{% extends "base.html" %}
{% set page_title = t('os_templates_management') %}
{% block content %}

<style>
/* Emoji icon wrapper - ensure visibility on dark theme */
.emoji-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 1px rgba(255,255,255,0.3));
}
/* Apply grayscale filter for better visibility if needed */
[data-theme="dark"] .template-group-card .emoji-icon {
    filter: brightness(1.2) contrast(1.1);
}
</style>

<div class="card">
    <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem;">
        <h3><i class="fa-solid fa-desktop"></i> {{ t('os_templates') }}</h3>
        <div style="display: flex; gap: 0.5rem;" data-permission="templates.manage">
            <button onclick="showAutoImportModal()" class="btn" style="background: var(--success); color: var(--text-on-success);"><i class="fa-solid fa-rotate"></i> {{ t('auto_import') }}</button>
            <button onclick="showAddGroupModal()" class="btn" style="background: var(--primary); color: var(--text-on-primary);"><i class="fa-solid fa-folder"></i> {{ t('new_group') }}</button>
            <button onclick="showAddTemplateModal()" class="btn btn-primary"><i class="fa-solid fa-plus"></i> {{ t('add_template') }}</button>
        </div>
    </div>
    
    <p style="color: var(--text-secondary); margin-bottom: 1.5rem;">
        {{ t('manage_os_templates_description') }}
    </p>
</div>

<!-- Группы шаблонов -->
<div class="card" style="margin-top: 1rem;">
    <h4 style="margin-bottom: 1rem;"><i class="fa-solid fa-folder"></i> {{ t('template_groups') }}</h4>
    
    <div id="groupsContainer" style="display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem;">
        {% if template_groups %}
            {% for group in template_groups %}
            <div class="template-group-card" data-group-id="{{ group.id }}" style="background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: 0.5rem; padding: 1rem;">
                <div style="display: flex; justify-content: space-between; align-items: start;">
                    <div style="display: flex; align-items: center; gap: 0.5rem;">
                        <span class="group-icon" style="font-size: 1.5rem;">{{ group.icon|safe if group.icon else '<i class="fa-solid fa-cube"></i>'|safe }}</span>
                        <div>
                            <h5 style="margin: 0; color: var(--text-primary);">{{ group.name }}</h5>
                            <span style="font-size: 0.75rem; color: var(--text-muted);">ID: {{ group.id }}</span>
                        </div>
                    </div>
                    <div style="display: flex; gap: 0.25rem;" data-permission="templates.manage">
                        <button onclick="editGroup({{ group.id }})" class="btn btn-sm" style="padding: 0.25rem 0.5rem; background: var(--info);" title="{{ t('edit') }}"><i class="fa-solid fa-pen"></i></button>
                        <button onclick="deleteGroup({{ group.id }}, '{{ group.name }}')" class="btn btn-sm btn-delete" style="padding: 0.25rem 0.5rem;" title="{{ t('delete') }}"><i class="fa-solid fa-trash"></i></button>
                    </div>
                </div>
                {% if group.description %}
                <p style="margin: 0.5rem 0 0 0; font-size: 0.875rem; color: var(--text-secondary);">{{ group.description }}</p>
                {% endif %}
                <div id="group-templates-count-{{ group.id }}" style="margin-top: 0.5rem; font-size: 0.75rem; color: var(--text-muted);">
                    {{ t('loading') }}
                </div>
            </div>
            {% endfor %}
        {% else %}
            <p style="color: var(--text-secondary); grid-column: 1 / -1;">
                {{ t('no_template_groups') }} <a href="#" onclick="showAddGroupModal(); return false;" style="color: var(--success);">{{ t('create_first_group') }}</a>.
            </p>
        {% endif %}
    </div>
</div>

<!-- Шаблоны -->
<div class="card" style="margin-top: 1rem;">
    <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem;">
        <h4><i class="fa-solid fa-compact-disc"></i> {{ t('templates_os') }}</h4>
        <div style="display: flex; gap: 0.5rem; align-items: center;">
            <select id="filterGroup" onchange="filterTemplates()" style="background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); padding: 0.5rem; border-radius: 0.375rem;">
                <option value="">{{ t('all_groups') }}</option>
                {% for group in template_groups %}
                <option value="{{ group.id }}">{{ group.name }}</option>
                {% endfor %}
            </select>
            <select id="filterServer" onchange="filterTemplates()" style="background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); padding: 0.5rem; border-radius: 0.375rem;">
                <option value="">{{ t('all_servers') }}</option>
                {% for server in proxmox_servers %}
                <option value="{{ server.id }}">{{ server.name }}</option>
                {% endfor %}
            </select>
        </div>
    </div>
    
    <div id="templatesContainer" style="display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem;">
        <p style="color: var(--text-secondary);" id="templatesLoading"><i class="fa-solid fa-spinner fa-spin"></i> {{ t('loading_templates') }}</p>
    </div>
</div>

<!-- Обнаружение шаблонов Proxmox -->
<div class="card" style="margin-top: 1rem;">
    <h4 style="margin-bottom: 1rem;"><i class="fa-solid fa-magnifying-glass"></i> {{ t('template_discovery') }}</h4>
    <p style="color: var(--text-secondary); margin-bottom: 1rem;">
        {{ t('find_proxmox_templates_description') }}
    </p>
    
    <div style="display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;">
        <select id="discoverServer" style="background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); padding: 0.5rem 1rem; border-radius: 0.375rem; min-width: 200px;">
            <option value="">{{ t('select_server') }}</option>
            {% for server in proxmox_servers %}
            <option value="{{ server.id }}">{{ server.name }} ({{ server.ip_address }})</option>
            {% endfor %}
        </select>
        <button onclick="discoverTemplates()" class="btn" style="background: var(--purple); color: var(--text-on-primary);"><i class="fa-solid fa-magnifying-glass"></i> {{ t('find_templates') }}</button>
    </div>
    
    <div id="discoveredTemplates" style="margin-top: 1rem; display: none;">
        <h5 style="margin-bottom: 0.5rem; color: var(--text-primary);">{{ t('found_templates') }}:</h5>
        <div id="discoveredList" style="display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.75rem;"></div>
    </div>
</div>

<!-- Modal: Авто-импорт шаблонов -->
<div id="autoImportModal" class="modal" style="display: none;">
    <div class="modal-content" style="max-width: 700px;">
        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem;">
            <h3><i class="fa-solid fa-rotate"></i> {{ t('auto_import_templates') }}</h3>
            <button onclick="closeModal('autoImportModal')" style="background: none; border: none; color: var(--text-secondary); font-size: 1.5rem; cursor: pointer;">&times;</button>
        </div>
        
        <p style="color: var(--text-secondary); margin-bottom: 1rem;">
            {{ t('auto_import_description') }}
        </p>
        
        <div style="margin-bottom: 1rem;">
            <label>{{ t('select_server') }} *</label>
            <select id="autoImportServerId" required style="width: 100%;">
                <option value="">{{ t('select_server') }}</option>
                {% for server in proxmox_servers %}
                <option value="{{ server.id }}">{{ server.name }} ({{ server.ip_address }})</option>
                {% endfor %}
            </select>
        </div>
        
        <div id="autoImportStatus" style="display: none; margin-bottom: 1rem; padding: 1rem; border-radius: 0.5rem;"></div>
        
