{% extends 'base.html' %}
{% block title %}Comisión {{ commission.full_code or commission.code }} — Edu-Space{% endblock %}

{% block content %}
<div class="container-fluid py-4">

  <!-- Breadcrumb -->
  <nav aria-label="breadcrumb" class="mb-3">
    <ol class="breadcrumb small">
      <li class="breadcrumb-item"><a href="/main/dashboard">Inicio</a></li>
      <li class="breadcrumb-item"><a href="/admin/commissions_list">Comisiones</a></li>
      <li class="breadcrumb-item active">{{ commission.full_code or commission.code }}</li>
    </ol>
  </nav>

  <!-- Flash Messages -->
  

  <div class="row g-4">
    <!-- Left: Commission Info + Teacher Assignment -->
    <div class="col-12 col-lg-4">

      <!-- Commission Card -->
      <div class="card shadow-sm border-0 mb-4">
        <div class="card-header border-0 bg-primary text-white rounded-top py-3">
          <div class="d-flex align-items-center gap-2">
            <i class="bi bi-diagram-3 fs-4"></i>
            <div>
              <div class="fw-bold font-monospace">{{ commission.full_code or commission.code }}</div>
              <small class="opacity-75">{{ commission.semester }} {{ commission.year }}</small>
            </div>
          </div>
        </div>
        <div class="card-body">
          <h5 class="fw-bold mb-1">{{ commission.subject.name }}</h5>
          <p class="text-muted small mb-3">{{ commission.subject.code }}
            {% if commission.subject.career_obj %}— {{ commission.subject.career_obj.name }}{% endif %}
          </p>

          <div class="d-flex flex-wrap gap-2 mb-3">
            {% if commission.shift %}
              {% set shift_colors = {'Mañana': 'warning', 'Tarde': 'info', 'Vespertino': 'secondary', 'Noche': 'dark'} %}
              <span class="badge bg-{{ shift_colors[commission.shift] or 'secondary' }}-subtle text-{{ shift_colors[commission.shift] or 'secondary' }} border border-{{ shift_colors[commission.shift] or 'secondary' }}-subtle">
                <i class="bi bi-clock me-1"></i>{{ commission.shift }}
              </span>
            {% endif %}
            <span class="badge {% if commission.active %}bg-success-subtle text-success{% else %}bg-secondary-subtle text-secondary{% endif %}">
              {{ 'Activa' if commission.active else 'Inactiva' }}
            </span>
          </div>

          <ul class="list-unstyled small mb-0">
            <li class="d-flex justify-content-between py-1 border-bottom">
              <span class="text-muted">Cupo máximo</span>
              <strong>{{ commission.max_students }}</strong>
            </li>
            <li class="d-flex justify-content-between py-1 border-bottom">
              <span class="text-muted">Inscriptos</span>
              <strong class="{% if (commission.current_students or 0) >= commission.max_students %}text-danger{% else %}text-success{% endif %}">
                {{ commission.current_students or 0 }}
              </strong>
            </li>
            {% if commission.schedule %}
            <li class="d-flex justify-content-between py-1 border-bottom">
              <span class="text-muted">Horario</span>
              <span>{{ commission.schedule }}</span>
            </li>
            {% endif %}
            {% if commission.virtual_link %}
            <li class="py-1">
              <a href="{{ commission.virtual_link }}" target="_blank" class="btn btn-sm btn-outline-info w-100">
                <i class="bi bi-camera-video me-1"></i>Acceso Virtual
              </a>
            </li>
            {% endif %}
          </ul>
        </div>
      </div>

      <!-- Teacher Assignment -->
      <div class="card shadow-sm border-0">
        <div class="card-header border-0 bg-transparent py-2 d-flex align-items-center gap-2">
          <i class="bi bi-person-video3 text-info"></i>
          <span class="fw-semibold">Docente Asignado</span>
        </div>
        <div class="card-body">
          {% if commission.teacher %}
            <div class="d-flex align-items-center gap-3 mb-3 p-2 rounded bg-info-subtle border border-info-subtle">
              <div class="avatar-sm bg-info rounded-circle d-flex align-items-center justify-content-center" style="width:40px;height:40px;flex-shrink:0;">
                <i class="bi bi-person-fill text-white"></i>
              </div>
              <div>
                <div class="fw-semibold small">{{ commission.teacher.name }}</div>
                <div class="text-muted" style="font-size:.75rem;">{{ commission.teacher.email }}</div>
              </div>
            </div>
          {% else %}
            <div class="alert alert-warning py-2 small mb-3">
              <i class="bi bi-exclamation-triangle me-1"></i>Sin docente asignado
            </div>
          {% endif %}

