{% extends "base.html" %}

{% block title %}Listado de Reservas - Edu-Space Admin{% endblock %}

{% block content %}
<div class="container-fluid pt-5 mt-4">
    <!-- Header -->
    <div class="row mb-4 align-items-center">
        <div class="col-md-7">
            <h1 class="h3 mb-1">
                <i class="bi bi-calendar-check text-primary me-2"></i>Listado de Reservas
            </h1>
            <p class="text-muted small mb-0">Registro histórico y programación completa de clases y asignación de aulas</p>
        </div>
        <div class="col-md-5 text-md-end mt-3 mt-md-0">
            {% if user.has_permission('reservations', 'read_write') %}
            <a href="/schedule/add_reservation" class="btn btn-success me-2">
                <i class="bi bi-plus-circle me-1"></i>Nueva Reserva
            </a>
            {% endif %}
            <a href="/schedule/calendar_view" class="btn btn-outline-primary me-2">
                <i class="bi bi-calendar3 me-1"></i>Ver Calendario
            </a>
            <a href="/schedule/today_schedule" class="btn btn-outline-info">
                <i class="bi bi-calendar-day me-1"></i>Cartelera de Hoy
            </a>
        </div>
    </div>

    <!-- Filters Card -->
    <div class="card border-0 shadow-sm mb-4">
        <div class="card-body p-3">
            <form method="GET" action="/schedule/list_reservations" class="row g-2 align-items-end">
                <!-- Search text -->
                <div class="col-lg-3 col-md-6">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-search me-1"></i>Buscar
                    </label>
                    <input type="text" name="search" class="form-control form-control-sm" placeholder="Materia, código o aula..." value="{{ search or '' }}">
                </div>

                <!-- Status Filter -->
                <div class="col-lg-2 col-md-3">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-shield-check me-1"></i>Estado
                    </label>
                    <select name="status" class="form-select form-select-sm">
                        <option value="all" {% if status_filter == 'all' or not status_filter %}selected{% endif %}>Todos los estados</option>
                        <option value="confirmed" {% if status_filter == 'confirmed' %}selected{% endif %}>Confirmadas</option>
                        <option value="pending" {% if status_filter == 'pending' %}selected{% endif %}>Pendientes</option>
                        <option value="cancelled" {% if status_filter == 'cancelled' %}selected{% endif %}>Canceladas</option>
                    </select>
                </div>

                <!-- Floor Filter -->
                <div class="col-lg-2 col-md-3">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-layers me-1"></i>Piso
                    </label>
                    <select name="floor" class="form-select form-select-sm">
                        <option value="">Todos los pisos</option>
                        {% for f in available_floors %}
                            <option value="{{ f }}" {% if floor_filter == f|string %}selected{% endif %}>
                                {% if f == 0 %}Planta Baja{% else %}Piso {{ f }}{% endif %}
                            </option>
                        {% endfor %}
                    </select>
                </div>

                <!-- Aula Filter -->
                <div class="col-lg-3 col-md-4">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-door-open text-primary me-1"></i>Aula / Espacio
                    </label>
                    <select name="classroom_id" class="form-select form-select-sm">
                        <option value="">Todas las aulas</option>
                        {% for c in all_classrooms %}
                            <option value="{{ c.id }}" {% if classroom_id == c.id %}selected{% endif %}>{{ c.building_name }} - {{ c.code }}</option>
                        {% endfor %}
                    </select>
                </div>

                <!-- Shift Filter -->
                <div class="col-lg-2 col-md-3">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-brightness-high text-warning me-1"></i>Turno
                    </label>
                    <select name="shift" class="form-select form-select-sm">
                        <option value="">Todos los turnos</option>
                        <option value="Mañana" {% if shift_filter == 'Mañana' %}selected{% endif %}>Turno Mañana</option>
                        <option value="Tarde" {% if shift_filter == 'Tarde' %}selected{% endif %}>Turno Tarde</option>
                    </select>
                </div>

                <!-- Date Range From -->
                <div class="col-lg-2 col-md-3">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-calendar-event me-1"></i>Desde Fecha
                    </label>
                    <input type="date" name="date_from" class="form-control form-control-sm" value="{{ date_from or '' }}">
                </div>

                <!-- Date Range To -->
                <div class="col-lg-2 col-md-3">
                    <label class="form-label small fw-bold text-muted mb-1">
                        <i class="bi bi-calendar-event me-1"></i>Hasta Fecha
                    </label>
                    <input type="date" name="date_to" class="form-control form-control-sm" value="{{ date_to or '' }}">
                </div>

