@extends('layouts.base')

@section('content')
    @section('breadcrumb')
        <nav aria-label="breadcrumb">
            <ol class="breadcrumb mb-0">
                <li class="breadcrumb-item"><a href="{{ route('front.index') }}">Tableau de bord</a></li>
                <li class="breadcrumb-item"><a href="{{ route('partner.applications') }}">Applications</a></li>
                <li class="breadcrumb-item"><a href="{{ route('partner.mandats', $application) }}">Mandats</a></li>
                <li class="breadcrumb-item active" aria-current="page">{{ isset($mandat) ? 'Modifier' : 'Créer' }}</li>
            </ol>
        </nav>
    @endsection

    <div class="container py-2">
        <div class="row justify-content-center">
            <div class="col-lg-10">
                <div class="card shadow-sm">
                    <div class="card-header">
                        <h5 class="mb-0">
                            <i class="fas fa-file-signature me-2"></i>{{ isset($mandat) ? 'Modifier le mandat' : 'Créer un mandat' }}
                        </h5>
                    </div>
                    <div class="card-body">
                        @if ($errors->any())
                            <div class="alert alert-danger">
                                <ul class="mb-0">
                                    @foreach ($errors->all() as $error)
                                        <li>{{ $error }}</li>
                                    @endforeach
                                </ul>
                            </div>
                        @endif

                        <form method="POST" action="{{ isset($mandat) ? route('partner.mandat.update', ['application' => $application, 'mandat' => $mandat]) : route('partner.mandat.store', $application) }}" enctype="multipart/form-data">
                            @csrf
                            @if(isset($mandat))
                                @method('PUT')
                            @endif

                            <!-- Informations de base -->
                            <h6 class="text-primary mb-3"><i class="fas fa-info-circle me-2"></i>Informations de base</h6>
                            
                            <div class="row g-3 mb-3">
                                <div class="col-md-6">
                                    <label class="form-label">Numéro du mandat <span class="text-danger">*</span></label>
                                    <input type="text" name="numero" class="form-control" 
                                           value="{{ old('numero', isset($mandat) ? $mandat->numero : '') }}" 
                                           placeholder="M-2025-001" required>
                                    <small class="text-muted">Référence unique du mandat</small>
                                </div>
                                <div class="col-md-6">
                                    <label class="form-label">
                                        <i class="fas fa-user-tie me-1"></i>Agent en charge <span class="text-danger">*</span>
                                    </label>
                                    <select name="user_id" class="form-select" required>
                                        <option value="">— Sélectionnez un agent —</option>
                                        @foreach($users as $user)
                                            <option value="{{ $user->id }}" {{ old('user_id', isset($mandat) ? $mandat->user_id : '') == $user->id ? 'selected' : '' }}>
                                                {{ $user->fullName() }} ({{ $user->email }})
                                            </option>
                                        @endforeach
                                    </select>
                                </div>
                            </div>

                            <!-- Type et Nature -->
                            <div class="row g-3 mb-3">
                                <div class="col-md-3">
                                    <label class="form-label">Type de mandat</label>
                                    <select name="type" class="form-select">
                                        <option value="">— Sélectionnez —</option>
                                        @foreach($mandatTypes as $type)
                                            <option value="{{ $type->value }}" {{ old('type', isset($mandat) ? $mandat->type?->value : '') == $type->value ? 'selected' : '' }}>
                                                {{ $type->label() }}
                                            </option>
                                        @endforeach
                                    </select>
                                </div>
                                <div class="col-md-3">
                                    <label class="form-label">Nature</label>
                                    <select name="nature" class="form-select">
                                        <option value="">— Sélectionnez —</option>
                                        @foreach($mandatNatures as $nature)
                                            <option value="{{ $nature->value }}" {{ old('nature', isset($mandat) ? $mandat->nature?->value : '') == $nature->value ? 'selected' : '' }}>
                                                {{ $nature->label() }}
                                            </option>
                                        @endforeach
                                    </select>
                                </div>
                                <div class="col-md-3">
                                    <label class="form-label">
                                        <i class="fas fa-sitemap me-1"></i>Type de relation CGP
                                    </label>
                                    <select name="relation_type" class="form-select">
                                        <option value="">— Sélectionnez —</option>
                                        @foreach($mandatRelationTypes as $relationType)
                                            <option value="{{ $relationType->value }}" 
                                                    {{ old('relation_type', isset($mandat) ? $mandat->relation_type?->value : '') == $relationType->value ? 'selected' : '' }}
                                                    title="{{ $relationType->description() }}">
                                                {{ $relationType->label() }} - {{ $relationType->roleLabel() }}
                                            </option>
                                        @endforeach
                                    </select>
                                    <small class="text-muted">Optionnel - Pour les CGP uniquement</small>
                                </div>
                                <div class="col-md-3">
                                    <label class="form-label">Type de commission</label>
                                    <select name="commission_type" class="form-select" id="commission_type">
                                        <option value="">— Sélectionnez —</option>
                                        @foreach($calculCommissions as $calc)
                                            <option value="{{ $calc->value }}" {{ old('commission_type', isset($mandat) ? $mandat->commission_type?->value : '') == $calc->value ? 'selected' : '' }}>
                                                {{ $calc->label() }}
                                            </option>
                                        @endforeach
                                    </select>
                                </div>
                            </div>

