diff --git a/heatmap.py b/heatmap.py
index 3a30919..deded34 100644
--- a/heatmap.py
+++ b/heatmap.py
@@ -7,6 +7,7 @@ from mastodon import Mastodon
 import pytz
 import time
 import os
+import datetime
 
 # logging.basicConfig(filename='/home/captain/dev/log/heatmap.log', level=logging.INFO)
 # logger = logging.getLogger('/home/captain/dev/log/heatmap.log')
@@ -29,6 +30,28 @@ if os.path.exists(fn):
     date_, count = data_.split(' ')
     date.append(date_)
     data.append(int(count))
+  me = client.me()
+  tl = client.account_statuses(me.id)
+  zh = pytz.timezone('Asia/Shanghai')
+
+  while tl:
+    print(tl[0].created_at)
+    break_flag = False
+    for status in tl:
+      date_ = status.created_at.astimezone(zh).date().strftime('%Y-%m-%d')
+      yesterday = datetime.datetime.now(pytz.timezone('Asia/Shanghai')).date() - datetime.timedelta(days=1)
+      # break if date is not yesterday
+      if date_ != yesterday.strftime('%Y-%m-%d'):
+        break_flag = True
+        break
+      if date_ not in date:
+        date.append(date_)
+        data.append(0)
+      data[date.index(date_)] += 1
+    if break_flag:
+      break
+    time.sleep(1)
+    tl = client.fetch_next(tl)
 
 else:
   # init
@@ -47,17 +70,17 @@ else:
     time.sleep(1)
     tl = client.fetch_next(tl)
 
-  # write to file
-  with open(fn, 'w') as f:
-    for i in range(len(date)):
-      f.write(date[i] + ' ' + str(data[i]) + '\n')
-    f.close()
+# write to file
+with open(fn, 'w') as f:
+  for i in range(len(date)):
+    f.write(date[i] + ' ' + str(data[i]) + '\n')
+  f.close()
 
 cleaned_date, cleaned_data = july.utils.preprocess_inputs(date, data)
-july.heatmap(cleaned_date, cleaned_data, title='', cmap="BuGn")
+july.heatmap(cleaned_date, cleaned_data, cmap="BuGn")
 
 img_path = './heatmap.png'
-plt.savefig(img_path)
+plt.savefig(img_path, bbox_inches='tight')
 
 # upload image to mastodon
 media = client.media_post(img_path)