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

{% block title %}Delete Vital Signs - EMR{% endblock %}

{% block content %}
<!-- BEGIN breadcrumb -->
<ol class="breadcrumb float-xl-end">
    <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
    <li class="breadcrumb-item"><a href="{% url 'emr:dashboard' %}">EMR</a></li>
    <li class="breadcrumb-item"><a href="{% url 'emr:vital_signs_list' %}">Vital Signs</a></li>
    <li class="breadcrumb-item active">Delete Confirmation</li>
</ol>
<!-- END breadcrumb -->

<!-- BEGIN page-header -->
<h1 class="page-header">
    Delete Vital Signs
    <small>Confirmation Required</small>
</h1>
<!-- END page-header -->

<div class="row justify-content-center">
    <div class="col-xl-8">
        <!-- BEGIN panel -->
        <div class="panel panel-inverse">
            <div class="panel-heading">
                <h4 class="panel-title">
                    <i class="fa fa-exclamation-triangle text-warning me-2"></i>
                    Confirm Vital Signs Deletion
                </h4>
            </div>
            <div class="panel-body">
                <!-- Warning Alert -->
                <div class="alert alert-warning d-flex align-items-center mb-4">
                    <i class="fa fa-exclamation-triangle fa-2x me-3"></i>
                    <div>
                        <h6 class="alert-heading mb-1">Warning: Permanent Deletion</h6>
                        <p class="mb-0">You are about to permanently delete vital signs measurements. This action cannot be undone and may affect patient care documentation.</p>
                    </div>
                </div>

                <!-- Vital Signs Information -->
                <div class="row mb-4">
                    <div class="col-md-6">
                        <h6 class="mb-3">Vital Signs Details</h6>
                        <table class="table table-borderless">
                            <tr>
                                <td class="fw-bold" width="140">Patient:</td>
                                <td>
                                    <a href="{% url 'patients:patient_detail' object.patient.pk %}" class="text-decoration-none">
                                        {{ object.patient.get_full_name }}
                                    </a>
                                    <br><small class="text-muted">{{ object.patient.medical_record_number }}</small>
                                </td>
                            </tr>
                            <tr>
                                <td class="fw-bold">Measurement ID:</td>
                                <td><code>{{ object.measurement_id }}</code></td>
                            </tr>
                            <tr>
                                <td class="fw-bold">Date/Time:</td>
                                <td>{{ object.measured_datetime|date:"M d, Y H:i" }}</td>
                            </tr>
                            <tr>
                                <td class="fw-bold">Measured By:</td>
                                <td>{{ object.measured_by.get_full_name }}</td>
                            </tr>
                            {% if object.verified_by %}
                            <tr>
                                <td class="fw-bold">Verified By:</td>
                                <td>{{ object.verified_by.get_full_name }}</td>
                            </tr>
                            {% endif %}
                        </table>
                    </div>
                    <div class="col-md-6">
                        <h6 class="mb-3">Measurements</h6>
                        <table class="table table-sm table-borderless">
                            {% if object.temperature %}
                            <tr>
                                <td class="fw-bold" width="120">Temperature:</td>
                                <td>{{ object.temperature }}°F ({{ object.get_temperature_method_display }})</td>
                            </tr>
                            {% endif %}
                            {% if object.blood_pressure %}
                            <tr>
                                <td class="fw-bold">Blood Pressure:</td>
                                <td>{{ object.blood_pressure }} mmHg</td>
                            </tr>
                            {% endif %}
                            {% if object.heart_rate %}
                            <tr>
                                <td class="fw-bold">Heart Rate:</td>
                                <td>{{ object.heart_rate }} bpm</td>
                            </tr>
                            {% endif %}
                            {% if object.respiratory_rate %}
                            <tr>
                                <td class="fw-bold">Respiratory Rate:</td>
                                <td>{{ object.respiratory_rate }} /min</td>
                            </tr>
                            {% endif %}
                            {% if object.oxygen_saturation %}
                            <tr>
                                <td class="fw-bold">Oxygen Saturation:</td>
                                <td>{{ object.oxygen_saturation }}% ({{ object.get_oxygen_delivery_display }})</td>
                            </tr>
                            {% endif %}
                            {% if object.pain_scale %}
                            <tr>
                                <td class="fw-bold">Pain Scale:</td>
                                <td>{{ object.pain_scale }}/10</td>
                            </tr>
                            {% endif %}
                            {% if object.weight %}
                            <tr>
                                <td class="fw-bold">Weight:</td>
                                <td>{{ object.weight }} lbs</td>
                            </tr>
                            {% endif %}
                            {% if object.height %}
                            <tr>
                                <td class="fw-bold">Height:</td>
                                <td>{{ object.height }} inches</td>
                            </tr>
                            {% endif %}
                            {% if object.bmi %}
                            <tr>
                                <td class="fw-bold">BMI:</td>
                                <td>{{ object.bmi }}</td>
                            </tr>
                            {% endif %}
                        </table>
                    </div>
                </div>

