import random from datetime import datetime import pymysql ''' import pymysql from PyQt5.QtGui import QStandardItem, QStandardItemModel account_list=[] password_list=[] db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('select cid,cpsw from customer') rows = cur.fetchall() for row in rows: account_list.append(row[0]) password_list.append(row[1]) print(account_list, password_list) db.commit() db.close() #error example: def login_in(self): account = self.ui.login_account.text() password = self.ui.login_psw.text() account_list = [] password_list = [] db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('select cid,cpsw from customer') rows = cur.fetchall() print(rows) for row in rows: account_list.append(row[0]) password_list.append(row[1]) print(account_list, password_list) db.commit() db.close() for i in range(len(account_list)): if len(account==0) or len(password==0): self.ui.stackedWidget.setCurrentIndex(2) if account == account_list[i] and password == password_list[i]: self.win = MainWindow() self.close() else: self.ui.stackedWidget.setCurrentIndex(5) ''' ''' def login_in(self): account = self.ui.login_account.text() password = self.ui.login_psw.text() # 检查输入框是否为空 if not account or not password: self.ui.stackedWidget.setCurrentIndex(2) # 设置当前页面索引为空输入错误页面 return account_list = [] password_list = [] try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('select cid, cpsw from customer') rows = cur.fetchall() db.close() except Exception as e: print(f"Database error: {e}") self.ui.stackedWidget.setCurrentIndex(2) # 设置为数据库错误页面（可以调整索引） return for row in rows: account_list.append(row[0]) password_list.append(row[1]) # 验证账号和密码 for i in range(len(account_list)): if account == account_list[i] and password == password_list[i]: # 假设密码是字符串 global user_now user_now = account self.win = MainWindow() self.win.show() # 显示新窗口 self.close() # 关闭当前窗口 return # 匹配成功，退出函数 # 如果没有匹配成功 self.ui.stackedWidget.setCurrentIndex(5) # 设置当前页面索引为账号或密码错误页面''' ''' def register_in(self): account = self.ui.register_account.text() password_1 = self.ui.register_psw.text() password_2 = self.ui.register_psw2.text() # 判断是否输入为空 if not account or not password_1 or not password_2: self.ui.stackedWidget.setCurrentIndex(2) # 设置当前页面索引为空输入错误页面 return # 判断账号是否已存在 try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('select cid from customer') rows = cur.fetchall() db.close() except Exception as e: print(f"Database error: {e}") self.ui.stackedWidget.setCurrentIndex(2) # 设置为数据库错误页面（可以调整索引） return # 提取所有现有账号 existing_accounts = [row[0] for row in rows] if account in existing_accounts: self.ui.stackedWidget.setCurrentIndex(3) # 设置当前页面索引为账号已存在错误页面 return # 判断两次输入密码是否正确 if password_1 == password_2: try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute(f"insert into customer(cid, cpsw) values('{account}', '{password_2}')") db.commit() # 提交事务 db.close() self.ui.stackedWidget.setCurrentIndex(4) # 设置当前页面索引为注册成功页面 except Exception as e: print(f"Database error: {e}") self.ui.stackedWidget.setCurrentIndex(2) # 设置为数据库错误页面 return else: self.ui.stackedWidget.setCurrentIndex(1) # 设置当前页面索引为密码不匹配错误页面 return ''' ''' def register_in(self): account=self.ui.register_account.text() password_1=self.ui.register_psw.text() password_2=self.ui.register_psw2.text() #判断是否输入为空 if not account or not password_1 or password_2: self.ui.stackedWidget.setCurrentIndex(2) # 设置当前页面索引为空输入错误页面 return #判断账号是否已存在 try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('select cid from customer') rows = cur.fetchall() db.close() except Exception as e: print(f"Database error: {e}") self.ui.stackedWidget.setCurrentIndex(2) # 设置为数据库错误页面（可以调整索引） return if account in rows: self.ui.stackedWidget.setCurrentIndex(3) return #判断两次输入密码是否正确 if password_1==password_2: self.ui.stackedWidget.setCurrentIndex(4) try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute(f"insert into customer(cid,cpsw) values('{account}','{password_2}')") db.close() except Exception as e: print(f"Database error: {e}") return else: self.ui.stackedWidget.setCurrentIndex(1) return ''' ''' def info_in(self): # 获取数据 data = self.connect_customer() # 创建模型 model = QStandardItemModel() # 设置列标题（根据你的表结构调整列标题） model.setHorizontalHeaderLabels(['身份证号', '用户名', '性别', '用户年龄', '电话号码', '户籍', '登录密码']) # 填充数据 for row in data: items = [QStandardItem(str(field)) for field in row] model.appendRow(items) # 获取你的 QTableView 控件（假设它的名字是 tableView） table_view = self.ui.tableView # 将模型设置为 QTableView 的模型 table_view.setModel(model) # 切换到包含 QTableView 的页面 self.ui.stackedWidget.setCurrentIndex(6) def generator_accid(): while True: accid = random.randint(10000, 99999) try: db = pymysql.connect(host='127.0.0.1', user='root', password='20021220', database='pybank') cur = db.cursor() cur.execute('SELECT * FROM account WHERE accid = %s', (accid,)) rows = cur.fetchone() if not rows: db.close() return accid else: print("Accid already exists. Generating a new one.") db.close() except Exception as e: print(f"Database error: {e}") return accid # 调用函数并打印结果 print(generator_accid()) '''