i need to change this admin dasboard to new design and new layout and make it sidebar on left (<?php
session_start();
require_once 'db_connect.php';

// Check if the admin is logged in
if (!isset($_SESSION['admin_id'])) {
    header("Location: admin_login.php");
    exit();
}

// Initialize filter variables
$search = $_GET['search'] ?? '';
$gender = $_GET['gender'] ?? '';
$min_age = $_GET['min_age'] ?? '';
$max_age = $_GET['max_age'] ?? '';
$status = $_GET['status'] ?? '';
$sort_by = $_GET['sort_by'] ?? 'id'; // Default sort by ID

// Build the SQL query with filters
$sql = "
    SELECT p.*, pl.username,
           hr.blood_pressure, hr.weight, hr.bmi, hr.cholesterol, 
           hr.prescription, hr.treatment_progress, hr.record_date
    FROM patients p
    LEFT JOIN patient_logins pl ON p.id = pl.patient_id
    LEFT JOIN (
        SELECT patient_id, blood_pressure, weight, bmi, cholesterol, 
               prescription, treatment_progress, record_date,
               ROW_NUMBER() OVER (PARTITION BY patient_id ORDER BY record_date DESC) as rn
        FROM health_records
    ) hr ON p.id = hr.patient_id AND hr.rn = 1
    WHERE 1=1
";

$params = [];

if ($search) {
    $sql .= " AND (p.name LIKE ? OR pl.username LIKE ? OR p.id LIKE ? OR p.phone LIKE ? OR p.email LIKE ?)";
    $search_param = "%$search%";
    $params = array_merge($params, [$search_param, $search_param, $search_param, $search_param, $search_param]);
}

if ($gender) {
    $sql .= " AND p.gender = ?";
    $params[] = $gender;
}

if ($min_age) {
    $sql .= " AND p.age >= ?";
    $params[] = $min_age;
}

if ($max_age) {
    $sql .= " AND p.age <= ?";
    $params[] = $max_age;
}

if ($status) {
    $sql .= " AND p.status = ?";
    $params[] = $status;
}

// Note: Sorting will be handled client-side by DataTables

$stmt = $pdo->prepare($sql);
$stmt->execute($params);
$patients = $stmt->fetchAll(PDO::FETCH_ASSOC);

// Get all possible status options
$status_options = [
    'Initial Consultation', 'Diagnostic Phase', 'Treatment in Progress', 'Improving',
    'Monitoring', 'Maintenance Phase', 'Awaiting Test Results', 'Follow-up Needed',
    'Paused', 'Completed Program', 'Relapsed', 'Discontinued', 'Inactive'
];

// Fetch new comments count (comments from patients without admin replies)
$new_comments_query = "
    SELECT COUNT(*) AS new_comments_count
    FROM comments c
    WHERE c.parent_id IS NULL 
      AND c.sender = 'patient' 
      AND NOT EXISTS (
          SELECT 1 FROM comments r 
          WHERE r.parent_id = c.id 
            AND r.sender = 'admin'
      )
";
$stmt = $pdo->query($new_comments_query);
$new_comments_count = $stmt->fetchColumn();

// Fetch Data Analysis Data
// Fetch total number of patients
$stmt = $pdo->query("SELECT COUNT(*) FROM patients");
$total_patients = $stmt->fetchColumn();
// Fetch recent registrations (last 30 days)
$stmt = $pdo->query("SELECT COUNT(*) FROM patients WHERE registration_date >= DATE_SUB(CURDATE(), INTERVAL 30 DAY)");
$recent_registrations = $stmt->fetchColumn();
// Fetch recent registrations (today)
$stmt = $pdo->query("SELECT COUNT(*) FROM patients WHERE DATE(registration_datetime) = CURDATE()");
$today_registrations = $stmt->fetchColumn();
// Fetch total number of invoices
$stmt = $pdo->query("SELECT COUNT(*) FROM invoices");
$total_invoices = $stmt->fetchColumn();
// Fetch gender distribution
$stmt = $pdo->query("SELECT gender, COUNT(*) as count FROM patients GROUP BY gender");
$gender_distribution = $stmt->fetchAll(PDO::FETCH_ASSOC);
// Fetch age distribution
$stmt = $pdo->query("
    SELECT 
        CASE 
            WHEN age < 18 THEN 'Under 18'
            WHEN age BETWEEN 18 AND 30 THEN '18-30'
            WHEN age BETWEEN 31 AND 50 THEN '31-50'
            WHEN age BETWEEN 51 AND 70 THEN '51-70'
            ELSE 'Over 70'
        END AS age_group,
        COUNT(*) as count
    FROM patients
    GROUP BY age_group
");
$age_distribution = $stmt->fetchAll(PDO::FETCH_ASSOC);
// Fetch status distribution
$stmt = $pdo->query("SELECT status, COUNT(*) as count FROM patients GROUP BY status");
$status_distribution = $stmt->fetchAll(PDO::FETCH_ASSOC);
?>
<!DOCTYPE html>
<html lang="en">
<head>
    
