based on this info databse (-- phpMyAdmin SQL Dump
-- version 5.2.1
-- https://www.phpmyadmin.net/
--
-- Host: 127.0.0.1:3306
-- Generation Time: Nov 11, 2024 at 06:48 AM
-- 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_kaakalia`
--

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

--
-- Table structure for table `ads`
--

CREATE TABLE `ads` (
  `id` int(11) NOT NULL,
  `user_id` int(11) NOT NULL,
  `name` varchar(255) NOT NULL,
  `ad_type` enum('Post','Story') NOT NULL,
  `related_id` int(11) NOT NULL,
  `budget` decimal(10,2) NOT NULL,
  `total_spent` decimal(10,2) DEFAULT 0.00,
  `start_date` date NOT NULL,
  `end_date` date NOT NULL,
  `status` enum('Active','Paused','Completed') DEFAULT 'Active',
  `created_at` datetime DEFAULT current_timestamp(),
  `updated_at` datetime DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `ad_spend_logs`
--

CREATE TABLE `ad_spend_logs` (
  `id` int(11) NOT NULL,
  `ad_id` int(11) NOT NULL,
  `amount` decimal(10,2) NOT NULL,
  `spend_date` datetime DEFAULT current_timestamp(),
  `description` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `customers`
--

CREATE TABLE `customers` (
  `id` int(11) NOT NULL,
  `name` varchar(100) NOT NULL,
  `contact` varchar(50) DEFAULT NULL,
  `delivery_address` text DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `drivers`
--

CREATE TABLE `drivers` (
  `id` int(11) NOT NULL,
  `name` varchar(100) NOT NULL,
  `number` varchar(15) NOT NULL,
  `is_star` tinyint(1) DEFAULT 0
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `notifications`
--

CREATE TABLE `notifications` (
  `id` int(11) NOT NULL,
  `user_id` int(11) NOT NULL,
  `type` enum('order','post','plan','note') NOT NULL,
  `message` varchar(255) NOT NULL,
  `link` varchar(255) NOT NULL,
  `created_at` datetime DEFAULT current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `orders`
--

CREATE TABLE `orders` (
  `id` int(11) NOT NULL,
  `customer_id` int(11) NOT NULL,
  `status` enum('Pending','In Progress','Completed','Delivered') DEFAULT 'Pending',
  `priority` enum('Normal','Important','Quick') DEFAULT 'Normal',
  `order_date` datetime DEFAULT current_timestamp(),
  `delivery_datetime` datetime DEFAULT NULL,
  `delivery_date` date DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `order_items`
--

CREATE TABLE `order_items` (
  `id` int(11) NOT NULL,
  `order_id` int(11) NOT NULL,
  `product_id` int(11) NOT NULL,
  `quantity` int(11) NOT NULL DEFAULT 1,
  `packaging_preferences` varchar(255) DEFAULT NULL,
  `discount_percentage` decimal(5,2) DEFAULT 0.00,
  `discount_reason` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `products`
--

CREATE TABLE `products` (
  `id` int(11) NOT NULL,
  `name` varchar(100) NOT NULL,
  `size` varchar(50) DEFAULT NULL,
  `price` decimal(10,2) NOT NULL,
  `category` varchar(50) DEFAULT NULL,
  `thumbnail` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `users`
--

CREATE TABLE `users` (
  `id` int(11) NOT NULL,
  `username` varchar(50) NOT NULL,
  `email` varchar(100) DEFAULT NULL,
  `password` varchar(255) NOT NULL,
  `role` enum('admin','staff') NOT NULL,
  `profile_image` varchar(255) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `workspace_notes`
--

CREATE TABLE `workspace_notes` (
  `id` int(11) NOT NULL,
  `user_id` int(11) NOT NULL,
  `title` varchar(255) NOT NULL,
  `content` text NOT NULL,
  `created_at` datetime DEFAULT current_timestamp(),
  `updated_at` datetime DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `workspace_plans`
--

CREATE TABLE `workspace_plans` (
  `id` int(11) NOT NULL,
  `user_id` int(11) NOT NULL,
  `title` varchar(255) NOT NULL,
  `description` text DEFAULT NULL,
  `audio_path` varchar(255) DEFAULT NULL,
  `due_date` datetime DEFAULT NULL,
  `status` enum('Not Started','In Progress','Completed') DEFAULT 'Not Started',
  `created_at` datetime DEFAULT current_timestamp(),
  `updated_at` datetime DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