                <!-- Impact Assessment -->
                <div class="alert alert-info mb-4">
                    <h6 class="alert-heading">
                        <i class="fa fa-info-circle me-2"></i>Impact Assessment
                    </h6>
                    <ul class="mb-0">
                        <li><strong>Clinical Documentation:</strong> These vital signs will be permanently removed from the patient's medical record</li>
                        <li><strong>Trending Data:</strong> Removal may affect vital signs trending and analysis</li>
                        <li><strong>Quality Metrics:</strong> May impact quality reporting and compliance metrics</li>
                        {% if object.has_critical_values %}
                        <li><strong>Critical Values:</strong> <span class="text-warning">This measurement contains critical values that triggered alerts</span></li>
                        {% endif %}
                        {% if object.encounter %}
                        <li><strong>Encounter Documentation:</strong> Will affect the completeness of encounter {{ object.encounter.encounter_id }}</li>
                        {% endif %}
                    </ul>
                </div>

                <!-- Critical Values Warning -->
                {% if object.has_critical_values %}
                <div class="alert alert-danger mb-4">
                    <h6 class="alert-heading">
                        <i class="fa fa-exclamation-triangle me-2"></i>Critical Values Alert
                    </h6>
                    <p class="mb-2">This vital signs measurement contains critical values:</p>
                    <ul class="mb-0">
                        {% for critical in object.critical_values %}
                        <li>{{ critical }}</li>
                        {% endfor %}
                    </ul>
                    <p class="mt-2 mb-0"><strong>Deleting critical values may compromise patient safety documentation.</strong></p>
                </div>
                {% endif %}

                <!-- Alternative Actions -->
                <div class="card border-secondary mb-4">
                    <div class="card-header bg-light">
                        <h6 class="card-title mb-0">
                            <i class="fa fa-lightbulb me-2"></i>Alternative Actions
                        </h6>
                    </div>
                    <div class="card-body">
                        <p class="card-text">Consider these alternatives instead of deletion:</p>
                        <div class="row">
                            <div class="col-md-6">
                                <ul class="list-unstyled">
                                    <li class="mb-2">
                                        <i class="fa fa-edit text-primary me-2"></i>
                                        <a href="{% url 'emr:vital_signs_update' object.pk %}" class="text-decoration-none">
                                            Edit and correct the measurements
                                        </a>
                                    </li>
                                    <li class="mb-2">
                                        <i class="fa fa-comment text-info me-2"></i>
                                        Add notes explaining any measurement issues
                                    </li>
                                </ul>
                            </div>
                            <div class="col-md-6">
                                <ul class="list-unstyled">
                                    <li class="mb-2">
                                        <i class="fa fa-plus text-success me-2"></i>
                                        <a href="{% url 'emr:vital_signs_create' %}?encounter={{ object.encounter.pk }}" class="text-decoration-none">
                                            Add corrected measurements
                                        </a>
                                    </li>
                                    <li class="mb-2">
                                        <i class="fa fa-flag text-warning me-2"></i>
                                        Flag for quality review instead
                                    </li>
                                </ul>
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Confirmation Form -->
                <form method="post" id="delete-form">
                    {% csrf_token %}
                    
