<?php
require_once __DIR__ . '/includes/app.php';
$user = require_permission('reports', 'show');
$pageTitle = tr('التقارير', 'Reports');
$activeNav = 'reports';

$tab = $_GET['tab'] ?? 'summary';
$dbError = null;

if ($tab === 'sales') {
    $dateFrom = $_GET['date_from'] ?? date('Y-m-01');
    $dateTo = $_GET['date_to'] ?? date('Y-m-t');
    $branchFilter = $_GET['branch'] ?? '';
    
    $params = [];
    $where = base_sales_query_filters($params, null, $branchFilter ?: null);
    $where .= ' AND DATE(sale_date) >= :date_from AND DATE(sale_date) <= :date_to';
    $params[':date_from'] = $dateFrom;
    $params[':date_to'] = $dateTo;
    
    $sql = 'SELECT * FROM sales_orders' . $where . ' ORDER BY sale_date DESC';
    try {
        $stmt = db()->prepare($sql);
        foreach ($params as $k => $v) {
            $stmt->bindValue($k, $v);
        }
        $stmt->execute();
        $salesReport = $stmt->fetchAll();
    } catch(Throwable $e) {
        $dbError = $e->getMessage();
        $salesReport = [];
    }
} elseif ($tab === 'orders') {
    $branchFilter = $_GET['branch'] ?? '';
    $params = [];
    $where = base_sales_query_filters($params, null, $branchFilter ?: null);
    $where .= " AND status = 'order'";
    
    $sql = 'SELECT * FROM sales_orders' . $where . ' ORDER BY sale_date ASC';
    try {
        $stmt = db()->prepare($sql);
        foreach ($params as $k => $v) {
            $stmt->bindValue($k, $v);
        }
        $stmt->execute();
        $followUpOrders = $stmt->fetchAll();
        
        $onlineStmt = db()->query("SELECT * FROM online_orders WHERE status IN ('pending', 'accepted') ORDER BY created_at ASC");
        $onlineOrders = $onlineStmt->fetchAll();
        
    } catch(Throwable $e) {
        $dbError = $e->getMessage();
        $followUpOrders = [];
        $onlineOrders = [];
    }
} elseif ($tab === 'daily') {
    $reportDate = $_GET['date'] ?? date('Y-m-d');
    $branchFilter = $_GET['branch'] ?? '';
    
    $params = [];
    $where = base_sales_query_filters($params, null, $branchFilter ?: null);
    $where .= " AND DATE(sale_date) = :rdate AND status != 'order'";
    $params[':rdate'] = $reportDate;
    
    $dailyTotals = [
        'seller' => [],
        'outlet' => [],
        'payment' => [],
        'total' => 0
    ];
    
    try {
        // By Seller
        $sql = "SELECT cashier_name, SUM(total_amount) as total FROM sales_orders" . $where . " GROUP BY cashier_name";
        $stmt = db()->prepare($sql);
        $stmt->execute($params);
        $dailyTotals['seller'] = $stmt->fetchAll(PDO::FETCH_KEY_PAIR);
        
        // By Outlet
        $sql = "SELECT branch_code, SUM(total_amount) as total FROM sales_orders" . $where . " GROUP BY branch_code";
        $stmt = db()->prepare($sql);
        $stmt->execute($params);
        $dailyTotals['outlet'] = $stmt->fetchAll(PDO::FETCH_KEY_PAIR);
        
        // By Payment
        $sql = "SELECT payment_method, SUM(total_amount) as total FROM sales_orders" . $where . " GROUP BY payment_method";
        $stmt = db()->prepare($sql);
        $stmt->execute($params);
        $dailyTotals['payment'] = $stmt->fetchAll(PDO::FETCH_KEY_PAIR);
        
        // Grand total
        $sql = "SELECT SUM(total_amount) as total FROM sales_orders" . $where;
        $stmt = db()->prepare($sql);
        $stmt->execute($params);
        $dailyTotals['total'] = (float) $stmt->fetchColumn();
        
    } catch(Throwable $e) {
        $dbError = $e->getMessage();
    }
} elseif ($tab === 'expenses') {
    $dateFrom = $_GET['date_from'] ?? date('Y-m-01');
    $dateTo = $_GET['date_to'] ?? date('Y-m-t');
    $branchFilter = $_GET['branch'] ?? '';
    $categoryFilter = $_GET['category_id'] ?? '';
    
    $params = [];
    $whereConditions = ["DATE(e.expense_date) >= :date_from", "DATE(e.expense_date) <= :date_to"];
    $params[':date_from'] = $dateFrom;
    $params[':date_to'] = $dateTo;
    
    if ($user['role'] !== 'owner') {
        $ubranches = get_user_branches($user);
        if ($branchFilter && $branchFilter === 'general') {
            $whereConditions[] = "e.branch_code IS NULL";
        } elseif ($branchFilter && in_array($branchFilter, $ubranches, true)) {
            $whereConditions[] = "e.branch_code = :branch";
            $params[':branch'] = $branchFilter;
        } else {
            if (empty($ubranches)) {
                $whereConditions[] = "e.branch_code IS NULL";
            } else {
                $inQuery = implode(',', array_fill(0, count($ubranches), '?'));
                // We must use numbered placeholders if mixing with named placeholders?
                // PDO might not like mixing ? and :name.
                // Let's create named placeholders for in query.
                $namedParams = [];
                foreach($ubranches as $i => $ub) {
                    $key = ':ubranch_' . $i;
                    $namedParams[] = $key;
                    $params[$key] = $ub;
                }
                $inQuery = implode(', ', $namedParams);
                $whereConditions[] = "(e.branch_code IN ($inQuery) OR e.branch_code IS NULL)";
            }
        }
    } else {
        if ($branchFilter) {
            if ($branchFilter === 'general') {
                $whereConditions[] = "e.branch_code IS NULL";
            } else {
                $whereConditions[] = "e.branch_code = :branch";
                $params[':branch'] = $branchFilter;
            }
        }
    }
    
    if ($categoryFilter) {
        $whereConditions[] = "e.category_id = :category_id";
        $params[':category_id'] = $categoryFilter;
    }
    