        <div id="autoImportPreview" style="display: none; margin-bottom: 1rem;">
            <h5 style="margin-bottom: 0.5rem;"><i class="fa-solid fa-clipboard"></i> {{ t('templates_to_import') }}:</h5>
            <div id="autoImportList" style="max-height: 300px; overflow-y: auto; background: var(--bg-primary); border-radius: 0.5rem; padding: 0.5rem;"></div>
        </div>
        
        <div id="autoImportResult" style="display: none; margin-bottom: 1rem;">
            <h5 style="margin-bottom: 0.5rem; color: var(--success);"><i class="fa-solid fa-check"></i> {{ t('import_completed') }}:</h5>
            <div id="autoImportResultList" style="max-height: 300px; overflow-y: auto; background: var(--bg-primary); border-radius: 0.5rem; padding: 0.5rem;"></div>
        </div>
        
        <div style="display: flex; gap: 0.5rem; justify-content: flex-end;">
            <button type="button" onclick="closeModal('autoImportModal')" class="btn" style="background: var(--bg-tertiary); color: var(--text-primary);">{{ t('cancel') }}</button>
            <button type="button" onclick="previewAutoImport()" id="previewImportBtn" class="btn" style="background: var(--info); color: white;"><i class="fa-solid fa-eye"></i> {{ t('preview') }}</button>
            <button type="button" onclick="executeAutoImport()" id="executeImportBtn" class="btn btn-primary" style="display: none;"><i class="fa-solid fa-rocket"></i> {{ t('import') }}</button>
        </div>
    </div>
</div>

<!-- Modal: Добавить группу -->
<div id="addGroupModal" class="modal" style="display: none;">
    <div class="modal-content" style="max-width: 450px;">
        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem;">
            <h3 id="groupModalTitle"><i class="fa-solid fa-folder"></i> {{ t('new_group') }}</h3>
            <button onclick="closeModal('addGroupModal')" style="background: none; border: none; color: var(--text-secondary); font-size: 1.5rem; cursor: pointer;">&times;</button>
        </div>
        
        <form id="groupForm" onsubmit="submitGroup(event)">
            <input type="hidden" name="group_id" id="groupId">
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('group_name') }} *</label>
                <input type="text" name="name" id="groupName" required placeholder="Ubuntu">
            </div>
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('icon') }}</label>
                <input type="text" name="icon" id="groupIcon" placeholder="🐧" maxlength="10">
                <small style="color: var(--text-muted);">{{ t('icon_hint') }}</small>
            </div>
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('description') }}</label>
                <textarea name="description" id="groupDescription" rows="2" placeholder="{{ t('group_description_placeholder') }}"></textarea>
            </div>
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('sort_order') }}</label>
                <input type="number" name="sort_order" id="groupSortOrder" value="0" min="0">
            </div>
            
            <div style="display: flex; gap: 0.5rem; justify-content: flex-end;">
                <button type="button" onclick="closeModal('addGroupModal')" class="btn" style="background: var(--bg-tertiary); color: var(--text-primary);">{{ t('cancel') }}</button>
                <button type="submit" class="btn btn-primary">{{ t('save') }}</button>
            </div>
        </form>
    </div>
</div>

<!-- Modal: Добавить шаблон -->
<div id="addTemplateModal" class="modal" style="display: none;">
    <div class="modal-content" style="max-width: 600px;">
        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem;">
            <h3 id="templateModalTitle"><i class="fa-solid fa-compact-disc"></i> {{ t('new_template') }}</h3>
            <button onclick="closeModal('addTemplateModal')" style="background: none; border: none; color: var(--text-secondary); font-size: 1.5rem; cursor: pointer;">&times;</button>
        </div>
        
        <form id="templateForm" onsubmit="submitTemplate(event)">
            <input type="hidden" name="template_id" id="templateId">
            
            <div class="form-row">
                <div>
                    <label>{{ t('group') }} {{ t('required') }}</label>
                    <select name="group_id" id="templateGroupId" required>
                        <option value="">{{ t('select_group') }}</option>
                        {% for group in template_groups %}
                        <option value="{{ group.id }}">{{ group.name }}</option>
                        {% endfor %}
                    </select>
                </div>
                <div>
                    <label>{{ t('proxmox_server') }} {{ t('required') }}</label>
                    <select name="server_id" id="templateServerId" required>
                        <option value="">{{ t('select_server') }}</option>
                        {% for server in proxmox_servers %}
                        <option value="{{ server.id }}">{{ server.name }}</option>
                        {% endfor %}
                    </select>
                </div>
            </div>
            
            <div class="form-row">
                <div>
                    <label>{{ t('template_name') }} {{ t('required') }}</label>
                    <input type="text" name="name" id="templateName" required placeholder="Ubuntu 22.04 LTS">
                </div>
                <div>
                    <label>{{ t('vmid_in_proxmox') }} {{ t('required') }}</label>
                    <input type="number" name="vmid" id="templateVmid" required min="100" placeholder="9000">
                </div>
            </div>
            
            <div class="form-row">
                <div>
                    <label>{{ t('proxmox_node') }} {{ t('required') }}</label>
                    <input type="text" name="node" id="templateNode" required placeholder="pve">
                </div>
                <div>
                    <label>{{ t('sort_order') }}</label>
                    <input type="number" name="sort_order" id="templateSortOrder" value="0" min="0">
                </div>
            </div>
            
            <div style="background: var(--bg-primary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1rem;">
                <h5 style="margin: 0 0 1rem 0; color: var(--text-primary);"><i class="fa-solid fa-gear"></i> {{ t('default_parameters') }}</h5>
                
                <div class="form-row">
                    <div>
                        <label>{{ t('cpu_cores') }}</label>
                        <input type="number" name="default_cores" id="templateDefaultCores" value="1" min="1" max="128">
                    </div>
                    <div>
                        <label>{{ t('memory_mb') }}</label>
                        <input type="number" name="default_memory" id="templateDefaultMemory" value="1024" min="128">
                    </div>
                    <div>
                        <label>{{ t('disk_gb') }}</label>
                        <input type="number" name="default_disk" id="templateDefaultDisk" value="10" min="1">
                    </div>
                </div>
                
                <div class="form-row">
                    <div>
                        <label>{{ t('min_cpu_cores') }}</label>
                        <input type="number" name="min_cores" id="templateMinCores" value="1" min="1">
                    </div>
                    <div>
                        <label>{{ t('min_memory_mb') }}</label>
                        <input type="number" name="min_memory" id="templateMinMemory" value="512" min="128">
                    </div>
                    <div>
                        <label>{{ t('min_disk_gb') }}</label>
                        <input type="number" name="min_disk" id="templateMinDisk" value="5" min="1">
                    </div>
                </div>
            </div>
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('description') }}</label>
                <textarea name="description" id="templateDescription" rows="2" placeholder="{{ t('os_template_description_placeholder') }}"></textarea>
            </div>
            
            <div class="form-check">
                <input type="checkbox" class="form-check-input" name="is_active" id="templateIsActive" checked>
                <label class="form-check-label" for="templateIsActive">{{ t('template_active') }}</label>
            </div>
            
            <div style="display: flex; gap: 0.5rem; justify-content: flex-end;">
                <button type="button" onclick="closeModal('addTemplateModal')" class="btn" style="background: var(--bg-tertiary); color: var(--text-primary);">{{ t('cancel') }}</button>
                <button type="submit" class="btn btn-primary">{{ t('save') }}</button>
            </div>
        </form>
    </div>
</div>

