{% extends 'workflows/base_shell.html' %}
{% load static i18n %}

{% block title %}{% trans "Form Builder" %}{% endblock %}

{% block extra_css %}
<link rel="stylesheet" href="{% static 'workflows/css/form_builder.css' %}" />
{% endblock %}

{% block shell_body %}
{% include 'workflows/includes/app_header.html' with header_show_home=1 header_inside_shell=1 %}

    <section class="builder-hero">
      <div class="builder-hero-copy">
        <span class="builder-eyebrow">{% trans "Deployment Configuration" %}</span>
        <h1>{% trans "Form Builder" %}</h1>
      </div>
      <div class="builder-hero-actions">
        {% for key, label in form_types %}
          <a
            class="tab {% if form_type == key %}active{% endif %}"
            href="/admin-tools/form-builder/?form_type={{ key }}"
          >
            {{ label }}
          </a>
        {% endfor %}
        <button id="save-order" class="btn btn-primary" type="button">{% trans "Reihenfolge speichern" %}</button>
      </div>
    </section>

    {% include 'workflows/includes/messages.html' %}

    <div id="status-message" class="status" aria-live="polite"></div>

    <details class="builder-panel builder-accordion js-single-accordion" data-accordion-group="builder-panels" id="builder-structure" {% if active_panel == 'builder-structure' %}open{% endif %}>
      <summary class="builder-panel-summary">
        <div class="builder-panel-head">
          <div>
            <h2>{% trans "Struktur & Reihenfolge" %}</h2>
          </div>
          <span class="builder-panel-toggle">{% trans "Geöffnet" %}</span>
        </div>
      </summary>
      <div class="builder-panel-body">

      <div class="columns {% if columns|length == 1 %}single{% endif %}" id="builder-columns" data-form-type="{{ form_type }}">
        {% for column in columns %}
        <section class="column" data-column-key="{{ column.key }}">
          <div class="column-head">
            <h3>{{ column.title }}</h3>
            <span class="column-count">{% blocktrans trimmed with count=column.items|length %}{{ count }} Feld/Felder{% endblocktrans %}</span>
          </div>
          <div class="dropzone" data-column-key="{{ column.key }}">
            {% for item in column.items %}
            <article class="field-card" draggable="true" data-field-name="{{ item.field_name }}">
              <div class="field-main">
                <div class="field-label">{{ item.label }}</div>
                <div class="field-name">{{ item.field_name }}</div>
              </div>
              <div class="badges">
                {% if item.is_custom %}<span class="badge">{% trans "Eigen" %}</span>{% endif %}
                {% if item.locked %}<span class="badge locked">{% trans "Fix" %}</span>{% endif %}
                {% if not item.is_visible %}<span class="badge hidden">{% trans "Ausgeblendet" %}</span>{% endif %}
                {% if item.is_required %}<span class="badge required">{% trans "Pflicht" %}</span>{% endif %}
              </div>
            </article>
            {% endfor %}
          </div>
        </section>
        {% endfor %}
      </div>
      </div>
    </details>

    <details class="builder-panel builder-accordion js-single-accordion" data-accordion-group="builder-panels" id="builder-rules" {% if active_panel == 'builder-rules' %}open{% endif %}>
      <summary class="builder-panel-summary">
        <div class="builder-panel-head">
          <div>
            <h2>{% trans "Sichtbarkeit & Regeln" %}</h2>
          </div>
          <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
        </div>
      </summary>
      <div class="builder-panel-body">