    $where = " WHERE " . implode(" AND ", $whereConditions);
    
    $sql = "SELECT e.*, c.name_ar as category_name_ar, c.name_en as category_name_en, u.username as created_by_name 
            FROM expenses e 
            LEFT JOIN expense_categories c ON e.category_id = c.id 
            LEFT JOIN users u ON e.created_by = u.id 
            " . $where . " 
            ORDER BY e.expense_date DESC";
    try {
        $stmt = db()->prepare($sql);
        foreach ($params as $k => $v) {
            $stmt->bindValue($k, $v);
        }
        $stmt->execute();
        $expensesReport = $stmt->fetchAll();
        
        $catStmt = db()->query("SELECT id, name_ar, name_en FROM expense_categories ORDER BY name_ar");
        $expenseCategories = $catStmt->fetchAll();
    } catch(Throwable $e) {
        $dbError = $e->getMessage();
        $expensesReport = [];
        $expenseCategories = [];
    }
} else {
    $report = ['gross' => 0.0, 'branch_totals' => [], 'payment_totals' => [], 'product_totals' => [], 'sales_count' => 0];
    try {
        $report = report_metrics();
    } catch (Throwable $e) {
        $dbError = $e->getMessage();
    }
}

require __DIR__ . '/includes/header.php';
?>

<div class="d-flex justify-content-between align-items-center mb-4 d-print-none">
  <div>
    <h1 class="h3 mb-0"><?= h($pageTitle) ?></h1>
  </div>
</div>

<ul class="nav nav-tabs mb-4 d-print-none">
  <li class="nav-item">
    <a class="nav-link <?= $tab === 'summary' ? 'active' : '' ?>" href="reports.php?tab=summary"><?= h(tr('ملخص عام', 'General Summary')) ?></a>
  </li>
  <li class="nav-item">
    <a class="nav-link <?= $tab === 'daily' ? 'active' : '' ?>" href="reports.php?tab=daily"><?= h(tr('التقرير اليومي', 'Daily Report')) ?></a>
  </li>
  <li class="nav-item">
    <a class="nav-link <?= $tab === 'sales' ? 'active' : '' ?>" href="reports.php?tab=sales"><?= h(tr('تقرير المبيعات', 'Sales Report')) ?></a>
  </li>
  <li class="nav-item">
    <a class="nav-link <?= $tab === 'orders' ? 'active' : '' ?>" href="reports.php?tab=orders"><?= h(tr('طلبات للمتابعة', 'Follow-up Orders')) ?></a>
  </li>
  <li class="nav-item">
    <a class="nav-link<?= $tab === 'expenses' ? 'active' : '' ?>" href="reports.php?tab=expenses"><?= h(tr('تقرير المصروفات', 'Expenses Report')) ?></a>
  </li>
</ul>

<?php if ($dbError): ?>
    <div class="alert alert-danger d-print-none"><?= h($dbError) ?></div>
<?php endif; ?>

<?php if ($tab === 'sales'): ?>
    
    <div class="card mb-4 d-print-none">
        <div class="card-body">
            <form method="GET" action="reports.php" class="row g-3 align-items-end">
                <input type="hidden" name="tab" value="sales">
                <div class="col-md-3">
                    <label class="form-label"><?= h(tr('من تاريخ', 'From Date')) ?></label>
                    <input type="date" name="date_from" class="form-control" value="<?= h($dateFrom) ?>">
                </div>
                <div class="col-md-3">
                    <label class="form-label"><?= h(tr('إلى تاريخ', 'To Date')) ?></label>
                    <input type="date" name="date_to" class="form-control" value="<?= h($dateTo) ?>">
                </div>
                <div class="col-md-4">
                    <label class="form-label"><?= h(tr('الفرع', 'Branch')) ?></label>
                    <select name="branch" class="form-select">
                        <option value=""><?= h(tr('جميع الفروع', 'All Branches')) ?></option>
                        <?php 
                        $availableBranches = get_user_branches_assoc($user);
                        foreach ($availableBranches as $code => $b): 
                        ?>
                            <option value="<?= h($code) ?>" <?= $branchFilter === $code ? 'selected' : '' ?>><?= h(branch_label($code)) ?></option>
                        <?php endforeach; ?>
                    </select>
                </div>
                <div class="col-md-2">
                    <button type="submit" class="btn btn-primary w-100"><?= h(tr('بحث', 'Search')) ?></button>
                </div>
            </form>
        </div>
    </div>
    
    <div class="d-none d-print-block mb-4 text-center">
        <h2><?= h(tr('تقرير المبيعات', 'Sales Report')) ?></h2>
        <p><?= h(tr('الفترة من', 'Period from')) ?> <?= h($dateFrom) ?> <?= h(tr('إلى', 'to')) ?> <?= h($dateTo) ?></p>
        <?php if ($branchFilter): ?>
            <p><?= h(tr('الفرع:', 'Branch:')) ?> <?= h(branch_label($branchFilter)) ?></p>
        <?php endif; ?>
    </div>