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    
    <title>Admin Dashboard</title>

    
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
    
    <link rel="stylesheet" href="https://cdn.datatables.net/1.13.4/css/dataTables.bootstrap4.min.css">
    
    <style>
        /* Custom CSS for modern design */
        body {
            background-color: #f8f9fa;
            font-family: Arial, sans-serif;
        }

        .dashboard-header {
            background-color: #4F3F02; /* Brown color */
            color: #fff;
            padding: 20px;
            text-align: center;
            border-radius: 8px;
            margin-bottom: 30px;
        }

        h1, h2 {
            font-weight: bold;
        }

        .btn-primary {
            background-color: #D1C287; /* Light golden color */
            border-color: #D1C287;
            color: #4F3F02; /* Brown color */
            font-weight: bold;
        }

        .btn-primary:hover {
            background-color: #4F3F02; /* Brown color */
            border-color: #D1C287;
            color: #fff;
        }

        .btn-secondary {
            background-color: #4F3F02; /* Brown color */
            border-color: #4F3F02;
            color: #fff;
            font-weight: bold;
        }

        .btn-secondary:hover {
            background-color: #D1C287; /* Light golden color */
            color: #4F3F02; /* Brown color */
        }

        .filters {
            background-color: #fff;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 20px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }


        .filters .form-control, .filters select {
            margin-bottom: 15px;
            border: 1px solid #D1C287;
            border-radius: 5px;
        }

        .filters .form-control:focus, .filters select:focus {
            border-color: #4F3F02;
            box-shadow: none;
        }

        .table-responsive {
            margin-top: 20px;
        }

        .table {
            background-color: #fff;
            border-radius: 8px;
            overflow: hidden;
        }

        .table thead th {
            background-color: #4F3F02;
            color: #fff;
            border-color: #4F3F02;
        }

        th, td {
            vertical-align: middle !important;
        }

        .card {
            border: none;
            border-radius: 10px;
        }

        .card .card-title {
            color: #4F3F02;
        }

        /* DataTables customizations */
        .dataTables_wrapper .dataTables_filter input {
            border-radius: 5px;
            border: 1px solid #D1C287;
        }

        .dataTables_wrapper .dataTables_length select {
            border-radius: 5px;
            border: 1px solid #D1C287;
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            .filters .form-control, .filters select {
                margin-bottom: 10px;
            }
        }
    </style>

</head>
<body>
    <div class="container-fluid"> 
        
        <div class="dashboard-header text-center">
                <img src="images/white-logo.png" alt="White Logo" style="max-width: 30%; height: auto; margin-bottom: 20px;"> 

