增加登陆日志留存模块

@@ -27,6 +27,8 @@ from google import genai
 from google.genai import types
 import hashlib
 import pymysql
+import socket
+import requests
 from datetime import datetime
 
 
@@ -117,10 +119,12 @@ class LoginDialog(QDialog):
         # Username field
         username_label = QLabel("用户名")
         username_label.setObjectName("field_label")
+
         main_layout.addWidget(username_label)
 
         self.username_entry = QLineEdit()
         self.username_entry.setText(self.last_user)
+        self.username_entry.setFixedHeight(40)
         main_layout.addWidget(self.username_entry)
 
         main_layout.addSpacing(10)
@@ -132,6 +136,7 @@ class LoginDialog(QDialog):
 
         self.password_entry = QLineEdit()
         self.password_entry.setEchoMode(QLineEdit.Password)
+        self.password_entry.setFixedHeight(40)
 
         # Handle saved password placeholder
         if self.saved_password_hash:
@@ -159,6 +164,7 @@ class LoginDialog(QDialog):
         # Login button
         self.login_button = QPushButton("登录")
         self.login_button.setObjectName("login_button")
+        self.login_button.setFixedHeight(40)
         self.login_button.clicked.connect(self.on_login)
         main_layout.addWidget(self.login_button)
 
@@ -287,9 +293,13 @@ class LoginDialog(QDialog):
                         self.success = True
                         self.authenticated_user = username
                         self.current_password_hash = password_hash
+
+                        # 记录用户登录日志
+                        self.log_user_login(username)
+
                         self.accept()  # Close dialog with success
                     else:
-                        self.show_error("用户名或密码错误")
+                        self.show_error("用户名或密码错误，联系[柴进]重置密码")
                         self.password_entry.clear()
                         self.password_changed = False
                         self.login_button.setEnabled(True)
@@ -303,8 +313,96 @@ class LoginDialog(QDialog):
             self.show_error(f"认证失败: {str(e)}")
             self.login_button.setEnabled(True)
 
+    def get_local_ip(self):
+        """获取局域网IP地址"""
+        try:
+            # 尝试获取真实的局域网IP，而不是127.0.0.1
+            hostname = socket.gethostname()
+            local_ip = socket.gethostbyname(hostname)
+
+            # 如果获取到的是127.0.0.1，尝试连接外部地址获取本地IP
+            if local_ip.startswith('127.'):
+                # 创建一个UDP socket连接到公共DNS服务器
+                s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+                try:
+                    s.connect(('8.8.8.8', 80))
+                    local_ip = s.getsockname()[0]
+                except:
+                    pass
+                finally:
+                    s.close()
+
+            return local_ip
+        except:
+            return "127.0.0.1"
+
+    def get_public_ip(self):
+        """获取公网IP地址，失败返回None"""
+        try:
+            # 使用多个API作为备选
+            apis = [
+                'https://api.ipify.org',
+                'https://ifconfig.me',
+                'https://ipinfo.io/ip'
+            ]
+
+            for api in apis:
+                try:
+                    response = requests.get(api, timeout=3)
+                    if response.status_code == 200:
+                        public_ip = response.text.strip()
+                        # 简单验证IP格式
+                        if len(public_ip.split('.')) == 4 or ':' in public_ip:
+                            return public_ip
+                except:
+                    continue
+            return None
+        except:
+            return None
+
+    def get_device_name(self):
+        """获取设备名称"""
+        try:
+            return socket.gethostname()
+        except:
+            return "Unknown"
+
+    def log_user_login(self, username):
+        """静默记录用户登录日志，支持双IP"""
+        try:
+            local_ip = self.get_local_ip()
+            public_ip = self.get_public_ip()
+            device_name = self.get_device_name()
+
+            conn = pymysql.connect(
+                host=self.db_config['host'],
+                port=self.db_config.get('port', 3306),
+                user=self.db_config['user'],
+                password=self.db_config['password'],
+                database=self.db_config['database'],
+                connect_timeout=5
+            )
+
+            try:
+                with conn.cursor() as cursor:
+                    sql = """INSERT INTO nano_banana_user_log
+                             (user_name, local_ip, public_ip, device_name, login_time)
+                             VALUES (%s, %s, %s, %s, %s)"""
+                    cursor.execute(sql, (username, local_ip, public_ip, device_name, datetime.now()))
+                    conn.commit()
+            finally:
+                conn.close()
+
+        except Exception:
+            # 静默处理，不影响登录流程
+            pass
+
     def show_error(self, message):
-        """Display error message"""
+        """显示错误弹窗和标签"""
+        # 显示弹窗错误提示
+        QMessageBox.critical(self, "登录错误", message)
+
+        # 同时保留标签显示
         self.error_label.setText(message)
         self.error_label.setStyleSheet("QLabel { color: #ff3b30; }")