diff --git a/.github/run.yml b/.github/run.yml
new file mode 100644
index 0000000..3992232
--- /dev/null
+++ b/.github/run.yml
@@ -0,0 +1,49 @@
+name: CheckHomeworks
+on:
+  workflow_dispatch:
+  push:
+  pull_request:
+  watch:
+    types: [ started ]
+  schedule:
+    - cron: 45 22 * * *
+
+jobs:
+  HomeworkCheck:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: 'Set python'
+      uses: actions/setup-python@v1
+      with:
+          python-version: '3.9.7'
+    - name: 'Install dependencies'
+      run: python3 -m pip install --upgrade pip
+
+    - name: 'install libs'
+      run: pip3 install requests 
+
+    - name: StratCheckHomework
+      env:
+      ZJU_USERNAME: ${{ secrets.ZJU_USERNAME }}
+      ZJU_PASSWORD: ${{ secrets.ZJU_PASSWORD }}
+
+      DD_BOT_SECRET: ${{ secrets.DD_BOT_SECRET }}
+      DD_BOT_TOKEN: ${{ secrets.DD_BOT_TOKEN }}
+
+      FSKEY: ${{ secrets.FSKEY }}
+
+      PUSH_PLUS_TOKEN: ${{ secrets.PUSH_PLUS_TOKEN }}
+      PUSH_PLUS_USER: ${{ secrets.PUSH_PLUS_USER }}
+
+      PUSH_KEY: ${{ secrets.PUSH_KEY }}
+
+      TG_BOT_TOKEN: ${{ secrets.TG_BOT_TOKEN }}
+      TG_USER_ID: ${{ secrets.TG_USER_ID }}
+      TG_PROXY_HOST: ${{ secrets.TG_PROXY_HOST }}
+      TG_PROXY_PORT: ${{ secrets.TG_PROXY_PORT }}
+      TG_PROXY_AUTH: ${{ secrets.TG_PROXY_AUTH }}
+
+      run: python3 GetDDL.py
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9fe17bc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,129 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
\ No newline at end of file
diff --git a/GetDDL.py b/GetDDL.py
new file mode 100644
index 0000000..0422f21
--- /dev/null
+++ b/GetDDL.py
@@ -0,0 +1,111 @@
+import datetime
+import os
+from threading import Thread
+import requests
+import re
+import time 
+from notify import console, dingding, pushplus, feishu,serverj,telegram
+class LoginError(Exception):
+    """Login Exception"""
+    pass
+
+class ZJULogin(object):
+    """
+    Attributes:
+        username: (str) 浙大统一认证平台用户名（一般为学号）
+        password: (str) 浙大统一认证平台密码
+        sess: (requests.Session) 统一的session管理
+    """
+    headers = {
+        'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36',
+    }
+    BASE_URL = "https://courses.zju.edu.cn/api/todos?no-intercept=true"
+    LOGIN_URL = "https://zjuam.zju.edu.cn/cas/login?service=http%3A%2F%2Fservice.zju.edu.cn%2F"
+
+    def __init__(self, username, password):
+        self.username = username
+        self.password = password
+        self.sess = requests.Session()
+
+    def login(self):
+        """Login to ZJU platform"""
+        res = self.sess.get(self.LOGIN_URL)
+        execution = re.search(
+            'name="execution" value="(.*?)"', res.text).group(1)
+        res = self.sess.get(
+            url='https://zjuam.zju.edu.cn/cas/v2/getPubKey').json()
+        n, e = res['modulus'], res['exponent']
+        encrypt_password = self._rsa_encrypt(self.password, e, n)
+
+        data = {
+            'username': self.username,
+            'password': encrypt_password,
+            'execution': execution,
+            '_eventId': 'submit',
+            "authcode": ""
+        }
+        res = self.sess.post(url=self.LOGIN_URL, data=data)
+        # check if login successfully
+        if '用户名或密码错误' in res.content.decode():
+            raise LoginError('登录失败，请核实账号密码重新登录')
+        print("统一认证平台登录成功~")
+        return self.sess
+
+    def _rsa_encrypt(self, password_str, e_str, M_str):
+        password_bytes = bytes(password_str, 'ascii')
+        password_int = int.from_bytes(password_bytes, 'big')
+        e_int = int(e_str, 16)
+        M_int = int(M_str, 16)
+        result_int = pow(password_int, e_int, M_int)
+        return hex(result_int)[2:].rjust(128, '0')
+
+
+class getdll(ZJULogin):
+    """
+    Attributes:
+        get请求"https://courses.zju.edu.cn/api/todos?no-intercept=true" 返回列表
+
+    """
+    def __init__(self, username, password):
+        super().__init__(username, password)
+        self.login()
+    def getddl(self):