    <div class="surface-card">
        <div class="d-flex justify-content-between align-items-center mb-3 d-print-none">
            <h3 class="h5 mb-0"><?= h(tr('نتائج التقرير', 'Report Results')) ?></h3>
            <button class="btn btn-outline-secondary btn-sm" onclick="window.print()"><i class="bi bi-printer"></i> <?= h(tr('طباعة', 'Print')) ?></button>
        </div>
        
        <?php if(empty($salesReport)): ?>
            <p class="text-muted"><?= h(tr('لا توجد مبيعات في هذه الفترة.', 'No sales found in this period.')) ?></p>
        <?php else: ?>
            <div class="table-responsive">
                <table class="table table-bordered table-striped align-middle">
                    <thead>
                        <tr>
                            <th><?= h(tr('التاريخ', 'Date')) ?></th>
                            <th><?= h(tr('رقم الإيصال', 'Receipt No')) ?></th>
                            <th><?= h(tr('الكاشير', 'Cashier')) ?></th>
                            <th><?= h(tr('الفرع', 'Branch')) ?></th>
                            <th><?= h(tr('طريقة الدفع', 'Payment Method')) ?></th>
                            <th><?= h(tr('الحالة', 'Status')) ?></th>
                            <th class="text-end"><?= h(tr('المجموع', 'Subtotal')) ?></th>
                            <th class="text-end"><?= h(tr('الضريبة', 'VAT')) ?></th>
                            <th class="text-end"><?= h(tr('الإجمالي', 'Total')) ?></th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php 
                        $subtotalSum = 0;
                        $vatSum = 0;
                        $totalSum = 0;
                        foreach($salesReport as $sale): 
                            $vat = (float) ($sale['vat_amount'] ?? 0);
                            $total = (float) $sale['total_amount'];
                            $calcSubtotal = $total - $vat;
                            
                            $subtotalSum += $calcSubtotal;
                            $vatSum += $vat;
                            $totalSum += $total;
                        ?>
                        <tr>
                            <td><?= h(date('Y-m-d H:i', strtotime((string)$sale['sale_date']))) ?></td>
                            <td><?= h((string)$sale['receipt_no']) ?></td>
                            <td><?= h((string)$sale['cashier_name']) ?></td>
                            <td><?= h(branch_label((string)$sale['branch_code'])) ?></td>
                            <td><?= h(ucfirst((string)$sale['payment_method'])) ?></td>
                            <td>
                                <?php if (($sale['status'] ?? 'completed') === 'order'): ?>
                                    <span class="badge bg-warning text-dark"><i class="bi bi-clock"></i> <?= h(tr('طلب حجز', 'Order')) ?></span>
                                <?php else: ?>
                                    <span class="badge bg-success"><i class="bi bi-check-circle"></i> <?= h(tr('مدفوع', 'Paid')) ?></span>
                                <?php endif; ?>
                            </td>
                            <td class="text-end"><?= h(currency($calcSubtotal)) ?></td>
                            <td class="text-end"><?= h(currency($vat)) ?></td>
                            <td class="text-end fw-bold"><?= h(currency($total)) ?></td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>
                    <tfoot class="table-dark">
                        <tr>
                            <td colspan="6" class="text-end"><?= h(tr('الإجمالي الكلي', 'Grand Total')) ?></td>
                            <td class="text-end fw-bold fs-6"><?= h(currency($subtotalSum)) ?></td>
                            <td class="text-end fw-bold fs-6"><?= h(currency($vatSum)) ?></td>
                            <td class="text-end fw-bold fs-5"><?= h(currency($totalSum)) ?></td>
                        </tr>
                    </tfoot>
                </table>
            </div>
        <?php endif; ?>
    </div>

<?php elseif ($tab === 'expenses'): ?>
    
    <style>
    @media print {
        body { font-size: 13pt !important; background: #fff; }
        .table-bordered th, .table-bordered td { border: 1px solid #000 !important; padding: 6px; }
        .table th { background-color: #f0f0f0 !important; -webkit-print-color-adjust: exact; color: #000; }
        .d-print-none { display: none !important; }
        .surface-card { box-shadow: none !important; border: none !important; padding: 0 !important; }
        .print-header { display: block !important; margin-bottom: 30px; }
        .page-break-inside-avoid { page-break-inside: avoid; }
    }
    .print-header { display: none; }
    </style>

