{% extends base_template|default:"base.html" %}
{% load i18n %}
{% load static %}
{% load asset_tags %}

{% block head %}
<!-- MapLibre GL 5.7.0 -->
<link href="{% static 'common/maplibre-gl.css' %}" rel="stylesheet">
<link rel="stylesheet" href="{% static 'assets/asset_cms_edit_mode.css' %}">
{% if asset.geom or asset.lon or asset.lat %}
<!-- MapboxDraw for geometry editing -->
<link href="{% static 'common/mapbox-gl-draw.css' %}" rel="stylesheet"/>
{% endif %}
<style>
    .replacement-chain {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .replacement-item {
        position: relative;
    }
    
    .replacement-badge {
        display: inline-block;
        padding: 0.5rem 0.75rem;
        background-color: #e9ecef;
        border: 2px solid #6c757d;
        border-radius: 0.5rem;
        font-size: 0.95rem;
        transition: all 0.2s ease;
    }
    
    .replacement-badge:hover {
        background-color: #dee2e6;
        border-color: #495057;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    
    .replacement-badge.current {
        background-color: #cfe2ff;
        border-color: #0d6efd;
        font-weight: bold;
    }
    
    .replacement-arrow {
        font-size: 1.25rem;
        color: #6c757d;
        display: flex;
        align-items: center;
    }
    
    /* Fix for mobile: force decimal separator to dot for coordinate inputs */
    input[type="number"][data-coordinate] {
        font-variant-numeric: tabular-nums;
    }
</style>
{% endblock head %}

{% block extra_head %}
<!-- MapLibre GL 5.7.0 -->
<link href="{% static 'common/maplibre-gl.css' %}" rel="stylesheet">
<link rel="stylesheet" href="{% static 'assets/asset_cms_edit_mode.css' %}">
{% if asset.geom or asset.lon or asset.lat %}
<!-- MapboxDraw for geometry editing -->
<link href="{% static 'common/mapbox-gl-draw.css' %}" rel="stylesheet"/>
{% endif %}
{% endblock extra_head %}

{% block upleft %}
{% if mobile_view and back_url %}
<a href="{{ back_url }}" class="nav-link d-flex align-items-center gap-1" style="color: white;" title="{% translate 'Retour' %}">
    <i class="bi bi-arrow-left fs-4"></i>
</a>
{% elif mobile_view or is_mobile %}
<a href="{% url 'mobile:mobile_index' %}" class="nav-link" style="color: white;">
    <i class="bi bi-house fs-3" title="Home"></i>
</a>
{% else %}
<a href="/" class="nav-link" style="color: white;">
    <i class="bi bi-house fs-3" title="Home"></i>
</a>
{% endif %}
{% endblock upleft %}

{% block title %}
{% if mobile_view %}
    <span>{{ asset.code }} - {% translate "Détails" %}</span>
{% else %}
    {{ product_name }}
{% endif %}
{% endblock title %}

{% block upright %}
<a href="{% url 'common:account_info' %}?next={{ request.get_full_path|urlencode }}" class="nav-link" style="color: white;">
    <i class="bi bi-person-gear fs-3" title="Account"></i>
</a>
{% endblock upright %}

{% block content %}
<div id="asset-detail-container" 
     class="{% if mobile_view %}px-3 pb-3{% else %}container-fluid mt-4{% endif %}"
     data-asset-model="{{ asset_model }}"
     data-asset-id="{{ asset.id }}"
     data-thematic-code="{{ thematic_code }}"
     data-has-support="{% if asset.pole_id or asset.publiclighting_pole_id or asset.trafficlights_pole_id %}true{% else %}false{% endif %}"
     {% if asset_geometry_json %}data-asset-geometry="{{ asset_geometry_json }}"{% endif %}
     {% if thematic_code == 'trafficlights' %}
     data-tl-icon-url="{% static 'assets/traffic_light_icon.svg' %}"
     data-simple-pole-icon-url="{% static 'assets/simple_pole_icon.svg' %}"
     data-cabinet-icon-url="{% static 'assets/electrical-panel.png' %}"
     data-radar-icon-url="{% static 'assets/radar_preventif_icon.svg' %}?v=20260710"
     {% endif %}>
    
    <!-- CMS-style Edit Bar (Desktop only) -->
    {% if allowed_update_fields and not mobile_view %}
    <div id="asset-cms-edit-bar" class="px-3 py-2 mb-3 shadow-sm d-flex align-items-center justify-content-between border-bottom bg-light">
        <div class="d-flex align-items-center gap-2">
            <div>
                <h2 class="mb-0" style="color: var(--brand-color); font-size: 1.25rem;">
                    {% translate "Asset" %} : {{ asset.code }}
                </h2>
                <div class="d-flex align-items-center gap-2 mt-1" style="font-size: 0.8rem; color: #6c757d;">
                    {% if thematic.icon %}
                        <i class="bi {{ thematic.icon }}"></i>
                    {% endif %}
                    {% if thematic.name %}
                        <span>{{ thematic.name }}</span>
                        <span>&mdash;</span>
                    {% endif %}
                    <span>{{ asset_verbose_name }}</span>
                </div>
            </div>
        </div>
        <div class="d-flex gap-2">
            {% if 'archive' in allowed_actions %}
            <button id="asset-archive-btn" class="btn btn-light btn-sm" title="{% translate 'Archiver' %}">
                <i class="bi bi-archive"></i> {% translate "Archiver" %}
            </button>
            {% endif %}
            {% if 'replace' in allowed_actions %}
            <button id="asset-replace-btn" class="btn btn-light btn-sm" title="{% translate 'Remplacer' %}">
                <i class="bi bi-arrow-repeat"></i> {% translate "Remplacer" %}
            </button>
            {% endif %}
            <button id="asset-cms-edit-btn" class="btn btn-light btn-sm">
                <i class="bi bi-pencil"></i> {% translate "Éditer" %}
            </button>
            <button id="asset-cms-save-btn" class="btn btn-success btn-sm d-none">
                <i class="bi bi-check-circle"></i> {% translate "Sauvegarder" %}
            </button>
            <button id="asset-cms-cancel-btn" class="btn btn-outline-danger btn-sm d-none">
                <i class="bi bi-x-circle"></i> {% translate "Annuler" %}
            </button>
        </div>
    </div>
    {% else %}
    <div class="{% if mobile_view %}d-none{% else %}d-block{% endif %} mb-3">
        <h2 class="mb-0" style="color: var(--brand-color);">
            {% if thematic.icon %}
                <i class="bi {{ thematic.icon }} me-2"></i>
            {% endif %}
            {% translate "Asset" %} : {{ asset }}
        </h2>
        <div class="d-flex align-items-center gap-2 mt-1" style="font-size: 0.85rem; color: #6c757d;">
            {% if thematic.icon %}
                <i class="bi {{ thematic.icon }}"></i>
            {% endif %}
            {% if thematic.name %}
                <span>{{ thematic.name }}</span>
                <span>&mdash;</span>
            {% endif %}
            <span>{{ asset_verbose_name }}</span>
        </div>
    </div>
    {% endif %}

    {% if mobile_view and allowed_update_fields %}
    <div class="d-flex gap-2 mb-3 flex-wrap justify-content-center">
        {% if 'archive' in allowed_actions %}
        <button id="asset-archive-btn" class="btn btn-outline-secondary btn-sm asset-normal-action" title="{% translate 'Archiver' %}">
            <i class="bi bi-archive me-1"></i>{% translate "Archiver" %}
        </button>
        {% endif %}
        {% if 'replace' in allowed_actions %}
        <button id="asset-replace-btn" class="btn btn-outline-secondary btn-sm asset-normal-action" title="{% translate 'Remplacer' %}">
            <i class="bi bi-arrow-repeat me-1"></i>{% translate "Remplacer" %}
        </button>
        {% endif %}
        <button id="asset-cms-edit-btn" class="btn btn-outline-secondary btn-sm asset-normal-action">
            <i class="bi bi-pencil me-1"></i>{% translate "Éditer" %}
        </button>
        <button id="asset-cms-save-btn" class="btn btn-success btn-sm d-none asset-edit-action">
            <i class="bi bi-check-circle me-1"></i>{% translate "Sauvegarder" %}
        </button>
        <button id="asset-cms-cancel-btn" class="btn btn-outline-danger btn-sm d-none asset-edit-action">
            <i class="bi bi-x-circle me-1"></i>{% translate "Annuler" %}
        </button>
    </div>
    {% endif %}