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

--
-- Table structure for table `workspace_posts`
--

CREATE TABLE `workspace_posts` (
  `id` int(11) NOT NULL,
  `user_id` int(11) NOT NULL,
  `platform` enum('Instagram','Facebook','Twitter','Other') NOT NULL,
  `content` text NOT NULL,
  `media_url` varchar(255) DEFAULT NULL,
  `scheduled_datetime` datetime DEFAULT NULL,
  `status` enum('Scheduled','Posted','Failed') DEFAULT 'Scheduled',
  `created_at` datetime DEFAULT current_timestamp(),
  `updated_at` datetime DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `type` enum('Post','Story') DEFAULT 'Post'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

--
-- Indexes for dumped tables
--

--
-- Indexes for table `ads`
--
ALTER TABLE `ads`
  ADD PRIMARY KEY (`id`),
  ADD KEY `user_id` (`user_id`),
  ADD KEY `related_id` (`related_id`);

--
-- Indexes for table `ad_spend_logs`
--
ALTER TABLE `ad_spend_logs`
  ADD PRIMARY KEY (`id`),
  ADD KEY `ad_id` (`ad_id`);

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

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

--
-- Indexes for table `notifications`
--
ALTER TABLE `notifications`
  ADD PRIMARY KEY (`id`),
  ADD KEY `user_id` (`user_id`),
  ADD KEY `created_at` (`created_at`);

--
-- Indexes for table `orders`
--
ALTER TABLE `orders`
  ADD PRIMARY KEY (`id`),
  ADD KEY `customer_id` (`customer_id`),
  ADD KEY `idx_orders_customer_id` (`customer_id`);

--
-- Indexes for table `order_items`
--
ALTER TABLE `order_items`
  ADD PRIMARY KEY (`id`),
  ADD KEY `order_id` (`order_id`),
  ADD KEY `product_id` (`product_id`),
  ADD KEY `idx_order_items_order_id` (`order_id`),
  ADD KEY `idx_order_items_product_id` (`product_id`);

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

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

--
-- Indexes for table `workspace_notes`
--
ALTER TABLE `workspace_notes`
  ADD PRIMARY KEY (`id`),
  ADD KEY `user_id` (`user_id`);

--
-- Indexes for table `workspace_plans`
--
ALTER TABLE `workspace_plans`
  ADD PRIMARY KEY (`id`),
  ADD KEY `user_id` (`user_id`);

--
-- Indexes for table `workspace_posts`
--
ALTER TABLE `workspace_posts`
  ADD PRIMARY KEY (`id`),
  ADD KEY `user_id` (`user_id`);

--
-- AUTO_INCREMENT for dumped tables
--

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

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

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

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

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

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

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

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

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

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

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

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

--
-- Constraints for dumped tables
--

--
-- Constraints for table `ads`
--
ALTER TABLE `ads`
  ADD CONSTRAINT `fk_ads_related_id` FOREIGN KEY (`related_id`) REFERENCES `workspace_posts` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `fk_ads_user_id` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `ad_spend_logs`
--
ALTER TABLE `ad_spend_logs`
  ADD CONSTRAINT `fk_ad_spend_logs_ad_id` FOREIGN KEY (`ad_id`) REFERENCES `ads` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `notifications`
--
ALTER TABLE `notifications`
  ADD CONSTRAINT `notifications_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `orders`
--
ALTER TABLE `orders`
  ADD CONSTRAINT `fk_orders_customer_id` FOREIGN KEY (`customer_id`) REFERENCES `customers` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `orders_ibfk_1` FOREIGN KEY (`customer_id`) REFERENCES `customers` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `order_items`
--
ALTER TABLE `order_items`
  ADD CONSTRAINT `fk_order_items_order_id` FOREIGN KEY (`order_id`) REFERENCES `orders` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `fk_order_items_product_id` FOREIGN KEY (`product_id`) REFERENCES `products` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `order_items_ibfk_1` FOREIGN KEY (`order_id`) REFERENCES `orders` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `order_items_ibfk_2` FOREIGN KEY (`product_id`) REFERENCES `products` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `workspace_notes`
--
ALTER TABLE `workspace_notes`
  ADD CONSTRAINT `fk_workspace_notes_user_id` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `workspace_plans`
--
ALTER TABLE `workspace_plans`
  ADD CONSTRAINT `fk_workspace_plans_user_id` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE;