    <!-- Filters (Hidden on Print) -->
    <div class="card mb-4 d-print-none">
        <div class="card-body">
            <form method="GET" action="reports.php" class="row g-3 align-items-end">
                <input type="hidden" name="tab" value="expenses">
                <div class="col-md-3">
                    <label class="form-label"><?= h(tr('من تاريخ', 'From Date')) ?></label>
                    <input type="date" name="date_from" class="form-control" value="<?= h($dateFrom) ?>">
                </div>
                <div class="col-md-3">
                    <label class="form-label"><?= h(tr('إلى تاريخ', 'To Date')) ?></label>
                    <input type="date" name="date_to" class="form-control" value="<?= h($dateTo) ?>">
                </div>
                <div class="col-md-2">
                    <label class="form-label"><?= h(tr('التصنيف', 'Category')) ?></label>
                    <select name="category_id" class="form-select">
                        <option value=""><?= h(tr('الكل', 'All')) ?></option>
                        <?php foreach($expenseCategories as $cat):
                            if ($cat['id'] == $categoryFilter) {
                                $catName = $cat['name_ar'] . ' / ' . $cat['name_en'];
                                break;
                            }
                        ?>
                            <option value="<?= $cat['id'] ?>" <?= $categoryFilter == $cat['id'] ? 'selected' : '' ?> >
                                <?= h($cat['name_ar'] . ' / ' . $cat['name_en']) ?>
                            </option>
                        <?php endforeach; ?>
                    </select>
                </div>
                <div class="col-md-2">
                    <label class="form-label"><?= h(tr('الفرع', 'Branch')) ?></label>
                    <select name="branch" class="form-select">
                        <option value=""><?= h(tr('جميع الفروع', 'All Branches')) ?></option>
                        <option value="general" <?= $branchFilter === 'general' ? 'selected' : '' ?>><?= h(tr('مصروفات عامة', 'General Expenses')) ?></option>
                        <?php 
                        $availableBranches = get_user_branches_assoc($user);
                        foreach ($availableBranches as $code => $b): 
                        ?>
                            <option value="<?= h($code) ?>" <?= $branchFilter === $code ? 'selected' : '' ?>><?= h(branch_label($code)) ?></option>
                        <?php endforeach; ?>
                    </select>
                </div>
                <div class="col-md-2">
                    <button type="submit" class="btn btn-primary w-100"><?= h(tr('بحث', 'Search')) ?></button>
                </div>
            </form>
        </div>
    </div>
    
    <!-- Formal Print Header -->
    <div class="print-header">
        <div class="text-center mb-4" style="border-bottom: 2px solid #000; padding-bottom: 15px;">
            <h2 style="font-weight: bold; margin:0;"><?= h(tr('تقرير المصروفات التفصيلي', 'Detailed Expenses Report')) ?></h2>
            <p style="margin: 5px 0 0; color: #555;"><?= h(tr('تاريخ الإصدار:', 'Generated on:')) ?> <?= date('Y-m-d H:i') ?></p>
        </div>
        
        <div class="row mb-4" style="border: 1px solid #000; padding: 15px; margin: 0;">
            <div class="col-8">
                <div style="margin-bottom: 5px;"><strong><?= h(tr('الفترة:', 'Period:')) ?></strong> <?= h($dateFrom) ?> <?= h(tr('إلى', 'to')) ?> <?= h($dateTo) ?></div>
                <?php if ($categoryFilter):
                    $catName = '';
                    foreach ($expenseCategories as $c) {
                        if ($c['id'] == $categoryFilter) {
                            $catName = $c['name_ar'] . ' / ' . $c['name_en'];
                            break;
                        }
                    }
                    ?>
                    <div style="margin-bottom: 5px;"><strong><?= h(tr('التصنيف:', 'Category:')) ?></strong> <?= h($catName) ?></div>
                <?php endif; ?>
                <div><strong><?= h(tr('الفرع:', 'Branch:')) ?></strong> <?= h($branchFilter ? ($branchFilter === 'general' ? tr('مصروفات عامة', 'General Expenses') : branch_label($branchFilter)) : tr('جميع الفروع', 'All Branches')) ?></div>
            </div>
            <div class="col-4 text-end">
                <div><strong><?= h(tr('بواسطة:', 'Requested By:')) ?></strong> <?= h($user['username']) ?></div>
            </div>
        </div>
    </div>

    <!-- Results Table -->
    <div class="surface-card">
        <div class="d-flex justify-content-between align-items-center mb-3 d-print-none">
            <h3 class="h5 mb-0"><?= h(tr('نتائج التقرير', 'Report Results')) ?></h3>
            <button class="btn btn-outline-secondary btn-sm" onclick="window.print()"><i class="bi bi-printer"></i> <?= h(tr('طباعة رسمية', 'Formal Print')) ?></button>
        </div>
        
        <?php if(empty($expensesReport)): ?>
            <p class="text-muted d-print-none"><?= h(tr('لا توجد مصروفات في هذه الفترة.', 'No expenses found in this period.')) ?></p>
            <div class="print-header text-center py-5">
                <h4><?= h(tr('لا توجد بيانات لهذه الفترة', 'No data for this period')) ?></h4>
            </div>
        <?php else: ?>
            <div class="table-responsive">
                <table class="table table-bordered table-striped align-middle" style="width: 100%;">
                    <thead>
                        <tr>
                            <th><?= h(tr('التاريخ', 'Date')) ?></th>
                            <th><?= h(tr('الفرع', 'Branch')) ?></th>
                            <th><?= h(tr('التصنيف', 'Category')) ?></th>
                            <th><?= h(tr('الوصف', 'Description')) ?></th>
                            <th><?= h(tr('المسجل', 'Logged By')) ?></th>
                            <th class="text-end"><?= h(tr('المبلغ', 'Amount')) ?></th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php 
                        $totalSum = 0;
                        foreach($expensesReport as $exp):
                            $totalSum += (float) $exp['amount'];
                        ?>
                        <tr>
                            <td><?= h(date('Y-m-d', strtotime((string)$exp['expense_date']))) ?></td>
                            <td>
                                <?php if (empty($exp['branch_code'])): ?>
                                    <?= h(tr('عام', 'General')) ?>
                                <?php else:
                                    echo h(branch_label((string)$exp['branch_code']));
                                endif; ?>
                            </td>
                            <td><?= h($exp['category_name_ar'] . ' / ' . $exp['category_name_en']) ?></td>
                            <td><?= h((string)$exp['description']) ?></td>
                            <td><?= h((string)$exp['created_by_name']) ?></td>
                            <td class="text-end fw-bold"><?= h(currency((float)$exp['amount'])) ?></td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>
                    <tfoot class="table-dark">
                        <tr>
                            <td colspan="5" class="text-end"><strong><?= h(tr('الإجمالي الكلي', 'Grand Total')) ?></strong></td>
                            <td class="text-end fw-bold fs-5"><strong><?= h(currency($totalSum)) ?></strong></td>
                        </tr>
                    </tfoot>
                </table>
            </div>
            
