public static bool UsernameVerify(string username, bool isBuyer)
{
User user = MySQLDemo.FindUserByName(username, isBuyer);
if (user == null)
{
return(false);
}
return(true);
}
public static User CheckUser(string name, string pass, bool isBuyer)
{
User user = MySQLDemo.FindUserByName(name, isBuyer);
if (null == user)
{
return(null);
}
if (pass.Equals(user.Pass))
{
return(user);
}
return(null);
}
public static void SignUp()
{
string username;
string password;
string passAgain;
int idenKey;
bool isBuyer;
int autoId;
Console.Write("请输入用户名\n>>");
username = Console.ReadLine();
Console.Write("请输入密码\n>>");
password = ReadPassword();
Console.Write("再输入一次密码\n>>");
passAgain = ReadPassword();
idenKey = ChoiceGuide("1、买家 2、卖家", 1, 2);
isBuyer = (1 == idenKey ? true : false);
Console.WriteLine();
if (!passAgain.Equals(password))
{
Console.WriteLine("两次密码不一致");
SignUp();
return;
}
if (!StringRegular.RegularChecker(password, StringRegular.PASSWORD))
{
Console.WriteLine("密码格式不正确");
SignUp();
return;
}
if (MController.UsernameVerify(username, isBuyer))
{
Console.WriteLine("用户名已存在");
SignUp();
return;
}
MySQLDemo.InsertUser(username, password, isBuyer, out autoId);
Mostone.user = MySQLDemo.FindUserById(autoId, isBuyer);
}
public static void OrderHandleView(PurchaseMess pmess)
{
int choice;
choice = ChoiceGuide("1、发货 2、返回", 1, 2);
switch (choice)
{
case 1:
Seller seller = (Seller)Mostone.user;
seller.Saves += pmess.Nums * pmess.Price;
MySQLDemo.UpdateUser(seller);
pmess.PurState = "1";
MySQLDemo.UpdatePurMess(pmess);
break;
case 2:
return;
}
}
public static void SellerView()
{
int choice;
string input;
Goods good;
List <Goods> lgs = null;
Console.WriteLine("欢迎店长{0}", Mostone.user.Name);
while (true)
{
choice = ChoiceGuide("1、查看自属商品 2、查看所有商品 3、新增商品 4、修改商品信息 5、订单消息 6、查看账户 7、退出", 1, 7);
switch (choice)
{
case 1:
lgs = MySQLDemo.FindGoodsByOwner(Mostone.user);
if (null != lgs)
{
foreach (Goods gd in lgs)
{
if (0 == gd.Nums)
{
gd.IsSale = false;
MySQLDemo.UpdateGoods(gd);
}
}
}
DisplayList(lgs);
break;
case 2:
DisplayList(MySQLDemo.FindAllGoods());
break;
case 3:
good = InputGoodsMess(new Goods(Mostone.user.Id));
MySQLDemo.InserGoods(good);
break;
case 4:
while (true)
{
Console.Write("输入欲操作商品编号\n>>");
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM))
{
Console.WriteLine("输入有误");
continue;
}
good = MySQLDemo.FindGoodsById(int.Parse(input));
if (null == good)
{
Console.WriteLine("输入有误");
continue;
}
break;
}
good = InputGoodsMess(good);
MySQLDemo.UpdateGoods(good);
break;
case 5:
OrderView();
break;
case 6:
Console.WriteLine("余额为:{0}", Mostone.user.Saves);
break;
case 7:
Mostone.user = null;
return;
}
}
}
public static void OrderView()
{
int choice;
int temp;
string input;
bool flag = false;
PurchaseMess pmess = null;
List <PurchaseMess> lp;
lp = MySQLDemo.FindPurMessBySellerAndState((Seller)Mostone.user, "0");
while (true)
{
choice = ChoiceGuide("1、显示购买信息 2、查找购买信息 3、返回", 1, 3);
switch (choice)
{
case 1:
DisplayList(lp);
break;
case 2:
while (true)
{
Console.Write("输入商品编号\n>>");
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM))
{
Console.WriteLine("输入有误");
continue;
}
foreach (PurchaseMess p in lp)
{
if (int.Parse(input) == p.G_id)
{
flag = true;
}
}
if (!flag)
{
Console.WriteLine("无此在售商品编号");
continue;
}
temp = int.Parse(input);
break;
}
while (true)
{
