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

{% block title %}Delete Measurement - {{ measurement.name }}{% endblock %}

{% block extra_css %}
<style>
.delete-header {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
    border-radius: 0.5rem;
    padding: 2rem;
    margin-bottom: 2rem;
}

.delete-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.delete-main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.delete-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.section-card {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    overflow: hidden;
}

.section-header {
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 1.5rem;
    font-weight: 600;
    color: #495057;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-content {
    padding: 1.5rem;
}

.warning-box {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-left: 4px solid #ffc107;
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.warning-icon {
    color: #856404;
    font-size: 1.25rem;
    margin-right: 0.5rem;
}

.warning-title {
    font-weight: 600;
    color: #856404;
    margin-bottom: 0.5rem;
}

.warning-text {
    color: #856404;
    margin: 0;
}

.danger-box {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-left: 4px solid #dc3545;
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.danger-icon {
    color: #721c24;
    font-size: 1.25rem;
    margin-right: 0.5rem;
}

.danger-title {
    font-weight: 600;
    color: #721c24;
    margin-bottom: 0.5rem;
}

.danger-text {
    color: #721c24;
    margin: 0;
}

.measurement-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-label {
    font-size: 0.75rem;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
}

.info-value {
    font-size: 0.875rem;
    color: #495057;
    font-weight: 500;
}

.impact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.impact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.2s;
}

.impact-item:hover {
    background: #f8f9fa;
}

.impact-item:last-child {
    border-bottom: none;
}

.impact-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #dc3545;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.impact-content {
    flex: 1;
}

.impact-title {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.25rem;
}

.impact-description {
    font-size: 0.875rem;
    color: #6c757d;
}

.impact-count {
    font-size: 0.875rem;
    font-weight: 600;
    color: #dc3545;
    background: #fff5f5;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.data-point-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    margin-bottom: 0.75rem;
    background: white;
    transition: all 0.2s;
}

.data-point-item:hover {
    border-color: #dc3545;
    background: #fff5f5;
}

.data-point-icon {
    width: 32px;
    height: 32px;
    border-radius: 0.375rem;
    background: #dc3545;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.data-point-info {
    flex: 1;
}

.data-point-date {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.25rem;
}

.data-point-value {
    font-size: 0.75rem;
    color: #6c757d;
}

.data-point-meta {
    font-size: 0.75rem;
    color: #28a745;
    font-weight: 600;
}

.team-member {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-bottom: 1px solid #f0f0f0;
    transition: background 0.2s;
}

.team-member:hover {
    background: #f8f9fa;
}

.member-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #dc3545;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.member-info {
    flex: 1;
}

.member-name {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.25rem;
}

.member-role {
    font-size: 0.75rem;
    color: #6c757d;
}

.confirmation-section {
    background: #f8f9fa;
    border: 2px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.confirmation-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.confirmation-steps {
    list-style: none;
    padding: 0;
    margin: 0;
}

.confirmation-step {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: white;
    border-radius: 0.375rem;
    border: 1px solid #dee2e6;
}

.step-number {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #dc3545;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-title {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.25rem;
}

.step-description {
    font-size: 0.875rem;
    color: #6c757d;
}

.confirmation-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: #fff5f5;
    border: 2px solid #dc3545;
    border-radius: 0.375rem;
    margin-bottom: 1.5rem;
}

.confirmation-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: #dc3545;
}

.confirmation-text {
    font-weight: 600;
    color: #721c24;
}

.delete-actions {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1.5rem;
    display: flex;
    justify-content: between;
    align-items: center;
    gap: 1rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
}

.alternative-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.alternative-text {
    font-size: 0.875rem;
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 0.375rem;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: bold;
    color: #dc3545;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
}

.chart-preview {
    height: 150px;
    background: #f8f9fa;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

@media (max-width: 1200px) {
    .delete-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .delete-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .delete-header {
        padding: 1.5rem;
    }
    
    .measurement-info {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .delete-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-group {
        justify-content: center;
    }
}

@media print {
    .delete-sidebar, .delete-actions {
        display: none !important;
    }
    
    .delete-layout {
        grid-template-columns: 1fr;
    }
    
    .section-header {
        background: none;
        border-bottom: 2px solid #000;
        color: #000;
    }
}
</style>
{% endblock %}