      <div class="builder-stack-layout">
        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-rules-subpanels" {% if active_rules_panel == 'section-rules' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Abschnitte steuern" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
          <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
            {% csrf_token %}
            <div class="section-rule-grid" id="section-rule-grid">
              {% for section in section_rule_items %}
              <article
                class="section-rule-card{% if section.locked %} is-locked{% endif %}"
                data-section-key="{{ section.key }}"
              >
                <input type="hidden" name="section_order" value="{{ section.key }}" />
                <div class="section-rule-actions">
                  <button class="section-move-btn" type="button" data-move-section="up" aria-label="{% trans 'Nach oben' %}" title="{% trans 'Nach oben' %}">
                    <span aria-hidden="true">↑</span>
                  </button>
                  <button class="section-move-btn" type="button" data-move-section="down" aria-label="{% trans 'Nach unten' %}" title="{% trans 'Nach unten' %}">
                    <span aria-hidden="true">↓</span>
                  </button>
                </div>
                <div class="section-rule-copy">
                  <strong>{{ section.title }}</strong>
                  <span>{% blocktrans trimmed with count=section.field_count %}{{ count }} Feld/Felder in diesem Abschnitt.{% endblocktrans %}</span>
                </div>
                <div class="section-rule-toggle">
                  <label class="section-rule-checkbox">
                    <input
                      type="checkbox"
                      name="section_visible_{{ section.key }}"
                      {% if section.is_visible %}checked{% endif %}
                      {% if section.locked %}disabled{% endif %}
                    />
                  </label>
                  <span class="badge {% if section.is_visible %}required{% else %}hidden{% endif %}">
                    {% if section.locked %}{% trans "Fix" %}
                    {% elif section.is_visible %}{% trans "Sichtbar" %}
                    {% else %}{% trans "Ausgeblendet" %}{% endif %}
                  </span>
                </div>
              </article>
              {% endfor %}
            </div>
            <div class="options-actions">
              <button class="btn btn-primary" type="submit" name="builder_action" value="save_section_rules">{% trans "Abschnittsregeln speichern" %}</button>
            </div>
          </form>
          </div>
        </details>

        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-rules-subpanels" {% if active_rules_panel == 'field-rules' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Feldregeln verwalten" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
          <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
            {% csrf_token %}
            <div class="field-rule-groups">
              {% for group in field_rule_groups %}
              <section class="field-rule-group">
                <div class="field-rule-group-head">
                  <h3>{{ group.title }}</h3>
                  <span class="column-count">{% blocktrans trimmed with count=group.items|length %}{{ count }} Feld/Felder{% endblocktrans %}</span>
                </div>
                <div class="field-rule-list">
                  {% for item in group.items %}
                  <div class="field-rule-row">
                    <div class="field-rule-main">
                      <input type="hidden" name="field_rule_ids" value="{{ item.id }}" />
                      <strong>{{ item.label }}</strong>
                      <div class="mini">{{ item.field_name }}</div>
                    </div>
                    <label class="field-rule-control">
                      <span>{% trans "Sichtbar" %}</span>
                      <input type="checkbox" name="is_visible_{{ item.id }}" {% if item.is_visible %}checked{% endif %} {% if item.locked %}disabled{% endif %}/>
                    </label>
                    <label class="field-rule-control">
                      <span>{% trans "Pflicht" %}</span>
                      <select name="is_required_{{ item.id }}" {% if item.locked %}disabled{% endif %}>
                        <option value="" {% if item.is_required is None %}selected{% endif %}>{% trans "Standard" %}</option>
                        <option value="required" {% if item.is_required is True %}selected{% endif %}>{% trans "Pflicht" %}</option>
                        <option value="optional" {% if item.is_required is False %}selected{% endif %}>{% trans "Optional" %}</option>
                      </select>
                    </label>
                    <div class="field-rule-status">
                      {% if item.locked %}
                      <span class="badge locked">{% trans "Fix" %}</span>
                      {% elif not item.is_visible %}
                      <span class="badge hidden">{% trans "Ausgeblendet" %}</span>
                      {% elif item.is_required %}
                      <span class="badge required">{% trans "Pflicht" %}</span>
                      {% else %}
                      <span class="badge">{% trans "Flexibel" %}</span>
                      {% endif %}
                    </div>
                  </div>
                  {% empty %}
                  <div class="mini">{% trans "Keine Feldregeln verfügbar." %}</div>
                  {% endfor %}
                </div>
              </section>
              {% endfor %}
            </div>
            <div class="options-actions">
              <button class="btn btn-primary" type="submit" name="builder_action" value="save_field_rules">{% trans "Feldregeln speichern" %}</button>
            </div>
          </form>
          </div>
        </details>

