'use strict';
'require view';
'require ui';
'require dom';
'require poll';
'require system-hub/api as API';
'require system-hub/theme as Theme';

return view.extend({
	healthData: null,
	sysInfo: null,

	load: function() {
		return Promise.all([
			API.getSystemInfo(),
			API.getHealth(),
			Theme.getTheme()
		]);
	},

	render: function(data) {
		var self = this;
		this.sysInfo = data[0] || {};
		this.healthData = data[1] || {};
		var theme = data[2];

		var container = E('div', { 'class': 'system-hub-dashboard' }, [
			E('link', { 'rel': 'stylesheet', 'href': L.resource('system-hub/common.css') }),
			E('link', { 'rel': 'stylesheet', 'href': L.resource('system-hub/dashboard.css') }),
			E('link', { 'rel': 'stylesheet', 'href': L.resource('system-hub/overview.css') }),

			// Header
			this.renderHeader(),

			// Stats Overview (like SecuBox)
			this.renderStatsOverview(),

			// System Info Grid (4 columns per prompt)
			this.renderSystemInfoGrid(),

			// Real-Time Performance Metrics (v0.3.2 - NEW: modern histograms)
			E('h3', { 'class': 'sh-section-title' }, '📈 Real-Time Performance Metrics'),
			this.renderRealtimeMetrics(),

			// Quick Status Indicators (per prompt)
			E('h3', { 'class': 'sh-section-title' }, '⚡ System Status'),
			this.renderQuickStatusIndicators()
		]);

		// Setup auto-refresh
		poll.add(L.bind(function() {
			return Promise.all([
				API.getSystemInfo(),
				API.getHealth()
			]).then(L.bind(function(refreshData) {
				this.sysInfo = refreshData[0] || {};
				this.healthData = refreshData[1] || {};
				this.updateDashboard();
			}, this));
		}, this), 30);

		return container;
	},

	renderHeader: function() {
		var score = this.healthData.score || 0;
		var scoreClass = score >= 80 ? 'excellent' : (score >= 60 ? 'good' : (score >= 40 ? 'warning' : 'critical'));

		return E('div', { 'class': 'sh-dashboard-header' }, [
			E('div', { 'class': 'sh-dashboard-header-content' }, [
				E('div', {}, [
					E('h2', {}, '⚙️ System Control Center'),
					E('p', { 'class': 'sh-dashboard-subtitle' }, 'System Monitoring & Management Center')
				]),
				E('div', { 'class': 'sh-dashboard-header-info' }, [
					E('div', { 'class': 'sh-header-badge-group' }, [
						E('span', { 'class': 'sh-dashboard-badge sh-dashboard-badge-version' },
							'v0.3.2'),
						E('span', { 'class': 'sh-dashboard-badge' },
							'⏱️ ' + (this.sysInfo.uptime_formatted || '0d 0h 0m')),
						E('span', { 'class': 'sh-dashboard-badge' },
							'🖥️ ' + (this.sysInfo.hostname || 'OpenWrt'))
					]),
					this.renderHealthGauge(score, scoreClass, scoreLabel)
				])
			])
		]);
	},

	renderStatsOverview: function() {
		var score = this.healthData.score || 0;
		var scoreClass = score >= 80 ? 'excellent' : (score >= 60 ? 'good' : (score >= 40 ? 'warning' : 'critical'));
		var scoreLabel = score >= 80 ? 'Excellent' : (score >= 60 ? 'Good' : (score >= 40 ? 'Warning' : 'Critical'));

		// Enhanced stats with status indicators (v0.3.2)
		var cpu = this.healthData.cpu || {};
		var memory = this.healthData.memory || {};
		var disk = this.healthData.disk || {};
		var network = this.healthData.network || {};

		// Process count (v0.3.2)
		var processes = (cpu.processes_running || 0) + '/' + (cpu.processes_total || 0);

		// Network throughput (v0.3.2) - format bytes
		var rxGB = ((network.rx_bytes || 0) / 1024 / 1024 / 1024).toFixed(2);
		var txGB = ((network.tx_bytes || 0) / 1024 / 1024 / 1024).toFixed(2);