            <h1>Admin Dashboard</h1>
            <p>Welcome, Admin!</p>
        </div>

        
        <div class="d-flex flex-wrap mb-3">
            <a href="create_patient.php" class="btn btn-primary mb-2 mr-2">Create New Patient</a>
            <a href="invoice/" class="btn btn-primary mb-2 mr-2">An Invoice</a>
            <a href="prescription/view_prescriptions.php" class="btn btn-primary mb-2 mr-2">Prescription </a>
            <a href="admin_report.php" class="btn btn-primary mb-2 mr-2">Report (Data Analysis)</a>
            <a href="manage_comments.php" class="btn btn-primary mb-2 mr-2 position-relative">
                Manage Comments
                <?php if ($new_comments_count > 0): ?>
                    <span class="badge badge-danger badge-position">
                        <?= $new_comments_count ?>
                    </span>
                <?php endif; ?>
            </a>
            <a href="doctors/manage_doctors.php" class="btn btn-primary mb-2 mr-2">Manage Doctors</a>
            <a href="team/manage_employees.php" class="btn btn-primary mb-2 mr-2">Manage Employees</a>
            <a href="appointment/manage_appointments.php" class="btn btn-primary mb-2 mr-2">Manage Appointments</a>
            <a href="admin_logout.php" class="btn btn-secondary mb-2">Log Out</a>
        </div>

        
        <h2 class="mb-3">Data Analysis</h2>
        <div class="row g-3">
            
            <div class="col-lg-3 col-md-6">
                <div class="card h-100 text-center">
                    <div class="card-body">
                        <h5 class="card-title">Total Patients</h5>
                        <p class="card-text fs-4"><?= $total_patients ?></p>
                    </div>
                </div>
            </div>
            
            <div class="col-lg-3 col-md-6">
                <div class="card h-100 text-center">
                    <div class="card-body">
                        <h5 class="card-title">Recent Registrations (30 days)</h5>
                        <p class="card-text fs-4"><?= $recent_registrations ?></p>
                    </div>
                </div>
            </div>
            
            <div class="col-lg-3 col-md-6">
                <div class="card h-100 text-center">
                    <div class="card-body">
                        <h5 class="card-title">Registrations Today</h5>
                        <p class="card-text fs-4"><?= $today_registrations ?></p>
                    </div>
                </div>
            </div>
            
            <div class="col-lg-3 col-md-6">
                <div class="card h-100 text-center">
                    <div class="card-body">
                        <h5 class="card-title">Total Invoices</h5>
                        <p class="card-text fs-4"><?= $total_invoices ?></p>
                    </div>
                </div>
            </div>
        </div>

        
        <div class="row g-3 mt-3">
            
            <div class="col-lg-4 col-md-6">
                <div class="card h-100">
                    <div class="card-body">
                        <canvas id="genderChart"></canvas>
                    </div>
                </div>
            </div>
            
            <div class="col-lg-4 col-md-6">
                <div class="card h-100">
                    <div class="card-body">
                        <canvas id="ageChart"></canvas>
                    </div>
                </div>
            </div>
            
            <div class="col-lg-4 col-md-12">
                <div class="card h-100">
                    <div class="card-body">
                        <canvas id="statusChart"></canvas>
                    </div>
                </div>
            </div>
        </div>

        
        <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
        <script>
        // Gender Distribution Chart
        var genderCtx = document.getElementById('genderChart').getContext('2d');
        var genderChart = new Chart(genderCtx, {
            type: 'pie',
            data: {
                labels: <?= json_encode(array_column($gender_distribution, 'gender')) ?>,
                datasets: [{
                    data: <?= json_encode(array_column($gender_distribution, 'count')) ?>,
                    backgroundColor: ['#4F3F02', '#D1C287', '#FFCE56']
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    title: {
                        display: true,
                        text: 'Gender Distribution'
                    }
                }
            }
        });

        // Age Distribution Chart
        var ageCtx = document.getElementById('ageChart').getContext('2d');
        var ageChart = new Chart(ageCtx, {
            type: 'bar',
            data: {
                labels: <?= json_encode(array_column($age_distribution, 'age_group')) ?>,
                datasets: [{
                    label: 'Number of Patients',
                    data: <?= json_encode(array_column($age_distribution, 'count')) ?>,
                    backgroundColor: '#D1C287'
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    title: {
                        display: true,
                        text: 'Age Distribution'
                    }
                },
                scales: {
                    y: {
                        beginAtZero: true
                    }
                }
            }
        });