        {% if form_type == 'onboarding' %}
        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-rules-subpanels" {% if active_rules_panel == 'conditional-rules' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Bedingte Logik" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
          <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
            {% csrf_token %}
            <div class="conditional-rule-grid">
              {% for item in conditional_rule_items %}
              <section class="conditional-rule-card">
                <div class="conditional-rule-head">
                  <div class="conditional-rule-head-main">
                    <span class="conditional-rule-eyebrow">{% trans "Sichtbarkeit" %}</span>
                    <h3>{{ item.title }}</h3>
                    {% if item.description %}
                    <p class="mini">{{ item.description }}</p>
                    {% endif %}
                  </div>
                  <label class="conditional-toggle">
                    <span>{% trans "Aktiv" %}</span>
                    <input type="checkbox" name="conditional_active_{{ item.target_key }}" {% if item.is_active %}checked{% endif %} />
                  </label>
                </div>
                <div class="conditional-targets">
                  <span class="conditional-target-label">{% trans "Steuert" %}</span>
                  <div class="conditional-target-chips">
                    {% for field_name in item.target_fields %}
                    <span class="preview-chip">{{ field_name }}</span>
                    {% empty %}
                    <span class="mini">{% trans "Keine Ziel-Felder." %}</span>
                    {% endfor %}
                  </div>
                </div>
                <div class="conditional-clause-list">
                  {% with first_clause=item.clauses.0 second_clause=item.clauses.1 %}
                  <div class="conditional-clause-row">
                    <div class="conditional-clause-index">
                      {% trans "Wenn" %}
                    </div>
                    <label class="conditional-clause-control conditional-clause-field">
                      <span>{% trans "Feld" %}</span>
                      <select name="conditional_field_{{ item.target_key }}_0">
                        <option value="">{% trans "Keine" %}</option>
                        {% for value, label in item.field_choices %}
                        <option value="{{ value }}" {% if first_clause.field == value %}selected{% endif %}>{{ label }}</option>
                        {% endfor %}
                      </select>
                    </label>
                    <label class="conditional-clause-control conditional-clause-operator">
                      <span>{% trans "Operator" %}</span>
                      <select name="conditional_operator_{{ item.target_key }}_0">
                        {% for value, label in item.operator_choices %}
                        <option value="{{ value }}" {% if first_clause.operator == value %}selected{% endif %}>{{ label }}</option>
                        {% endfor %}
                      </select>
                    </label>
                    <label class="conditional-clause-control conditional-clause-value">
                      <span>{% trans "Wert" %}</span>
                      <input type="text" name="conditional_value_{{ item.target_key }}_0" value="{{ first_clause.value }}" {% if first_clause.operator == 'checked' %}placeholder="{% trans 'wird ignoriert' %}"{% endif %} />
                    </label>
                  </div>
                  <details class="conditional-extra-clause" {% if second_clause.field %}open{% endif %}>
                    <summary>{% trans "Zusätzliche Bedingung" %}</summary>
                    <div class="conditional-clause-row conditional-clause-row-secondary">
                      <div class="conditional-clause-index">
                        {% trans "Und" %}
                      </div>
                      <label class="conditional-clause-control conditional-clause-field">
                        <span>{% trans "Feld" %}</span>
                        <select name="conditional_field_{{ item.target_key }}_1">
                          <option value="">{% trans "Keine" %}</option>
                          {% for value, label in item.field_choices %}
                          <option value="{{ value }}" {% if second_clause.field == value %}selected{% endif %}>{{ label }}</option>
                          {% endfor %}
                        </select>
                      </label>
                      <label class="conditional-clause-control conditional-clause-operator">
                        <span>{% trans "Operator" %}</span>
                        <select name="conditional_operator_{{ item.target_key }}_1">
                          {% for value, label in item.operator_choices %}
                          <option value="{{ value }}" {% if second_clause.operator == value %}selected{% endif %}>{{ label }}</option>
                          {% endfor %}
                        </select>
                      </label>
                      <label class="conditional-clause-control conditional-clause-value">
                        <span>{% trans "Wert" %}</span>
                        <input type="text" name="conditional_value_{{ item.target_key }}_1" value="{{ second_clause.value }}" {% if second_clause.operator == 'checked' %}placeholder="{% trans 'wird ignoriert' %}"{% endif %} />
                      </label>
                    </div>
                  </details>
                  {% endwith %}
                </div>
              </section>
              {% endfor %}
            </div>
            <div class="options-actions">
              <button class="btn btn-primary" type="submit" name="builder_action" value="save_conditional_rules">{% trans "Bedingte Logik speichern" %}</button>
            </div>
          </form>
          </div>
        </details>
        {% endif %}
      </div>
      </div>
    </details>

    <details class="builder-panel builder-accordion js-single-accordion" data-accordion-group="builder-panels" id="builder-content" {% if active_panel == 'builder-content' %}open{% endif %}>
      <summary class="builder-panel-summary">
        <div class="builder-panel-head">
          <div>
            <h2>{% trans "Optionen & Texte" %}</h2>
          </div>
          <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
        </div>
      </summary>
      <div class="builder-panel-body">