{% block content %}
<div id="content" class="app-content">
    <!-- Page Header -->
    <div class="d-flex align-items-center mb-3">
        <div>
            <ol class="breadcrumb">
                <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
                <li class="breadcrumb-item"><a href="{% url 'quality:dashboard' %}">Quality</a></li>
                <li class="breadcrumb-item"><a href="{% url 'quality:measurement_list' %}">Measurements</a></li>
                <li class="breadcrumb-item"><a href="{% url 'quality:measurement_detail' measurement.id %}">{{ measurement.name|truncatechars:20 }}</a></li>
                <li class="breadcrumb-item active">Delete</li>
            </ol>
            <h1 class="page-header mb-0">
                <i class="fas fa-trash me-2"></i>Delete Measurement
            </h1>
        </div>
        <div class="ms-auto">
            <a href="{% url 'quality:measurement_detail' measurement.id %}" class="btn btn-outline-secondary">
                <i class="fas fa-arrow-left me-1"></i>Back to Measurement
            </a>
        </div>
    </div>

    <!-- Delete Header -->
    <div class="delete-header">
        <div class="row align-items-center">
            <div class="col-md-8">
                <h2 class="mb-2">
                    <i class="fas fa-exclamation-triangle me-2"></i>
                    Delete Measurement: {{ measurement.name }}
                </h2>
                <p class="mb-0">This action will permanently delete the measurement and all associated data. Please review the impact before proceeding.</p>
            </div>
            <div class="col-md-4 text-md-end">
                <div class="stats-grid">
                    <div class="stat-item">
                        <div class="stat-number">{{ measurement.data_points.count|default:0 }}</div>
                        <div class="stat-label">Data Points</div>
                    </div>
                    <div class="stat-item">
                        <div class="stat-number">{{ measurement.alerts.count|default:0 }}</div>
                        <div class="stat-label">Active Alerts</div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="delete-layout">
        <!-- Main Content -->
        <div class="delete-main">
            <!-- Warning Messages -->
            <div class="danger-box">
                <div class="d-flex align-items-start">
                    <i class="fas fa-exclamation-triangle danger-icon"></i>
                    <div>
                        <div class="danger-title">Permanent Deletion Warning</div>
                        <div class="danger-text">
                            This action cannot be undone. All measurement data, including historical values, 
                            targets, alerts, and performance tracking will be permanently deleted.
                        </div>
                    </div>
                </div>
            </div>

            {% if measurement.status == 'active' %}
            <div class="warning-box">
                <div class="d-flex align-items-start">
                    <i class="fas fa-exclamation-circle warning-icon"></i>
                    <div>
                        <div class="warning-title">Active Measurement Warning</div>
                        <div class="warning-text">
                            This measurement is currently active and being tracked. Consider deactivating 
                            instead of deleting to preserve historical data and trends.
                        </div>
                    </div>
                </div>
            </div>
            {% endif %}

            <!-- Measurement Information -->
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-info-circle"></i>
                    Measurement Information
                </div>
                <div class="section-content">
                    <div class="measurement-info">
                        <div class="info-item">
                            <div class="info-label">Measurement Name</div>
                            <div class="info-value">{{ measurement.name }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Measurement ID</div>
                            <div class="info-value">{{ measurement.measurement_id|default:measurement.id }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Category</div>
                            <div class="info-value">{{ measurement.get_category_display }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Department</div>
                            <div class="info-value">{{ measurement.department.name|default:"Not specified" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Frequency</div>
                            <div class="info-value">{{ measurement.get_frequency_display }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Status</div>
                            <div class="info-value">{{ measurement.get_status_display }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Created</div>
                            <div class="info-value">{{ measurement.created_at|date:"M d, Y" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Owner</div>
                            <div class="info-value">{{ measurement.owner.get_full_name|default:"Not assigned" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Current Value</div>
                            <div class="info-value">{{ measurement.current_value|default:"No data" }} {{ measurement.unit_of_measure|default:"" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Target Value</div>
                            <div class="info-value">{{ measurement.target_value|default:"Not set" }} {{ measurement.unit_of_measure|default:"" }}</div>
                        </div>
                    </div>
                    