<!-- Modal: Развернуть VM -->
<div id="deployModal" class="modal" style="display: none;">
    <div class="modal-content" style="max-width: 550px;">
        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem;">
            <h3><i class="fa-solid fa-rocket"></i> {{ t('deploy_vm') }}</h3>
            <button onclick="closeModal('deployModal')" style="background: none; border: none; color: var(--text-secondary); font-size: 1.5rem; cursor: pointer;">&times;</button>
        </div>
        
        <div id="deployTemplateInfo" style="background: var(--bg-secondary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1.5rem;">
            <div style="display: flex; align-items: center; gap: 0.75rem;">
                <span id="deployIcon" style="font-size: 2rem;"><i class="fa-solid fa-compact-disc"></i></span>
                <div>
                    <h4 id="deployTemplateName" style="margin: 0; color: var(--text-primary);">{{ t('template_label') }}</h4>
                    <span id="deployServerName" style="font-size: 0.875rem; color: var(--text-secondary);">{{ t('server_label') }}</span>
                </div>
            </div>
        </div>
        
        <form id="deployForm" onsubmit="submitDeploy(event)">
            <input type="hidden" name="template_id" id="deployTemplateId">
            <input type="hidden" name="server_id" id="deployServerId">
            
            <div style="margin-bottom: 1rem;">
                <label>{{ t('new_vm_name') }} {{ t('required') }}</label>
                <input type="text" name="name" id="deployVmName" required placeholder="my-server-01" pattern="[a-zA-Z0-9\-_]+" title="{{ t('vm_name_pattern_hint') }}">
            </div>
            
            <div style="margin-bottom: 1rem;">
                <label><i class="fa-solid fa-desktop"></i> {{ t('target_node') }}</label>
                <select name="target_node" id="deployTargetNode" style="width: 100%;">
                    <option value="">{{ t('auto_select') }}</option>
                </select>
                <small style="color: var(--text-muted);">{{ t('cross_node_deploy_hint') }}</small>
            </div>
            
            <div style="background: var(--bg-primary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1rem;">
                <h5 style="margin: 0 0 1rem 0; color: var(--text-primary);"><i class="fa-solid fa-gear"></i> {{ t('resources') }}</h5>
                
                <div class="form-row">
                    <div>
                        <label>{{ t('cpu_cores') }}</label>
                        <input type="number" name="cores" id="deployCores" min="1" max="128">
                        <small id="deployCoresHint" style="color: var(--text-muted);"></small>
                    </div>
                    <div>
                        <label>{{ t('memory_mb') }}</label>
                        <input type="number" name="memory" id="deployMemory" min="128">
                        <small id="deployMemoryHint" style="color: var(--text-muted);"></small>
                    </div>
                    <div>
                        <label>{{ t('disk_gb') }}</label>
                        <input type="number" name="disk" id="deployDisk" min="1">
                        <small id="deployDiskHint" style="color: var(--text-muted);"></small>
                    </div>
                </div>
            </div>
            
            <div style="background: var(--bg-primary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1rem;">
                <h5 style="margin: 0 0 1rem 0; color: var(--text-primary);"><i class="fa-solid fa-globe"></i> {{ t('network') }}</h5>
                
                <div class="form-row">
                    <div>
                        <label>{{ t('network_bridge') }}</label>
                        <input type="text" name="network_bridge" id="deployBridge" value="vmbr0">
                    </div>
                    <div>
                        <label>{{ t('ip_address_optional') }}</label>
                        <input type="text" name="ip_address" id="deployIp" placeholder="192.168.1.100">
                    </div>
                </div>
                
                <div style="margin-top: 0.75rem;">
                    <label>{{ t('gateway_optional') }}</label>
                    <input type="text" name="gateway" id="deployGateway" placeholder="192.168.1.1">
                </div>
            </div>
            
            <div style="background: var(--bg-primary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1rem;">
                <h5 style="margin: 0 0 1rem 0; color: var(--text-primary);"><i class="fa-solid fa-cloud"></i> {{ t('cloud_init_optional') }}</h5>
                
                <div class="form-row">
                    <div>
                        <label>{{ t('user') }}</label>
                        <input type="text" name="cloud_init_user" id="deployUser" placeholder="ubuntu">
                    </div>
                    <div>
                        <label>{{ t('password') }}</label>
                        <input type="password" name="cloud_init_password" id="deployPassword" placeholder="••••••">
                    </div>
                </div>
                
                <div style="margin-top: 0.75rem;">
                    <label>{{ t('ssh_keys_public') }}</label>
                    <textarea name="ssh_keys" id="deploySshKeys" rows="2" placeholder="ssh-rsa AAAA..."></textarea>
                </div>
            </div>
            
            <!-- High Availability -->
            <div id="deployHASection" style="background: var(--bg-primary); border-radius: 0.5rem; padding: 1rem; margin-bottom: 1rem; display: none;">
                <h5 style="margin: 0 0 0.75rem 0; color: var(--text-primary);"><i class="fa-solid fa-shield"></i> {{ t('high_availability') or 'High Availability' }}</h5>
                <div class="form-check">
                    <input type="checkbox" class="form-check-input" name="add_to_ha" id="deployAddToHA">
                    <label class="form-check-label" for="deployAddToHA">{{ t('add_to_ha_after_create') or 'Добавить в HA после создания' }}</label>
                </div>
                <small id="deployHAHint" style="color: var(--text-muted); display: block; margin-top: 0.5rem;"></small>
            </div>
            
            <div class="form-check">
                <input type="checkbox" class="form-check-input" name="start_after_create" id="deployStart" checked>
                <label class="form-check-label" for="deployStart">{{ t('start_vm_after_create') }}</label>
            </div>
            
            <div id="deployStatus" style="display: none; margin-bottom: 1rem; padding: 1rem; border-radius: 0.5rem;"></div>
            
            <div style="display: flex; gap: 0.5rem; justify-content: flex-end;">
                <button type="button" onclick="closeModal('deployModal')" class="btn" style="background: var(--bg-tertiary); color: var(--text-primary);">{{ t('cancel') }}</button>
                <button type="submit" id="deploySubmitBtn" class="btn btn-primary"><i class="fa-solid fa-rocket"></i> {{ t('deploy') }}</button>
            </div>
        </form>
    </div>
</div>

<style>
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.template-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1rem;
    transition: all 0.2s;
}

.template-card:hover {
    border-color: var(--primary);
}

.template-card .actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.node-group-header {
    user-select: none;
}

.node-group-header:hover {
    background: var(--bg-hover) !important;
}

.discovered-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem;
}

.discovered-card.already-added {
    opacity: 0.6;
    border-color: var(--success);
}

label {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

input, select, textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    color: var(--text-primary);
    font-size: 0.875rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
}

small {
    display: block;
    margin-top: 0.25rem;
}
</style>

<script>
const API_BASE = '/templates/api';
let currentTemplates = [];
let currentGroups = [];