--
-- Constraints for table `workspace_posts`
--
ALTER TABLE `workspace_posts`
  ADD CONSTRAINT `fk_workspace_posts_user_id` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE;
COMMIT;

/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;) i want to update this page of workspace (<?php
// /public/workspace/index.php

// Enable error reporting for debugging (disable in production)
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

// Start output buffering to prevent "headers already sent" errors
ob_start();

// Include authentication, database connection, and utility functions
require_once __DIR__ . '/../../includes/auth.php';
require_once __DIR__ . '/../../includes/db_connect.php';
require_once __DIR__ . '/../../includes/functions.php'; // Contains sanitize_input()

// Ensure the user is authenticated
if (!isset($_SESSION['user_id'])) {
    header("Location: /public/login.php");
    exit();
}

$user_id = $_SESSION['user_id'];
$user_role = $_SESSION['role']; // 'admin' or 'staff'
$calendar_events = []; // Initialize calendar events array
$errors = [];

// Initialize counts
$plans_count = $posts_count = $notes_count = $ads_count = 0;

// Fetch summary data: Total Number of Plans, Posts, Notes, Ads
try {
    // Total Plans
    if ($user_role === 'admin') {
        $plans_count_sql = "SELECT COUNT(*) AS total FROM workspace_plans";
    } else {
        $plans_count_sql = "SELECT COUNT(*) AS total FROM workspace_plans WHERE user_id = ?";
    }
    if ($stmt = $conn->prepare($plans_count_sql)) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();
        $plans_count = $result->fetch_assoc()['total'] ?? 0;
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for plans count: " . $conn->error);
    }

    // Total Posts
    if ($user_role === 'admin') {
        $posts_count_sql = "SELECT COUNT(*) AS total FROM workspace_posts";
    } else {
        $posts_count_sql = "SELECT COUNT(*) AS total FROM workspace_posts WHERE user_id = ?";
    }
    if ($stmt = $conn->prepare($posts_count_sql)) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();
        $posts_count = $result->fetch_assoc()['total'] ?? 0;
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for posts count: " . $conn->error);
    }

    // Total Notes
    if ($user_role === 'admin') {
        $notes_count_sql = "SELECT COUNT(*) AS total FROM workspace_notes";
    } else {
        $notes_count_sql = "SELECT COUNT(*) AS total FROM workspace_notes WHERE user_id = ?";
    }
    if ($stmt = $conn->prepare($notes_count_sql)) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();
        $notes_count = $result->fetch_assoc()['total'] ?? 0;
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for notes count: " . $conn->error);
    }

    // Total Ads
    if ($user_role === 'admin') {
        $ads_count_sql = "SELECT COUNT(*) AS total FROM ads";
    } else {
        $ads_count_sql = "SELECT COUNT(*) AS total FROM ads WHERE user_id = ?";
    }
    if ($stmt = $conn->prepare($ads_count_sql)) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();
        $ads_count = $result->fetch_assoc()['total'] ?? 0;
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for ads count: " . $conn->error);
    }

} catch (Exception $e) {
    $errors[] = $e->getMessage();
    $plans_count = $posts_count = $notes_count = $ads_count = 0; // Default values in case of error
}

// Fetch upcoming plans and posts for the calendar along with creator's username
try {
    // Fetch Plans
    if ($user_role === 'admin') {
        $calendar_plans_sql = "SELECT wp.id, wp.title, wp.due_date, u.username 
                               FROM workspace_plans wp
                               JOIN users u ON wp.user_id = u.id
                               WHERE wp.due_date >= NOW()
                               ORDER BY wp.due_date ASC";
    } else {
        $calendar_plans_sql = "SELECT wp.id, wp.title, wp.due_date, u.username 
                               FROM workspace_plans wp
                               JOIN users u ON wp.user_id = u.id
                               WHERE wp.due_date >= NOW() AND wp.user_id = ?
                               ORDER BY wp.due_date ASC";
    }
    $stmt = $conn->prepare($calendar_plans_sql);
    if ($stmt) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();

