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

{% block title %}{{ object.name }} - Equipment Details{% endblock %}

{% block content %}
<div class="d-flex align-items-center mb-3">
    <div>
        <ol class="breadcrumb">
            <li class="breadcrumb-item"><a href="{% url 'radiology:dashboard' %}">Radiology</a></li>
            <li class="breadcrumb-item"><a href="{% url 'radiology:equipment_list' %}">Equipment</a></li>
            <li class="breadcrumb-item active">{{ object.name }}</li>
        </ol>
        <h1 class="page-header mb-0">{{ object.name }}</h1>
    </div>
    <div class="ms-auto">
        <a href="{% url 'radiology:equipment_update' object.pk %}" class="btn btn-primary">
            <i class="fas fa-edit me-2"></i>Edit Equipment
        </a>
    </div>
</div>

<div class="row">
    <div class="col-xl-8">
        <!-- Equipment Information -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">
                    <i class="fas fa-x-ray me-2"></i>
                    Equipment Information
                </h4>
                <div class="card-toolbar">
                    <span class="badge bg-{% if object.status == 'operational' %}success{% elif object.status == 'maintenance' %}warning{% elif object.status == 'offline' %}danger{% else %}secondary{% endif %} fs-6">
                        {{ object.get_status_display }}
                    </span>
                </div>
            </div>
            <div class="card-body">
                <div class="row">
                    <div class="col-md-6">
                        <table class="table table-borderless">
                            <tr>
                                <td class="fw-bold text-muted">Equipment Name:</td>
                                <td>{{ object.name }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Modality:</td>
                                <td>{{ object.get_modality_display }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Manufacturer:</td>
                                <td>{{ object.manufacturer|default:"Not specified" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Model:</td>
                                <td>{{ object.model|default:"Not specified" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Serial Number:</td>
                                <td>{{ object.serial_number|default:"Not specified" }}</td>
                            </tr>
                        </table>
                    </div>
                    <div class="col-md-6">
                        <table class="table table-borderless">
                            <tr>
                                <td class="fw-bold text-muted">Location:</td>
                                <td>{{ object.location|default:"Not specified" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Installation Date:</td>
                                <td>{{ object.installation_date|date:"M d, Y"|default:"Unknown" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Warranty Expires:</td>
                                <td>
                                    {% if object.warranty_expiry %}
                                        <span class="{% if object.warranty_expired %}text-danger{% elif object.warranty_expiring_soon %}text-warning{% else %}text-success{% endif %}">
                                            {{ object.warranty_expiry|date:"M d, Y" }}
                                        </span>
                                    {% else %}
                                        Not specified
                                    {% endif %}
                                </td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Asset Tag:</td>
                                <td>{{ object.asset_tag|default:"Not assigned" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold text-muted">Purchase Cost:</td>
                                <td>{{ object.purchase_cost|default:"Not specified" }}</td>
                            </tr>
                        </table>
                    </div>
                </div>
            </div>
        </div>

        <!-- Usage Statistics -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">
                    <i class="fas fa-chart-bar me-2"></i>
                    Usage Statistics
                </h4>
            </div>
            <div class="card-body">
                <div class="row text-center mb-4">
                    <div class="col-md-3">
                        <div class="card bg-light">
                            <div class="card-body">
                                <h3 class="text-primary">{{ object.studies_today|default:0 }}</h3>
                                <p class="mb-0">Studies Today</p>
                            </div>
                        </div>
                    </div>
                    <div class="col-md-3">
                        <div class="card bg-light">
                            <div class="card-body">
                                <h3 class="text-info">{{ object.studies_this_week|default:0 }}</h3>
                                <p class="mb-0">This Week</p>
                            </div>
                        </div>
                    </div>
                    <div class="col-md-3">
                        <div class="card bg-light">
                            <div class="card-body">
                                <h3 class="text-success">{{ object.studies_this_month|default:0 }}</h3>
                                <p class="mb-0">This Month</p>
                            </div>
                        </div>
                    </div>
                    <div class="col-md-3">
                        <div class="card bg-light">
                            <div class="card-body">
                                <h3 class="text-warning">{{ object.utilization_rate|default:0 }}%</h3>
                                <p class="mb-0">Utilization</p>
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Usage Chart Placeholder -->
                <div class="text-center">
                    <canvas id="usageChart" width="400" height="200"></canvas>
                </div>
            </div>
        </div>