      <div class="builder-stack-layout">
        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-content-subpanels" {% if active_subpanel == 'options' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Optionen verwalten" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
            <div class="options-head options-head-inline">
              <form class="category-switch" method="get" action="/admin-tools/form-builder/">
                <input type="hidden" name="form_type" value="{{ form_type }}" />
                <input type="hidden" name="anchor" value="builder-content" />
                <input type="hidden" name="panel" value="builder-content" />
                <input type="hidden" name="subpanel" value="options" />
                <label for="option_category">{% trans "Kategorie" %}</label>
                <select id="option_category" name="option_category" onchange="this.form.submit()">
                  {% for value, label in option_categories %}
                  <option value="{{ value }}" {% if value == selected_option_category %}selected{% endif %}>{{ label }}</option>
                  {% endfor %}
                </select>
              </form>
            </div>

            <form class="add-option-form" method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <input type="hidden" name="builder_action" value="add_option" />
              <input type="hidden" name="category" value="{{ selected_option_category }}" />
              <input type="text" name="label" placeholder="{% trans 'Label (DE)' %}" required />
              <input type="text" name="label_en" placeholder="{% trans 'Label (EN, optional)' %}" />
              <input type="text" name="value" placeholder="{% trans 'Technischer Wert (optional)' %}" />
              <button class="btn btn-primary" type="submit">{% trans "Option hinzufügen" %}</button>
            </form>

            <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <div class="option-table-wrap">
                <table class="option-table">
                  <thead>
                    <tr>
                      <th>{% trans "Sortierung" %}</th>
                      <th>{% trans "Label (DE)" %}</th>
                      <th>{% trans "Label (EN)" %}</th>
                      <th>Value</th>
                      <th>{% trans "Aktiv" %}</th>
                      <th>{% trans "Löschen" %}</th>
                    </tr>
                  </thead>
                  <tbody id="option-table-body">
                    {% for item in option_items %}
                    <tr class="option-row" draggable="true" data-option-row="1">
                      <td>
                        <input type="hidden" name="option_ids" value="{{ item.id }}" />
                        <span class="drag-handle" title="{% trans 'Ziehen zum Sortieren' %}">⋮⋮</span>
                      </td>
                      <td><input type="text" name="label_{{ item.id }}" value="{{ item.label }}" required /></td>
                      <td><input type="text" name="label_en_{{ item.id }}" value="{{ item.label_en }}" /></td>
                      <td><input type="text" name="value_{{ item.id }}" value="{{ item.value }}" /></td>
                      <td><input type="checkbox" name="active_{{ item.id }}" {% if item.is_active %}checked{% endif %} /></td>
                      <td>
                        <button class="btn btn-secondary" type="submit" name="delete_option_id" value="{{ item.id }}" data-confirm="{% trans 'Option wirklich löschen?' %}">{% trans "Löschen" %}</button>
                      </td>
                    </tr>
                    {% empty %}
                    <tr><td colspan="6">{% trans "Keine Optionen in dieser Kategorie." %}</td></tr>
                    {% endfor %}
                  </tbody>
                </table>
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit" name="builder_action" value="save_options">{% trans "Optionen speichern" %}</button>
              </div>
            </form>
          </div>
        </details>

        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-content-subpanels" {% if active_subpanel == 'field-texts' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Feldtexte verwalten" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
            <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <div class="option-table-wrap">
                <table class="option-table">
                  <thead>
                    <tr>
                      <th>{% trans "Feld" %}</th>
                      <th>{% trans "Label (DE)" %}</th>
                      <th>{% trans "Label (EN)" %}</th>
                      <th>{% trans "Hilfetext (DE)" %}</th>
                      <th>{% trans "Hilfetext (EN)" %}</th>
                    </tr>
                  </thead>
                  <tbody>
                    {% for group in field_text_groups %}
                    <tr class="option-table-group-row">
                      <th colspan="5">{{ group.title }}</th>
                    </tr>
                    {% for item in group.items %}
                    <tr>
                      <td>
                        <input type="hidden" name="field_ids" value="{{ item.id }}" />
                        <strong>{{ item.field_name }}</strong>
                      </td>
                      <td><input type="text" name="label_override_{{ item.id }}" value="{{ item.label_override }}" placeholder="{% trans 'Fallback: Standardlabel' %}" /></td>
                      <td><input type="text" name="label_override_en_{{ item.id }}" value="{{ item.label_override_en }}" placeholder="{% trans 'English label' %}" /></td>
                      <td><input type="text" name="help_text_override_{{ item.id }}" value="{{ item.help_text_override }}" placeholder="{% trans 'Optionaler Hilfetext' %}" /></td>
                      <td><input type="text" name="help_text_override_en_{{ item.id }}" value="{{ item.help_text_override_en }}" placeholder="{% trans 'Optional English help text' %}" /></td>
                    </tr>
                    {% empty %}
                    <tr><td colspan="5">{% trans "Keine Feldkonfigurationen verfügbar." %}</td></tr>
                    {% endfor %}
                    {% endfor %}
                  </tbody>
                </table>
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit" name="builder_action" value="save_field_texts">{% trans "Feldtexte speichern" %}</button>
              </div>
            </form>
          </div>
        </details>