        while ($plan = $result->fetch_assoc()) {
            $calendar_events[] = [
                'id'    => 'plan_' . $plan['id'], // Prefix to distinguish type
                'title' => sanitize_input($plan['title']) . " (by " . sanitize_input($plan['username']) . ")",
                'start' => $plan['due_date'],
                'type'  => 'plan', // Custom property to identify type
                'color' => '#3B82F6' // Tailwind Blue-500
            ];
        }
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for calendar plans: " . $conn->error);
    }

    // Fetch Posts
    if ($user_role === 'admin') {
        $calendar_posts_sql = "SELECT wp.id, CONCAT(wp.platform, ': ', wp.content) AS content, wp.scheduled_datetime, u.username 
                               FROM workspace_posts wp
                               JOIN users u ON wp.user_id = u.id
                               WHERE wp.scheduled_datetime >= NOW()
                               ORDER BY wp.scheduled_datetime ASC";
    } else {
        $calendar_posts_sql = "SELECT wp.id, CONCAT(wp.platform, ': ', wp.content) AS content, wp.scheduled_datetime, u.username 
                               FROM workspace_posts wp
                               JOIN users u ON wp.user_id = u.id
                               WHERE wp.scheduled_datetime >= NOW() AND wp.user_id = ?
                               ORDER BY wp.scheduled_datetime ASC";
    }
    $stmt = $conn->prepare($calendar_posts_sql);
    if ($stmt) {
        if ($user_role !== 'admin') {
            $stmt->bind_param("i", $user_id);
        }
        $stmt->execute();
        $result = $stmt->get_result();

        while ($post = $result->fetch_assoc()) {
            $calendar_events[] = [
                'id'    => 'post_' . $post['id'], // Prefix to distinguish type
                'title' => sanitize_input($post['content']) . " (by " . sanitize_input($post['username']) . ")",
                'start' => $post['scheduled_datetime'],
                'type'  => 'post', // Custom property to identify type
                'color' => '#10B981' // Tailwind Green-500
            ];
        }
        $stmt->close();
    } else {
        throw new Exception("Prepare statement failed for calendar posts: " . $conn->error);
    }
} catch (Exception $e) {
    $errors[] = $e->getMessage();
}

// (Optional) Fetch recent activities: Plans, Posts, Notes, Ads
$recent_plans = [];
$recent_posts = [];
$recent_notes = [];
$recent_ads = [];
$items_per_section = 5; // Number of items to display in each recent section

try {
    // Recent Plans
    if ($user_role === 'admin') {
        $recent_plans_sql = "SELECT wp.*, u.username 
                             FROM workspace_plans wp
                             JOIN users u ON wp.user_id = u.id
                             ORDER BY wp.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_plans_sql);
        $stmt->bind_param("i", $items_per_section);
    } else {
        $recent_plans_sql = "SELECT wp.*, u.username 
                             FROM workspace_plans wp
                             JOIN users u ON wp.user_id = u.id
                             WHERE wp.user_id = ?
                             ORDER BY wp.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_plans_sql);
        $stmt->bind_param("ii", $user_id, $items_per_section);
    }

    if ($stmt) {
        $stmt->execute();
        $result = $stmt->get_result();
        while ($plan = $result->fetch_assoc()) {
            $recent_plans[] = $plan;
        }
        $stmt->close();
    }

    // Recent Posts
    if ($user_role === 'admin') {
        $recent_posts_sql = "SELECT wp.*, u.username 
                             FROM workspace_posts wp
                             JOIN users u ON wp.user_id = u.id
                             ORDER BY wp.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_posts_sql);
        $stmt->bind_param("i", $items_per_section);
    } else {
        $recent_posts_sql = "SELECT wp.*, u.username 
                             FROM workspace_posts wp
                             JOIN users u ON wp.user_id = u.id
                             WHERE wp.user_id = ?
                             ORDER BY wp.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_posts_sql);
        $stmt->bind_param("ii", $user_id, $items_per_section);
    }

    if ($stmt) {
        $stmt->execute();
        $result = $stmt->get_result();
        while ($post = $result->fetch_assoc()) {
            $recent_posts[] = $post;
        }
        $stmt->close();
    }

