feat(history): 实现三模历史搜索、每日智能协同摘要与时间轴侧栏 (Phase P2)

web/src/api/chatDigest.ts

@@ -0,0 +1,43 @@
+import { DailyDigest } from '../types/workbench';
+
+export async function fetchDailyDigests(
+  sessionId: string,
+  from?: string,
+  to?: string
+): Promise<DailyDigest[]> {
+  const url = new URL('/api/v1/chat/digests', window.location.origin);
+  url.searchParams.set('session_id', sessionId);
+  if (from) url.searchParams.set('from', from);
+  if (to) url.searchParams.set('to', to);
+
+  const res = await fetch(url.toString(), {
+    method: 'GET',
+    headers: { Accept: 'application/json' },
+  });
+
+  if (!res.ok) {
+    throw new Error(`fetchDailyDigests failed: HTTP ${res.status}`);
+  }
+
+  return res.json();
+}
+
+export async function generateDailyDigest(
+  sessionId: string,
+  dayKey: string
+): Promise<{ queued: boolean; digest: DailyDigest }> {
+  const res = await fetch('/api/v1/chat/digests/generate', {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({
+      session_id: sessionId,
+      day_key: dayKey,
+    }),
+  });
+
+  if (!res.ok) {
+    throw new Error(`generateDailyDigest failed: HTTP ${res.status}`);
+  }
+
+  return res.json();
+}

web/src/api/chatSearch.ts

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+import { ChatSearchHit, ChatSearchMode } from '../types/workbench';
+
+export interface SearchChatMessagesParams {
+  sessionId: string;
+  q: string;
+  mode?: ChatSearchMode;
+  category?: string;
+  dateFrom?: string;
+  dateTo?: string;
+  limit?: number;
+}
+
+export async function searchChatMessages(params: SearchChatMessagesParams): Promise<ChatSearchHit[]> {
+  const url = new URL('/api/v1/chat/search', window.location.origin);
+  url.searchParams.set('session_id', params.sessionId);
+  url.searchParams.set('q', params.q);
+
+  if (params.mode) {
+    url.searchParams.set('mode', params.mode);
+  }
+  if (params.category && params.category !== 'all') {
+    url.searchParams.set('category', params.category);
+  }
+  if (params.dateFrom) {
+    url.searchParams.set('date_from', params.dateFrom);
+  }
+  if (params.dateTo) {
+    url.searchParams.set('date_to', params.dateTo);
+  }
+  if (params.limit) {
+    url.searchParams.set('limit', String(params.limit));
+  }
+
+  const res = await fetch(url.toString(), {
+    method: 'GET',
+    headers: { Accept: 'application/json' },
+  });
+
+  if (!res.ok) {
+    throw new Error(`searchChatMessages failed: HTTP ${res.status}`);
+  }
+
+  return res.json();
+}