+        res = self.sess.get(self.BASE_URL)
+        try:
+            res = res.json()['todo_list']
+            for event in res:
+                self.compare(event)
+        except:
+            raise LoginError('获取数据失败')
+    def compare(self,event):
+        daynow = time.strftime('%Y-%m-%d',time.localtime(time.time()))
+        timenow = time.strftime('%H:%M',time.localtime(time.time()))
+
+        endtime = re.findall('(.*)T(.*?):00Z', event.get('end_time'))[0]
+        endday,endhour = datetime.datetime.strptime(endtime[0], '%Y-%m-%d'),datetime.datetime.strptime(endtime[1], '%H:%M')
+        
+        dayleft = (endday-datetime.datetime.strptime(daynow, '%Y-%m-%d')).days 
+        hourleft = (endhour-datetime.datetime.strptime(timenow, '%H:%M')).seconds/3600
+
+        self.reminder(event.get('course_name')+' 的作业 '+ event.get('title')+ ' : 剩余时间'+str(dayleft)+'天')
+        if dayleft == 0 and hourleft > 0:
+            self.reminder(event.get('course_name')+'的'+ event.get('title')+ ''+str(round(hourleft))+'小时')
+            self.reminder('死到临头啦同学')
+
+    def reminder(self,content):
+        remind_func = [console.console, pushplus.pushplus_bot,dingding.dingding_bot,feishu.feishu_bot,serverj.serverJ,telegram.telegram_bot]
+        title = '浙大统一认证平台提醒您:'
+        threads = []
+        for func in remind_func:
+            t = Thread(target=func, args=(title,content))
+            threads.append(t)
+            t.start()
+            t.join()
+        
+    def run(self):
+        self.getddl()
+
+if __name__ == '__main__':
+    username = os.getenv('ZJU_USERNAME')
+    password = os.getenv('ZJU_PASSWORD')
+    getdll(username, password).run()
\ No newline at end of file
diff --git a/notify/console.py b/notify/console.py
new file mode 100644
index 0000000..1f71048
--- /dev/null
+++ b/notify/console.py
@@ -0,0 +1,6 @@
+
+def console(title: str, content: str) -> None:
+    """
+    使用 控制台 推送消息。
+    """
+    print(f"{title}\n\n{content}")
diff --git a/notify/dingding.py b/notify/dingding.py
new file mode 100644
index 0000000..d35db8b
--- /dev/null
+++ b/notify/dingding.py
@@ -0,0 +1,38 @@
+
+import base64
+import hashlib
+import hmac
+import json
+import os
+import time
+import requests
+import urllib3
+
+def dingding_bot(title: str, content: str) -> None:
+    """
+    使用 钉钉机器人 推送消息。
+    """
+    if not os.getenv("DD_BOT_SECRET") or not os.getenv("DD_BOT_TOKEN"):
+        pass
+        return
+    print("钉钉机器人 服务启动")
+
+    timestamp = str(round(time.time() * 1000))
+    secret_enc = os.getenv("DD_BOT_SECRET").encode("utf-8")
+    string_to_sign = "{}\n{}".format(timestamp, os.getenv("DD_BOT_SECRET"))
+    string_to_sign_enc = string_to_sign.encode("utf-8")
+    hmac_code = hmac.new(
+        secret_enc, string_to_sign_enc, digestmod=hashlib.sha256
+    ).digest()
+    sign = urllib3.parse.quote_plus(base64.b64encode(hmac_code))
+    url = f'https://oapi.dingtalk.com/robot/send?access_token={os.getenv("DD_BOT_TOKEN")}&timestamp={timestamp}&sign={sign}'
+    headers = {"Content-Type": "application/json;charset=utf-8"}
+    data = {"msgtype": "text", "text": {"content": f"{title}\n\n{content}"}}
+    response = requests.post(
+        url=url, data=json.dumps(data), headers=headers, timeout=15
+    ).json()
+
+    if not response["errcode"]:
+        print("钉钉机器人 推送成功！")
+    else:
+        print("钉钉机器人 推送失败！")
\ No newline at end of file
diff --git a/notify/feishu.py b/notify/feishu.py
new file mode 100644
index 0000000..5f8015b
--- /dev/null
+++ b/notify/feishu.py
@@ -0,0 +1,22 @@
+import json
+import os
+import requests
+
+
+def feishu_bot(title: str, content: str) -> None:
+    """
+    使用 飞书机器人 推送消息。
+    """
+    if not os.getenv("FSKEY"):
+        pass
+        return
+    print("飞书 服务启动")
+
+    url = f'https://open.feishu.cn/open-apis/bot/v2/hook/{os.getenv("FSKEY")}'
+    data = {"msg_type": "text", "content": {"text": f"{title}\n\n{content}"}}
+    response = requests.post(url, data=json.dumps(data)).json()
+
+    if response.get("StatusCode") == 0:
+        print("飞书 推送成功！")
+    else:
+        print("飞书 推送失败！错误信息如下：\n", response)
\ No newline at end of file
diff --git a/notify/pushplus.py b/notify/pushplus.py
new file mode 100644
index 0000000..cc1abda
--- /dev/null
+++ b/notify/pushplus.py
@@ -0,0 +1,38 @@
+import json
+import os
+import requests
+
+def pushplus_bot(title: str, content: str) -> None:
+    """
+    通过 push+ 推送消息。
+    """
+    if not os.getenv("PUSH_PLUS_TOKEN"):
+        pass
+        return
+    print("PUSHPLUS 服务启动")
+
+    url = "http://www.pushplus.plus/send"
+    data = {
+        "token": os.getenv("PUSH_PLUS_TOKEN"),
+        "title": title,
+        "content": content,
+        "topic": os.getenv("PUSH_PLUS_USER"),
+    }
+    body = json.dumps(data).encode(encoding="utf-8")
+    headers = {"Content-Type": "application/json"}
+    response = requests.post(url=url, data=body, headers=headers).json()
+
+    if response["code"] == 200:
+        print("PUSHPLUS 推送成功！")
+
+    else:
+
+        url_old = "http://pushplus.hxtrip.com/send"
+        headers["Accept"] = "application/json"
+        response = requests.post(url=url_old, data=body, headers=headers).json()
+
+        if response["code"] == 200:
+            print("PUSHPLUS(hxtrip) 推送成功！")
+
+        else:
+            print("PUSHPLUS 推送失败！")
\ No newline at end of file
diff --git a/notify/serverj.py b/notify/serverj.py
new file mode 100644
index 0000000..55f69f1
--- /dev/null
+++ b/notify/serverj.py
@@ -0,0 +1,23 @@
+import os
+import requests
+
+def serverJ(title: str, content: str) -> None:
+    """
+    通过 serverJ 推送消息。
+    """
+    if not os.getenv("PUSH_KEY"):
+        pass
+        return
+    print("serverJ 服务启动")
+
+    data = {"text": title, "desp": content.replace("\n", "\n\n")}
+    if os.getenv("PUSH_KEY").index("SCT") != -1:
+        url = f'https://sctapi.ftqq.com/{os.getenv("PUSH_KEY")}.send'
+    else:
+        url = f'https://sc.ftqq.com/${os.getenv("PUSH_KEY")}.send'
+    response = requests.post(url, data=data).json()
+
+    if response.get("errno") == 0 or response.get("code") == 0:
+        print("serverJ 推送成功！")
+    else:
+        print(f'serverJ 推送失败！错误码：{response["message"]}')
diff --git a/notify/telegram.py b/notify/telegram.py
new file mode 100644
index 0000000..7b692fb
--- /dev/null
+++ b/notify/telegram.py
@@ -0,0 +1,46 @@
+import os
+import requests
+
+def telegram_bot(title: str, content: str) -> None:
+    """
+    使用 telegram 机器人 推送消息。
+    """
+    if not os.getenv("TG_BOT_TOKEN") or not os.getenv("TG_USER_ID"):
+        pass
+        return
+    print("tg 服务启动")
+
+    if os.getenv("TG_API_HOST"):
+        url = f"https://{os.getenv('TG_API_HOST')}/bot{os.getenv('TG_BOT_TOKEN')}/sendMessage"
+    else:
+        url = (
+            f"https://api.telegram.org/bot{os.getenv('TG_BOT_TOKEN')}/sendMessage"
+        )
+    headers = {"Content-Type": "application/x-www-form-urlencoded"}
+    payload = {
+        "chat_id": str(os.getenv("TG_USER_ID")),
+        "text": f"{title}\n\n{content}",
+        "disable_web_page_preview": "true",
+    }
+    proxies = None
+    if os.getenv("TG_PROXY_HOST") and os.getenv("TG_PROXY_PORT"):
+        if os.getenv("TG_PROXY_AUTH") is not None and "@" not in os.getenv(
+            "TG_PROXY_HOST"
+        ):
+            os.getenv["TG_PROXY_HOST"] = (
+                os.getenv("TG_PROXY_AUTH")
+                + "@"
+                + os.getenv("TG_PROXY_HOST")
+            )
+        proxyStr = "http://{}:{}".format(
+            os.getenv("TG_PROXY_HOST"), os.getenv("TG_PROXY_PORT")
+        )
+        proxies = {"http": proxyStr, "https": proxyStr}
+    response = requests.post(
+        url=url, headers=headers, params=payload, proxies=proxies
+    ).json()
+
+    if response["ok"]:
+        print("tg 推送成功！")
+    else:
+        print("tg 推送失败！")
\ No newline at end of file
diff --git a/pic/logo.png b/pic/logo.png
new file mode 100644
index 0000000..224a02b
Binary files /dev/null and b/pic/logo.png differ
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..e69de29