{% extends "admin/change_form.html" %}
{% load i18n static traduction_tags %}

{% block extrahead %}
{{ block.super }}
{{ form.media }}
{# Summernote CSS pour les traductions #}
<link href="https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote-lite.min.css" rel="stylesheet">
<style>
    .translation-section {
        margin-top: 20px;
        clear: both;
    }
    .translation-section .card {
        border: 1px solid #dee2e6;
        border-radius: 8px;
        overflow: hidden;
    }
    .translation-section .card-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 15px 20px;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .translation-section .card-header h3 {
        margin: 0;
        font-size: 16px;
        font-weight: 600;
    }
    .translation-section .card-header .toggle-icon {
        font-size: 20px;
        transition: transform 0.3s;
    }
    .translation-section .card-header.collapsed .toggle-icon {
        transform: rotate(-90deg);
    }
    .translation-section .card-body {
        padding: 0;
        background: #fff;
    }
    .translation-section .card-body.collapsed {
        display: none;
    }
    .lang-tabs {
        display: flex;
        background: #f8f9fa;
        border-bottom: 2px solid #dee2e6;
        padding: 0;
        margin: 0;
        list-style: none;
        overflow-x: auto;
    }
    .lang-tabs li {
        margin: 0;
    }
    .lang-tabs .lang-tab {
        display: block;
        padding: 12px 24px;
        text-decoration: none;
        color: #666;
        font-weight: 500;
        border-bottom: 3px solid transparent;
        margin-bottom: -2px;
        transition: all 0.2s;
        white-space: nowrap;
    }
    .lang-tabs .lang-tab:hover {
        background: #e9ecef;
        color: #333;
    }
    .lang-tabs .lang-tab.active {
        color: #667eea;
        border-bottom-color: #667eea;
        background: #fff;
    }
    .lang-tabs .lang-tab .flag {
        margin-right: 6px;
        font-size: 14px;
    }
    .lang-tabs .lang-tab .default-badge {
        font-size: 10px;
        background: #667eea;
        color: white;
        padding: 2px 6px;
        border-radius: 10px;
        margin-left: 6px;
    }
    .lang-content {
        display: none;
        padding: 20px;
    }
    .lang-content.active {
        display: block;
    }
    .trans-field {
        margin-bottom: 20px;
    }
    .trans-field:last-child {
        margin-bottom: 0;
    }
    .trans-field label {
        display: block;
        font-weight: 600;
        margin-bottom: 8px;
        color: #333;
        font-size: 13px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    .trans-field .original-hint {
        background: #f0f4f8;
        padding: 10px 15px;
        border-radius: 6px;
        font-size: 13px;
        color: #555;
        margin-bottom: 10px;
        border-left: 4px solid #667eea;
    }
    .trans-field .original-hint strong {
        color: #333;
        display: block;
        margin-bottom: 4px;
        font-size: 11px;
        text-transform: uppercase;
    }
    .trans-field input[type="text"],
    .trans-field textarea {
        width: 100%;
        padding: 10px 14px;
        border: 1px solid #ced4da;
        border-radius: 6px;
        font-size: 14px;
        transition: border-color 0.2s, box-shadow 0.2s;
        box-sizing: border-box;
    }
    .trans-field textarea.translation-textarea {
        min-height: 100px;
        resize: vertical;
        font-family: inherit;
        line-height: 1.5;
    }
    .trans-field textarea.translation-wysiwyg {
        min-height: 150px;
        resize: vertical;
        font-family: inherit;
    }
    .trans-field input[type="text"]:focus,
    .trans-field textarea:focus {
        border-color: #667eea;
        outline: none;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
    }
    .no-languages-msg {
        padding: 30px;
        text-align: center;
        color: #666;
    }
    .no-languages-msg a {
        color: #667eea;
        text-decoration: none;
        font-weight: 500;
    }
    /* Summernote styles */
    .trans-field .note-editor {
        border: 1px solid #ced4da;
        border-radius: 6px;
        overflow: hidden;
    }
    .trans-field .note-editor.note-frame {
        border: 1px solid #ced4da;
    }
    .trans-field .note-editor .note-toolbar {
        background: #f8f9fa;
        border-bottom: 1px solid #dee2e6;
    }
    .trans-field .note-editor .note-editable {
        background: #fff;
        min-height: 150px;
    }
    .trans-field .note-editor .note-editable:focus {
        outline: none;
    }
    .trans-field .note-editor.note-frame:focus-within {
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
    }
</style>
{% endblock %}