        {% if form_type == 'onboarding' %}
        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-content-subpanels" {% if active_subpanel == 'custom-sections' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Eigene Abschnitte" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
            <form class="builder-entity-form" method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <input type="hidden" name="builder_action" value="add_custom_section" />
              <div class="builder-entity-head">
                <div>
                  <h3>{% trans "Abschnitt hinzufügen" %}</h3>
                  <p class="mini">{% trans "Erstellen Sie zusätzliche Bereiche für deployment-spezifische Informationen." %}</p>
                </div>
              </div>
              <div class="builder-entity-grid">
                <label class="builder-entity-control">
                  <span>{% trans "Titel (DE)" %}</span>
                  <input type="text" name="custom_section_title" required />
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Titel (EN)" %}</span>
                  <input type="text" name="custom_section_title_en" />
                </label>
                <label class="builder-entity-control builder-entity-control-narrow">
                  <span>{% trans "Sortierung" %}</span>
                  <input type="number" name="custom_section_sort_order" min="0" value="0" />
                </label>
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit">{% trans "Abschnitt hinzufügen" %}</button>
              </div>
            </form>

            <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <div class="builder-card-list">
                {% for item in custom_section_items %}
                <article class="builder-entity-card">
                  <input type="hidden" name="custom_section_ids" value="{{ item.id }}" />
                  <div class="builder-entity-card-head">
                    <div>
                      <strong>{{ item.title }}</strong>
                      <div class="entity-meta">{{ item.section_key }}</div>
                    </div>
                    <div class="builder-card-head-actions">
                      <label class="builder-switch">
                        <input type="checkbox" name="custom_section_is_active_{{ item.id }}" {% if item.is_active %}checked{% endif %} />
                        <span>{% trans "Aktiv" %}</span>
                      </label>
                      <button class="btn btn-secondary" type="submit" name="delete_custom_section_id" value="{{ item.id }}" data-confirm="{% trans 'Eigenen Abschnitt wirklich löschen? Zugehörige eigene Felder werden ebenfalls entfernt.' %}">{% trans "Löschen" %}</button>
                    </div>
                  </div>
                  <div class="builder-entity-grid">
                    <label class="builder-entity-control">
                      <span>{% trans "Titel (DE)" %}</span>
                      <input type="text" name="custom_section_title_{{ item.id }}" value="{{ item.title }}" required />
                    </label>
                    <label class="builder-entity-control">
                      <span>{% trans "Titel (EN)" %}</span>
                      <input type="text" name="custom_section_title_en_{{ item.id }}" value="{{ item.title_en }}" />
                    </label>
                    <label class="builder-entity-control builder-entity-control-narrow">
                      <span>{% trans "Sortierung" %}</span>
                      <input type="number" min="0" name="custom_section_sort_order_{{ item.id }}" value="{{ item.sort_order }}" />
                    </label>
                  </div>
                </article>
                {% empty %}
                <div class="builder-empty-state">{% trans "Keine eigenen Abschnitte vorhanden." %}</div>
                {% endfor %}
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit" name="builder_action" value="save_custom_sections">{% trans "Abschnitte speichern" %}</button>
              </div>
            </form>
          </div>
        </details>
        {% endif %}