                            <!-- Commission et Dates -->
                            <div class="row g-3 mb-4">
                                <div class="col-md-4">
                                    <label class="form-label">Montant commission</label>
                                    <div class="input-group">
                                        <input type="number" name="commission" class="form-control" 
                                               value="{{ old('commission', isset($mandat) ? $mandat->commission : '') }}" 
                                               step="0.01" min="0" placeholder="0.00">
                                        <span class="input-group-text" id="commission-unit">
                                            @if(old('commission_type', isset($mandat) ? $mandat->commission_type?->value : ''))
                                                @php
                                                    $commType = \App\Enums\CalculCommission::tryFrom(old('commission_type', isset($mandat) ? $mandat->commission_type?->value : ''));
                                                @endphp
                                                {{ $commType ? $commType->unite() : '' }}
                                            @endif
                                        </span>
                                    </div>
                                </div>
                                <div class="col-md-4">
                                    <label class="form-label">Date de signature</label>
                                    <input type="date" name="date_signature" class="form-control" 
                                           value="{{ old('date_signature', isset($mandat) ? $mandat->date_signature?->format('Y-m-d') : '') }}">
                                </div>
                                <div class="col-md-4">
                                    <label class="form-label">Date d'expiration</label>
                                    <input type="date" name="date_expiration" class="form-control" 
                                           value="{{ old('date_expiration', isset($mandat) ? $mandat->date_expiration?->format('Y-m-d') : '') }}">
                                </div>
                            </div>

                            <!-- Note interne -->
                            <div class="mb-4">
                                <label class="form-label">
                                    <i class="fas fa-sticky-note me-2"></i>Note interne
                                </label>
                                <textarea name="note_interne" class="form-control" rows="4" 
                                          placeholder="Ajoutez des notes internes sur ce mandat...">{{ old('note_interne', isset($mandat) ? $mandat->note_interne_text : '') }}</textarea>
                                <small class="text-muted">Cette note n'est visible qu'en interne</small>
                            </div>

                            <hr class="my-4">

                            <!-- Mandant (Propriétaire) -->
                            <h6 class="text-primary mb-3"><i class="fas fa-user-circle me-2"></i>Mandant (Propriétaire du bien)</h6>
                            
                            <div class="mb-3">
                                <label class="form-label">Type de mandant <span class="text-danger">*</span></label>
                                <div class="btn-group w-100" role="group">
                                    @php
                                        $defaultMandantType = isset($mandat) 
                                            ? (isset($mandat->mandant) && $mandat->mandant->mandantable instanceof \App\Models\User ? 'user' : 'company')
                                            : 'user'; // Par défaut 'user' lors de la création
                                    @endphp
                                    <input type="radio" class="btn-check" name="mandant_type" id="mandant_user" value="user" 
                                           {{ old('mandant_type', $defaultMandantType) == 'user' ? 'checked' : '' }}>
                                    <label class="btn btn-outline-primary bg-white" for="mandant_user">
                                        <i class="fas fa-user me-1"></i>Particulier
                                    </label>

                                    <input type="radio" class="btn-check" name="mandant_type" id="mandant_company" value="company"
                                           {{ old('mandant_type', $defaultMandantType) == 'company' ? 'checked' : '' }}>
                                    <label class="btn btn-outline-success" for="mandant_company">
                                        <i class="fas fa-building me-1"></i>Entreprise
                                    </label>
                                </div>
                            </div>

