Some refactoring of the new external files

history.py

@@ -1,11 +1,19 @@
 """Store matching history"""
 import os
+import time
 from schema import Schema, And, Use, Optional
+from typing import Protocol
 import matching
 
 FILE = "history.json"
 
 
+class Member(Protocol):
+    @property
+    def id(self) -> int:
+        pass
+
+
 class History():
     def __init__(self, data: dict):
         self.__dict__ = data
@@ -15,13 +23,31 @@ class History():
         return self.__dict__["groups"]
 
     @property
-    def matchees(self) -> dict:
+    def matchees(self) -> dict[str, dict]:
         return self.__dict__["matchees"]
 
     def save(self) -> None:
         """Save out the history"""
         matching.save(FILE, self.__dict__)
 
+    def save_groups_to_history(self, groups: list[list[Member]]) -> None:
+        """Save out the groups to the history file"""
+        ts = time.time()
+        for group in groups:
+            # Add the group
+            self.groups.append({
+                "ts": ts,
+                "matchees": list(m.id for m in group)
+            })
+            # Add the matches to the matchee data
+            for m in group:
+                matchee = self.matchees.get(str(m.id), {"matches": []})
+                for o in (o for o in group if o.id != m.id):
+                    matchee["matches"].append({"ts": ts, "id": o.id})
+                self.matchees[str(m.id)] = matchee
+
+        self.save()
+
 
 def load() -> History:
     """Load the history and validate it"""