            <!-- Signatures (Print Only) -->
            <div class="print-header mt-5 pt-5 page-break-inside-avoid">
                <div class="row text-center mt-5">
                    <div class="col-4">
                        <p><strong><?= h(tr('المحاسب / المُعد', 'Prepared by / Accountant')) ?></strong></p>
                        <hr style="width: 60%; margin: 40px auto 0; border-top: 1px solid #000;">
                    </div>
                    <div class="col-4">
                        <p><strong><?= h(tr('المراجع', 'Checked by')) ?></strong></p>
                        <hr style="width: 60%; margin: 40px auto 0; border-top: 1px solid #000;">
                    </div>
                    <div class="col-4">
                        <p><strong><?= h(tr('المدير العام', 'General Manager')) ?></strong></p>
                        <hr style="width: 60%; margin: 40px auto 0; border-top: 1px solid #000;">
                    </div>
                </div>
            </div>
            
        <?php endif; ?>
    </div>

<?php elseif ($tab === 'orders'): ?>

    <div class="card mb-4 d-print-none">
        <div class="card-body">
            <form method="GET" action="reports.php" class="row g-3 align-items-end">
                <input type="hidden" name="tab" value="orders">
                <div class="col-md-4">
                    <label class="form-label"><?= h(tr('الفرع', 'Branch')) ?></label>
                    <select name="branch" class="form-select" onchange="this.form.submit()">
                        <option value=""><?= h(tr('جميع الفروع', 'All Branches')) ?></option>
                        <?php 
                        $availableBranches = get_user_branches_assoc($user);
                        foreach ($availableBranches as $code => $b): 
                        ?>
                            <option value="<?= h($code) ?>" <?= $branchFilter === $code ? 'selected' : '' ?>><?= h(branch_label($code)) ?></option>
                        <?php endforeach; ?>
                    </select>
                </div>
            </form>
        </div>
    </div>

    <div class="d-none d-print-block mb-4 text-center">
        <h2><?= h(tr('طلبات للمتابعة', 'Follow-up Orders')) ?></h2>
        <p><?= h(date('Y-m-d H:i')) ?></p>
        <?php if ($branchFilter): ?>
            <p><?= h(tr('الفرع:', 'Branch:')) ?> <?= h(branch_label($branchFilter)) ?></p>
        <?php endif; ?>
    </div>

    <div class="surface-card">
        <div class="d-flex justify-content-between align-items-center mb-3 d-print-none">
            <h3 class="h5 mb-0"><?= h(tr('طلبات حجز بانتظار الدفع', 'Reservation orders pending payment')) ?></h3>
            <button class="btn btn-outline-secondary btn-sm" onclick="window.print()"><i class="bi bi-printer"></i> <?= h(tr('طباعة', 'Print')) ?></button>
        </div>
        
        <?php if(empty($followUpOrders)): ?>
            <p class="text-muted"><?= h(tr('لا توجد طلبات للمتابعة.', 'No follow-up orders.')) ?></p>
        <?php else: ?>
            <div class="table-responsive">
                <table class="table table-bordered table-hover align-middle">
                    <thead>
                        <tr>
                            <th><?= h(tr('التاريخ', 'Date')) ?></th>
                            <th><?= h(tr('رقم الإيصال', 'Receipt No')) ?></th>
                            <th><?= h(tr('العميل', 'Customer')) ?></th>
                            <th><?= h(tr('هاتف العميل', 'Customer Phone')) ?></th>
                            <th><?= h(tr('الفرع', 'Branch')) ?></th>
                            <th class="text-end"><?= h(tr('المبلغ المستحق', 'Due Amount')) ?></th>
                            <th class="d-print-none text-end"><?= h(tr('إجراءات', 'Actions')) ?></th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php foreach($followUpOrders as $sale): ?>
                        <tr>
                            <td><?= h(date('Y-m-d H:i', strtotime((string)$sale['sale_date']))) ?></td>
                            <td><?= h((string)$sale['receipt_no']) ?></td>
                            <td><?= h((string)($sale['customer_name'] ?: '-')) ?></td>
                            <td dir="ltr"><?= h((string)($sale['customer_phone'] ? phone_display($sale['customer_phone']) : '-')) ?></td>
                            <td><?= h(branch_label((string)$sale['branch_code'])) ?></td>
                            <td class="text-end fw-bold text-danger"><?= h(currency((float)$sale['total_amount'])) ?></td>
                            <td class="d-print-none text-end">
                                <a class="btn btn-sm btn-light border" href="<?= h(url_for('sale.php', ['id' => $sale['id']])) ?>"><?= h(tr('عرض', 'View')) ?></a>
                                <button class="btn btn-sm btn-success" onclick="markPaidFromReports(<?= $sale['id'] ?>)"><i class="bi bi-check-lg"></i> <?= h(tr('دفع', 'Pay')) ?></button>
                            </td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>
                </table>
            </div>
            
