AMA Trader

ÿþ//+------------------------------------------------------------------+

//|                          AMA Trader(barabashkakvn's edition).mq5 |

//+------------------------------------------------------------------+

#property version   "1.000"

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

#include <Trade\AccountInfo.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

CAccountInfo   m_account;                    // account info wrapper

//--- input parameters

input double               InpLots                 = 0.1;         // Lots

input int                  Inp_RSI_ma_period       = 14;          // RSI: averaging period 

input ENUM_APPLIED_PRICE   Inp_RSI_applied_price   = PRICE_CLOSE; // RSI: type of price 

input int                  Inp_AMA_ama_period      = 9;           // AMA: average period  

input int                  Inp_AMA_fast_ma_period  = 2;           // AMA: fast MA period 

input int                  Inp_AMA_slow_ma_period  = 30;          // AMA: slow MA period 

input int                  Inp_AMA_ama_shift       = 0;           // AMA: horizontal shift of the indicator 

input ENUM_APPLIED_PRICE   Inp_AMA_applied_price   = PRICE_CLOSE; // AMA: type of the price 

//---

input double               Inp_RSI_level_up        = 70.0;        // RSI Level Up

input double               Inp_RSI_level_down      = 30.0;        // RSI Level Down

input uchar                InpStepLength           = 3;           // Step Length

input double               InpProfit               = 50.0;        // Profit limit for close all

input double               InpWithdrawal           = 1000.0;      // Withdrawal

input ulong    m_magic=248845656;// magic number

//---

ulong  m_slippage=10;            // slippage



int    handle_iRSI;              // variable for storing the handle of the iRSI indicator

int    handle_iAMA;              // variable for storing the handle of the iAMA indicator 



double m_adjusted_point;         // point value adjusted for 3 or 5 points



double m_balance=0.0;

//+------------------------------------------------------------------+

//| Expert initialization function                                   |

//+------------------------------------------------------------------+

int OnInit()

  {

   m_balance=m_account.Balance();

//---

   if(!m_symbol.Name(Symbol())) // sets symbol name

      return(INIT_FAILED);

   RefreshRates();



   string err_text="";

   if(!CheckVolumeValue(InpLots,err_text))

     {

      Print(__FUNCTION__,", ERROR: ",err_text);

      return(INIT_PARAMETERS_INCORRECT);

     }

//---

   m_trade.SetExpertMagicNumber(m_magic);

   m_trade.SetMarginMode();

   m_trade.SetTypeFillingBySymbol(m_symbol.Name());

   m_trade.SetDeviationInPoints(m_slippage);

//--- create handle of the indicator iRSI

   handle_iRSI=iRSI(m_symbol.Name(),Period(),Inp_RSI_ma_period,Inp_RSI_applied_price);

//--- if the handle is not created 

   if(handle_iRSI==INVALID_HANDLE)

     {

      //--- tell about the failure and output the error code 

      PrintFormat("Failed to create handle of the iRSI indicator for the symbol %s/%s, error code %d",

                  m_symbol.Name(),

                  EnumToString(Period()),

                  GetLastError());

      //--- the indicator is stopped early 

      return(INIT_FAILED);

     }

//--- create handle of the indicator iAMA

   handle_iAMA=iAMA(m_symbol.Name(),Period(),Inp_AMA_ama_period,Inp_AMA_fast_ma_period,

                    Inp_AMA_slow_ma_period,Inp_AMA_ama_shift,Inp_AMA_applied_price);

//--- if the handle is not created 

   if(handle_iAMA==INVALID_HANDLE)

     {

      //--- tell about the failure and output the error code 

      PrintFormat("Failed to create handle of the iAMA indicator for the symbol %s/%s, error code %d",

                  m_symbol.Name(),

                  EnumToString(Period()),

                  GetLastError());

      //--- the indicator is stopped early 

      return(INIT_FAILED);

     }

//---

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+

//| Expert deinitialization function                                 |

//+------------------------------------------------------------------+

void OnDeinit(const int reason)

  {

//---



  }

//+------------------------------------------------------------------+

//| Expert tick function                                             |

//+------------------------------------------------------------------+

void OnTick()

  {

   if(ProfitAllPositions()>InpProfit)

      CloseAllPositions();

   if(m_account.Balance()-m_balance>InpWithdrawal)

     {

      CloseAllPositions();

      TesterWithdrawal(InpWithdrawal);

      m_balance=m_account.Balance();

     }

//--- we work only at the time of the birth of new bar

   static datetime PrevBars=0;

   datetime time_0=iTime(m_symbol.Name(),Period(),0);

   if(time_0==PrevBars)

      return;

   PrevBars=time_0;

//---

   if(!RefreshRates())

     {

      PrevBars=0;

      return;

     }

//---

   double ama=iAMAGet(0);

   if(m_symbol.Ask()>ama)

     {

      double rsi[];

