123

111.py

@@ -0,0 +1,229 @@
+import tkinter as tk
+from tkinter import messagebox, simpledialog
+from datetime import datetime
+import mysql.connector
+
+conn = mysql.connector.connect(
+    host="localhost",
+    user="root",
+    password="root",
+    database="sys"
+)
+
+
+
+class ParkingLotManager:
+    def __init__(self):
+        self.conn = mysql.connector.connect(
+            host="localhost",
+            user="root",
+            password="root",
+            database="sys"
+        )
+        self.cursor = self.conn.cursor()
+
+        # 初始化时从数据库加载定价规则
+        self.load_pricing_rules_from_db()
+        self.parked_vehicles = {}  # 本地缓存，用于快速查询
+
+    def load_parked_vehicles_from_db(self):
+        """从数据库加载已停车辆"""
+        self.cursor.execute("SELECT license_plate, vehicle_type, entry_time FROM parked_vehicles")
+        parked_data = self.cursor.fetchall()
+        for plate, vehicle_type, entry_time in parked_data:
+            self.parked_vehicles[plate] = {
+                'vehicle': Vehicle(plate, vehicle_type),
+                'entry_time': datetime.strptime(entry_time, "%Y-%m-%d %H:%M:%S")
+            }
+
+    # 添加一个新方法用于初始化App时加载数据
+    def initialize_data_on_login(self):
+        self.load_parked_vehicles_from_db()
+        # 在ParkingSystemApp的__init__方法中调用加载数据的方法
+
+    def open_main_system(parking_manager):
+        main_system_window = tk.Toplevel(login_window)
+        main_system_window.title("停车场管理系统 - 主功能")
+
+        # 在创建ParkingSystemApp实例前，先初始化数据
+        parking_manager.initialize_data_on_login()
+
+        app = ParkingSystemApp(main_system_window, parking_manager)
+
+        main_system_window.protocol("WM_DELETE_WINDOW", lambda: [main_system_window.destroy(), login_window.destroy()])
+    def __init__(self, master, parking_manager):
+        # ...其他初始化代码...
+        parking_manager.load_parked_vehicles_from_db()
+        self.update_ui_vehicles()
+
+    def park_vehicle(self, vehicle):
+        # 除了现有逻辑，还需要在数据库中记录入场时间
+        sql = "INSERT INTO parked_vehicles (license_plate, vehicle_type, entry_time) VALUES (%s, %s, %s)"
+        val = (vehicle.get_license_plate(), vehicle.get_vehicle_type(), datetime.now())
+        self.cursor.execute(sql, val)
+        self.conn.commit()
+        self.parked_vehicles[vehicle.get_license_plate()] = {'vehicle': vehicle, 'entry_time': datetime.now()}
+
+    def unpark_vehicle(self, license_plate):
+        # 除了现有逻辑，更新数据库中的出场时间和费用
+        vehicle_info = self.parked_vehicles.get(license_plate)
+        if vehicle_info:
+            exit_time = datetime.now()
+            hours_parked = (exit_time - vehicle_info['entry_time']).total_seconds() / 3600
+            vehicle_type = vehicle_info['vehicle'].get_vehicle_type()
+            fee = self.pricing_rules[vehicle_type].calculate_fee(hours_parked)
+
+            sql_update = "UPDATE parked_vehicles SET exit_time=%s, total_fee=%s WHERE license_plate=%s"
+            val = (exit_time, fee, license_plate)
+            self.cursor.execute(sql_update, val)
+            self.conn.commit()
+
+            del self.parked_vehicles[license_plate]
+            return fee
+        else:
+            raise ValueError("Vehicle not found in the system.")
+
+
+
+
+
+class PricingRule:
+    def __init__(self, vehicle_type, hourly_rate, max_daily_rate=None):
+        self.vehicle_type = vehicle_type
+        self.hourly_rate = hourly_rate
+        self.max_daily_rate = max_daily_rate or float('inf')
+
+    def calculate_fee(self, hours_parked):
+        fee = hours_parked * self.hourly_rate
+        if self.max_daily_rate and fee > self.max_daily_rate:
+            return self.max_daily_rate
+        return fee
+
+class Vehicle:
+    def __init__(self, license_plate, vehicle_type):
+        self.license_plate = license_plate
+        self.vehicle_type = vehicle_type
+
+    def get_license_plate(self):
+        return self.license_plate
+
+    def get_vehicle_type(self):
+        return self.vehicle_type
+
+class ParkingLotManager:
+    def __init__(self):
+        self.pricing_rules = {}
+        self.parked_vehicles = {}
+
+    def add_pricing_rule(self, vehicle_type, hourly_rate, max_daily_rate=None):
+        self.pricing_rules[vehicle_type] = PricingRule(vehicle_type, hourly_rate, max_daily_rate)
+
+    def park_vehicle(self, vehicle):
+        self.parked_vehicles[vehicle.get_license_plate()] = {'vehicle': vehicle, 'entry_time': datetime.now()}
+
+    def unpark_vehicle(self, license_plate):
+        entry_time = self.parked_vehicles[license_plate]['entry_time']
+        parked_hours = (datetime.now() - entry_time).total_seconds() / 3600
+        vehicle_type = self.parked_vehicles[license_plate]['vehicle'].get_vehicle_type()
+
+        if vehicle_type in self.pricing_rules:
+            fee = self.pricing_rules[vehicle_type].calculate_fee(parked_hours)
+            del self.parked_vehicles[license_plate]
+            return fee
+        else:
+            raise ValueError("No pricing rule for this vehicle type.")
