<?php
include("../db/cn.php");
include("common/tx.php");
ob_start();
if (isset($_SESSION['user_name'], $_SESSION['user_role'], $_SESSION['outlet_name'], $_SESSION['outlet_address'])) {
    $userName = $_SESSION['user_name'];
    $userRole = $_SESSION['user_role'];
    $outlet_address = $_SESSION['outlet_address'];
    $outlet_name = $_SESSION['outlet_name'];
}
$id = $_GET["id"];
$rec = mysqli_query($connection, "SELECT * FROM products WHERE id = '$id'");
$row = mysqli_fetch_array($rec);
if ($_SERVER["REQUEST_METHOD"] == "POST" && isset($_POST["submit2"])) {
    $id = $_POST["id"];
    $product_id = $_POST["product_id"];
    $product_name = $_POST["product_name"];
    @$size = $_POST["size"]; // new field 'size'
    @$category = $_POST["category"]; // new field 'category'
    $company = $_POST["company"];
    @$length = $_POST["length"];
    @$width = $_POST["width"];
    @$length_feet = $_POST["lengthfeet"];
    @$width_feet = $_POST["widthfeet"];
    @$square_feet = $_POST["sqarea"];
    @$quantity = $_POST["quantity"];
    @$total_quantity = $_POST["total_quantity"];
    @$retail_price = $_POST["retail_price"];
    @$percentage = $_POST["percentage"];
    $trade_price = $_POST["trade_price"];
    $total_amount = $_POST["total_amount"];
    @$total_purchase = $_POST["total_purchase"]; 
    $supplier = $_POST["supplier"];
    @$rack_no = $_POST["rack_no"];
    @$batch_no = $_POST["batch_no"];
    $date_time = date("Y-m-d");
    $login_user = $userName;
    $user_role = $userRole;
    $outlet_name = $outlet_name;
    $outlet_address = $outlet_address;
    $product_unit = $_POST["product_unit"];

    $query = "UPDATE products SET 
        product_id = '$product_id', 
        product_name = '$product_name', 
        size = '$size', 
        category = '$category', 
        company = '$company', 
        quantity = '$quantity', 
        retail_price = '$retail_price', 
        percentage = '$percentage', 
        trade_price = '$trade_price', 
        total_amount = '$total_amount', 
        total_purchase = '$total_purchase', 
        product_unit = '$product_unit', 
        supplier = '$supplier', 
        date_time = '$date_time', 
        login_user = '$login_user', 
        user_role = '$user_role', 
        outlet_name = '$outlet_name', 
        outlet_address = '$outlet_address' 
    WHERE id = '$id'";

    if (mysqli_query($connection, $query)) {
        echo '<script type="text/javascript">window.location.href="addproduct.php";</script>';
        exit();
    } else {
        echo "Error updating product: " . mysqli_error($connection);
    }
}
ob_end_flush();
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <meta name="description" content="">
    <meta name="author" content="">
    <title><?php echo $tx; ?></title>
    <link href="../vendor/fontawesome-free/css/all.min.css" rel="stylesheet" type="text/css">
    <link href="https://fonts.googleapis.com/css2?family=Quicksand:wght@200;300;400;500;600;700&display=swap" rel="stylesheet">
    <link href="../css/sb-admin-2.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
</head>
<style>
body {
    font-family: 'Quicksand', sans-serif;
}
		    .chart-container {
      position: relative;
      background: rgba(255, 255, 255, 0.9);
      border-radius: 10px;
      padding: 15px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    }

    canvas {
      max-width: 100%;
      height: auto;
    }
.bg-gradient-primary{
	background:#0A4657;
	color:#fff;	
	}
.btn-primary{
	background:#0A4657;
	color:#fff;
	 border:1px #0A4657 solid;
	}  
.btn-primary:hover{
  background:#fff;
  border:1px #0A4657 solid;
	color:#0A4657;
	}	 
    .chart-container {
      position: relative;
      background: rgba(255, 255, 255, 0.9);
      border-radius: 10px;
      padding: 15px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    }
    canvas {
      max-width: 100%;
      height: auto;
    }
	.fa-download:hover{
		color:#953E39;
		}
label, .form-control, option{
    font-weight:700;
    color:#000;   
}
  </style>

