{% extends "base.html" %}

{% block title %}Settings{% endblock %}

{% block content %}
<div class="card-container">
    <div class="card">
        <h3>Manage Users (Legacy)</h3>
        <ul class="user-list">
            {% for user in users %}
            <li data-user-id="{{ user.id }}" data-username="{{ user.username }}" data-email="{{ user.email if user.email else '' }}" data-role="{{ user.role }}">
                <span class="user-name">{{ user.username }}</span>
                <span class="user-role">Role: {{ user.role }}</span>
                <button class="btn edit-user-btn" data-user-id="{{ user.id }}" data-username="{{ user.username }}" data-email="{{ user.email if user.email else '' }}" data-role="{{ user.role }}">Edit User</button>
                <button class="btn delete-btn delete-user-btn" data-user-id="{{ user.id }}" data-username="{{ user.username }}">Delete User</button>
            </li>
            {% endfor %}
        </ul>
        <button id="create-user-btn" class="btn create-btn">Create User</button>
    </div>

    <div class="card">
        <h3>External Server Settings</h3>
        <form method="POST" action="{{ url_for('main.save_external_db') }}" class="form-centered">
            <label for="db_server_domain">Server Domain/IP Address:</label>
            <input type="text" id="db_server_domain" name="server_domain" value="{{ external_settings.get('server_domain', '') }}" required>
            <label for="db_port">Port:</label>
            <input type="number" id="db_port" name="port" value="{{ external_settings.get('port', '') }}" required>
            <label for="db_database_name">Database Name:</label>
            <input type="text" id="db_database_name" name="database_name" value="{{ external_settings.get('database_name', '') }}" required>
            <label for="db_username">Username:</label>
            <input type="text" id="db_username" name="username" value="{{ external_settings.get('username', '') }}" required>
            <label for="db_password">Password:</label>
            <input type="password" id="db_password" name="password" value="{{ external_settings.get('password', '') }}" required>
            <button type="submit" class="btn">Save/Update External Database Info Settings</button>
        </form>
    </div>

    <div class="card" style="margin-top: 32px;">
        <h3>🎯 User & Permissions Management</h3>
        <p><strong>Simplified 4-Tier System:</strong> Superadmin → Admin → Manager → Worker</p>
        <p>Streamlined interface with module-based permissions (Quality, Warehouse, Labels)</p>
        <div style="margin-top: 15px;">
            <a href="{{ url_for('main.user_management_simple') }}" class="btn" style="background-color: #2196f3; color: white; margin-right: 10px;">
                🎯 Manage Users (Simplified)
            </a>
            
        </div>
        <small style="display: block; margin-top: 10px; color: #666;">
            Recommended: Use the simplified user management for easier administration
        </small>
    </div>

    {% if session.role == 'superadmin' %}
    <div class="card" style="margin-top: 32px;">
        <h3>🖨️ Print Extension Management</h3>
        <p><strong>QZ Tray Pairing Keys:</strong> Manage printer connection keys</p>
        <p>Control access to direct printing functionality for label modules</p>
        <div style="margin-top: 15px;">
            <a href="{{ url_for('main.download_extension') }}" class="btn" style="background-color: #4caf50; color: white;">
                🔑 Manage Pairing Keys
            </a>
        </div>
        <small style="display: block; margin-top: 10px; color: #666;">
            Generate and manage pairing keys for QZ Tray printer integration
        </small>
    </div>
    {% endif %}

    {% if session.role in ['superadmin', 'admin'] %}
    <div class="card backup-card" style="margin-top: 32px;">
        <h3>💾 Database Backup Management</h3>
        <p><strong>Automated Backup System:</strong> Schedule and manage database backups</p>
    {% if session.role in ['superadmin', 'admin'] %}
    <div class="card backup-card" style="margin-top: 32px;">
        <h3 style="margin: 0 0 20px 0; display: flex; align-items: center; gap: 10px;">
            💾 Database Backup Management
            <span style="font-size: 0.7em; background: #4caf50; color: white; padding: 4px 12px; border-radius: 12px; font-weight: normal;">Active</span>
        </h3>
        
        <!-- Grid Layout for Cards -->
        <div class="backup-grid">
            
            <!-- Quick Actions Card -->
            <div class="backup-sub-card">
                <div class="sub-card-header">
                    <h4>⚡ Quick Actions</h4>
                </div>
                <div class="sub-card-body">
                    <button id="backup-now-btn" class="backup-action-btn backup-btn-full">
                        <span class="btn-icon">🗄️</span>
                        <span class="btn-text">
                            <strong>Full Backup</strong>
                            <small>Schema + Data + Triggers</small>
                        </span>
                    </button>
                    <button id="backup-data-only-btn" class="backup-action-btn backup-btn-data">
                        <span class="btn-icon">📦</span>
                        <span class="btn-text">
                            <strong>Data-Only Backup</strong>
                            <small>Table data only (faster)</small>
                        </span>
                    </button>
                    <button id="refresh-backups-btn" class="backup-action-btn backup-btn-refresh">
                        <span class="btn-icon">🔄</span>
                        <span class="btn-text">
                            <strong>Refresh List</strong>
                            <small>Reload backup files</small>
                        </span>
                    </button>
                </div>
            </div>

            <!-- Schedule Card -->
            <div class="backup-sub-card">
                <div class="sub-card-header">
                    <h4>⏰ Automatic Schedules</h4>
                    <div style="display: flex; gap: 8px; align-items: center;">
                        <span id="schedule-count-badge" class="count-badge">0</span>
                        <button id="add-schedule-btn" class="btn-small" style="background: #4caf50; color: white; padding: 4px 12px; border-radius: 4px; font-size: 0.85em;">
                            ➕ Add Schedule
                        </button>
                    </div>
                </div>
                <div class="sub-card-body">
                    <!-- Schedules List -->
                    <div id="schedules-list"></div>

                    <!-- Add/Edit Schedule Form (Initially Hidden) -->
                    <form id="backup-schedule-form" class="schedule-compact-form" style="display: none;">
                        <input type="hidden" id="schedule-id" name="id">
                        
                        <div class="form-row">
                            <div class="form-group">
                                <label for="schedule-name">Schedule Name</label>
                                <input type="text" id="schedule-name" name="name" placeholder="e.g., Monthly Full Backup" required>
                            </div>
                        </div>
                        
                        <div class="form-row">
                            <label class="checkbox-label">
                                <input type="checkbox" id="schedule-enabled" name="enabled" checked>
                                <span>Enable this schedule</span>
                            </label>
                        </div>
                        
                        <div class="form-row-split">
                            <div class="form-group">
                                <label for="schedule-time">Time</label>
                                <input type="time" id="schedule-time" name="time" value="02:00" required>
                            </div>
                            <div class="form-group">
                                <label for="schedule-frequency">Frequency</label>
                                <select id="schedule-frequency" name="frequency" required>
                                    <option value="daily">Daily</option>
                                    <option value="weekly">Weekly (Sunday)</option>
                                    <option value="monthly">Monthly (1st)</option>
                                </select>
                            </div>
                        </div>
                        