+
+class ParkingSystemApp:
+    def __init__(self, master, parking_manager):
+        self.master = master
+        self.parking_manager = parking_manager
+        master.title("停车场管理系统")
+
+        self.vehicle_listbox = tk.Listbox(master, width=50)
+        self.vehicle_listbox.pack(pady=10)
+
+        self.search_entry = tk.Entry(master)
+        self.search_entry.pack(pady=5)
+
+        tk.Button(master, text="查询车辆", command=self.search_vehicle).pack(side=tk.LEFT, padx=5)
+        tk.Button(master, text="录入入场", command=self.add_vehicle).pack(side=tk.LEFT, padx=5)
+        tk.Button(master, text="删除出场", command=self.remove_vehicle).pack(side=tk.LEFT, padx=5)
+        tk.Button(master, text="退出系统", command=self.quit_app).pack(side=tk.RIGHT, padx=5)
+
+        # 示例数据，实际应用中应从数据库读取
+        self.vehicles = ["ABC123", "XYZ789", "CDE456"]
+        self.update_ui_vehicles()
+
+    def update_ui_vehicles(self):
+        self.vehicle_listbox.delete(0, tk.END)
+        for plate in self.parking_manager.parked_vehicles.keys():
+            self.vehicle_listbox.insert(tk.END, plate)
+
+    def search_vehicle(self):
+        query = self.search_entry.get().strip()
+        if query:
+            self.vehicle_listbox.delete(0, tk.END)
+            for plate in self.parking_manager.parked_vehicles.keys():
+                if query.lower() in plate.lower():
+                    self.vehicle_listbox.insert(tk.END, plate)
+
+    def add_vehicle(self):
+        new_vehicle = simpledialog.askstring("录入车辆", "请输入车牌号:")
+        if new_vehicle and new_vehicle not in self.vehicles:
+            car = Vehicle(new_vehicle, "car")
+            parking_manager.park_vehicle(car)  # 假设park_vehicle方法已更新数据库
+            self.update_ui_vehicles()  # 添加车辆后立即刷新UI
+
+    def remove_vehicle(self):
+        selected = self.vehicle_listbox.curselection()
+        if selected:
+            plate = self.vehicle_listbox.get(selected[0])
+            fee = parking_manager.unpark_vehicle(plate)
+            messagebox.showinfo("停车费用", f"车辆 {plate} 的停车费用为：{fee}元")
+            self.update_ui_vehicles()  # 移除车辆后刷新UI
+
+    def quit_app(self):
+        self.master.destroy()
+
+def login_success(username_entry, password_entry, parking_manager):
+    expected_username = "1"
+    expected_password = "1"  # 这里设置具体的密码
+
+    entered_username = username_entry.get().strip()
+    entered_password = password_entry.get().strip()
+
+    if entered_username == expected_username and entered_password == expected_password:
+        login_window.withdraw()
+        open_main_system(parking_manager)
+    else:
+        messagebox.showerror("登录失败", "用户名或密码错误，请重试。")
+
+def open_main_system(parking_manager):
+    main_system_window = tk.Toplevel(login_window)
+    main_system_window.title("停车场管理系统 - 主功能")
+    app = ParkingSystemApp(main_system_window, parking_manager)
+
+    main_system_window.protocol("WM_DELETE_WINDOW", lambda: [main_system_window.destroy(), login_window.destroy()])
+
+# 初始化停车场管理器
+parking_manager = ParkingLotManager()
+parking_manager.add_pricing_rule("car", 2, 20)  # 小型车每小时2元，每日最高20元
+
+# 登录界面
+login_window = tk.Tk()
+login_window.title("停车场管理系统 - 登录")
+
+label_username = tk.Label(login_window, text="用户名:")
+label_username.pack()
+entry_username = tk.Entry(login_window)
+entry_username.pack()
+
+label_password = tk.Label(login_window, text="密码:")
+label_password.pack()
+entry_password = tk.Entry(login_window, show="*")
+entry_password.pack()
+
+button_login = tk.Button(login_window, text="登录", command=lambda: login_success(entry_username, entry_password, parking_manager))
+button_login.pack(pady=10)
+
+login_window.mainloop()

登入.py