    <div class="row {% if not mobile_view %}mt-4{% endif %}">
        <!-- Colonne principale : informations de base -->
        <div class="{% if mobile_view %}col-12{% else %}col-md-8{% endif %}">
            <div class="card mb-3">
                <div class="card-header bg-light">
                    <h5 class="mb-0">{% translate "Informations générales" %}</h5>
                </div>
                <div class="card-body">
                    <table class="table table-striped mb-0">
                        <tbody>
                            <!-- Code -->
                            <tr class="asset-editable-field" data-field="code" data-can-edit="{% if 'code' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th style="width: 30%;">{% translate "Code" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.code }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.code }}">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Nom FR -->
                            <tr class="asset-editable-field" data-field="name_fr" data-can-edit="{% if 'name_fr' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Nom" %} (FR)</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.name_fr|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.name_fr|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Nom NL -->
                            <tr class="asset-editable-field" data-field="name_nl" data-can-edit="{% if 'name_nl' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Nom" %} (NL)</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.name_nl|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.name_nl|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Statut -->
                            <tr class="asset-editable-field" data-field="status" data-can-edit="{% if 'status' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Statut" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">
                                            {% if asset.status == 'active' %}
                                                <span class="badge bg-success">{{ asset.get_status_display }}</span>
                                            {% elif asset.status == 'damaged' %}
                                                <span class="badge bg-warning">{{ asset.get_status_display }}</span>
                                            {% elif asset.status == 'to_replace' %}
                                                <span class="badge bg-danger">{{ asset.get_status_display }}</span>
                                            {% else %}
                                                <span class="badge bg-secondary">{{ asset.get_status_display }}</span>
                                            {% endif %}
                                        </span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <select class="form-select form-select-sm">
                                            {% for value, label in status_choices %}
                                            <option value="{{ value }}" {% if value == asset.status %}selected{% endif %}>{{ label }}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                            </tr>

                            <!-- Statut de validation -->
                            {% if asset.validation_status is not None or 'validation_status' in allowed_update_fields %}
                            <tr class="asset-editable-field" data-field="validation_status" data-can-edit="{% if 'validation_status' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Statut de validation" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">
                                            {% if asset.validation_status == 'validated' %}
                                                <span class="badge bg-success">{{ asset.get_validation_status_display }}</span>
                                            {% elif asset.validation_status == 'to_be_validated' %}
                                                <span class="badge bg-warning text-dark">{{ asset.get_validation_status_display }}</span>
                                            {% elif asset.validation_status == 'to_be_completed' %}
                                                <span class="badge bg-info text-dark">{{ asset.get_validation_status_display }}</span>
                                            {% elif asset.validation_status == 'rejected' %}
                                                <span class="badge bg-danger">{{ asset.get_validation_status_display }}</span>
                                            {% else %}
                                                <span class="badge bg-secondary">{{ asset.get_validation_status_display|default:"-" }}</span>
                                            {% endif %}
                                        </span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <select class="form-select form-select-sm">
                                            <option value="">-</option>
                                            {% for value, label in validation_status_choices %}
                                            <option value="{{ value }}" {% if value == asset.validation_status %}selected{% endif %}>{{ label }}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </td>
                            </tr>
                            {% endif %}

                            <!-- Catégorie -->
                            <tr class="asset-editable-field" data-field="category" data-can-edit="{% if 'category' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Catégorie" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.category|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <select class="form-select form-select-sm">
                                            <option value="">-</option>
                                            {% for cat in categories %}
                                            <option value="{{ cat.id }}" {% if cat.id == asset.category_id %}selected{% endif %}>{{ cat.get_name }}</option>
                                            {% endfor %}
                                        </select>
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Date d'installation -->
                            <tr class="asset-editable-field" data-field="installation_date" data-can-edit="{% if 'installation_date' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Installé le" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.installation_date|date:"d/m/Y"|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="date" class="form-control form-control-sm" value="{{ asset.installation_date|date:'Y-m-d'|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- N° de série -->
                            <tr class="asset-editable-field" data-field="serial_number" data-can-edit="{% if 'serial_number' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "N° de série" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.serial_number|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.serial_number|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Marque -->
                            <tr class="asset-editable-field" data-field="brand" data-can-edit="{% if 'brand' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Marque" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.brand|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.brand|default:'' }}">
                                    </div>
                                </td>
                            </tr>

                            <!-- Programme de financement / Projet -->
                            {% if asset.funding_program or 'funding_program' in allowed_update_fields %}
                            <tr class="asset-editable-field" data-field="funding_program" data-can-edit="{% if 'funding_program' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Programme / Financement" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.funding_program|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="text" class="form-control form-control-sm" value="{{ asset.funding_program|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            {% endif %}
                            
                            <!-- Durée de garantie -->
                            <tr class="asset-editable-field" data-field="warranty_duration" data-can-edit="{% if 'warranty_duration' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Durée de garantie" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">
                                            {% if asset.warranty_duration %}
                                                {{ asset.warranty_duration }} {% translate "mois" %}
                                                {% with remaining=asset|warranty_remaining_months %}
                                                {% if remaining is not None %}
                                                    &mdash;
                                                    {% if remaining > 0 %}
                                                        <span class="badge bg-success ms-1">{% blocktranslate with n=remaining %}{{ n }} mois restants{% endblocktranslate %}</span>
                                                    {% elif remaining == 0 %}
                                                        <span class="badge bg-warning text-dark ms-1">{% translate "Expire ce mois-ci" %}</span>
                                                    {% else %}
                                                        <span class="badge bg-secondary ms-1">{% blocktranslate with n=remaining|cut:"-" %}Expirée ({{ n }} mois){% endblocktranslate %}</span>
                                                    {% endif %}
                                                {% endif %}
                                                {% endwith %}
                                            {% else %}-{% endif %}
                                        </span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="number" class="form-control form-control-sm" value="{{ asset.warranty_duration|default:'' }}" min="0">
                                    </div>
                                </td>
                            </tr>
                            
                            <!-- Dernière inspection -->
                            <tr class="asset-editable-field" data-field="last_inspection_date" data-can-edit="{% if 'last_inspection_date' in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{% translate "Dernière inspection" %}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ asset.last_inspection_date|date:"d/m/Y"|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="date" class="form-control form-control-sm" value="{{ asset.last_inspection_date|date:'Y-m-d'|default:'' }}">
                                    </div>
                                </td>
                            </tr>
                            <!-- Champs spécifiques au type d'asset -->
                            {% get_asset_specific_fields asset as asset_specific_fields %}
                            {% if asset_specific_fields %}
                            <tr style="--bs-table-bg-type: transparent; --bs-table-bg-state: transparent;">
                                <td colspan="2" style="padding-top: 1.25rem; padding-bottom: 0;"></td>
                            </tr>
                            <!-- <tr>
                                <td colspan="2" class="p-0">
                                    <hr class="my-0" style="border-top: 2px solid #dee2e6; ">
                                </td>
                            </tr> -->
                            <tr class="table-light" style="--bs-table-bg-type: transparent; --bs-table-bg-state: transparent;">
                                <th colspan="2" class="text-muted" style="color: var(--brand-color) !important; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em;">
                                    {% translate "Attributs spécifiques" %}
                                </th>
                            </tr>
                            {% endif %}
                            {% for field in asset_specific_fields %}
                            <tr class="asset-editable-field" data-field="{{ field.name }}" data-can-edit="{% if field.name in allowed_update_fields %}true{% else %}false{% endif %}">
                                <th>{{ field.label }}</th>
                                <td>
                                    <div class="field-display">
                                        <span class="field-value">{{ field.display_value }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        {% if field.field_type == 'boolean' %}
                                        <select class="form-select form-select-sm">
                                            <option value="" {% if field.input_value == '' %}selected{% endif %}>---------</option>
                                            <option value="true" {% if field.input_value == 'true' %}selected{% endif %}>{% translate "Oui" %}</option>
                                            <option value="false" {% if field.input_value == 'false' %}selected{% endif %}>{% translate "Non" %}</option>
                                        </select>
                                        {% elif field.field_type == 'select' %}
                                        <select class="form-select form-select-sm">
                                            <option value="">---------</option>
                                            {% for choice_val, choice_label in field.choices %}
                                            <option value="{{ choice_val }}" {% if field.input_value == choice_val %}selected{% endif %}>{{ choice_label }}</option>
                                            {% endfor %}
                                        </select>
                                        {% elif field.field_type == 'number' %}
                                        <input type="number" step="any" class="form-control form-control-sm" value="{{ field.input_value }}">
                                        {% elif field.field_type == 'date' %}
                                        <input type="date" class="form-control form-control-sm" value="{{ field.input_value }}">
                                        {% elif field.field_type == 'textarea' %}
                                        <textarea class="form-control form-control-sm" rows="3">{{ field.input_value }}</textarea>
                                        {% else %}
                                        <input type="text" class="form-control form-control-sm" value="{{ field.input_value }}">
                                        {% endif %}
                                    </div>
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>
            </div>