                    <div class="card border-danger">
                        <div class="card-header bg-danger text-white">
                            <h6 class="card-title mb-0">
                                <i class="fa fa-trash me-2"></i>Deletion Confirmation
                            </h6>
                        </div>
                        <div class="card-body">
                            <div class="form-check mb-3">
                                <input class="form-check-input" type="checkbox" id="confirm-understanding" required>
                                <label class="form-check-label" for="confirm-understanding">
                                    I understand that this action will permanently delete the vital signs measurements and cannot be undone
                                </label>
                            </div>
                            
                            <div class="form-check mb-3">
                                <input class="form-check-input" type="checkbox" id="confirm-impact" required>
                                <label class="form-check-label" for="confirm-impact">
                                    I acknowledge the potential impact on patient care documentation and quality metrics
                                </label>
                            </div>
                            
                            {% if object.has_critical_values %}
                            <div class="form-check mb-3">
                                <input class="form-check-input" type="checkbox" id="confirm-critical" required>
                                <label class="form-check-label" for="confirm-critical">
                                    I acknowledge that this measurement contains critical values and understand the safety implications
                                </label>
                            </div>
                            {% endif %}
                            
                            <div class="mb-3">
                                <label class="form-label">Reason for Deletion <span class="text-danger">*</span></label>
                                <select class="form-select" name="deletion_reason" required>
                                    <option value="">Select reason...</option>
                                    <option value="DUPLICATE_ENTRY">Duplicate entry</option>
                                    <option value="MEASUREMENT_ERROR">Measurement error</option>
                                    <option value="WRONG_PATIENT">Wrong patient</option>
                                    <option value="DEVICE_MALFUNCTION">Device malfunction</option>
                                    <option value="DATA_ENTRY_ERROR">Data entry error</option>
                                    <option value="QUALITY_ISSUE">Quality issue</option>
                                    <option value="OTHER">Other</option>
                                </select>
                            </div>
                            
                            <div class="mb-3">
                                <label class="form-label">Additional Notes</label>
                                <textarea class="form-control" name="deletion_notes" rows="3" 
                                         placeholder="Provide additional details about why this deletion is necessary..."></textarea>
                            </div>
                        </div>
                    </div>

                    <!-- Action Buttons -->
                    <div class="d-flex justify-content-between mt-4">
                        <div>
                            <a href="{% url 'emr:vital_signs_detail' object.pk %}" class="btn btn-secondary">
                                <i class="fa fa-arrow-left me-2"></i>Cancel
                            </a>
                            <a href="{% url 'emr:vital_signs_update' object.pk %}" class="btn btn-primary ms-2">
                                <i class="fa fa-edit me-2"></i>Edit Instead
                            </a>
                        </div>
                        <button type="submit" class="btn btn-danger" id="delete-btn" disabled>
                            <i class="fa fa-trash me-2"></i>Permanently Delete Vital Signs
                        </button>
                    </div>
                </form>
            </div>
        </div>
        <!-- END panel -->
    </div>
</div>
{% endblock %}

{% block js %}
<script>
$(document).ready(function() {
    // Enable/disable delete button based on checkboxes
    function updateDeleteButton() {
        var allChecked = true;
        $('input[type="checkbox"][required]').each(function() {
            if (!$(this).is(':checked')) {
                allChecked = false;
                return false;
            }
        });
        
        var reasonSelected = $('select[name="deletion_reason"]').val() !== '';
        
        $('#delete-btn').prop('disabled', !(allChecked && reasonSelected));
    }
    
    // Check on checkbox change
    $('input[type="checkbox"], select[name="deletion_reason"]').on('change', updateDeleteButton);
    
    // Form submission confirmation
    $('#delete-form').on('submit', function(e) {
        if (!confirm('Are you absolutely sure you want to permanently delete these vital signs? This action cannot be undone.')) {
            e.preventDefault();
        }
    });
    
    // Auto-focus on first checkbox
    $('#confirm-understanding').focus();
});
</script>
{% endblock %}