                            <div class="row g-3 mb-4">
                                <div class="col-md-6" id="mandant_user_select">
                                    <label class="form-label">Utilisateur mandant <span class="text-danger" id="mandant_user_required">*</span></label>
                                    <select name="mandant_user_id" id="mandant_user_id" class="form-select">
                                        <option value="">— Sélectionnez un utilisateur —</option>
                                        @foreach($users as $user)
                                            @php
                                                $selected = old('mandant_user_id', isset($mandat) && $mandat->mandant && $mandat->mandant->mandantable instanceof \App\Models\User ? $mandat->mandant->mandantable->id : '');
                                            @endphp
                                            <option value="{{ $user->id }}" {{ $selected == $user->id ? 'selected' : '' }}>
                                                {{ $user->fullName() }} ({{ $user->email }})
                                            </option>
                                        @endforeach
                                    </select>
                                </div>
                                <div class="col-md-6" id="mandant_company_select">
                                    <label class="form-label">Entreprise mandante</label>
                                    @if($company)
                                        <input type="hidden" name="mandant_company_id" value="{{ $company->id }}">
                                        <div class="form-control bg-light">
                                            <i class="fas fa-building me-2 text-success"></i>
                                            {{ $company->name }}
                                            @if($company->type)
                                                <span class="badge {{ $company->type->bgColor() }} ms-2">{{ $company->type->label() }}</span>
                                            @endif
                                        </div>
                                    @else
                                        <div class="form-control bg-light text-muted">
                                            <i class="fas fa-info-circle me-2"></i>Aucune entreprise associée à cette application
                                        </div>
                                    @endif
                                </div>
                            </div>

                            <hr class="my-4">

                            <!-- Sélection des lots -->
                            <h6 class="text-primary mb-3"><i class="fas fa-home me-2"></i>Lots concernés par le mandat</h6>
                            
                            @if($programs->isEmpty())
                                <div class="alert alert-info">
                                    <i class="fas fa-info-circle me-2"></i>
                                    Aucun programme disponible. Créez d'abord un programme avec des lots.
                                </div>
                            @else
                                <!-- Sélection du programme -->
                                <div class="mb-3">
                                    <label class="form-label">Sélectionnez un programme</label>
                                    <select id="program-select" class="form-select">
                                        <option value="">— Sélectionnez un programme pour afficher ses lots —</option>
                                        @foreach($programs as $program)
                                            <option value="{{ $program->id }}" data-lots-count="{{ $program->lots->count() }}">
                                                {{ $program->name }} ({{ $program->lots->count() }} lot{{ $program->lots->count() > 1 ? 's' : '' }})
                                            </option>
                                        @endforeach
                                    </select>
                                </div>

                                <!-- Conteneur des lots (affiché dynamiquement) -->
                                <div id="lots-container" style="display: none;">
                                    @foreach($programs as $program)
                                        <div class="lots-section" id="lots-program-{{ $program->id }}" style="display: none;">
                                            <div class="card border-primary mb-3">
                                                <div class="card-header bg-primary bg-opacity-10">
                                                    <h6 class="mb-0">
                                                        <i class="fas fa-building me-2 text-primary"></i>{{ $program->name }}
                                                    </h6>
                                                </div>
                                                <div class="card-body">
                                                    @if($program->lots->isEmpty())
                                                        <p class="text-muted mb-0">Aucun lot disponible dans ce programme</p>
                                                    @else
                                                        <div class="mb-2">
                                                            <button type="button" class="btn btn-sm btn-outline-primary me-2" onclick="selectAllLots('{{ $program->id }}')">
                                                                <i class="fas fa-check-square me-1"></i>Tout sélectionner
                                                            </button>
                                                            <button type="button" class="btn btn-sm btn-outline-secondary" onclick="deselectAllLots('{{ $program->id }}')">
                                                                <i class="fas fa-square me-1"></i>Tout désélectionner
                                                            </button>
                                                        </div>
                                                        <div class="row g-2">
                                                            @foreach($program->lots as $product)
                                                                <div class="col-md-6 col-lg-4">
                                                                    <div class="form-check">
                                                                        <input class="form-check-input lot-checkbox" 
                                                                               type="checkbox" 
                                                                               name="product_ids[]" 
                                                                               value="{{ $product->id }}" 
                                                                               id="product_{{ $product->id }}"
                                                                               data-program="{{ $program->id }}"
                                                                               {{ collect(old('product_ids', isset($mandat) ? $mandat->products->pluck('id')->toArray() : []))->contains($product->id) ? 'checked' : '' }}>
                                                                        <label class="form-check-label" for="product_{{ $product->id }}">
                                                                            <strong>Lot {{ $product->number }}</strong>
                                                                            @php
                                                                                try {
                                                                                    $productTypeLabel = $product->type ? $product->type->label() : null;
                                                                                } catch (\Throwable $e) {
                                                                                    $productTypeLabel = null;
                                                                                }
                                                                            @endphp
                                                                            @if($productTypeLabel)
                                                                                <span class="badge bg-secondary ms-1">{{ $productTypeLabel }}</span>
                                                                            @endif
                                                                        </label>
                                                                    </div>
                                                                </div>
                                                            @endforeach
                                                        </div>
                                                    @endif
                                                </div>
                                            </div>
                                        </div>
                                    @endforeach
                                </div>

