@extends('admin.layouts.app')

@section('content')
<div class="row">
    <div class="col-xl-12" id="maincontent">
        <div class="page-title-box d-sm-flex align-items-center justify-content-between bg-galaxy-transparent">
            <h4 class="mb-sm-0">{{ __('admin/trainings.training_overview') }}</h4>

            <div class="page-title-right">
                <ol class="breadcrumb m-0">
                    <li class="breadcrumb-item"><a href="javascript: void(0);">{{ __('admin/trainings.breadcrumb.trainings') }}</a></li>
                    <li class="breadcrumb-item active">{{ __('admin/trainings.breadcrumb.overview') }}</li>
                </ol>
            </div>
        </div>

        <!-- Stats Cards -->
        <div class="row mb-4">
            <div class="col-xl-3 col-md-6">
                <div class="card card-animate">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-grow-1 overflow-hidden">
                                <p class="text-uppercase fw-medium text-muted text-truncate mb-0">{{ __('admin/trainings.overview.stats.active_trainings') }}</p>
                                <div class="d-flex align-items-center">
                                    <h4 class="fw-semibold mb-0">{{ $stats['total_trainings'] }}</h4>
                                </div>
                            </div>
                            <div class="flex-shrink-0">
                                <div class="avatar-sm">
                                    <span class="avatar-title bg-primary-subtle rounded fs-3">
                                        <i class="ri-book-line text-primary"></i>
                                    </span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="col-xl-3 col-md-6">
                <div class="card card-animate">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-grow-1 overflow-hidden">
                                <p class="text-uppercase fw-medium text-muted text-truncate mb-0">{{ __('admin/trainings.overview.stats.open_sessions') }}</p>
                                <div class="d-flex align-items-center">
                                    <h4 class="fw-semibold mb-0">{{ $stats['total_sessions'] }}</h4>
                                </div>
                            </div>
                            <div class="flex-shrink-0">
                                <div class="avatar-sm">
                                    <span class="avatar-title bg-success-subtle rounded fs-3">
                                        <i class="ri-calendar-line text-success"></i>
                                    </span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="col-xl-3 col-md-6">
                <div class="card card-animate">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-grow-1 overflow-hidden">
                                <p class="text-uppercase fw-medium text-muted text-truncate mb-0">{{ __('admin/trainings.overview.stats.total_registrations') }}</p>
                                <div class="d-flex align-items-center">
                                    <h4 class="fw-semibold mb-0">{{ $stats['total_registrations'] }}</h4>
                                </div>
                            </div>
                            <div class="flex-shrink-0">
                                <div class="avatar-sm">
                                    <span class="avatar-title bg-info-subtle rounded fs-3">
                                        <i class="ri-group-line text-info"></i>
                                    </span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="col-xl-3 col-md-6">
                <div class="card card-animate">
                    <div class="card-body">
                        <div class="d-flex align-items-center">
                            <div class="flex-grow-1 overflow-hidden">
                                <p class="text-uppercase fw-medium text-muted text-truncate mb-0">{{ __('admin/trainings.overview.stats.complete_sessions') }}</p>
                                <div class="d-flex align-items-center">
                                    <h4 class="fw-semibold mb-0">{{ $stats['sessions_complet'] }}</h4>
                                </div>
                            </div>
                            <div class="flex-shrink-0">
                                <div class="avatar-sm">
                                    <span class="avatar-title bg-warning-subtle rounded fs-3">
                                        <i class="ri-checkbox-circle-line text-warning"></i>
                                    </span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Menu bar -->
        <div class="col-lg-12">
            <div class="card">
                <div class="card-header">
                    <div class="d-flex align-items-center flex-wrap gap-2">
                        <div class="flex-grow-1 d-flex align-items-center gap-3">
                            <button type="button" class="btn btn-outline-success" onclick="refreshData()">
                                <i class="ri-refresh-line me-1 align-bottom"></i> {{ __('admin/trainings.actions.refresh') }}
                            </button>
                            
