public Order(PlaceMessage msg)
{
asset1 = msg.asset1;
asset2 = msg.asset2;
user = msg.user_id;
price = msg.price;
quantity = msg.quantity;
buy = msg.buy;
id = last_id++;
}
public Order(PlaceMessage msg)
{
asset1 = msg.asset1;
asset2 = msg.asset2;
user = msg.user_id;
price = msg.price;
quantity = msg.quantity;
buy = msg.buy;
id = last_id++;
}
internal Tuple <byte[], List <byte[]> > Place(PlaceMessage pm)
{
Order o = new Order(pm);
Tuple <byte[], List <byte[]> > ans = new Tuple <byte[], List <byte[]> >(BitConverter.GetBytes(o.id), new List <byte[]>());
ans.Item2.Add(o.AddedString());
orders[o.id] = o;
if (!users.ContainsKey(pm.user_id))
{
//ошибка, юзера нет
}
if (pm.buy) //покупаем asset2 за asset1
{
long q1, q2;
User.MUL(pm.price, pm.quantity, out q1, out q2);
//проверить хватит ли денег
if (users[pm.user_id].eq[User.num[pm.asset1]].CompareTo(new MyTuple <long, long>(q1, q2)) < 0)
{ //денег не хватило
}
if (!buy.ContainsKey(pm.asset1))
{
buy[pm.asset1] = new Dictionary <string, SortedDictionary <MyTuple <long, long>, List <Order> > >();
}
if (!buy[pm.asset1].ContainsKey(pm.asset2))
{
buy[pm.asset1][pm.asset2] = new SortedDictionary <MyTuple <long, long>, List <Order> >();
}
if (!buy[pm.asset1][pm.asset2].ContainsKey(pm.price))
{
buy[pm.asset1][pm.asset2][pm.price] = new List <Order>();
}
buy[pm.asset1][pm.asset2][pm.price].Add(o);
}
else //продаем asset2 за asset1
{
//проверить хватит ли денег
MyTuple <long, long> T = new MyTuple <long, long>(pm.quantity / User.MAGIC, pm.quantity % User.MAGIC);
if (users[pm.user_id].eq[User.num[pm.asset2]].CompareTo(T) < 0)
{
;
}
{ //денег не хватило
}
if (pm.quantity <= 0 || pm.price.Item1 < 0 || pm.price.Item2 < 0 || (pm.price.Item1) == 0 && (pm.price.Item2) == 0)
{
//проверка на отрицательную смму и количество
}
if (!buy.ContainsKey(pm.asset1))
{
buy[pm.asset1] = new Dictionary <string, SortedDictionary <MyTuple <long, long>, List <Order> > >();
}
if (!buy[pm.asset1].ContainsKey(pm.asset2))
{
buy[pm.asset1][pm.asset2] = new SortedDictionary <MyTuple <long, long>, List <Order> >();
}
if (!buy[pm.asset1][pm.asset2].ContainsKey(pm.price))
{
buy[pm.asset1][pm.asset2][pm.price] = new List <Order>();
}
buy[pm.asset1][pm.asset2][pm.price].Add(o);
}
while (sell[pm.asset1][pm.asset2].First().Key.CompareTo(buy[pm.asset1][pm.asset2].Last().Key) <= 0)
{
MyTuple <long, long> price = pm.buy ? sell[pm.asset1][pm.asset2].First().Key : buy[pm.asset1][pm.asset2].First().Key;
List <Order> l1 = sell[pm.asset1][pm.asset2].First().Value;
List <Order> l2 = buy[pm.asset1][pm.asset2].Last().Value;
while (l1.Count > 0 && l2.Count > 0)
{
long q = Math.Min(l1[0].quantity, l2[0].quantity);
users[l1[0].user].AddAsset(pm.asset1, -q);
users[l2[0].user].AddAsset(pm.asset1, q);
users[l1[0].user].AddCurrency(pm.asset2, q, price);
users[l2[0].user].AddCurrency(pm.asset2, -q, price);
l1[0].quantity -= q;
l2[0].quantity -= q;
List <byte> tick = new List <byte>();
tick.AddRange(System.Text.Encoding.ASCII.GetBytes(pm.asset1 + "/" + pm.asset2));
tick.Add(2);
tick.AddRange(BitConverter.GetBytes(l1[0].id));
tick.AddRange(BitConverter.GetBytes(l2[0].id));
tick.AddRange(BitConverter.GetBytes(price.Item1));
tick.AddRange(BitConverter.GetBytes(price.Item2));
tick.AddRange(BitConverter.GetBytes(q));
ans.Item2.Add(tick.ToArray());
if (l1[0].quantity == 0)
{
l1.RemoveAt(0);
}
if (l2[0].quantity == 0)
{
l2.RemoveAt(0);
}
}