                                <!-- Compteur de lots sélectionnés -->
                                <div id="selected-lots-count" class="alert alert-info" style="display: none;">
                                    <i class="fas fa-info-circle me-2"></i>
                                    <strong><span id="count-value">0</span> lot(s) sélectionné(s)</strong>
                                </div>
                            @endif

                            <hr class="my-4">

                            <!-- Documents PDF -->
                            <h6 class="text-primary mb-3">
                                <i class="fas fa-file-pdf me-2"></i>Documents PDF
                            </h6>

                            @if(isset($mandat) && $mandat->documents->count() > 0)
                            <div class="mb-3">
                                <label class="form-label">Documents actuels <small class="text-muted">(Glissez-déposez pour réorganiser)</small></label>
                                <x-sortable-documents 
                                    :documents="$mandat->documents" 
                                    containerId="sortable-documents-edit" 
                                    :showDownload="false" 
                                    :canDelete="true" 
                                    :canEditType="true"
                                    :canEditName="true"
                                    :documentTypeEnum="\App\Enums\DocumentTypeMandat::class"
                                />
                            </div>
                            @endif

                            <div class="mb-3">
                                <label class="form-label">Ajouter des documents PDF <small class="text-muted">(Max 50 Mo par fichier)</small></label>
                                <div id="document-upload-container">
                                    <div class="document-upload-item mb-3">
                                        <div class="row g-2">
                                            <div class="col-md-5">
                                                <label class="form-label small">Fichier PDF</label>
                                                <input type="file" name="documents[]" class="form-control" accept=".pdf" multiple>
                                                <small class="text-muted">Sélection multiple possible</small>
                                            </div>
                                            <div class="col-md-3">
                                                <label class="form-label small">Type</label>
                                                <select name="document_types[]" class="form-select">
                                                    @foreach(\App\Enums\DocumentTypeMandat::cases() as $type)
                                                        <option value="{{ $type->value }}">
                                                            {{ $type->label() }}
                                                        </option>
                                                    @endforeach
                                                </select>
                                            </div>
                                            <div class="col-md-4">
                                                <label class="form-label small">Nom (optionnel)</label>
                                                <input type="text" name="document_names[]" class="form-control" placeholder="Nom du document">
                                            </div>
                                        </div>
                                    </div>
                                </div>
                                <button type="button" class="btn btn-sm btn-outline-primary mt-2" onclick="addDocumentUpload()">
                                    <i class="fas fa-plus me-1"></i>Ajouter un autre champ
                                </button>
                            </div>

