{% extends "base.html" %}
{% load static %}

{% block title %}Operating Rooms - {{ block.super }}{% endblock %}

{% block content %}
<div class="container-fluid">
    <!-- Page Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h1 class="h3 mb-1">
                <i class="fas fa-procedures me-2"></i>Operating Rooms
            </h1>
            <nav aria-label="breadcrumb">
                <ol class="breadcrumb mb-0">
                    <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
                    <li class="breadcrumb-item"><a href="{% url 'operating_theatre:dashboard' %}">Operating Theatre</a></li>
                    <li class="breadcrumb-item active">Operating Rooms</li>
                </ol>
            </nav>
        </div>
        <div class="btn-group">
            <a href="{% url 'operating_theatre:operating_room_create' %}" class="btn btn-primary">
                <i class="fas fa-plus me-2"></i>Add Operating Room
            </a>
            <div class="btn-group">
                <button type="button" class="btn btn-outline-secondary dropdown-toggle" data-bs-toggle="dropdown">
                    <i class="fas fa-cog me-2"></i>Actions
                </button>
                <ul class="dropdown-menu">
                    <li><a class="dropdown-item" href="#" onclick="exportData('csv')">
                        <i class="fas fa-file-csv me-2"></i>Export CSV
                    </a></li>
                    <li><a class="dropdown-item" href="#" onclick="exportData('pdf')">
                        <i class="fas fa-file-pdf me-2"></i>Export PDF
                    </a></li>
                    <li><hr class="dropdown-divider"></li>
                    <li><a class="dropdown-item" href="#" onclick="bulkStatusUpdate()">
                        <i class="fas fa-edit me-2"></i>Bulk Status Update
                    </a></li>
                </ul>
            </div>
        </div>
    </div>

    <!-- Statistics Cards -->
    <div class="row mb-4" hx-get="{% url 'operating_theatre:operating_theatre_stats' %}" hx-trigger="load, every 30s">
        <div class="col-xl-3 col-md-6 mb-3">
            <div class="card bg-gradient-primary text-white">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <div class="h2 mb-1">{{ total_rooms|default:0 }}</div>
                            <div class="small">Total Rooms</div>
                        </div>
                        <div class="fa-3x opacity-50">
                            <i class="fas fa-procedures"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-xl-3 col-md-6 mb-3">
            <div class="card bg-gradient-success text-white">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <div class="h2 mb-1">{{ available_rooms|default:0 }}</div>
                            <div class="small">Available</div>
                        </div>
                        <div class="fa-3x opacity-50">
                            <i class="fas fa-check-circle"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-xl-3 col-md-6 mb-3">
            <div class="card bg-gradient-warning text-white">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <div class="h2 mb-1">{{ occupied_rooms|default:0 }}</div>
                            <div class="small">Occupied</div>
                        </div>
                        <div class="fa-3x opacity-50">
                            <i class="fas fa-user-md"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        
        <div class="col-xl-3 col-md-6 mb-3">
            <div class="card bg-gradient-danger text-white">
                <div class="card-body">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <div class="h2 mb-1">{{ maintenance_rooms|default:0 }}</div>
                            <div class="small">Maintenance</div>
                        </div>
                        <div class="fa-3x opacity-50">
                            <i class="fas fa-tools"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Filters and Search -->
    <div class="card mb-4">
        <div class="card-body">
            <form method="get" class="row g-3" id="filterForm">
                <div class="col-md-3">
                    <label for="search" class="form-label">Search</label>
                    <input type="text" class="form-control" id="search" name="search" 
                           value="{{ request.GET.search }}" placeholder="Room number, name...">
                </div>
                <div class="col-md-2">
                    <label for="status" class="form-label">Status</label>
                    <select class="form-select" id="status" name="status">
                        <option value="">All Statuses</option>
                        <option value="AVAILABLE" {% if request.GET.status == 'AVAILABLE' %}selected{% endif %}>Available</option>
                        <option value="OCCUPIED" {% if request.GET.status == 'OCCUPIED' %}selected{% endif %}>Occupied</option>
                        <option value="CLEANING" {% if request.GET.status == 'CLEANING' %}selected{% endif %}>Cleaning</option>
                        <option value="MAINTENANCE" {% if request.GET.status == 'MAINTENANCE' %}selected{% endif %}>Maintenance</option>
                        <option value="OUT_OF_ORDER" {% if request.GET.status == 'OUT_OF_ORDER' %}selected{% endif %}>Out of Order</option>
                    </select>
                </div>
                <div class="col-md-2">
                    <label for="room_type" class="form-label">Type</label>
                    <select class="form-select" id="room_type" name="room_type">
                        <option value="">All Types</option>
                        <option value="GENERAL" {% if request.GET.room_type == 'GENERAL' %}selected{% endif %}>General Surgery</option>
                        <option value="CARDIAC" {% if request.GET.room_type == 'CARDIAC' %}selected{% endif %}>Cardiac Surgery</option>
                        <option value="NEURO" {% if request.GET.room_type == 'NEURO' %}selected{% endif %}>Neurosurgery</option>
                        <option value="ORTHOPEDIC" {% if request.GET.room_type == 'ORTHOPEDIC' %}selected{% endif %}>Orthopedic</option>
                        <option value="TRAUMA" {% if request.GET.room_type == 'TRAUMA' %}selected{% endif %}>Trauma</option>
                        <option value="EMERGENCY" {% if request.GET.room_type == 'EMERGENCY' %}selected{% endif %}>Emergency</option>
                    </select>
                </div>
                <div class="col-md-2">
                    <label for="floor" class="form-label">Floor</label>
                    <select class="form-select" id="floor" name="floor">
                        <option value="">All Floors</option>
                        {% for floor in available_floors %}
                        <option value="{{ floor }}" {% if request.GET.floor == floor|stringformat:"s" %}selected{% endif %}>Floor {{ floor }}</option>
                        {% endfor %}
                    </select>
                </div>
                <div class="col-md-3">
                    <label class="form-label">&nbsp;</label>
                    <div class="d-flex gap-2">
                        <button type="submit" class="btn btn-primary">
                            <i class="fas fa-search me-2"></i>Filter
                        </button>
                        <a href="{% url 'operating_theatre:operating_room_list' %}" class="btn btn-outline-secondary">
                            <i class="fas fa-times me-2"></i>Clear
                        </a>
                    </div>
                </div>
            </form>
        </div>
    </div>