                <!-- Row 2: Hide Virtual, Submit, Clear -->
                <div class="col-lg-6 col-md-6 pt-2">
                    <div class="form-check form-switch pt-1">
                        <input class="form-check-input" type="checkbox" role="switch" name="hide_virtual" value="1" id="hideVirtualList" {% if hide_virtual %}checked{% endif %}>
                        <label class="form-check-label fw-semibold small text-dark" for="hideVirtualList">
                            <i class="bi bi-laptop me-1 text-primary"></i>Ocultar Aulas Virtuales
                            <span class="badge bg-secondary-subtle text-secondary border ms-1" style="font-size: 0.72rem;">Capacidad ilimitada</span>
                        </label>
                    </div>
                </div>

                <div class="col-lg-6 col-md-6 pt-2 text-md-end d-flex justify-content-md-end gap-2">
                    <button type="submit" class="btn btn-primary btn-sm px-3">
                        <i class="bi bi-funnel me-1"></i>Filtrar
                    </button>
                    <a href="/schedule/list_reservations" class="btn btn-outline-secondary btn-sm px-3">
                        <i class="bi bi-arrow-counterclockwise me-1"></i>Limpiar
                    </a>
                </div>
            </form>
        </div>
    </div>

    <!-- Header de Resumen y Selector de Vista -->
    {% if reservations and reservations.items %}
    <div class="d-flex justify-content-between align-items-center mb-3 flex-wrap gap-2">
        <div class="small text-muted">
            <i class="bi bi-calendar-check text-primary me-1"></i>
            <span>Total: <strong class="text-body">{{ reservations.total }}</strong> reservas encontradas</span>
        </div>
        <div class="d-flex align-items-center gap-2">
            <span class="small text-muted d-none d-sm-inline">Modo de visualización:</span>
            {% set context_id = 'reservations' %}
            {% set default_view = 'table' %}
            {% include 'partials/view_switcher.html' %}
        </div>
    </div>

    <!-- 1. VISTA DE TABLA / GRILLA -->
    <div data-view-context="reservations" data-view-container="table">
        <div class="card border-0 shadow-sm mb-3">
            <div class="card-header bg-body-tertiary border-0 py-3 d-flex justify-content-between align-items-center">
                <h5 class="mb-0 h6 fw-bold">
                    <i class="bi bi-table text-primary me-2"></i>Registros en Formato Tabla
                </h5>
                <small class="text-muted">Página {{ reservations.page }} de {{ reservations.pages }}</small>
            </div>
            <div class="card-body p-0">
                <div class="table-responsive">
                    <table class="table table-hover align-middle mb-0">
                        <thead class="table-light small text-uppercase">
                            <tr>
                                <th class="ps-3">Fecha y Horario</th>
                                <th>Aula / Piso</th>
                                <th>Asignatura / Código</th>
                                <th>Turno / Comisión</th>
                                <th>Capacidad</th>
                                <th>Estado</th>
                                <th class="text-end pe-3">Acciones</th>
                            </tr>
                        </thead>
                        <tbody>
                            {% for reservation in reservations.items %}
                            <tr>
                                <td class="ps-3">
                                    <div class="fw-bold">{{ reservation.start_time }}</div>
                                    <small class="text-muted font-monospace">{{ reservation.start_time }} - {{ reservation.end_time }} hs</small>
                                </td>
                                <td>
                                    <span class="badge bg-secondary-subtle text-secondary border font-monospace">
                                        {{ reservation.classroom.code if reservation.classroom else 'Sin Aula' }}
                                    </span>
                                    <small class="text-muted d-block">
                                        {% if reservation.classroom and reservation.classroom.floor == 0 %}PB{% elif reservation.classroom %}Piso {{ reservation.classroom.floor }}{% endif %}
                                        {% if reservation.classroom and reservation.classroom.building %} · {{ reservation.classroom.building }}{% endif %}
                                    </small>
                                </td>
                                <td>
                                    <div class="fw-bold text-primary">{{ reservation.subject_name }}</div>
                                    <small class="badge bg-secondary-subtle text-secondary font-monospace">{{ reservation.subject_code }}</small>
                                </td>
                                <td>
                                    <span class="badge bg-info-subtle text-info border me-1">
                                        {{ reservation.shift or 'Tarde' }}
                                    </span>
                                    <small class="text-muted">{{ reservation.commission.code if reservation.commission else 'C1' }}</small>
                                </td>
                                <td>
                                    <span class="small">{{ reservation.expected_attendees }} / {{ reservation.classroom.capacity if reservation.classroom else '-' }}</span>
                                </td>
                                <td>
                                    {% if reservation.status == 'CONFIRMED' or reservation.status.value == 'CONFIRMED' %}
                                        <span class="badge bg-success-subtle text-success border border-success-subtle">
                                            <i class="bi bi-check-circle me-1"></i>Confirmada
                                        </span>
                                    {% elif reservation.status == 'PENDING' or reservation.status.value == 'PENDING' %}
                                        <span class="badge bg-warning-subtle text-warning border border-warning-subtle">
                                            <i class="bi bi-clock me-1"></i>Pendiente
                                        </span>
                                    {% else %}
                                        <span class="badge bg-danger-subtle text-danger border border-danger-subtle">
                                            Cancelada
                                        </span>
                                    {% endif %}
                                </td>
                                <td class="text-end pe-3">
                                    {% if reservation.effective_virtual_link %}
                                    <a href="{{ reservation.effective_virtual_link }}" target="_blank" 
                                       class="btn btn-sm btn-outline-success py-0 px-2 me-1" title="Unirse a Clase Virtual (Zoom/Meet)">
                                        <i class="bi bi-camera-video"></i>
                                    </a>
                                    {% endif %}
                                    {% if user.can_edit_reservation(reservation) %}
                                    <a href="/schedule/edit_reservation" 
                                       class="btn btn-sm btn-outline-warning py-0 px-2 me-1" title="Modificar Reserva">
                                        <i class="bi bi-pencil"></i>
                                    </a>
                                    {% endif %}
                                    <a href="/schedule/view_reservation" 
                                       class="btn btn-sm btn-outline-secondary py-0 px-2" title="Ver Ficha">
                                        <i class="bi bi-eye"></i>
                                    </a>
                                    {% if user.has_permission('reservations', 'read_write') and (reservation.status == 'PENDING' or reservation.status.value == 'PENDING') %}
                                    <a href="/schedule/confirm_reservation" 
                                       class="btn btn-sm btn-outline-success py-0 px-2 ms-1" title="Confirmar">
                                        <i class="bi bi-check-lg"></i>
                                    </a>
                                    {% endif %}
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>
            </div>
        </div>
    </div>

