diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..53d245f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+toots.db
+.python-version
\ No newline at end of file
diff --git a/send.py b/send.py
index 82039a3..88d417d 100644
--- a/send.py
+++ b/send.py
@@ -1,30 +1,75 @@
 from mastodon import Mastodon
 from loguru import logger
 import random
+from peewee import *
 
+# 数据库配置
+db = SqliteDatabase('toots.db')
 
-# read all toots from file
-with open('toots.txt', 'r') as f:
-    toots = f.read().split('\n\n')
+# 定义 Toot 模型
+class Toot(Model):
+    content = TextField(unique=True)
+    sent = BooleanField(default=False)
 
+    class Meta:
+        database = db
 
+# Mastodon 配置
 access_token = 'your access token'
 instance = 'https://mastodon.social'
 mastodon_cli = Mastodon(
-  access_token=access_token, api_base_url=instance)
+    access_token=access_token, api_base_url=instance)
 
-#randomly choose a toot
-toot = random.choice(toots)
+def create_table():
+    with db:
+        db.create_tables([Toot])
+    logger.info("数据库表已创建")
 
-# post toot
-try:
-  mastodon_cli.toot(toot)
-  logger.info('Toot posted, %s' % toot)
-  # remove toot from file
-  with open('toots.txt', 'w') as f:
-    f.write('\n\n'.join(toots))
-  # record toot
-  with open('toots_sent.txt', 'a') as f:
-    f.write('\n\n' + toot)
-except Exception as e:
-  logger.error(e)
+def insert_toots():
+    with open('toots.txt', 'r', encoding='utf-8') as f:
+        content = f.read()
+    
+    toots = content.split('\n\n')
+    
+    with db.atomic():
+        for toot in toots:
+            if toot.strip():
+                Toot.get_or_create(content=toot.strip())
+    logger.info(f"已插入 {len(toots)} 条 toot")
+
+def get_random_toot():
+    unsent_toots = Toot.select().where(Toot.sent == False)
+    
+    if unsent_toots.count() == 0:
+        Toot.update(sent=False).execute()
+        unsent_toots = Toot.select().where(Toot.sent == False)
+        logger.info("所有 toot 已重置为未发送状态")
+    
+    return random.choice(unsent_toots) if unsent_toots.exists() else None
+
+def main():
+    create_table()
+    insert_toots()
+    
+    random_toot = get_random_toot()
+    if random_toot:
+        logger.info("随机选择的 toot:")
+        logger.info(random_toot.content)
+        
+        # 发送 toot
+        try:
+            mastodon_cli.toot(random_toot.content)
+            logger.success(f'Toot 已发送: {random_toot.content}')
+            
+            # 标记 toot 为已发送
+            random_toot.sent = True
+            random_toot.save()
+            logger.info("Toot 已标记为已发送")
+        except Exception as e:
+            logger.error(f"发送 toot 时出错: {e}")
+    else:
+        logger.warning("没有找到未发送的 toot，请确保数据库中有数据。")
+
+if __name__ == "__main__":
+    logger.add("cantonese.log")  # 添加文件日志
+    main()