// i18n translations for JavaScript
const i18n = {
    error_loading_templates: "{{ t('error_loading_templates') }}",
    no_templates: "{{ t('no_templates') }}",
    add_first_template: "{{ t('add_first_template') }}",
    no_group: "{{ t('no_group') }}",
    active: "{{ t('active') }}",
    inactive: "{{ t('inactive') }}",
    unknown_server: "{{ t('unknown_server') }}",
    deploy: "{{ t('deploy') }}",
    edit: "{{ t('edit') }}",
    delete: "{{ t('delete') }}",
    templates_count: "{{ t('templates_count') }}",
    new_group: "{{ t('new_group') }}",
    edit_group: "{{ t('edit_group') }}",
    error_loading_group: "{{ t('error_loading_group') }}",
    delete_group_confirm: "{{ t('delete_group_confirm') }}",
    error_saving_group: "{{ t('error_saving_group') }}",
    error_deleting_group: "{{ t('error_deleting_group') }}",
    new_template: "{{ t('new_template') }}",
    edit_template: "{{ t('edit_template') }}",
    delete_template_confirm: "{{ t('delete_template_confirm') }}",
    error_saving_template: "{{ t('error_saving_template') }}",
    error_deleting_template: "{{ t('error_deleting_template') }}",
    select_proxmox_server: "{{ t('select_proxmox_server') }}",
    searching_templates: "{{ t('searching_templates') }}",
    no_templates_found: "{{ t('no_templates_found') }}",
    already_added: "{{ t('already_added') }}",
    select_group_placeholder: "{{ t('select_group_placeholder') }}",
    add: "{{ t('add') }}",
    please_select_group: "{{ t('please_select_group') }}",
    add_template_to_group: "{{ t('add_template_to_group') }}",
    error_loading_template_info: "{{ t('error_loading_template_info') }}",
    min_value: "{{ t('min_value') }}",
    deploying_vm: "{{ t('deploying_vm') }}",
    deploying_status: "{{ t('deploying_status') }}",
    deploy_error: "{{ t('deploy_error') }}",
    error: "{{ t('error') }}",
    // Auto-import translations
    loading: "{{ t('loading') }}",
    select_server: "{{ t('select_server') }}",
    no_new_templates: "{{ t('no_new_templates') }}",
    found: "{{ t('found') }}",
    new_templates: "{{ t('new_templates') }}",
    importing: "{{ t('importing') }}",
    imported: "{{ t('imported') }}",
    templates: "{{ t('templates') }}"
};

// Store template groups globally for use in discovered templates
window.templateGroups = [
    {% for group in template_groups %}
    { id: {{ group.id }}, name: "{{ group.name }}", icon: "{{ (group.icon|replace('\"', '\\\"'))|safe if group.icon else '<i class=\\\"fa-solid fa-cube\\\"></i>' }}" }{{ "," if not loop.last else "" }}
    {% endfor %}
];

// URL params helper functions
function getUrlParams() {
    return new URLSearchParams(window.location.search);
}

function updateUrlParams(params) {
    const url = new URL(window.location);
    Object.entries(params).forEach(([key, value]) => {
        if (value) {
            url.searchParams.set(key, value);
        } else {
            url.searchParams.delete(key);
        }
    });
    window.history.replaceState({}, '', url);
}

function restoreFiltersFromUrl() {
    const params = getUrlParams();
    
    const group = params.get('group') || '';
    const groupSelect = document.getElementById('filterGroup');
    if (groupSelect) groupSelect.value = group;
    
    const server = params.get('server') || '';
    const serverSelect = document.getElementById('filterServer');
    if (serverSelect) serverSelect.value = server;
}

// Load templates on page load
document.addEventListener('DOMContentLoaded', () => {
    restoreFiltersFromUrl();
    loadTemplates();
    loadGroupCounts();
});

// API helpers
async function apiRequest(url, options = {}) {
    const token = localStorage.getItem('access_token');
    const defaultOptions = {
        headers: {
            'Content-Type': 'application/json',
            'Authorization': `Bearer ${token}`
        }
    };
    
    const response = await fetch(url, { ...defaultOptions, ...options });
    
    if (response.status === 401) {
        localStorage.removeItem('access_token');
        const currentUrl = encodeURIComponent(window.location.pathname + window.location.search);
        window.location.href = `/login?returnUrl=${currentUrl}`;
        return null;
    }
    
    return response;
}

// Helper to escape HTML and quotes for safe attribute values
function escapeAttr(str) {
    if (!str) return '';
    return String(str).replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/'/g, '&#39;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
}

// Load templates
async function loadTemplates() {
    try {
        const response = await apiRequest(`${API_BASE}/templates?active_only=false`);
        if (!response.ok) throw new Error('Failed to load templates');
        
        currentTemplates = await response.json();
        // Apply filters from URL
        filterTemplates();
    } catch (e) {
        console.error('Error loading templates:', e);
        document.getElementById('templatesContainer').innerHTML = 
            `<p style="color: var(--danger);"><i class="fa-solid fa-circle-xmark"></i> ${i18n.error_loading_templates}</p>`;
    }
}

// Render templates grouped by node
function renderTemplates(templates) {
    const container = document.getElementById('templatesContainer');
    const canManage = window.hasPermission('templates.manage');
    const canDeploy = window.hasPermission('vms.create');
    
    if (templates.length === 0) {
        container.innerHTML = `
            <p style="color: var(--text-secondary); grid-column: 1 / -1;">
                ${i18n.no_templates} ${canManage ? `<a href="#" onclick="showAddTemplateModal(); return false;" style="color: var(--success);">${i18n.add_first_template}</a>.` : ''}
            </p>
        `;
        return;
    }
    
    // Group templates by server + node
    const grouped = {};
    templates.forEach(t => {
        const key = `${t.server_name || 'Unknown'}|${t.node || 'unknown'}`;
        if (!grouped[key]) {
            grouped[key] = {
                serverName: t.server_name || i18n.unknown_server,
                node: t.node || 'unknown',
                templates: []
            };
        }
        grouped[key].templates.push(t);
    });
    
    // Render grouped
    container.innerHTML = Object.entries(grouped).map(([key, group], index) => `
        <div class="node-group" style="grid-column: 1 / -1; margin-bottom: 1rem;">
            <div class="node-group-header" onclick="toggleNodeGroup('${key.replace(/'/g, "\\'")}')" style="display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem; background: var(--bg-tertiary); border-radius: 0.5rem; cursor: pointer; border: 1px solid var(--border-color);">
                <i class="fa-solid fa-chevron-down node-toggle" id="toggle-${index}" style="transition: transform 0.2s; color: var(--text-muted); transform: rotate(-90deg);"></i>
                <i class="fa-solid fa-server" style="color: var(--primary);"></i>
                <div style="flex: 1;">
                    <span style="font-weight: 600; color: var(--text-primary);">${group.serverName}</span>
                    <span style="color: var(--text-muted); margin-left: 0.5rem;">→</span>
                    <span style="color: var(--info); font-weight: 500; margin-left: 0.5rem;"><i class="fa-solid fa-cube"></i> ${group.node}</span>
                </div>
                <span class="badge" style="background: var(--primary); color: white; padding: 0.25rem 0.5rem; border-radius: 0.25rem; font-size: 0.75rem;">
                    ${group.templates.length} ${i18n.templates_count}
                </span>
            </div>
            <div class="node-group-content" id="content-${index}" style="display: none; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; margin-top: 0.75rem; padding-left: 1rem;">
                ${group.templates.map(t => renderTemplateCard(t, canManage, canDeploy)).join('')}
            </div>
        </div>
    `).join('');
}

