feat: support login

- migrate old API into typescript but not finished (only webLogin works now)
- seperate the logger of backend due to the shitty behavior of Flask (change logging level)

backend/database.py

@@ -1,11 +1,23 @@
-import config
 import sqlite3
-import utils
 import threading
-import logging
-import dt
 from typing import cast
 from pathlib import Path
+from dataclasses import dataclass
+from typing import Any
+
+import dt
+import utils
+import config
+from logger import LOGGER
+
+@dataclass(frozen=True)
+class ResponseBody:
+    success: bool
+    """True if this operation is successful, otherwise false."""
+    error: str
+    """The error message provided when operation failed."""
+    data: Any
+    """The payload provided when operation successed."""
 
 def SafeDatabaseOperation(func):
     def wrapper(self: 'CalendarDatabase', *args, **kwargs):
@@ -19,18 +31,18 @@ def SafeDatabaseOperation(func):
             except Exception as e:
                 self.cursor = None
                 if cfg.others.debug:
-                    logging.exception(e)
-                return (False, str(e), None)
+                    LOGGER.exception(e)
+                return ResponseBody(False, str(e), None)
 
             # do real data work
             try:
                 currentTime = utils.GetCurrentTimestamp()
                 if currentTime - self.latestClean > cfg.others.auto_token_clean_duration:
                     self.latestClean = currentTime
-                    logging.info('Cleaning outdated token...')
+                    LOGGER.info('Cleaning outdated token...')
                     self.tokenOper_clean()
 
-                result = (True, '', func(self, *args, **kwargs))
+                result = ResponseBody(True, '', func(self, *args, **kwargs))
                 self.cursor.close()
                 self.cursor = None
                 self.db.commit()
@@ -40,8 +52,8 @@ def SafeDatabaseOperation(func):
                 self.cursor = None
                 self.db.rollback()
                 if cfg.others.debug:
-                    logging.exception(e)
-                return (False, str(e), None)
+                    LOGGER.exception(e)
+                return ResponseBody(False, str(e), None)
 
     return wrapper
 
@@ -182,7 +194,12 @@ class CalendarDatabase:
 
     @SafeDatabaseOperation
     def common_webLogin(self, username, password, clientUa, clientIp):
-        self.cursor.execute('SELECT [name] FROM user WHERE [name] = ? AND [password] = ?;', (username, utils.ComputePasswordHash(password)))
+        LOGGER.debug(f'WebLogin Username: {username}')
+        LOGGER.debug(f'WebLogin Password: {password}')
+        passwordHash = utils.ComputePasswordHash(password)
+        LOGGER.debug(f'WebLogin Password Hash: {passwordHash}')
+
+        self.cursor.execute('SELECT [name] FROM user WHERE [name] = ? AND [password] = ?;', (username, passwordHash))
 
         if len(self.cursor.fetchall()) != 0:
             token = utils.GenerateToken(username)
@@ -553,8 +570,8 @@ class CalendarDatabase:
         argumentsList.append(_username)
         self.cursor.execute('UPDATE user SET {} WHERE [name] = ?;'.format(', '.join(sqlList)), 
         tuple(argumentsList))
-        logging.debug(cache)
-        logging.debug(tuple(argumentsList))
+        LOGGER.debug(cache)
+        LOGGER.debug(tuple(argumentsList))
         if self.cursor.rowcount != 1:
             raise Exception('Fail to update due to no matched rows or too much rows.')
         return True