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

{% block title %}Delete Message - Communications{% endblock %}

{% block content %}
<div class="container-fluid">
    <!-- Breadcrumb -->
    <div class="row">
        <div class="col-12">
            <div class="page-title-box d-sm-flex align-items-center justify-content-between">
                <h4 class="mb-sm-0">Delete Message</h4>
                <div class="page-title-right">
                    <ol class="breadcrumb m-0">
                        <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
                        <li class="breadcrumb-item"><a href="{% url 'communications:dashboard' %}">Communications</a></li>
                        <li class="breadcrumb-item"><a href="{% url 'communications:message_list' %}">Messages</a></li>
                        <li class="breadcrumb-item active">Delete</li>
                    </ol>
                </div>
            </div>
        </div>
    </div>

    <div class="row justify-content-center">
        <div class="col-lg-8">
            <div class="card">
                <div class="card-header bg-danger text-white">
                    <h5 class="card-title mb-0">
                        <i class="fas fa-exclamation-triangle me-2"></i>
                        Confirm Message Deletion
                    </h5>
                </div>
                <div class="card-body">
                    <!-- Warning Message -->
                    <div class="alert alert-warning" role="alert">
                        <div class="d-flex">
                            <div class="flex-shrink-0">
                                <i class="fas fa-exclamation-triangle fa-2x"></i>
                            </div>
                            <div class="flex-grow-1 ms-3">
                                <h5 class="alert-heading">Warning: Permanent Action</h5>
                                <p class="mb-0">
                                    You are about to permanently delete this message. This action cannot be undone.
                                    All delivery logs and recipient information will also be removed.
                                </p>
                            </div>
                        </div>
                    </div>

                    <!-- Message Details -->
                    <div class="card bg-light">
                        <div class="card-body">
                            <h6 class="card-title">Message to be deleted:</h6>
                            <div class="row">
                                <div class="col-md-6">
                                    <div class="table-responsive">
                                        <table class="table table-borderless table-sm">
                                            <tr>
                                                <td class="fw-bold text-muted">Subject:</td>
                                                <td>{{ object.subject }}</td>
                                            </tr>
                                            <tr>
                                                <td class="fw-bold text-muted">Type:</td>
                                                <td>
                                                    <span class="badge bg-{% if object.message_type == 'EMAIL' %}info{% elif object.message_type == 'SMS' %}success{% elif object.message_type == 'PUSH' %}warning{% else %}secondary{% endif %}">
                                                        {{ object.get_message_type_display }}
                                                    </span>
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="fw-bold text-muted">Priority:</td>
                                                <td>
                                                    <span class="badge bg-{% if object.priority == 'CRITICAL' %}danger{% elif object.priority == 'URGENT' %}warning{% elif object.priority == 'HIGH' %}info{% else %}secondary{% endif %}">
                                                        {{ object.get_priority_display }}
                                                    </span>
                                                </td>
                                            </tr>
                                        </table>
                                    </div>
                                </div>
                                <div class="col-md-6">
                                    <div class="table-responsive">
                                        <table class="table table-borderless table-sm">
                                            <tr>
                                                <td class="fw-bold text-muted">Status:</td>
                                                <td>
                                                    <span class="badge bg-{% if object.status == 'SENT' %}success{% elif object.status == 'DELIVERED' %}primary{% elif object.status == 'FAILED' %}danger{% elif object.status == 'PENDING' %}warning{% else %}secondary{% endif %}">
                                                        {{ object.get_status_display }}
                                                    </span>
                                                </td>
                                            </tr>
                                            <tr>
                                                <td class="fw-bold text-muted">Recipients:</td>
                                                <td>{{ object.messagerecipient_set.count }} recipient{{ object.messagerecipient_set.count|pluralize }}</td>
                                            </tr>
                                            <tr>
                                                <td class="fw-bold text-muted">Created:</td>
                                                <td>{{ object.created_at|date:"M d, Y g:i A" }}</td>
                                            </tr>
                                        </table>
                                    </div>
                                </div>
                            </div>
                            
                            <!-- Message Content Preview -->
                            <div class="mt-3">
                                <h6 class="text-muted">Content Preview:</h6>
                                <div class="bg-white p-3 rounded border">
                                    {{ object.body|truncatewords:50|linebreaks }}
                                    {% if object.body|wordcount > 50 %}
                                        <small class="text-muted">[Content truncated...]</small>
                                    {% endif %}
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Impact Assessment -->
                    <div class="mt-4">
                        <h6 class="text-muted mb-3">Deletion Impact:</h6>
                        <div class="row">
                            <div class="col-md-4">
                                <div class="text-center p-3 bg-light rounded">
                                    <i class="fas fa-users fa-2x text-primary mb-2"></i>
                                    <h6>{{ object.messagerecipient_set.count }}</h6>
                                    <small class="text-muted">Recipients affected</small>
                                </div>
                            </div>
                            <div class="col-md-4">
                                <div class="text-center p-3 bg-light rounded">
                                    <i class="fas fa-history fa-2x text-info mb-2"></i>
                                    <h6>{{ delivery_logs_count|default:0 }}</h6>
                                    <small class="text-muted">Delivery logs</small>
                                </div>
                            </div>
                            <div class="col-md-4">
                                <div class="text-center p-3 bg-light rounded">
                                    <i class="fas fa-chart-line fa-2x text-success mb-2"></i>
                                    <h6>All</h6>
                                    <small class="text-muted">Analytics data</small>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Alternative Actions -->
                    <div class="mt-4">
                        <h6 class="text-muted mb-3">Consider these alternatives:</h6>
                        <div class="list-group">
                            {% if object.status == 'DRAFT' %}
                            <div class="list-group-item">
                                <div class="d-flex w-100 justify-content-between">
                                    <h6 class="mb-1">Edit Message</h6>
                                    <small>Recommended</small>
                                </div>
                                <p class="mb-1">Modify the message content instead of deleting it.</p>
                                <a href="{% url 'communications:message_update' object.pk %}" class="btn btn-sm btn-outline-primary">
                                    <i class="fas fa-edit me-1"></i>Edit Message
                                </a>
                            </div>
                            {% endif %}
                            
