size: 13px;">Delete</button>
+                                            </form>
                                         </td>
                                     </tr>
                 <?php
@@ -98,8 +142,13 @@
                                     <td><?php echo $customerSerial++; ?></td>
                                     <td><?php echo htmlspecialchars($customer['name']); ?></td>
                                     <td colspan="6" class="text-center">No EMI or Invoice Data</td>
-                                    <td>
+                                    <td class="d-flex flex-wrap gap-1">
                                         <a href="/customers/generate-invoice/?customerId=<?php echo $customer['customerId']; ?>" class="btn btn-primary btn-sm">New</a>
+                                        <form method="post">
+                                            <input type="hidden" name="customerId" value="<?php echo htmlspecialchars($customer['customerId']); ?>" />
+                                            <input type="hidden" name="invoiceId" value="<?php echo htmlspecialchars($invoice['invoiceId']); ?>" />
+                                            <button type="submit" name="delete" class="btn btn-danger btn-sm" style="font-size: 13px;">Delete</button>
+                                        </form>
                                     </td>
                                 </tr>
                                 <?php