      ArraySetAsSeries(rsi,true);

      int count=(InpStepLength==0)?1:InpStepLength;

      if(!iRSIGetArray(0,count,rsi))

         return;

      int size=ArraySize(rsi);

      for(int i=0;i<size;i++)

        {

         if(rsi[i]<Inp_RSI_level_down)

           {

            double profit_buy=0.0;

            double profit_sell=0.0;

            ProfitPositions(profit_buy,profit_sell);

            if(profit_buy<0.0)

               OpenBuy(0.0,0.0);

            OpenBuy(0.0,0.0);

            return;

           }

        }

     }

//---

   if(m_symbol.Bid()<ama)

     {

      double rsi[];

      ArraySetAsSeries(rsi,true);

      int count=(InpStepLength==0)?1:InpStepLength;

      if(!iRSIGetArray(0,count,rsi))

         return;

      int size=ArraySize(rsi);

      for(int i=0;i<size;i++)

        {

         if(rsi[i]>Inp_RSI_level_up)

           {

            double profit_buy=0.0;

            double profit_sell=0.0;

            ProfitPositions(profit_buy,profit_sell);

            if(profit_sell<0.0)

               OpenSell(0.0,0.0);

            OpenSell(0.0,0.0);

            return;

           }

        }

     }



  }

//+------------------------------------------------------------------+

//| TradeTransaction function                                        |

//+------------------------------------------------------------------+

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &result)

  {

//---



  }

//+------------------------------------------------------------------+

//| Refreshes the symbol quotes data                                 |

//+------------------------------------------------------------------+

bool RefreshRates(void)

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

     {

      Print("RefreshRates error");

      return(false);

     }

//--- protection against the return value of "zero"

   if(m_symbol.Ask()==0 || m_symbol.Bid()==0)

      return(false);

//---

   return(true);

  }

//+------------------------------------------------------------------+

//| Check the correctness of the position volume                     |

//+------------------------------------------------------------------+

bool CheckVolumeValue(double volume,string &error_description)

  {

//--- minimal allowed volume for trade operations

   double min_volume=m_symbol.LotsMin();

   if(volume<min_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< <5=LH5 <8=8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MIN=%.2f",min_volume);

      else

         error_description=StringFormat("Volume is less than the minimal allowed SYMBOL_VOLUME_MIN=%.2f",min_volume);

      return(false);

     }

//--- maximal allowed volume of trade operations

   double max_volume=m_symbol.LotsMax();

   if(volume>max_volume)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< 1>;LH5 <0:A8<0;L=> 4>?CAB8<>3> SYMBOL_VOLUME_MAX=%.2f",max_volume);

      else

         error_description=StringFormat("Volume is greater than the maximal allowed SYMBOL_VOLUME_MAX=%.2f",max_volume);

      return(false);

     }

//--- get minimal step of volume changing

   double volume_step=m_symbol.LotsStep();

   int ratio=(int)MathRound(volume/volume_step);

   if(MathAbs(ratio*volume_step-volume)>0.0000001)

     {

      if(TerminalInfoString(TERMINAL_LANGUAGE)=="Russian")

         error_description=StringFormat("1J5< =5 :@0B5= <8=8<0;L=><C H03C SYMBOL_VOLUME_STEP=%.2f, 1;8609H89 ?@028;L=K9 >1J5< %.2f",

                                        volume_step,ratio*volume_step);

      else

         error_description=StringFormat("Volume is not a multiple of the minimal step SYMBOL_VOLUME_STEP=%.2f, the closest correct volume is %.2f",

                                        volume_step,ratio*volume_step);

      return(false);

     }

   error_description="Correct volume value";

   return(true);

  }

//+------------------------------------------------------------------+

//| Get value of buffers for the iRSI in the array                   |

//+------------------------------------------------------------------+

bool iRSIGetArray(const int start_pos,const int count,double &arr_buffer[])

  {

//---

   bool result=true;

   if(!ArrayIsDynamic(arr_buffer))

     {

      Print("This a no dynamic array!");

      return(false);

     }

   ArrayFree(arr_buffer);

   int       buffer_num=0;          // indicator buffer number 

//--- reset error code 

   ResetLastError();

//--- fill a part of the iRSIBuffer array with values from the indicator buffer

   int copied=CopyBuffer(handle_iRSI,buffer_num,start_pos,count,arr_buffer);

   if(copied!=count)

     {

      //--- if the copying fails, tell the error code 

      PrintFormat("Failed to copy data from the iRSI indicator, error code %d",GetLastError());

      //--- quit with zero result - it means that the indicator is considered as not calculated 

      return(false);

     }

//---

   return(result);

  }

//+------------------------------------------------------------------+

//| Get value of buffers for the iAMA                                |

//+------------------------------------------------------------------+

double iAMAGet(const int index)

  {

   double AMA[1];

//--- reset error code 

   ResetLastError();