		// Status icons (v0.3.2)
		var getStatusIcon = function(status) {
			if (status === 'critical') return '⚠️';
			if (status === 'warning') return '⚡';
			return '✓';
		};

		return E('div', { 'class': 'sh-stats-overview-grid' }, [
			// Health Score Card
			E('div', { 'class': 'sh-stat-overview-card sh-stat-' + scoreClass }, [
				this.renderHealthGauge(score, scoreClass, scoreLabel)
			]),

			// CPU Card with enhanced info
			E('div', {
				'class': 'sh-stat-overview-card sh-stat-cpu sh-stat-' + (cpu.status || 'ok'),
				'title': 'Load: ' + (cpu.load_1m || '0') + ' | ' + (cpu.cores || 0) + ' cores | ' + processes + ' processes'
			}, [
				E('div', { 'class': 'sh-stat-overview-icon' }, '🔥'),
				E('div', { 'class': 'sh-stat-overview-value' }, [
					E('span', {}, (cpu.usage || 0) + '%'),
					E('span', { 'class': 'sh-stat-status-icon' }, getStatusIcon(cpu.status))
				]),
				E('div', { 'class': 'sh-stat-overview-label' }, 'CPU Usage'),
				E('div', { 'class': 'sh-stat-overview-detail' },
					'Load: ' + (cpu.load_1m || '0') + ' • ' + processes + ' proc')
			]),

			// Memory Card with swap info
			E('div', {
				'class': 'sh-stat-overview-card sh-stat-memory sh-stat-' + (memory.status || 'ok'),
				'title': ((memory.used_kb || 0) / 1024).toFixed(0) + ' MB / ' + ((memory.total_kb || 0) / 1024).toFixed(0) + ' MB' +
					(memory.swap_total_kb > 0 ? ' | Swap: ' + (memory.swap_usage || 0) + '%' : '')
			}, [
				E('div', { 'class': 'sh-stat-overview-icon' }, '💾'),
				E('div', { 'class': 'sh-stat-overview-value' }, [
					E('span', {}, (memory.usage || 0) + '%'),
					E('span', { 'class': 'sh-stat-status-icon' }, getStatusIcon(memory.status))
				]),
				E('div', { 'class': 'sh-stat-overview-label' }, 'Memory'),
				E('div', { 'class': 'sh-stat-overview-detail' },
					((memory.used_kb || 0) / 1024).toFixed(0) + 'MB / ' +
					((memory.total_kb || 0) / 1024).toFixed(0) + 'MB' +
					(memory.swap_total_kb > 0 ? ' • Swap: ' + (memory.swap_usage || 0) + '%' : ''))
			]),

			// Disk Card
			E('div', {
				'class': 'sh-stat-overview-card sh-stat-disk sh-stat-' + (disk.status || 'ok'),
				'title': ((disk.used_kb || 0) / 1024 / 1024).toFixed(1) + ' GB / ' + ((disk.total_kb || 0) / 1024 / 1024).toFixed(1) + ' GB'
			}, [
				E('div', { 'class': 'sh-stat-overview-icon' }, '💿'),
				E('div', { 'class': 'sh-stat-overview-value' }, [
					E('span', {}, (disk.usage || 0) + '%'),
					E('span', { 'class': 'sh-stat-status-icon' }, getStatusIcon(disk.status))
				]),
				E('div', { 'class': 'sh-stat-overview-label' }, 'Disk Usage'),
				E('div', { 'class': 'sh-stat-overview-detail' },
					((disk.used_kb || 0) / 1024 / 1024).toFixed(1) + 'GB / ' +
					((disk.total_kb || 0) / 1024 / 1024).toFixed(1) + 'GB')
			]),

			// Network Card (v0.3.2 - NEW)
			E('div', {
				'class': 'sh-stat-overview-card sh-stat-network sh-stat-' + (network.wan_up ? 'ok' : 'error'),
				'title': 'RX: ' + rxGB + ' GB | TX: ' + txGB + ' GB'
			}, [
				E('div', { 'class': 'sh-stat-overview-icon' }, '🌐'),
				E('div', { 'class': 'sh-stat-overview-value' }, [
					E('span', {}, network.wan_up ? 'Online' : 'Offline'),
					E('span', { 'class': 'sh-stat-status-icon' }, network.wan_up ? '✓' : '✗')
				]),
				E('div', { 'class': 'sh-stat-overview-label' }, 'Network'),
				E('div', { 'class': 'sh-stat-overview-detail' },
					'↓ ' + rxGB + 'GB • ↑ ' + txGB + 'GB')
			])
		]);
	},