          {% if can_edit %}
          <form method="POST" action="/admin/commission_assign_teacher" id="assign-teacher-form">
            <input type="hidden" name="id" value="{{ commission.id }}">
            <div class="mb-2">
              <label class="form-label small fw-semibold mb-1">Cambiar / Asignar Docente</label>
              <select name="teacher_id" class="form-select form-select-sm" id="teacher-select">
                <option value="">— Sin asignar —</option>
                {% for teacher in teachers %}
                  <option value="{{ teacher.id }}" {% if commission.teacher_id == teacher.id %}selected{% endif %}>
                    {{ teacher.name }}
                  </option>
                {% endfor %}
              </select>
            </div>
            <button type="submit" class="btn btn-info btn-sm w-100" id="assign-teacher-btn">
              <i class="bi bi-person-check me-1"></i>Guardar Docente
            </button>
          </form>
          {% endif %}
        </div>
      </div>

    </div>

    <!-- Right: Students -->
    <div class="col-12 col-lg-8">

      <!-- Enrolled Students -->
      <div class="card shadow-sm border-0 mb-4">
        <div class="card-header border-0 bg-transparent py-2 d-flex align-items-center justify-content-between">
          <div class="d-flex align-items-center gap-2">
            <i class="bi bi-mortarboard text-success"></i>
            <span class="fw-semibold">Alumnos Inscriptos</span>
            <span class="badge bg-success-subtle text-success">{{ enrollments | length }}</span>
          </div>
          {% if can_edit %}
          <button class="btn btn-sm btn-success" data-bs-toggle="collapse" data-bs-target="#enroll-form" id="add-student-btn">
            <i class="bi bi-person-plus me-1"></i>Inscribir Alumno
          </button>
          {% endif %}
        </div>

        <!-- Enroll Student Form (collapsible) -->
        {% if can_edit %}
        <div class="collapse" id="enroll-form">
          <div class="card-body border-top bg-success-subtle py-3">
            <form method="POST" action="/admin/commission_enroll_student" id="enroll-student-form">
              <div class="row g-2 align-items-end">
                <div class="col-12 col-md-6">
                  <label class="form-label small fw-semibold mb-1">Seleccionar Alumno</label>
                  <select name="student_id" class="form-select form-select-sm" required id="student-select">
                    <option value="">— Elegir alumno —</option>
                    {% for student in students %}
                      {% if student.id not in enrolled_ids %}
                        <option value="{{ student.id }}">{{ student.name }} — {{ student.email }}</option>
                      {% endif %}
                    {% endfor %}
                  </select>
                </div>
                <div class="col-12 col-md-4">
                  <label class="form-label small fw-semibold mb-1">Observaciones (opcional)</label>
                  <input type="text" name="notes" class="form-control form-control-sm" placeholder="Notas…" id="enroll-notes">
                </div>
                <div class="col-12 col-md-2">
                  <button type="submit" class="btn btn-success btn-sm w-100" id="enroll-submit-btn">
                    <i class="bi bi-plus-circle me-1"></i>Inscribir
                  </button>
                </div>
              </div>
            </form>
          </div>
        </div>
        {% endif %}