// Render single template card
function renderTemplateCard(t, canManage, canDeploy) {
    return `
        <div class="template-card" data-template-id="${t.id}" data-group-id="${t.group_id}" data-server-id="${t.server_id}">
            <div style="display: flex; justify-content: space-between; align-items: start;">
                <div style="display: flex; align-items: center; gap: 0.75rem;">
                    <span style="font-size: 1.5rem;">${t.group_icon || '<i class="fa-solid fa-compact-disc"></i>'}</span>
                    <div>
                        <h5 style="margin: 0; color: var(--text-primary);">${t.name}</h5>
                        <span style="font-size: 0.75rem; color: var(--text-muted);">${t.group_name || i18n.no_group}</span>
                    </div>
                </div>
                <span style="font-size: 0.75rem; padding: 0.25rem 0.5rem; background: ${t.is_active ? 'var(--success-dark)' : 'var(--danger-dark)'}; border-radius: 0.25rem;">
                    ${t.is_active ? `<i class="fa-solid fa-check"></i> ${i18n.active}` : `<i class="fa-solid fa-xmark"></i> ${i18n.inactive}`}
                </span>
            </div>
            
            <div style="margin-top: 0.75rem; font-size: 0.875rem; color: var(--text-secondary);">
                <div><i class="fa-solid fa-list"></i> VMID: ${t.vmid}</div>
                <div><i class="fa-solid fa-gear"></i> ${t.default_cores} CPU, ${t.default_memory} MB RAM, ${t.default_disk} GB</div>
            </div>
            
            ${t.description ? `<p style="margin: 0.5rem 0 0 0; font-size: 0.8rem; color: var(--text-muted); font-style: italic;">${t.description}</p>` : ''}
            
            <div class="actions">
                ${canDeploy ? `<button onclick="showDeployModal(${t.id})" class="btn btn-sm btn-primary" style="flex: 1;"><i class="fa-solid fa-rocket"></i> ${i18n.deploy}</button>` : ''}
                ${canManage ? `<button onclick="editTemplate(${t.id})" class="btn btn-sm" style="background: var(--info); padding: 0.25rem 0.5rem;"><i class="fa-solid fa-pen"></i></button>` : ''}
                ${canManage ? `<button onclick="deleteTemplate(${t.id}, '${escapeAttr(t.name)}')" class="btn btn-sm btn-delete" style="padding: 0.25rem 0.5rem;"><i class="fa-solid fa-trash"></i></button>` : ''}
            </div>
        </div>
    `;
}

// Toggle node group visibility
function toggleNodeGroup(key) {
    const groups = document.querySelectorAll('.node-group');
    groups.forEach((group, index) => {
        const header = group.querySelector('.node-group-header');
        const content = group.querySelector('.node-group-content');
        const toggle = group.querySelector('.node-toggle');
        
        if (header && header.getAttribute('onclick').includes(key.replace(/'/g, "\\'"))) {
            const isVisible = content.style.display !== 'none';
            content.style.display = isVisible ? 'none' : 'grid';
            toggle.style.transform = isVisible ? 'rotate(-90deg)' : 'rotate(0deg)';
        }
    });
}

// Filter templates
function filterTemplates() {
    const groupId = document.getElementById('filterGroup').value;
    const serverId = document.getElementById('filterServer').value;
    
    // Save filters to URL
    updateUrlParams({ group: groupId, server: serverId });
    
    let filtered = currentTemplates;
    
    if (groupId) {
        filtered = filtered.filter(t => t.group_id == groupId);
    }
    if (serverId) {
        filtered = filtered.filter(t => t.server_id == serverId);
    }
    
    renderTemplates(filtered);
}

// Load group counts
async function loadGroupCounts() {
    const groups = document.querySelectorAll('.template-group-card');
    
    for (const group of groups) {
        const groupId = group.dataset.groupId;
        const countEl = document.getElementById(`group-templates-count-${groupId}`);
        
        const count = currentTemplates.filter(t => t.group_id == groupId).length;
        countEl.textContent = `${count} ${i18n.templates_count}`;
    }
    
    // Update after templates are loaded
    setTimeout(() => {
        for (const group of groups) {
            const groupId = group.dataset.groupId;
            const countEl = document.getElementById(`group-templates-count-${groupId}`);
            const count = currentTemplates.filter(t => t.group_id == groupId).length;
            countEl.textContent = `${count} ${i18n.templates_count}`;
        }
    }, 1000);
}

// Modal helpers
function showModal(id) {
    document.getElementById(id).style.display = 'flex';
}

function closeModal(id) {
    document.getElementById(id).style.display = 'none';
}

// Auto-import functions
function showAutoImportModal() {
    document.getElementById('autoImportServerId').value = '';
    document.getElementById('autoImportStatus').style.display = 'none';
    document.getElementById('autoImportPreview').style.display = 'none';
    document.getElementById('autoImportResult').style.display = 'none';
    document.getElementById('previewImportBtn').style.display = 'inline-block';
    document.getElementById('executeImportBtn').style.display = 'none';
    showModal('autoImportModal');
}

let pendingImportData = null;

async function previewAutoImport() {
    const serverId = document.getElementById('autoImportServerId').value;
    if (!serverId) {
        showAutoImportStatus('<i class="fa-solid fa-triangle-exclamation"></i> ' + i18n.select_server, 'warning');
        return;
    }
    
    const btn = document.getElementById('previewImportBtn');
    const originalText = btn.innerHTML;
    btn.innerHTML = '<i class="fa-solid fa-spinner fa-spin"></i> ' + i18n.loading;
    btn.disabled = true;
    
    try {
        // Сначала получаем список шаблонов для превью
        const response = await apiRequest(`${API_BASE}/discover/${serverId}`);
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to discover templates');
        }
        
        const data = await response.json();
        const templates = data.templates.filter(t => !t.already_added);
        
        if (templates.length === 0) {
            showAutoImportStatus('<i class="fa-solid fa-circle-info"></i> ' + i18n.no_new_templates, 'info');
            document.getElementById('autoImportPreview').style.display = 'none';
            document.getElementById('executeImportBtn').style.display = 'none';
            return;
        }
        
        // Группируем по предполагаемой группе ОС с правильной сортировкой
        const grouped = groupTemplatesByOS(templates);
        
        // Сортируем группы по приоритету
        const groupOrder = {
            'Ubuntu': 1, 'Debian': 2, 'CentOS': 3, 'Rocky Linux': 4, 
            'AlmaLinux': 5, 'Fedora': 6, 'RHEL': 7, 'Oracle Linux': 8,
            'openSUSE': 9, 'Arch Linux': 10, 'Alpine': 12, 
            'Windows': 20, 'FreeBSD': 30, 'Other': 99
        };
        const sortedGroups = Object.entries(grouped).sort((a, b) => 
            (groupOrder[a[0]] || 50) - (groupOrder[b[0]] || 50)
        );
        