                        <div class="form-row-split">
                            <div class="form-group">
                                <label for="schedule-backup-type">Backup Type</label>
                                <select id="schedule-backup-type" name="backup_type" required>
                                    <option value="full">Full (Complete)</option>
                                    <option value="data-only">Data-Only (Fast)</option>
                                </select>
                            </div>
                            <div class="form-group">
                                <label for="retention-days">Keep (days)</label>
                                <input type="number" id="retention-days" name="retention_days" value="30" min="1" max="365" required>
                            </div>
                        </div>
                        
                        <div class="form-actions">
                            <button type="submit" class="btn-save">💾 Save Schedule</button>
                            <button type="button" id="cancel-schedule-btn" class="btn-cancel">Cancel</button>
                        </div>
                    </form>
                </div>
            </div>

        </div>

        <!-- Available Backups Section -->
        <div class="backup-sub-card" style="margin-top: 20px;">
            <div class="sub-card-header">
                <h4>📂 Available Backups</h4>
                <span id="backup-count-badge" class="count-badge">0</span>
            </div>
            <div class="sub-card-body">
                <div id="backup-list" class="backup-list-modern">
                    <div class="backup-loading">
                        <div class="loading-spinner"></div>
                        <p>Loading backups...</p>
                    </div>
                </div>
            </div>
        </div>

        <!-- Restore Section (Superadmin Only) -->
        {% if current_user.role == 'superadmin' %}
        <div class="backup-sub-card restore-card" style="margin-top: 20px;">
            <div class="sub-card-header" style="background: #fff3e0; color: #e65100;">
                <h4>🔄 Restore Database</h4>
                <span class="warning-badge">⚠️ Danger Zone</span>
            </div>
            <div class="sub-card-body">
                <div class="warning-message">
                    <strong>⚠️ Warning:</strong> Restoring will permanently replace ALL current data. This action cannot be undone!
                </div>

                <!-- Upload Section -->
                <div class="upload-section">
                    <label class="upload-label">📤 Upload External Backup</label>
                    <div class="upload-row">
                        <input type="file" id="backup-file-upload" accept=".sql" class="file-input">
                        <button id="upload-backup-btn" class="btn-upload">⬆️ Upload</button>
                    </div>
                    <small>SQL files only • Max 10GB</small>
                </div>

                <!-- Restore Section -->
                <div class="restore-section-compact">
                    <div class="form-group">
                        <label for="restore-backup-select">Select Backup File</label>
                        <select id="restore-backup-select" class="restore-select">
                            <option value="">-- Choose a backup to restore --</option>
                        </select>
                    </div>

                    <div class="form-group">
                        <label>Restore Type</label>
                        <div class="restore-type-options">
                            <label class="radio-card">
                                <input type="radio" name="restore-type" value="full" checked>
                                <div class="radio-content">
                                    <strong>🔄 Full Restore</strong>
                                    <small>Replace everything (schema + data + triggers)</small>
                                </div>
                            </label>
                            <label class="radio-card">
                                <input type="radio" name="restore-type" value="data-only">
                                <div class="radio-content">
                                    <strong>📦 Data-Only</strong>
                                    <small>Keep schema, replace data only</small>
                                </div>
                            </label>
                        </div>
                    </div>

                    <button id="restore-btn" class="btn-restore" disabled>
                        🔄 Restore Database
                    </button>
                </div>
            </div>
        </div>
        {% endif %}

        <!-- Backup Path Info -->
        <div class="backup-info-compact">
            <strong>💾 Backup Location:</strong> <code>/srv/quality_app/backups</code>
            <small>Configure in docker(BACKUP_PATH)</small>
        </div>
    </div>

    <style>
        /* Modern Backup Card Styles */
        .backup-card {
            background: var(--card-bg, #fff);
            padding: 24px;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

        .backup-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 20px;
        }

        .backup-sub-card {
            background: var(--sub-card-bg, #fafafa);
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--sub-card-border, #e0e0e0);
        }

        .sub-card-header {
            background: var(--sub-header-bg, #f5f5f5);
            padding: 12px 16px;
            border-bottom: 1px solid var(--sub-card-border, #e0e0e0);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .sub-card-header h4 {
            margin: 0;
            font-size: 1em;
            font-weight: 600;
            color: var(--text-color, #333);
        }

        .sub-card-body {
            padding: 16px;
        }

        /* Status Badges */
        .status-badge {
            font-size: 0.75em;
            padding: 4px 10px;
            border-radius: 12px;
            font-weight: 600;
            text-transform: uppercase;
        }

        .status-enabled {
            background: #4caf50;
            color: white;
        }

        .status-disabled {
            background: #9e9e9e;
            color: white;
        }

        .count-badge {
            background: #2196f3;
            color: white;
            font-size: 0.85em;
            padding: 4px 12px;
            border-radius: 12px;
            font-weight: 600;
        }

        .warning-badge {
            background: #ff5722;
            color: white;
            font-size: 0.75em;
            padding: 4px 10px;
            border-radius: 12px;
            font-weight: 600;
        }

        /* Quick Action Buttons */
        .backup-action-btn {
            display: flex;
            align-items: center;
            gap: 12px;
            width: 100%;
            padding: 12px 16px;
            margin-bottom: 10px;
            border: 2px solid;
            border-radius: 8px;
            background: var(--btn-bg, #fff);
            cursor: pointer;
            transition: all 0.2s;
            font-family: inherit;
        }

        .backup-action-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .backup-action-btn .btn-icon {
            font-size: 1.8em;
            line-height: 1;
        }

        .backup-action-btn .btn-text {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            text-align: left;
        }

        .backup-action-btn .btn-text strong {
            font-size: 0.95em;
            color: var(--text-color, #333);
        }

        .backup-action-btn .btn-text small {
            font-size: 0.8em;
            color: var(--text-secondary, #666);
            margin-top: 2px;
        }

        .backup-btn-full {
            border-color: #4caf50;
        }

        .backup-btn-full:hover {
            background: #e8f5e9;
            border-color: #388e3c;
        }

        .backup-btn-data {
            border-color: #ff9800;
        }

        .backup-btn-data:hover {
            background: #fff3e0;
            border-color: #f57c00;
        }

        .backup-btn-refresh {
            border-color: #2196f3;
        }

        .backup-btn-refresh:hover {
            background: #e3f2fd;
            border-color: #1976d2;
        }

        /* Compact Schedule Form */
        .schedule-compact-form {
            animation: slideDown 0.3s ease;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .form-row {
            margin-bottom: 12px;
        }

        .form-row-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 12px;
        }

        .form-group label {
            display: block;
            font-size: 0.85em;
            font-weight: 600;
            color: var(--label-color, #555);
            margin-bottom: 4px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 8px 12px;
            border: 1px solid var(--input-border, #ddd);
            border-radius: 6px;
            background: var(--input-bg, #fff);
            color: var(--text-color, #333);
            font-size: 0.9em;
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: #2196f3;
            box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
        }

