private void Trade(int mode)
{
ShopItemBean shopItem = (ShopItemBean)listBoxShopItems.SelectedItem;
if (shopItem == null)
{
MessageBox.Show("未选择任何条目");
return;
}
int amount;
try
{
amount = int.Parse(textBoxAmount.Text);
}
catch (Exception)
{
MessageBox.Show("数量输入不正确");
return;
}
if (comboBoxAmount.SelectedItem.Equals("组"))
{
amount = amount * shopItem.GroupAmount;
}
int price = shopItem.Price * amount;
if (mode < 0 && price > account.Balance)
{
MessageBox.Show("账户余额不足");
return;
}
DialogResult result = MessageBox.Show(string.Format("确认要{0}吗？", mode < 0 ? "买入" : "卖出"), "确认交易", MessageBoxButtons.OKCancel);
if (result == DialogResult.OK)
{
account.Balance += (price * mode);
system.Balance -= (price * mode);
ShopRecordBean shopRecord = new ShopRecordBean
{
PlayerId = player.Id,
WorldId = world.Id,
ItemFirstId = shopItem.FirstId,
ItemSecondId = shopItem.SecondId,
ItemName = shopItem.Name,
Amount = amount,
Type = mode,
Time = DateTime.Now
};
BankAccountRecordBean bankRecord = new BankAccountRecordBean
{
Src = mode > 0 ? 0 : account.Id,
Dest = mode > 0 ? account.Id : 0,
Amount = amount,
Time = DateTime.Now,
Note = "系统商店"
};
DBUtils.BeginTransaction();
if (bankAccountDAO.Update(account) > 0 && bankAccountDAO.Update(system) > 0 && shopRecordDAO.Insert(shopRecord) > 0 && bankAccountRecordDAO.Insert(bankRecord) > 0)
{
textBoxPlayerMoney.Text = account.Balance.ToString();
DBUtils.Commit();
DBUtils.CloseConnection(null);
}
else
{
DBUtils.Rollback();
}
}
}