        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-content-subpanels" {% if active_subpanel == 'custom-fields' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Eigene Felder" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
            <form class="builder-entity-form" method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <input type="hidden" name="builder_action" value="add_custom_field" />
              <div class="builder-entity-head">
                <div>
                  <h3>{% trans "Feld hinzufügen" %}</h3>
                  <p class="mini">{% trans "Erstellen Sie zusätzliche Eingaben innerhalb eines bestehenden oder eigenen Abschnitts." %}</p>
                </div>
              </div>
              <div class="builder-entity-grid">
                <label class="builder-entity-control">
                  <span>{% trans "Label (DE)" %}</span>
                  <input type="text" name="custom_label" required />
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Label (EN)" %}</span>
                  <input type="text" name="custom_label_en" />
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Abschnitt" %}</span>
                  <select name="custom_section_key">
                    {% for group in custom_field_groups %}
                    <option value="{{ group.key }}">{{ group.title }}</option>
                    {% endfor %}
                  </select>
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Typ" %}</span>
                  <select name="custom_field_type">
                    {% for value, label in custom_field_type_choices %}
                    <option value="{{ value }}">{{ label }}</option>
                    {% endfor %}
                  </select>
                </label>
                <label class="builder-entity-control builder-entity-control-narrow">
                  <span>{% trans "Sortierung" %}</span>
                  <input type="number" name="custom_sort_order" min="0" value="0" />
                </label>
                <label class="builder-switch builder-switch-inline">
                  <input type="checkbox" name="custom_is_required" />
                  <span>{% trans "Pflichtfeld" %}</span>
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Hilfetext (DE)" %}</span>
                  <input type="text" name="custom_help_text" />
                </label>
                <label class="builder-entity-control">
                  <span>{% trans "Hilfetext (EN)" %}</span>
                  <input type="text" name="custom_help_text_en" />
                </label>
                <label class="builder-entity-control builder-entity-control-full">
                  <span>{% trans "Optionen (DE)" %}</span>
                  <textarea name="custom_select_options" rows="3" placeholder="{% trans 'Eine Option pro Zeile, optional: wert|Label' %}"></textarea>
                </label>
                <label class="builder-entity-control builder-entity-control-full">
                  <span>{% trans "Optionen (EN)" %}</span>
                  <textarea name="custom_select_options_en" rows="3" placeholder="{% trans 'Eine Option pro Zeile, optional: value|Label' %}"></textarea>
                </label>
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit">{% trans "Eigenes Feld hinzufügen" %}</button>
              </div>
            </form>