        .checkbox-label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--text-color, #333);
            cursor: pointer;
        }

        .checkbox-label input[type="checkbox"] {
            width: 18px;
            height: 18px;
            cursor: pointer;
        }

        .form-actions {
            display: flex;
            gap: 10px;
            margin-top: 16px;
        }

        .btn-save {
            flex: 1;
            padding: 10px 20px;
            background: #ff9800;
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }

        .btn-save:hover {
            background: #f57c00;
        }

        .btn-cancel {
            padding: 10px 20px;
            background: var(--btn-cancel-bg, #e0e0e0);
            color: var(--text-color, #333);
            border: none;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }

        .btn-cancel:hover {
            background: var(--btn-cancel-hover, #bdbdbd);
        }

        .btn-small {
            border: none;
            cursor: pointer;
            font-family: inherit;
            transition: all 0.2s;
        }

        .btn-small:hover {
            opacity: 0.8;
        }

        .setup-btn {
            width: 100%;
            padding: 12px;
            background: #2196f3;
            color: white;
            border: 2px dashed #1976d2;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }

        .setup-btn:hover {
            background: #1976d2;
            transform: translateY(-2px);
        }

        /* Schedule Items */
        .schedule-item {
            padding: 12px 16px;
            margin-bottom: 10px;
            background: var(--schedule-item-bg, #fff);
            border: 2px solid var(--schedule-item-border, #e0e0e0);
            border-radius: 8px;
            transition: all 0.2s;
        }

        .schedule-item:hover {
            border-color: #2196f3;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

        .schedule-item.disabled {
            opacity: 0.6;
            background: var(--schedule-disabled-bg, #fafafa);
        }

        .schedule-item-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
        }

        .schedule-item-title {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--text-color, #333);
        }

        .schedule-item-actions {
            display: flex;
            gap: 6px;
        }

        .schedule-item-body {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 8px;
            font-size: 0.85em;
            color: var(--text-secondary, #666);
        }

        .schedule-detail {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .schedule-next-run {
            margin-top: 8px;
            padding: 8px 12px;
            background: var(--next-run-bg, #e8f5e9);
            border-left: 3px solid #4caf50;
            border-radius: 4px;
            font-size: 0.85em;
        }

        .schedule-next-run strong {
            color: var(--next-run-text, #2e7d32);
        }

        .schedule-next-run-time {
            font-weight: 600;
            color: var(--next-run-time, #1b5e20);
        }

        .btn-icon-small {
            padding: 4px 8px;
            background: var(--btn-icon-bg, #f5f5f5);
            border: 1px solid var(--btn-icon-border, #ddd);
            border-radius: 4px;
            cursor: pointer;
            font-size: 0.9em;
            transition: all 0.2s;
        }

        .btn-icon-small:hover {
            background: var(--btn-icon-hover, #e0e0e0);
            transform: scale(1.05);
        }

        .btn-icon-small.toggle-on {
            background: #4caf50;
            color: white;
            border-color: #4caf50;
        }

        .btn-icon-small.toggle-off {
            background: #9e9e9e;
            color: white;
            border-color: #9e9e9e;
        }

        .btn-icon-small.edit {
            background: #2196f3;
            color: white;
            border-color: #2196f3;
        }

        .btn-icon-small.delete {
            background: #f44336;
            color: white;
            border-color: #f44336;
        }

        .schedule-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-secondary, #999);
        }

        .schedule-empty .empty-icon {
            font-size: 3em;
            margin-bottom: 10px;
        }

        /* Backup List Modern */
        .backup-list-modern {
            max-height: 400px;
            overflow-y: auto;
            background: var(--list-bg, #fff);
            border-radius: 6px;
        }

        .backup-loading {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-secondary, #999);
        }

        .loading-spinner {
            width: 40px;
            height: 40px;
            border: 4px solid var(--spinner-bg, #f3f3f3);
            border-top: 4px solid #2196f3;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 12px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .backup-item {
            padding: 12px 16px;
            border-bottom: 1px solid var(--item-border, #f0f0f0);
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.2s;
        }

        .backup-item:hover {
            background: var(--item-hover, #f5f5f5);
        }

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

        .backup-info-row {
            flex: 1;
        }

        .backup-filename {
            font-weight: 600;
            color: var(--text-color, #333);
            margin-bottom: 4px;
        }

        .backup-meta {
            font-size: 0.85em;
            color: var(--text-secondary, #666);
        }

        .backup-actions {
            display: flex;
            gap: 8px;
        }

        .backup-action-icon {
            padding: 6px 12px;
            background: var(--action-bg, #f5f5f5);
            border: 1px solid var(--action-border, #ddd);
            border-radius: 4px;
            cursor: pointer;
            font-size: 0.9em;
            transition: all 0.2s;
        }

        .backup-action-icon:hover {
            background: var(--action-hover, #e0e0e0);
            transform: scale(1.05);
        }

        /* Restore Card */
        .restore-card {
            border: 2px solid #ff9800;
        }

        .restore-card .sub-card-header {
            background: #fff3e0;
        }

        .warning-message {
            padding: 12px;
            background: #fff3e0;
            border-left: 4px solid #ff9800;
            border-radius: 4px;
            color: #e65100;
            font-size: 0.9em;
            margin-bottom: 16px;
        }

        .upload-section {
            padding: 16px;
            background: var(--upload-bg, #e3f2fd);
            border-radius: 6px;
            margin-bottom: 16px;
        }

        .upload-label {
            display: block;
            font-weight: 600;
            color: var(--text-color, #333);
            margin-bottom: 8px;
        }

        .upload-row {
            display: flex;
            gap: 10px;
        }

        .file-input {
            flex: 1;
            padding: 8px;
            border: 1px solid var(--input-border, #ddd);
            border-radius: 6px;
            background: var(--input-bg, #fff);
            font-size: 0.9em;
        }

        .btn-upload {
            padding: 8px 20px;
            background: #2196f3;
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.2s;
        }

        .btn-upload:hover {
            background: #1976d2;
        }

        .restore-section-compact {
            padding: 16px;
            background: var(--restore-bg, #f9f9f9);
            border-radius: 6px;
        }

        .restore-select {
            width: 100%;
            padding: 10px;
            border: 1px solid var(--input-border, #ddd);
            border-radius: 6px;
            background: var(--input-bg, #fff);
            color: var(--text-color, #333);
            font-size: 0.9em;
        }

        .restore-type-options {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin-top: 8px;
        }

        .radio-card {
            position: relative;
            display: block;
            cursor: pointer;
        }

        .radio-card input[type="radio"] {
            position: absolute;
            opacity: 0;
        }

        .radio-content {
            padding: 12px;
            border: 2px solid var(--radio-border, #ddd);
            border-radius: 6px;
            background: var(--radio-bg, #fff);
            transition: all 0.2s;
        }