            <!-- Documents associés -->
            {% asset_documents asset %}

            <!-- Blocs supplémentaires (extensible par les templates spécifiques) -->
            {% block extra_blocks %}{% endblock extra_blocks %}

            <!-- Panneau de gestion des permissions (admins uniquement) -->
            {% if is_admin and content_type %}
            <div class="card mb-3">
                <div class="card-header bg-light">
                    <div class="d-flex align-items-center justify-content-between" role="button"
                         data-bs-toggle="collapse" data-bs-target="#permissions-panel-collapse"
                         aria-expanded="false" aria-controls="permissions-panel-collapse"
                         style="cursor:pointer;"
                         id="permissions-panel-header">
                        <h5 class="mb-0">
                            <i class="bi bi-shield-lock me-2"></i>{% translate "Permissions spécifiques" %}
                        </h5>
                        <div class="d-flex align-items-center gap-2">
                            <a href="{% url 'assets:asset_type_permissions_page' content_type.pk %}"
                               class="btn btn-outline-secondary btn-sm"
                               title="{% translate 'Voir tous les accès pour ce type' %}"
                               onclick="event.stopPropagation();">
                                <i class="bi bi-list-ul me-1"></i>{% translate "Vue par type" %}
                            </a>
                            <i class="bi bi-chevron-down"></i>
                        </div>
                    </div>
                </div>
                <div class="collapse" id="permissions-panel-collapse">
                    <div class="card-body p-0" id="permissions-panel-body"
                         data-load-url="{% url 'assets:asset_permissions_panel' content_type.pk asset.pk %}">
                        <div class="p-3 text-muted" id="permissions-panel-loading">
                            <span class="spinner-border spinner-border-sm me-2" role="status"></span>
                            {% translate "Chargement des permissions…" %}
                        </div>
                    </div>
                </div>
            </div>
            <script>
            (function(){
                var loaded = false;
                var collapse = document.getElementById('permissions-panel-collapse');
                if (!collapse) return;
                collapse.addEventListener('show.bs.collapse', function(){
                    if (loaded) return;
                    loaded = true;
                    var body = document.getElementById('permissions-panel-body');
                    var url = body.getAttribute('data-load-url');
                    fetch(url, {headers: {'X-Requested-With': 'XMLHttpRequest'}})
                        .then(function(r){ return r.text(); })
                        .then(function(html){ body.innerHTML = html; })
                        .catch(function(){ body.innerHTML = '<p class="p-3 text-danger">{% translate "Erreur lors du chargement." %}</p>'; });
                });
            })();
            </script>
            {% endif %}

            <!-- Assets liés (parents puis enfants) -->
            {% get_asset_parents asset as parent_groups %}
            {% get_asset_children_tree asset as children_tree %}
            {% if parent_groups or children_tree or allowed_update_fields %}
            <div class="card mb-3" id="linked-assets-card">
                <div class="card-header bg-light d-flex align-items-center justify-content-between">
                    <h5 class="mb-0">{% translate "Assets liés" %}</h5>
                    {% if allowed_update_fields %}
                    <button type="button"
                            class="btn btn-outline-secondary btn-sm d-none"
                            data-edit-mode-only="true"
                            id="open-link-asset-modal-btn"
                            title="{% translate 'Lier ou créer un asset' %}">
                        <i class="bi bi-plus-lg me-1"></i>{% translate "Lier / Créer" %}
                    </button>
                    {% endif %}
                </div>
                <div class="card-body pb-1" id="linked-assets-body">
                    {% if not parent_groups and not children_tree %}
                    <p class="text-muted small mb-2" id="no-linked-assets-msg">{% translate "Aucun asset lié." %}</p>
                    {% endif %}
                    {% include "assets/components/asset_children_tree.html" with children_tree=parent_groups editable=allowed_update_fields parent_model=asset_model parent_id=asset.id %}
                    {% include "assets/components/asset_children_tree.html" with children_tree=children_tree editable=allowed_update_fields parent_model=asset_model parent_id=asset.id %}
                </div>
            </div>
            {% endif %}

            <!-- Historique des remplacements -->
            {% if asset_replacements and asset_replacements|length > 1 %}
            <div class="card mb-3">
                <div class="card-header bg-light">
                    <h5 class="mb-0">{% translate "Historique des remplacements" %}</h5>
                </div>
                <div class="card-body">
                    <!-- Chaîne de remplacement visuelle -->
                    <div class="replacement-chain mb-4">
                        {% for replacement in asset_replacements %}
                            <div class="replacement-item d-inline-flex align-items-center me-2 mb-2">
                                <div class="replacement-badge {% if replacement.id == asset.id %}current{% endif %}">
                                    {% if thematic_code %}
                                        <a href="{% url 'assets:'|add:thematic_code|add:'_assets_detail' asset_model replacement.id %}" 
                                           class="text-decoration-none text-reset">
                                            <strong>{{ replacement.code }}</strong>
                                        </a>
                                    {% else %}
                                        <strong>{{ replacement.code }}</strong>
                                    {% endif %}
                                </div>
                                {% if not forloop.last %}
                                    <div class="replacement-arrow ms-2 me-2">
                                        <i class="bi bi-arrow-right"></i>
                                    </div>
                                {% endif %}
                            </div>
                        {% endfor %}
                    </div>

                    <!-- Tableau détaillé -->
                    <div class="table-responsive">
                        <table class="table table-sm table-striped mb-0 align-middle">
                            <thead class="table-light">
                                <tr>
                                    <th style="width: 20%;">{% translate "Code" %}</th>
                                    <th style="width: 15%;">{% translate "Statut" %}</th>
                                    <th style="width: 20%;">{% translate "Installé le" %}</th>
                                    <th style="width: 20%;">{% translate "Désinstallé le" %}</th>
                                    <th style="width: 25%;">{% translate "Durée" %}</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for replacement in asset_replacements %}
                                <tr {% if replacement.id == asset.id %}class="table-info fw-bold"{% endif %}>
                                    <td>
                                        {% if thematic_code %}
                                            <a href="{% url 'assets:'|add:thematic_code|add:'_assets_detail' asset_model replacement.id %}">
                                                {{ replacement.code }}
                                            </a>
                                        {% else %}
                                            {{ replacement.code }}
                                        {% endif %}
                                    </td>
                                    <td>
                                        {% if replacement.status == 'active' %}
                                            <span class="badge bg-success">{{ replacement.get_status_display }}</span>
                                        {% elif replacement.status == 'damaged' %}
                                            <span class="badge bg-warning">{{ replacement.get_status_display }}</span>
                                        {% elif replacement.status == 'to_replace' %}
                                            <span class="badge bg-danger">{{ replacement.get_status_display }}</span>
                                        {% elif replacement.status == 'removed' %}
                                            <span class="badge bg-secondary">{{ replacement.get_status_display }}</span>
                                        {% else %}
                                            <span class="badge bg-secondary">{{ replacement.get_status_display }}</span>
                                        {% endif %}
                                    </td>
                                    <td>{{ replacement.installation_date|date:"d/m/Y H:i"|default:"-" }}</td>
                                    <td>{{ replacement.uninstallation_date|date:"d/m/Y H:i"|default:"-" }}</td>
                                    <td>
                                        {% if replacement.installation_date and replacement.uninstallation_date %}
                                            {% with duration=replacement.uninstallation_date|timeuntil:replacement.installation_date %}
                                                <small class="text-muted">{{ duration }}</small>
                                            {% endwith %}
                                        {% elif replacement.installation_date %}
                                            <small class="text-muted">{% translate "En service" %}</small>
                                        {% else %}
                                            <small class="text-muted">-</small>
                                        {% endif %}
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
            {% endif %}
        </div>