	renderSystemInfoGrid: function() {
		var self = this;
		var cpu = this.healthData.cpu || {};

		return E('div', {}, [
			E('h3', { 'class': 'sh-section-title' }, 'System Information'),
			E('div', { 'class': 'sh-system-info-grid' }, [
				// Hostname card with edit button
				E('div', { 'class': 'sh-info-grid-card' }, [
					E('div', { 'class': 'sh-info-grid-header' }, [
						E('span', { 'class': 'sh-info-grid-icon' }, '🏷️'),
						E('span', { 'class': 'sh-info-grid-title' }, 'Hostname')
					]),
					E('div', { 'class': 'sh-info-grid-value' }, this.sysInfo.hostname || 'unknown'),
					E('button', {
						'class': 'sh-info-grid-action',
						'click': function() {
							ui.addNotification(null, E('p', 'Edit hostname feature coming soon'), 'info');
						}
					}, '✏️ Edit')
				]),

				// Uptime card
				E('div', { 'class': 'sh-info-grid-card' }, [
					E('div', { 'class': 'sh-info-grid-header' }, [
						E('span', { 'class': 'sh-info-grid-icon' }, '⏱️'),
						E('span', { 'class': 'sh-info-grid-title' }, 'Uptime')
					]),
					E('div', { 'class': 'sh-info-grid-value' }, this.sysInfo.uptime_formatted || '0d 0h 0m'),
					E('div', { 'class': 'sh-info-grid-detail' }, 'System runtime')
				]),

				// Load Average card (monospace per prompt)
				E('div', { 'class': 'sh-info-grid-card' }, [
					E('div', { 'class': 'sh-info-grid-header' }, [
						E('span', { 'class': 'sh-info-grid-icon' }, '📊'),
						E('span', { 'class': 'sh-info-grid-title' }, 'Load Average')
					]),
					E('div', { 'class': 'sh-info-grid-value sh-monospace' },
						(cpu.load_1m || '0.00') + ' / ' +
						(cpu.load_5m || '0.00') + ' / ' +
						(cpu.load_15m || '0.00')
					),
					E('div', { 'class': 'sh-info-grid-detail' }, '1m / 5m / 15m')
				]),

				// Kernel Version card with copy icon
				E('div', { 'class': 'sh-info-grid-card' }, [
					E('div', { 'class': 'sh-info-grid-header' }, [
						E('span', { 'class': 'sh-info-grid-icon' }, '⚙️'),
						E('span', { 'class': 'sh-info-grid-title' }, 'Kernel Version')
					]),
					E('div', { 'class': 'sh-info-grid-value sh-monospace' }, this.sysInfo.kernel || 'unknown'),
					E('button', {
						'class': 'sh-info-grid-action',
						'click': function() {
							var kernel = self.sysInfo.kernel || 'unknown';
							navigator.clipboard.writeText(kernel).then(function() {
								ui.addNotification(null, E('p', '✓ Copied to clipboard: ' + kernel), 'info');
							});
						}
					}, '📋 Copy')
				])
			])
		]);
	},

	// v0.3.2 - Modern Quick Status with histograms
	renderQuickStatusIndicators: function() {
		var network = this.healthData.network || {};
		var services = this.healthData.services || {};

		// Calculate status metrics
		var internetUp = network.wan_up;
		var internetPercent = internetUp ? 100 : 0;
		var internetStatus = internetUp ? 'ok' : 'critical';

		var dnsOk = network.dns_ok !== false;
		var dnsPercent = dnsOk ? 100 : 0;
		var dnsStatus = dnsOk ? 'ok' : 'critical';

		// NTP - placeholder (would need backend)
		var ntpPercent = 100;
		var ntpStatus = 'ok';