        <div class="card-body p-0">
          {% if enrollments %}
          <div class="table-responsive">
            <table class="table table-hover mb-0 align-middle" id="enrollments-table">
              <thead class="table-light">
                <tr>
                  <th class="ps-3">#</th>
                  <th>Alumno</th>
                  <th class="text-center">Estado</th>
                  <th class="text-center">Fecha Inscripción</th>
                  <th class="text-center">Notas</th>
                  {% if can_edit %}<th class="text-end pe-3">Acciones</th>{% endif %}
                </tr>
              </thead>
              <tbody>
                {% for e in enrollments %}
                <tr id="enrollment-row-{{ e.student_id }}">
                  <td class="ps-3 text-muted small">{{ loop.index }}</td>
                  <td>
                    <div class="fw-semibold small">{{ e.student.name if e.student else '—' }}</div>
                    <div class="text-muted" style="font-size:.75rem;">{{ e.student.email if e.student else '' }}</div>
                  </td>
                  <td class="text-center">
                    {% set st_colors = {'activo': 'success', 'retirado': 'danger', 'condicional': 'warning'} %}
                    <span class="badge bg-{{ st_colors[e.status] or 'secondary' }}-subtle text-{{ st_colors[e.status] or 'secondary' }} border border-{{ st_colors[e.status] or 'secondary' }}-subtle">
                      {{ e.status | capitalize }}
                    </span>
                  </td>
                  <td class="text-center small text-muted">
                    {{ e.enrolled_at if e.enrolled_at else '—' }}
                  </td>
                  <td class="text-center small text-muted">{{ e.notes or '—' }}</td>
                  {% if can_edit %}
                  <td class="text-end pe-3">
                    <div class="d-flex gap-1 justify-content-end">
                      <!-- Quick status update -->
                      <form method="POST" action="/admin/commission_update_enrollment" class="d-inline">
                        <select name="status" class="form-select form-select-sm d-inline-block w-auto"
                                onchange="this.form.submit()" title="Cambiar estado"
                                id="status-select-{{ e.student_id }}">
                          <option value="activo" {% if e.status == 'activo' %}selected{% endif %}>Activo</option>
                          <option value="condicional" {% if e.status == 'condicional' %}selected{% endif %}>Condicional</option>
                          <option value="retirado" {% if e.status == 'retirado' %}selected{% endif %}>Retirado</option>
                        </select>
                      </form>
                      <!-- Remove button -->
                      {% set st_display = e.student.name if e.student else 'este alumno' %}
                      <form method="POST" action="/admin/commission_unenroll_student"
                            onsubmit="return confirm('¿Dar de baja a {{ st_display }} de la comisión?')">
                        <button type="submit" class="btn btn-sm btn-outline-danger" title="Dar de baja"
                                id="unenroll-btn-{{ e.student_id }}">
                          <i class="bi bi-person-dash"></i>
                        </button>
                      </form>
                    </div>
                  </td>
                  {% endif %}
                </tr>
                {% endfor %}
              </tbody>
            </table>
          </div>
          {% else %}
          <div class="text-center py-5">
            <i class="bi bi-people display-5 text-muted opacity-40"></i>
            <p class="text-muted mt-3 small">No hay alumnos inscriptos en esta comisión.</p>
            {% if can_edit %}
            <button class="btn btn-outline-success btn-sm" data-bs-toggle="collapse" data-bs-target="#enroll-form">
              <i class="bi bi-person-plus me-1"></i>Inscribir primer alumno
            </button>
            {% endif %}
          </div>
          {% endif %}
        </div>
      </div>

      <!-- Capacity Bar -->
      {% set enrolled_count = enrollments | length %}
      {% set max_students = commission.max_students or 1 %}
      {% set cap_pct = [((enrolled_count / max_students) * 100) | round | int, 100] | min %}
      <div class="card shadow-sm border-0">
        <div class="card-body py-3">
          <div class="d-flex justify-content-between small fw-semibold mb-1">
            <span><i class="bi bi-bar-chart-fill me-1 text-primary"></i>Ocupación del cupo</span>
            <span>{{ enrolled_count }} / {{ max_students }} ({{ cap_pct }}%)</span>
          </div>
          <div class="progress" style="height:10px;">
            <div class="progress-bar {% if cap_pct >= 90 %}bg-danger{% elif cap_pct >= 70 %}bg-warning{% else %}bg-success{% endif %}"
                 {{ ("style=\"width:" ~ cap_pct ~ "%;\"") | safe }} role="progressbar"
                 aria-valuenow="{{ cap_pct }}" aria-valuemin="0" aria-valuemax="100">
            </div>
          </div>
        </div>
      </div>

    </div>
  </div>
</div>
{% endblock %}