        .radio-card input[type="radio"]:checked + .radio-content {
            border-color: #2196f3;
            background: #e3f2fd;
        }

        .radio-content strong {
            display: block;
            font-size: 0.9em;
            color: var(--text-color, #333);
            margin-bottom: 4px;
        }

        .radio-content small {
            display: block;
            font-size: 0.8em;
            color: var(--text-secondary, #666);
        }

        .btn-restore {
            width: 100%;
            padding: 12px;
            background: #ff5722;
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            font-size: 1em;
            cursor: pointer;
            margin-top: 16px;
            transition: all 0.2s;
        }

        .btn-restore:disabled {
            background: var(--btn-disabled, #bdbdbd);
            cursor: not-allowed;
            opacity: 0.6;
        }

        .btn-restore:not(:disabled):hover {
            background: #e64a19;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 87, 34, 0.3);
        }

        .backup-info-compact {
            margin-top: 20px;
            padding: 12px 16px;
            background: var(--info-bg, #e3f2fd);
            border-left: 4px solid #2196f3;
            border-radius: 6px;
            font-size: 0.9em;
            color: var(--info-text, #0d47a1);
        }

        .backup-info-compact code {
            background: var(--code-bg, #bbdefb);
            padding: 2px 8px;
            border-radius: 4px;
            color: var(--code-text, #01579b);
            font-family: 'Courier New', monospace;
        }

        .backup-info-compact small {
            display: block;
            margin-top: 4px;
            color: var(--info-small, #1565c0);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .backup-grid {
                grid-template-columns: 1fr;
            }

            .form-row-split {
                grid-template-columns: 1fr;
            }

            .restore-type-options {
                grid-template-columns: 1fr;
            }
        }

        /* Dark Mode Styles */
        body.dark-mode .backup-card {
            background: #2d2d2d;
            color: #e0e0e0;
            --card-bg: #2d2d2d;
            --text-color: #e0e0e0;
            --text-secondary: #aaa;
        }

        body.dark-mode .backup-sub-card {
            background: #3a3a3a;
            border-color: #555;
            --sub-card-bg: #3a3a3a;
            --sub-card-border: #555;
        }

        body.dark-mode .sub-card-header {
            background: #444;
            border-bottom-color: #555;
            --sub-header-bg: #444;
        }

        body.dark-mode .backup-action-btn {
            background: #3a3a3a;
            --btn-bg: #3a3a3a;
        }

        body.dark-mode .backup-action-btn .btn-text strong {
            color: #e0e0e0;
        }

        body.dark-mode .backup-action-btn .btn-text small {
            color: #aaa;
        }

        body.dark-mode .backup-btn-full:hover {
            background: #1b5e20;
        }

        body.dark-mode .backup-btn-data:hover {
            background: #e65100;
        }

        body.dark-mode .backup-btn-refresh:hover {
            background: #0d47a1;
        }

        body.dark-mode .form-group input,
        body.dark-mode .form-group select,
        body.dark-mode .restore-select,
        body.dark-mode .file-input {
            background: #2d2d2d;
            border-color: #555;
            color: #e0e0e0;
            --input-bg: #2d2d2d;
            --input-border: #555;
        }

        body.dark-mode .form-group label,
        body.dark-mode .upload-label {
            color: #bbb;
            --label-color: #bbb;
        }

        body.dark-mode .btn-cancel {
            background: #555;
            color: #e0e0e0;
            --btn-cancel-bg: #555;
        }

        body.dark-mode .btn-cancel:hover {
            background: #666;
            --btn-cancel-hover: #666;
        }

        body.dark-mode .backup-list-modern {
            background: #2d2d2d;
            --list-bg: #2d2d2d;
        }

        body.dark-mode .backup-item {
            border-bottom-color: #444;
            --item-border: #444;
        }

        body.dark-mode .backup-item:hover {
            background: #3a3a3a;
            --item-hover: #3a3a3a;
        }

        body.dark-mode .backup-action-icon {
            background: #444;
            border-color: #555;
            color: #e0e0e0;
            --action-bg: #444;
            --action-border: #555;
        }

        body.dark-mode .backup-action-icon:hover {
            background: #555;
            --action-hover: #555;
        }

        body.dark-mode .upload-section {
            background: #1e3a5f;
            --upload-bg: #1e3a5f;
        }

        body.dark-mode .restore-section-compact {
            background: #3a3a3a;
            --restore-bg: #3a3a3a;
        }

        body.dark-mode .radio-content {
            background: #2d2d2d;
            border-color: #555;
            --radio-bg: #2d2d2d;
            --radio-border: #555;
        }

        body.dark-mode .radio-card input[type="radio"]:checked + .radio-content {
            background: #0d47a1;
            border-color: #2196f3;
        }

        body.dark-mode .backup-info-compact {
            background: #1e3a5f;
            color: #90caf9;
            --info-bg: #1e3a5f;
            --info-text: #90caf9;
        }

        body.dark-mode .backup-info-compact code {
            background: #2d4a6d;
            color: #64b5f6;
            --code-bg: #2d4a6d;
            --code-text: #64b5f6;
        }

        body.dark-mode .backup-info-compact small {
            color: #81c784;
            --info-small: #81c784;
        }

        body.dark-mode #current-schedule-display {
            background: #1b5e20;
            --schedule-info-bg: #1b5e20;
        }

        body.dark-mode #current-schedule-display strong {
            color: #a5d6a7;
            --schedule-text: #a5d6a7;
        }

        body.dark-mode #next-run-display {
            color: #c8e6c9;
            --schedule-time: #c8e6c9;
        }

        body.dark-mode #current-schedule-display > div:last-child {
            color: #bbb;
            --schedule-details: #bbb;
        }

        body.dark-mode .loading-spinner {
            border-color: #444;
            border-top-color: #2196f3;
            --spinner-bg: #444;
        }

        body.dark-mode .restore-card {
            border-color: #ff9800;
        }

        body.dark-mode .restore-card .sub-card-header {
            background: #3a2a1f;
        }

        body.dark-mode .warning-message {
            background: #3a2a1f;
            color: #ffb74d;
        }

        body.dark-mode .schedule-item {
            background: #3a3a3a;
            border-color: #555;
            --schedule-item-bg: #3a3a3a;
            --schedule-item-border: #555;
        }

        body.dark-mode .schedule-item.disabled {
            background: #2d2d2d;
            --schedule-disabled-bg: #2d2d2d;
        }

        body.dark-mode .schedule-next-run {
            background: #1b5e20;
            --next-run-bg: #1b5e20;
        }

        body.dark-mode .schedule-next-run strong {
            color: #a5d6a7;
            --next-run-text: #a5d6a7;
        }

        body.dark-mode .schedule-next-run-time {
            color: #c8e6c9;
            --next-run-time: #c8e6c9;
        }

        body.dark-mode .btn-icon-small {
            background: #444;
            border-color: #555;
            color: #e0e0e0;
            --btn-icon-bg: #444;
            --btn-icon-border: #555;
        }

        body.dark-mode .btn-icon-small:hover {
            background: #555;
            --btn-icon-hover: #555;
        }
    </style>
    {% endif %}
</div>
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
    </style>
    {% endif %}
</div>