                            <div class="list-group-item">
                                <div class="d-flex w-100 justify-content-between">
                                    <h6 class="mb-1">Archive Message</h6>
                                    <small>Alternative</small>
                                </div>
                                <p class="mb-1">Keep the message but mark it as archived for future reference.</p>
                                <button class="btn btn-sm btn-outline-secondary" onclick="archiveMessage()">
                                    <i class="fas fa-archive me-1"></i>Archive Instead
                                </button>
                            </div>
                            
                            <div class="list-group-item">
                                <div class="d-flex w-100 justify-content-between">
                                    <h6 class="mb-1">Export Data</h6>
                                    <small>Backup</small>
                                </div>
                                <p class="mb-1">Download message data before deletion for your records.</p>
                                <button class="btn btn-sm btn-outline-info" onclick="exportMessage()">
                                    <i class="fas fa-download me-1"></i>Export First
                                </button>
                            </div>
                        </div>
                    </div>

                    <!-- Confirmation Form -->
                    <form method="post" class="mt-4">
                        {% csrf_token %}
                        
                        <!-- Confirmation Checkbox -->
                        <div class="form-check mb-3">
                            <input class="form-check-input" type="checkbox" id="confirmDelete" required>
                            <label class="form-check-label fw-bold text-danger" for="confirmDelete">
                                I understand that this action is permanent and cannot be undone
                            </label>
                        </div>

                        <!-- Reason for Deletion -->
                        <div class="mb-3">
                            <label for="deletionReason" class="form-label">Reason for deletion (optional):</label>
                            <select class="form-select" id="deletionReason" name="deletion_reason">
                                <option value="">Select a reason...</option>
                                <option value="duplicate">Duplicate message</option>
                                <option value="incorrect_content">Incorrect content</option>
                                <option value="wrong_recipients">Wrong recipients</option>
                                <option value="no_longer_needed">No longer needed</option>
                                <option value="compliance">Compliance requirement</option>
                                <option value="other">Other</option>
                            </select>
                        </div>

                        <!-- Additional Comments -->
                        <div class="mb-4">
                            <label for="deletionComments" class="form-label">Additional comments (optional):</label>
                            <textarea class="form-control" id="deletionComments" name="deletion_comments" rows="3" 
                                      placeholder="Provide additional context for this deletion..."></textarea>
                        </div>

                        <!-- Action Buttons -->
                        <div class="d-flex gap-2 justify-content-end">
                            <a href="{% url 'communications:message_detail' object.pk %}" class="btn btn-secondary">
                                <i class="fas fa-arrow-left me-1"></i>
                                Cancel
                            </a>
                            <a href="{% url 'communications:message_list' %}" class="btn btn-outline-secondary">
                                <i class="fas fa-list me-1"></i>
                                Back to List
                            </a>
                            <button type="submit" class="btn btn-danger" id="deleteButton" disabled>
                                <i class="fas fa-trash me-1"></i>
                                Delete Message Permanently
                            </button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock %}

{% block js %}
<script>
// Enable delete button only when confirmation is checked
document.getElementById('confirmDelete').addEventListener('change', function() {
    document.getElementById('deleteButton').disabled = !this.checked;
});

// Archive message function
function archiveMessage() {
    if (confirm('Archive this message instead of deleting it?')) {
        fetch(`{% url 'communications:message_detail' object.pk %}archive/`, {
            method: 'POST',
            headers: {
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value,
                'Content-Type': 'application/json',
            }
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                window.location.href = '{% url "communications:message_list" %}';
            } else {
                alert('Error archiving message: ' + data.error);
            }
        });
    }
}

// Export message function
function exportMessage() {
    window.open(`{% url 'communications:message_detail' object.pk %}export/`, '_blank');
}

// Form submission with additional validation
document.querySelector('form').addEventListener('submit', function(e) {
    const confirmed = document.getElementById('confirmDelete').checked;
    
    if (!confirmed) {
        e.preventDefault();
        alert('Please confirm that you understand this action is permanent.');
        return;
    }
    
    const finalConfirm = confirm(
        'FINAL CONFIRMATION:\n\n' +
        'Are you absolutely sure you want to delete this message?\n\n' +
        'Subject: {{ object.subject|escapejs }}\n' +
        'Recipients: {{ object.messagerecipient_set.count }} people\n\n' +
        'This action CANNOT be undone!'
    );
    
    if (!finalConfirm) {
        e.preventDefault();
    }
});
</script>
{% endblock %}