        // Status Distribution Chart
        var statusCtx = document.getElementById('statusChart').getContext('2d');
        var statusChart = new Chart(statusCtx, {
            type: 'doughnut',
            data: {
                labels: <?= json_encode(array_column($status_distribution, 'status')) ?>,
                datasets: [{
                    data: <?= json_encode(array_column($status_distribution, 'count')) ?>,
                    backgroundColor: ['#FF6384', '#36A2EB', '#FFCE56', '#4BC0C0', '#9966FF', '#FF9F40', '#C9CBCF', '#8D6E63', '#7986CB', '#81C784', '#DCE775', '#FFB74D', '#BA68C8']
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    title: {
                        display: true,
                        text: 'Status Distribution'
                    }
                }
            }
        });
        </script>

        
        <h2 class="mt-5">Patient List</h2>

        
        <div class="filters">
            <form action="" method="GET" class="row">
                <!-- Filter form can go here if needed -->
            </form>
        </div>

        
        <div class="table-responsive"> 
            <table id="patientTable" class="table table-bordered table-striped mt-3">
                <thead>
                    <tr>
                        <th>Patient ID</th>
                        <th>Name</th>
                        <th>Username</th>
                        <th>Age</th>
                        <th>Gender</th>
                        <th>Phone</th>
                        <th>Email</th>
                        <th>Address</th>
                        <th>Registration Date</th>
                        <th>Has Invoice</th>
                        <th>Status</th>
                        <th>Actions</th>
                    </tr>
                </thead>
                <tbody>
                    <?php foreach ($patients as $patient): ?>
                    <tr>
                        <td><?= $patient['id'] ?></td>
                        <td><?= htmlspecialchars($patient['name']) ?></td>
                        <td><?= htmlspecialchars($patient['username']) ?></td>
                        <td><?= $patient['age'] ?></td>
                        <td><?= $patient['gender'] ?></td>
                        <td><?= htmlspecialchars($patient['phone']) ?></td>
                        <td><?= htmlspecialchars($patient['email']) ?></td>
                        <td><?= htmlspecialchars($patient['address']) ?></td>
                        <td><?= $patient['registration_date'] ?></td>
                        <td>
                            <?php
                            // Query to check if the patient has any invoices
                            $has_invoice_query = "SELECT COUNT(*) AS invoice_count FROM invoices WHERE patient_id = ?";
                            $stmt = $pdo->prepare($has_invoice_query);
                            $stmt->execute([$patient['id']]);
                            $invoice_result = $stmt->fetch();

                            if ($invoice_result['invoice_count'] > 0): ?>
                                <span class="text-success font-weight-bold">Yes</span>
                            <?php else: ?>
                                <span class="text-danger font-weight-bold">No</span>
                            <?php endif; ?>
                        </td>

                        <td>
                            <form method="POST" action="update_patient_status.php">
                                <input type="hidden" name="patient_id" value="<?= $patient['id'] ?>">
                                <select name="status" onchange="this.form.submit()" class="form-control form-control-sm">
                                    <?php foreach ($status_options as $option): ?>
                                        <option value="<?= htmlspecialchars($option) ?>" <?= $patient['status'] == $option ? 'selected' : '' ?>><?= htmlspecialchars($option) ?></option>
                                    <?php endforeach; ?>
                                </select>
                            </form>
                        </td>
                        <td>
                            <div class="btn-group" role="group">
                                <a href="view_patient.php?id=<?= $patient['id'] ?>" class="btn btn-info btn-sm">View</a>
                                <a href="edit_patient.php?id=<?= $patient['id'] ?>" class="btn btn-warning btn-sm">Edit</a>
                                <a href="delete_patient.php?id=<?= $patient['id'] ?>" class="btn btn-danger btn-sm" onclick="return confirm('Are you sure you want to delete this patient?')">Delete</a>
                            </div>
                        </td>
                    </tr>
                    <?php endforeach; ?>
                </tbody>
            </table>
        </div>
        
        
    </div>

    
    <script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
    
    <script src="https://cdn.datatables.net/1.13.4/js/jquery.dataTables.min.js"></script>
    <script src="https://cdn.datatables.net/1.13.4/js/dataTables.bootstrap4.min.js"></script>
    
