refine Semi UI alert disposition

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

@@ -1,11 +1,17 @@
 import { describe, expect, it } from 'vitest';
-import { alertValue, canAct, formatAlertTime, ruleCondition, thresholdText } from './alert';
+import { alertDeltaText, alertValue, canAct, formatAlertTime, ruleCondition, thresholdText } from './alert';
 
 describe('alert domain helpers', () => {
   it('keeps trigger evidence and duration explicit', () => {
     const event = { triggerValue: 96, threshold: 80, thresholdHigh: 0, operator: 'gt', unit: 'km/h', durationSec: 60 };
     expect(alertValue(event)).toBe('96 km/h');
     expect(thresholdText(event)).toBe('> 80 km/h，持续 60 秒');
+    expect(alertDeltaText(event)).toBe('+16 km/h');
+  });
+
+  it('describes low-bound and non-numeric trigger outcomes without inventing a delta', () => {
+    expect(alertDeltaText({ triggerValue: 12, threshold: 20, operator: 'lt', unit: '%' })).toBe('+8 %');
+    expect(alertDeltaText({ triggerValue: 1, threshold: 1, operator: 'changed', unit: '' })).toBe('规则已命中');
   });
 
   it('enforces valid workflow transitions', () => {

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

@@ -35,6 +35,17 @@ export function thresholdText(event: Pick<AlertEvent, 'operator' | 'threshold' |
   return `${operatorLabels[event.operator] ?? event.operator} ${formatZhNumber(Number(event.threshold.toFixed(2)), 2)} ${event.unit}${duration}`.trim();
 }
 
+export function alertDeltaText(event: Pick<AlertEvent, 'operator' | 'triggerValue' | 'threshold' | 'unit'>) {
+  if (!Number.isFinite(event.triggerValue) || !Number.isFinite(event.threshold)) return '规则已命中';
+  const delta = event.operator === 'gt' || event.operator === 'gte'
+    ? event.triggerValue - event.threshold
+    : event.operator === 'lt' || event.operator === 'lte'
+      ? event.threshold - event.triggerValue
+      : Number.NaN;
+  if (!Number.isFinite(delta)) return '规则已命中';
+  return `+${formatZhNumber(Number(Math.max(0, delta).toFixed(2)), 2)} ${event.unit}`.trim();
+}
+
 export function ruleCondition(rule: AlertRule, labels: Record<string, string> = metricLabels) {
   const threshold = rule.operator === 'changed' ? '状态变化' : rule.operator === 'between' || rule.operator === 'outside' ? `${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` : ''}`;

vehicle-data-platform/apps/web/src/v2/pages/AlertsPage.test.tsx

@@ -163,6 +163,10 @@ test('clears old alert rows and inspector evidence when the event scope changes'
   expect(screen.getByText('已展开处置详情 · 点击其他事件快速切换')).toBeInTheDocument();
   expect(desktopAlertRow).toHaveAttribute('aria-expanded', 'true');
   expect(view.container.querySelector('.v2-alert-focus-card[aria-label="告警处置摘要"]')).toHaveClass('v2-alert-detail-card');
+  expect(screen.getByLabelText('告警事件上下文')).toHaveTextContent('数据来源JT808触发时间07-16 12:00:00处理记录1 条');
+  expect(screen.getByLabelText('告警触发证据')).toHaveTextContent('触发值90 km/h阈值条件> 80 km/h，持续 60 秒超限幅度+10 km/h');
+  expect(screen.getByText('1 条记录').closest('.semi-tag')).toBeInTheDocument();
+  expect(screen.getByText('可操作').closest('.semi-tag')).toBeInTheDocument();
   expect(view.container.querySelector('.v2-alert-technical-collapse.semi-collapse')).toBeInTheDocument();
   expect(screen.getByText('技术详情')).toBeInTheDocument();
   expect(view.container.querySelector('.v2-alert-inspector-heading')).toHaveClass('v2-workspace-panel-header');
@@ -233,12 +237,15 @@ test('renders only selectable Semi alert cards on mobile', async () => {
   expect(view.container.querySelector('.v2-alert-table-scroll.is-mobile-scroll')).toHaveAttribute('aria-label', '告警事件列表，可上下滚动');
   expect(view.container.querySelector('.v2-alert-event-table')).not.toBeInTheDocument();
   expect(action).toHaveAttribute('aria-expanded', 'false');
+  expect(action).toHaveTextContent('超限幅度+10 km/h');
+  expect(action).toHaveTextContent('核验并处置');
   fireEvent.click(action);
   expect(action).toHaveAttribute('aria-pressed', 'true');
   expect(action).toHaveAttribute('aria-expanded', 'true');
   expect(await screen.findByRole('dialog', { name: '告警事件详情' })).toBeInTheDocument();
   expect(document.querySelector('.v2-alert-detail-sidesheet')).toHaveClass('semi-sidesheet-bottom');
   expect(document.querySelector('.v2-alert-detail-sidesheet .semi-sidesheet-inner')).toHaveStyle({ height: 'min(86dvh, 760px)' });
+  expect(screen.getByLabelText('告警触发证据')).toHaveTextContent('超限幅度+10 km/h');
   expect(await screen.findByText('mobile-event')).toBeInTheDocument();
   fireEvent.click(screen.getByRole('button', { name: '关闭告警详情' }));
   expect(screen.queryByText('mobile-event')).not.toBeInTheDocument();

