// Agent 告警常量与辅助函数 // Logan.Li
import { Badge } from '@/components/ui/badge';
import {
  AlertTriangle, Cpu, MemoryStick, HardDrive, WifiOff, Network,
  Activity, Gauge, Timer,
} from 'lucide-react';
import type { JsonData } from '@/types/common';
import i18n from '@/i18n';

// 主机监控指标（与后端 alert_engine 对齐）// Logan.Li
export const METRIC_OPTIONS = [
  { value: 'cpu', label: i18n.t('kubernetes.cluster.cpuUsage'), icon: Cpu },
  { value: 'cpu_iowait', label: i18n.t('入网带宽'), icon: Cpu },
  { value: 'mem', label: i18n.t('kubernetes.cluster.memoryUsage'), icon: MemoryStick },
  { value: 'mem_available', label: i18n.t('可用内存(GB)'), icon: MemoryStick },
  { value: 'swap', label: i18n.t('Swap 使用率'), icon: MemoryStick },
  { value: 'load1', label: i18n.t('1分钟负载'), icon: Gauge },
  { value: 'disk', label: i18n.t('monitor.hostDisk'), icon: HardDrive },
  { value: 'disk_inode', label: i18n.t('Inode 使用率'), icon: HardDrive },
  { value: 'disk_io_util', label: i18n.t('磁盘 IO 利用率'), icon: HardDrive },
  { value: 'tcp_established', label: i18n.t('TCP 已建立'), icon: Network },
  { value: 'tcp_time_wait', label: 'TCP TIME_WAIT', icon: Network },
  { value: 'tcp_close_wait', label: 'TCP CLOSE_WAIT', icon: Network },
  { value: 'net_rx_bps', label: i18n.t('monitor.hostNetIn'), icon: Network },
  { value: 'net_tx_bps', label: i18n.t('monitor.hostNetOut'), icon: Network },
  { value: 'net_rx_errors', label: i18n.t('入网错误'), icon: Network },
  { value: 'fd', label: i18n.t('monitor.hostFileDescriptor'), icon: Activity },
  { value: 'offline', label: i18n.t('主机离线'), icon: WifiOff },
  { value: 'port_down', label: i18n.t('端口不通'), icon: Network },
  { value: 'health_probe', label: i18n.t('kubernetes.container.probes'), icon: Timer },
];

export const OPERATOR_OPTIONS = [
  { value: '>', label: i18n.t('monitor.monitorRule.opGt') },
  { value: '<', label: i18n.t('monitor.monitorRule.opLt') },
  { value: '>=', label: i18n.t('monitor.monitorRule.opGte') },
  { value: '<=', label: i18n.t('monitor.monitorRule.opLte') },
  { value: '==', label: i18n.t('monitor.monitorRule.opEq') },
];

export const SEVERITY_OPTIONS = [
  { value: 'critical', label: i18n.t('monitor.alertHelper.sevCritical'), color: 'bg-red-500/15 dg-text-red border-red-500/30' },
  { value: 'warning', label: i18n.t('kubernetes.event.warning'), color: 'bg-amber-500/15 dg-text-yellow border-amber-500/30' },
  { value: 'info', label: i18n.t('monitor.alertEvents.severity.info'), color: 'bg-blue-500/15 dg-text-blue border-blue-500/30' },
];

export function getMetricLabel(metric: string) {
  return METRIC_OPTIONS.find((m) => m.value === metric)?.label || metric;
}

export function asList(data: JsonData): unknown[] {
  if (!data) return [];
  if (Array.isArray(data)) return data;
  if (Array.isArray(data.list)) return data.list;
  if (Array.isArray(data.items)) return data.items;
  if (Array.isArray(data.data)) return data.data;
  return [];
}

export function severityBadge(sev: string) {
  const opt = SEVERITY_OPTIONS.find((s) => s.value === sev) || SEVERITY_OPTIONS[1];
  return (
    <Badge className={opt.color}>
      <AlertTriangle className="h-3 w-3 mr-1" />
      {opt.label}
    </Badge>
  );
}