public uint AddHouseroom(Houseroom houseroom)
{
houseroom.Id = NextHouseroomId;
Houserooms.Add(NextHouseroomId, houseroom);
return(NextHouseroomId++);
}
public bool OpenFile()
{
Houserooms.Clear();
XmlDocument document = new XmlDocument();
try
{
document.Load(fileName);
XmlNodeList UsersNodes = document.SelectNodes("/DataBase/Users/User");
XmlNodeList HouseroomsNodes = document.SelectNodes("/DataBase/Houserooms/Houseroom");
foreach (XmlNode HouseroomNode in HouseroomsNodes)
{
//считываем атрибуты
uint id = uint.Parse(HouseroomNode.SelectSingleNode("ID").InnerText);
string city = HouseroomNode.SelectSingleNode("CITY").InnerText;
string street = HouseroomNode.SelectSingleNode("STREET").InnerText;
decimal price = decimal.Parse(HouseroomNode.SelectSingleNode("PRICE").InnerText);
string description = HouseroomNode.SelectSingleNode("DESCRIPTION").InnerText;
//uint numberOfRooms = uint.Parse(HouseroomNode.SelectSingleNode("NUMBER_OF_ROOMS").InnerText);
Houseroom item = new Houseroom(id, city, street, price, description);
Houserooms.Add(item.Id, item);
if (item.Id > NextHouseroomId)
{
NextHouseroomId = item.Id;
}
}
NextHouseroomId++;
}
catch
{
//не открылся файл
return(false);
}
return(true);
}
private void ClientHandle(object client)
{
byte[] bytes = new byte[sizeOfPacket];
int bytesRead;
int cUserId = -1;
Socket Client = (Socket)client;
IPEndPoint ClientEndPoint = (IPEndPoint)Client.RemoteEndPoint;
Console.WriteLine("Открыли соединение с {0} на порту {1}",
ClientEndPoint.Address, ClientEndPoint.Port);
while (true)
{
bytesRead = 0;
try
{
bytesRead = Client.Receive(bytes);
}
catch
{
break;
}
if (bytesRead == 0)
{
//Клиент был отсоединен от сервера
Console.WriteLine("Закрыли соединение с {0}", ClientEndPoint.Address);
break;
}
if (bytesRead == 2)
{
short Command = BitConverter.ToInt16(bytes, 0);
DBManager.Inst().SaveFile();
switch (Command)
{
case (int)Commands.ADD_USER:
{
Console.WriteLine("\tКом. 1 - Добавление нового пользователя");
string Login = recvString(Client);
string Password = recvString(Client);
bool isUsed = DBManager.Inst().FindUser(Login);
if (isUsed)
{
sendDigit16((short)Answers.USER_NAME_ALREADY_USED, Client);
}
else
{
sendDigit16((short)Answers.USER_NAME_OK, Client);
User user = new User(0, Login, Password);
DBManager.Inst().AddUser(user);
}
break;
}
case (int)Commands.LOGIN_USER:
{
Console.WriteLine("\tКом. 2 - Авторизация пользователя");
string Login = recvString(Client);
string Password = recvString(Client);
bool isExist = DBManager.Inst().FindUser(Login);
if (!isExist)
{
sendDigit16((short)Answers.USER_NOT_EXIST, Client);
}
else
{
cUserId = -1;
int id = DBManager.Inst().FindUser(Login, Password);
if (id >= 0)
{
sendDigit16((short)Answers.USER_LOGIN_OK, Client);
cUserId = id;
}
else
{
sendDigit16((short)Answers.USER_LOGIN_BREAK, Client);
}
}
break;
}
case (int)Commands.ADD_HOUSEROOM:
{
Console.WriteLine("\tКом. 3 - Добавление жилплощади");
string City = recvString(Client);
string Street = recvString(Client);
decimal Price = Convert.ToDecimal(recvString(Client));
string Description = recvString(Client);
sendDigit16((short)Answers.COMMAND_OK, Client);
Houseroom houseroom = new Houseroom(0, City, Street, Price, Description);
DBManager.Inst().AddHouseroom(houseroom);
break;
}
case (int)Commands.LIST_HOUSEROOM:
{
Console.WriteLine("\tКом. 4 - Вывести список жилья");
sendDigit16((short)Answers.COMMAND_OK, Client);
//Console.WriteLine("отправил ОК");
string City = recvString(Client);
//Console.WriteLine(City);
string Street = recvString(Client);
//Console.WriteLine(Street);
decimal Price = Convert.ToDecimal(recvString(Client));
//Console.WriteLine("Принял цену");
int[] Rows = DBManager.Inst().FindHouseroom(City, Street, Price);
if (Rows.Count() == 0)
{
sendDigit16((short)Answers.USER_NOT_LOGIN, Client);
}
else
{
sendDigit16((short)Answers.COMMAND_OK, Client);
sendDigit32(Rows.Length, Client);
//Console.WriteLine("Отправил rows");
for (int i = 0; i < Rows.Length; i++)
{
sendDigit32(Rows[i], Client);
}
}
break;
}
case (int)Commands.SELECT_HOUSEROOM:
{
Console.WriteLine("\tКом. 5 - Получить данные для жилья");
sendDigit16((short)Answers.COMMAND_OK, Client);
int houseId = recvDigit16(Client);
sendString(DBManager.Inst().Houserooms[(uint)houseId].Description, Client);
sendString(Convert.ToString(DBManager.Inst().Houserooms[(uint)houseId].Price), Client);
break;
}
}
}
}
}