    // Recent Notes
    if ($user_role === 'admin') {
        $recent_notes_sql = "SELECT wn.*, u.username 
                             FROM workspace_notes wn
                             JOIN users u ON wn.user_id = u.id
                             ORDER BY wn.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_notes_sql);
        $stmt->bind_param("i", $items_per_section);
    } else {
        $recent_notes_sql = "SELECT wn.*, u.username 
                             FROM workspace_notes wn
                             JOIN users u ON wn.user_id = u.id
                             WHERE wn.user_id = ?
                             ORDER BY wn.created_at DESC
                             LIMIT ?";
        $stmt = $conn->prepare($recent_notes_sql);
        $stmt->bind_param("ii", $user_id, $items_per_section);
    }

    if ($stmt) {
        $stmt->execute();
        $result = $stmt->get_result();
        while ($note = $result->fetch_assoc()) {
            $recent_notes[] = $note;
        }
        $stmt->close();
    }

    // Recent Ads
    if ($user_role === 'admin') {
        $recent_ads_sql = "SELECT a.*, u.username 
                           FROM ads a
                           JOIN users u ON a.user_id = u.id
                           ORDER BY a.created_at DESC
                           LIMIT ?";
        $stmt = $conn->prepare($recent_ads_sql);
        $stmt->bind_param("i", $items_per_section);
    } else {
        $recent_ads_sql = "SELECT a.*, u.username 
                           FROM ads a
                           JOIN users u ON a.user_id = u.id
                           WHERE a.user_id = ?
                           ORDER BY a.created_at DESC
                           LIMIT ?";
        $stmt = $conn->prepare($recent_ads_sql);
        $stmt->bind_param("ii", $user_id, $items_per_section);
    }

    if ($stmt) {
        $stmt->execute();
        $result = $stmt->get_result();
        while ($ad = $result->fetch_assoc()) {
            $recent_ads[] = $ad;
        }
        $stmt->close();
    }

} catch (Exception $e) {
    $errors[] = $e->getMessage();
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Workspace Dashboard - Kaak Alia Management System</title>
    <!-- Tailwind CSS -->
    <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
    <!-- Bootstrap Icons -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons/font/bootstrap-icons.css" rel="stylesheet">
    <!-- FullCalendar CSS -->
    <link href='https://cdn.jsdelivr.net/npm/fullcalendar@5.11.3/main.min.css' rel='stylesheet' />
    <!-- Custom Styles -->
    <style>
        body {
            font-family: 'Cairo', sans-serif;
        }
        #calendar {
            max-width: 100%;
            margin: 0 auto;
            background-color: #ffffff;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            padding: 20px;
        }
    </style>
</head>
<body class="bg-gray-100">
    <!-- Header -->
    <?php include __DIR__ . '/../../includes/header.php'; ?>

    <!-- Main Content -->
    <main class="container mx-auto p-6 mt-24 mb-20">
        <h1 class="text-3xl font-bold mb-6">Workspace Dashboard</h1>

        <!-- Display Errors -->
        <?php if (!empty($errors)): ?>
            <div class="mb-6">
                <?php foreach ($errors as $error): ?>
                    <div class="bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded mb-2">
                        <?= htmlspecialchars($error) ?>
                    </div>
                <?php endforeach; ?>
            </div>
        <?php endif; ?>