                            @if(isset($formEditor) && $formEditor && $formEditor->fields->count() > 0)
                            <!-- Champs personnalisés -->
                            <hr class="my-4">
                            <div class="mb-4">
                                <div class="card border-primary shadow-sm">
                                    <div class="card-header bg-primary bg-opacity-10">
                                        <h6 class="mb-0 text-primary">
                                            <i class="fas fa-star me-2"></i>Champs personnalisés
                                        </h6>
                                        <small class="text-muted">Ces champs sont spécifiques à cette application</small>
                                        <div class="alert alert-info mt-2 mb-0 py-2">
                                            <i class="fas fa-info-circle me-2"></i>
                                            <small><strong>Note :</strong> Ces champs ne concernent pas l'affichage sur le site de diffusion. Ils sont uniquement utilisés pour la gestion interne.</small>
                                        </div>
                                    </div>
                                    <div class="card-body">
                                        <div class="row g-3">
                                            @foreach($formEditor->fields as $field)
                                                <div class="col-md-6">
                                                    <label class="form-label fw-bold">
                                                        <i class="fas {{ $field->type->icon() }} me-1 {{ $field->type->textColor() }}"></i>
                                                        {{ $field->label ?? $field->type->label() }}
                                                        @if($field->data)
                                                            <span class="badge bg-success ms-2">
                                                                <i class="fas fa-check me-1"></i>Donnée présente
                                                            </span>
                                                        @endif
                                                    </label>
                                                    @php
                                                        $fieldName = $field->name ?? 'field_' . $field->id;
                                                        $fieldLabel = $field->label ?? $field->type->label();
                                                        $fieldValue = old('custom_fields.' . $fieldName);
                                                        if ($fieldValue === null && $field->data && isset($field->data->json['value'])) {
                                                            $fieldValue = $field->data->json['value'];
                                                        }
                                                    @endphp
                                                    @if($field->description)
                                                        <small class="text-muted d-block mb-1">{{ $field->description }}</small>
                                                    @endif
                                                    @if($field->type === \App\Enums\FieldType::TEXT)
                                                        <input type="text" 
                                                               name="custom_fields[{{ $fieldName }}]" 
                                                               class="form-control" 
                                                               value="{{ $fieldValue ?? '' }}"
                                                               placeholder="Saisissez du texte">
                                                    @elseif($field->type === \App\Enums\FieldType::CHECKBOX)
                                                        <div class="form-check form-switch">
                                                            <input type="hidden" name="custom_fields[{{ $fieldName }}]" value="0">
                                                            <input class="form-check-input" 
                                                                   type="checkbox" 
                                                                   role="switch" 
                                                                   name="custom_fields[{{ $fieldName }}]" 
                                                                   value="1"
                                                                   {{ ($fieldValue ?? '0') == '1' ? 'checked' : '' }}>
                                                            <label class="form-check-label">Activé</label>
                                                        </div>
                                                    @elseif($field->type === \App\Enums\FieldType::NUMBER)
                                                        <input type="number" 
                                                               name="custom_fields[{{ $fieldName }}]" 
                                                               class="form-control" 
                                                               value="{{ $fieldValue ?? '' }}"
                                                               placeholder="Saisissez un nombre">
                                                    @elseif($field->type === \App\Enums\FieldType::DATE)
                                                        <input type="date" 
                                                               name="custom_fields[{{ $fieldName }}]" 
                                                               class="form-control" 
                                                               value="{{ $fieldValue ?? '' }}">
                                                    @endif
                                                </div>
                                            @endforeach
                                        </div>
                                    </div>
                                </div>
                            </div>
                            @endif

                            <div class="d-flex justify-content-end gap-2 mt-4">
                                <a href="{{ route('partner.mandats', $application) }}" class="btn btn-outline-secondary">
                                    <i class="fas fa-times me-2"></i>Annuler
                                </a>
                                <button type="submit" class="btn btn-primary">
                                    <i class="fas fa-save me-2"></i>{{ isset($mandat) ? 'Mettre à jour' : 'Créer' }}
                                </button>
                            </div>
                        </form>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <script>
    // Gérer l'affichage conditionnel des selects de mandant
    document.addEventListener('DOMContentLoaded', function() {
        const mandantUserRadio = document.getElementById('mandant_user');
        const mandantCompanyRadio = document.getElementById('mandant_company');
        const mandantUserSelect = document.getElementById('mandant_user_select');
        const mandantCompanySelect = document.getElementById('mandant_company_select');
        const mandantUserIdSelect = document.getElementById('mandant_user_id');
        const mandantUserRequired = document.getElementById('mandant_user_required');
        
        function updateMandantSelects() {
            if (mandantUserRadio.checked) {
                mandantUserSelect.style.display = 'block';
                mandantCompanySelect.style.display = 'none';
                // Ajouter required sur le select utilisateur
                mandantUserIdSelect.setAttribute('required', 'required');
                if (mandantUserRequired) {
                    mandantUserRequired.style.display = 'inline';
                }
            } else if (mandantCompanyRadio.checked) {
                mandantUserSelect.style.display = 'none';
                mandantCompanySelect.style.display = 'block';
                // Retirer required du select utilisateur
                mandantUserIdSelect.removeAttribute('required');
                if (mandantUserRequired) {
                    mandantUserRequired.style.display = 'none';
                }
            }
        }
        
        mandantUserRadio.addEventListener('change', updateMandantSelects);
        mandantCompanyRadio.addEventListener('change', updateMandantSelects);
        
        // Initialiser l'affichage
        updateMandantSelects();
        