        <!-- Maintenance History -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">
                    <i class="fas fa-wrench me-2"></i>
                    Maintenance History
                </h4>
                <div class="card-toolbar">
                    <button type="button" class="btn btn-sm btn-primary" onclick="scheduleService()">
                        <i class="fas fa-plus me-1"></i>Schedule Service
                    </button>
                </div>
            </div>
            <div class="card-body">
                {% if object.maintenance_records.all %}
                <div class="table-responsive">
                    <table class="table table-hover">
                        <thead>
                            <tr>
                                <th>Date</th>
                                <th>Type</th>
                                <th>Description</th>
                                <th>Technician</th>
                                <th>Status</th>
                                <th>Cost</th>
                            </tr>
                        </thead>
                        <tbody>
                            {% for record in object.maintenance_records.all|slice:":5" %}
                            <tr>
                                <td>{{ record.date|date:"M d, Y" }}</td>
                                <td>
                                    <span class="badge bg-{% if record.type == 'preventive' %}info{% elif record.type == 'corrective' %}warning{% else %}secondary{% endif %}">
                                        {{ record.get_type_display }}
                                    </span>
                                </td>
                                <td>{{ record.description|truncatewords:10 }}</td>
                                <td>{{ record.technician|default:"Not specified" }}</td>
                                <td>
                                    <span class="badge bg-{% if record.status == 'completed' %}success{% elif record.status == 'in_progress' %}warning{% else %}secondary{% endif %}">
                                        {{ record.get_status_display }}
                                    </span>
                                </td>
                                <td>{{ record.cost|default:"N/A" }}</td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>
                {% if object.maintenance_records.count > 5 %}
                <div class="text-center">
                    <a href="#" class="btn btn-outline-primary btn-sm">View All Maintenance Records</a>
                </div>
                {% endif %}
                {% else %}
                <div class="text-center py-4">
                    <i class="fas fa-wrench fa-3x text-muted mb-3"></i>
                    <p class="text-muted">No maintenance records found.</p>
                    <button type="button" class="btn btn-primary" onclick="scheduleService()">
                        <i class="fas fa-plus me-2"></i>Schedule First Service
                    </button>
                </div>
                {% endif %}
            </div>
        </div>
    </div>

    <div class="col-xl-4">
        <!-- Quick Actions -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">Quick Actions</h4>
            </div>
            <div class="card-body">
                <div class="d-grid gap-2">
                    {% if object.status == 'operational' %}
                    <button type="button" class="btn btn-warning" onclick="takeOffline()">
                        <i class="fas fa-pause me-2"></i>Take Offline
                    </button>
                    {% elif object.status == 'offline' %}
                    <button type="button" class="btn btn-success" onclick="bringOnline()">
                        <i class="fas fa-play me-2"></i>Bring Online
                    </button>
                    {% endif %}
                    
                    <button type="button" class="btn btn-outline-primary" onclick="viewSchedule()">
                        <i class="fas fa-calendar me-2"></i>View Schedule
                    </button>
                    
                    <button type="button" class="btn btn-outline-info" onclick="generateReport()">
                        <i class="fas fa-chart-bar me-2"></i>Usage Report
                    </button>
                    
                    <button type="button" class="btn btn-outline-secondary" onclick="printQRCode()">
                        <i class="fas fa-qrcode me-2"></i>Print QR Code
                    </button>
                </div>
            </div>
        </div>

        <!-- Service Information -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">Service Information</h4>
            </div>
            <div class="card-body">
                <div class="mb-3">
                    <label class="form-label text-muted">Last Service Date</label>
                    <div class="fw-bold">
                        {% if object.last_service_date %}
                            {{ object.last_service_date|date:"M d, Y" }}
                            <small class="text-muted">({{ object.days_since_service }} days ago)</small>
                        {% else %}
                            <span class="text-warning">Never serviced</span>
                        {% endif %}
                    </div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Next Service Due</label>
                    <div class="fw-bold">
                        {% if object.next_service_date %}
                            <span class="{% if object.service_overdue %}text-danger{% elif object.service_due_soon %}text-warning{% else %}text-success{% endif %}">
                                {{ object.next_service_date|date:"M d, Y" }}
                            </span>
                            {% if object.service_overdue %}
                                <small class="text-danger">(Overdue)</small>
                            {% elif object.service_due_soon %}
                                <small class="text-warning">(Due Soon)</small>
                            {% endif %}
                        {% else %}
                            <span class="text-muted">Not scheduled</span>
                        {% endif %}
                    </div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Service Contract</label>
                    <div class="fw-bold">
                        {% if object.service_contract %}
                            <span class="text-success">Active</span>
                            <br><small class="text-muted">{{ object.service_provider }}</small>
                        {% else %}
                            <span class="text-warning">No Contract</span>
                        {% endif %}
                    </div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Downtime This Month</label>
                    <div class="fw-bold">
                        <span class="{% if object.downtime_hours > 24 %}text-danger{% elif object.downtime_hours > 8 %}text-warning{% else %}text-success{% endif %}">
                            {{ object.downtime_hours|default:0 }} hours
                        </span>
                    </div>
                </div>
            </div>
        </div>