{% block after_field_sets %}
{{ block.super }}

{% if is_translatable and languages %}
<div class="col-12 col-lg-9">
    <div class="translation-section">
        <div class="card">
            <div class="card-header" id="translation-header" onclick="toggleTranslations()">
                <h3>
                    <span class="toggle-icon">▼</span>
                    Traductions
                    <small style="font-weight: normal; opacity: 0.8; margin-left: 10px;">
                        ({{ languages|length }} langue{{ languages|length|pluralize }})
                    </small>
                </h3>
            </div>
            <div class="card-body" id="translation-body">
                {% if languages|length > 0 %}
                <ul class="lang-tabs" role="tablist">
                    {% for lang in languages %}
                    <li role="presentation">
                        <a href="#"
                        class="lang-tab {% if forloop.first %}active{% endif %}"
                        data-lang="{{ lang.code }}"
                        role="tab"
                        onclick="switchLangTab(event, '{{ lang.code }}')">
                            {% if lang.flag_code %}
                            <span class="flag">{{ lang.flag_code|upper }}</span>
                            {% endif %}
                            {{ lang.name }}
                            {% if lang.is_default %}<span class="default-badge">defaut</span>{% endif %}
                        </a>
                    </li>
                    {% endfor %}
                </ul>

                {% for lang in languages %}
                <div class="lang-content {% if forloop.first %}active{% endif %}"
                    id="lang-{{ lang.code }}"
                    role="tabpanel">
                    {% for field in translatable_fields %}
                    {% with field_type=field_types|get_item:field %}
                    <div class="trans-field" data-field-type="{{ field_type }}">
                        <label for="translation_{{ lang.code }}_{{ field }}">
                            {{ field|title|cut:"_" }}
                        </label>

                        {% if original %}
                        {% with orig_val=original|get_attr:field %}
                        {% if orig_val %}
                        <div class="original-hint">
                            <strong>Valeur originale:</strong>
                            {{ orig_val|truncatewords:40 }}
                        </div>
                        {% endif %}
                        {% endwith %}
                        {% endif %}

                        {% if field_type == 'summernote' %}
                        {# Summernote - WYSIWYG editor #}
                        <textarea name="translation_{{ lang.code }}_{{ field }}"
                                id="translation_{{ lang.code }}_{{ field }}"
                                class="translation-summernote"
                                placeholder="Traduction en {{ lang.name }}..."
                                rows="8">{% if translations %}{% with lang_trans=translations|get_item:lang.code %}{% if lang_trans %}{{ lang_trans|get_item:field|default:"" }}{% endif %}{% endwith %}{% endif %}</textarea>
                        {% elif field_type == 'textarea' %}
                        {# TextField - Simple textarea #}
                        <textarea name="translation_{{ lang.code }}_{{ field }}"
                                id="translation_{{ lang.code }}_{{ field }}"
                                class="translation-textarea"
                                placeholder="Traduction en {{ lang.name }}..."
                                rows="5">{% if translations %}{% with lang_trans=translations|get_item:lang.code %}{% if lang_trans %}{{ lang_trans|get_item:field|default:"" }}{% endif %}{% endwith %}{% endif %}</textarea>
                        {% else %}
                        {# CharField - Simple input #}
                        <input type="text"
                            name="translation_{{ lang.code }}_{{ field }}"
                            id="translation_{{ lang.code }}_{{ field }}"
                            placeholder="Traduction en {{ lang.name }}..."
                            value="{% if translations %}{% with lang_trans=translations|get_item:lang.code %}{% if lang_trans %}{{ lang_trans|get_item:field|default:"" }}{% endif %}{% endwith %}{% endif %}">
                        {% endif %}
                    </div>
                    {% endwith %}
                    {% endfor %}
                </div>
                {% endfor %}
                {% else %}
                <div class="no-languages-msg">
                    <p>Aucune langue configuree.</p>
                    <p><a href="{% url 'admin:traduction_language_add' %}">+ Ajouter une langue</a></p>
                </div>
                {% endif %}
            </div>
        </div>
    </div>
</div>
<script>
// Fonctions de base pour les onglets de traduction
function switchLangTab(event, langCode) {
    event.preventDefault();