                            <!-- Dropdown de tri -->
                            <div class="dropdown">
                                <button class="btn btn-outline-primary dropdown-toggle" type="button" data-bs-toggle="dropdown">
                                    <i class="ri-sort-desc me-1"></i>
                                    {{ __('admin/trainings.filters.sort_by') }}
                                    @switch($sortParams['current_sort'])
                                        @case('name') {{ __('admin/trainings.filters.sort_options.name') }} @break
                                        @case('price') {{ __('admin/trainings.filters.sort_options.price') }} @break
                                        @case('sessions_count') {{ __('admin/trainings.filters.sort_options.sessions_count') }} @break
                                        @case('registrations_count') {{ __('admin/trainings.filters.sort_options.registrations_count') }} @break
                                        @default {{ __('admin/trainings.filters.sort_options.default_order') }}
                                    @endswitch
                                    @if($sortParams['current_direction'] === 'desc')
                                        <i class="ri-arrow-down-line ms-1"></i>
                                    @else
                                        <i class="ri-arrow-up-line ms-1"></i>
                                    @endif
                                </button>
                                <ul class="dropdown-menu">
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'order' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'order', 'direction' => 'asc']) }}">
                                            <i class="ri-list-ordered me-2"></i>{{ __('admin/trainings.filters.sort_options.default_order') }}
                                        </a>
                                    </li>
                                    <li><hr class="dropdown-divider"></li>
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'name' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'name', 'direction' => $sortParams['current_sort'] === 'name' ? $sortParams['opposite_direction'] : 'asc']) }}">
                                            <i class="ri-text me-2"></i>{{ __('admin/trainings.filters.sort_options.name') }}
                                            @if($sortParams['current_sort'] === 'name')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @endif
                                        </a>
                                    </li>
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'price' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'price', 'direction' => $sortParams['current_sort'] === 'price' ? $sortParams['opposite_direction'] : 'asc']) }}">
                                            <i class="ri-money-euro-circle-line me-2"></i>{{ __('admin/trainings.filters.sort_options.price') }}
                                            @if($sortParams['current_sort'] === 'price')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @endif
                                        </a>
                                    </li>
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'sessions_count' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'sessions_count', 'direction' => $sortParams['current_sort'] === 'sessions_count' ? $sortParams['opposite_direction'] : 'desc']) }}">
                                            <i class="ri-calendar-line me-2"></i>{{ __('admin/trainings.filters.sort_options.sessions_count') }}
                                            @if($sortParams['current_sort'] === 'sessions_count')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @endif
                                        </a>
                                    </li>
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'registrations_count' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'registrations_count', 'direction' => $sortParams['current_sort'] === 'registrations_count' ? $sortParams['opposite_direction'] : 'desc']) }}">
                                            <i class="ri-group-line me-2"></i>{{ __('admin/trainings.filters.sort_options.registrations_count') }}
                                            @if($sortParams['current_sort'] === 'registrations_count')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @endif
                                        </a>
                                    </li>
                                    <li>
                                        <a class="dropdown-item {{ $sortParams['current_sort'] === 'date' ? 'active' : '' }}" 
                                           href="{{ request()->fullUrlWithQuery(['sort' => 'date', 'direction' => $sortParams['current_sort'] === 'date' ? $sortParams['opposite_direction'] : 'asc']) }}">
                                            <i class="ri-calendar-line me-2"></i>{{ __('admin/trainings.filters.sort_options.date') }}
                                            @if($sortParams['current_sort'] === 'date')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @endif
                                        </a>
                                    </li>                                    
                                </ul>
                            </div>
                        </div>
                        <div>
                            <button type="button" class="btn btn-info" id="exportBtn">
                                <i class="ri-download-line me-1"></i>{{ __('admin/trainings.actions.export_csv') }}
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div class="col-xl-12">
            <div class="card">
                <div class="card-header align-items-center d-flex">
                    <h4 class="card-title mb-0 flex-grow-1">{{ __('admin/trainings.overview.table_overview.title') }}</h4>
                    <small class="text-muted">{{ __('admin/trainings.overview.table_overview.updated_at', ['date' => now()->format(__('admin/trainings.date_format.full'))]) }}</small>
                </div>