Console.Write("输入指定信息的订单编号\n>>");
input = Console.ReadLine();
pmess = null;
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM))
{
Console.WriteLine("输入有误");
continue;
}
foreach (PurchaseMess p in lp)
{
if (temp == p.G_id && int.Parse(input) == p.O_id)
{
pmess = p;
}
}
if (null == pmess)
{
Console.WriteLine("输入有误");
continue;
}
break;
}
OrderHandleView(pmess);
lp = MySQLDemo.FindPurMessBySellerAndState((Seller)Mostone.user, "0");
break;
case 3:
return;
}
}
}
public static void BuyerView()
{
int choice;
int temp = 0;
int key;
string input;
Goods good;
Console.WriteLine("欢迎顾客{0}", Mostone.user.Name);
while (true)
{
choice = ChoiceGuide("1、浏览商品 2、购买商品 3、管理购物车 4、充值 5、查看余额 6、购买记录 7、退出", 1, 7);
switch (choice)
{
case 1:
DisplayList(MySQLDemo.FindAllGoods());
break;
case 2:
good = null;
while (true)
{
Console.Write("输入欲购买商品编号\n>>");
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM))
{
continue;
}
good = MySQLDemo.FindGoodsById(int.Parse(input));
if (null == good)
{
continue;
}
break;
}
while (true)
{
Console.Write("输入购买数量\n>>");
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM))
{
continue;
}
if (int.Parse(input) < 0 || int.Parse(input) > good.Nums)
{
continue;
}
break;
}
key = MController.IsContain(good);
if (key != -1)
{
temp = MController.GetTrolleyGoodsNums(good);
Mostone.trolley.Remove(key);
}
good.Nums = int.Parse(input) + temp;
Mostone.trolley.Add(Mostone.trolley.Count, good);
break;
case 3:
TrolleyHandleView();
break;
case 4:
Console.Write("输入要充值的金额\n>>");
while (true)
{
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM) ||
!StringRegular.RegularChecker(input, StringRegular.ISFLOAT))
{
Console.WriteLine("输入有误");
continue;
}
Mostone.user.Saves += double.Parse(input);
MySQLDemo.UpdateUser(Mostone.user);
break;
}
break;
case 5:
Console.WriteLine("余额为:{0}", Mostone.user.Saves);
break;
case 6:
DisplayList(MySQLDemo.FindPurMessByBuyer((Buyer)Mostone.user));
break;
case 7:
Mostone.user = null;
return;
}
}
}
public static void TrolleyHandleView()
{
int choice;
string input;
while (true)
{
choice = ChoiceGuide("1、查看购物车 2、删除商品 3、提交订单 4、返回", 1, 4);
switch (choice)
{
case 1:
DisplayTrolley();
break;
case 2:
while (true)
{
Console.Write("输入要删除的商品序号\n>>");
input = Console.ReadLine();
if (!StringRegular.RegularChecker(input, StringRegular.ALLNUM) ||
!Mostone.trolley.ContainsKey(int.Parse(input)))
{
Console.WriteLine("输入有误");
continue;
}
Mostone.trolley.Remove(int.Parse(input));
break;
}
break;
case 3:
int oid;
bool flag = true;
OrderList order = new OrderList(DateTime.Now);
List <PurchaseMess> purMess = new List <PurchaseMess>();
foreach (Goods good in Mostone.trolley.Values)
{
order.Summary += good.Price * good.Nums;
purMess.Add(MController.GeneratePurchase(good));
if (good.Nums > MySQLDemo.FindGoodsById(good.Id).Nums)
{
flag = false;
Console.WriteLine("{0}的商品{1}库存不足", good.S_id, good.Id);
}
}
if (Mostone.user.Saves < order.Summary)
{
Console.WriteLine("余额不足，请充值");
break;
}
if (!flag)
{
break;
}
Mostone.user.Saves -= order.Summary;
MySQLDemo.UpdateUser(Mostone.user);
MySQLDemo.InsertOrderList(order, out oid);
foreach (PurchaseMess pm in purMess)
{
pm.O_id = oid;
MySQLDemo.InsertPurchaseMess(pm);
Goods good = MySQLDemo.FindGoodsById(pm.G_id);
good.Nums -= pm.Nums;
MySQLDemo.UpdateGoods(good);
}
Mostone.trolley.Clear();
break;
case 4:
return;
}
}
}