		// Firewall - calculate health based on rules
		var fwRules = network.firewall_rules || 0;
		var fwPercent = fwRules > 0 ? 100 : 0;
		var fwStatus = fwRules > 0 ? 'ok' : 'warning';

		return E('div', { 'class': 'sh-status-modern-grid' }, [
			// Internet Connectivity (v0.3.2)
			E('div', { 'class': 'sh-st-metric sh-st-metric-internet' }, [
				E('div', { 'class': 'sh-st-header' }, [
					E('div', { 'class': 'sh-st-title-group' }, [
						E('span', { 'class': 'sh-st-icon' }, '🌐'),
						E('span', { 'class': 'sh-st-title' }, 'Internet')
					]),
					E('div', { 'class': 'sh-st-value-group' }, [
						E('span', { 'class': 'sh-st-value' }, internetUp ? 'Online' : 'Offline'),
						E('span', { 'class': 'sh-st-badge sh-st-badge-' + internetStatus },
							internetUp ? 'connected' : 'disconnected')
					])
				]),
				E('div', { 'class': 'sh-st-progress-modern' }, [
					E('div', {
						'class': 'sh-st-progress-fill sh-st-gradient-internet',
						'style': 'width: ' + internetPercent + '%'
					})
				]),
				E('div', { 'class': 'sh-st-details-grid' }, [
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'WAN IP'),
						E('span', { 'class': 'sh-st-detail-value sh-monospace' },
							network.wan_ip || 'N/A')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Gateway'),
						E('span', { 'class': 'sh-st-detail-value sh-monospace' },
							network.gateway || 'N/A')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Status'),
						E('span', { 'class': 'sh-st-detail-value' },
							internetUp ? '✓ Active' : '✗ Down')
					])
				])
			]),

			// DNS Resolution (v0.3.2)
			E('div', { 'class': 'sh-st-metric sh-st-metric-dns' }, [
				E('div', { 'class': 'sh-st-header' }, [
					E('div', { 'class': 'sh-st-title-group' }, [
						E('span', { 'class': 'sh-st-icon' }, '🔍'),
						E('span', { 'class': 'sh-st-title' }, 'DNS')
					]),
					E('div', { 'class': 'sh-st-value-group' }, [
						E('span', { 'class': 'sh-st-value' }, dnsOk ? 'Resolving' : 'Failed'),
						E('span', { 'class': 'sh-st-badge sh-st-badge-' + dnsStatus },
							dnsOk ? 'healthy' : 'error')
					])
				]),
				E('div', { 'class': 'sh-st-progress-modern' }, [
					E('div', {
						'class': 'sh-st-progress-fill sh-st-gradient-dns',
						'style': 'width: ' + dnsPercent + '%'
					})
				]),
				E('div', { 'class': 'sh-st-details-grid' }, [
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Primary DNS'),
						E('span', { 'class': 'sh-st-detail-value sh-monospace' },
							network.dns_primary || '8.8.8.8')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Secondary'),
						E('span', { 'class': 'sh-st-detail-value sh-monospace' },
							network.dns_secondary || '8.8.4.4')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Queries'),
						E('span', { 'class': 'sh-st-detail-value' },
							(network.dns_queries || 0) + ' / min')
					])
				])
			]),

			// NTP Sync (v0.3.2)
			E('div', { 'class': 'sh-st-metric sh-st-metric-ntp' }, [
				E('div', { 'class': 'sh-st-header' }, [
					E('div', { 'class': 'sh-st-title-group' }, [
						E('span', { 'class': 'sh-st-icon' }, '🕐'),
						E('span', { 'class': 'sh-st-title' }, 'NTP Sync')
					]),
					E('div', { 'class': 'sh-st-value-group' }, [
						E('span', { 'class': 'sh-st-value' }, 'Synced'),
						E('span', { 'class': 'sh-st-badge sh-st-badge-' + ntpStatus }, 'active')
					])
				]),
				E('div', { 'class': 'sh-st-progress-modern' }, [
					E('div', {
						'class': 'sh-st-progress-fill sh-st-gradient-ntp',
						'style': 'width: ' + ntpPercent + '%'
					})
				]),
				E('div', { 'class': 'sh-st-details-grid' }, [
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Server'),
						E('span', { 'class': 'sh-st-detail-value sh-monospace' },
							network.ntp_server || 'pool.ntp.org')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Offset'),
						E('span', { 'class': 'sh-st-detail-value' },
							(network.ntp_offset || '0') + ' ms')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Last Sync'),
						E('span', { 'class': 'sh-st-detail-value' },
							network.ntp_last_sync || 'Just now')
					])
				])
			]),

