调整衰减函数

konabot/docs/concepts/罗文.txt

@@ -0,0 +1,2 @@
+关于罗文和洛温：
+    AdoreLowen 希望和洛温阿特金森区分，所以最好就不要叫他洛温了！此方 BOT 会在一些群提醒叫错了的人。

konabot/plugins/fortune/__init__.py

@@ -31,7 +31,7 @@ evt_collector = on_message(rule=is_collect_target)
 @evt_collector.handle()
 async def _(msg: UniMsg):
     txt = msg.extract_plain_text()
-    if len(txt) > 50:
+    if len(txt) > 50 or not txt.strip():
         return
     if txt.startswith("说点怪话") or txt.startswith("说些怪话") or txt.startswith("怪话过滤"):
         return

konabot/plugins/fortune/random_text_record.py

@@ -1,10 +1,17 @@
 import base64
+import math
 import random
 import time
 
 from pathlib import Path
 
 
+def dec_func(t: float) -> float:
+    if t < 86400:
+        return 0.5 * (1 + math.tanh(t / 43200 - 1))
+    return math.exp(-0.00000043 * (t - 86400))
+
+
 class RandomTextManager:
     _cache: list[tuple[float, str]]
 
@@ -55,7 +62,8 @@ class RandomTextManager:
 
         for ts, cn in self._cache:
             contents.append(cn)
-            weights.append((abs(now - ts) + 0.01) ** (-1))
+            # weights.append((abs(now - ts) + 0.01) ** (-1))
+            weights.append(dec_func(now - ts))
 
         return random.choices(contents, weights)[0]
 

konabot/plugins/man/__init__.py

@@ -53,7 +53,7 @@ async def _(
     if doc is None:
         # 检索模式
         if section is None:
-            section_set = {1}
+            section_set = {1, 7}
         else:
             section_set = {section}
         if 1 in section_set and is_admin(event):