feature:补签功能上线。

db/sign_in.py

@@ -61,4 +61,76 @@ class SignInDB(BaseDBOperator):
         VALUES (%s, %s, %s, %s, %s, %s)
         """
         params = (wx_id, group_id, wx_nick_name, points, sign_time, streak)
-        return self.execute_update(sql, params)
+        return self.execute_update(sql, params)
+    
+    def update_sign_record_with_last_date(self, wx_id: str, group_id: str, wx_nick_name: str, 
+                      points_to_add: int, sign_time: datetime, streak: int, last_sign_date: datetime) -> bool:
+        """更新签到记录，包括上次签到日期"""
+        sql = """
+        UPDATE t_sign_record 
+        SET wx_nick_name = %s, points = points + %s, 
+            sign_stat = %s, signin_streak = %s,
+            last_sign_date = %s, update_time = %s
+        WHERE wx_id = %s AND group_id = %s
+        """
+        try:
+            with self._get_db_connection() as conn:
+                with conn.cursor() as cursor:
+                    cursor.execute(sql, (
+                        wx_nick_name, points_to_add, 
+                        sign_time, streak,
+                        last_sign_date, datetime.now(),
+                        wx_id, group_id
+                    ))
+                    conn.commit()
+                    return True
+        except mysql.connector.Error as e:
+            self.LOG.error(f"更新签到记录失败: {e}")
+            return False
+    
+    def create_sign_record_with_last_date(self, wx_id: str, group_id: str, wx_nick_name: str,
+                      points: int, sign_time: datetime, streak: int, last_sign_date: datetime) -> bool:
+        """创建新的签到记录，包括上次签到日期"""
+        sql = """
+        INSERT INTO t_sign_record 
+        (wx_id, group_id, wx_nick_name, points, sign_stat, signin_streak, last_sign_date, create_time, update_time)
+        VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s)
+        """
+        try:
+            with self._get_db_connection() as conn:
+                with conn.cursor() as cursor:
+                    cursor.execute(sql, (
+                        wx_id, group_id, wx_nick_name,
+                        points, sign_time, streak, last_sign_date,
+                        datetime.now(), datetime.now()
+                    ))
+                    conn.commit()
+                    return True
+        except mysql.connector.Error as e:
+            self.LOG.error(f"创建签到记录失败: {e}")
+            return False
+    
+    def update_makeup_sign(self, wx_id: str, group_id: str, wx_nick_name: str, 
+                      points_to_add: int, sign_time: datetime, streak: int, last_sign_date: datetime) -> bool:
+        """更新补签记录，专门处理今天已签到的情况"""
+        sql = """
+        UPDATE t_sign_record 
+        SET wx_nick_name = %s, points = points + %s, 
+            signin_streak = %s, last_sign_date = %s, 
+            update_time = %s
+        WHERE wx_id = %s AND group_id = %s
+        """
+        try:
+            with self._get_db_connection() as conn:
+                with conn.cursor() as cursor:
+                    cursor.execute(sql, (
+                        wx_nick_name, points_to_add, 
+                        streak, last_sign_date,
+                        datetime.now(),
+                        wx_id, group_id
+                    ))
+                    conn.commit()
+                    return True
+        except mysql.connector.Error as e:
+            self.LOG.error(f"更新补签记录失败: {e}")
+            return False