feat: build vehicle data platform and production pipeline

vehicle-data-platform/apps/web/src/v2/domain/alert.ts

@@ -0,0 +1,36 @@
+import type { AlertEvent, AlertRule, AlertSeverity, AlertStatus } from '../../api/types';
+
+export const severityLabels: Record<AlertSeverity, string> = { critical: '紧急', major: '重要', minor: '一般' };
+export const statusLabels: Record<AlertStatus, string> = { unprocessed: '未处理', processing: '处理中', recovered: '已恢复', closed: '已关闭', ignored: '已忽略' };
+export const actionLabels: Record<string, string> = { trigger: '触发', acknowledge: '已确认', close: '已关闭', ignore: '已忽略', recover: '已恢复', processing: '处理中', recovered: '已恢复', closed: '已关闭', ignored: '已忽略' };
+export const metricLabels: Record<string, string> = { speed_kmh: '速度', soc_percent: 'SOC', alarm_active: '协议告警位', freshness_sec: '离线时长', data_delay_sec: '数据延迟' };
+export const operatorLabels: Record<string, string> = { gt: '>', gte: '≥', lt: '<', lte: '≤', eq: '=', neq: '≠', between: '区间内', outside: '区间外', changed: '状态变化' };
+
+export function formatAlertTime(value: string) {
+  if (!value) return '—';
+  const date = new Date(value);
+  if (Number.isNaN(date.getTime())) return value.replace('T', ' ').slice(0, 19);
+  return new Intl.DateTimeFormat('zh-CN', { month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false }).format(date).replace(/\//g, '-');
+}
+
+export function alertValue(event: Pick<AlertEvent, 'triggerValue' | 'unit'>) {
+  return `${Number(event.triggerValue.toFixed(2)).toLocaleString('zh-CN')} ${event.unit}`.trim();
+}
+
+export function thresholdText(event: Pick<AlertEvent, 'operator' | 'threshold' | 'thresholdHigh' | 'unit' | 'durationSec'>) {
+  const duration = event.durationSec > 0 ? `，持续 ${event.durationSec} 秒` : '';
+  if (event.operator === 'between' || event.operator === 'outside') return `${operatorLabels[event.operator]} ${event.threshold}–${event.thresholdHigh} ${event.unit}${duration}`.trim();
+  if (event.operator === 'changed') return `状态发生变化${duration}`;
+  return `${operatorLabels[event.operator] ?? event.operator} ${Number(event.threshold.toFixed(2)).toLocaleString('zh-CN')} ${event.unit}${duration}`.trim();
+}
+
+export function ruleCondition(rule: AlertRule, labels: Record<string, string> = metricLabels) {
+  const threshold = rule.operator === 'changed' ? '状态变化' : rule.operator === 'between' || rule.operator === 'outside' ? `${operatorLabels[rule.operator]} ${rule.threshold}–${rule.thresholdHigh}` : rule.valueType === 'boolean' ? (rule.booleanThreshold ? '是' : '否') : `${operatorLabels[rule.operator] ?? rule.operator} ${rule.threshold}`;
+  return `${labels[rule.metric] ?? rule.metric} ${threshold}${rule.durationSec ? ` · ${rule.durationSec} 秒` : ''}`;
+}
+
+export function canAct(status: AlertStatus, action: 'acknowledge' | 'close' | 'ignore') {
+  if (action === 'acknowledge') return status === 'unprocessed';
+  if (action === 'close') return status === 'unprocessed' || status === 'processing' || status === 'recovered';
+  return status === 'unprocessed' || status === 'processing';
+}