L318/code/transfer.py

import wx
import pymysql, time, threading
from MySQL import Make_bill, function


class Transfer(wx.App):
    def doClose(self, j):
        time.sleep(j)
        self.frame.Close()

    def __init__(self, YuanZhangH):
        self.YuanZhangH = YuanZhangH
        wx.App.__init__(self)
        self.frame = wx.Frame(parent=None, title='转 账', size=(535, 450),
                              style=wx.DEFAULT_FRAME_STYLE ^ wx.RESIZE_BORDER ^ wx.MAXIMIZE_BOX)

        panel = wx.Panel(self.frame, -1)
        panel.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBack)
        label_user = wx.StaticText(panel, -1, "账    号:", pos=(80, 160))
        label_pass = wx.StaticText(panel, -1, "转账金额:", pos=(80, 215))
        self.ZhangHao = wx.TextCtrl(panel, -1, size=(250, 35), pos=(140, 150))
        # style 为设置输入
        self.JinE = wx.TextCtrl(panel, -1, size=(250, 35), pos=(140, 205))

        self.YanZheng_button = wx.Button(panel, -1, "验证", size=(50, 35), pos=(400, 150))
        self.QueDing_button = wx.Button(panel, -1, "转        账", size=(80, 60), pos=(120, 280))
        self.QuXiao_button = wx.Button(panel, -1, "返        回", size=(80, 60), pos=(340, 280))

        self.YanZheng_button.SetBackgroundColour('#0a74f7')
        self.QueDing_button.SetBackgroundColour('#0a74f7')
        self.QuXiao_button.SetBackgroundColour('#0a74f7')

        self.Bind(wx.EVT_BUTTON, self.YanCard, self.YanZheng_button)

        self.Bind(wx.EVT_BUTTON, self.ZhuanZhang, self.QueDing_button)
        self.Bind(wx.EVT_BUTTON, self.QU, self.QuXiao_button)

        self.frame.Center()
        self.frame.Show(True)

    def show_message(self, word=""):
        dlg = wx.MessageDialog(None, word, u"错误", wx.YES_NO | wx.ICON_QUESTION)

        if dlg.ShowModal() == wx.ID_YES:
            # self.Close(True)
            pass
        dlg.Destroy()

    def show_check(self, word=""):
        dlg = wx.MessageDialog(None, word, u"提示", wx.YES_NO | wx.ICON_QUESTION)

        if dlg.ShowModal() == wx.ID_YES:
            # self.Close(True)
            pass
        dlg.Destroy()

    def QU(self, event):
        t = threading.Thread(target=self.doClose, args=(0.05,))
        t.start()
        jie = function.Jiemian(self.YuanZhangH)
        jie.MainLoop()

    def YanCard(self, event):
        z1 = self.ZhangHao.GetValue()
        sql = """select 持卡人姓名,card类型 from card where Card_Number ='%s' """ % (z1)
        if z1 != self.YuanZhangH:
            db = pymysql.connect(host="localhost", user="root",
                                 password="lwh20021210...", db="atm", port=3306)
            # 使用cursor()方法获取操作游标
            cur = db.cursor()
            try:
                cur.execute(sql)  # 执行sql语句
                results = cur.fetchall()  # 获取查询的所有记录
                # 返回值是一个元组的形式

                print(type(results))
                if results:
                    # print(type(results[0][0]))
                    # print(results[0][0])
                    stt = "持卡人姓名：" + results[0][0] + "     " + "银行类型：" + results[0][1]
                    self.show_check(stt)

                    print(results[0][0], "   ", results[0][1])
                else:
                    self.show_message(word='账号不存在')

            except Exception as e:
                db.rollback()


            finally:
                db.close()  # 关闭连接
        else:
            self.show_message(word="转账账号不能与自己相同")

    def ZhuanZhang(self, event):
        # 连接到本地数据库
        z1 = self.ZhangHao.GetValue()
        z2 = self.JinE.GetValue()
        YuanZhangH = self.YuanZhangH
        # sql = """ UPDATE card set 余额=余额+z2 WHERE Card_Number= '%s' """ % (z1)
        sql = "update card set 余额 = 余额+'{}' where Card_Number = '{}'".format(float(z2), z1)
        sql1 = "SELECT 余额 FROM card WHERE Card_Number = %s" % (z1)
        sql2 = "update card set 余额 = 余额-'{}' where Card_Number = '{}'".format(float(z2), YuanZhangH)
        if z1 != self.YuanZhangH:
            if z1 and z2:
                db = pymysql.connect(host="localhost", user="root",
                                     password="lwh20021210...", db="atm", port=3306)
                # 使用cursor()方法获取操作游标
                cur = db.cursor()
                try:
                    cur.execute(sql1)
                    results = cur.fetchall()
                    if results[0][0] >= float(z2):
                        cur.execute(sql)  # 执行sql语句
                        db.commit()
                        cur.execute(sql2)
                        db.commit()
                        Make_bill.Make_Bill(YuanZhangH, "转账", float(z2), z1)
                        self.show_check(word='转账成功')
                    else:
                        self.show_message(word='余额不足')

                except Exception as e:
                    db.rollback()


                finally:

                    db.close()  # 关闭连接
            else:
                self.show_message(word='账号和转账金额不能为空')
        else:
            self.show_message(word="转账账号不能与自己相同")

    def OnEraseBack(self, event):
        dc = event.GetDC()
        if not dc:
            dc = wx.ClientDC(self)
            rect = self.GetUpdateRegion().GetBox()
            dc.SetClippingRect(rect)
        dc.Clear()
        bmp = wx.Bitmap('img\\instagram.jpg')
        dc.DrawBitmap(bmp, 0, 0)

# if __name__=='__main__':
#     app = Transfer("62155504510128")
#     app.MainLoop()