vehicle-data-platform/apps/web/src/v2/pages/AlertsPage.tsx

@@ -5,7 +5,7 @@ import { FormEvent, memo, useCallback, useEffect, useMemo, useState } from 'reac
 import { Link, useSearchParams } from 'react-router-dom';
 import { api } from '../../api/client';
 import type { AlertEvent, AlertQuery, AlertRule, AlertRuleInput, AlertStatus, MetricDefinition, Page } from '../../api/types';
-import { actionLabels, alertValue, canAct, formatAlertTime, operatorLabels, ruleCondition, severityLabels, statusLabels, thresholdText } from '../domain/alert';
+import { actionLabels, alertDeltaText, alertValue, canAct, formatAlertTime, operatorLabels, ruleCondition, severityLabels, statusLabels, thresholdText } from '../domain/alert';
 import { InlineError, PanelEmpty, PanelLoading } from '../shared/AsyncState';
 import { MetricActionButton } from '../shared/MetricActionButton';
 import { SegmentedTabs } from '../shared/SegmentedTabs';
@@ -114,23 +114,30 @@ const AlertEventTable = memo(function AlertEventTable({ rows, selectedID, compac
 
 function EventInspector({ event, note, acting, actionError, editable, onNote, onAction, onClose, sheet = false }: { event?: AlertEvent; note: string; acting: boolean; actionError?: string; editable: boolean; onNote: (value: string) => void; onAction: (action: 'acknowledge' | 'close' | 'ignore') => void; onClose: () => void; sheet?: boolean }) {
   if (!event) return <Card className="v2-alert-inspector" bodyStyle={{ padding: 0 }}><Empty className="v2-alert-inspector-empty" image={<IconAlarm />} title="选择告警事件" description="查看触发证据、状态时间线和处置动作。" /></Card>;
-  return <Card className={`v2-alert-inspector${sheet ? ' is-sheet' : ''}`} bodyStyle={{ padding: 0 }}><WorkspacePanelHeader className="v2-alert-inspector-heading" title={event.ruleName} actions={<><span className="v2-alert-inspector-status"><SeverityTag severity={event.severity} /><StatusTag status={event.status} /></span>{sheet ? null : <Button className="v2-alert-inspector-close" theme="borderless" icon={<IconClose />} aria-label="关闭告警详情" onClick={onClose} />}</>} />
+  const actionCount = event.actions?.length ?? 0;
+  return <Card className={`v2-alert-inspector${sheet ? ' is-sheet' : ''}`} bodyStyle={{ padding: 0 }}><WorkspacePanelHeader className="v2-alert-inspector-heading" title="事件处置" description={event.ruleName} actions={<><span className="v2-alert-inspector-status"><SeverityTag severity={event.severity} /><StatusTag status={event.status} /></span>{sheet ? null : <Button className="v2-alert-inspector-close" theme="borderless" icon={<IconClose />} aria-label="关闭告警详情" onClick={onClose} />}</>} />
     <div className="v2-alert-inspector-content">
       <Card className="v2-alert-detail-card v2-alert-focus-card" bodyStyle={{ padding: 0 }} aria-label="告警处置摘要">
         <header className="v2-alert-focus-identity">
-          <span><small>告警车辆</small><strong>{event.plate || '未绑定车牌'}</strong><code>{event.vin}</code></span>
+          <span><small>告警对象</small><strong>{event.plate || '未绑定车牌'}</strong><code>{event.vin}</code></span>
-          <Tag color="blue" type="light" size="small">{event.protocol || '未知协议'}</Tag>