        <!-- Colonne latérale : modèle et localisation -->
        <div class="{% if mobile_view %}col-12{% else %}col-md-4{% endif %}">
            <!-- Modèle associé -->
            {% asset_model_card asset %}

            <!-- Localisation associée -->
            {% asset_location_link asset %}
            
            <!-- Carte et géolocalisation -->
            <div class="card mb-3">
                <div class="card-header bg-light {% if mobile_view %}d-flex flex-column gap-2{% else %}d-flex justify-content-between align-items-center{% endif %}">
                    <h5 class="mb-0">{% translate "Géolocalisation" %}</h5>
                    {% if asset.lon and asset.lat %}
                    {% load l10n %}
                    <div class="d-flex gap-2{% if mobile_view %} w-100{% endif %}"{% if mobile_view %} style="justify-content: center;"{% endif %}>
                    <a href="https://www.google.com/maps/@{% localize off %}{{ asset.lat }},{{ asset.lon }}{% endlocalize %},18z?layer=c&cbll={% localize off %}{{ asset.lat }},{{ asset.lon }}{% endlocalize %}&cbp=0,0,0,0,0" 
                       target="_blank" 
                       class="btn btn-outline-primary btn-sm"
                       title="{% translate 'Voir sur Street View' %}">
                        <i class="bi bi-person-walking"></i> Street View
                    </a>
                    <a href="https://www.mapillary.com/app/?lat={% localize off %}{{ asset.lat }}{% endlocalize %}&lng={% localize off %}{{ asset.lon }}{% endlocalize %}&z=17" 
                       target="_blank" 
                       class="btn btn-outline-secondary btn-sm"
                       title="{% translate 'Voir sur Mapillary' %}">
                        <i class="bi bi-images"></i> Mapillary
                    </a>
                    </div>
                    {% endif %}
                </div>
                <div class="card-body p-0">
                    <!-- Carte MapLibre -->
                    <div id="asset-map" style="height: 400px; width: 100%;"></div>
                    
                    <!-- Coordonnées -->
                    <div class="p-3 border-top">
                        <div class="row">
                            <div class="col-6">
                                <div class="asset-editable-field" data-field="lon" data-can-edit="{% if 'lon' in allowed_update_fields %}true{% else %}false{% endif %}">
                                    <label class="small text-muted">{% translate "Longitude" %}:</label>
                                    <div class="field-display">
                                        <span class="field-value fw-medium">{{ asset.lon|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="number" step="0.000001" class="form-control form-control-sm" data-coordinate="lon" value="{{ lon_display|default:'' }}"></input>
                                    </div>
                                </div>
                            </div>
                            <div class="col-6">
                                <div class="asset-editable-field" data-field="lat" data-can-edit="{% if 'lat' in allowed_update_fields %}true{% else %}false{% endif %}">
                                    <label class="small text-muted">{% translate "Latitude" %}:</label>
                                    <div class="field-display">
                                        <span class="field-value fw-medium">{{ asset.lat|default:"-" }}</span>
                                    </div>
                                    <div class="field-edit d-none">
                                        <input type="number" step="0.000001" class="form-control form-control-sm" data-coordinate="lat" value="{{ lat_display|default:'' }}"></input>
                                    </div>
                                </div>
                            </div>
                        </div>
                        {% if asset.geom %}
                        <div class="mt-2">
                            <span id="geometry-display" class="badge bg-secondary">
                                {% if asset.geom.geom_type == 'Point' %}
                                    Point
                                {% elif asset.geom.geom_type == 'LineString' %}
                                    Ligne: {{ asset.geom.num_points }} points
                                {% elif asset.geom.geom_type == 'Polygon' %}
                                    Polygone: {{ asset.geom.num_points }} points
                                {% else %}
                                    {{ asset.geom.geom_type }}
                                {% endif %}
                            </span>
                        </div>
                        {% endif %}
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Interventions liées (pleine largeur) -->
    <div class="row mt-3">
        <div class="col-12">
            {% asset_interventions asset %}
        </div>
    </div>

    <!-- Inspections et contrôles liés (pleine largeur) -->
    <div class="row mt-3">
        <div class="col-12">
            {% asset_inspections asset %}
        </div>
    </div>

    <!-- Historique des modifications (plein largeur, en bas) -->
    <div class="row mt-3">
        <div class="col-12">
            {% include 'assets/components/asset_history.html' %}
        </div>
    </div>
</div>

<!-- Replace Asset Modal -->
{% if 'replace' in allowed_actions %}
<div class="modal fade asset-confirm-modal" id="replaceAssetModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">{% translate "Remplacer l'asset" %}</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <form class="replace-asset-form">
                <div class="modal-body">
                    <p>{% translate "L'asset actuel sera archivé et un nouvel asset sera créé." %}</p>
                    <p class="text-muted small">{% translate "Les noms (FR/NL) de l'ancien asset seront automatiquement copiés." %}</p>
                    
                    {% if asset_models %}
                    <div class="mb-3">
                        <label class="form-label">{% translate "Modèle du nouvel asset" %}</label>
                        <select name="new_model_id" class="form-select">
                            <option value="">{% translate "Garder le même modèle" %}</option>
                            {% for model in asset_models %}
                            <option value="{{ model.id }}">{{ model.get_name }}</option>
                            {% endfor %}
                        </select>
                    </div>
                    {% endif %}
                    
                    <div class="mb-3">
                        <label class="form-label">{% translate "Numéro de série" %} <small class="text-muted">({% translate "optionnel" %})</small></label>
                        <input type="text" name="serial_number" class="form-control" placeholder="{% translate 'Numéro de série' %}">
                    </div>
                    
                    <div class="mb-3">
                        <label class="form-label">{% translate "Marque" %} <small class="text-muted">({% translate "optionnel" %})</small></label>
                        <input type="text" name="brand" class="form-control" placeholder="{% translate 'Marque' %}">
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% translate "Annuler" %}</button>
                    <button type="submit" class="btn btn-warning">
                        <i class="bi bi-arrow-repeat"></i> {% translate "Remplacer" %}
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endif %}

<!-- Modal : Lier / Créer un asset lié -->
{% if allowed_update_fields %}
<div class="modal fade" id="linkAssetModal" tabindex="-1" aria-labelledby="linkAssetModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="linkAssetModalLabel">
                    <i class="bi bi-link-45deg me-2"></i>{% translate "Lier / Créer un asset" %}
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <!-- Step 1: Type selector -->
                <div id="link-asset-step-type">
                    <div class="mb-3">
                        <label class="form-label fw-semibold">{% translate "Type d'asset à lier" %}</label>
                        <select class="form-select" id="link-asset-type-select">
                            <option value="">{% translate "Chargement..." %}</option>
                        </select>
                    </div>
                    <div class="d-flex gap-2">
                        <button type="button" class="btn btn-outline-primary flex-fill" id="link-asset-tab-link">
                            <i class="bi bi-link-45deg me-1"></i>{% translate "Lier un asset existant" %}
                        </button>
                        <button type="button" class="btn btn-outline-success flex-fill" id="link-asset-tab-create">
                            <i class="bi bi-plus-circle me-1"></i>{% translate "Créer un nouvel asset" %}
                        </button>
                    </div>
                </div>

                <!-- Step 2a: Link existing -->
                <div id="link-asset-step-link" class="d-none mt-3">
                    <h6 class="text-primary"><i class="bi bi-link-45deg me-1"></i>{% translate "Lier un asset existant" %}</h6>
                    <div class="mb-3">
                        <label class="form-label">{% translate "Rechercher l'asset à lier" %}</label>
                        <input type="text" class="form-control" id="link-asset-search-input"
                               placeholder="{% translate 'Code ou nom...' %}" autocomplete="off">
                        <div id="link-asset-search-results" class="list-group mt-1" style="max-height:240px;overflow-y:auto;"></div>
                    </div>
                    <div id="link-asset-selected" class="alert alert-info d-none">
                        <i class="bi bi-check-circle me-1"></i>
                        <span id="link-asset-selected-label"></span>
                        <button type="button" class="btn-close float-end" id="link-asset-clear-selected"></button>
                    </div>
                    <div class="d-flex gap-2 mt-3">
                        <button type="button" class="btn btn-secondary" id="link-asset-back-btn">
                            <i class="bi bi-arrow-left"></i> {% translate "Retour" %}
                        </button>
                        <button type="button" class="btn btn-primary ms-auto" id="link-asset-confirm-btn" disabled>
                            <i class="bi bi-link-45deg me-1"></i>{% translate "Lier" %}
                        </button>
                    </div>
                </div>

