{% extends "layout.html" %}
{% block title %}
  Accueil - BEx
{% endblock title %}
{% block page_css %}
  <link rel="stylesheet"
        href="{{ url_for('static', filename='css/home.css') }}" />
{% endblock page_css %}
{% block content %}
  <div class="container mt-5">
    <div class="text-center mb-5">
      <h1 class="display-4 title">Base Expérimentale du CNRGH</h1>
    </div>
    <!-- Mode d'affichage -->
    <div class="mb-4 d-flex justify-content-end align-items-center gap-3">
      <label class="fw-semibold mb-0">Mode d'affichage :</label>
      <div class="btn-group" role="group">
        <button id="viewTableBtn"
                class="btn btn-sm active"
                title="Mode Tableau"
                aria-pressed="true">
          <i class="bi bi-table"></i> Tableau
        </button>
        <button id="viewListBtn"
                class="btn btn-sm"
                title="Mode Liste"
                aria-pressed="false">
          <i class="bi bi-list"></i> Liste
        </button>
      </div>
    </div>
    {# ── Macros ── #}
    {% macro render_section_header(title) %}
      <div class="d-flex justify-content-between align-items-center mt-5 mb-4 pb-2 border-bottom">
        <h2 class="fw-semibold index-title">{{ title }}</h2>
      </div>
    {% endmacro %}
    {% macro render_table_section(data_dict, prefix, title) %}
      {{ render_section_header(title) }}
      <div class="row g-4 justify-content-center">
        {% for field, values in data_dict.items() %}
          {% set clean_name = field
            .replace('metadata.bi_process.', '')
            .replace('metadata.wet_process.', '')
            .replace('metadata.', '')
            .replace('_', ' ')
            .replace('.', ' ')
          .title() %}
          {% set html_id = prefix + clean_name.replace(' ', '') %}
          {% set canvas_id = 'chart_' + html_id %}
          {% set is_empty = values|length == 0 %}
          <div class="col-12 col-md-6 col-lg-4 metadata-table"
               id="{{ html_id }}"
               data-label="{{ clean_name }}">
            <div class="card shadow-sm h-100 {% if is_empty %}opacity-50{% endif %}">
              <div class="card-header fw-semibold text-center d-flex justify-content-between align-items-center">
                <span>{{ clean_name }}</span>
              </div>
              <div class="card-body p-3 d-flex flex-column justify-content-center align-items-center">
                {% if not is_empty %}
                  {% if values|length > 1 %}
                    <canvas id="{{ canvas_id }}"
                            width="300"
                            height="300"
                            data-label="{{ clean_name }}"
                            data-labels='{{ values.keys() | list | tojson }}'
                            data-values='{{ values.values() | list | tojson }}'></canvas>
                  {% else %}
                    {% for value, count_val in values.items() %}
                      <div class="text-center">
                        <p class="mb-1 fw-semibold">{{ value or "—" }}</p>
                        <span class="badge bg-primary rounded-pill fs-5">{{ count_val }}</span>
                      </div>
                    {% endfor %}
                  {% endif %}
                {% else %}
                  <p class="text-center my-3">Aucune donnée disponible</p>
                {% endif %}
              </div>
            </div>
          </div>
        {% endfor %}
      </div>
    {% endmacro %}
    {% macro render_list_section(data_dict, prefix, title) %}
      {{ render_section_header(title) }}
      <div class="d-flex justify-content-end align-items-center gap-2 mb-3">
        <button class="btn btn-sm expand-all-btn"   data-target="{{ prefix }}">Dérouler tout</button>
        <button class="btn btn-sm collapse-all-btn" data-target="{{ prefix }}">Replier tout</button>
      </div>
      <div class="accordion mb-5" id="accordion_{{ prefix }}">
        {% for field, values in data_dict.items() %}
          {% set clean_name = field.replace('metadata.', '').replace('_', ' ').replace('.', ' ').title() %}
          {% set collapse_id = prefix + clean_name.replace(' ', '') %}
          {% set is_empty = values|length == 0 %}