<!-- Popup for creating/editing a user -->
<div id="user-popup" class="popup" style="display:none; position:fixed; top:0; left:0; width:100vw; height:100vh; background:var(--app-overlay-bg, rgba(30,41,59,0.85)); z-index:9999; align-items:center; justify-content:center;">
    <div class="popup-content" style="margin:auto; padding:32px; border-radius:8px; box-shadow:0 2px 8px #333; min-width:320px; max-width:400px; text-align:center;">
        <h3 id="user-popup-title">Create/Edit User</h3>
        <form id="user-form" method="POST" action="{{ url_for('main.create_user') }}">
            <input type="hidden" id="user-id" name="user_id">
            <label for="user_username">Username:</label>
            <input type="text" id="user_username" name="username" required>
            <label for="user_email">Email (Optional):</label>
            <input type="email" id="user_email" name="email">
            <label for="user_password">Password:</label>
            <input type="password" id="user_password" name="password" required>
            <label for="user_role">Role:</label>
            <select id="user_role" name="role" required>
                <option value="superadmin">Superadmin</option>
                <option value="admin">Admin</option>
                <option value="manager">Manager</option>
                <option value="warehouse_manager">Warehouse Manager</option>
                <option value="warehouse_worker">Warehouse Worker</option>
                <option value="quality_manager">Quality Manager</option>
                <option value="quality_worker">Quality Worker</option>
            </select>
            <button type="submit" class="btn">Save</button>
            <button type="button" id="close-user-popup-btn" class="btn cancel-btn">Cancel</button>
        </form>
    </div>
</div>

<!-- Popup for confirming user deletion -->
<div id="delete-user-popup" class="popup">
    <div class="popup-content">
        <h3>Do you really want to delete the user <span id="delete-username"></span>?</h3>
        <form id="delete-user-form" method="POST" action="{{ url_for('main.delete_user') }}">
            <input type="hidden" id="delete-user-id" name="user_id">
            <button type="submit" class="btn delete-confirm-btn">Yes</button>
            <button type="button" id="close-delete-popup-btn" class="btn cancel-btn">No</button>
        </form>
    </div>
</div>
<script>
document.getElementById('create-user-btn').onclick = function() {
    document.getElementById('user-popup').style.display = 'flex';
    document.getElementById('user-popup-title').innerText = 'Create User';
    document.getElementById('user-form').reset();
    document.getElementById('user-form').setAttribute('action', '{{ url_for("main.create_user") }}');
    document.getElementById('user-id').value = '';
    document.getElementById('user_password').required = true;
    document.getElementById('user_password').placeholder = '';
    document.getElementById('user_username').readOnly = false;
};

document.getElementById('close-user-popup-btn').onclick = function() {
    document.getElementById('user-popup').style.display = 'none';
};

// Edit User button logic
Array.from(document.getElementsByClassName('edit-user-btn')).forEach(function(btn) {
    btn.onclick = function() {
        document.getElementById('user-popup').style.display = 'flex';
        document.getElementById('user-popup-title').innerText = 'Edit User';
        document.getElementById('user-id').value = btn.getAttribute('data-user-id');
        document.getElementById('user_username').value = btn.getAttribute('data-username');
        document.getElementById('user_email').value = btn.getAttribute('data-email') || '';
        document.getElementById('user_role').value = btn.getAttribute('data-role');
        document.getElementById('user_password').value = '';
        document.getElementById('user_password').required = false;
        document.getElementById('user_password').placeholder = 'Leave blank to keep current password';
        document.getElementById('user_username').readOnly = true;
        document.getElementById('user-form').setAttribute('action', '{{ url_for("main.edit_user") }}');
    };
});

// Delete User button logic  
Array.from(document.getElementsByClassName('delete-user-btn')).forEach(function(btn) {
    btn.onclick = function() {
        document.getElementById('delete-user-popup').style.display = 'flex';
        document.getElementById('delete-username').innerText = btn.getAttribute('data-username');
        document.getElementById('delete-user-id').value = btn.getAttribute('data-user-id');
    };
});

document.getElementById('close-delete-popup-btn').onclick = function() {
    document.getElementById('delete-user-popup').style.display = 'none';
};

// ========================================
// Database Backup Management Functions
// ========================================

// Load backup schedules on page load
function loadBackupSchedule() {
    fetch('/api/backup/schedule')
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                const scheduleConfig = data.schedule;
                const jobs = data.jobs || [];
                const schedules = scheduleConfig.schedules || [];
                
                // Update count badge
                const enabledCount = schedules.filter(s => s.enabled).length;
                document.getElementById('schedule-count-badge').textContent = enabledCount;
                
                // Render schedules list
                const schedulesList = document.getElementById('schedules-list');
                
                if (schedules.length === 0) {
                    schedulesList.innerHTML = `
                        <div class="schedule-empty">
                            <div class="empty-icon">⏰</div>
                            <p style="margin: 0; font-weight: 600;">No schedules configured</p>
                            <small>Click "Add Schedule" to create automatic backups</small>
                        </div>
                    `;
                    return;
                }
                
                let html = '';
                schedules.forEach(schedule => {
                    const job = jobs.find(j => j.id === schedule.id);
                    const nextRun = job ? job.next_run_time : null;
                    const isEnabled = schedule.enabled;
                    const disabledClass = isEnabled ? '' : 'disabled';
                    
                    // Format frequency
                    const freqMap = {
                        'daily': 'Daily',
                        'weekly': 'Weekly (Sun)',
                        'monthly': 'Monthly (1st)'
                    };
                    const freqDisplay = freqMap[schedule.frequency] || schedule.frequency;
                    
                    // Format backup type
                    const typeDisplay = schedule.backup_type === 'data-only' ? '📦 Data-Only' : '🗄️ Full';
                    