+          <span className="v2-alert-focus-current"><small>当前状态</small><StatusTag status={event.status} /></span>
         </header>
-        <div className="v2-alert-focus-facts">
+        <div className="v2-alert-focus-facts" aria-label="告警事件上下文">
+          <span><small>数据来源</small><strong><Tag color="blue" type="light" size="small">{event.protocol || '未知协议'}</Tag></strong></span>
           <span><small>触发时间</small><strong><AlertTime value={event.triggeredAt} /></strong></span>
-          <span><small>当前状态</small><strong>{statusLabels[event.status]}</strong></span>
+          <span><small>处理记录</small><strong>{actionCount} 条</strong></span>
         </div>
-        <div className="v2-alert-evidence"><Card className="v2-alert-evidence-value is-trigger"><small>触发值</small><strong>{alertValue(event)}</strong></Card><Tag color="grey" type="light" size="small">VS</Tag><Card className="v2-alert-evidence-value"><small>阈值条件</small><strong>{thresholdText(event)}</strong></Card></div>
+        <div className="v2-alert-evidence" aria-label="告警触发证据">
+          <Card className="v2-alert-evidence-value is-trigger"><small>触发值</small><strong>{alertValue(event)}</strong></Card>
+          <Card className="v2-alert-evidence-value"><small>阈值条件</small><strong>{thresholdText(event)}</strong></Card>
+          <Card className="v2-alert-evidence-value is-delta"><small>超限幅度</small><strong>{alertDeltaText(event)}</strong></Card>
+        </div>
+        <div className="v2-alert-focus-rule"><Tag color="grey" type="light" size="small">规则判断</Tag><span>{event.ruleName}</span></div>
       </Card>
-      <Card className="v2-alert-detail-card v2-alert-progress-card" title={<strong>处理进度</strong>} headerLine>
+      <Card className="v2-alert-detail-card v2-alert-progress-card" title={<span className="v2-alert-detail-title"><strong>处理进度</strong><Tag color={actionCount ? 'blue' : 'amber'} type="light" size="small">{actionCount ? `${actionCount} 条记录` : '待处置'}</Tag></span>} headerLine>
         {event.actions?.length ? <Timeline className="v2-alert-timeline" aria-label="告警处理进度">{event.actions.map((item, index) => <Timeline.Item key={item.id} type={index === event.actions!.length - 1 ? 'ongoing' : 'default'} time={<span>{item.actor} · <AlertTime value={item.createdAt} /></span>}><strong>{actionLabels[item.action] ?? item.action}</strong>{item.note ? <p>{item.note}</p> : null}</Timeline.Item>)}</Timeline> : <Empty className="v2-alert-timeline-empty" title="暂无处理记录" description="事件被确认、关闭或忽略后，将在这里形成审计履历。" />}
       </Card>
-      <Card className="v2-alert-detail-card v2-alert-disposition-card" title={<strong>处置与备注</strong>} headerLine>
+      <Card className="v2-alert-detail-card v2-alert-disposition-card" title={<span className="v2-alert-detail-title"><strong>处置与备注</strong><Tag color={editable ? 'green' : 'grey'} type="light" size="small">{editable ? '可操作' : '只读'}</Tag></span>} headerLine>