                <!-- Step 2b: Create new -->
                <div id="link-asset-step-create" class="d-none mt-3">
                    <h6 class="text-success"><i class="bi bi-plus-circle me-1"></i>{% translate "Créer un nouvel asset" %}</h6>
                    <p class="text-muted small">{% translate "Un nouvel asset sera créé et lié automatiquement à cet asset parent." %}</p>
                    <div id="link-asset-create-form">
                        <!-- Dynamic form fields rendered by JS -->
                    </div>
                    <div class="d-flex gap-2 mt-3">
                        <button type="button" class="btn btn-secondary" id="link-asset-create-back-btn">
                            <i class="bi bi-arrow-left"></i> {% translate "Retour" %}
                        </button>
                        <button type="button" class="btn btn-success ms-auto" id="link-asset-create-confirm-btn">
                            <i class="bi bi-plus-circle me-1"></i>{% translate "Créer et lier" %}
                        </button>
                    </div>
                </div>

                <!-- Spinner -->
                <div id="link-asset-spinner" class="text-center mt-3 d-none">
                    <div class="spinner-border text-primary" role="status"></div>
                </div>
                <!-- Error -->
                <div id="link-asset-error" class="alert alert-danger mt-3 d-none"></div>
            </div>
        </div>
    </div>
</div>

<script>
(function () {
    'use strict';

    const assetContainer = document.getElementById('asset-detail-container');
    const PARENT_MODEL = assetContainer ? assetContainer.dataset.assetModel : '';
    const PARENT_ID    = assetContainer ? assetContainer.dataset.assetId    : '';
    const BASE_URL     = '/assets/';

    /* ------------------------------------------------------------------ */
    /*  Modal state                                                         */
    /* ------------------------------------------------------------------ */
    let selectedChildType = null;  // {model_name, field_on_child|field_name, verbose_name, is_parent}
    let selectedChildAsset = null; // {id, code}

    const modal           = document.getElementById('linkAssetModal');
    const typeSelect      = document.getElementById('link-asset-type-select');
    const btnTabLink      = document.getElementById('link-asset-tab-link');
    const btnTabCreate    = document.getElementById('link-asset-tab-create');
    const stepType        = document.getElementById('link-asset-step-type');
    const stepLink        = document.getElementById('link-asset-step-link');
    const stepCreate      = document.getElementById('link-asset-step-create');
    const searchInput     = document.getElementById('link-asset-search-input');
    const searchResults   = document.getElementById('link-asset-search-results');
    const selectedBox     = document.getElementById('link-asset-selected');
    const selectedLabel   = document.getElementById('link-asset-selected-label');
    const clearSelected   = document.getElementById('link-asset-clear-selected');
    const confirmLink     = document.getElementById('link-asset-confirm-btn');
    const backFromLink    = document.getElementById('link-asset-back-btn');
    const backFromCreate  = document.getElementById('link-asset-create-back-btn');
    const confirmCreate   = document.getElementById('link-asset-create-confirm-btn');
    const spinner         = document.getElementById('link-asset-spinner');
    const errorBox        = document.getElementById('link-asset-error');
    const openBtn         = document.getElementById('open-link-asset-modal-btn');

    /* ------------------------------------------------------------------ */
    /*  Helpers                                                             */
    /* ------------------------------------------------------------------ */
    function getCsrfToken() {
        const m = document.cookie.match(/csrftoken=([^;]+)/);
        return m ? m[1] : '';
    }

    function showSpinner(on) {
        spinner.classList.toggle('d-none', !on);
    }

    function showError(msg) {
        errorBox.textContent = msg;
        errorBox.classList.remove('d-none');
    }

    function clearError() {
        errorBox.classList.add('d-none');
        errorBox.textContent = '';
    }

    function resetModal() {
        selectedChildType  = null;
        selectedChildAsset = null;
        childFormFields    = [];
        stepType.classList.remove('d-none');
        stepLink.classList.add('d-none');
        stepCreate.classList.add('d-none');
        searchInput.value = '';
        searchResults.innerHTML = '';
        selectedBox.classList.add('d-none');
        confirmLink.disabled = true;
        const formContainer = document.getElementById('link-asset-create-form');
        if (formContainer) formContainer.innerHTML = '';
        clearError();
        showSpinner(false);
    }

    /* ------------------------------------------------------------------ */
    /*  Load child types from API                                           */
    /* ------------------------------------------------------------------ */
    async function loadChildTypes() {
        typeSelect.innerHTML = '<option value="">Chargement...</option>';
        try {
            const resp = await fetch(`${BASE_URL}${PARENT_MODEL}/${PARENT_ID}/linked-types/`);
            const data = await resp.json();
            if (!data.success) throw new Error(data.error || 'Erreur');
            typeSelect.innerHTML = '<option value="">— Sélectionner un type —</option>';

            const childTypes = data.child_types || [];
            const parentTypes = data.parent_types || [];

            if (childTypes.length > 0) {
                const grpChild = document.createElement('optgroup');
                grpChild.label = '{% translate "Assets enfants" %}';
                childTypes.forEach(ct => {
                    const opt = document.createElement('option');
                    opt.value = JSON.stringify({
                        model_name: ct.model_name,
                        field_on_child: ct.field_on_child,
                        verbose_name: ct.verbose_name,
                        is_parent: false
                    });
                    opt.textContent = ct.verbose_name_plural;
                    grpChild.appendChild(opt);
                });
                typeSelect.appendChild(grpChild);
            }

            if (parentTypes.length > 0) {
                const grpParent = document.createElement('optgroup');
                grpParent.label = '{% translate "Assets parents" %}';
                parentTypes.forEach(pt => {
                    const opt = document.createElement('option');
                    opt.value = JSON.stringify({
                        model_name: pt.model_name,
                        field_name: pt.field_name,
                        verbose_name: pt.verbose_name,
                        current_id: pt.current_id,
                        current_code: pt.current_code,
                        is_parent: true
                    });
                    // Show current parent code if set
                    opt.textContent = pt.verbose_name + (pt.current_code ? ' (actuel : ' + pt.current_code + ')' : '');
                    grpParent.appendChild(opt);
                });
                typeSelect.appendChild(grpParent);
            }

            if (typeSelect.options.length === 1) {
                typeSelect.innerHTML = '<option value="">Aucun type disponible</option>';
                btnTabLink.disabled = true;
                btnTabCreate.disabled = true;
            }
        } catch(e) {
            typeSelect.innerHTML = '<option value="">Erreur de chargement</option>';
        }
    }

    // Show/hide the "Create" button depending on whether a parent type is selected
    typeSelect.addEventListener('change', () => {
        const t = getSelectedType();
        if (t && t.is_parent) {
            btnTabCreate.classList.add('d-none');
        } else {
            btnTabCreate.classList.remove('d-none');
        }
    });

    /* ------------------------------------------------------------------ */
    /*  Open modal entry point                                              */
    /* ------------------------------------------------------------------ */
    if (openBtn) {
        openBtn.addEventListener('click', () => {
            resetModal();
            loadChildTypes();
            new bootstrap.Modal(modal).show();
        });
    }

    // Also listen for per-group "add" buttons (rendered in asset_children_tree)
    document.addEventListener('click', function(e) {
        const btn = e.target.closest('[data-action="add-linked-asset"]');
        if (!btn) return;
        resetModal();
        loadChildTypes().then(() => {
            // Pre-select the type for this group
            const childModel      = btn.dataset.childModel;
            const fieldOnChild    = btn.dataset.fieldOnChild;
            for (const opt of typeSelect.options) {
                if (!opt.value) continue;
                const parsed = JSON.parse(opt.value);
                if (parsed.model_name === childModel && parsed.field_on_child === fieldOnChild) {
                    typeSelect.value = opt.value;
                    break;
                }
            }
        });
        new bootstrap.Modal(modal).show();
    });