                <div class="card-body">
                    <div class="table-responsive table-card table-head-only">
                        <table class="table align-middle table-nowrap table-hover mb-0">
                            <thead class="table-light sticky-element">
                                <tr>
                                    <th scope="col">
                                        <a href="{{ request()->fullUrlWithQuery(['sort' => 'name', 'direction' => $sortParams['current_sort'] === 'name' ? $sortParams['opposite_direction'] : 'asc']) }}" 
                                           class="text-decoration-none text-dark d-flex align-items-center">
                                            {{ __('admin/trainings.overview.table_overview.headers.training') }}
                                            @if($sortParams['current_sort'] === 'name')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @else
                                                <i class="ri-arrow-up-down-line ms-1 text-muted"></i>
                                            @endif
                                        </a>
                                    </th>
                                    <th scope="col">{{ __('admin/trainings.overview.table_overview.headers.session') }}</th>
                                    <th scope="col">
                                        <a href="{{ request()->fullUrlWithQuery(['sort' => 'date', 'direction' => $sortParams['current_sort'] === 'date' ? $sortParams['opposite_direction'] : 'asc']) }}" 
                                           class="text-decoration-none text-dark d-flex align-items-center">
                                            {{ __('admin/trainings.overview.table_overview.headers.dates') }}
                                            @if($sortParams['current_sort'] === 'date')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @else
                                                <i class="ri-arrow-up-down-line ms-1 text-muted"></i>
                                            @endif
                                        </a>
                                    </th>
                                    <th scope="col" class="text-center">{{ __('admin/trainings.overview.table_overview.headers.seats') }}</th>
                                    <th scope="col" class="text-center">{{ __('admin/trainings.overview.table_overview.headers.confirmed') }}</th>
                                    <th scope="col" class="text-center">{{ __('admin/trainings.overview.table_overview.headers.pending') }}</th>
                                    <th scope="col" class="text-center">
                                        <a href="{{ request()->fullUrlWithQuery(['sort' => 'registrations_count', 'direction' => $sortParams['current_sort'] === 'registrations_count' ? $sortParams['opposite_direction'] : 'desc']) }}" 
                                           class="text-decoration-none text-dark d-flex align-items-center justify-content-center">
                                            {{ __('admin/trainings.overview.table_overview.headers.total') }}
                                            @if($sortParams['current_sort'] === 'registrations_count')
                                                <i class="ri-arrow-{{ $sortParams['current_direction'] === 'asc' ? 'up' : 'down' }}-line ms-1"></i>
                                            @else
                                                <i class="ri-arrow-up-down-line ms-1 text-muted"></i>
                                            @endif
                                        </a>
                                    </th>
                                    <th scope="col" class="text-center">{{ __('admin/trainings.overview.table_overview.headers.status') }}</th>
                                    <th scope="col" class="text-end">{{ __('admin/trainings.table.headers.actions') }}</th>
                                </tr>
                            </thead>
                            <tbody>
                                @forelse($trainings as $training)
                                    @php
                                        $firstSession = true;
                                        $sessionCount = $training->sessions->count();
                                    @endphp
                                    
                                    @foreach($training->sessions as $session)
                                        @php
                                            $confirmedCount = $session->registrations->where('status', 'confirmed')->count();
                                            $pendingCount = $session->registrations->where('status', 'pending')->count();
                                            $totalCount = $confirmedCount + $pendingCount;
                                            
                                            $isComplete = $session->seats_available && $totalCount >= $session->seats_available;
                                            $occupancyPercentage = $session->seats_available ? 
                                                round(($totalCount / $session->seats_available) * 100) : 0;
                                        @endphp
                                        
                                        <tr>
                                            @if($firstSession)
                                            <td rowspan="{{ $sessionCount }}">
                                                <div class="d-flex align-items-center">
                                                    @if($training->color)
                                                    <div class="avatar-xs me-3">
                                                        <span class="avatar-title rounded" style="background-color: {{ $training->color }};">
                                                            <i class="ri-book-line text-white"></i>
                                                        </span>
                                                    </div>
                                                    @endif
                                                    <div>
                                                        <h6 class="mb-1">{{ $training->translate()->title ?? __('admin/trainings.table.empty') }}</h6>
                                                        <div class="d-flex gap-2 flex-wrap">
                                                            <small class="text-success">{{ number_format($training->price, 0) }}€</small>
                                                            <small class="text-info">{{ __('admin/trainings.table.student_price_short', ['price' => number_format($training->student_price, 0) . '€']) }}</small>
                                                        </div>
                                                    </div>
                                                </div>
                                            </td>
                                            @php $firstSession = false; @endphp
                                            @endif
                                            