    <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script>
    
    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
    
    <script>
        $(document).ready(function() {
            $('#patientTable').DataTable({
                "order": [],
                "responsive": true
            });
        });
    </script>
</body>
</html>) and type full codes and with external css and this is datasbse info (-- phpMyAdmin SQL Dump
-- version 5.2.1
-- https://www.phpmyadmin.net/
--
-- Host: 127.0.0.1:3306
-- Generation Time: Oct 10, 2024 at 10:36 PM
-- Server version: 10.11.9-MariaDB
-- PHP Version: 7.2.34

SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
START TRANSACTION;
SET time_zone = "+00:00";


/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;

--
-- Database: `u406552082_info`
--

-- --------------------------------------------------------

--
-- Table structure for table `admins`
--

CREATE TABLE `admins` (
  `id` int(11) NOT NULL,
  `username` varchar(50) NOT NULL,
  `password` varchar(255) NOT NULL,
  `email` varchar(100) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `appointments`
--

CREATE TABLE `appointments` (
  `id` int(11) NOT NULL,
  `package_id` int(11) NOT NULL,
  `appointment_date` datetime NOT NULL,
  `proposed_appointment_date` datetime DEFAULT NULL,
  `name` varchar(255) NOT NULL,
  `email` varchar(255) NOT NULL,
  `phone` varchar(20) NOT NULL,
  `age` int(3) DEFAULT NULL,
  `gender` enum('Male','Female','Other') DEFAULT NULL,
  `address` varchar(255) DEFAULT NULL,
  `preferred_contact_method` enum('Email','Phone','WhatsApp') DEFAULT NULL,
  `additional_notes` text DEFAULT NULL,
  `status` enum('Pending','Confirmed','Completed','Cancelled') DEFAULT 'Pending',
  `created_at` timestamp NULL DEFAULT current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `budgets`
--

CREATE TABLE `budgets` (
  `id` int(11) NOT NULL,
  `month` varchar(7) DEFAULT NULL,
  `budgeted_revenue` decimal(10,2) DEFAULT NULL,
  `budgeted_expenses` decimal(10,2) DEFAULT NULL,
  `notes` text DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `comments`
--

CREATE TABLE `comments` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `sender` enum('patient','doctor','admin') NOT NULL,
  `message` text NOT NULL,
  `timestamp` datetime DEFAULT current_timestamp(),
  `parent_id` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `doctors`
--

CREATE TABLE `doctors` (
  `id` int(11) NOT NULL,
  `employee_id` int(11) NOT NULL,
  `name` varchar(255) NOT NULL,
  `username` varchar(100) NOT NULL,
  `password` varchar(255) NOT NULL,
  `email` varchar(255) NOT NULL,
  `specialization` varchar(255) DEFAULT NULL,
  `phone` varchar(20) DEFAULT NULL,
  `registration_date` date DEFAULT curdate(),
  `profile_picture` varchar(255) DEFAULT NULL,
  `department` varchar(100) DEFAULT NULL,
  `date_of_joining` date DEFAULT NULL,
  `status` enum('active','inactive') DEFAULT 'active'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `doctor_patient`
--

CREATE TABLE `doctor_patient` (
  `id` int(11) NOT NULL,
  `doctor_id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `employees`
--

CREATE TABLE `employees` (
  `id` int(11) NOT NULL,
  `name` varchar(255) NOT NULL,
  `role` enum('admin','doctor','staff','accountant') NOT NULL,
  `email` varchar(255) NOT NULL,
  `phone` varchar(20) DEFAULT NULL,
  `department` varchar(100) DEFAULT NULL,
  `date_of_joining` date DEFAULT NULL,
  `status` enum('active','inactive') DEFAULT 'active',
  `username` varchar(100) NOT NULL,
  `password` varchar(255) NOT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `profile_picture` varchar(255) DEFAULT NULL,
  `specialization` varchar(255) DEFAULT NULL,
  `is_online` tinyint(1) DEFAULT 0
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `expenses`
--

CREATE TABLE `expenses` (
  `id` int(11) NOT NULL,
  `expense_date` date NOT NULL,
  `category` varchar(100) NOT NULL,
  `description` varchar(255) DEFAULT NULL,
  `amount` decimal(10,2) NOT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `health_records`
--