         {editable ? <><TextArea maxCount={200} autosize={{ minRows: 2, maxRows: 5 }} placeholder="请输入处置说明（选填）" value={note} onChange={onNote} />{actionError ? <p className="v2-alert-action-error">{actionError}</p> : null}<div className="v2-alert-actions"><Button theme="solid" className="is-primary" disabled={acting || !canAct(event.status, 'acknowledge')} onClick={() => onAction('acknowledge')}>确认告警</Button><Button theme="light" disabled={acting || !canAct(event.status, 'close')} onClick={() => onAction('close')}>关闭</Button><Button theme="borderless" disabled={acting || !canAct(event.status, 'ignore')} onClick={() => onAction('ignore')}>忽略</Button></div></> : <p className="v2-role-notice">当前为只读角色，可查看完整证据与处置记录。</p>}
       </Card>
       <Collapse className="v2-alert-technical-collapse" keepDOM>
@@ -255,7 +262,7 @@ function EventWorkspace({ filters, draft, setDraft, setFilters, rules, unread, e
           aria-label={mobileLayout ? '告警事件列表，可上下滚动' : undefined}
         >
           {mobileLayout
-            ? <div className="v2-alert-mobile-list">{rows.map((event) => <Card key={event.id} className={`v2-alert-mobile-card${selectedID === event.id ? ' is-selected' : ''}`} bodyStyle={{ padding: 0 }}><Button theme="borderless" type="tertiary" className="v2-alert-mobile-action" aria-pressed={selectedID === event.id} aria-expanded={selectedID === event.id} aria-label={`查看 ${event.plate || event.vin} ${event.ruleName} 告警详情`} onClick={() => selectEvent(event.id)}><span className="v2-alert-mobile-card-content"><header><strong>{event.plate || '未绑定车牌'}</strong><span><SeverityTag severity={event.severity} /><StatusTag status={event.status} /></span></header><p>{event.ruleName}</p><dl><div><dt>触发时间</dt><dd><AlertTime value={event.triggeredAt} /></dd></div><div><dt>数据来源</dt><dd>{event.protocol || '—'}</dd></div><div><dt>触发 / 阈值</dt><dd>{alertValue(event)} / {thresholdText(event)}</dd></div></dl><footer>查看处置详情<IconChevronRight /></footer></span></Button></Card>)}</div>
+            ? <div className="v2-alert-mobile-list">{rows.map((event) => <Card key={event.id} className={`v2-alert-mobile-card${selectedID === event.id ? ' is-selected' : ''}`} bodyStyle={{ padding: 0 }}><Button theme="borderless" type="tertiary" className="v2-alert-mobile-action" aria-pressed={selectedID === event.id} aria-expanded={selectedID === event.id} aria-label={`查看 ${event.plate || event.vin} ${event.ruleName} 告警详情`} onClick={() => selectEvent(event.id)}><span className="v2-alert-mobile-card-content"><header><strong>{event.plate || '未绑定车牌'}</strong><span><SeverityTag severity={event.severity} /><StatusTag status={event.status} /></span></header><p>{event.ruleName}</p><dl><div><dt>触发时间</dt><dd><AlertTime value={event.triggeredAt} /></dd></div><div><dt>数据来源</dt><dd>{event.protocol || '—'}</dd></div><div><dt>超限幅度</dt><dd>{alertDeltaText(event)}</dd></div></dl><footer>核验并处置<IconChevronRight /></footer></span></Button></Card>)}</div>
             : <AlertEventTable rows={rows} selectedID={selectedID} compact={Boolean(selectedID)} onSelect={selectEvent} />}
           {events.isFetching ? <PanelLoading className="v2-alert-loading" title="正在更新事件…" description="告警列表返回后会自动更新。" compact={Boolean(rows.length)} /> : null}
           {!events.isFetching && !rows.length ? <PanelEmpty className="v2-alert-empty" title="当前筛选条件没有告警事件" description="调整车辆、严重程度、状态或时间范围后重试。" /> : null}