                                            <td>
                                                <h6 class="mb-1">{{ $session->name }}</h6>
                                                <small>{{ __('admin/trainings.overview.table_overview.session_id', ['id' => $session->id]) }}</small>
                                            </td>
                                            
                                            <td>
                                                @if($session->start_date)
                                                <div class="fw-medium">{{ $session->start_date->format(__('admin/trainings.date_format.date_only')) }}</div>
                                                @if($session->end_date && $session->end_date != $session->start_date)
                                                <small class="text-muted">{{ __('admin/trainings.overview.table_overview.date_range', ['end_date' => $session->end_date->format(__('admin/trainings.date_format.date_only'))]) }}</small>
                                                @endif
                                                @else
                                                <span class="text-warning">{{ __('admin/trainings.overview.table_overview.to_be_determined') }}</span>
                                                @endif
                                            </td>
                                            
                                            <td class="text-center">
                                                @if($session->seats_available)
                                                <span class="text-dark">{{ $session->seats_available }}</span>
                                                @else
                                                <span class="text-muted">{{ __('admin/trainings.overview.table_overview.no_limit') }}</span>
                                                @endif
                                            </td>
                                            

                                            <td class="text-center">
                                                <span class="fw-medium text-success">{{ $confirmedCount }}</span>
                                            </td>
                                            
                                            <td class="text-center">
                                                @if($pendingCount > 0)
                                                <span class="fw-medium text-warning">{{ $pendingCount }}</span>
                                                @else
                                                <span class="text-muted">0</span>
                                                @endif
                                            </td>
                                            
                                            <td class="text-center">
                                                <span class="fw-bold">{{ $totalCount }}</span>
                                                @if($session->seats_available)
                                                <br><small class="text-muted">{{ __('admin/trainings.overview.table_overview.occupancy', ['percentage' => $occupancyPercentage]) }}</small>
                                                @endif
                                            </td>
                                            
                                            <td class="text-center">
                                                @if($isComplete)
                                                <span class="badge bg-danger-subtle text-danger">
                                                    <i class="ri-close-circle-line me-1"></i>{{ __('admin/trainings.overview.table_overview.status_complete') }}
                                                </span>
                                                @elseif($session->is_closed)
                                                <span class="badge bg-secondary-subtle text-secondary">
                                                    <i class="ri-lock-line me-1"></i>{{ __('admin/trainings.overview.table_overview.status_closed') }}
                                                </span>
                                                @else
                                                <span class="badge bg-success-subtle text-success">
                                                    <i class="ri-check-circle-line me-1"></i>{{ __('admin/trainings.overview.table_overview.status_open') }}
                                                </span>
                                                @endif
                                            </td>
                                            
                                            <td class="text-end">
                                                <div class="gap-1 d-flex justify-content-md-end">
                                                    <span data-bs-toggle="tooltip" data-bs-placement="top" title="{{ __('admin/trainings.tooltips.view_registered') }}">
                                                        <button class="btn btn-icon bg-info-subtle text-info open-registrations-modal" 
                                                                data-session-id="{{ $session->id }}"
                                                                data-session-name="{{ $session->name }}"
                                                                data-training-name="{{ $training->translate()->title ?? __('admin/trainings.table.empty') }}"
                                                                data-url="{{ route('admin.training-sessions.registrations', $session) }}"
                                                                data-bs-toggle="modal"
                                                                data-bs-target="#registrationsModal">
                                                            <i class="ri-group-line"></i>
                                                        </button>
                                                    </span>
                                                    @if($totalCount > 0)
                                                    <span data-bs-toggle="tooltip" data-bs-placement="top" title="{{ __('admin/trainings.tooltips.print_list') }}">
                                                        <a href="{{ route('admin.training-sessions.registrations.print', $session) }}" target="_blank" class="btn btn-icon bg-success-subtle text-success print-registrations">
                                                            <i class="ri-printer-line"></i>
                                                        </a>
                                                    </span>
                                                    @endif
                                                </div>
                                            </td>
                                        </tr>
                                    @endforeach
                                @empty
                                <tr>
                                    <td colspan="9" class="text-center py-5">
                                        <div class="avatar-md mx-auto mb-3">
                                            <div class="avatar-title bg-light text-muted rounded-circle fs-2">
                                                <i class="ri-calendar-line"></i>
                                            </div>
                                        </div>
                                        <h6 class="text-muted">{{ __('admin/trainings.overview.table_overview.empty_message') }}</h6>
                                        <p class="text-muted mb-0">{{ __('admin/trainings.overview.table_overview.empty_help') }}</p>
                                    </td>
                                </tr>
                                @endforelse
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Modal pour voir les inscrits -->
<x-admin.registrations-view-registered-users />