    <!-- 2. VISTA DE TARJETAS / MOSAICO -->
    <div data-view-context="reservations" data-view-container="cards" class="d-none">
        <div class="row g-3 mb-3">
            {% for reservation in reservations.items %}
            <div class="col-xxl-3 col-xl-4 col-lg-6 col-md-6 col-sm-12">
                <div class="card border shadow-sm h-100 reservation-card">
                    <div class="card-body p-3 d-flex flex-column justify-content-between">
                        <div>
                            <!-- Header de tarjeta -->
                            <div class="d-flex justify-content-between align-items-start mb-2">
                                <div>
                                    <span class="badge bg-primary text-white font-monospace mb-1">
                                        <i class="bi bi-calendar-event me-1"></i>{{ reservation.start_time }}
                                    </span>
                                    <div class="small fw-bold text-muted font-monospace">
                                        <i class="bi bi-clock me-1"></i>{{ reservation.start_time }} - {{ reservation.end_time }} hs
                                    </div>
                                </div>
                                {% if reservation.status == 'CONFIRMED' or reservation.status.value == 'CONFIRMED' %}
                                    <span class="badge rounded-pill bg-success-subtle text-success border border-success-subtle">Confirmada</span>
                                {% elif reservation.status == 'PENDING' or reservation.status.value == 'PENDING' %}
                                    <span class="badge rounded-pill bg-warning-subtle text-warning border border-warning-subtle">Pendiente</span>
                                {% else %}
                                    <span class="badge rounded-pill bg-danger-subtle text-danger border border-danger-subtle">Cancelada</span>
                                {% endif %}
                            </div>

                            <!-- Asignatura y código -->
                            <h6 class="card-title fw-bold text-primary mb-1 text-truncate" title="{{ reservation.subject_name }}">
                                {{ reservation.subject_name }}
                            </h6>
                            <div class="d-flex flex-wrap gap-1 mb-2">
                                <span class="badge bg-secondary-subtle text-secondary font-monospace" style="font-size: 0.7rem;">
                                    {{ reservation.subject_code }}
                                </span>
                                <span class="badge bg-info-subtle text-info border" style="font-size: 0.7rem;">
                                    {{ reservation.shift or 'Tarde' }}
                                </span>
                                {% if reservation.commission %}
                                <span class="badge bg-body-tertiary text-body border" style="font-size: 0.7rem;">
                                    {{ reservation.commission.name }}
                                </span>
                                {% endif %}
                            </div>