if (l1.Count == 0)
{
sell[pm.asset1][pm.asset2].Remove(sell[pm.asset1][pm.asset2].First().Key);
}
if (l2.Count == 0)
{
buy[pm.asset1][pm.asset2].Remove(buy[pm.asset1][pm.asset2].Last().Key);
}
}
return(ans);
}
internal Tuple<byte[], List<byte[]>> Place(PlaceMessage pm)
{
Order o = new Order(pm);
Tuple<byte[], List<byte[]>> ans = new Tuple<byte[], List<byte[]>>(BitConverter.GetBytes(o.id), new List<byte[]>());
ans.Item2.Add(o.AddedString());
orders[o.id] = o;
if (!users.ContainsKey(pm.user_id))
{
//ошибка, юзера нет
}
if (pm.buy) //покупаем asset2 за asset1
{
long q1, q2;
User.MUL(pm.price, pm.quantity, out q1, out q2);
//проверить хватит ли денег
if (users[pm.user_id].eq[User.num[pm.asset1]].CompareTo(new MyTuple<long, long>(q1, q2)) < 0)
{ //денег не хватило
}
if (!buy.ContainsKey(pm.asset1))
{
buy[pm.asset1] = new Dictionary<string, SortedDictionary<MyTuple<long, long>, List<Order>>>();
}
if (!buy[pm.asset1].ContainsKey(pm.asset2))
{
buy[pm.asset1][pm.asset2] = new SortedDictionary<MyTuple<long, long>, List<Order>>();
}
if (!buy[pm.asset1][pm.asset2].ContainsKey(pm.price))
{
buy[pm.asset1][pm.asset2][pm.price] = new List<Order>();
}
buy[pm.asset1][pm.asset2][pm.price].Add(o);
}
else //продаем asset2 за asset1
{
//проверить хватит ли денег
MyTuple<long, long> T = new MyTuple<long, long>(pm.quantity/User.MAGIC, pm.quantity%User.MAGIC);
if (users[pm.user_id].eq[User.num[pm.asset2]].CompareTo(T)<0) ;
{ //денег не хватило
}
if (pm.quantity<=0 || pm.price.Item1<0 || pm.price.Item2<0 || (pm.price.Item1)==0 && (pm.price.Item2)==0)
{
//проверка на отрицательную смму и количество
}
if (!buy.ContainsKey(pm.asset1))
{
buy[pm.asset1] = new Dictionary<string, SortedDictionary<MyTuple<long, long>, List<Order>>>();
}
if (!buy[pm.asset1].ContainsKey(pm.asset2))
{
buy[pm.asset1][pm.asset2] = new SortedDictionary<MyTuple<long, long>, List<Order>>();
}
if (!buy[pm.asset1][pm.asset2].ContainsKey(pm.price))
{
buy[pm.asset1][pm.asset2][pm.price] = new List<Order>();
}
buy[pm.asset1][pm.asset2][pm.price].Add(o);
}
while (sell[pm.asset1][pm.asset2].First().Key.CompareTo(buy[pm.asset1][pm.asset2].Last().Key) <= 0)
{
MyTuple<long, long> price = pm.buy ? sell[pm.asset1][pm.asset2].First().Key : buy[pm.asset1][pm.asset2].First().Key;
List<Order> l1 = sell[pm.asset1][pm.asset2].First().Value;
List<Order> l2 = buy[pm.asset1][pm.asset2].Last().Value;
while (l1.Count > 0 && l2.Count > 0)
{
long q = Math.Min(l1[0].quantity, l2[0].quantity);
users[l1[0].user].AddAsset(pm.asset1, -q);
users[l2[0].user].AddAsset(pm.asset1, q);
users[l1[0].user].AddCurrency(pm.asset2, q, price);
users[l2[0].user].AddCurrency(pm.asset2, -q, price);
l1[0].quantity -= q;
l2[0].quantity -= q;
List<byte> tick = new List<byte>();
tick.AddRange(System.Text.Encoding.ASCII.GetBytes(pm.asset1 + "/" + pm.asset2));
tick.Add(2);
tick.AddRange(BitConverter.GetBytes(l1[0].id));
tick.AddRange(BitConverter.GetBytes(l2[0].id));
tick.AddRange(BitConverter.GetBytes(price.Item1));
tick.AddRange(BitConverter.GetBytes(price.Item2));
tick.AddRange(BitConverter.GetBytes(q));
ans.Item2.Add(tick.ToArray());
if (l1[0].quantity == 0)
{
l1.RemoveAt(0);
}
if (l2[0].quantity == 0)
{
l2.RemoveAt(0);
}
}
if (l1.Count == 0)
{
sell[pm.asset1][pm.asset2].Remove(sell[pm.asset1][pm.asset2].First().Key);
}
if (l2.Count == 0)
{
buy[pm.asset1][pm.asset2].Remove(buy[pm.asset1][pm.asset2].Last().Key);
}
}
return ans;
}