CREATE TABLE `health_records` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `blood_pressure` varchar(20) DEFAULT NULL,
  `weight` decimal(5,2) DEFAULT NULL,
  `bmi` decimal(4,2) DEFAULT NULL,
  `cholesterol` decimal(5,2) DEFAULT NULL,
  `prescription` text DEFAULT NULL,
  `treatment_progress` text DEFAULT NULL,
  `record_date` date NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `insurance_claims`
--

CREATE TABLE `insurance_claims` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) DEFAULT NULL,
  `invoice_id` int(11) DEFAULT NULL,
  `claim_amount` decimal(10,2) DEFAULT NULL,
  `status` enum('Pending','Approved','Rejected') DEFAULT NULL,
  `submission_date` date DEFAULT NULL,
  `processing_date` date DEFAULT NULL,
  `notes` text DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `invoices`
--

CREATE TABLE `invoices` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `service_description` text DEFAULT NULL,
  `cost` decimal(10,2) NOT NULL,
  `tax_rate` decimal(5,2) DEFAULT 0.00,
  `discount` decimal(5,2) DEFAULT 0.00,
  `total_amount` decimal(10,2) NOT NULL,
  `invoice_date` date DEFAULT curdate(),
  `due_date` date DEFAULT NULL,
  `notes` text DEFAULT NULL,
  `tax` decimal(5,2) DEFAULT 0.00
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `invoice_services`
--

CREATE TABLE `invoice_services` (
  `id` int(11) NOT NULL,
  `invoice_id` int(11) NOT NULL,
  `service_id` int(11) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `cost` decimal(10,2) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `packages`
--

CREATE TABLE `packages` (
  `id` int(11) NOT NULL,
  `package_name` varchar(255) NOT NULL,
  `description` text DEFAULT NULL,
  `details` text DEFAULT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `patients`
--

CREATE TABLE `patients` (
  `id` int(11) NOT NULL,
  `name` varchar(100) NOT NULL,
  `age` int(11) NOT NULL,
  `gender` enum('Male','Female','Other') NOT NULL,
  `phone` varchar(20) DEFAULT NULL,
  `email` varchar(100) DEFAULT NULL,
  `medical_history` text DEFAULT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `date_of_birth` date DEFAULT NULL,
  `registration_datetime` datetime DEFAULT current_timestamp(),
  `registration_date` date DEFAULT NULL,
  `status` enum('Initial Consultation','Diagnostic Phase','Treatment in Progress','Improving','Monitoring','Maintenance Phase','Awaiting Test Results','Follow-up Needed','Paused','Completed Program','Relapsed','Discontinued','Inactive') DEFAULT 'Initial Consultation',
  `doctor_id` int(11) DEFAULT NULL,
  `address` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `patient_logins`
--

CREATE TABLE `patient_logins` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `username` varchar(50) NOT NULL,
  `password` varchar(255) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `payments`
--

CREATE TABLE `payments` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `invoice_id` int(11) NOT NULL,
  `amount_paid` decimal(10,2) NOT NULL,
  `payment_date` date NOT NULL,
  `payment_method` varchar(50) DEFAULT NULL,
  `notes` text DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `prescriptions`
--

CREATE TABLE `prescriptions` (
  `id` int(11) NOT NULL,
  `patient_id` int(11) NOT NULL,
  `doctor_id` int(11) DEFAULT NULL,
  `medications` text NOT NULL,
  `instructions` text DEFAULT NULL,
  `date_prescribed` datetime DEFAULT current_timestamp(),
  `status` enum('active','inactive') DEFAULT 'active'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `salaries`
--

CREATE TABLE `salaries` (
  `id` int(11) NOT NULL,
  `employee_id` int(11) NOT NULL,
  `basic_salary` decimal(10,2) NOT NULL,
  `bonuses` decimal(10,2) DEFAULT 0.00,
  `deductions` decimal(10,2) DEFAULT 0.00,
  `overtime_hours` int(11) DEFAULT 0,
  `overtime_rate` decimal(10,2) DEFAULT 0.00,
  `tax` decimal(10,2) DEFAULT 0.00,
  `payment_date` date NOT NULL,
  `net_salary` decimal(10,2) NOT NULL,
  `status` enum('Pending','Paid') DEFAULT 'Pending',
  `notes` text DEFAULT NULL,
  `payslip_path` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- Table structure for table `services`
--

