first commit

models/emoji_db.py

@@ -0,0 +1,73 @@
+from models.connect_db import connect_db
+from models.logger import setup_logger
+
+logger = setup_logger()
+connection = connect_db()
+
+def update_description(emoji_uuid: str, description: str) -> bool:
+    """
+    更新表情包描述词
+
+    Args:
+        emoji_uuid: 表情包UUID
+        description: 新的描述词
+
+    Returns:
+        成功返回True，失败返回False
+    """
+    try:
+        sql = """
+            UPDATE emoji 
+            SET description = %s 
+            WHERE uuid = %s
+        """
+
+        params = (description, emoji_uuid)
+
+        with connection.cursor() as cursor:
+            affected_rows = cursor.execute(sql, params)
+
+            if affected_rows > 0:
+                logger.info(f"成功更新表情包描述，UUID: {emoji_uuid}")
+                return True
+            else:
+                logger.warning(f"未找到要更新的表情包，UUID: {emoji_uuid}")
+                return False
+
+    except Exception as e:
+        logger.error(f"更新表情包描述失败: {e}")
+        return False
+
+
+def check_emoji(uuid: str) -> bool:
+    """
+    检查UUID是否存在于emoji表中
+
+    Args:
+        uuid: 要检查的UUID字符串
+
+    Returns:
+        uuid 在数据库中存在则为 True，否则 False
+    """
+    # 参数验证
+    if not uuid or not isinstance(uuid, str):
+        logger.warning(f"无效的UUID参数: {uuid}")
+        return False
+
+    try:
+        with connection.cursor() as cursor:
+            # 执行查询
+            sql = "SELECT 1 FROM emoji WHERE uuid = %s LIMIT 1"
+            cursor.execute(sql, (uuid,))
+
+            # 如果查询到结果则返回True
+            result = cursor.fetchone()
+            return result is not None
+
+    except Exception as e:
+        logger.error(f"检查UUID失败: {uuid}, 错误: {e}")
+        return False
+
+if __name__ == "__main__":
+    record = check_emoji("ffe1663c-44e1-4719-a5ba-01485f70a87e")
+    print(record)