        <!-- Technical Specifications -->
        <div class="card mb-4">
            <div class="card-header">
                <h4 class="card-title">Technical Specifications</h4>
            </div>
            <div class="card-body">
                {% if object.specifications %}
                <div class="mb-3">
                    <label class="form-label text-muted">Power Requirements</label>
                    <div>{{ object.specifications.power|default:"Not specified" }}</div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Dimensions</label>
                    <div>{{ object.specifications.dimensions|default:"Not specified" }}</div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Weight</label>
                    <div>{{ object.specifications.weight|default:"Not specified" }}</div>
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Software Version</label>
                    <div>{{ object.specifications.software_version|default:"Not specified" }}</div>
                </div>
                {% else %}
                <p class="text-muted">No technical specifications available.</p>
                {% endif %}
            </div>
        </div>

        <!-- Contact Information -->
        <div class="card">
            <div class="card-header">
                <h4 class="card-title">Support Contacts</h4>
            </div>
            <div class="card-body">
                <div class="mb-3">
                    <label class="form-label text-muted">Service Provider</label>
                    <div class="fw-bold">{{ object.service_provider|default:"Not specified" }}</div>
                    {% if object.service_phone %}
                    <small class="text-muted">{{ object.service_phone }}</small>
                    {% endif %}
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Technical Support</label>
                    <div class="fw-bold">{{ object.tech_support_contact|default:"Not specified" }}</div>
                    {% if object.tech_support_phone %}
                    <small class="text-muted">{{ object.tech_support_phone }}</small>
                    {% endif %}
                </div>

                <div class="mb-3">
                    <label class="form-label text-muted">Emergency Contact</label>
                    <div class="fw-bold">{{ object.emergency_contact|default:"Not specified" }}</div>
                    {% if object.emergency_phone %}
                    <small class="text-muted">{{ object.emergency_phone }}</small>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>
</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Initialize usage chart
    const ctx = document.getElementById('usageChart').getContext('2d');
    
    // Sample data - replace with actual data from backend
    const usageData = {
        labels: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
        datasets: [{
            label: 'Studies',
            data: [12, 19, 15, 17, 14, 8, 6],
            borderColor: 'rgb(75, 192, 192)',
            backgroundColor: 'rgba(75, 192, 192, 0.2)',
            tension: 0.1
        }]
    };

    new Chart(ctx, {
        type: 'line',
        data: usageData,
        options: {
            responsive: true,
            plugins: {
                title: {
                    display: true,
                    text: 'Weekly Usage Pattern'
                }
            },
            scales: {
                y: {
                    beginAtZero: true
                }
            }
        }
    });
});

function takeOffline() {
    if (confirm('Take this equipment offline? This will prevent new studies from being scheduled.')) {
        updateEquipmentStatus('offline');
    }
}

function bringOnline() {
    if (confirm('Bring this equipment online? It will be available for scheduling.')) {
        updateEquipmentStatus('operational');
    }
}

function updateEquipmentStatus(status) {
    fetch('{% url "radiology:equipment_detail" object.pk %}', {
        method: 'PATCH',
        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 equipment status');
        }
    });
}

function scheduleService() {
    window.location.href = '{% url "radiology:equipment_detail" object.pk %}?action=schedule_service';
}

function viewSchedule() {
    window.open('/radiology/equipment/{{ object.pk }}/schedule/', '_blank');
}

function generateReport() {
    window.open('/radiology/equipment/{{ object.pk }}/report/', '_blank');
}

function printQRCode() {
    window.open('/radiology/equipment/{{ object.pk }}/qr-code/', '_blank');
}
</script>
{% endblock %}