        <!-- Summary Cards -->
        <div class="grid grid-cols-1 md:grid-cols-4 gap-6 mb-6">
            <!-- Plans -->
            <div class="flex items-center p-4 bg-blue-500 text-white rounded-lg shadow hover:bg-blue-600 transition">
                <i class="bi bi-list-task text-4xl mr-4"></i>
                <div>
                    <h2 class="text-xl font-semibold">Total Plans</h2>
                    <p class="text-2xl"><?= htmlspecialchars(number_format($plans_count)) ?></p>
                </div>
            </div>
            <!-- Posts -->
            <div class="flex items-center p-4 bg-green-500 text-white rounded-lg shadow hover:bg-green-600 transition">
                <i class="bi bi-calendar-plus text-4xl mr-4"></i>
                <div>
                    <h2 class="text-xl font-semibold">Total Posts</h2>
                    <p class="text-2xl"><?= htmlspecialchars(number_format($posts_count)) ?></p>
                </div>
            </div>
            <!-- Notes -->
            <div class="flex items-center p-4 bg-purple-500 text-white rounded-lg shadow hover:bg-purple-600 transition">
                <i class="bi bi-stickies text-4xl mr-4"></i>
                <div>
                    <h2 class="text-xl font-semibold">Total Notes</h2>
                    <p class="text-2xl"><?= htmlspecialchars(number_format($notes_count)) ?></p>
                </div>
            </div>
            <!-- Ads -->
            <div class="flex items-center p-4 bg-red-500 text-white rounded-lg shadow hover:bg-red-600 transition">
                <i class="bi bi-megaphone text-4xl mr-4"></i>
                <div>
                    <h2 class="text-xl font-semibold">Total Ads</h2>
                    <p class="text-2xl"><?= htmlspecialchars(number_format($ads_count)) ?></p>
                </div>
            </div>
        </div>

        <!-- Quick Links -->
        <div class="grid grid-cols-1 md:grid-cols-4 gap-6 mb-6">
            <a href="plans.php" class="block p-6 bg-blue-400 text-white rounded-lg shadow hover:bg-blue-500 transition">
                <i class="bi bi-list-task text-3xl"></i>
                <h2 class="mt-2 text-xl font-semibold">Manage Plans</h2>
            </a>
            <a href="posts.php" class="block p-6 bg-green-400 text-white rounded-lg shadow hover:bg-green-500 transition">
                <i class="bi bi-calendar-plus text-3xl"></i>
                <h2 class="mt-2 text-xl font-semibold">Manage Posts</h2>
            </a>
            <a href="notes.php" class="block p-6 bg-purple-400 text-white rounded-lg shadow hover:bg-purple-500 transition">
                <i class="bi bi-stickies text-3xl"></i>
                <h2 class="mt-2 text-xl font-semibold">Manage Notes</h2>
            </a>
            <a href="ads/index.php" class="block p-6 bg-red-400 text-white rounded-lg shadow hover:bg-red-500 transition">
                <i class="bi bi-megaphone text-3xl"></i>
                <h2 class="mt-2 text-xl font-semibold">Manage Ads</h2>
            </a>
        </div>

        <!-- Calendar -->
        <div class="mb-6">
            <h2 class="text-2xl font-bold mb-4">Upcoming Plans & Posts</h2>
            <div id='calendar'></div>
        </div>