<body id="page-top">

    <div id="wrapper">

        <?php
        include("common/sd.php");
		?>
        <div id="content-wrapper" class="d-flex flex-column">

            <div id="content">

                <nav class="navbar navbar-expand navbar-light bg-white topbar mb-4 static-top shadow">

                    <button id="sidebarToggleTop" class="btn btn-link d-md-none rounded-circle mr-3">
                        <i class="fa fa-bars"></i>
                    </button>

  <?php include('common/log.php');  ?>

                </nav>
                
<div class="main-content">
    <div class="container">
        <div class="row">
            <div class="col-sm-9">
                <h3 style="color:#212529;font-weight:700;"> Update Product</h3>
            </div>
            <div class="col-sm-3">
                <a href="addproduct.php"><button type="button" class="btn btn-dark" style="float:right;"><i class="fa fa-arrow-left"></i></button></a>
            </div>
        </div>
       
    </div><br />
    <div class="container">
        <div class="row">
            <div class="col-sm-1"></div>
            <div class="col-sm-5">
                <form method="post" action="product_update.php?id=<?php echo $id; ?>" enctype="multipart/form-data">
                    <div class="form-group">
                        <label>Product ID</label>
                        <input type="text" name="product_id" class="form-control" value="<?php echo $row["product_id"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Product Name</label>
                        <input type="text" name="product_name" class="form-control" value="<?php echo $row["product_name"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Category</label>
                        <input type="text" name="category" class="form-control" value="<?php echo $row["category"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Company</label>
                        <input type="text" name="company" class="form-control" value="<?php echo $row["company"]; ?>" />
                    </div>
                
                    <div class="form-group">
                        <label>Quantity</label>
                        <input type="text" name="quantity" class="form-control" value="<?php echo $row["quantity"]; ?>" />
                    </div>
                    
                        <div class="form-group">
                        <label>Sale Price</label>
                        <input type="text" name="retail_price" id="retail_price" class="form-control" value="<?php echo $row["retail_price"]; ?>" />
                    </div>
                   
                </div>
                <div class="col-sm-5">
                 <div class="form-group">
                        <label>% Apply</label>
                        <input type="text" name="percentage" id="percentage" class="form-control" readonly value="<?php echo $row["percentage"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Purchase Price</label>
                        <input type="text" name="trade_price" id="trade_price" class="form-control" value="<?php echo $row["trade_price"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Total Amount</label>
                        <input type="text" name="total_amount" id="total_amount" class="form-control" readonly value="<?php echo $row["total_amount"]; ?>" />
                    </div>
                    <div class="form-group">
                        <label>Supplier</label>
                  <input type="text" name="supplier" class="form-control" value="<?php echo $row["supplier"]; ?>" />
                  </div>
                    <div class="form-group">
                        <label>Product Unit</label>
                        <input type="text" name="product_unit" class="form-control" value="<?php echo $row["product_unit"]; ?>" />
                    </div>
                    <hr />
                    <input type="hidden" name="id" value="<?php echo $id; ?>" />
                    <input type="hidden" name="login_user" value="<?php echo $userName; ?>" />
                    <input type="hidden" name="user_role" value="<?php echo $userRole; ?>" />
                    <input type="hidden" name="outlet_name" value="<?php echo $outlet_name; ?>" />
                    <input type="hidden" name="outlet_address" value="<?php echo $outlet_address; ?>" />
                    <button class="btn btn-dark form-control text-white" name="submit2" type="submit">Update Product</button>
                </form>
            </div>
            <div class="col-sm-1"></div>
        </div>
    </div>
</div> 
            </div>
            <br><br>
            <?php include("common/main_ft.php");  ?>

