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

{% block title %}Problem List - {{ block.super }}{% endblock %}

{% block content %}
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-header">
                    <h4 class="card-title mb-0">
                        <i class="fas fa-list me-2"></i>Problem List Management
                    </h4>
                </div>
                
                <div class="card-body">
                    <!-- Filters -->
                    <div class="row mb-3">
                        <div class="col-md-2">
                            <select name="problem_type" class="form-select">
                                <option value="">All Types</option>
                                {% for value, label in problem_types %}
                                <option value="{{ value }}">{{ label }}</option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-2">
                            <select name="status" class="form-select">
                                <option value="">All Status</option>
                                {% for value, label in problem_statuses %}
                                <option value="{{ value }}">{{ label }}</option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-2">
                            <select name="priority" class="form-select">
                                <option value="">All Priorities</option>
                                {% for value, label in priorities %}
                                <option value="{{ value }}">{{ label }}</option>
                                {% endfor %}
                            </select>
                        </div>
                        <div class="col-md-4">
                            <input type="text" name="search" class="form-control" placeholder="Search patients, problems, codes...">
                        </div>
                        <div class="col-md-2">
                            <button type="submit" class="btn btn-primary w-100">
                                <i class="fas fa-search"></i>
                            </button>
                        </div>
                    </div>
                    
                    <!-- Problems Table -->
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th>Patient</th>
                                    <th>Problem</th>
                                    <th>Type</th>
                                    <th>Priority</th>
                                    <th>Status</th>
                                    <th>Onset Date</th>
                                    <th>Diagnosed By</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for problem in problems %}
                                <tr>
                                    <td>
                                        <strong>{{ problem.patient.get_full_name }}</strong><br>
                                        <small class="text-muted">
                                            MRN: {{ problem.patient.mrn }} • 
                                            {{ problem.patient.age }}y {{ problem.patient.get_gender_display }}
                                        </small>
                                    </td>
                                    <td>
                                        <strong>{{ problem.problem_name }}</strong>
                                        {% if problem.problem_code %}
                                            <br><small class="text-muted">Code: {{ problem.problem_code }}</small>
                                        {% endif %}
                                        {% if problem.description %}
                                            <br><small class="text-muted">{{ problem.description|truncatechars:50 }}</small>
                                        {% endif %}
                                    </td>
                                    <td>{{ problem.get_problem_type_display }}</td>
                                    <td>
                                        {% if problem.priority == 'HIGH' %}
                                            <span class="badge bg-danger">High</span>
                                        {% elif problem.priority == 'MEDIUM' %}
                                            <span class="badge bg-warning">Medium</span>
                                        {% else %}
                                            <span class="badge bg-info">Low</span>
                                        {% endif %}
                                    </td>
                                    <td>
                                        {% if problem.status == 'ACTIVE' %}
                                            <span class="badge bg-success">Active</span>
                                        {% elif problem.status == 'RESOLVED' %}
                                            <span class="badge bg-secondary">Resolved</span>
                                        {% elif problem.status == 'INACTIVE' %}
                                            <span class="badge bg-secondary">Inactive</span>
                                        {% elif problem.status == 'RULED_OUT' %}
                                            <span class="badge bg-danger">Ruled Out</span>
                                        {% endif %}
                                    </td>
                                    <td>
                                        {{ problem.onset_date|date:"M d, Y" }}
                                        {% if problem.resolution_date %}
                                            <br><small class="text-muted">
                                                Resolved: {{ problem.resolution_date|date:"M d, Y" }}
                                            </small>
                                        {% endif %}
                                    </td>
                                    <td>
                                        {{ problem.diagnosing_provider.get_full_name }}
                                        {% if problem.managing_provider and problem.managing_provider != problem.diagnosing_provider %}
                                            <br><small class="text-muted">
                                                Managing: {{ problem.managing_provider.get_full_name }}
                                            </small>
                                        {% endif %}
                                    </td>
                                    <td>
                                        <div class="btn-group btn-group-sm">
                                            <button class="btn btn-outline-primary" title="View Details">
                                                <i class="fas fa-eye"></i>
                                            </button>
                                            {% if problem.status == 'ACTIVE' %}
                                            <button class="btn btn-outline-success" 
                                                    title="Mark Resolved"
                                                    hx-post="{% url 'emr:resolve_problem' problem.id %}"
                                                    hx-confirm="Mark this problem as resolved?"
                                                    hx-swap="none">
                                                <i class="fas fa-check"></i>
                                            </button>
                                            {% endif %}
                                            <button class="btn btn-outline-info" title="Care Plan">
                                                <i class="fas fa-clipboard-list"></i>
                                            </button>
                                            <button class="btn btn-outline-secondary" title="Notes">
                                                <i class="fas fa-sticky-note"></i>
                                            </button>
                                        </div>
                                    </td>
                                </tr>
                                {% empty %}
                                <tr>
                                    <td colspan="8" class="text-center py-4">
                                        <i class="fas fa-list fa-3x text-muted mb-3"></i>
                                        <h5 class="text-muted">No problems found</h5>
                                        <p class="text-muted">No problems match your current filters.</p>
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                    
                    <!-- Pagination -->
                    {% if is_paginated %}
                    <nav aria-label="Problem list pagination">
                        <ul class="pagination justify-content-center">
                            {% if page_obj.has_previous %}
                                <li class="page-item">
                                    <a class="page-link" href="?page=1">First</a>
                                </li>
                                <li class="page-item">
                                    <a class="page-link" href="?page={{ page_obj.previous_page_number }}">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 }}">Next</a>
                                </li>
                                <li class="page-item">
                                    <a class="page-link" href="?page={{ page_obj.paginator.num_pages }}">Last</a>
                                </li>
                            {% endif %}
                        </ul>
                    </nav>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}