        // Отображаем превью с глобальной сортировкой
        let html = '';
        let globalOrder = 0;
        for (const [groupName, groupTemplates] of sortedGroups) {
            html += `<div style="margin-bottom: 0.75rem;">
                <div style="font-weight: bold; color: var(--text-primary); padding: 0.25rem 0; border-bottom: 1px solid var(--border-color);">
                    ${getGroupIcon(groupName)} ${groupName} (${groupTemplates.length})
                </div>`;
            groupTemplates.forEach((tpl, idx) => {
                html += `<div style="padding: 0.25rem 0.5rem; font-size: 0.875rem; color: var(--text-secondary); display: flex; justify-content: space-between;">
                    <span>• ${tpl.name}</span>
                    <span style="color: var(--text-muted);">VMID: ${tpl.vmid}, Sort: ${globalOrder}</span>
                </div>`;
                globalOrder++;
            });
            html += '</div>';
        }
        
        document.getElementById('autoImportList').innerHTML = html;
        document.getElementById('autoImportPreview').style.display = 'block';
        document.getElementById('executeImportBtn').style.display = 'inline-block';
        
        showAutoImportStatus(`<i class="fa-solid fa-circle-check"></i> ${i18n.found} ${templates.length} ${i18n.new_templates}`, 'success');
        
        pendingImportData = { serverId, templates: grouped };
        
    } catch (error) {
        console.error('Preview error:', error);
        showAutoImportStatus('<i class="fa-solid fa-circle-xmark"></i> ' + error.message, 'danger');
    } finally {
        btn.innerHTML = originalText;
        btn.disabled = false;
    }
}

async function executeAutoImport() {
    const serverId = document.getElementById('autoImportServerId').value;
    if (!serverId) return;
    
    const btn = document.getElementById('executeImportBtn');
    const originalText = btn.innerHTML;
    btn.innerHTML = '<i class="fa-solid fa-spinner fa-spin"></i> ' + i18n.importing;
    btn.disabled = true;
    
    try {
        const response = await apiRequest(`${API_BASE}/auto-import/${serverId}`, {
            method: 'POST'
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to import templates');
        }
        
        const data = await response.json();
        
        // Показываем результат
        document.getElementById('autoImportPreview').style.display = 'none';
        
        let html = '';
        const byGroup = {};
        data.templates.forEach(tpl => {
            if (!byGroup[tpl.group]) byGroup[tpl.group] = [];
            byGroup[tpl.group].push(tpl);
        });
        
        for (const [groupName, templates] of Object.entries(byGroup)) {
            html += `<div style="margin-bottom: 0.5rem;">
                <span style="font-weight: bold;">${getGroupIcon(groupName)} ${groupName}:</span>`;
            templates.forEach(tpl => {
                html += ` <span style="background: var(--success); color: white; padding: 0.125rem 0.5rem; border-radius: 1rem; font-size: 0.75rem; margin-left: 0.25rem;">${tpl.name} (#${tpl.sort_order})</span>`;
            });
            html += '</div>';
        }
        
        document.getElementById('autoImportResultList').innerHTML = html;
        document.getElementById('autoImportResult').style.display = 'block';
        document.getElementById('executeImportBtn').style.display = 'none';
        
        showAutoImportStatus(`<i class="fa-solid fa-circle-check"></i> ${i18n.imported} ${data.imported_count} ${i18n.templates}`, 'success');
        
        // Обновляем списки
        loadTemplates();
        loadGroupCounts();
        
    } catch (error) {
        console.error('Import error:', error);
        showAutoImportStatus('<i class="fa-solid fa-circle-xmark"></i> ' + error.message, 'danger');
    } finally {
        btn.innerHTML = originalText;
        btn.disabled = false;
    }
}

function showAutoImportStatus(message, type) {
    const el = document.getElementById('autoImportStatus');
    el.style.display = 'block';
    el.style.background = type === 'success' ? 'var(--success-bg)' : 
                          type === 'warning' ? 'var(--warning-bg)' : 
                          type === 'info' ? 'var(--info-bg)' : 'var(--danger-bg)';
    el.style.color = type === 'success' ? 'var(--success)' : 
                     type === 'warning' ? 'var(--warning)' : 
                     type === 'info' ? 'var(--info)' : 'var(--danger)';
    el.innerHTML = message;
}

function groupTemplatesByOS(templates) {
    const osKeywords = {
        'ubuntu': 'Ubuntu',
        'debian': 'Debian', 
        'centos': 'CentOS',
        'rocky': 'Rocky Linux',
        'alma': 'AlmaLinux',
        'fedora': 'Fedora',
        'rhel': 'RHEL',
        'oracle': 'Oracle Linux',
        'suse': 'openSUSE',
        'arch': 'Arch Linux',
        'alpine': 'Alpine',
        'windows': 'Windows',
        'win': 'Windows',
        'freebsd': 'FreeBSD'
    };
    
    const result = {};
    
    templates.forEach(tpl => {
        const nameLower = tpl.name.toLowerCase();
        let groupName = 'Other';
        
        for (const [keyword, group] of Object.entries(osKeywords)) {
            if (nameLower.includes(keyword)) {
                groupName = group;
                break;
            }
        }
        
        if (!result[groupName]) result[groupName] = [];
        result[groupName].push(tpl);
    });
    
    // Сортируем шаблоны внутри групп по имени
    for (const group of Object.keys(result)) {
        result[group].sort((a, b) => a.name.localeCompare(b.name));
    }
    
    return result;
}

function getGroupIcon(groupName) {
    const icons = {
        'Ubuntu': '<i class="fa-brands fa-ubuntu"></i>',
        'Debian': '<i class="fa-brands fa-debian"></i>',
        'CentOS': '<i class="fa-brands fa-centos"></i>',
        'Rocky Linux': '<i class="fa-brands fa-linux"></i>',
        'AlmaLinux': '<i class="fa-brands fa-linux"></i>',
        'Fedora': '<i class="fa-brands fa-fedora"></i>',
        'RHEL': '<i class="fa-brands fa-redhat"></i>',
        'Oracle Linux': '<i class="fa-brands fa-linux"></i>',
        'openSUSE': '<i class="fa-brands fa-suse"></i>',
        'Arch Linux': '<i class="fa-brands fa-linux"></i>',
        'Alpine': '<i class="fa-brands fa-linux"></i>',
        'Windows': '<i class="fa-brands fa-windows"></i>',
        'FreeBSD': '<i class="fa-brands fa-freebsd"></i>',
        'Other': '<i class="fa-solid fa-compact-disc"></i>'
    };
    return icons[groupName] || '<i class="fa-solid fa-cube"></i>';
}

// Group CRUD
function showAddGroupModal() {
    document.getElementById('groupModalTitle').innerHTML = `<i class="fa-solid fa-folder"></i> ${i18n.new_group}`;
    document.getElementById('groupForm').reset();
    document.getElementById('groupId').value = '';
    showModal('addGroupModal');
}

async function editGroup(groupId) {
    try {
        const response = await apiRequest(`${API_BASE}/groups/${groupId}`);
        if (!response.ok) throw new Error('Failed to load group');
        
        const group = await response.json();
        
        document.getElementById('groupModalTitle').innerHTML = `<i class="fa-solid fa-pen"></i> ${i18n.edit_group}`;
        document.getElementById('groupId').value = group.id;
        document.getElementById('groupName').value = group.name;
        document.getElementById('groupIcon').value = group.icon || '';
        document.getElementById('groupDescription').value = group.description || '';
        document.getElementById('groupSortOrder').value = group.sort_order;
        
        showModal('addGroupModal');
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_loading_group}: ${e.message}`);
    }
}

async function submitGroup(event) {
    event.preventDefault();
    
    const formData = new FormData(event.target);
    const groupId = formData.get('group_id');
    const data = {
        name: formData.get('name'),
        icon: formData.get('icon') || null,
        description: formData.get('description') || null,
        sort_order: parseInt(formData.get('sort_order')) || 0
    };
    
    try {
        const url = groupId ? `${API_BASE}/groups/${groupId}` : `${API_BASE}/groups`;
        const method = groupId ? 'PUT' : 'POST';
        
        const response = await apiRequest(url, {
            method: method,
            body: JSON.stringify(data)
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to save group');
        }
        
        closeModal('addGroupModal');
        window.location.reload();
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_saving_group}: ${e.message}`);
    }
}

async function deleteGroup(groupId, name) {
    const confirmed = await showDeleteConfirm(
        i18n.delete_group || 'Delete Group',
        `${i18n.delete_group_confirm} "${name}"?`
    );
    
    if (!confirmed) return;
    
    try {
        const response = await apiRequest(`${API_BASE}/groups/${groupId}`, {
            method: 'DELETE'
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to delete group');
        }
        
        window.location.reload();
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_deleting_group}: ${e.message}`);
    }
}

