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

{% block title %}Surgical Cases{% endblock %}

{% block content %}
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h1 class="h3 mb-0">Surgical Cases</h1>
                <a href="{% url 'operating_theatre:surgical_case_create' %}" class="btn btn-primary">
                    <i class="fas fa-plus"></i> New Case
                </a>
            </div>
        </div>
    </div>

    <!-- Search and Filter Form -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="card">
                <div class="card-body">
                    <form method="get" class="row">
                        <div class="col-md-3">
                            <input type="text" name="search" class="form-control" 
                                   placeholder="Search cases..." value="{{ request.GET.search }}">
                        </div>
                        <div class="col-md-2">
                            <select name="status" class="form-control">
                                <option value="">All Statuses</option>
                                {% for value, label in statuses %}
                                    <option value="{{ value }}" {% if request.GET.status == value %}selected{% endif %}>
                                        {{ label }}
                                    </option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-2">
                            <select name="priority" class="form-control">
                                <option value="">All Priorities</option>
                                {% for value, label in priorities %}
                                    <option value="{{ value }}" {% if request.GET.priority == value %}selected{% endif %}>
                                        {{ label }}
                                    </option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-2">
                            <select name="room" class="form-control">
                                <option value="">All Rooms</option>
                                {% for room in operating_rooms %}
                                    <option value="{{ room.pk }}" {% if request.GET.room == room.pk|stringformat:"s" %}selected{% endif %}>
                                        {{ room.room_number }}
                                    </option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-3">
                            <button type="submit" class="btn btn-outline-primary">
                                <i class="fas fa-search"></i> Search
                            </button>
                            <a href="{% url 'operating_theatre:surgical_case_list' %}" class="btn btn-outline-secondary">
                                <i class="fas fa-times"></i> Clear
                            </a>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>

    <!-- Cases Table -->
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-body">
                    {% if surgical_cases %}
                        <div class="table-responsive">
                            <table class="table table-striped">
                                <thead>
                                    <tr>
                                        <th>Patient</th>
                                        <th>Procedure</th>
                                        <th>Surgeon</th>
                                        <th>Room</th>
                                        <th>Scheduled</th>
                                        <th>Priority</th>
                                        <th>Status</th>
                                        <th>Actions</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    {% for case in surgical_cases %}
                                    <tr>
                                        <td>
                                            <a href="{% url 'operating_theatre:surgical_case_detail' case.pk %}">
                                                <strong>{{ case.patient.first_name }} {{ case.patient.last_name }}</strong>
                                            </a>
                                            <br><small class="text-muted">MRN: {{ case.patient.mrn }}</small>
                                        </td>
                                        <td>
                                            {{ case.procedure_name }}
                                            {% if case.procedure_code %}
                                                <br><small class="text-muted">{{ case.procedure_code }}</small>
                                            {% endif %}
                                        </td>
                                        <td>
                                            {% if case.primary_surgeon %}
                                                {{ case.primary_surgeon.first_name }} {{ case.primary_surgeon.last_name }}
                                            {% else %}
                                                <span class="text-muted">N/A</span>
                                            {% endif %}
                                        </td>
                                        <td>
                                            {% if case.operating_room %}
                                                {{ case.operating_room.room_number }}
                                            {% else %}
                                                <span class="text-muted">TBD</span>
                                            {% endif %}
                                        </td>
                                        <td>
                                            {{ case.scheduled_start_time|date:"M d, Y H:i" }}
                                            {% if case.estimated_duration_minutes %}
                                                <br><small class="text-muted">Est: {{ case.estimated_duration_minutes }}min</small>
                                            {% endif %}
                                        </td>
                                        <td>
                                            <span class="badge badge-{% if case.priority == 'EMERGENCY' %}danger{% elif case.priority == 'URGENT' %}warning{% elif case.priority == 'HIGH' %}info{% else %}secondary{% endif %}">
                                                {{ case.get_priority_display }}
                                            </span>
                                        </td>
                                        <td>
                                            <span class="badge badge-{% if case.status == 'SCHEDULED' %}info{% elif case.status == 'IN_PROGRESS' %}warning{% elif case.status == 'COMPLETED' %}success{% elif case.status == 'CANCELLED' %}danger{% else %}secondary{% endif %}">
                                                {{ case.get_status_display }}
                                            </span>
                                        </td>
                                        <td>
                                            <div class="btn-group btn-group-sm" role="group">
                                                <a href="{% url 'operating_theatre:surgical_case_detail' case.pk %}" 
                                                   class="btn btn-outline-info" title="View Details">
                                                    <i class="fas fa-eye"></i>
                                                </a>
                                                {% if case.status in 'SCHEDULED,IN_PROGRESS' %}
                                                <a href="{% url 'operating_theatre:surgical_case_update' case.pk %}" 
                                                   class="btn btn-outline-primary" title="Update">
                                                    <i class="fas fa-edit"></i>
                                                </a>
                                                {% endif %}
                                                {% if case.status == 'SCHEDULED' %}
                                                <button type="button" class="btn btn-outline-success" 
                                                        title="Start Case" data-toggle="modal" 
                                                        data-target="#startCaseModal{{ case.pk }}">
                                                    <i class="fas fa-play"></i>
                                                </button>
                                                {% elif case.status == 'IN_PROGRESS' %}
                                                <button type="button" class="btn btn-outline-warning" 
                                                        title="Complete Case" data-toggle="modal" 
                                                        data-target="#completeCaseModal{{ case.pk }}">
                                                    <i class="fas fa-check"></i>
                                                </button>
                                                {% endif %}
                                            </div>
                                        </td>
                                    </tr>
                                    {% endfor %}
                                </tbody>
                            </table>
                        </div>