            <form method="post" action="/admin-tools/form-builder/?form_type={{ form_type }}&option_category={{ selected_option_category }}">
              {% csrf_token %}
              <div class="builder-group-stack">
                {% for group in custom_field_groups %}
                <section class="builder-group-card">
                  <div class="builder-group-head">
                    <h3>{{ group.title }}</h3>
                    <span class="column-count">{% blocktrans trimmed with count=group.items|length %}{{ count }} Feld/Felder{% endblocktrans %}</span>
                  </div>
                  <div class="builder-card-list">
                    {% for item in group.items %}
                    <article class="builder-entity-card">
                      <input type="hidden" name="custom_field_ids" value="{{ item.id }}" />
                      <div class="builder-entity-card-head">
                        <div>
                          <strong>{{ item.label }}</strong>
                          <div class="entity-meta">{{ item.field_key }}</div>
                        </div>
                      <div class="builder-switch-stack">
                          <label class="builder-switch">
                            <input type="checkbox" name="custom_is_required_{{ item.id }}" {% if item.is_required %}checked{% endif %} />
                            <span>{% trans "Pflicht" %}</span>
                          </label>
                          <label class="builder-switch">
                            <input type="checkbox" name="custom_is_active_{{ item.id }}" {% if item.is_active %}checked{% endif %} />
                            <span>{% trans "Aktiv" %}</span>
                          </label>
                      </div>
                      <button class="btn btn-secondary" type="submit" name="delete_custom_field_id" value="{{ item.id }}" data-confirm="{% trans 'Eigenes Feld wirklich löschen?' %}">{% trans "Löschen" %}</button>
                    </div>
                      <div class="builder-entity-grid">
                        <label class="builder-entity-control">
                          <span>{% trans "Abschnitt" %}</span>
                          <select name="custom_section_key_{{ item.id }}">
                            {% for group_choice in custom_field_groups %}
                            <option value="{{ group_choice.key }}" {% if group_choice.key == item.section_key %}selected{% endif %}>{{ group_choice.title }}</option>
                            {% endfor %}
                          </select>
                        </label>
                        <label class="builder-entity-control">
                          <span>{% trans "Typ" %}</span>
                          <select name="custom_field_type_{{ item.id }}">
                            {% for value, label in custom_field_type_choices %}
                            <option value="{{ value }}" {% if value == item.field_type %}selected{% endif %}>{{ label }}</option>
                            {% endfor %}
                          </select>
                        </label>
                        <label class="builder-entity-control builder-entity-control-narrow">
                          <span>{% trans "Sortierung" %}</span>
                          <input type="number" min="0" name="custom_sort_order_{{ item.id }}" value="{{ item.sort_order }}" />
                        </label>
                        <label class="builder-entity-control">
                          <span>{% trans "Label (DE)" %}</span>
                          <input type="text" name="custom_label_{{ item.id }}" value="{{ item.label }}" required />
                        </label>
                        <label class="builder-entity-control">
                          <span>{% trans "Label (EN)" %}</span>
                          <input type="text" name="custom_label_en_{{ item.id }}" value="{{ item.label_en }}" />
                        </label>
                        <label class="builder-entity-control">
                          <span>{% trans "Hilfetext (DE)" %}</span>
                          <input type="text" name="custom_help_text_{{ item.id }}" value="{{ item.help_text }}" />
                        </label>
                        <label class="builder-entity-control">
                          <span>{% trans "Hilfetext (EN)" %}</span>
                          <input type="text" name="custom_help_text_en_{{ item.id }}" value="{{ item.help_text_en }}" />
                        </label>
                        <label class="builder-entity-control builder-entity-control-full">
                          <span>{% trans "Optionen (DE)" %}</span>
                          <textarea name="custom_select_options_{{ item.id }}" rows="2">{{ item.select_options }}</textarea>
                        </label>
                        <label class="builder-entity-control builder-entity-control-full">
                          <span>{% trans "Optionen (EN)" %}</span>
                          <textarea name="custom_select_options_en_{{ item.id }}" rows="2">{{ item.select_options_en }}</textarea>
                        </label>
                      </div>
                    </article>
                    {% empty %}
                    <div class="builder-empty-state">{% trans "Keine eigenen Felder vorhanden." %}</div>
                    {% endfor %}
                  </div>
                </section>
                {% endfor %}
              </div>
              <div class="options-actions">
                <button class="btn btn-primary" type="submit" name="builder_action" value="save_custom_fields">{% trans "Eigene Felder speichern" %}</button>
              </div>
            </form>
          </div>
        </details>

        <details class="options-panel nested-accordion js-single-accordion" data-accordion-group="builder-content-subpanels" {% if active_subpanel == 'preview' %}open{% endif %}>
          <summary class="nested-accordion-summary">
            <div class="options-head">
              <h2>{% trans "Live-Vorschau" %}</h2>
              <span class="builder-panel-toggle">{% trans "Öffnen" %}</span>
            </div>
          </summary>
          <div class="nested-accordion-body">
            <div class="preview-shell preview-shell-compact">
              {% for section in preview_sections %}
              <section class="preview-section">
                <div class="preview-section-head">
                  <h3>{{ section.title }}</h3>
                  <span class="column-count">{% blocktrans trimmed with count=section.items|length %}{{ count }} Feld/Felder{% endblocktrans %}</span>
                </div>
                <div class="preview-chip-list">
                  {% for item in section.items %}
                  <span class="preview-chip{% if item.locked %} is-locked{% endif %}">{{ item.label }}</span>
                  {% empty %}
                  <span class="mini">{% trans "Keine sichtbaren Felder." %}</span>
                  {% endfor %}
                </div>
              </section>
              {% endfor %}
            </div>
          </div>
        </details>
      </div>
      </div>
    </details>

{% endblock %}

{% block extra_scripts %}
  <script src="{% static 'workflows/js/form_builder.js' %}"></script>
  <script>
    (() => {
      const accordions = document.querySelectorAll('.js-single-accordion[data-accordion-group]');
      accordions.forEach((accordion) => {
        accordion.addEventListener('toggle', () => {
          if (!accordion.open) return;
          const group = accordion.dataset.accordionGroup;
          document.querySelectorAll(`.js-single-accordion[data-accordion-group="${group}"]`).forEach((peer) => {
            if (peer !== accordion) peer.open = false;
          });
        });
      });
    })();
  </script>
{% endblock %}