<!-- Composant toast global -->
<x-admin.toast-messages /> 

@endsection

@push('script')
<script src="{{ asset('assets/js/libs/sticky/freeze-table.js') }}"></script>
<script>
$(function() {
    $(".table-head-only").freezeTable({
    'freezeColumn': false,
    'shadow' : true
  });
});
    function updateTableHeaderStickyOffset() {
        const stickyBar = document.querySelector('.sticky-menu-bar');
        const tableHeaders = document.querySelectorAll('thead th');

        if (stickyBar) {
            const offset = stickyBar.offsetHeight;

            tableHeaders.forEach(th => {
                th.style.top = `${offset}px`;
            });
        }
    }
document.addEventListener('DOMContentLoaded', function() {

    window.addEventListener('DOMContentLoaded', updateTableHeaderStickyOffset);
    window.addEventListener('resize', updateTableHeaderStickyOffset);

    // Export CSV
    document.getElementById('exportBtn').addEventListener('click', function() {
        const button = this;
        const originalContent = button.innerHTML;

        button.innerHTML = '<span class="spinner-border spinner-border-sm me-2" role="status"></span>{{ __('admin/trainings.system.generating') }}';
        button.disabled = true;

        // Créer et soumettre un formulaire pour l'export
        const form = document.createElement('form');
        form.method = 'GET';
        form.action = "{{ route('admin.trainings.overview.export') }}";
        form.target = '_blank';

        document.body.appendChild(form);
        form.submit();
        form.remove();

        // Restaurer le bouton après un délai
        setTimeout(() => {
            button.innerHTML = originalContent;
            button.disabled = false;
        }, 2000);
    });

    // Fonction pour actualiser les données
    window.refreshData = function() {
        window.location.reload();
    };

    // Fonction pour supprimer une session
    window.deleteSession = function(sessionId, sessionName) {
        document.getElementById('sessionName').textContent = sessionName;
        
        const modal = new bootstrap.Modal(document.getElementById('deleteSessionModal'));
        modal.show();

        document.getElementById('confirmDelete').onclick = function() {
            // Créer un formulaire pour la suppression
            const form = document.createElement('form');
            form.method = 'POST';
            form.action = `/admin/training-sessions/${sessionId}`;
            
            // Token CSRF
            const csrfToken = document.createElement('input');
            csrfToken.type = 'hidden';
            csrfToken.name = '_token';
            csrfToken.value = document.querySelector('meta[name="csrf-token"]').getAttribute('content');
            
            // Method DELETE
            const methodInput = document.createElement('input');
            methodInput.type = 'hidden';
            methodInput.name = '_method';
            methodInput.value = 'DELETE';
            
            form.appendChild(csrfToken);
            form.appendChild(methodInput);
            document.body.appendChild(form);
            form.submit();
        };
    };

    // Initialiser les tooltips
    const tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'));
    if (typeof bootstrap !== 'undefined' && bootstrap.Tooltip) {
        tooltipTriggerList.map(function(tooltipTriggerEl) {
            return new bootstrap.Tooltip(tooltipTriggerEl);
        });
    }

    
});
</script>
@endpush