// Template CRUD
function showAddTemplateModal() {
    document.getElementById('templateModalTitle').innerHTML = `<i class="fa-solid fa-compact-disc"></i> ${i18n.new_template}`;
    document.getElementById('templateForm').reset();
    document.getElementById('templateId').value = '';
    document.getElementById('templateIsActive').checked = true;
    showModal('addTemplateModal');
}

async function editTemplate(templateId) {
    const template = currentTemplates.find(t => t.id === templateId);
    if (!template) return;
    
    document.getElementById('templateModalTitle').innerHTML = `<i class="fa-solid fa-pen"></i> ${i18n.edit_template}`;
    document.getElementById('templateId').value = template.id;
    document.getElementById('templateGroupId').value = template.group_id;
    document.getElementById('templateServerId').value = template.server_id;
    document.getElementById('templateName').value = template.name;
    document.getElementById('templateVmid').value = template.vmid;
    document.getElementById('templateNode').value = template.node;
    document.getElementById('templateDefaultCores').value = template.default_cores;
    document.getElementById('templateDefaultMemory').value = template.default_memory;
    document.getElementById('templateDefaultDisk').value = template.default_disk;
    document.getElementById('templateMinCores').value = template.min_cores;
    document.getElementById('templateMinMemory').value = template.min_memory;
    document.getElementById('templateMinDisk').value = template.min_disk;
    document.getElementById('templateDescription').value = template.description || '';
    document.getElementById('templateSortOrder').value = template.sort_order;
    document.getElementById('templateIsActive').checked = template.is_active;
    
    showModal('addTemplateModal');
}

async function submitTemplate(event) {
    event.preventDefault();
    
    const formData = new FormData(event.target);
    const templateId = formData.get('template_id');
    const data = {
        group_id: parseInt(formData.get('group_id')),
        server_id: parseInt(formData.get('server_id')),
        name: formData.get('name'),
        vmid: parseInt(formData.get('vmid')),
        node: formData.get('node'),
        default_cores: parseInt(formData.get('default_cores')),
        default_memory: parseInt(formData.get('default_memory')),
        default_disk: parseInt(formData.get('default_disk')),
        min_cores: parseInt(formData.get('min_cores')),
        min_memory: parseInt(formData.get('min_memory')),
        min_disk: parseInt(formData.get('min_disk')),
        description: formData.get('description') || null,
        sort_order: parseInt(formData.get('sort_order')) || 0,
        is_active: document.getElementById('templateIsActive').checked
    };
    
    try {
        const url = templateId ? `${API_BASE}/templates/${templateId}` : `${API_BASE}/templates`;
        const method = templateId ? 'PUT' : 'POST';
        
        const response = await apiRequest(url, {
            method: method,
            body: JSON.stringify(data)
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to save template');
        }
        
        closeModal('addTemplateModal');
        loadTemplates();
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_saving_template}: ${e.message}`);
    }
}

async function deleteTemplate(templateId, name) {
    const confirmed = await showDeleteConfirm(
        i18n.delete_template || 'Delete Template',
        `${i18n.delete_template_confirm} "${name}"?`
    );
    
    if (!confirmed) return;
    
    try {
        const response = await apiRequest(`${API_BASE}/templates/${templateId}`, {
            method: 'DELETE'
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to delete template');
        }
        
        loadTemplates();
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_deleting_template}: ${e.message}`);
    }
}

// Discover templates
async function discoverTemplates() {
    const serverId = document.getElementById('discoverServer').value;
    if (!serverId) {
        showToast('warning', i18n.warning || 'Warning', i18n.select_proxmox_server);
        return;
    }
    
    const container = document.getElementById('discoveredTemplates');
    const list = document.getElementById('discoveredList');
    
    container.style.display = 'block';
    list.innerHTML = `<p style="color: var(--text-secondary);"><i class="fa-solid fa-spinner fa-spin"></i> ${i18n.searching_templates}</p>`;
    
    try {
        const response = await apiRequest(`${API_BASE}/discover/${serverId}`);
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to discover templates');
        }
        
        const data = await response.json();
        
        if (data.templates.length === 0) {
            list.innerHTML = `<p style="color: var(--text-secondary);">${i18n.no_templates_found}</p>`;
            return;
        }
        
        list.innerHTML = data.templates.map(t => `
            <div class="discovered-card ${t.already_added ? 'already-added' : ''}">
                <div style="display: flex; flex-direction: column; gap: 0.5rem;">
                    <div style="display: flex; justify-content: space-between; align-items: start;">
                        <div>
                            <h5 style="margin: 0; color: var(--text-primary);">${escapeAttr(t.name)}</h5>
                            <span style="font-size: 0.75rem; color: var(--text-muted);">VMID: ${t.vmid} @ ${escapeAttr(t.node)}</span>
                        </div>
                        ${t.already_added ? 
                            `<span style="font-size: 0.75rem; color: var(--success);">✓ ${i18n.already_added}</span>` :
                            ''
                        }
                    </div>
                    ${!t.already_added ? `
                        <div style="display: flex; gap: 0.5rem; align-items: center;">
                            <select id="groupSelect_${serverId}_${t.vmid}" style="flex: 1; background: var(--bg-primary); color: var(--text-primary); border: 1px solid var(--border-color); padding: 0.375rem; border-radius: 0.375rem; font-size: 0.875rem;">
                                <option value="">${i18n.select_group_placeholder}</option>
                                ${window.templateGroups.map(g => `<option value="${g.id}">${escapeAttr(g.icon)} ${escapeAttr(g.name)}</option>`).join('')}
                            </select>
                            <button onclick="quickAddTemplate(${serverId}, ${t.vmid}, '${escapeAttr(t.name)}', '${escapeAttr(t.node)}')" class="btn btn-sm btn-primary" style="white-space: nowrap;"><i class="fa-solid fa-plus"></i> ${i18n.add}</button>
                        </div>
                    ` : ''}
                </div>
            </div>
        `).join('');
    } catch (e) {
        list.innerHTML = `<p style="color: var(--danger);"><i class="fa-solid fa-circle-xmark"></i> ${i18n.error}: ${e.message}</p>`;
    }
}

function quickAddTemplate(serverId, vmid, name, node) {
    // Get selected group from dropdown
    const groupSelect = document.getElementById(`groupSelect_${serverId}_${vmid}`);
    const groupId = groupSelect ? groupSelect.value : '';
    
    if (!groupId) {
        showToast('warning', i18n.warning || 'Warning', i18n.please_select_group);
        return;
    }
    
