diff --git a/add_lines.py b/add_lines.py
index 7795494..c8a7f4a 100644
--- a/add_lines.py
+++ b/add_lines.py
@@ -1,3 +1,5 @@
+############################################################################################################
+# v0.0.1
 # import os
 
 # def add_lines_to_files(directory, lines_to_add):
@@ -15,10 +17,66 @@
 
 # add_lines_to_files(directory, lines_to_add)
 
+#############################################################################################################
+# v0.0.2
+# import os
 
+# def insert_lines_in_files(directory, lines_to_add):
+#     for filename in os.listdir(directory):
+#         filepath = os.path.join(directory, filename)
+#         if os.path.isfile(filepath):
+#             with open(filepath, 'r+', encoding='utf-8') as file:
+#                 content = file.readlines()
+#                 first_line = content[0].strip() if content else ''  # 获取原文的第一行，并去掉空白字符
+
+#                 # 去掉文件名的后缀名
+#                 file_name_without_ext = os.path.splitext(filename)[0]
+
+#                 # 生成新的内容
+#                 if len(lines_to_add) >= 2:
+#                     # new_lines = lines_to_add[:1] + [filename] + [f"{lines_to_add[2]} {first_line}"] + lines_to_add[3:]
+#                     new_lines = lines_to_add[:1] + [f"{lines_to_add[1]}  {file_name_without_ext}"] + lines_to_add[2:]
+#                 else:
+#                     new_lines = [filename, f"{first_line}"]  # 如果 lines_to_add 为空或长度不足，处理情况
+
+#                 # 将文件内容与新行结合
+#                 new_content = '\n'.join(new_lines) + '\n' + ''.join(content)
+                
+#                 # 回到文件开头，写入新内容
+#                 file.seek(0)
+#                 file.write(new_content)
+#                 # 截断文件以删除多余的内容
+#                 file.truncate()
+
+# # 示例用法
+# directory = r'C:\Users\anenvoy\Desktop\Payment_System'  # 修改为你的实际文件夹路径
+# lines_to_add = ['---', 'title: ','date: ','cover: /static/img/dccf965f.jpg','tags: eviwbh','categories: eviwbh','---']  
+# insert_lines_in_files(directory, lines_to_add)
+
+
+#############################################################################################################
+# v0.0.3
 import os
+import random
+from datetime import datetime, timedelta
+
+def random_date(start, end):
+    """
+    生成指定范围内的随机日期时间
+    :param start: 起始时间 (datetime)
+    :param end: 结束时间 (datetime)
+    :return: 随机生成的时间 (str)，格式为 'YYYY-MM-DD HH:MM:SS'
+    """
+    delta = end - start
+    random_seconds = random.randint(0, int(delta.total_seconds()))
+    random_datetime = start + timedelta(seconds=random_seconds)
+    return random_datetime.strftime('%Y-%m-%d %H:%M:%S')
 
 def insert_lines_in_files(directory, lines_to_add):
+    # 指定时间范围
+    start_date = datetime(2019, 1, 1)
+    end_date = datetime(2024, 9, 17)
+
     for filename in os.listdir(directory):
         filepath = os.path.join(directory, filename)
         if os.path.isfile(filepath):
@@ -29,9 +87,12 @@ def insert_lines_in_files(directory, lines_to_add):
                 # 去掉文件名的后缀名
                 file_name_without_ext = os.path.splitext(filename)[0]
 
+                # 生成随机时间
+                random_time = random_date(start_date, end_date)
+                lines_to_add[2] = f"date: {random_time}"
+
                 # 生成新的内容
                 if len(lines_to_add) >= 2:
-                    # new_lines = lines_to_add[:1] + [filename] + [f"{lines_to_add[2]} {first_line}"] + lines_to_add[3:]
                     new_lines = lines_to_add[:1] + [f"{lines_to_add[1]}  {file_name_without_ext}"] + lines_to_add[2:]
                 else:
                     new_lines = [filename, f"{first_line}"]  # 如果 lines_to_add 为空或长度不足，处理情况
@@ -46,6 +107,6 @@ def insert_lines_in_files(directory, lines_to_add):
                 file.truncate()
 
 # 示例用法
-directory = r'C:\Users\anenvoy\Desktop\notes'  # 修改为你的实际文件夹路径
-lines_to_add = ['---', 'title:','date:','tags:','categories:','---']  
+directory = r'C:\Users\anenvoy\Desktop\Payment_System'  # 修改为你的实际文件夹路径
+lines_to_add = ['---', 'title: ','date: ','cover: /static/img/dccf965f.jpg','tags: eviwbh','categories: eviwbh','---']  
 insert_lines_in_files(directory, lines_to_add)