    <!-- Operating Rooms List -->
    <div class="card">
        <div class="card-header">
            <div class="d-flex justify-content-between align-items-center">
                <h5 class="mb-0">
                    <i class="fas fa-list me-2"></i>Operating Rooms
                    <span class="badge bg-secondary ms-2">{{ page_obj.paginator.count }} total</span>
                </h5>
                <div class="d-flex gap-2">
                    <div class="form-check form-switch">
                        <input class="form-check-input" type="checkbox" id="autoRefresh">
                        <label class="form-check-label" for="autoRefresh">Auto Refresh</label>
                    </div>
                    <button class="btn btn-outline-primary btn-sm" onclick="refreshData()">
                        <i class="fas fa-sync-alt"></i>
                    </button>
                </div>
            </div>
        </div>
        <div class="card-body p-0">
            {% if object_list %}
                <div class="table-responsive">
                    <table class="table table-hover mb-0">
                        <thead class="table-light">
                            <tr>
                                <th>
                                    <input type="checkbox" id="selectAll" class="form-check-input">
                                </th>
                                <th>Room</th>
                                <th>Type</th>
                                <th>Status</th>
                                <th>Current Case</th>
                                <th>Capabilities</th>
                                <th>Floor</th>
                                <th>Actions</th>
                            </tr>
                        </thead>
                        <tbody>
                            {% for room in object_list %}
                            <tr>
                                <td>
                                    <input type="checkbox" class="form-check-input room-checkbox" value="{{ room.pk }}">
                                </td>
                                <td>
                                    <div class="d-flex align-items-center">
                                        <div class="bg-primary bg-gradient rounded-circle d-flex align-items-center justify-content-center me-3" style="width: 40px; height: 40px;">
                                            <i class="fas fa-procedures text-white"></i>
                                        </div>
                                        <div>
                                            <div class="fw-semibold">{{ room.room_number }}</div>
                                            <small class="text-muted">{{ room.room_name }}</small>
                                        </div>
                                    </div>
                                </td>
                                <td>
                                    <span class="badge bg-info">{{ room.get_room_type_display }}</span>
                                </td>
                                <td>
                                    <span class="badge bg-{% if room.status == 'AVAILABLE' %}success{% elif room.status == 'OCCUPIED' %}warning{% elif room.status == 'MAINTENANCE' %}danger{% else %}secondary{% endif %}">
                                        {{ room.get_status_display }}
                                    </span>
                                </td>
                                <td>
                                    {% if room.current_case %}
                                        <div class="small">
                                            <div class="fw-semibold">{{ room.current_case.primary_procedure|truncatechars:30 }}</div>
                                            <div class="text-muted">{{ room.current_case.patient.get_full_name }}</div>
                                        </div>
                                    {% else %}
                                        <span class="text-muted">No active case</span>
                                    {% endif %}
                                </td>
                                <td>
                                    <div class="d-flex gap-1">
                                        {% if room.supports_robotic %}
                                            <span class="badge bg-primary" title="Robotic Surgery">R</span>
                                        {% endif %}
                                        {% if room.supports_laparoscopic %}
                                            <span class="badge bg-info" title="Laparoscopic">L</span>
                                        {% endif %}
                                        {% if room.has_c_arm %}
                                            <span class="badge bg-warning" title="C-Arm">C</span>
                                        {% endif %}
                                        {% if room.supports_microscopy %}
                                            <span class="badge bg-success" title="Microscopy">M</span>
                                        {% endif %}
                                    </div>
                                </td>
                                <td>
                                    <span class="badge bg-secondary">Floor {{ room.floor_number }}</span>
                                </td>
                                <td>
                                    <div class="btn-group">
                                        <a href="{% url 'operating_theatre:operating_room_detail' room.pk %}" 
                                           class="btn btn-outline-primary btn-sm" title="View Details">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        <a href="{% url 'operating_theatre:operating_room_update' room.pk %}" 
                                           class="btn btn-outline-secondary btn-sm" title="Edit">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                        <div class="btn-group">
                                            <button type="button" class="btn btn-outline-secondary btn-sm dropdown-toggle dropdown-toggle-split" 
                                                    data-bs-toggle="dropdown">
                                                <span class="visually-hidden">Toggle Dropdown</span>
                                            </button>
                                            <ul class="dropdown-menu">
                                                <li><a class="dropdown-item" href="#" onclick="updateRoomStatus({{ room.pk }}, 'AVAILABLE')">
                                                    <i class="fas fa-check-circle me-2 text-success"></i>Set Available
                                                </a></li>
                                                <li><a class="dropdown-item" href="#" onclick="updateRoomStatus({{ room.pk }}, 'CLEANING')">
                                                    <i class="fas fa-broom me-2 text-info"></i>Set Cleaning
                                                </a></li>
                                                <li><a class="dropdown-item" href="#" onclick="updateRoomStatus({{ room.pk }}, 'MAINTENANCE')">
                                                    <i class="fas fa-tools me-2 text-warning"></i>Set Maintenance
                                                </a></li>
                                                <li><hr class="dropdown-divider"></li>
                                                <li><a class="dropdown-item text-danger" href="{% url 'operating_theatre:operating_room_delete' room.pk %}">
                                                    <i class="fas fa-trash me-2"></i>Delete
                                                </a></li>
                                            </ul>
                                        </div>
                                    </div>
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>