    // Listen for per-group "set parent" buttons
    document.addEventListener('click', function(e) {
        const btn = e.target.closest('[data-action="set-parent-asset"]');
        if (!btn) return;
        resetModal();
        const fieldName       = btn.dataset.fieldName;
        const parentModelName = btn.dataset.parentModelName;
        loadChildTypes().then(() => {
            // Pre-select the matching parent type option
            for (const opt of typeSelect.options) {
                if (!opt.value) continue;
                try {
                    const parsed = JSON.parse(opt.value);
                    if (parsed.is_parent && parsed.field_name === fieldName && parsed.model_name === parentModelName) {
                        typeSelect.value = opt.value;
                        btnTabCreate.classList.add('d-none');
                        // Jump straight to the link step
                        selectedChildType = parsed;
                        const searchLabel = stepLink.querySelector('label');
                        if (searchLabel) searchLabel.textContent = `{% translate "Rechercher le parent à lier" %}`;
                        stepType.classList.add('d-none');
                        stepLink.classList.remove('d-none');
                        if (parsed.current_id) {
                            searchInput.value = parsed.current_code || '';
                            doSearch();
                        }
                        break;
                    }
                } catch(_e) {}
            }
        });
        new bootstrap.Modal(modal).show();
    });

    /* ------------------------------------------------------------------ */
    /*  Tab selection                                                       */
    /* ------------------------------------------------------------------ */
    function getSelectedType() {
        if (!typeSelect.value) return null;
        try { return JSON.parse(typeSelect.value); } catch(_e) { return null; }
    }

    btnTabLink.addEventListener('click', () => {
        selectedChildType = getSelectedType();
        if (!selectedChildType) { showError('Veuillez sélectionner un type d\'asset.'); return; }
        clearError();
        // Update search label to show it's a parent if needed
        const searchLabel = stepLink.querySelector('label');
        if (searchLabel) {
            searchLabel.textContent = selectedChildType.is_parent
                ? `{% translate "Rechercher le parent à lier" %}`
                : `{% translate "Rechercher l'asset à lier" %}`;
        }
        stepType.classList.add('d-none');
        stepLink.classList.remove('d-none');
        // Pre-fill search if there's an existing parent
        if (selectedChildType.is_parent && selectedChildType.current_id) {
            searchInput.value = selectedChildType.current_code || '';
            doSearch();
        }
    });

    btnTabCreate.addEventListener('click', async () => {
        selectedChildType = getSelectedType();
        if (!selectedChildType) { showError('Veuillez sélectionner un type d\'asset.'); return; }
        clearError();
        stepType.classList.add('d-none');
        stepCreate.classList.remove('d-none');
        showSpinner(true);
        await loadChildForm(selectedChildType.model_name);
        showSpinner(false);
    });

    backFromLink.addEventListener('click', () => {
        stepLink.classList.add('d-none');
        stepType.classList.remove('d-none');
        clearError();
    });

    backFromCreate.addEventListener('click', () => {
        stepCreate.classList.add('d-none');
        stepType.classList.remove('d-none');
        clearError();
    });

    /* ------------------------------------------------------------------ */
    /*  Search autocomplete                                                 */
    /* ------------------------------------------------------------------ */
    let searchTimer = null;
    searchInput.addEventListener('input', () => {
        clearTimeout(searchTimer);
        searchTimer = setTimeout(doSearch, 300);
    });
    searchInput.addEventListener('focus', () => {
        clearTimeout(searchTimer);
        searchTimer = setTimeout(doSearch, 100);
    });

    async function doSearch() {
        if (!selectedChildType) return;
        const q = searchInput.value.trim();
        searchResults.innerHTML = '';
        try {
            let url;
            if (selectedChildType.is_parent) {
                // Search in the parent model; no field_on_child filter needed
                url = `${BASE_URL}api/search-assets/${selectedChildType.model_name}/?q=${encodeURIComponent(q)}&limit=10`;
            } else {
                url = `${BASE_URL}api/search-assets/${selectedChildType.model_name}/?q=${encodeURIComponent(q)}&field_on_child=${encodeURIComponent(selectedChildType.field_on_child)}&parent_id=${PARENT_ID}`;
            }
            const resp = await fetch(url);
            const data = await resp.json();
            (data.results || []).forEach(r => {
                const item = document.createElement('button');
                item.type = 'button';
                item.className = 'list-group-item list-group-item-action py-1 px-2';
                item.innerHTML = `<strong>${r.code}</strong>${r.name ? ' — ' + r.name : ''}`;
                item.addEventListener('click', () => selectAsset(r));
                searchResults.appendChild(item);
            });
            if (!data.results || data.results.length === 0) {
                searchResults.innerHTML = '<div class="list-group-item text-muted small">Aucun résultat</div>';
            }
        } catch(e) {
            showError('Erreur lors de la recherche.');
        }
    }

    function selectAsset(r) {
        selectedChildAsset = r;
        selectedLabel.textContent = `${r.code}${r.name ? ' — ' + r.name : ''}`;
        selectedBox.classList.remove('d-none');
        confirmLink.disabled = false;
        searchResults.innerHTML = '';
        searchInput.value = '';
    }

    clearSelected.addEventListener('click', () => {
        selectedChildAsset = null;
        selectedBox.classList.add('d-none');
        confirmLink.disabled = true;
    });

    /* ------------------------------------------------------------------ */
    /*  Dynamic form: load fields + render                                 */
    /* ------------------------------------------------------------------ */
    let childFormFields = [];

    async function loadChildForm(modelName) {
        childFormFields = [];
        const container = document.getElementById('link-asset-create-form');
        container.innerHTML = '<p class="text-muted small">{% translate "Chargement du formulaire…" %}</p>';
        try {
            const url = `${BASE_URL}api/child-asset-form-fields/${modelName}/`
                      + `?field_on_child=${encodeURIComponent(selectedChildType.field_on_child)}`
                      + `&parent_model=${encodeURIComponent(PARENT_MODEL)}`
                      + `&parent_id=${encodeURIComponent(PARENT_ID)}`;
            const resp = await fetch(url);
            const data = await resp.json();
            childFormFields = data.fields || [];
            renderChildForm(container, childFormFields);
        } catch {
            container.innerHTML = '<p class="text-danger small">{% translate "Erreur lors du chargement du formulaire." %}</p>';
        }
    }

    function renderChildForm(container, fields) {
        container.innerHTML = '';
        if (fields.length === 0) {
            container.innerHTML = '<p class="text-muted small">{% translate "Aucun champ supplémentaire requis." %}</p>';
            return;
        }
        fields.forEach(f => {
            const wrap = document.createElement('div');
            wrap.className = 'mb-2';

            const lbl = document.createElement('label');
            lbl.className = 'form-label small mb-1';
            lbl.setAttribute('for', 'child-field-' + f.name);
            lbl.textContent = f.label;
            if (f.required) {
                const star = document.createElement('span');
                star.className = 'text-danger ms-1';
                star.textContent = '*';
                lbl.appendChild(star);
            }
            wrap.appendChild(lbl);

            let input;
            if (f.type === 'fk' || f.type === 'choice') {
                input = document.createElement('select');
                input.className = 'form-select form-select-sm';
                const blank = document.createElement('option');
                blank.value = '';
                blank.textContent = f.required ? '{% translate "— Sélectionner —" %}' : '{% translate "— Aucun —" %}';
                input.appendChild(blank);
                (f.choices || []).forEach(c => {
                    const opt = document.createElement('option');
                    opt.value = c.id;
                    opt.textContent = c.label;
                    input.appendChild(opt);
                });
                if (f.prefill != null) {
                    input.value = String(f.prefill);
                    // If the value wasn't matched (prefill not in choices), reset to blank
                    if (input.value !== String(f.prefill)) input.value = '';
                }
            } else if (f.type === 'boolean') {
                const checkWrap = document.createElement('div');
                checkWrap.className = 'form-check';
                input = document.createElement('input');
                input.type = 'checkbox';
                input.className = 'form-check-input';
                input.checked = !!f.prefill;
                checkWrap.appendChild(input);
                wrap.appendChild(checkWrap);
                input.id = 'child-field-' + f.name;
                input.name = f.name;
                lbl.setAttribute('for', 'child-field-' + f.name);
                container.appendChild(wrap);
                return;
            } else if (f.type === 'datetime') {
                input = document.createElement('input');
                input.type = 'datetime-local';
                input.className = 'form-control form-control-sm';
            } else if (f.type === 'number') {
                input = document.createElement('input');
                input.type = 'number';
                input.className = 'form-control form-control-sm';
            } else {
                input = document.createElement('input');
                input.type = 'text';
                input.className = 'form-control form-control-sm';
                if (f.prefill != null) input.value = f.prefill;
            }