                            <!-- Ubicación / Aula -->
                            <div class="p-2 rounded bg-body-tertiary border mb-2 small">
                                <div class="d-flex align-items-center justify-content-between mb-1">
                                    <span class="text-muted"><i class="bi bi-door-open text-primary me-1"></i>Espacio:</span>
                                    {% if reservation.classroom %}
                                        <span class="fw-bold font-monospace text-body">{{ reservation.classroom.code }}</span>
                                    {% else %}
                                        <span class="text-muted">Sin asignar</span>
                                    {% endif %}
                                </div>
                                <div class="d-flex align-items-center justify-content-between small text-muted">
                                    <span>Sede: {{ reservation.classroom.building_name if reservation.classroom else '-' }}</span>
                                    <span>{{ reservation.classroom.floor_display if reservation.classroom else '-' }}</span>
                                </div>
                            </div>

                            <!-- Docente y Asistentes -->
                            <div class="small text-muted d-flex justify-content-between align-items-center mb-2">
                                <span class="text-truncate me-1" title="{{ reservation.user.name if reservation.user else 'No asignado' }}">
                                    <i class="bi bi-person me-1"></i>{{ reservation.user.name if reservation.user else 'Sin docente' }}
                                </span>
                                <span>
                                    <i class="bi bi-people me-1"></i>{{ reservation.expected_attendees }} alumnos
                                </span>
                            </div>
                        </div>

                        <!-- Acciones -->
                        <div class="d-flex justify-content-end gap-1 pt-2 border-top">
                            {% if reservation.effective_virtual_link %}
                            <a href="{{ reservation.effective_virtual_link }}" target="_blank" 
                               class="btn btn-sm btn-outline-success py-1 px-2" title="Clase Virtual">
                                <i class="bi bi-camera-video"></i>
                            </a>
                            {% endif %}
                            <a href="/schedule/view_reservation" class="btn btn-sm btn-outline-secondary py-1 px-2" title="Ver Ficha">
                                <i class="bi bi-eye"></i>
                            </a>
                            {% if user.can_edit_reservation(reservation) %}
                            <a href="/schedule/edit_reservation" class="btn btn-sm btn-outline-warning py-1 px-2" title="Modificar">
                                <i class="bi bi-pencil"></i>
                            </a>
                            {% endif %}
                            {% if user.has_permission('reservations', 'read_write') and (reservation.status == 'PENDING' or reservation.status.value == 'PENDING') %}
                            <a href="/schedule/confirm_reservation" class="btn btn-sm btn-outline-success py-1 px-2" title="Confirmar">
                                <i class="bi bi-check-lg"></i>
                            </a>
                            {% endif %}
                        </div>
                    </div>
                </div>
            </div>
            {% endfor %}
        </div>
    </div>

    <!-- Paginación Compartida (visible en ambas vistas) -->
    {% if reservations.pages > 1 %}
    <div class="card border-0 shadow-sm py-2 px-3 d-flex flex-row justify-content-between align-items-center mb-3">
        <small class="text-muted">Página {{ reservations.page }} de {{ reservations.pages }} ({{ reservations.total }} reservas)</small>
        <nav>
            <ul class="pagination pagination-sm mb-0">
                {% if reservations.has_prev %}
                <li class="page-item">
                    <a class="page-link" href="/schedule/list_reservations">
                        <i class="bi bi-chevron-left"></i>
                    </a>
                </li>
                {% endif %}

                {% for p in reservations.iter_pages(left_edge=2, left_current=2, right_current=2, right_edge=2) %}
                    {% if p %}
                        {% if p == reservations.page %}
                        <li class="page-item active"><span class="page-link">{{ p }}</span></li>
                        {% else %}
                        <li class="page-item">
                            <a class="page-link" href="/schedule/list_reservations">{{ p }}</a>
                        </li>
                        {% endif %}
                    {% else %}
                        <li class="page-item disabled"><span class="page-link">…</span></li>
                    {% endif %}
                {% endfor %}

                {% if reservations.has_next %}
                <li class="page-item">
                    <a class="page-link" href="/schedule/list_reservations">
                        <i class="bi bi-chevron-right"></i>
                    </a>
                </li>
                {% endif %}
            </ul>
        </nav>
    </div>
    {% endif %}
    {% else %}
    <div class="card border-0 shadow-sm">
        <div class="card-body text-center py-5">
            <i class="bi bi-calendar-x text-muted fs-1 d-block mb-3"></i>
            <h5 class="fw-bold">No se encontraron reservas</h5>
            <p class="text-muted small mb-3">No hay registros que coincidan con los criterios de búsqueda o filtros seleccionados.</p>
            <a href="/schedule/list_reservations" class="btn btn-outline-primary btn-sm">
                <i class="bi bi-arrow-counterclockwise me-1"></i>Restablecer Todos los Filtros
            </a>
        </div>
    </div>
    {% endif %}
</div>
{% endblock %}