            <script>
            function markPaidFromReports(id) {
                Swal.fire({ title: "<?= h(tr('تأكيد الدفع', 'Confirm payment')) ?>", text: "<?= h(tr('هل أنت متأكد من تأكيد دفع هذا الطلب؟', 'Are you sure you want to confirm payment for this order?')) ?>", icon: "warning", showCancelButton: true, confirmButtonText: "<?= h(tr('نعم', 'Yes')) ?>", cancelButtonText: "<?= h(tr('إلغاء', 'Cancel')) ?>" }).then((result) => { if(result.isConfirmed) { window.location.href = 'sales.php?mark_paid=' + id + '&redirect=reports.php?tab=orders'; } });
            }
            </script>
        <?php endif; ?>
    </div>

    <!-- Online Orders Section -->
    <div class="surface-card mt-4 mb-4">
        <div class="d-flex justify-content-between align-items-center mb-3 d-print-none">
            <h3 class="h5 mb-0"><i class="bi bi-globe me-2 text-primary"></i><?= h(tr('طلبات المتجر الإلكتروني (نشطة)', 'Active Online Store Orders')) ?></h3>
            <a class="btn btn-outline-primary btn-sm" href="online_orders.php"><i class="bi bi-box-arrow-up-right"></i> <?= h(tr('إدارة الطلبات', 'Manage Orders')) ?></a>
        </div>
        
        <?php if(empty($onlineOrders)): ?>
            <p class="text-muted"><?= h(tr('لا توجد طلبات متجر نشطة حالياً.', 'No active online orders currently.')) ?></p>
        <?php else: ?>
            <div class="table-responsive">
                <table class="table table-bordered table-hover align-middle">
                    <thead class="table-light">
                        <tr>
                            <th><?= h(tr('التاريخ', 'Date')) ?></th>
                            <th><?= h(tr('رقم الطلب', 'Order ID')) ?></th>
                            <th><?= h(tr('العميل', 'Customer')) ?></th>
                            <th><?= h(tr('هاتف العميل', 'Customer Phone')) ?></th>
                            <th><?= h(tr('العنوان', 'Address')) ?></th>
                            <th><?= h(tr('الحالة', 'Status')) ?></th>
                            <th class="text-end"><?= h(tr('الإجمالي', 'Total')) ?></th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php foreach($onlineOrders as $order): ?>
                        <tr>
                            <td><?= h(date('Y-m-d H:i', strtotime((string)$order['created_at']))) ?></td>
                            <td>#<?= h((string)$order['id']) ?></td>
                            <td><?= h((string)($order['customer_name'] ?: '-')) ?></td>
                            <td dir="ltr"><?= h((string)($order['customer_phone'] ? phone_display($order['customer_phone']) : '-')) ?></td>
                            <td><?= h((string)($order['customer_address'] ?: '-')) ?></td>
                            <td>
                                <?php if ($order['status'] === 'pending'): ?>
                                    <span class="badge bg-warning text-dark"><?= h(tr('قيد الانتظار', 'Pending')) ?></span>
                                <?php elseif ($order['status'] === 'accepted'): ?>
                                    <span class="badge bg-info text-dark"><?= h(tr('مقبول', 'Accepted')) ?></span>
                                <?php endif; ?>
                            </td>
                            <td class="text-end fw-bold text-primary"><?= h(currency((float)$order['total_amount'])) ?></td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>
                </table>
            </div>
        <?php endif; ?>
    </div>

<?php elseif ($tab === 'daily'): ?>

    <div class="card mb-4 d-print-none">
        <div class="card-body">
            <form method="GET" action="reports.php" class="row g-3 align-items-end">
                <input type="hidden" name="tab" value="daily">
                <div class="col-md-4">
                    <label class="form-label"><?= h(tr('التاريخ', 'Date')) ?></label>
                    <input type="date" name="date" class="form-control" value="<?= h($reportDate) ?>" onchange="this.form.submit()">
                </div>
                <div class="col-md-4">
                    <label class="form-label"><?= h(tr('الفرع', 'Branch')) ?></label>
                    <select name="branch" class="form-select" onchange="this.form.submit()">
                        <option value=""><?= h(tr('جميع الفروع', 'All Branches')) ?></option>
                        <?php 
                        $availableBranches = get_user_branches_assoc($user);
                        foreach ($availableBranches as $code => $b): 
                        ?>
                            <option value="<?= h($code) ?>" <?= $branchFilter === $code ? 'selected' : '' ?>><?= h(branch_label($code)) ?></option>
                        <?php endforeach; ?>
                    </select>
                </div>
                <div class="col-md-2">
                    <button type="submit" class="btn btn-primary w-100"><?= h(tr('بحث', 'Search')) ?></button>
                </div>
                <div class="col-md-2">
                    <button type="button" class="btn btn-outline-secondary w-100" onclick="window.print()"><i class="bi bi-printer"></i> <?= h(tr('طباعة', 'Print')) ?></button>
                </div>
            </form>
        </div>
    </div>

    <div class="d-none d-print-block mb-4 text-center">
        <h2><?= h(tr('التقرير اليومي', 'Daily Report')) ?></h2>
        <p><?= h(tr('التاريخ:', 'Date:')) ?> <?= h($reportDate) ?></p>
        <?php if ($branchFilter): ?>
            <p><?= h(tr('الفرع:', 'Branch:')) ?> <?= h(branch_label($branchFilter)) ?></p>
        <?php endif; ?>
    </div>

    <?php if ($dailyTotals['total'] == 0): ?>
        <div class="alert alert-info"><?= h(tr('لا توجد مبيعات في هذا اليوم.', 'No sales on this day.')) ?></div>
    <?php else: ?>
        <div class="row g-4 mb-4">
            <!-- Total Card -->
            <div class="col-12">
                <div class="surface-card text-center py-4 bg-primary text-white rounded shadow-sm">
                    <h3 class="h5 mb-2"><?= h(tr('إجمالي المبيعات', 'Total Sales')) ?></h3>
                    <div class="fs-1 fw-bold"><?= h(currency($dailyTotals['total'])) ?></div>
                </div>
            </div>