    // Desactiver tous les onglets
    document.querySelectorAll('.lang-tabs .lang-tab').forEach(function(tab) {
        tab.classList.remove('active');
    });
    document.querySelectorAll('.lang-content').forEach(function(content) {
        content.classList.remove('active');
    });

    // Activer l'onglet selectionne
    event.currentTarget.classList.add('active');
    var langContent = document.getElementById('lang-' + langCode);
    langContent.classList.add('active');
}

function toggleTranslations() {
    var header = document.getElementById('translation-header');
    var body = document.getElementById('translation-body');

    if (body.classList.contains('collapsed')) {
        body.classList.remove('collapsed');
        header.classList.remove('collapsed');
    } else {
        body.classList.add('collapsed');
        header.classList.add('collapsed');
    }
}
</script>
{# Summernote JS - chargement dynamique apres jQuery #}
<script>
(function() {
    'use strict';

    // Variables globales pour Summernote traductions
    window.translationSummernoteInstances = window.translationSummernoteInstances || {};
    window.translationSummernoteLoaded = false;

    // Configuration Summernote pour les traductions
    window.translationSummernoteConfig = {
        height: 200,
        lang: 'fr-FR',
        toolbar: [
            ['style', ['style']],
            ['font', ['bold', 'italic', 'underline', 'clear']],
            ['para', ['ul', 'ol', 'paragraph']],
            ['insert', ['link']],
            ['view', ['codeview', 'help']]
        ],
        styleTags: ['p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6']
    };

    // Helper pour obtenir jQuery
    function getJQuery() {
        if (typeof jQuery !== 'undefined') return jQuery;
        if (typeof django !== 'undefined' && django.jQuery) return django.jQuery;
        return null;
    }

    // Charger un script dynamiquement
    function loadScript(src, callback) {
        var script = document.createElement('script');
        script.src = src;
        script.onload = callback;
        script.onerror = function() {
            console.error('[Summernote Translation] Failed to load:', src);
        };
        document.head.appendChild(script);
    }

    // Charger Summernote une fois jQuery disponible
    function loadSummernote(callback) {
        if (window.translationSummernoteLoaded) {
            callback();
            return;
        }

        var $ = getJQuery();
        if (!$) {
            console.log('[Summernote Translation] Waiting for jQuery...');
            setTimeout(function() { loadSummernote(callback); }, 200);
            return;
        }

        // Exposer jQuery globalement pour Summernote
        if (typeof window.jQuery === 'undefined') {
            window.jQuery = $;
            window.$ = $;
            console.log('[Summernote Translation] Exposed jQuery globally');
        }

        // Charger Summernote
        console.log('[Summernote Translation] Loading Summernote...');
        loadScript('https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote-lite.min.js', function() {
            console.log('[Summernote Translation] Summernote loaded, loading language...');
            loadScript('https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/lang/summernote-fr-FR.min.js', function() {
                console.log('[Summernote Translation] Language loaded');
                window.translationSummernoteLoaded = true;
                callback();
            });
        });
    }

