@extends('pdf.layouts.app')

@section('title', 'General Ledger Report')

@section('styles')
    <style>
        @include('css.trial_balance')
    </style>
@endsection

@section('content')
@php
    $isRtl = ($direction ?? 'rtl') === 'rtl';

    // Translation helper
    $t = [
        'total'          => $isRtl ? 'الإجمالي'              : 'Total',
        'difference'     => $isRtl ? 'الفرق'                 : 'Difference',
        'description'    => $isRtl ? 'البيان'                : 'Description',
        'serial_number'  => $isRtl ? 'الرقم التسلسلي'        : 'Serial Number',
        'account'        => $isRtl ? 'الحساب'                : 'Account',
        'opening_debit'  => $isRtl ? 'مدين افتتاحي'         : 'Opening Debit',
        'opening_credit' => $isRtl ? 'دائن افتتاحي'         : 'Opening Credit',
        'period_debit'   => $isRtl ? 'مدين الفترة'          : 'Period Debit',
        'period_credit'  => $isRtl ? 'دائن الفترة'          : 'Period Credit',
        'total_debit_col'    => $isRtl ? 'إجمالي مدين'           : 'Total Debit',
        'total_credit_col'   => $isRtl ? 'إجمالي دائن'           : 'Total Credit',
        'final_debit'    => $isRtl ? 'رصيد مدين'           : 'Closing Debit',
        'final_credit'   => $isRtl ? 'رصيد دائن'           : 'Closing Credit',
        'no_data'        => $isRtl ? 'لا توجد بيانات للعرض' : 'No data available to display',
    ];
@endphp

<main class="pdf-body">
    @if(isset($data['data']) && is_array($data['data']))
        @foreach($data['data'] as $account)
            @php renderAccountSection($account, $t, $isRtl); @endphp
        @endforeach
    @elseif(is_array($data))
        @foreach($data as $account)
            @php renderAccountSection($account, $t, $isRtl); @endphp
        @endforeach
    @endif

    {{-- Grand total section --}}
    <section class="totals-section">
        <div class="account-header">
            <h3 class="account-title">{{ $t['total'] }}</h3>
        </div>
        <table class="account-table">
            <thead>
                <tr style="background-color: #195FBB; color: #ffffff; font-weight: bold;">
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['description'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['opening_debit'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['opening_credit'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['period_debit'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['period_credit'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['total_debit_col'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['total_credit_col'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['final_debit'] }}</th>
                    <th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">{{ $t['final_credit'] }}</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td class="{{ $isRtl ? 'text-right' : 'text-left' }}"><strong>{{ $t['total'] }}</strong></td>
                    <td>{{ number_format($totals['total_debit_initial']   ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['total_creditor_initial'] ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['total_debit_within']    ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['total_creditor_within'] ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['total_debit']           ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['total_creditor']        ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['closing_debit']         ?? 0, 2) }}</td>
                    <td>{{ number_format($totals['closing_creditor']      ?? 0, 2) }}</td>
                </tr>
                <tr>
                    <td class="{{ $isRtl ? 'text-right' : 'text-left' }}"><strong>{{ $t['difference'] }}</strong></td>
                    <td colspan="2">{{ number_format(($totals['total_debit_initial'] ?? 0) - ($totals['total_creditor_initial'] ?? 0), 2) }}</td>
                    <td colspan="2">{{ number_format(($totals['total_debit_within']  ?? 0) - ($totals['total_creditor_within']  ?? 0), 2) }}</td>
                    <td colspan="2">{{ number_format(($totals['total_debit']         ?? 0) - ($totals['total_creditor']         ?? 0), 2) }}</td>
                    <td colspan="2">{{ number_format(($totals['closing_debit']       ?? 0) - ($totals['closing_creditor']       ?? 0), 2) }}</td>
                </tr>
            </tbody>
        </table>
    </section>
</main>
@endsection

@php
function renderAccountSection($account, $t, $isRtl)
{
    if (!isset($account['title']) || !isset($account['serial_number'])) return;

    $serialNumber = $account['serial_number'] ?? '';
    $hasChildren  = !empty($account['children']);

    echo '<section class="account-section">';

    // Account header
    echo '<div class="account-header">';
    echo '<h3 class="account-title">' . e($account['title']) . '</h3>';
    echo '<span class="account-serial">' . e($t['serial_number']) . ': ' . $serialNumber . '</span>';
    echo '</div>';

    // Table
    echo '<table class="account-table">';
    echo '<thead><tr style="background-color: #195FBB; color: #ffffff; font-weight: bold;">';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['account'])        . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['serial_number'])  . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['opening_debit'])  . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['opening_credit']) . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['period_debit'])   . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['period_credit'])  . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['total_debit_col'])    . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['total_credit_col'])   . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['final_debit'])    . '</th>';
    echo '<th style="background-color: #195FBB; color: #ffffff; font-weight: bold;">' . e($t['final_credit'])   . '</th>';
    echo '</tr></thead>';

    echo '<tbody>';

    // Main account row
    renderAccountRow_TB($account, 1, $isRtl);

    // Children
    if ($hasChildren) {
        foreach ($account['children'] as $child) {
            renderAllChildren_TB($child, 2, $isRtl);
        }
    }

    echo '</tbody>';

    // Total row
    echo '<tfoot><tr class="total-row">';
    echo '<td colspan="2" class="' . ($isRtl ? 'text-right' : 'text-left') . '"><strong>' . e($t['total']) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_debit_initial']   ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_creditor_initial'] ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_debit_within']    ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_creditor_within'] ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_debit']           ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['total_creditor']        ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['closing_debit']         ?? 0, 2) . '</strong></td>';
    echo '<td><strong>' . number_format($account['closing_creditor']      ?? 0, 2) . '</strong></td>';
    echo '</tr></tfoot>';

    echo '</table>';
    echo '</section>';
}

function renderAllChildren_TB($account, $level, $isRtl)
{
    renderAccountRow_TB($account, $level, $isRtl);
    if (!empty($account['children'])) {
        foreach ($account['children'] as $child) {
            renderAllChildren_TB($child, $level + 1, $isRtl);
        }
    }
}

function renderAccountRow_TB($account, $level, $isRtl)
{
    $indent     = ($level - 1) * 18;
    $levelClass = 'level-' . min($level, 6);
    $padStyle   = $isRtl
        ? 'padding-right:' . $indent . 'px;'
        : 'padding-left:'  . $indent . 'px;';

    echo '<tr class="' . $levelClass . '">';
    echo '<td style="' . $padStyle . '">' . e($account['title']) . '</td>';
    echo '<td>' . ($account['serial_number'] ?? '') . '</td>';
    echo '<td>' . number_format($account['total_debit_initial']   ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['total_creditor_initial'] ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['total_debit_within']    ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['total_creditor_within'] ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['total_debit']           ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['total_creditor']        ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['closing_debit']         ?? 0, 2) . '</td>';
    echo '<td>' . number_format($account['closing_creditor']      ?? 0, 2) . '</td>';
    echo '</tr>';
}
@endphp