feat(小宝预警): 增加日报证据与风险趋势

apps/web/lib/xiaobao-risk.ts

@@ -4,6 +4,7 @@ import { STATUS_PROGRESS, getEstimateHours } from './dev-task';
 import type { TestCase } from './test-case';
 import { getTestCaseEstimateHours } from './test-case';
 import type { VersionDailyEvidence } from './xiaobao-risk-evidence';
+import { summarizeRiskTrendWithCurrent, type XiaobaoRiskSnapshot } from './xiaobao-risk-trend';
 import { WORK_HOURS, addWorkHours } from './work-hours';
 
 export type XiaobaoRiskLevel = 'on_track' | 'attention' | 'at_risk' | 'likely_delayed' | 'blocked';
@@ -72,7 +73,7 @@ export interface CalcXiaobaoVersionRiskInput {
   testCases?: TestCase[];
   bugs?: Bug[];
   now?: Date;
-  snapshots?: Array<{ riskScore: number; createdAt?: string; date?: string }>;
+  snapshots?: XiaobaoRiskSnapshot[];
   silentRisks?: SilentRisk[];
   dailyEvidence?: VersionDailyEvidence;
   recentActivityCount?: number;
@@ -197,7 +198,19 @@ export function calcXiaobaoVersionRisk(input: CalcXiaobaoVersionRiskInput): Xiao
   const hasBlockingRisk = criticalBugCount > 0 || blockedCount > 0;
   const riskLevel = getRiskLevel(riskScore, delayDays, hasBlockingRisk);
   const confidence = calcConfidence(input, devTasks, testCases, bugs);
-  const trend = calcTrend(riskScore, input.snapshots ?? []);
+  const trend = summarizeRiskTrendWithCurrent(input.snapshots ?? [], {
+    versionId: input.version.id,
+    date: now.toISOString().slice(0, 10),
+    riskScore,
+    riskLevel,
+    forecastReleaseDate,
+    openBugCount: signals.criticalBugCount,
+    failedTestCount: signals.failedTestCount,
+    blockedCount: signals.blockedCount,
+    silentRiskCount: signals.silentRiskCount,
+    confidence,
+    createdAt: now.toISOString(),
+  });
 
   return {
     versionId: input.version.id,
@@ -280,27 +293,6 @@ function hasEstimate(item: DevTask | TestCase | Bug): boolean {
     || (typeof item.aiEstimateHours === 'number' && item.aiEstimateHours > 0);
 }
 
-function calcTrend(
-  currentScore: number,
-  snapshots: Array<{ riskScore: number; createdAt?: string; date?: string }>,
-): XiaobaoVersionRisk['trend'] {
-  if (snapshots.length === 0) {
-    return { direction: 'unknown', delta: 0, summary: '暂无历史快照。' };
-  }
-  const latest = [...snapshots].sort((a, b) => {
-    const aTime = parseDate(a.createdAt ?? a.date)?.getTime() ?? 0;
-    const bTime = parseDate(b.createdAt ?? b.date)?.getTime() ?? 0;
-    return bTime - aTime;
-  })[0];
-  const delta = clampScore(currentScore) - clampScore(latest.riskScore);
-  const direction = Math.abs(delta) < 5 ? 'flat' : delta > 0 ? 'up' : 'down';
-  const summary = direction === 'flat'
-    ? '风险基本持平。'
-    : direction === 'up'
-      ? `风险上升 ${delta} 分。`
-      : `风险下降 ${Math.abs(delta)} 分。`;
-  return { direction, delta, summary };
-}
 
 function getConfidenceLevel(confidence: number): XiaobaoConfidenceLevel {
   if (confidence >= 75) return 'high';