优化效率

booklist_parse.py

@@ -13,9 +13,41 @@ def parse_books_plist(plist_path):
             'type': book.get('BKBookType', ''),
             'bookid': bk_id,
             'itemname': book.get('itemName', ''),
-            'path': book.get('path', '')
+            'path': book.get('path', ''),
+            'date': book.get('BKInsertionDate',''),
+            'updatedate': book.get('updateDate','')
         }
     return booksinfo
+import sqlite3
+import os
+
+def get_books_last_open(db_path='data/BKLibrary.sqlite'):
+    """
+    从BKLibrary.sqlite获取书籍最近打开时间
+    返回：defaultdict(dict)，bk_id为索引，包含最近打开时间
+    """
+    books_open = defaultdict(dict)
+    if not os.path.exists(db_path):
+        return books_open
+
+    try:
+        conn = sqlite3.connect(db_path)
+        cursor = conn.cursor()
+        # ZBKLIBRARYASSET表包含书籍信息
+        cursor.execute(''' SELECT ZASSETID, zlastopendate FROM ZBKLIBRARYASSET WHERE zlastopendate IS NOT NULL
+        ''')
+        rows = cursor.fetchall()
+        for row in rows:
+            asset_id, last_open = row
+            if asset_id:
+                books_open[asset_id] = {
+                    'last_open': last_open  # 苹果时间戳，基准时间为2001-01-01
+                }
+        conn.close()
+    except Exception as e:
+        print(f'警告: 读取BKLibrary.sqlite失败: {e}')
+    
+    return books_open
 
 if __name__ == '__main__':
     booksinfo = parse_books_plist('./data/Books.plist')
@@ -33,4 +65,12 @@ if __name__ == '__main__':
         pprint(v, sort_dicts=False, indent=2)
         print('-' * 60)
     '''
-
+  # 测试最近打开时间
+    print("\n【最近打开时间示例】")
+    books_open = get_books_last_open()
+    import datetime
+    for k, v in list(books_open.items())[:3]:
+        ts = v['last_open']
+        # 苹果时间戳，基准2001-01-01
+        dt = datetime.datetime(2001, 1, 1) + datetime.timedelta(seconds=ts)
+        print(f"{k}: {dt} (timestamp: {ts})")