            <!-- By Seller -->
            <div class="col-md-4">
                <div class="surface-card h-100 shadow-sm">
                    <h3 class="h5 mb-3 border-bottom pb-2"><i class="bi bi-person me-2 text-primary"></i><?= h(tr('حسب الموظف', 'By Seller')) ?></h3>
                    <ul class="list-group list-group-flush">
                        <?php foreach($dailyTotals['seller'] as $seller => $amount): ?>
                        <li class="list-group-item d-flex justify-content-between align-items-center px-0 bg-transparent">
                            <span><?= h($seller ?: tr('غير محدد', 'Unknown')) ?></span>
                            <span class="fw-bold"><?= h(currency((float)$amount)) ?></span>
                        </li>
                        <?php endforeach; ?>
                    </ul>
                </div>
            </div>

            <!-- By Outlet -->
            <div class="col-md-4">
                <div class="surface-card h-100 shadow-sm">
                    <h3 class="h5 mb-3 border-bottom pb-2"><i class="bi bi-shop me-2 text-primary"></i><?= h(tr('حسب الفرع', 'By Outlet')) ?></h3>
                    <ul class="list-group list-group-flush">
                        <?php foreach($dailyTotals['outlet'] as $outlet => $amount): ?>
                        <li class="list-group-item d-flex justify-content-between align-items-center px-0 bg-transparent">
                            <span><?= h(branch_label((string)$outlet)) ?></span>
                            <span class="fw-bold"><?= h(currency((float)$amount)) ?></span>
                        </li>
                        <?php endforeach; ?>
                    </ul>
                </div>
            </div>

            <!-- By Payment -->
            <div class="col-md-4">
                <div class="surface-card h-100 shadow-sm">
                    <h3 class="h5 mb-3 border-bottom pb-2"><i class="bi bi-credit-card me-2 text-primary"></i><?= h(tr('حسب طريقة الدفع', 'By Payment')) ?></h3>
                    <ul class="list-group list-group-flush">
                        <?php 
                        $payLabels = ['cash' => tr('كاش', 'Cash'), 'card' => tr('بطاقة', 'Card'), 'bank' => tr('تحويل بنكي', 'Bank'), 'mixed' => tr('متعدد', 'Mixed')];
                        foreach($dailyTotals['payment'] as $payment => $amount): 
                        ?>
                        <li class="list-group-item d-flex justify-content-between align-items-center px-0 bg-transparent">
                            <span><?= h($payLabels[$payment] ?? ucfirst($payment)) ?></span>
                            <span class="fw-bold"><?= h(currency((float)$amount)) ?></span>
                        </li>
                        <?php endforeach; ?>
                    </ul>
                </div>
            </div>
        </div>
    <?php endif; ?>

<?php else: ?>

    <!-- Top KPIs -->
    <section class="row g-3 mb-4 d-print-none">
      <div class="col-md-3">
        <article class="metric-card d-flex align-items-center h-100">
            <div class="me-3 fs-1 text-primary"><i class="bi bi-wallet2"></i></div>
            <div>
                <div class="eyebrow text-muted mb-1"><?= h(tr('إجمالي المبيعات', 'Gross sales')) ?></div>
                <div class="metric-value fs-4 fw-bold"><?= h(currency((float) $report['gross'])) ?></div>
                <div class="small text-muted" style="font-size:0.8rem;"><?= h(tr('شامل جميع العمليات', 'Includes all transactions')) ?></div>
            </div>
        </article>
      </div>
      <div class="col-md-3">
        <article class="metric-card d-flex align-items-center h-100">
            <div class="me-3 fs-1 text-info"><i class="bi bi-receipt"></i></div>
            <div>
                <div class="eyebrow text-muted mb-1"><?= h(tr('إجمالي الضريبة', 'Total VAT')) ?></div>
                <div class="metric-value fs-4 fw-bold"><?= h(currency((float) ($report['total_vat'] ?? 0))) ?></div>
                <div class="small text-muted" style="font-size:0.8rem;"><?= h(tr('مجموع ضريبة القيمة المضافة', 'Total Value Added Tax')) ?></div>
            </div>
        </article>
      </div>
      <div class="col-md-3">
        <article class="metric-card d-flex align-items-center h-100">
            <div class="me-3 fs-1 text-success"><i class="bi bi-basket3"></i></div>
            <div>
                <div class="eyebrow text-muted mb-1"><?= h(tr('عدد الفواتير', 'Invoices')) ?></div>
                <div class="metric-value fs-4 fw-bold"><?= h((string) $report['sales_count']) ?></div>
                <div class="small text-muted" style="font-size:0.8rem;"><?= h(tr('إجمالي الفواتير المسجلة', 'Total logged invoices')) ?></div>
            </div>
        </article>
      </div>
      <div class="col-md-3">
        <article class="metric-card d-flex align-items-center h-100">
            <div class="me-3 fs-1 text-warning"><i class="bi bi-star"></i></div>
            <div class="overflow-hidden">
                <div class="eyebrow text-muted mb-1"><?= h(tr('أفضل صنف', 'Top product')) ?></div>
                <div class="metric-value fs-5 fw-bold text-truncate" style="max-width: 150px;"><?= h($report['product_totals'] ? product_label((string) array_key_first($report['product_totals'])) : tr('لا يوجد', 'None yet')) ?></div>
                <div class="small text-muted" style="font-size:0.8rem;"><?= h(tr('الأكثر مبيعاً حتى الآن', 'Most sold item so far')) ?></div>
            </div>
        </article>
      </div>
    </section>