                    html += `
                        <div class="schedule-item ${disabledClass}" data-schedule-id="${schedule.id}">
                            <div class="schedule-item-header">
                                <div class="schedule-item-title">
                                    ${isEnabled ? '✅' : '⏸️'}
                                    <span>${schedule.name || schedule.id}</span>
                                </div>
                                <div class="schedule-item-actions">
                                    <button class="btn-icon-small ${isEnabled ? 'toggle-on' : 'toggle-off'}" 
                                            onclick="toggleSchedule('${schedule.id}')" 
                                            title="${isEnabled ? 'Disable' : 'Enable'}">
                                        ${isEnabled ? '🔵' : '⏸️'}
                                    </button>
                                    <button class="btn-icon-small edit" 
                                            onclick="editSchedule('${schedule.id}')" 
                                            title="Edit">
                                        ✏️
                                    </button>
                                    ${schedule.id !== 'default' ? `
                                        <button class="btn-icon-small delete" 
                                                onclick="deleteSchedule('${schedule.id}')" 
                                                title="Delete">
                                            🗑️
                                        </button>
                                    ` : ''}
                                </div>
                            </div>
                            <div class="schedule-item-body">
                                <div class="schedule-detail">
                                    <strong>⏰</strong> ${schedule.time}
                                </div>
                                <div class="schedule-detail">
                                    <strong>📅</strong> ${freqDisplay}
                                </div>
                                <div class="schedule-detail">
                                    <strong>💾</strong> ${typeDisplay}
                                </div>
                                <div class="schedule-detail">
                                    <strong>🗓️</strong> Keep ${schedule.retention_days}d
                                </div>
                            </div>
                            ${nextRun && isEnabled ? `
                                <div class="schedule-next-run">
                                    <strong>Next Backup:</strong> 
                                    <span class="schedule-next-run-time">${nextRun}</span>
                                </div>
                            ` : ''}
                        </div>
                    `;
                });
                
                schedulesList.innerHTML = html;
            }
        })
        .catch(error => console.error('Error loading schedules:', error));
}

// Load backup list
function loadBackupList() {
    const backupList = document.getElementById('backup-list');
    if (!backupList) return;
    
    backupList.innerHTML = `
        <div class="backup-loading">
            <div class="loading-spinner"></div>
            <p>Loading backups...</p>
        </div>
    `;
    
    fetch('/api/backup/list')
        .then(response => response.json())
        .then(data => {
            if (data.success && data.backups.length > 0) {
                // Update count badge
                document.getElementById('backup-count-badge').textContent = data.backups.length;
                
                let html = '';
                data.backups.forEach(backup => {
                    html += `
                        <div class="backup-item">
                            <div class="backup-info-row">
                                <div class="backup-filename">📄 ${backup.filename}</div>
                                <div class="backup-meta">
                                    💾 ${backup.size_mb} MB • 📅 ${backup.created}
                                </div>
                            </div>
                            <div class="backup-actions">
                                <button onclick="downloadBackup('${backup.filename}')" class="backup-action-icon" title="Download">
                                    ⬇️
                                </button>
                                <button onclick="deleteBackup('${backup.filename}')" class="backup-action-icon" title="Delete">
                                    🗑️
                                </button>
                            </div>
                        </div>
                    `;
                });
                
                backupList.innerHTML = html;
                
                // Populate restore dropdown
                const restoreSelect = document.getElementById('restore-backup-select');
                if (restoreSelect) {
                    restoreSelect.innerHTML = '<option value="">-- Choose a backup to restore --</option>';
                    data.backups.forEach(backup => {
                        restoreSelect.innerHTML += `<option value="${backup.filename}">${backup.filename} (${backup.size_mb} MB - ${backup.created})</option>`;
                    });
                }
            } else {
                // Update count badge
                document.getElementById('backup-count-badge').textContent = '0';
                
                backupList.innerHTML = `
                    <div style="text-align: center; padding: 40px 20px; color: var(--text-secondary, #999);">
                        <div style="font-size: 3em; margin-bottom: 10px;">📂</div>
                        <p style="margin: 0;">No backups available</p>
                        <small>Create your first backup using the buttons above</small>
                    </div>
                `;
                
                // Clear restore dropdown
                const restoreSelect = document.getElementById('restore-backup-select');
                if (restoreSelect) {
                    restoreSelect.innerHTML = '<option value="">-- No backups available --</option>';
                }
            }
        })
        .catch(error => {
            console.error('Error loading backups:', error);
            backupList.innerHTML = `
                <div style="text-align: center; padding: 40px 20px; color: #f44336;">
                    <div style="font-size: 3em; margin-bottom: 10px;">⚠️</div>
                    <p style="margin: 0; font-weight: 600;">Error loading backups</p>
                    <small>Please try refreshing the page</small>
                </div>
            `;
        });
}

// Backup now button
document.getElementById('backup-now-btn')?.addEventListener('click', function() {
    const btn = this;
    const originalHTML = btn.innerHTML;
    btn.disabled = true;
    btn.innerHTML = `
        <span class="btn-icon">⏳</span>
        <span class="btn-text">
            <strong>Creating...</strong>
            <small>Please wait</small>
        </span>
    `;
    
    fetch('/api/backup/create', {
        method: 'POST'
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            alert('✅ ' + data.message + '\n\nFile: ' + data.filename + '\nSize: ' + data.size);
            loadBackupList();
        } else {
            alert('❌ ' + data.message);
        }
        btn.disabled = false;
        btn.innerHTML = originalHTML;
    })
    .catch(error => {
        console.error('Error creating backup:', error);
        alert('❌ Failed to create backup');
        btn.disabled = false;
        btn.innerHTML = originalHTML;
    });
});

// Data-only backup button
document.getElementById('backup-data-only-btn')?.addEventListener('click', function() {
    const btn = this;
    const originalHTML = btn.innerHTML;
    btn.disabled = true;
    btn.innerHTML = `
        <span class="btn-icon">⏳</span>
        <span class="btn-text">
            <strong>Creating...</strong>
            <small>Please wait</small>
        </span>
    `;
    
    fetch('/api/backup/create-data-only', {
        method: 'POST'
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            alert('✅ ' + data.message + '\n\nFile: ' + data.filename + '\nSize: ' + data.size + '\n\n📦 This backup contains only data (no schema or triggers)');
            loadBackupList();
        } else {
            alert('❌ ' + data.message);
        }
        btn.disabled = false;
        btn.innerHTML = originalHTML;
    })
    .catch(error => {
        console.error('Error creating data backup:', error);
        alert('❌ Failed to create data backup');
        btn.disabled = false;
        btn.innerHTML = originalHTML;
    });
});

// Refresh backups button
document.getElementById('refresh-backups-btn')?.addEventListener('click', function() {
    loadBackupList();
});

// Add schedule button - show form
document.getElementById('add-schedule-btn')?.addEventListener('click', function() {
    // Clear form
    document.getElementById('schedule-id').value = '';
    document.getElementById('schedule-name').value = '';
    document.getElementById('schedule-enabled').checked = true;
    document.getElementById('schedule-time').value = '02:00';
    document.getElementById('schedule-frequency').value = 'daily';
    document.getElementById('schedule-backup-type').value = 'full';
    document.getElementById('retention-days').value = '30';
    
    // Hide schedules list, show form
    document.getElementById('schedules-list').style.display = 'none';
    document.getElementById('backup-schedule-form').style.display = 'block';
});

// Edit schedule function
function editSchedule(scheduleId) {
    fetch('/api/backup/schedule')
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                const schedule = data.schedule.schedules.find(s => s.id === scheduleId);
                if (schedule) {
                    // Populate form
                    document.getElementById('schedule-id').value = schedule.id;
                    document.getElementById('schedule-name').value = schedule.name || schedule.id;
                    document.getElementById('schedule-enabled').checked = schedule.enabled;
                    document.getElementById('schedule-time').value = schedule.time;
                    document.getElementById('schedule-frequency').value = schedule.frequency;
                    document.getElementById('schedule-backup-type').value = schedule.backup_type;
                    document.getElementById('retention-days').value = schedule.retention_days;
                    