                    {% if measurement.description %}
                    <div class="mt-3">
                        <div class="info-label">Description</div>
                        <div class="info-value">{{ measurement.description }}</div>
                    </div>
                    {% endif %}
                </div>
            </div>

            <!-- Impact Analysis -->
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-chart-line"></i>
                    Deletion Impact Analysis
                </div>
                <div class="section-content">
                    <ul class="impact-list">
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-chart-bar"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Historical Data Points</div>
                                <div class="impact-description">
                                    {{ measurement.data_points.count }} data point{{ measurement.data_points.count|pluralize }} will be permanently deleted
                                </div>
                            </div>
                            <div class="impact-count">{{ measurement.data_points.count }}</div>
                        </li>
                        
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-bell"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Active Alerts</div>
                                <div class="impact-description">
                                    All configured alerts and notifications will be removed
                                </div>
                            </div>
                            <div class="impact-count">{{ measurement.alerts.count|default:0 }}</div>
                        </li>
                        
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-users"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Team Access</div>
                                <div class="impact-description">
                                    {{ measurement.team_members.count|default:0 }} team member{{ measurement.team_members.count|pluralize }} will lose access to this measurement
                                </div>
                            </div>
                            <div class="impact-count">{{ measurement.team_members.count|default:0 }}</div>
                        </li>
                        
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-file-alt"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Reports & Analytics</div>
                                <div class="impact-description">
                                    Historical reports and trend analysis will no longer be available
                                </div>
                            </div>
                            <div class="impact-count">∞</div>
                        </li>
                        
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-link"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Related Measurements</div>
                                <div class="impact-description">
                                    Links to related measurements and benchmarks will be broken
                                </div>
                            </div>
                            <div class="impact-count">{{ measurement.related_measurements.count|default:0 }}</div>
                        </li>
                        
                        <li class="impact-item">
                            <div class="impact-icon">
                                <i class="fas fa-history"></i>
                            </div>
                            <div class="impact-content">
                                <div class="impact-title">Audit Trail</div>
                                <div class="impact-description">
                                    Complete activity history and audit trail will be permanently deleted
                                </div>
                            </div>
                            <div class="impact-count">{{ measurement.activities.count|default:0 }}</div>
                        </li>
                    </ul>
                </div>
            </div>

            <!-- Confirmation Steps -->
            <div class="confirmation-section">
                <div class="confirmation-title">
                    <i class="fas fa-clipboard-check"></i>
                    Deletion Confirmation Process
                </div>
                
                <ol class="confirmation-steps">
                    <li class="confirmation-step">
                        <div class="step-number">1</div>
                        <div class="step-content">
                            <div class="step-title">Review Impact</div>
                            <div class="step-description">
                                Carefully review all data that will be permanently deleted above
                            </div>
                        </div>
                    </li>
                    
                    <li class="confirmation-step">
                        <div class="step-number">2</div>
                        <div class="step-content">
                            <div class="step-title">Export Data</div>
                            <div class="step-description">
                                Export measurement data and reports for backup before deletion
                            </div>
                        </div>
                    </li>
                    
                    <li class="confirmation-step">
                        <div class="step-number">3</div>
                        <div class="step-content">
                            <div class="step-title">Notify Team</div>
                            <div class="step-description">
                                Inform team members about the measurement deletion
                            </div>
                        </div>
                    </li>
                    
                    <li class="confirmation-step">
                        <div class="step-number">4</div>
                        <div class="step-content">
                            <div class="step-title">Confirm Deletion</div>
                            <div class="step-description">
                                Check the confirmation box and proceed with deletion
                            </div>
                        </div>
                    </li>
                </ol>
                
                <form method="post" id="delete-form">
                    {% csrf_token %}
                    
                    <div class="confirmation-checkbox">
                        <input type="checkbox" id="confirm-delete" name="confirm_delete" required>
                        <label for="confirm-delete" class="confirmation-text">
                            I understand that this action cannot be undone and will permanently delete 
                            "{{ measurement.name }}" and all associated data.
                        </label>
                    </div>
                    
                    <div class="form-group">
                        <label class="form-label">Type measurement name to confirm:</label>
                        <input type="text" class="form-control" id="measurement-name-confirm" 
                               placeholder="Enter: {{ measurement.name }}" required>
                        <div class="form-text">Type the exact measurement name to enable deletion</div>
                    </div>
                </form>
            </div>
        </div>