    <!-- Charts and Breakdowns -->
    <section class="row g-4 d-print-none">
      
      <!-- Trend Chart -->
      <div class="col-lg-12">
        <div class="surface-card h-100">
          <h3 class="h5 mb-3"><i class="bi bi-graph-up-arrow me-2 text-primary"></i><?= h(tr('أداء المبيعات الشهري', 'Monthly Sales Performance')) ?></h3>
          <?php if (!$report['monthly_totals']): ?>
            <div class="empty-state compact"><h4><?= h(tr('لا توجد بيانات', 'No data')) ?></h4></div>
          <?php else: ?>
            <canvas id="monthlySalesChart" height="80"></canvas>
            <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
            <script>
            document.addEventListener('DOMContentLoaded', function() {
                const ctx = document.getElementById('monthlySalesChart').getContext('2d');
                const rawData = <?= json_encode($report['monthly_totals']) ?>;
                const labels = Object.keys(rawData);
                const data = Object.values(rawData);
                
                new Chart(ctx, {
                    type: 'line',
                    data: {
                        labels: labels,
                        datasets: [{
                            label: '<?= h(tr('المبيعات', 'Sales')) ?>',
                            data: data,
                            borderColor: '#0d6efd',
                            backgroundColor: 'rgba(13, 110, 253, 0.1)',
                            borderWidth: 3,
                            fill: true,
                            tension: 0.4,
                            pointBackgroundColor: '#0d6efd',
                            pointRadius: 4,
                            pointHoverRadius: 6
                        }]
                    },
                    options: {
                        responsive: true,
                        plugins: { legend: { display: false } },
                        scales: { y: { beginAtZero: true } },
                        interaction: {
                            intersect: false,
                            mode: 'index',
                        },
                    }
                });
            });
            </script>
          <?php endif; ?>
        </div>
      </div>

      <div class="col-lg-6">
        <div class="surface-card h-100">
          <h3 class="h5 mb-4"><i class="bi bi-shop me-2 text-primary"></i><?= h(tr('المبيعات حسب الفرع', 'Sales by branch')) ?></h3>
          <?php if (!$report['branch_totals']): ?>
            <div class="empty-state compact"><h4><?= h(tr('لا توجد بيانات', 'No data')) ?></h4><p><?= h(tr('أضف عملية بيع أولاً لبدء التقارير.', 'Add a first sale to activate reports.')) ?></p></div>
          <?php else: ?>
            <div class="d-grid gap-3">
              <?php 
                foreach ($report['branch_totals'] as $branchCode => $amount): 
                    $percent = $report['gross'] > 0 ? ($amount / $report['gross']) * 100 : 0;
              ?>
                <div>
                  <div class="d-flex justify-content-between align-items-center mb-1">
                    <span class="fw-bold fs-6"><?= h(branch_label((string) $branchCode)) ?></span>
                    <div class="text-end">
                        <strong class="d-block"><?= h(currency((float) $amount)) ?></strong>
                        <small class="text-muted"><?= round($percent, 1) ?>%</small>
                    </div>
                  </div>
                  <div class="progress" style="height: 8px;">
                    <div class="progress-bar bg-primary rounded-pill" role="progressbar" style="width: <?= $percent ?>%"></div>
                  </div>
                </div>
              <?php endforeach; ?>
            </div>
          <?php endif; ?>
        </div>
      </div>
      
      <div class="col-lg-6">
        <div class="surface-card h-100">
          <h3 class="h5 mb-4"><i class="bi bi-credit-card me-2 text-primary"></i><?= h(tr('المبيعات حسب الدفع', 'Sales by payment')) ?></h3>
          <?php if (!$report['payment_totals']): ?>
            <div class="empty-state compact"><h4><?= h(tr('بانتظار البيانات', 'Waiting for data')) ?></h4><p><?= h(tr('عند تسجيل عمليات بيع ستظهر هنا طرق الدفع.', 'Payment mix will appear here once sales are logged.')) ?></p></div>
          <?php else: ?>
            <div class="d-grid gap-3">
              <?php 
                $colors = ['cash' => 'success', 'card' => 'info', 'bank' => 'warning', 'mixed' => 'secondary'];
                foreach ($report['payment_totals'] as $payment => $amount): 
                    $percent = $report['gross'] > 0 ? ($amount / $report['gross']) * 100 : 0;
                    $bg = $colors[$payment] ?? 'primary';
              ?>
                <div>
                  <div class="d-flex justify-content-between align-items-center mb-1">
                    <span class="fw-bold fs-6"><?= h(ucfirst((string) $payment)) ?></span>
                    <div class="text-end">
                        <strong class="d-block"><?= h(currency((float) $amount)) ?></strong>
                        <small class="text-muted"><?= round($percent, 1) ?>%</small>
                    </div>
                  </div>
                  <div class="progress" style="height: 8px;">
                    <div class="progress-bar bg-<?= $bg ?> rounded-pill" role="progressbar" style="width: <?= $percent ?>%"></div>
                  </div>
                </div>
              <?php endforeach; ?>
            </div>
          <?php endif; ?>
        </div>
      </div>
      
    </section>

<?php endif; ?>

<?php require __DIR__ . '/includes/footer.php'; ?>