                <!-- Pagination -->
                {% if is_paginated %}
                <div class="card-footer">
                    <div class="d-flex justify-content-between align-items-center">
                        <div class="text-muted">
                            Showing {{ page_obj.start_index }} to {{ page_obj.end_index }} of {{ page_obj.paginator.count }} rooms
                        </div>
                        <nav>
                            <ul class="pagination pagination-sm mb-0">
                                {% if page_obj.has_previous %}
                                    <li class="page-item">
                                        <a class="page-link" href="?{% for key, value in request.GET.items %}{% if key != 'page' %}{{ key }}={{ value }}&{% endif %}{% endfor %}page=1">First</a>
                                    </li>
                                    <li class="page-item">
                                        <a class="page-link" href="?{% for key, value in request.GET.items %}{% if key != 'page' %}{{ key }}={{ value }}&{% endif %}{% endfor %}page={{ page_obj.previous_page_number }}">Previous</a>
                                    </li>
                                {% endif %}
                                
                                {% for num in page_obj.paginator.page_range %}
                                    {% if page_obj.number == num %}
                                        <li class="page-item active">
                                            <span class="page-link">{{ num }}</span>
                                        </li>
                                    {% elif num > page_obj.number|add:'-3' and num < page_obj.number|add:'3' %}
                                        <li class="page-item">
                                            <a class="page-link" href="?{% for key, value in request.GET.items %}{% if key != 'page' %}{{ key }}={{ value }}&{% endif %}{% endfor %}page={{ num }}">{{ num }}</a>
                                        </li>
                                    {% endif %}
                                {% endfor %}
                                