			// Firewall Status (v0.3.2)
			E('div', { 'class': 'sh-st-metric sh-st-metric-firewall' }, [
				E('div', { 'class': 'sh-st-header' }, [
					E('div', { 'class': 'sh-st-title-group' }, [
						E('span', { 'class': 'sh-st-icon' }, '🛡️'),
						E('span', { 'class': 'sh-st-title' }, 'Firewall')
					]),
					E('div', { 'class': 'sh-st-value-group' }, [
						E('span', { 'class': 'sh-st-value' }, fwRules + ' rules'),
						E('span', { 'class': 'sh-st-badge sh-st-badge-' + fwStatus },
							fwRules > 0 ? 'active' : 'inactive')
					])
				]),
				E('div', { 'class': 'sh-st-progress-modern' }, [
					E('div', {
						'class': 'sh-st-progress-fill sh-st-gradient-firewall',
						'style': 'width: ' + fwPercent + '%'
					})
				]),
				E('div', { 'class': 'sh-st-details-grid' }, [
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Input'),
						E('span', { 'class': 'sh-st-detail-value' },
							network.fw_input || 'DROP')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Forward'),
						E('span', { 'class': 'sh-st-detail-value' },
							network.fw_forward || 'REJECT')
					]),
					E('div', { 'class': 'sh-st-detail' }, [
						E('span', { 'class': 'sh-st-detail-label' }, 'Output'),
						E('span', { 'class': 'sh-st-detail-value' },
							network.fw_output || 'ACCEPT')
					])
				])
			])
		]);
	},

	// v0.3.2 - Modern real-time metrics with histograms
	renderRealtimeMetrics: function() {
		var cpu = this.healthData.cpu || {};
		var memory = this.healthData.memory || {};
		var disk = this.healthData.disk || {};
		var temp = this.healthData.temperature || {};
		var network = this.healthData.network || {};
		var services = this.healthData.services || {};

		return E('div', { 'class': 'sh-realtime-metrics' }, [
			// CPU with load trend bars
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-cpu' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '🔥'),
						E('span', { 'class': 'sh-rt-title' }, 'CPU Performance')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, (cpu.usage || 0) + '%'),
						E('span', { 'class': 'sh-rt-badge sh-rt-badge-' + (cpu.status || 'ok') }, cpu.status || 'ok')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-cpu',
						'style': 'width: ' + (cpu.usage || 0) + '%',
						'data-value': (cpu.usage || 0)
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Load Average'),
						E('span', { 'class': 'sh-rt-detail-value' }, (cpu.load_1m || '0.00'))
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Cores'),
						E('span', { 'class': 'sh-rt-detail-value' }, (cpu.cores || 0))
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Processes'),
						E('span', { 'class': 'sh-rt-detail-value' }, (cpu.processes_running || 0) + '/' + (cpu.processes_total || 0))
					])
				]),
				// Mini histogram for load average
				E('div', { 'class': 'sh-rt-histogram' },
					this.renderLoadHistogram([cpu.load_1m || 0, cpu.load_5m || 0, cpu.load_15m || 0]))
			]),

			// Memory with swap visualization
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-memory' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '💾'),
						E('span', { 'class': 'sh-rt-title' }, 'Memory Usage')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, (memory.usage || 0) + '%'),
						E('span', { 'class': 'sh-rt-badge sh-rt-badge-' + (memory.status || 'ok') }, memory.status || 'ok')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-memory',
						'style': 'width: ' + (memory.usage || 0) + '%',
						'data-value': (memory.usage || 0)
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Used'),
						E('span', { 'class': 'sh-rt-detail-value' }, ((memory.used_kb || 0) / 1024).toFixed(0) + ' MB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Total'),
						E('span', { 'class': 'sh-rt-detail-value' }, ((memory.total_kb || 0) / 1024).toFixed(0) + ' MB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Swap'),
						E('span', { 'class': 'sh-rt-detail-value' },
							memory.swap_total_kb > 0 ? (memory.swap_usage || 0) + '%' : 'N/A')
					])
				]),
				// Memory breakdown visualization
				memory.swap_total_kb > 0 ? E('div', { 'class': 'sh-rt-multi-bar' }, [
					E('div', { 'class': 'sh-rt-bar-segment sh-rt-bar-used', 'style': 'width: ' + (memory.usage || 0) + '%' }),
					E('div', { 'class': 'sh-rt-bar-segment sh-rt-bar-swap', 'style': 'width: ' + (memory.swap_usage || 0) + '%' })
				]) : null
			]),