        <!-- Sidebar -->
        <div class="delete-sidebar">
            <!-- Recent Data Points -->
            {% if measurement.recent_data_points %}
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-chart-bar"></i>
                    Recent Data Points
                </div>
                <div class="section-content">
                    {% for data_point in measurement.recent_data_points|slice:":5" %}
                    <div class="data-point-item">
                        <div class="data-point-icon">
                            <i class="fas fa-chart-line"></i>
                        </div>
                        <div class="data-point-info">
                            <div class="data-point-date">{{ data_point.date|date:"M d, Y" }}</div>
                            <div class="data-point-value">{{ data_point.value }} {{ measurement.unit_of_measure|default:"" }}</div>
                        </div>
                        <div class="data-point-meta">{{ data_point.achievement_percentage|default:0 }}%</div>
                    </div>
                    {% endfor %}
                    
                    {% if measurement.data_points.count > 5 %}
                    <div class="text-center text-muted mt-2">
                        +{{ measurement.data_points.count|add:"-5" }} more data points
                    </div>
                    {% endif %}
                </div>
            </div>
            {% endif %}

            <!-- Performance Chart -->
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-chart-area"></i>
                    Performance Overview
                </div>
                <div class="section-content">
                    <div class="chart-preview">
                        <div class="text-center">
                            <i class="fas fa-chart-line fa-2x mb-2"></i>
                            <p class="mb-0">Performance trend chart</p>
                            <small>{{ measurement.data_points.count }} data points</small>
                        </div>
                    </div>
                    
                    <div class="measurement-info">
                        <div class="info-item">
                            <div class="info-label">Current Value</div>
                            <div class="info-value">{{ measurement.current_value|default:"No data" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Target</div>
                            <div class="info-value">{{ measurement.target_value|default:"Not set" }}</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Achievement</div>
                            <div class="info-value">{{ measurement.achievement_percentage|default:0 }}%</div>
                        </div>
                        
                        <div class="info-item">
                            <div class="info-label">Last Updated</div>
                            <div class="info-value">{{ measurement.last_data_date|date:"M d, Y"|default:"Never" }}</div>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Team Members -->
            {% if measurement.team_members.exists %}
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-users"></i>
                    Affected Team Members
                </div>
                <div class="section-content">
                    {% for member in measurement.team_members.all %}
                    <div class="team-member">
                        <div class="member-avatar">
                            {{ member.first_name.0|upper }}{{ member.last_name.0|upper }}
                        </div>
                        <div class="member-info">
                            <div class="member-name">{{ member.get_full_name }}</div>
                            <div class="member-role">{{ member.email }}</div>
                        </div>
                    </div>
                    {% endfor %}
                </div>
            </div>
            {% endif %}

            <!-- Alternative Actions -->
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-lightbulb"></i>
                    Alternative Actions
                </div>
                <div class="section-content">
                    <div class="alternative-text">
                        Consider these alternatives to permanent deletion:
                    </div>
                    
                    <div class="alternative-actions">
                        <button type="button" class="btn btn-outline-warning btn-sm" onclick="deactivateMeasurement()">
                            <i class="fas fa-pause me-1"></i>Deactivate Measurement
                        </button>
                        
                        <button type="button" class="btn btn-outline-info btn-sm" onclick="archiveMeasurement()">
                            <i class="fas fa-archive me-1"></i>Archive Measurement
                        </button>
                        
                        <button type="button" class="btn btn-outline-success btn-sm" onclick="exportMeasurement()">
                            <i class="fas fa-download me-1"></i>Export Data
                        </button>
                        
                        <a href="{% url 'quality:measurement_edit' measurement.id %}" class="btn btn-outline-primary btn-sm">
                            <i class="fas fa-edit me-1"></i>Edit Instead
                        </a>
                    </div>
                </div>
            </div>