    // Initialiser Summernote sur un textarea
    window.initTranslationSummernote = function(textarea) {
        if (!textarea) return;
        if (textarea.dataset.summernoteInitialized === 'true') return;

        var $ = getJQuery();
        if (!$ || typeof $.fn.summernote === 'undefined') {
            loadSummernote(function() {
                window.initTranslationSummernote(textarea);
            });
            return;
        }

        console.log('[Summernote Translation] Initializing:', textarea.id);
        textarea.dataset.summernoteInitialized = 'true';

        var $textarea = $(textarea);
        $textarea.summernote(window.translationSummernoteConfig);
        window.translationSummernoteInstances[textarea.id] = $textarea;
        console.log('[Summernote Translation] SUCCESS - Initialized:', textarea.id);
    };

    // Initialiser tous les Summernote dans un container
    window.initTranslationSummernotesInContainer = function(container) {
        if (!container) return;
        var textareas = container.querySelectorAll('.translation-summernote');
        console.log('[Summernote Translation] Found', textareas.length, 'textarea(s) to initialize');
        textareas.forEach(function(textarea) {
            window.initTranslationSummernote(textarea);
        });
    };

    // Synchroniser tous les Summernote avant soumission
    window.syncAllTranslationSummernotes = function() {
        console.log('[Summernote Translation] Syncing all instances before submit...');
        var $ = getJQuery();
        if (!$) return;

        Object.keys(window.translationSummernoteInstances).forEach(function(id) {
            var $textarea = window.translationSummernoteInstances[id];
            if ($textarea && $textarea.length) {
                try {
                    var content = $textarea.summernote('code');
                    $textarea.val(content);
                    console.log('[Summernote Translation] Synced:', id);
                } catch (e) {
                    console.log('[Summernote Translation] Error syncing:', id, e);
                }
            }
        });
    };

    // Initialisation principale
    function initAll() {
        console.log('[Summernote Translation] Starting initialization...');

        var activeTab = document.querySelector('.lang-content.active');
        if (activeTab) {
            console.log('[Summernote Translation] Found active tab, initializing...');
            window.initTranslationSummernotesInContainer(activeTab);
        }

        // Hook sur le formulaire
        var form = document.querySelector('#content-main form');
        if (form && !form.dataset.summernoteHooked) {
            form.dataset.summernoteHooked = 'true';
            form.addEventListener('submit', function() {
                window.syncAllTranslationSummernotes();
            });
            console.log('[Summernote Translation] Form submit hook installed');
        }
    }

    // Attendre jQuery puis charger Summernote et initialiser
    function waitAndInit() {
        loadSummernote(function() {
            initAll();
        });
    }

    // Lancer au chargement
    if (document.readyState === 'complete') {
        setTimeout(waitAndInit, 100);
    } else {
        window.addEventListener('load', function() {
            setTimeout(waitAndInit, 200);
        });
    }

    // Ecouter les changements d'onglet
    document.addEventListener('click', function(e) {
        var langTab = e.target.closest('.lang-tab');
        if (langTab) {
            var langCode = langTab.dataset.lang;
            if (langCode) {
                setTimeout(function() {
                    var langContent = document.getElementById('lang-' + langCode);
                    if (langContent) {
                        window.initTranslationSummernotesInContainer(langContent);
                    }
                }, 300);
            }
        }
    });

    // Ecouter l'ouverture de la section traductions
    document.addEventListener('click', function(e) {
        var header = e.target.closest('#translation-header');
        if (header) {
            setTimeout(function() {
                var body = document.getElementById('translation-body');
                if (body && !body.classList.contains('collapsed')) {
                    var activeTab = body.querySelector('.lang-content.active');
                    if (activeTab) {
                        window.initTranslationSummernotesInContainer(activeTab);
                    }
                }
            }, 300);
        }
    });
})();
</script>
{% endif %}
{% endblock %}