			// Disk with storage breakdown
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-disk' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '💿'),
						E('span', { 'class': 'sh-rt-title' }, 'Disk Space')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, (disk.usage || 0) + '%'),
						E('span', { 'class': 'sh-rt-badge sh-rt-badge-' + (disk.status || 'ok') }, disk.status || 'ok')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-disk',
						'style': 'width: ' + (disk.usage || 0) + '%',
						'data-value': (disk.usage || 0)
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Used'),
						E('span', { 'class': 'sh-rt-detail-value' }, ((disk.used_kb || 0) / 1024 / 1024).toFixed(1) + ' GB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Total'),
						E('span', { 'class': 'sh-rt-detail-value' }, ((disk.total_kb || 0) / 1024 / 1024).toFixed(1) + ' GB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Free'),
						E('span', { 'class': 'sh-rt-detail-value' },
							((disk.total_kb - disk.used_kb || 0) / 1024 / 1024).toFixed(1) + ' GB')
					])
				])
			]),

			// Temperature gauge
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-temp' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '🌡️'),
						E('span', { 'class': 'sh-rt-title' }, 'Temperature')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, (temp.value || 0) + '°C'),
						E('span', { 'class': 'sh-rt-badge sh-rt-badge-' + (temp.status || 'ok') }, temp.status || 'ok')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-temp',
						'style': 'width: ' + Math.min((temp.value || 0), 100) + '%',
						'data-value': (temp.value || 0)
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Status'),
						E('span', { 'class': 'sh-rt-detail-value' }, temp.status || 'ok')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Warning at'),
						E('span', { 'class': 'sh-rt-detail-value' }, '70°C')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Critical at'),
						E('span', { 'class': 'sh-rt-detail-value' }, '85°C')
					])
				])
			]),

			// Network Stats (v0.3.2 - NEW)
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-network' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '🌐'),
						E('span', { 'class': 'sh-rt-title' }, 'Network Stats')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, network.wan_up ? 'Online' : 'Offline'),
						E('span', { 'class': 'sh-rt-badge sh-rt-badge-' + (network.wan_up ? 'ok' : 'critical') },
							network.wan_up ? 'connected' : 'disconnected')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-network',
						'style': 'width: ' + (network.wan_up ? 100 : 0) + '%'
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Download'),
						E('span', { 'class': 'sh-rt-detail-value' },
							'↓ ' + ((network.rx_bytes || 0) / 1024 / 1024 / 1024).toFixed(2) + ' GB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Upload'),
						E('span', { 'class': 'sh-rt-detail-value' },
							'↑ ' + ((network.tx_bytes || 0) / 1024 / 1024 / 1024).toFixed(2) + ' GB')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Status'),
						E('span', { 'class': 'sh-rt-detail-value' }, network.status || 'unknown')
					])
				])
			]),

			// Services Monitor (v0.3.2 - NEW)
			E('div', { 'class': 'sh-rt-metric sh-rt-metric-services' }, [
				E('div', { 'class': 'sh-rt-header' }, [
					E('div', { 'class': 'sh-rt-title-group' }, [
						E('span', { 'class': 'sh-rt-icon' }, '⚙️'),
						E('span', { 'class': 'sh-rt-title' }, 'Services Monitor')
					]),
					E('div', { 'class': 'sh-rt-value-group' }, [
						E('span', { 'class': 'sh-rt-value' }, (services.running || 0) + '/' + ((services.running || 0) + (services.failed || 0))),
						E('span', {
							'class': 'sh-rt-badge sh-rt-badge-' + ((services.failed || 0) === 0 ? 'ok' : (services.failed || 0) > 3 ? 'critical' : 'warning')
						}, (services.failed || 0) === 0 ? 'healthy' : 'issues')
					])
				]),
				E('div', { 'class': 'sh-rt-progress-modern' }, [
					E('div', {
						'class': 'sh-rt-progress-fill sh-rt-gradient-services',
						'style': 'width: ' + (((services.running || 0) + (services.failed || 0)) > 0
							? Math.round(((services.running || 0) / ((services.running || 0) + (services.failed || 0))) * 100)
							: 100) + '%'
					})
				]),
				E('div', { 'class': 'sh-rt-details-grid' }, [
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Running'),
						E('span', { 'class': 'sh-rt-detail-value' }, (services.running || 0) + ' services')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Failed'),
						E('span', { 'class': 'sh-rt-detail-value' }, (services.failed || 0) + ' services')
					]),
					E('div', { 'class': 'sh-rt-detail' }, [
						E('span', { 'class': 'sh-rt-detail-label' }, 'Health'),
						E('span', { 'class': 'sh-rt-detail-value' },
							(((services.running || 0) + (services.failed || 0)) > 0
								? Math.round(((services.running || 0) / ((services.running || 0) + (services.failed || 0))) * 100)
								: 100) + '%')
					])
				])
			])
		]);
	},

