Update story summary recall and prompt

modules/story-summary/data/store.js

@@ -5,10 +5,11 @@ import { getContext, saveMetadataDebounced } from "../../../../../../extensions.
 import { chat_metadata } from "../../../../../../../script.js";
 import { EXT_ID } from "../../../core/constants.js";
 import { xbLog } from "../../../core/debug-core.js";
-import { clearEventVectors, deleteEventVectorsByIds } from "../vector/chunk-store.js";
-import { clearEventTextIndex } from '../vector/text-search.js';
+import { clearEventVectors, deleteEventVectorsByIds } from "../vector/storage/chunk-store.js";
+import { clearEventTextIndex } from '../vector/retrieval/text-search.js';
 
 const MODULE_ID = 'summaryStore';
+const FACTS_LIMIT_PER_SUBJECT = 10;
 
 // ═══════════════════════════════════════════════════════════════════════════
 // 基础存取
@@ -125,32 +126,26 @@ function getNextFactId(existingFacts) {
 export function mergeFacts(existingFacts, updates, floor) {
     const map = new Map();
 
-    // 加载现有 facts
     for (const f of existingFacts || []) {
         if (!f.retracted) {
             map.set(factKey(f), f);
         }
     }
 
-    // 获取下一个 ID
     let nextId = getNextFactId(existingFacts);
 
-    // 应用更新
     for (const u of updates || []) {
         if (!u.s || !u.p) continue;
 
         const key = factKey(u);
 
-        // 删除操作
         if (u.retracted === true) {
             map.delete(key);
             continue;
         }
 
-        // 无 o 则跳过
         if (!u.o || !String(u.o).trim()) continue;
 
-        // 覆盖或新增
         const existing = map.get(key);
         const newFact = {
             id: existing?.id || `f-${nextId++}`,
@@ -158,14 +153,13 @@ export function mergeFacts(existingFacts, updates, floor) {
             p: u.p.trim(),
             o: String(u.o).trim(),
             since: floor,
+            _isState: existing?._isState ?? !!u.isState,
         };
 
-        // 关系类保留 trend
         if (isRelationFact(newFact) && u.trend) {
             newFact.trend = u.trend;
         }
 
-        // 保留原始 _addedAt（如果是更新）
         if (existing?._addedAt != null) {
             newFact._addedAt = existing._addedAt;
         } else {
@@ -175,9 +169,28 @@ export function mergeFacts(existingFacts, updates, floor) {
         map.set(key, newFact);
     }
 
-    return Array.from(map.values());
+    const factsBySubject = new Map();
+    for (const f of map.values()) {
+        if (f._isState) continue;
+        const arr = factsBySubject.get(f.s) || [];
+        arr.push(f);
+        factsBySubject.set(f.s, arr);
+    }
+
+    const toRemove = new Set();
+    for (const arr of factsBySubject.values()) {
+        if (arr.length > FACTS_LIMIT_PER_SUBJECT) {
+            arr.sort((a, b) => (a._addedAt || 0) - (b._addedAt || 0));
+            for (let i = 0; i < arr.length - FACTS_LIMIT_PER_SUBJECT; i++) {
+                toRemove.add(factKey(arr[i]));
+            }
+        }
+    }
+
+    return Array.from(map.values()).filter(f => !toRemove.has(factKey(f)));
 }
 
+
 // ═══════════════════════════════════════════════════════════════════════════
 // 旧数据迁移
 // ═══════════════════════════════════════════════════════════════════════════