            <!-- Deletion History -->
            <div class="section-card">
                <div class="section-header">
                    <i class="fas fa-history"></i>
                    Recent Deletions
                </div>
                <div class="section-content">
                    {% for deleted_measurement in recent_deletions %}
                    <div class="data-point-item">
                        <div class="data-point-icon" style="background: #6c757d;">
                            <i class="fas fa-trash"></i>
                        </div>
                        <div class="data-point-info">
                            <div class="data-point-date">{{ deleted_measurement.name|truncatechars:25 }}</div>
                            <div class="data-point-value">Deleted {{ deleted_measurement.deleted_at|timesince }} ago</div>
                        </div>
                    </div>
                    {% empty %}
                    <div class="text-center py-3 text-muted">
                        <i class="fas fa-history fa-2x mb-2"></i>
                        <p>No recent deletions</p>
                    </div>
                    {% endfor %}
                </div>
            </div>
        </div>
    </div>

    <!-- Delete Actions -->
    <div class="delete-actions">
        <div class="alternative-text">
            <strong>Need help?</strong> Contact your system administrator if you're unsure about deleting this measurement.
        </div>
        
        <div class="btn-group">
            <a href="{% url 'quality:measurement_detail' measurement.id %}" class="btn btn-outline-secondary">
                <i class="fas fa-arrow-left me-1"></i>Cancel
            </a>
            <button type="button" class="btn btn-outline-info" onclick="exportMeasurement()">
                <i class="fas fa-download me-1"></i>Export First
            </button>
            <button type="submit" form="delete-form" class="btn btn-danger" id="delete-btn" disabled>
                <i class="fas fa-trash me-1"></i>Delete Measurement
            </button>
        </div>
    </div>
</div>
{% endblock %}

{% block extra_js %}
<script>
$(document).ready(function() {
    // Enable delete button only when conditions are met
    function checkDeleteConditions() {
        const confirmChecked = $('#confirm-delete').is(':checked');
        const nameMatch = $('#measurement-name-confirm').val() === '{{ measurement.name }}';
        
        $('#delete-btn').prop('disabled', !(confirmChecked && nameMatch));
    }
    
    $('#confirm-delete, #measurement-name-confirm').on('change keyup', checkDeleteConditions);
    
    // Form submission confirmation
    $('#delete-form').on('submit', function(e) {
        if (!confirm('Are you absolutely sure you want to delete this measurement? This action cannot be undone.')) {
            e.preventDefault();
        }
    });
});

function deactivateMeasurement() {
    if (confirm('Deactivate this measurement instead of deleting it?')) {
        fetch(`/quality/measurements/{{ measurement.id }}/deactivate/`, {
            method: 'POST',
            headers: {
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value
            }
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                showAlert('Measurement deactivated successfully', 'success');
                setTimeout(() => {
                    window.location.href = '{% url "quality:measurement_detail" measurement.id %}';
                }, 1500);
            } else {
                showAlert('Error deactivating measurement', 'danger');
            }
        })
        .catch(error => {
            showAlert('Error deactivating measurement', 'danger');
        });
    }
}

function archiveMeasurement() {
    if (confirm('Archive this measurement instead of deleting it?')) {
        fetch(`/quality/measurements/{{ measurement.id }}/archive/`, {
            method: 'POST',
            headers: {
                'X-CSRFToken': document.querySelector('[name=csrfmiddlewaretoken]').value
            }
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                showAlert('Measurement archived successfully', 'success');
                setTimeout(() => {
                    window.location.href = '{% url "quality:measurement_detail" measurement.id %}';
                }, 1500);
            } else {
                showAlert('Error archiving measurement', 'danger');
            }
        })
        .catch(error => {
            showAlert('Error archiving measurement', 'danger');
        });
    }
}

function exportMeasurement() {
    showAlert('Preparing measurement export...', 'info');
    window.open(`/quality/measurements/{{ measurement.id }}/export/`, '_blank');
}

function showAlert(message, type) {
    const alertDiv = document.createElement('div');
    alertDiv.className = `alert alert-${type} alert-dismissible fade show position-fixed`;
    alertDiv.style.cssText = 'top: 20px; right: 20px; z-index: 1060; min-width: 300px;';
    alertDiv.innerHTML = `
        ${message}
        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
    `;
    
    document.body.appendChild(alertDiv);
    
    setTimeout(() => {
        if (alertDiv.parentNode) {
            alertDiv.remove();
        }
    }, 5000);
}
</script>
{% endblock %}