        <!-- (Optional) Recent Activities -->
        <div class="grid grid-cols-1 md:grid-cols-4 gap-6 mb-6">
            <!-- Recent Plans -->
            <div>
                <h3 class="text-xl font-semibold mb-2">Recent Plans</h3>
                <?php if (!empty($recent_plans)): ?>
                    <ul>
                        <?php foreach ($recent_plans as $plan): ?>
                            <li class="mb-2">
                                <span class="font-semibold"><?= htmlspecialchars($plan['title']) ?></span> 
                                by <span class="text-gray-700"><?= htmlspecialchars($plan['username']) ?></span>
                                <br>
                                <span class="text-sm text-gray-500"><?= htmlspecialchars(date("d M Y, h:i A", strtotime($plan['created_at']))) ?></span>
                            </li>
                        <?php endforeach; ?>
                    </ul>
                <?php else: ?>
                    <p class="text-gray-500">No recent plans found.</p>
                <?php endif; ?>
            </div>
            <!-- Recent Posts -->
            <div>
                <h3 class="text-xl font-semibold mb-2">Recent Posts</h3>
                <?php if (!empty($recent_posts)): ?>
                    <ul>
                        <?php foreach ($recent_posts as $post): ?>
                            <li class="mb-2">
                                <span class="font-semibold"><?= htmlspecialchars($post['platform']) ?></span>: 
                                <?= htmlspecialchars(substr($post['content'], 0, 50)) ?>...
                                by <span class="text-gray-700"><?= htmlspecialchars($post['username']) ?></span>
                                <br>
                                <span class="text-sm text-gray-500"><?= htmlspecialchars(date("d M Y, h:i A", strtotime($post['created_at']))) ?></span>
                            </li>
                        <?php endforeach; ?>
                    </ul>
                <?php else: ?>
                    <p class="text-gray-500">No recent posts found.</p>
                <?php endif; ?>
            </div>
            <!-- Recent Notes -->
            <div>
                <h3 class="text-xl font-semibold mb-2">Recent Notes</h3>
                <?php if (!empty($recent_notes)): ?>
                    <ul>
                        <?php foreach ($recent_notes as $note): ?>
                            <li class="mb-2">
                                <span class="font-semibold"><?= htmlspecialchars($note['title']) ?></span> 
                                by <span class="text-gray-700"><?= htmlspecialchars($note['username']) ?></span>
                                <br>
                                <span class="text-sm text-gray-500"><?= htmlspecialchars(date("d M Y, h:i A", strtotime($note['created_at']))) ?></span>
                            </li>
                        <?php endforeach; ?>
                    </ul>
                <?php else: ?>
                    <p class="text-gray-500">No recent notes found.</p>
                <?php endif; ?>
            </div>
            <!-- Recent Ads -->
            <div>
                <h3 class="text-xl font-semibold mb-2">Recent Ads</h3>
                <?php if (!empty($recent_ads)): ?>
                    <ul>
                        <?php foreach ($recent_ads as $ad_item): ?>
                            <li class="mb-2">
                                <span class="font-semibold"><?= htmlspecialchars($ad_item['name']) ?></span> 
                                by <span class="text-gray-700"><?= htmlspecialchars($ad_item['username']) ?></span>
                                <br>
                                <span class="text-sm text-gray-500"><?= htmlspecialchars(date("d M Y, h:i A", strtotime($ad_item['created_at']))) ?></span>
                            </li>
                        <?php endforeach; ?>
                    </ul>
                <?php else: ?>
                    <p class="text-gray-500">No recent ads found.</p>
                <?php endif; ?>
            </div>
        </div>
    </main>

    <!-- Footer -->
    <footer class="fixed bottom-0 left-0 w-full bg-gray-800 text-white text-center p-4">
        &copy; 2024 Kaak Alia Bakery. All rights reserved.
    </footer>

    <!-- FullCalendar JS -->
    <script src='https://cdn.jsdelivr.net/npm/fullcalendar@5.11.3/main.min.js'></script>
    <script>
        document.addEventListener('DOMContentLoaded', function() {
            var calendarEl = document.getElementById('calendar');
            var calendarData = <?= json_encode($calendar_events) ?>;
            var calendar = new FullCalendar.Calendar(calendarEl, {
                initialView: 'dayGridMonth',
                events: calendarData,
                headerToolbar: {
                    left: 'prev,next today',
                    center: 'title',
                    right: 'dayGridMonth,timeGridWeek,timeGridDay'
                },
                eventClick: function(info) {
                    // Determine the type of the event and redirect accordingly
                    const eventType = info.event.extendedProps.type;
                    const eventId = info.event.id.split('_')[1]; // Extract the numeric ID

                    if(eventType === 'plan'){
                        window.location.href = 'view_plan.php?id=' + eventId;
                    } else if(eventType === 'post'){
                        window.location.href = 'view_post.php?id=' + eventId;
                    } else {
                        // Default action or handle other types if necessary
                        alert('Unknown event type.');
                    }
                },
                eventColor: '#06D6A0', // Default event color (can be overridden by individual event colors)
                navLinks: true, // Can click day/week names to navigate views
                selectable: true,
                selectMirror: true,
                select: function(arg) {
                    // Handle date selection for creating new plans
                    if(confirm('Would you like to add a new plan on ' + arg.startStr + '?')) {
                        window.location.href = 'create_plan.php?due_date=' + encodeURIComponent(arg.startStr);
                    }
                    calendar.unselect()
                },
                // Responsive Design Enhancements
                height: 'auto',
                windowResize: function(view) {
                    calendar.render();
                }
            });
            calendar.render();
        });
    </script>
</body>
</html>

<?php
// Flush the output buffer
ob_end_flush();
// No closing PHP tag to prevent unwanted output
?>) and add more features to make it cool and looks amazing