                    // Hide schedules list, show form
                    document.getElementById('schedules-list').style.display = 'none';
                    document.getElementById('backup-schedule-form').style.display = 'block';
                }
            }
        })
        .catch(error => console.error('Error loading schedule:', error));
}

// Toggle schedule function
function toggleSchedule(scheduleId) {
    if (!confirm(`Are you sure you want to toggle this schedule ${scheduleId}?`)) {
        return;
    }
    
    fetch(`/api/backup/schedule/toggle/${scheduleId}`, {
        method: 'POST'
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            alert('✅ ' + data.message);
            loadBackupSchedule();
        } else {
            alert('❌ ' + data.message);
        }
    })
    .catch(error => {
        console.error('Error toggling schedule:', error);
        alert('❌ Failed to toggle schedule');
    });
}

// Delete schedule function
function deleteSchedule(scheduleId) {
    if (!confirm(`Are you sure you want to delete schedule "${scheduleId}"?\n\nThis action cannot be undone.`)) {
        return;
    }
    
    fetch(`/api/backup/schedule/delete/${scheduleId}`, {
        method: 'DELETE'
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            alert('✅ ' + data.message);
            loadBackupSchedule();
        } else {
            alert('❌ ' + data.message);
        }
    })
    .catch(error => {
        console.error('Error deleting schedule:', error);
        alert('❌ Failed to delete schedule');
    });
}

// Cancel schedule button - hide form
document.getElementById('cancel-schedule-btn')?.addEventListener('click', function() {
    document.getElementById('backup-schedule-form').style.display = 'none';
    document.getElementById('schedules-list').style.display = 'block';
});

// Save schedule form
document.getElementById('backup-schedule-form')?.addEventListener('submit', function(e) {
    e.preventDefault();
    
    const scheduleId = document.getElementById('schedule-id').value;
    const isEdit = scheduleId !== '';
    
    const formData = {
        id: scheduleId || undefined,
        name: document.getElementById('schedule-name').value,
        enabled: document.getElementById('schedule-enabled').checked,
        time: document.getElementById('schedule-time').value,
        frequency: document.getElementById('schedule-frequency').value,
        backup_type: document.getElementById('schedule-backup-type').value,
        retention_days: parseInt(document.getElementById('retention-days').value)
    };
    
    // Build informative success message
    const backupTypeText = formData.backup_type === 'data-only' ? 'Data-Only' : 'Full';
    const freqText = formData.frequency.charAt(0).toUpperCase() + formData.frequency.slice(1);
    const scheduleInfo = `${backupTypeText} backups ${freqText} at ${formData.time}`;
    
    const endpoint = isEdit ? '/api/backup/schedule' : '/api/backup/schedule/add';
    const method = 'POST';
    
    // For edit, we need to update the entire schedule config
    if (isEdit) {
        // Load current config and update the specific schedule
        fetch('/api/backup/schedule')
            .then(response => response.json())
            .then(data => {
                if (data.success) {
                    const config = data.schedule;
                    const scheduleIndex = config.schedules.findIndex(s => s.id === scheduleId);
                    
                    if (scheduleIndex >= 0) {
                        config.schedules[scheduleIndex] = formData;
                    }
                    
                    return fetch('/api/backup/schedule', {
                        method: 'POST',
                        headers: { 'Content-Type': 'application/json' },
                        body: JSON.stringify(config)
                    });
                }
            })
            .then(response => response.json())
            .then(data => {
                if (data.success) {
                    alert(`✅ Schedule updated successfully!\n\n${scheduleInfo}`);
                    document.getElementById('backup-schedule-form').style.display = 'none';
                    document.getElementById('schedules-list').style.display = 'block';
                    loadBackupSchedule();
                } else {
                    alert('❌ ' + data.message);
                }
            })
            .catch(error => {
                console.error('Error saving schedule:', error);
                alert('❌ Failed to save schedule');
            });
    } else {
        // Add new schedule
        fetch(endpoint, {
            method: method,
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify(formData)
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                alert(`✅ Schedule added successfully!\n\n${scheduleInfo}`);
                document.getElementById('backup-schedule-form').style.display = 'none';
                document.getElementById('schedules-list').style.display = 'block';
                loadBackupSchedule();
            } else {
                alert('❌ ' + data.message);
            }
        })
        .catch(error => {
            console.error('Error saving schedule:', error);
            alert('❌ Failed to save schedule');
        });
    }
});

// Download backup function
function downloadBackup(filename) {
    window.location.href = `/api/backup/download/${filename}`;
}

// Delete backup function
function deleteBackup(filename) {
    if (confirm(`Are you sure you want to delete backup: ${filename}?`)) {
        fetch(`/api/backup/delete/${filename}`, {
            method: 'DELETE'
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                alert('✅ ' + data.message);
                loadBackupList();
            } else {
                alert('❌ ' + data.message);
            }
        })
        .catch(error => {
            console.error('Error deleting backup:', error);
            alert('❌ Failed to delete backup');
        });
    }
}

// Restore dropdown change - enable/disable button
document.getElementById('restore-backup-select')?.addEventListener('change', function() {
    const restoreBtn = document.getElementById('restore-btn');
    if (this.value) {
        restoreBtn.disabled = false;
    } else {
        restoreBtn.disabled = true;
    }
});

// Restore backup function
document.getElementById('restore-btn')?.addEventListener('click', function() {
    const filename = document.getElementById('restore-backup-select').value;
    const restoreType = document.querySelector('input[name="restore-type"]:checked').value;
    
    if (!filename) {
        alert('❌ Please select a backup file to restore');
        return;
    }
    
    // Check if it's a data-only backup being restored as full
    const isDataOnlyFile = filename.includes('data_only_');
    
    if (restoreType === 'full' && isDataOnlyFile) {
        alert('⚠️ Warning: You selected a data-only backup file but chose "Full Restore".\n\n' +
              'Data-only backups do not contain database schema or triggers.\n' +
              'Please select "Data-Only Restore" instead, or choose a full backup file.');
        return;
    }
    