CREATE TABLE `services` (
  `service_id` int(11) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `service_price` decimal(10,2) NOT NULL,
  `service_description` text DEFAULT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

--
-- Indexes for dumped tables
--

--
-- Indexes for table `admins`
--
ALTER TABLE `admins`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `username` (`username`);

--
-- Indexes for table `appointments`
--
ALTER TABLE `appointments`
  ADD PRIMARY KEY (`id`),
  ADD KEY `package_id` (`package_id`);

--
-- Indexes for table `budgets`
--
ALTER TABLE `budgets`
  ADD PRIMARY KEY (`id`);

--
-- Indexes for table `comments`
--
ALTER TABLE `comments`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`);

--
-- Indexes for table `doctors`
--
ALTER TABLE `doctors`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `username` (`username`),
  ADD UNIQUE KEY `email` (`email`),
  ADD KEY `employee_id` (`employee_id`);

--
-- Indexes for table `doctor_patient`
--
ALTER TABLE `doctor_patient`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `doctor_id` (`doctor_id`,`patient_id`),
  ADD KEY `fk_doctor_patient_patient_id` (`patient_id`);

--
-- Indexes for table `employees`
--
ALTER TABLE `employees`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `email` (`email`),
  ADD UNIQUE KEY `username` (`username`);

--
-- Indexes for table `expenses`
--
ALTER TABLE `expenses`
  ADD PRIMARY KEY (`id`);

--
-- Indexes for table `health_records`
--
ALTER TABLE `health_records`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`);

--
-- Indexes for table `insurance_claims`
--
ALTER TABLE `insurance_claims`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`),
  ADD KEY `invoice_id` (`invoice_id`);

--
-- Indexes for table `invoices`
--
ALTER TABLE `invoices`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`);

--
-- Indexes for table `invoice_services`
--
ALTER TABLE `invoice_services`
  ADD PRIMARY KEY (`id`),
  ADD KEY `invoice_id` (`invoice_id`),
  ADD KEY `service_id` (`service_id`);

--
-- Indexes for table `packages`
--
ALTER TABLE `packages`
  ADD PRIMARY KEY (`id`);

--
-- Indexes for table `patients`
--
ALTER TABLE `patients`
  ADD PRIMARY KEY (`id`),
  ADD KEY `doctor_id` (`doctor_id`);

--
-- Indexes for table `patient_logins`
--
ALTER TABLE `patient_logins`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `patient_id` (`patient_id`),
  ADD UNIQUE KEY `username` (`username`);

--
-- Indexes for table `payments`
--
ALTER TABLE `payments`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`),
  ADD KEY `invoice_id` (`invoice_id`);

--
-- Indexes for table `prescriptions`
--
ALTER TABLE `prescriptions`
  ADD PRIMARY KEY (`id`),
  ADD KEY `patient_id` (`patient_id`),
  ADD KEY `doctor_id` (`doctor_id`);

--
-- Indexes for table `salaries`
--
ALTER TABLE `salaries`
  ADD PRIMARY KEY (`id`),
  ADD KEY `employee_id` (`employee_id`);

--
-- Indexes for table `services`
--
ALTER TABLE `services`
  ADD PRIMARY KEY (`service_id`);