                        <!-- Pagination -->
                        {% if is_paginated %}
                        <nav aria-label="Page navigation">
                            <ul class="pagination justify-content-center">
                                {% if page_obj.has_previous %}
                                    <li class="page-item">
                                        <a class="page-link" href="?page=1{% for key, value in request.GET.items %}{% if key != 'page' %}&{{ key }}={{ value }}{% endif %}{% endfor %}">First</a>
                                    </li>
                                    <li class="page-item">
                                        <a class="page-link" href="?page={{ page_obj.previous_page_number }}{% for key, value in request.GET.items %}{% if key != 'page' %}&{{ key }}={{ value }}{% endif %}{% endfor %}">Previous</a>
                                    </li>
                                {% endif %}

                                <li class="page-item active">
                                    <span class="page-link">
                                        Page {{ page_obj.number }} of {{ page_obj.paginator.num_pages }}
                                    </span>
                                </li>

                                {% if page_obj.has_next %}
                                    <li class="page-item">
                                        <a class="page-link" href="?page={{ page_obj.next_page_number }}{% for key, value in request.GET.items %}{% if key != 'page' %}&{{ key }}={{ value }}{% endif %}{% endfor %}">Next</a>
                                    </li>
                                    <li class="page-item">
                                        <a class="page-link" href="?page={{ page_obj.paginator.num_pages }}{% for key, value in request.GET.items %}{% if key != 'page' %}&{{ key }}={{ value }}{% endif %}{% endfor %}">Last</a>
                                    </li>
                                {% endif %}
                            </ul>
                        </nav>
                        {% endif %}
                    {% else %}
                        <div class="text-center py-4">
                            <i class="fas fa-user-md fa-3x text-muted mb-3"></i>
                            <h5 class="text-muted">No surgical cases found</h5>
                            <p class="text-muted">Start by creating your first surgical case.</p>
                            <a href="{% url 'operating_theatre:surgical_case_create' %}" class="btn btn-primary">
                                <i class="fas fa-plus"></i> Create First Case
                            </a>
                        </div>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Start Case Modals -->
{% for case in surgical_cases %}
{% if case.status == 'SCHEDULED' %}
<div class="modal fade" id="startCaseModal{{ case.pk }}" tabindex="-1" role="dialog">
    <div class="modal-dialog" role="document">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Start Surgical Case</h5>
                <button type="button" class="close" data-dismiss="modal">
                    <span>&times;</span>
                </button>
            </div>
            <form method="post" action="{% url 'operating_theatre:start_case' case.pk %}">
                {% csrf_token %}
                <div class="modal-body">
                    <div class="form-group">
                        <label>Patient:</label>
                        <p><strong>{{ case.patient.first_name }} {{ case.patient.last_name }}</strong></p>
                    </div>
                    <div class="form-group">
                        <label>Procedure:</label>
                        <p>{{ case.procedure_name }}</p>
                    </div>
                    <div class="form-group">
                        <label>Operating Room:</label>
                        <p>{{ case.operating_room.room_number }}</p>
                    </div>
                    <div class="alert alert-info">
                        <i class="fas fa-info-circle"></i>
                        This will mark the case as "In Progress" and update the room status.
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-success">Start Case</button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endif %}
{% endfor %}

<!-- Complete Case Modals -->
{% for case in surgical_cases %}
{% if case.status == 'IN_PROGRESS' %}
<div class="modal fade" id="completeCaseModal{{ case.pk }}" tabindex="-1" role="dialog">
    <div class="modal-dialog" role="document">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Complete Surgical Case</h5>
                <button type="button" class="close" data-dismiss="modal">
                    <span>&times;</span>
                </button>
            </div>
            <form method="post" action="{% url 'operating_theatre:complete_case' case.pk %}">
                {% csrf_token %}
                <div class="modal-body">
                    <div class="form-group">
                        <label>Patient:</label>
                        <p><strong>{{ case.patient.first_name }} {{ case.patient.last_name }}</strong></p>
                    </div>
                    <div class="form-group">
                        <label>Procedure:</label>
                        <p>{{ case.procedure_name }}</p>
                    </div>
                    {% if case.actual_start_time %}
                    <div class="form-group">
                        <label>Started:</label>
                        <p>{{ case.actual_start_time|date:"M d, Y H:i" }}</p>
                    </div>
                    {% endif %}
                    <div class="alert alert-warning">
                        <i class="fas fa-exclamation-triangle"></i>
                        This will mark the case as "Completed" and set the room to "Cleaning" status.
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-warning">Complete Case</button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endif %}
{% endfor %}
{% endblock %}