            input.id = 'child-field-' + f.name;
            input.name = f.name;
            if (f.required) {
                input.required = true;
                input.dataset.fieldLabel = f.label;
            }
            wrap.appendChild(input);
            container.appendChild(wrap);
        });
    }

    function collectChildFormData() {
        const container = document.getElementById('link-asset-create-form');
        const data = {};
        container.querySelectorAll('[name]').forEach(el => {
            const name = el.name;
            if (el.type === 'checkbox') {
                data[name] = el.checked;
            } else if (el.value !== '') {
                data[name] = (el.tagName === 'SELECT' || el.type === 'number')
                    ? (isNaN(Number(el.value)) ? el.value : Number(el.value))
                    : el.value;
            }
        });
        return data;
    }

    function validateChildForm() {
        const container = document.getElementById('link-asset-create-form');
        const missing = [];
        container.querySelectorAll('[required]').forEach(el => {
            el.classList.remove('is-invalid');
            if (!el.value) {
                el.classList.add('is-invalid');
                missing.push(el.dataset.fieldLabel || el.name);
            }
        });
        return missing;
    }

    /* ------------------------------------------------------------------ */
    /*  DOM helpers: add / remove linked asset rows without reload         */
    /* ------------------------------------------------------------------ */
    function _makeStatusBadge(status) {
        const labels = {
            active: '{% translate "Actif" %}',
            damaged: '{% translate "Endommagé" %}',
            to_replace: '{% translate "A remplacer" %}',
            removed: '{% translate "Enlevé" %}',
        };
        const classes = {
            active: 'bg-success', damaged: 'bg-warning',
            to_replace: 'bg-danger', removed: 'bg-secondary',
        };
        const cls = classes[status] || 'bg-secondary';
        const lbl = labels[status] || status;
        return `<span class="badge ${cls} ms-1" style="font-size:0.65rem;">${lbl}</span>`;
    }

    function appendLinkedAssetRow(childModelName, fieldOnChild, childId, childCode, childName, childUrl) {
        // Find the group card matching this child type + field
        const card = document.querySelector(
            `.card[data-group-model="${childModelName}"][data-field-on-child="${fieldOnChild}"]`
        );

        const li = document.createElement('li');
        li.className = 'list-group-item py-2 px-3';
        li.dataset.itemId    = childId;
        li.dataset.itemModel = childModelName;
        li.dataset.itemField = fieldOnChild;

        const codeHtml = childUrl
            ? `<a href="${childUrl}" class="fw-medium text-decoration-none">${childCode}</a>`
            : `<span class="fw-medium">${childCode}</span>`;
        const nameHtml = childName ? `<small class="text-muted">${childName}</small>` : '';
        const badge    = _makeStatusBadge('active');

        li.innerHTML = `
            <div class="d-flex align-items-start gap-2">
                <div class="flex-grow-1">
                    <div>${codeHtml}${badge}</div>
                    ${nameHtml}
                </div>
                <button type="button"
                        class="btn btn-outline-danger btn-sm py-0 px-1 flex-shrink-0"
                        data-edit-mode-only="true"
                        data-action="unlink-child-asset"
                        data-child-model="${childModelName}"
                        data-child-id="${childId}"
                        data-field-on-child="${fieldOnChild}"
                        data-parent-model="${PARENT_MODEL}"
                        data-parent-id="${PARENT_ID}"
                        title="{% translate 'Délier cet asset' %}">
                    <i class="bi bi-x-lg" style="font-size:0.7rem;"></i>
                </button>
            </div>`;

        if (card) {
            // Add the row to the existing group
            const ul = card.querySelector('ul.list-group');
            ul.appendChild(li);
            // Update the count badge
            const badge = card.querySelector('.badge.bg-secondary');
            if (badge) badge.textContent = ul.querySelectorAll('li').length;
        } else {
            // Group doesn't exist yet — create a new card
            const body = document.getElementById('linked-assets-body');
            const newCard = document.createElement('div');
            newCard.className = 'card border mb-2';
            newCard.dataset.groupModel       = childModelName;
            newCard.dataset.groupIsParent    = 'false';
            newCard.dataset.fieldOnChild     = fieldOnChild;
            newCard.innerHTML = `
                <div class="card-header py-2 bg-light d-flex align-items-center gap-2">
                    <i class="bi bi-diagram-2 text-muted small"></i>
                    <h6 class="mb-0 small fw-semibold">${childModelName}</h6>
                    <span class="badge bg-secondary ms-auto">1</span>
                    <button type="button"
                            class="btn btn-outline-secondary btn-sm"
                            data-edit-mode-only="true"
                            data-action="add-linked-asset"
                            data-child-model="${childModelName}"
                            data-field-on-child="${fieldOnChild}"
                            data-parent-model="${PARENT_MODEL}"
                            data-parent-id="${PARENT_ID}"
                            title="{% translate 'Lier un asset existant' %}">
                        <i class="bi bi-link-45deg"></i>
                    </button>
                </div>
                <ul class="list-group list-group-flush"></ul>`;
            newCard.querySelector('ul').appendChild(li);
            body.appendChild(newCard);
        }

        // Hide the "no linked assets" message if present
        const noMsg = document.getElementById('no-linked-assets-msg');
        if (noMsg) noMsg.classList.add('d-none');

        // Ensure new edit-mode-only buttons respect current edit state
        const editModeActive = document.body.dataset.editMode === 'true'
            || document.querySelector('[data-edit-mode-only]')?.classList.contains('d-none') === false;
        li.querySelectorAll('[data-edit-mode-only]').forEach(el => {
            if (!editModeActive) el.classList.add('d-none');
        });
    }

    function removeLinkedAssetRow(childModel, childId) {
        const li = document.querySelector(
            `.list-group-item[data-item-id="${childId}"][data-item-model="${childModel}"]`
        );
        if (!li) return;
        const ul   = li.closest('ul.list-group');
        const card = li.closest('.card[data-group-model]');
        li.remove();
        if (ul && card) {
            const remaining = ul.querySelectorAll('li').length;
            const badge = card.querySelector('.badge.bg-secondary');
            if (badge) badge.textContent = remaining;
            if (remaining === 0) card.remove();
        }
    }

    function removeLinkedParentRow(fieldName) {
        const card = document.querySelector(
            `.card[data-group-is-parent="true"][data-field-name="${fieldName}"]`
        );
        if (card) {
            card.remove();
        }
        const body = document.getElementById('linked-assets-body');
        if (body && body.querySelectorAll('.card').length === 0) {
            const noMsg = document.getElementById('no-linked-assets-msg');
            if (noMsg) noMsg.classList.remove('d-none');
        }
    }

    /* ------------------------------------------------------------------ */
    /*  Confirm: Link existing                                              */
    /* ------------------------------------------------------------------ */
    confirmLink.addEventListener('click', async () => {
        if (!selectedChildAsset || !selectedChildType) return;
        clearError();
        showSpinner(true);
        confirmLink.disabled = true;
        try {
            let resp, data;
            if (selectedChildType.is_parent) {
                // Set the parent FK on the current asset
                resp = await fetch(`${BASE_URL}${PARENT_MODEL}/${PARENT_ID}/set-parent/`, {
                    method: 'POST',
                    headers: {'Content-Type': 'application/json', 'X-CSRFToken': getCsrfToken()},
                    body: JSON.stringify({
                        field_name: selectedChildType.field_name,
                        parent_model: selectedChildType.model_name,
                        parent_id: selectedChildAsset.id,
                    })
                });
                data = await resp.json();
                if (data.success) {
                    bootstrap.Modal.getInstance(modal).hide();
                    updateParentRow(
                        selectedChildType.field_name, selectedChildType.model_name,
                        data.parent_id, data.parent_code, data.parent_name || '', data.parent_url
                    );
                } else {
                    showError(data.error || 'Erreur lors de la liaison.');
                    confirmLink.disabled = false;
                }
            } else {
                // Link child to this parent
                resp = await fetch(`${BASE_URL}${PARENT_MODEL}/${PARENT_ID}/link-child/`, {
                    method: 'POST',
                    headers: {'Content-Type': 'application/json', 'X-CSRFToken': getCsrfToken()},
                    body: JSON.stringify({
                        child_model: selectedChildType.model_name,
                        child_id: selectedChildAsset.id,
                        field_on_child: selectedChildType.field_on_child,
                    })
                });
                data = await resp.json();
                if (data.success) {
                    bootstrap.Modal.getInstance(modal).hide();
                    appendLinkedAssetRow(
                        data.child_model_name, data.field_on_child,
                        data.child_id, data.child_code, data.child_name || '', data.child_url
                    );
                } else {
                    showError(data.error || 'Erreur lors de la liaison.');
                    confirmLink.disabled = false;
                }
            }
        } catch(e) {
            showError('Erreur réseau.');
            confirmLink.disabled = false;
        } finally {
            showSpinner(false);
        }
    });