	// Render mini histogram for load average
	renderLoadHistogram: function(loads) {
		var maxLoad = Math.max(...loads, 1);
		return E('div', { 'class': 'sh-rt-histogram-bars' }, [
			E('div', { 'class': 'sh-rt-histogram-bar-group' }, [
				E('div', {
					'class': 'sh-rt-histogram-bar',
					'style': 'height: ' + ((loads[0] / maxLoad) * 100) + '%',
					'title': '1m: ' + loads[0]
				}),
				E('span', { 'class': 'sh-rt-histogram-label' }, '1m')
			]),
			E('div', { 'class': 'sh-rt-histogram-bar-group' }, [
				E('div', {
					'class': 'sh-rt-histogram-bar',
					'style': 'height: ' + ((loads[1] / maxLoad) * 100) + '%',
					'title': '5m: ' + loads[1]
				}),
				E('span', { 'class': 'sh-rt-histogram-label' }, '5m')
			]),
			E('div', { 'class': 'sh-rt-histogram-bar-group' }, [
				E('div', {
					'class': 'sh-rt-histogram-bar',
					'style': 'height: ' + ((loads[2] / maxLoad) * 100) + '%',
					'title': '15m: ' + loads[2]
				}),
				E('span', { 'class': 'sh-rt-histogram-label' }, '15m')
			])
		]);
	},

	getMetricConfig: function(type, data) {
		switch(type) {
			case 'CPU':
				return {
					icon: '🔥',
					title: 'CPU Usage',
					value: (data.usage || 0) + '%',
					percentage: data.usage || 0,
					status: data.status || 'ok',
					color: this.getStatusColor(data.usage || 0),
					details: 'Load: ' + (data.load_1m || '0') + ' • ' + (data.cores || 0) + ' cores'
				};
			case 'Memory':
				var usedMB = ((data.used_kb || 0) / 1024).toFixed(0);
				var totalMB = ((data.total_kb || 0) / 1024).toFixed(0);
				return {
					icon: '💾',
					title: 'Memory',
					value: (data.usage || 0) + '%',
					percentage: data.usage || 0,
					status: data.status || 'ok',
					color: this.getStatusColor(data.usage || 0),
					details: usedMB + ' MB / ' + totalMB + ' MB used'
				};
			case 'Disk':
				var usedGB = ((data.used_kb || 0) / 1024 / 1024).toFixed(1);
				var totalGB = ((data.total_kb || 0) / 1024 / 1024).toFixed(1);
				return {
					icon: '💿',
					title: 'Disk Space',
					value: (data.usage || 0) + '%',
					percentage: data.usage || 0,
					status: data.status || 'ok',
					color: this.getStatusColor(data.usage || 0),
					details: usedGB + ' GB / ' + totalGB + ' GB used'
				};
			case 'Temperature':
				return {
					icon: '🌡️',
					title: 'Temperature',
					value: (data.value || 0) + '°C',
					percentage: Math.min((data.value || 0), 100),
					status: data.status || 'ok',
					color: this.getTempColor(data.value || 0),
					details: 'Status: ' + (data.status || 'unknown')
				};
			default:
				return {
					icon: '📊',
					title: type,
					value: 'N/A',
					percentage: 0,
					status: 'unknown',
					color: '#64748b',
					details: 'No data'
				};
		}
	},

	getStatusColor: function(usage) {
		if (usage >= 90) return '#ef4444';
		if (usage >= 75) return '#f59e0b';
		if (usage >= 50) return '#3b82f6';
		return '#22c55e';
	},

	getTempColor: function(temp) {
		if (temp >= 80) return '#ef4444';
		if (temp >= 70) return '#f59e0b';
		if (temp >= 60) return '#3b82f6';
		return '#22c55e';
	},