--
-- AUTO_INCREMENT for dumped tables
--

--
-- AUTO_INCREMENT for table `admins`
--
ALTER TABLE `admins`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `appointments`
--
ALTER TABLE `appointments`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `budgets`
--
ALTER TABLE `budgets`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `comments`
--
ALTER TABLE `comments`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `doctors`
--
ALTER TABLE `doctors`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `doctor_patient`
--
ALTER TABLE `doctor_patient`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `employees`
--
ALTER TABLE `employees`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `expenses`
--
ALTER TABLE `expenses`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `health_records`
--
ALTER TABLE `health_records`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `insurance_claims`
--
ALTER TABLE `insurance_claims`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `invoices`
--
ALTER TABLE `invoices`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `invoice_services`
--
ALTER TABLE `invoice_services`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `packages`
--
ALTER TABLE `packages`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `patients`
--
ALTER TABLE `patients`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `patient_logins`
--
ALTER TABLE `patient_logins`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `payments`
--
ALTER TABLE `payments`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `prescriptions`
--
ALTER TABLE `prescriptions`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `salaries`
--
ALTER TABLE `salaries`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- AUTO_INCREMENT for table `services`
--
ALTER TABLE `services`
  MODIFY `service_id` int(11) NOT NULL AUTO_INCREMENT;

--
-- Constraints for dumped tables
--

--
-- Constraints for table `appointments`
--
ALTER TABLE `appointments`
  ADD CONSTRAINT `appointments_ibfk_1` FOREIGN KEY (`package_id`) REFERENCES `packages` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;

--
-- Constraints for table `comments`
--
ALTER TABLE `comments`
  ADD CONSTRAINT `comments_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`);

--
-- Constraints for table `doctors`
--
ALTER TABLE `doctors`
  ADD CONSTRAINT `doctors_ibfk_1` FOREIGN KEY (`employee_id`) REFERENCES `employees` (`id`);

--
-- Constraints for table `doctor_patient`
--
ALTER TABLE `doctor_patient`
  ADD CONSTRAINT `doctor_patient_fk_doctor_id` FOREIGN KEY (`doctor_id`) REFERENCES `doctors` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `doctor_patient_ibfk_2` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `fk_doctor` FOREIGN KEY (`doctor_id`) REFERENCES `doctors` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `fk_doctor_patient_doctor_id` FOREIGN KEY (`doctor_id`) REFERENCES `doctors` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `fk_doctor_patient_patient_id` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;

--
-- Constraints for table `health_records`
--
ALTER TABLE `health_records`
  ADD CONSTRAINT `health_records_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `insurance_claims`
--
ALTER TABLE `insurance_claims`
  ADD CONSTRAINT `insurance_claims_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `insurance_claims_ibfk_2` FOREIGN KEY (`invoice_id`) REFERENCES `invoices` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `invoices`
--
ALTER TABLE `invoices`
  ADD CONSTRAINT `invoices_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`);

--
-- Constraints for table `invoice_services`
--
ALTER TABLE `invoice_services`
  ADD CONSTRAINT `invoice_services_ibfk_1` FOREIGN KEY (`invoice_id`) REFERENCES `invoices` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `invoice_services_ibfk_2` FOREIGN KEY (`service_id`) REFERENCES `services` (`service_id`) ON DELETE CASCADE;

--
-- Constraints for table `patients`
--
ALTER TABLE `patients`
  ADD CONSTRAINT `patients_ibfk_1` FOREIGN KEY (`doctor_id`) REFERENCES `doctors` (`id`) ON DELETE SET NULL ON UPDATE CASCADE;

--
-- Constraints for table `patient_logins`
--
ALTER TABLE `patient_logins`
  ADD CONSTRAINT `patient_logins_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `payments`
--
ALTER TABLE `payments`
  ADD CONSTRAINT `payments_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `payments_ibfk_2` FOREIGN KEY (`invoice_id`) REFERENCES `invoices` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;

--
-- Constraints for table `prescriptions`
--
ALTER TABLE `prescriptions`
  ADD CONSTRAINT `prescriptions_ibfk_1` FOREIGN KEY (`patient_id`) REFERENCES `patients` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `prescriptions_ibfk_2` FOREIGN KEY (`doctor_id`) REFERENCES `doctors` (`id`) ON DELETE SET NULL;

--
-- Constraints for table `salaries`
--
ALTER TABLE `salaries`
  ADD CONSTRAINT `salaries_ibfk_1` FOREIGN KEY (`employee_id`) REFERENCES `employees` (`id`) ON DELETE CASCADE ON UPDATE CASCADE;
COMMIT;

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