        </div>

    </div>
    <a class="scroll-to-top rounded" href="#page-top">
        <i class="fas fa-angle-up"></i>
    </a>
    <div class="modal fade" id="logoutModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel"
        aria-hidden="true">
        <div class="modal-dialog" role="document">
            <div class="modal-content">
                <div class="modal-header">
                    <h5 class="modal-title" id="exampleModalLabel">Ready to Leave?</h5>
                    <button class="close" type="button" data-dismiss="modal" aria-label="Close">
                        <span aria-hidden="true">×</span>
                    </button>
                </div>
                <div class="modal-body">Select "Logout" below if you are ready to end your current session.</div>
                <div class="modal-footer">
                    <button class="btn btn-secondary" type="button" data-dismiss="modal">Cancel</button>
                    <a class="btn btn-primary" href="">Logout</a>
                </div>
            </div>
        </div>
    </div>
<script>
       function calculateTotalAmount() {
        let quantity = parseFloat(document.querySelector('input[name="quantity"]').value) || 0;
        let trade_price = parseFloat(document.getElementById("trade_price").value) || 0;

        if (quantity > 0 && trade_price > 0) {
            let total_amount = (quantity * trade_price).toFixed(2);
            document.getElementById("total_amount").value = total_amount;
        } else {
            document.getElementById("total_amount").value = '';
        }
    }

    function calculateTradePercentage() {
        let retail_price = parseFloat(document.getElementById("retail_price").value) || 0;
        let trade_price = parseFloat(document.getElementById("trade_price").value) || 0;

        if (retail_price > 0 && trade_price > 0) {
            let percentage = ((retail_price - trade_price) * 100 / retail_price).toFixed(2);
            document.getElementById("percentage").value = percentage;
        } else {
            document.getElementById("percentage").value = '';
        }
    }

    document.addEventListener('DOMContentLoaded', (event) => {
        document.querySelector('input[name="quantity"]').addEventListener('input', calculateTotalAmount);
        document.getElementById("retail_price").addEventListener('input', calculateTradePercentage);
        document.getElementById("trade_price").addEventListener('input', () => {
            calculateTradePercentage();
            calculateTotalAmount();
        });
    });

    document.addEventListener("DOMContentLoaded", function () {
        var sidebar = document.getElementById("sidebar");
        var overlay = document.createElement("div");
        overlay.classList.add("overlay");
        document.body.appendChild(overlay);

        function toggleSidebar() {
            sidebar.classList.toggle("hide");
            overlay.classList.toggle("hide");

            var mainContent = document.querySelector(".main-content");
            if (sidebar.classList.contains("hide")) {
                mainContent.style.marginLeft = "0";
            } else {
                mainContent.style.marginLeft = "100px";
            }
        }

        overlay.addEventListener("click", function () {
            toggleSidebar();
        });

        var navbarToggler = document.querySelector(".navbar-toggler");
        navbarToggler.addEventListener("click", function () {
            toggleSidebar();
        });

        function checkScreenSize() {
            if (window.innerWidth > 768) {
                sidebar.classList.remove("hide");
                overlay.classList.remove("hide");
            } else {
                sidebar.classList.add("hide");
                overlay.classList.add("hide");
            }
        }

        checkScreenSize();
        window.addEventListener("resize", checkScreenSize);
    });

    function toggleSubMenu(element) {
        $(element).next('.sub-menu').slideToggle();
    }
</script>
    <script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.10.2/dist/umd/popper.min.js"></script>
    <script src="../vendor/jquery/jquery.min.js"></script>
    <script src="../vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
    <script src="../vendor/jquery-easing/jquery.easing.min.js"></script>
    <script src="../js/sb-admin-2.min.js"></script>
</body>

</html>