          <div class="accordion-item {% if is_empty %}opacity-50{% endif %}">
            <h2 class="accordion-header" id="heading_{{ collapse_id }}">
              <button class="accordion-button collapsed"
                      type="button"
                      data-bs-toggle="collapse"
                      data-bs-target="#collapse_{{ collapse_id }}"
                      aria-expanded="false">{{ clean_name }}</button>
            </h2>
            <div id="collapse_{{ collapse_id }}"
                 class="accordion-collapse collapse"
                 data-bs-parent="#accordion_{{ prefix }}">
              <div class="accordion-body">
                {% if not is_empty %}
                  <ul class="list-group">
                    {% for value, count_val in values.items() %}
                      <li class="list-group-item d-flex justify-content-between align-items-center">
                        {% if 'wet_process' in field %}
                          <a href="{{ url_for('routes.wet_process_detail', wet_process_id=value) }}">{{ value or "—" }}</a>
                        {% elif 'bi_process' in field %}
                          <a href="{{ url_for('routes.bi_process_detail', bi_process_id=value) }}">{{ value or "—" }}</a>
                        {% else %}
                          {{ value or "—" }}
                        {% endif %}
                        <span class="badge bg-primary rounded-pill">{{ count_val }}</span>
                      </li>
                    {% endfor %}
                  </ul>
                {% else %}
                  <p class="text-center">Aucune donnée disponible</p>
                {% endif %}
              </div>
            </div>
          </div>
        {% endfor %}
      </div>
    {% endmacro %}
    {% if wet_count or bi_count %}
      <!-- Boutons toggle groupes -->
      <div class="d-flex flex-wrap gap-2 mb-3">
        <button id="toggle-all-filters" class="btn btn-sm toggle-group-btn">Tout masquer</button>
        <button id="toggle-wet"
                class="btn btn-sm toggle-group-btn"
                data-label="Index Wet-Processes">Masquer Index Wet-Processes</button>
        <button id="toggle-bi"
                class="btn btn-sm toggle-group-btn"
                data-label="Index Bi-Processes">Masquer Index Bi-Processes</button>
      </div>
      <!-- Switchs métadonnées -->
      <div class="row gy-3">
        {% for data_dict, prefix in [(wet_count, 'table_wet_'), (bi_count, 'table_bi_')] %}
          {% for field, values in data_dict.items() %}
            {% set clean_name = field
              .replace('metadata.bi_process.', '')
              .replace('metadata.wet_process.', '')
              .replace('metadata.', '')
              .replace('_', ' ')
              .replace('.', ' ')
            .title() %}
            {% set html_id = prefix + clean_name.replace(' ', '') %}
            {% set is_empty = values|length == 0 %}
            <div class="col-6 col-md-4 col-lg-3">
              <div class="form-check form-switch {% if is_empty %}opacity-50{% endif %}">
                <input class="form-check-input meta-toggle"
                       type="checkbox"
                       id="toggle_{{ html_id }}"
                       data-target="{{ html_id }}"
                       {% if not is_empty %}checked{% endif %}>
                <label class="form-check-label" for="toggle_{{ html_id }}">{{ clean_name }}</label>
              </div>
            </div>
          {% endfor %}
        {% endfor %}
      </div>
      <!-- Vue tableau -->
      <div id="tableView">
        {{ render_table_section(wet_count, 'table_wet_', 'Index Wet-Processes') }}
        {{ render_table_section(bi_count, 'table_bi_', 'Index Bi-Processes') }}
      </div>
      <!-- Vue liste -->
      <div id="listView">
        {{ render_list_section(wet_count, 'list_wet_', 'Index Wet-Processes') }}
        {{ render_list_section(bi_count, 'list_bi_', 'Index Bi-Processes') }}
      </div>
    {% else %}
      <p class="text-center fs-5">Aucune donnée de métadonnées disponible pour le moment.</p>
    {% endif %}
  </div>
{% endblock content %}
{% block page_js %}
  <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
  <script src="{{ url_for('static', filename='js/home.js') }}"></script>
{% endblock page_js %}