$date_from . ' 00:00:00', ':to' => $date_to . ' 23:59:59'];
$outlet_query = "";
if ($outlet_id !== 'all') {
$outlet_query = " AND o.outlet_id = :outlet_id";
$params[':outlet_id'] = $outlet_id;
}
try {
// Outlets for filter
$outlets = $pdo->query("SELECT id, name FROM outlets WHERE is_deleted = 0")->fetchAll();
// Daily Sales
$daily_sales = $pdo->prepare("SELECT DATE(o.created_at) as date, SUM(o.total_amount) as total
FROM orders o
WHERE o.created_at BETWEEN :from AND :to $outlet_query
AND o.status != 'cancelled'
GROUP BY DATE(o.created_at)
ORDER BY date ASC");
$daily_sales->execute($params);
$daily_sales_data = $daily_sales->fetchAll();
// Staff Sales
$staff_sales = $pdo->prepare("SELECT u.username, SUM(o.total_amount) as total
FROM orders o
JOIN users u ON o.user_id = u.id
WHERE o.created_at BETWEEN :from AND :to $outlet_query
AND o.status != 'cancelled'
GROUP BY u.id
ORDER BY total DESC");
$staff_sales->execute($params);
$staff_sales_data = $staff_sales->fetchAll();
// Outlet Sales
$outlet_sales = $pdo->prepare("SELECT ou.name, SUM(o.total_amount) as total
FROM orders o
JOIN outlets ou ON o.outlet_id = ou.id
WHERE o.created_at BETWEEN :from AND :to $outlet_query
AND o.status != 'cancelled'
GROUP BY ou.id
ORDER BY total DESC");
$outlet_sales->execute($params);
$outlet_sales_data = $outlet_sales->fetchAll();
// Category Sales
$cat_sales = $pdo->prepare("SELECT c.name, SUM(oi.quantity * oi.unit_price) as total
FROM order_items oi
JOIN orders o ON oi.order_id = o.id
JOIN products p ON oi.product_id = p.id
JOIN categories c ON p.category_id = c.id
WHERE o.created_at BETWEEN :from AND :to $outlet_query
AND o.status != 'cancelled'
GROUP BY c.id
ORDER BY total DESC");
$cat_sales->execute($params);
$cat_sales_data = $cat_sales->fetchAll();
// Expenses
$expenses = $pdo->prepare("SELECT ec.name, SUM(e.amount) as total
FROM expenses e
JOIN expense_categories ec ON e.category_id = ec.id
WHERE e.expense_date BETWEEN :from AND :to
AND (:outlet_id_all = 'all' OR e.outlet_id = :outlet_id_exp)
GROUP BY ec.id");
$exp_params = [':from' => $date_from, ':to' => $date_to, ':outlet_id_all' => $outlet_id, ':outlet_id_exp' => $outlet_id];
$expenses->execute($exp_params);
$expense_data = $expenses->fetchAll();
// Summary
$total_sales = array_sum(array_column($daily_sales_data, 'total'));
$total_expenses = array_sum(array_column($expense_data, 'total'));
$net_profit = $total_sales - $total_expenses;
} catch (PDOException $e) {
echo 'Database error: ' . htmlspecialchars($e->getMessage()) . '
';
include __DIR__ . '/includes/footer.php';
exit;
}
?>