    // Reset form first
    document.getElementById('templateForm').reset();
    document.getElementById('templateId').value = '';
    document.getElementById('templateIsActive').checked = true;
    
    // Then fill form with template data
    document.getElementById('templateModalTitle').innerHTML = `<i class="fa-solid fa-compact-disc"></i> ${i18n.add_template_to_group}`;
    document.getElementById('templateGroupId').value = groupId;
    document.getElementById('templateServerId').value = serverId;
    document.getElementById('templateVmid').value = vmid;
    document.getElementById('templateName').value = name;
    document.getElementById('templateNode').value = node;
    
    // Open modal
    showModal('addTemplateModal');
}

// Deploy VM
async function showDeployModal(templateId) {
    try {
        const response = await apiRequest(`${API_BASE}/quick-deploy/${templateId}`);
        if (!response.ok) throw new Error('Failed to load template info');
        
        const data = await response.json();
        const t = data.template;
        
        document.getElementById('deployTemplateId').value = t.id;
        document.getElementById('deployServerId').value = data.server.id;
        document.getElementById('deployIcon').innerHTML = data.group.icon || '<i class="fa-solid fa-compact-disc"></i>';
        document.getElementById('deployTemplateName').textContent = t.name;
        document.getElementById('deployServerName').textContent = `${data.server.name} @ ${t.node || t.source_node || 'any'}`;
        
        document.getElementById('deployCores').value = t.default_cores;
        document.getElementById('deployCores').min = t.min_cores;
        document.getElementById('deployCoresHint').textContent = `${i18n.min_value} ${t.min_cores}`;
        
        document.getElementById('deployMemory').value = t.default_memory;
        document.getElementById('deployMemory').min = t.min_memory;
        document.getElementById('deployMemoryHint').textContent = `${i18n.min_value} ${t.min_memory} MB`;
        
        document.getElementById('deployDisk').value = t.default_disk;
        document.getElementById('deployDisk').min = t.min_disk;
        document.getElementById('deployDiskHint').textContent = `${i18n.min_value} ${t.min_disk} GB`;
        
        document.getElementById('deployVmName').value = '';
        document.getElementById('deployIp').value = '';
        document.getElementById('deployGateway').value = '';
        document.getElementById('deployUser').value = '';
        document.getElementById('deployPassword').value = '';
        document.getElementById('deploySshKeys').value = '';
        document.getElementById('deployStatus').style.display = 'none';
        document.getElementById('deploySubmitBtn').disabled = false;
        
        // Reset HA checkbox
        document.getElementById('deployAddToHA').checked = false;
        
        // Load nodes for target node selection and check cluster status
        await loadNodesForDeploy(data.server.id);
        
        showModal('deployModal');
    } catch (e) {
        showToast('error', i18n.error, `${i18n.error_loading_template_info}: ${e.message}`);
    }
}

async function loadNodesForDeploy(serverId) {
    const select = document.getElementById('deployTargetNode');
    const haSection = document.getElementById('deployHASection');
    const haHint = document.getElementById('deployHAHint');
    select.innerHTML = `<option value="">${i18n.auto_select || 'Авто (нода шаблона)'}</option>`;
    
    try {
        // Load nodes
        const response = await fetchWithAuth(`/proxmox/api/${serverId}/nodes`);
        if (response.ok) {
            const nodesData = await response.json();
            const nodes = nodesData.nodes || nodesData || [];
            
            nodes.forEach(node => {
                const nodeName = node.node || node.name || node;
                const nodeStatus = node.status || 'unknown';
                const isOnline = nodeStatus === 'online';
                const option = document.createElement('option');
                option.value = nodeName;
                option.innerHTML = `${nodeName} ${isOnline ? '<i class="fa-solid fa-circle" style="color:var(--success)"></i>' : '<i class="fa-solid fa-circle" style="color:var(--danger)"></i>'}`;
                if (!isOnline) option.disabled = true;
                select.appendChild(option);
            });
        }
        
        // Check HA status via dedicated endpoint
        const haResponse = await fetchWithAuth(`/proxmox/api/${serverId}/ha/status`);
        if (haResponse.ok) {
            const haData = await haResponse.json();
            if (haData.is_cluster) {
                haSection.style.display = 'block';
                haHint.textContent = '{{ t("ha_auto_failover_hint") or "VM будет автоматически перезапущена на другой ноде при сбое" }}';
            } else {
                haSection.style.display = 'none';
            }
        } else {
            haSection.style.display = 'none';
        }
    } catch (e) {
        console.error('Error loading nodes:', e);
        haSection.style.display = 'none';
    }
}

async function submitDeploy(event) {
    event.preventDefault();
    
    const formData = new FormData(event.target);
    const statusEl = document.getElementById('deployStatus');
    const submitBtn = document.getElementById('deploySubmitBtn');
    
    const data = {
        template_id: parseInt(formData.get('template_id')),
        name: formData.get('name'),
        cores: parseInt(formData.get('cores')) || null,
        memory: parseInt(formData.get('memory')) || null,
        disk: parseInt(formData.get('disk')) || null,
        network_bridge: formData.get('network_bridge') || 'vmbr0',
        ip_address: formData.get('ip_address') || null,
        gateway: formData.get('gateway') || null,
        cloud_init_user: formData.get('cloud_init_user') || null,
        cloud_init_password: formData.get('cloud_init_password') || null,
        ssh_keys: formData.get('ssh_keys') || null,
        start_after_create: document.getElementById('deployStart').checked
    };
    
    // Add target node if selected
    const targetNode = formData.get('target_node');
    if (targetNode) {
        data.target_node = targetNode;
    }
    
    // Add HA option if enabled
    const haCheckbox = document.getElementById('deployAddToHA');
    if (haCheckbox && haCheckbox.checked) {
        data.enable_ha = true;
    }
    
    statusEl.style.display = 'block';
    statusEl.style.background = 'var(--info-dark)';
    statusEl.style.color = 'var(--info-text-light)';
    statusEl.innerHTML = `<i class="fa-solid fa-spinner fa-spin"></i> ${i18n.deploying_vm}`;
    submitBtn.disabled = true;
    submitBtn.innerHTML = `<i class="fa-solid fa-spinner fa-spin"></i> ${i18n.deploying_status}`;
    
    try {
        const response = await apiRequest(`${API_BASE}/deploy`, {
            method: 'POST',
            body: JSON.stringify(data)
        });
        
        const result = await response.json();
        
        if (!response.ok) {
            throw new Error(result.detail || 'Failed to deploy VM');
        }
        
        statusEl.style.background = 'var(--success-dark)';
        statusEl.style.color = 'var(--success-text-light)';
        statusEl.innerHTML = `<i class="fa-solid fa-circle-check"></i> ${result.message}<br><small>VMID: ${result.vmid}</small>`;
        
        setTimeout(() => {
            closeModal('deployModal');
        }, 3000);
        
    } catch (e) {
        statusEl.style.background = 'var(--danger-dark)';
        statusEl.style.color = 'var(--danger-text-light)';
        statusEl.innerHTML = `<i class="fa-solid fa-circle-xmark"></i> ${i18n.deploy_error}: ${e.message}`;
        submitBtn.disabled = false;
        submitBtn.innerHTML = `<i class="fa-solid fa-rocket"></i> ${i18n.deploy}`;
    }
}
</script>

{% endblock %}