vehicle-data-platform/apps/web/src/v2/styles/workspace.css

@@ -14185,6 +14185,192 @@
   }
 }
 
+/*
+ * Semi UI alert disposition: organize each event around the object, current
+ * state and the decision evidence before showing audit history and actions.
+ */
+.v2-alert-inspector-heading > .v2-workspace-panel-copy {
+  gap: 2px;
+}
+
+.v2-alert-inspector-heading > .v2-workspace-panel-copy > .semi-typography:last-child {
+  overflow: hidden;
+  max-width: 250px;
+  margin: 0;
+  color: #7c8b9d;
+  font-size: 10px;
+  line-height: 1.35;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-alert-focus-identity {
+  min-height: 80px;
+  background: linear-gradient(120deg, #f5f9ff 0%, #fff 64%, #fffaf7 100%);
+}
+
+.v2-alert-focus-current {
+  display: grid;
+  min-width: 84px;
+  flex: 0 0 auto;
+  justify-items: end;
+  gap: 5px;
+}
+
+.v2-alert-focus-current > .semi-tag {
+  min-width: 58px;
+  min-height: 24px;
+  justify-content: center;
+  border-radius: 999px;
+  font-size: 10px;
+  font-weight: 700;
+}
+
+.v2-alert-focus-facts {
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  background: #fbfcfe;
+}
+
+.v2-alert-focus-facts > span {
+  min-height: 58px;
+  justify-content: center;
+  padding: 8px 11px;
+}
+
+.v2-alert-focus-facts > span + span {
+  border-left: 1px solid #e6ebf2;
+}
+
+.v2-alert-focus-facts .semi-tag {
+  width: max-content;
+  max-width: 100%;
+  min-height: 22px;
+  border-radius: 999px;
+  font-size: 9px;
+}
+
+.v2-alert-focus-card .v2-alert-evidence {
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 7px;
+  padding: 10px;
+}
+
+.v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value.semi-card {
+  overflow: hidden;
+  border-color: #dde6f0;
+  border-radius: 9px;
+  box-shadow: none;
+}
+
+.v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value > .semi-card-body {
+  min-height: 76px;
+  padding: 9px 7px;
+}
+
+.v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value.is-trigger {
+  border-color: #efc7c2;
+  background: #fff8f7;
+}
+
+.v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value.is-delta {
+  border-color: #c8dbf7;
+  background: #f4f8ff;
+}
+
+.v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value.is-delta strong {
+  color: #1268f3;
+}
+
+.v2-alert-focus-rule {
+  display: flex;
+  min-height: 40px;
+  align-items: center;
+  gap: 8px;
+  border-top: 1px solid #e7edf4;
+  background: #fbfcfe;
+  padding: 7px 10px;
+}
+
+.v2-alert-focus-rule > .semi-tag {
+  min-width: 54px;
+  flex: 0 0 auto;
+  justify-content: center;
+  border-radius: 999px;
+  font-size: 9px;
+  font-weight: 700;
+}
+
+.v2-alert-focus-rule > span {
+  overflow: hidden;
+  color: #50647c;
+  font-size: 10px;
+  line-height: 1.45;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.v2-alert-detail-title {
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.v2-alert-detail-title > .semi-tag {
+  min-height: 22px;
+  justify-content: center;
+  border-radius: 999px;
+  font-size: 9px;
+  font-weight: 700;
+}
+
+@media (max-width: 680px) {
+  .v2-alert-inspector.is-sheet .v2-alert-focus-identity {
+    min-height: 72px;
+    padding: 10px 12px;
+  }
+
+  .v2-alert-focus-identity strong {
+    font-size: 17px;
+  }
+
+  .v2-alert-focus-facts > span {
+    min-height: 54px;
+    padding: 7px 9px;
+  }
+
+  .v2-alert-focus-facts small {
+    font-size: 9px;
+  }
+
+  .v2-alert-focus-facts strong {
+    font-size: 11px;
+  }
+
+  .v2-alert-focus-card .v2-alert-evidence {
+    gap: 5px;
+    padding: 8px;
+  }
+
+  .v2-alert-focus-card .v2-alert-evidence > .v2-alert-evidence-value > .semi-card-body {
+    min-height: 72px;
+    padding: 7px 5px;
+  }
+
+  .v2-alert-focus-card .v2-alert-evidence small {
+    font-size: 9px;
+  }
+
+  .v2-alert-focus-card .v2-alert-evidence strong {
+    font-size: 12px;
+    line-height: 1.35;
+  }
+
+  .v2-alert-focus-rule {
+    min-height: 38px;
+    padding: 6px 8px;
+  }
+}
+
 /*
  * Semi UI account identity and menu permissions: one shared hierarchy from
  * account context to editable groups and the resulting customer workspace.