    /* ------------------------------------------------------------------ */
    /*  Confirm: Create and link                                            */
    /* ------------------------------------------------------------------ */
    confirmCreate.addEventListener('click', async () => {
        if (!selectedChildType) return;
        clearError();

        const missing = validateChildForm();
        if (missing.length > 0) {
            showError('{% translate "Champs obligatoires manquants" %} : ' + missing.join(', '));
            return;
        }

        showSpinner(true);
        confirmCreate.disabled = true;
        try {
            const body = {
                child_model: selectedChildType.model_name,
                field_on_child: selectedChildType.field_on_child,
                data: collectChildFormData(),
            };

            const resp = await fetch(`${BASE_URL}${PARENT_MODEL}/${PARENT_ID}/create-child/`, {
                method: 'POST',
                headers: {'Content-Type': 'application/json', 'X-CSRFToken': getCsrfToken()},
                body: JSON.stringify(body)
            });
            const data = await resp.json();
            if (data.success) {
                bootstrap.Modal.getInstance(modal).hide();
                appendLinkedAssetRow(
                    data.child_model_name, data.field_on_child,
                    data.child_id, data.child_code, data.child_name || '', data.child_url
                );
            } else {
                showError(data.error || 'Erreur lors de la création.');
                confirmCreate.disabled = false;
            }
        } catch(e) {
            showError('Erreur réseau.');
            confirmCreate.disabled = false;
        } finally {
            showSpinner(false);
        }
    });

    /* ------------------------------------------------------------------ */
    /*  Update parent row after set-parent                                 */
    /* ------------------------------------------------------------------ */
    function updateParentRow(fieldName, parentModelName, parentId, parentCode, parentName, parentUrl) {
        // Find the existing parent group card
        const card = document.querySelector(
            `.card[data-group-is-parent="true"][data-field-name="${fieldName}"]`
        );
        if (!card) return;

        const ul = card.querySelector('ul.list-group');
        if (!ul) return;

        // Clear existing item(s) and add the new one
        ul.innerHTML = '';

        const codeHtml = parentUrl
            ? `<a href="${parentUrl}" class="fw-medium text-decoration-none">${parentCode}</a>`
            : `<span class="fw-medium">${parentCode}</span>`;
        const nameHtml = parentName ? `<small class="text-muted">${parentName}</small>` : '';

        const li = document.createElement('li');
        li.className = 'list-group-item py-2 px-3';
        li.dataset.itemId    = parentId;
        li.dataset.itemModel = parentModelName;
        li.dataset.itemField = fieldName;
        li.innerHTML = `
            <div class="d-flex align-items-start gap-2">
                <div class="flex-grow-1">
                    <div>${codeHtml}</div>
                    ${nameHtml}
                </div>
            </div>`;
        ul.appendChild(li);

        // Update count badge
        const badge = card.querySelector('.badge.bg-secondary');
        if (badge) badge.textContent = 1;
    }

    /* ------------------------------------------------------------------ */
    /*  Unlink child asset                                                  */
    /* ------------------------------------------------------------------ */
    document.addEventListener('click', async function(e) {
        const btn = e.target.closest('[data-action="unlink-child-asset"]');
        if (!btn) return;
        if (!confirm('{% translate "Délier cet asset de son parent ?" %}')) return;

        const childModel   = btn.dataset.childModel;
        const childId      = btn.dataset.childId;
        const fieldOnChild = btn.dataset.fieldOnChild;
        const parentModel  = btn.dataset.parentModel;
        const parentId     = btn.dataset.parentId;

        try {
            const resp = await fetch(`${BASE_URL}${parentModel}/${parentId}/unlink-child/`, {
                method: 'POST',
                headers: {'Content-Type': 'application/json', 'X-CSRFToken': getCsrfToken()},
                body: JSON.stringify({
                    child_model: childModel,
                    child_id: parseInt(childId),
                    field_on_child: fieldOnChild,
                })
            });
            const data = await resp.json();
            if (data.success) {
                removeLinkedAssetRow(childModel, childId);
            } else {
                alert(data.error || 'Erreur lors de la déliason.');
            }
        } catch(e) {
            alert('Erreur réseau.');
        }
    });

    /*  Unlink parent asset                                                 */
    document.addEventListener('click', async function(e) {
        const btn = e.target.closest('[data-action="unlink-parent-asset"]');
        if (!btn) return;
        if (!confirm('{% translate "Délier cet asset de son parent ?" %}')) return;

        const fieldName = btn.dataset.fieldName;
        const parentModel = btn.dataset.parentModel;
        const parentId = btn.dataset.parentId;
        const childModel = btn.dataset.childModel;
        const childId = btn.dataset.childId;

        try {
            const resp = await fetch(`${BASE_URL}${childModel}/${childId}/set-parent/`, {
                method: 'POST',
                headers: {'Content-Type': 'application/json', 'X-CSRFToken': getCsrfToken()},
                body: JSON.stringify({
                    field_name: fieldName,
                    parent_model: parentModel,
                    parent_id: null,
                })
            });
            const data = await resp.json();
            if (data.success) {
                removeLinkedParentRow(fieldName);
            } else {
                alert(data.error || 'Erreur lors de la déliason.');
            }
        } catch(e) {
            alert('Erreur réseau.');
        }
    });

    /* ------------------------------------------------------------------ */
    /*  Reset modal on close                                                */
    /* ------------------------------------------------------------------ */
    if (modal) {
        modal.addEventListener('hidden.bs.modal', resetModal);
    }
})();
</script>
{% endif %}

{% if intersection_assets_geojson %}
{{ intersection_assets_geojson|json_script:"intersection-assets-geojson" }}
{% endif %}

{% if connection_lines_geojson %}
{{ connection_lines_geojson|json_script:"connection-lines-geojson" }}
{% endif %}

{% endblock content %}

{% block script %}
<!-- MapLibre GL 5.7.0 -->
<script src="{% static 'common/maplibre-gl.js' %}"></script>
<script src="{% static 'common/layer-switcher-control.js' %}"></script>
<script src="{% static 'assets/asset_cms_edit_mode.js' %}"></script>
<script src="{% static 'assets/asset_location_edit.js' %}"></script>
<!-- MapLibre map initialization for asset detail -->
<script src="{% static 'assets/asset_generic_map.js' %}"></script>
<!-- MapboxDraw for geometry editing (Point, LineString, Polygon) -->
<script src="{% static 'common/mapbox-gl-draw.js' %}"></script>
<script src="{% static 'assets/asset_geometry_edit.js' %}?v=1.1"></script>
{% endblock script %}

{% block extra_scripts %}
<!-- MapLibre GL 5.7.0 -->
<script src="{% static 'common/maplibre-gl.js' %}"></script>
<script src="{% static 'common/layer-switcher-control.js' %}"></script>
<script src="{% static 'assets/asset_cms_edit_mode.js' %}"></script>
<script src="{% static 'assets/asset_location_edit.js' %}"></script>
<!-- MapLibre map initialization for asset detail -->
<script src="{% static 'assets/asset_generic_map.js' %}"></script>
<!-- MapboxDraw for geometry editing (Point, LineString, Polygon) -->
<script src="{% static 'common/mapbox-gl-draw.js' %}"></script>
<script src="{% static 'assets/asset_geometry_edit.js' %}?v=1.1"></script>
{% endblock extra_scripts %}