	renderInfoCard: function(title, content) {
		return E('div', { 'class': 'sh-info-card' }, [
			E('div', { 'class': 'sh-info-card-header' }, [
				E('h3', {}, title)
			]),
			E('div', { 'class': 'sh-info-card-body' }, content)
		]);
	},

	renderSystemInfo: function() {
		return E('div', { 'class': 'sh-info-list' }, [
			this.renderInfoRow('🏷️', 'Hostname', this.sysInfo.hostname || 'unknown'),
			this.renderInfoRow('🖥️', 'Model', this.sysInfo.model || 'Unknown'),
			this.renderInfoRow('📦', 'OpenWrt', this.sysInfo.openwrt_version || 'Unknown'),
			this.renderInfoRow('⚙️', 'Kernel', this.sysInfo.kernel || 'unknown'),
			this.renderInfoRow('⏱️', 'Uptime', this.sysInfo.uptime_formatted || '0d 0h 0m'),
			this.renderInfoRow('🕐', 'Local Time', this.sysInfo.local_time || 'unknown')
		]);
	},

	renderNetworkInfo: function() {
		var wan_status = this.healthData.network ? this.healthData.network.wan_up : false;
		return E('div', { 'class': 'sh-info-list' }, [
			this.renderInfoRow('🌐', 'WAN Status',
				E('span', {
					'class': 'sh-status-badge sh-status-' + (wan_status ? 'ok' : 'error')
				}, wan_status ? 'Connected' : 'Disconnected')
			),
			this.renderInfoRow('📡', 'Network', this.healthData.network ? this.healthData.network.status : 'unknown')
		]);
	},

	renderServicesInfo: function() {
		var running = this.healthData.services ? this.healthData.services.running : 0;
		var failed = this.healthData.services ? this.healthData.services.failed : 0;

		return E('div', { 'class': 'sh-info-list' }, [
			this.renderInfoRow('▶️', 'Running Services',
				E('span', { 'class': 'sh-status-badge sh-status-ok' }, running + ' services')
			),
			this.renderInfoRow('⏹️', 'Failed Services',
				failed > 0
					? E('span', { 'class': 'sh-status-badge sh-status-error' }, failed + ' services')
					: E('span', { 'class': 'sh-status-badge sh-status-ok' }, 'None')
			),
			this.renderInfoRow('🔗', 'Quick Actions',
				E('a', {
					'class': 'sh-link-button',
					'href': '/cgi-bin/luci/admin/secubox/system/system-hub/services'
				}, 'Manage Services →')
			)
		]);
	},

	renderInfoRow: function(icon, label, value) {
		return E('div', { 'class': 'sh-info-row' }, [
			E('span', { 'class': 'sh-info-icon' }, icon),
			E('span', { 'class': 'sh-info-label' }, label),
			E('span', { 'class': 'sh-info-value' }, value)
		]);
	},

	updateDashboard: function() {
		// Update real-time metrics (v0.3.2)
		var realtimeMetrics = document.querySelector('.sh-realtime-metrics');
		if (realtimeMetrics) {
			var newMetrics = this.renderRealtimeMetrics();
			dom.content(realtimeMetrics, Array.prototype.slice.call(newMetrics.childNodes));
		}

		// Update stats overview
		var statsOverview = document.querySelector('.sh-stats-overview-grid');
		if (statsOverview) {
			var newStats = this.renderStatsOverview();
			dom.content(statsOverview, Array.prototype.slice.call(newStats.childNodes));
		}

		// Update system info grid
		var systemInfoGrid = document.querySelector('.sh-system-info-grid');
		if (systemInfoGrid) {
			var newInfoGrid = this.renderSystemInfoGrid();
			var gridElement = newInfoGrid.querySelector('.sh-system-info-grid');
			if (gridElement) {
				dom.content(systemInfoGrid, Array.prototype.slice.call(gridElement.childNodes));
			}
		}

		// Update quick status indicators
		var statusIndicators = document.querySelector('.sh-status-indicators-grid');
		if (statusIndicators) {
			var newIndicators = this.renderQuickStatusIndicators();
			dom.content(statusIndicators, Array.prototype.slice.call(newIndicators.childNodes));
		}
	},

	handleSaveApply: null,
	handleSave: null,
	handleReset: null
});