                                {% if page_obj.has_next %}
                                    <li class="page-item">
                                        <a class="page-link" href="?{% for key, value in request.GET.items %}{% if key != 'page' %}{{ key }}={{ value }}&{% endif %}{% endfor %}page={{ page_obj.next_page_number }}">Next</a>
                                    </li>
                                    <li class="page-item">
                                        <a class="page-link" href="?{% for key, value in request.GET.items %}{% if key != 'page' %}{{ key }}={{ value }}&{% endif %}{% endfor %}page={{ page_obj.paginator.num_pages }}">Last</a>
                                    </li>
                                {% endif %}
                            </ul>
                        </nav>
                    </div>
                </div>
                {% endif %}
            {% else %}
                <div class="text-center py-5">
                    <i class="fas fa-procedures fa-3x text-muted mb-3"></i>
                    <h5 class="text-muted">No Operating Rooms Found</h5>
                    <p class="text-muted">No operating rooms match your current filters.</p>
                    <a href="{% url 'operating_theatre:operating_room_create' %}" class="btn btn-primary">
                        <i class="fas fa-plus me-2"></i>Add First Operating Room
                    </a>
                </div>
            {% endif %}
        </div>
    </div>
</div>

<script>
// Auto-refresh functionality
let autoRefreshInterval;
document.getElementById('autoRefresh').addEventListener('change', function() {
    if (this.checked) {
        autoRefreshInterval = setInterval(refreshData, 30000);
    } else {
        clearInterval(autoRefreshInterval);
    }
});

function refreshData() {
    htmx.trigger('[hx-get]', 'refresh');
    location.reload();
}

// Select all functionality
document.getElementById('selectAll').addEventListener('change', function() {
    const checkboxes = document.querySelectorAll('.room-checkbox');
    checkboxes.forEach(checkbox => {
        checkbox.checked = this.checked;
    });
});

// Export functionality
function exportData(format) {
    const selectedRooms = Array.from(document.querySelectorAll('.room-checkbox:checked')).map(cb => cb.value);
    const params = new URLSearchParams(window.location.search);
    params.set('export', format);
    if (selectedRooms.length > 0) {
        params.set('selected', selectedRooms.join(','));
    }
    window.open(`${window.location.pathname}?${params.toString()}`);
}

// Bulk status update
function bulkStatusUpdate() {
    const selectedRooms = Array.from(document.querySelectorAll('.room-checkbox:checked')).map(cb => cb.value);
    if (selectedRooms.length === 0) {
        alert('Please select at least one room.');
        return;
    }
    
    const status = prompt('Enter new status (AVAILABLE, CLEANING, MAINTENANCE, OUT_OF_ORDER):');
    if (status) {
        // Implementation for bulk status update
        console.log('Bulk update rooms:', selectedRooms, 'to status:', status);
    }
}

// Update room status
function updateRoomStatus(roomId, status) {
    if (confirm(`Are you sure you want to set this room to ${status}?`)) {
        fetch(`{% url 'operating_theatre:update_room_status' 0 %}`.replace('0', roomId), {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value
            },
            body: JSON.stringify({status: status})
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                location.reload();
            } else {
                alert('Error updating room status: ' + data.error);
            }
        })
        .catch(error => {
            console.error('Error:', error);
            alert('Error updating room status');
        });
    }
}

// Real-time search
document.getElementById('search').addEventListener('input', function() {
    clearTimeout(this.searchTimeout);
    this.searchTimeout = setTimeout(() => {
        document.getElementById('filterForm').submit();
    }, 500);
});

// Keyboard shortcuts
document.addEventListener('keydown', function(e) {
    if (e.ctrlKey || e.metaKey) {
        switch(e.key) {
            case 'n':
                e.preventDefault();
                window.location.href = "{% url 'operating_theatre:operating_room_create' %}";
                break;
            case 'r':
                e.preventDefault();
                refreshData();
                break;
        }
    }
});
</script>

<style>
.bg-gradient {
    background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
}

.opacity-50 {
    opacity: 0.5;
}

.btn:hover {
    transform: translateY(-1px);
    transition: transform 0.2s ease-in-out;
}

.table th {
    border-top: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.badge {
    font-size: 0.7rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .d-flex.justify-content-between {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn-group {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .fa-3x {
        font-size: 2em;
    }
}
</style>
{% endblock %}