add log

src/sim/event.py

@@ -0,0 +1,15 @@
+"""
+event class
+"""
+from dataclasses import dataclass
+
+from src.classes.calendar import Month, Year
+
+@dataclass
+class Event:
+    year: Year
+    month: Month
+    content: str
+
+    def __str__(self) -> str:
+        return f"{self.year}年{self.month}月: {self.content}"

src/sim/simulator.py

@@ -1,8 +1,10 @@
 from src.classes.calendar import Month, Year, next_month
+from src.classes.avatar import Avatar
+from src.sim.event import Event
 
 class Simulator:
     def __init__(self):
-        self.avatars = [] # list[Avatar]
+        self.avatars = {} # dict of int -> Avatar
         self.year = Year(1)
         self.month = Month.JANUARY
 
@@ -14,9 +16,21 @@ class Simulator:
         先结算多个角色间互相交互的事件。
         再去结算单个角色的事件。
         """
+        events = [] # list of Event
+        death_avatar_ids = [] # list of int
+
         # 结算角色行为
-        for avatar in self.avatars:
+        for avatar_id, avatar in self.avatars.items():
             avatar.act()
+            if avatar.death_by_old_age():
+                death_avatar_ids.append(avatar_id)
+                event = Event(self.year, self.month, f"{avatar.name} 老死了，时年{avatar.age.get_age()}岁")
+                events.append(event)
+        
+        for avatar_id in death_avatar_ids:
+            self.avatars.pop(avatar_id)
 
         # 最后结算年月
         self.month, self.year = next_month(self.month, self.year)
+
+        return events