    // Prepare warning message based on restore type
    let warningMessage, confirmMessage;
    
    if (restoreType === 'data-only') {
        warningMessage = `⚠️ DATA-ONLY RESTORE WARNING ⚠️\n\n` +
            `You are about to RESTORE ONLY THE DATA from:\n${filename}\n\n` +
            `This will:\n` +
            `• TRUNCATE all tables (delete all current data)\n` +
            `• INSERT data from backup\n` +
            `• KEEP existing database schema and triggers\n\n` +
            `This action CANNOT be undone!\n\n` +
            `Do you want to continue?`;
        
        confirmMessage = `⚠️ FINAL CONFIRMATION ⚠️\n\n` +
            `Type "RESTORE DATA" in capital letters to confirm you understand:\n` +
            `• All current data will be PERMANENTLY DELETED\n` +
            `• Database structure will remain unchanged\n` +
            `• This action is IRREVERSIBLE\n\n` +
            `Type RESTORE DATA to continue:`;
    } else {
        warningMessage = `⚠️ FULL RESTORE WARNING ⚠️\n\n` +
            `You are about to RESTORE the entire database from:\n${filename}\n\n` +
            `This will PERMANENTLY DELETE:\n` +
            `• All current data\n` +
            `• Database schema\n` +
            `• All triggers\n\n` +
            `And replace them with the backup content.\n\n` +
            `This action CANNOT be undone!\n\n` +
            `Do you want to continue?`;
        
        confirmMessage = `⚠️ FINAL CONFIRMATION ⚠️\n\n` +
            `Type "RESTORE" in capital letters to confirm you understand:\n` +
            `• All current database data will be PERMANENTLY DELETED\n` +
            `• This action is IRREVERSIBLE\n` +
            `• Users may experience downtime during restore\n\n` +
            `Type RESTORE to continue:`;
    }
    
    // First confirmation
    const firstConfirm = confirm(warningMessage);
    
    if (!firstConfirm) {
        return;
    }
    
    // Second confirmation (require typing confirmation)
    const expectedText = restoreType === 'data-only' ? 'RESTORE DATA' : 'RESTORE';
    const secondConfirm = prompt(confirmMessage);
    
    if (secondConfirm !== expectedText) {
        alert('❌ Restore cancelled - confirmation text did not match');
        return;
    }
    
    // Perform restore
    const btn = this;
    btn.disabled = true;
    
    const restoreEndpoint = restoreType === 'data-only' 
        ? `/api/backup/restore-data-only/${filename}`
        : `/api/backup/restore/${filename}`;
    
    const restoreTypeText = restoreType === 'data-only' ? 'data' : 'database';
    btn.innerHTML = `⏳ Restoring ${restoreTypeText}... Please wait...`;
    
    fetch(restoreEndpoint, {
        method: 'POST'
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            const successMsg = restoreType === 'data-only'
                ? `✅ DATA RESTORE COMPLETE!\n\n${data.message}\n\n` +
                  `Data has been refreshed. Database schema and triggers remain unchanged.\n\n` +
                  `The application will now reload to apply changes.`
                : `✅ DATABASE RESTORE COMPLETE!\n\n${data.message}\n\n` +
                  `The application will now reload to apply changes.`;
            
            alert(successMsg);
            // Reload the page to ensure all data is fresh
            window.location.reload();
        } else {
            const errorMsg = restoreType === 'data-only'
                ? `❌ DATA RESTORE FAILED\n\n${data.message}`
                : `❌ RESTORE FAILED\n\n${data.message}`;
            
            alert(errorMsg);
            btn.disabled = false;
            btn.innerHTML = '🔄 Restore Database from Selected Backup';
        }
    })
    .catch(error => {
        console.error('Error restoring backup:', error);
        alert(`❌ RESTORE FAILED\n\nAn error occurred while restoring the ${restoreTypeText}.`);
        btn.disabled = false;
        btn.innerHTML = '🔄 Restore Database from Selected Backup';
    });
});

// Upload backup file
document.getElementById('upload-backup-btn')?.addEventListener('click', function() {
    const fileInput = document.getElementById('backup-file-upload');
    const file = fileInput.files[0];
    
    if (!file) {
        alert('❌ Please select a file to upload');
        return;
    }
    
    // Validate file extension
    if (!file.name.toLowerCase().endsWith('.sql')) {
        alert('❌ Invalid file format. Only .sql files are allowed.');
        return;
    }
    
    // Validate file size (10GB max for large databases)
    const maxSize = 10 * 1024 * 1024 * 1024; // 10GB in bytes
    if (file.size > maxSize) {
        alert('❌ File is too large. Maximum size is 10GB.');
        return;
    }
    
    // Warn about large files
    const warningSize = 1 * 1024 * 1024 * 1024; // 1GB
    if (file.size > warningSize) {
        const sizeGB = (file.size / (1024 * 1024 * 1024)).toFixed(2);
        if (!confirm(`⚠️ Large File Warning\n\nYou are uploading a ${sizeGB} GB file.\nThis may take several minutes.\n\nDo you want to continue?`)) {
            return;
        }
    }
    
    // Prepare form data
    const formData = new FormData();
    formData.append('backup_file', file);
    
    // Disable button and show loading
    const btn = this;
    btn.disabled = true;
    btn.innerHTML = '⏳ Uploading and validating...';
    
    // Upload file
    fetch('/api/backup/upload', {
        method: 'POST',
        body: formData
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            // Build detailed success message with validation info
            let message = `✅ File uploaded and validated successfully!\n\n`;
            message += `Filename: ${data.filename}\n`;
            message += `Size: ${data.size}\n`;
            
            // Add validation details if available
            if (data.validation && data.validation.details) {
                const details = data.validation.details;
                message += `\n📊 Validation Results:\n`;
                message += `• Lines: ${details.line_count || 'N/A'}\n`;
                message += `• Has Users Table: ${details.has_users_table ? '✓' : '✗'}\n`;
                message += `• Has Data: ${details.has_insert_statements ? '✓' : '✗'}\n`;
            }
            
            // Add warnings if any
            if (data.validation && data.validation.warnings && data.validation.warnings.length > 0) {
                message += `\n⚠️ Warnings:\n`;
                data.validation.warnings.forEach(warning => {
                    message += `• ${warning}\n`;
                });
            }
            
            message += `\nThe file is now available in the restore dropdown.`;
            
            alert(message);
            
            // Clear file input
            fileInput.value = '';
            // Reload backup list to show the new file
            loadBackupList();
        } else {
            // Build detailed error message
            let message = `❌ Upload failed\n\n${data.message}`;
            
            // Add validation details if available
            if (data.validation_details) {
                message += `\n\n📊 Validation Details:\n`;
                const details = data.validation_details;
                if (details.size_mb) message += `• File Size: ${details.size_mb} MB\n`;
                if (details.line_count) message += `• Lines: ${details.line_count}\n`;
            }
            
            // Add warnings if any
            if (data.warnings && data.warnings.length > 0) {
                message += `\n⚠️ Issues Found:\n`;
                data.warnings.forEach(warning => {
                    message += `• ${warning}\n`;
                });
            }
            
            alert(message);
        }
        btn.disabled = false;
        btn.innerHTML = '⬆️ Upload File';
    })
    .catch(error => {
        console.error('Error uploading backup:', error);
        alert('❌ Failed to upload file');
        btn.disabled = false;
        btn.innerHTML = '⬆️ Upload File';
    });
});

// Load backup data on page load
if (document.getElementById('backup-list')) {
    loadBackupSchedule();
    loadBackupList();
}

</script>
{% endblock %}