88 lines
3.2 KiB
MQL5
88 lines
3.2 KiB
MQL5
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//+------------------------------------------------------------------+
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//| Grid.mqh – logika GRIDu (otevření, přidání úrovně, uzavření) |
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//+------------------------------------------------------------------+
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#property copyright "TestRefactor"
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#property strict
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#ifndef __GRID_MQH__
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#define __GRID_MQH__
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#include "Context.mqh"
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#include "Positions.mqh"
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#include "Logger.mqh"
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#include <Trade/Trade.mqh>
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//+------------------------------------------------------------------+
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//| CGrid – veškerá logika GRIDu uvnitř třídy |
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//+------------------------------------------------------------------+
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class CGrid {
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private:
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SContext m_ctx;
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CPositions *m_positions;
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CLogger *m_log;
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CTrade *m_trade;
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string m_symbol;
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public:
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CGrid() : m_positions(NULL), m_log(NULL), m_trade(NULL), m_symbol("") {}
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void SetContext(const SContext &ctx) { m_ctx = ctx; }
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void SetPositions(CPositions *pos) { m_positions = pos; }
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void SetLogger(CLogger *log) { m_log = log; }
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void SetTrade(CTrade *trade) { m_trade = trade; }
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void SetSymbol(string symbol) { m_symbol = symbol; }
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void CheckProfitTargetAndClose() {
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if(m_ctx.tradeMode != TRADE_GRID || m_ctx.gridTargetProfitUSD <= 0 || !m_trade || !m_positions) return;
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m_positions.Refresh();
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double totalProfit = m_positions.GetTotalProfit();
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if(totalProfit < m_ctx.gridTargetProfitUSD) return;
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ulong tickets[];
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m_positions.GetTickets(tickets);
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int n = ArraySize(tickets);
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if(n == 0) return;
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for(int j = 0; j < n; j++)
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m_trade.PositionClose(tickets[j]);
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if(m_log) m_log.Info("GRID uzavřen se ziskem " + DoubleToString(totalProfit, 2) + " USD");
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}
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void OnNewBar(bool buySignal, bool sellSignal, double volume, bool tfBuyValid = true, bool tfSellValid = true) {
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if(m_ctx.tradeMode != TRADE_GRID || !m_trade || !m_positions || !m_log) return;
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m_positions.Refresh();
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bool canBuy = buySignal && tfBuyValid;
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bool canSell = sellSignal && tfSellValid;
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int nBuy = m_positions.CountBuy();
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int nSell = m_positions.CountSell();
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double ask = SymbolInfoDouble(m_symbol, SYMBOL_ASK);
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double bid = SymbolInfoDouble(m_symbol, SYMBOL_BID);
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double gridDistPrice = m_ctx.gridDistancePoints * _Point;
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if(m_positions.HasNoPositions()) {
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if(canBuy) {
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m_log.Info("GRID Buy – první úroveň");
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m_trade.Buy(volume, m_symbol, ask, 0, 0, "Grid Buy");
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} else if(canSell) {
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m_log.Info("GRID Sell – první úroveň");
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m_trade.Sell(volume, m_symbol, bid, 0, 0, "Grid Sell");
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}
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return;
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}
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if(nBuy > 0 && nSell == 0 && nBuy < m_ctx.gridMaxLevels && gridDistPrice > 0 && canBuy) {
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double minBuy = m_positions.GetMinOpenPriceBuy();
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if(minBuy > 0 && ask <= minBuy - gridDistPrice) {
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m_trade.Buy(volume, m_symbol, ask, 0, 0, "Grid Buy +");
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}
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}
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if(nSell > 0 && nBuy == 0 && nSell < m_ctx.gridMaxLevels && gridDistPrice > 0 && canSell) {
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double maxSell = m_positions.GetMaxOpenPriceSell();
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if(bid >= maxSell + gridDistPrice) {
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m_trade.Sell(volume, m_symbol, bid, 0, 0, "Grid Sell +");
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}
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}
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}
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};
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#endif
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