@@ -1,109 +0,0 @@
-import tkinter as tk
-from tkinter import messagebox, Toplevel
-
-
-# 假设这是你的登录函数，现在增加成功登录后的逻辑
-def login_success():
-    global login_window
-    username = entry_username.get()
-    password = entry_password.get()
-
-    if username == "1" and password == "1":
-        # 隐藏登录窗口
-        login_window.withdraw()
-
-        # 打开新的窗口作为主功能页面
-        open_main_system()
-    else:
-        messagebox.showerror("登录失败", "用户名或密码错误，请重试。")
-
-
-def open_main_system():
-    # 主功能页面的实现
-    main_system_window = Toplevel(login_window)
-    main_system_window.title("停车场管理系统 - 主功能")
-
-    label_welcome = tk.Label(main_system_window, text="欢迎使用停车场管理系统！")
-    label_welcome.pack(pady=10)
-
-    class ParkingSystemApp:
-        def __init__(self, master):
-            self.master = master
-            master.title("停车场管理系统")
-
-            self.vehicle_listbox = tk.Listbox(master, width=50)
-            self.vehicle_listbox.pack(pady=10)
-
-            self.search_entry = tk.Entry(master)
-            self.search_entry.pack(pady=5)
-
-            tk.Button(master, text="查询车辆", command=self.search_vehicle).pack(side=tk.LEFT, padx=5)
-            tk.Button(master, text="录入入场", command=self.add_vehicle).pack(side=tk.LEFT, padx=5)
-            tk.Button(master, text="删除出场", command=self.remove_vehicle).pack(side=tk.LEFT, padx=5)
-            tk.Button(master, text="退出系统", command=self.quit_app).pack(side=tk.RIGHT, padx=5)
-
-            # 示例数据，实际应用中应从数据库读取
-            self.vehicles = ["ABC123", "XYZ789", "CDE456"]
-
-            # 初始加载车辆列表
-            for vehicle in self.vehicles:
-                self.vehicle_listbox.insert(tk.END, vehicle)
-
-        def search_vehicle(self):
-            query = self.search_entry.get().strip()
-            if query:
-                self.vehicle_listbox.delete(0, tk.END)
-                for vehicle in self.vehicles:
-                    if query.lower() in vehicle.lower():
-                        self.vehicle_listbox.insert(tk.END, vehicle)
-
-        def add_vehicle(self):
-            new_vehicle = simpledialog.askstring("录入车辆", "请输入车牌号:")
-            if new_vehicle and new_vehicle not in self.vehicles:
-                self.vehicles.append(new_vehicle)
-                self.vehicle_listbox.insert(tk.END, new_vehicle)
-
-        def remove_vehicle(self):
-            selected = self.vehicle_listbox.curselection()
-            if selected:
-                vehicle_to_remove = self.vehicle_listbox.get(selected[0])
-                confirm = messagebox.askyesno("确认删除", f"确定要删除车辆 {vehicle_to_remove}?")
-                if confirm:
-                    self.vehicles.remove(vehicle_to_remove)
-                    self.vehicle_listbox.delete(selected)
-
-        def quit_app(self):
-            self.master.destroy()
-
-    def main():
-        root = tk.Tk()
-        app = ParkingSystemApp(root)
-        root.mainloop()
-
-    if __name__ == "__main__":
-        main()
-    # 这里可以添加更多功能按钮和控件，如之前示例中的浏览、查询、录入、删除功能
-
-    # 注意：关闭此窗口时，可能需要同时关闭登录窗口
-    main_system_window.protocol("WM_DELETE_WINDOW", lambda: [main_system_window.destroy(), login_window.destroy()])
-
-
-# 原始登录界面的创建
-login_window = tk.Tk()
-login_window.title("停车场管理系统 - 登录")
-
-# 登录界面的元素定义...
-label_username = tk.Label(login_window, text="用户名:")
-label_username.pack()
-entry_username = tk.Entry(login_window)
-entry_username.pack()
-
-label_password = tk.Label(login_window, text="密码:")
-label_password.pack()
-entry_password = tk.Entry(login_window, show="*")
-entry_password.pack()
-
-button_login = tk.Button(login_window, text="登录", command=login_success)
-button_login.pack(pady=10)
-
-login_window.mainloop()