        // Mettre à jour l'unité de commission dynamiquement
        const commissionTypeSelect = document.getElementById('commission_type');
        const commissionUnit = document.getElementById('commission-unit');
        
        if (commissionTypeSelect && commissionUnit) {
            commissionTypeSelect.addEventListener('change', function() {
                const selectedOption = this.options[this.selectedIndex];
                const value = this.value;
                
                if (value === 'pourcentage') {
                    commissionUnit.textContent = '%';
                } else if (value === 'forfait') {
                    commissionUnit.textContent = '€';
                } else {
                    commissionUnit.textContent = '';
                }
            });
        }

        // Fonction pour ajouter un champ d'upload de document
        window.addDocumentUpload = function() {
            const container = document.getElementById('document-upload-container');
            const newItem = document.createElement('div');
            newItem.className = 'document-upload-item mb-3';
            newItem.innerHTML = `
                <div class="row g-2">
                    <div class="col-md-5">
                        <input type="file" name="documents[]" class="form-control" accept=".pdf" multiple>
                        <small class="text-muted">Sélection multiple possible</small>
                    </div>
                    <div class="col-md-3">
                        <select name="document_types[]" class="form-select">
                            @foreach(\App\Enums\DocumentTypeMandat::cases() as $type)
                                <option value="{{ $type->value }}">{{ $type->label() }}</option>
                            @endforeach
                        </select>
                    </div>
                    <div class="col-md-4">
                        <div class="input-group">
                            <input type="text" name="document_names[]" class="form-control" placeholder="Nom du document">
                            <button type="button" class="btn btn-outline-danger" onclick="this.closest('.document-upload-item').remove()">
                                <i class="fas fa-times"></i>
                            </button>
                        </div>
                    </div>
                </div>
            `;
            container.appendChild(newItem);
        };

        // Gestion de la sélection des programmes et lots
        const programSelect = document.getElementById('program-select');
        const lotsContainer = document.getElementById('lots-container');
        const selectedLotsCount = document.getElementById('selected-lots-count');
        const countValue = document.getElementById('count-value');

        if (programSelect) {
            // Gérer le changement de programme
            programSelect.addEventListener('change', function() {
                const programId = this.value;
                
                // Cacher toutes les sections de lots
                document.querySelectorAll('.lots-section').forEach(section => {
                    section.style.display = 'none';
                });
                
                if (programId) {
                    // Afficher le conteneur et la section du programme sélectionné
                    lotsContainer.style.display = 'block';
                    const programSection = document.getElementById('lots-program-' + programId);
                    if (programSection) {
                        programSection.style.display = 'block';
                    }
                } else {
                    // Cacher le conteneur si aucun programme sélectionné
                    lotsContainer.style.display = 'none';
                }
                
                updateLotsCount();
            });

            // Mettre à jour le compteur de lots sélectionnés
            function updateLotsCount() {
                const checkedBoxes = document.querySelectorAll('.lot-checkbox:checked');
                const count = checkedBoxes.length;
                
                if (count > 0) {
                    selectedLotsCount.style.display = 'block';
                    countValue.textContent = count;
                } else {
                    selectedLotsCount.style.display = 'none';
                }
            }

            // Écouter les changements sur les checkboxes
            document.querySelectorAll('.lot-checkbox').forEach(checkbox => {
                checkbox.addEventListener('change', updateLotsCount);
            });

            // Fonction pour sélectionner tous les lots d'un programme
            window.selectAllLots = function(programId) {
                const section = document.getElementById('lots-program-' + programId);
                if (section) {
                    section.querySelectorAll('.lot-checkbox').forEach(checkbox => {
                        checkbox.checked = true;
                    });
                    updateLotsCount();
                }
            };

            // Fonction pour désélectionner tous les lots d'un programme
            window.deselectAllLots = function(programId) {
                const section = document.getElementById('lots-program-' + programId);
                if (section) {
                    section.querySelectorAll('.lot-checkbox').forEach(checkbox => {
                        checkbox.checked = false;
                    });
                    updateLotsCount();
                }
            };

            // Initialiser le compteur au chargement
            updateLotsCount();

            // Si des lots sont déjà sélectionnés (lors de l'édition), afficher le programme correspondant
            const checkedBoxes = document.querySelectorAll('.lot-checkbox:checked');
            if (checkedBoxes.length > 0) {
                // Trouver le programme du premier lot sélectionné
                const firstChecked = checkedBoxes[0];
                const programId = firstChecked.getAttribute('data-program');
                if (programId) {
                    programSelect.value = programId;
                    programSelect.dispatchEvent(new Event('change'));
                }
            }
        }
    });
    </script>
@endsection