//--- fill a part of the iAMAarray with values from the indicator buffer that has 0 index 

   if(CopyBuffer(handle_iAMA,0,index,1,AMA)<0)

     {

      //--- if the copying fails, tell the error code 

      PrintFormat("Failed to copy data from the iAMA indicator, error code %d",GetLastError());

      //--- quit with zero result - it means that the indicator is considered as not calculated 

      return(0.0);

     }

   return(AMA[0]);

  }

//+------------------------------------------------------------------+

//| Open Buy position                                                |

//+------------------------------------------------------------------+

void OpenBuy(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),InpLots,m_symbol.Ask(),ORDER_TYPE_BUY);



   if(check_volume_lot!=0.0)

     {

      if(check_volume_lot>=InpLots)

        {

         if(m_trade.Buy(InpLots,m_symbol.Name(),m_symbol.Ask(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print(__FUNCTION__,", #1 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

            else

              {

               Print(__FUNCTION__,", #2 Buy -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

           }

         else

           {

            Print(__FUNCTION__,", #3 Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

            PrintResultTrade(m_trade,m_symbol);

           }

        }

      else

        {

         Print(__FUNCTION__,", ERROR: method CheckVolume (",DoubleToString(check_volume_lot,2),") ",

               "< Lots (",DoubleToString(InpLots,2),")");

         return;

        }

     }

   else

     {

      Print(__FUNCTION__,", ERROR: method CheckVolume returned the value of \"0.0\"");

      CloseAllPositions();

      return;

     }

//---

  }

//+------------------------------------------------------------------+

//| Open Sell position                                               |

//+------------------------------------------------------------------+

void OpenSell(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);

//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),InpLots,m_symbol.Bid(),ORDER_TYPE_SELL);



   if(check_volume_lot!=0.0)

     {

      if(check_volume_lot>=InpLots)

        {

         if(m_trade.Sell(InpLots,m_symbol.Name(),m_symbol.Bid(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print(__FUNCTION__,", #1 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

            else

              {

               Print(__FUNCTION__,", #2 Sell -> true. Result Retcode: ",m_trade.ResultRetcode(),

                     ", description of result: ",m_trade.ResultRetcodeDescription());

               PrintResultTrade(m_trade,m_symbol);

              }

           }

         else

           {

            Print(__FUNCTION__,", #3 Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

                  ", description of result: ",m_trade.ResultRetcodeDescription());

            PrintResultTrade(m_trade,m_symbol);

           }

        }

      else

        {

         Print(__FUNCTION__,", ERROR: method CheckVolume (",DoubleToString(check_volume_lot,2),") ",

               "< Lots (",DoubleToString(InpLots,2),")");

         return;

        }

     }

   else

     {

      Print(__FUNCTION__,", ERROR: method CheckVolume returned the value of \"0.0\"");

      CloseAllPositions();

      return;

     }

//---

  }

//+------------------------------------------------------------------+

//| Print CTrade result                                              |

//+------------------------------------------------------------------+

void PrintResultTrade(CTrade &trade,CSymbolInfo &symbol)

  {

   Print("File: ",__FILE__,", symbol: ",m_symbol.Name());

   Print("Code of request result: "+IntegerToString(trade.ResultRetcode()));

   Print("code of request result as a string: "+trade.ResultRetcodeDescription());

   Print("Deal ticket: "+IntegerToString(trade.ResultDeal()));

   Print("Order ticket: "+IntegerToString(trade.ResultOrder()));

   Print("Volume of deal or order: "+DoubleToString(trade.ResultVolume(),2));

   Print("Price, confirmed by broker: "+DoubleToString(trade.ResultPrice(),symbol.Digits()));

   Print("Current bid price: "+DoubleToString(symbol.Bid(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultBid(),symbol.Digits()));

   Print("Current ask price: "+DoubleToString(symbol.Ask(),symbol.Digits())+" (the requote): "+DoubleToString(trade.ResultAsk(),symbol.Digits()));

   Print("Broker comment: "+trade.ResultComment());

  }

//+------------------------------------------------------------------+

//| Profit positions                                                 |

//+------------------------------------------------------------------+

void  ProfitPositions(double &profit_buy,double &profit_sell)

  {

   profit_buy=0.0;

   profit_sell=0.0;



   for(int i=PositionsTotal()-1;i>=0;i--)

      if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

           {

            double profit=m_position.Commission()+m_position.Swap()+m_position.Profit();

            if(m_position.PositionType()==POSITION_TYPE_BUY)

               profit_buy+=profit;

            if(m_position.PositionType()==POSITION_TYPE_SELL)

               profit_sell+=profit;

           }

   Comment("Profit BUY ",DoubleToString(profit_buy,2),"\n",

           "Profit SELL ",DoubleToString(profit_sell,2));

//---

  }

//+------------------------------------------------------------------+

//| Profit all positions                                             |

//+------------------------------------------------------------------+

double  ProfitAllPositions()

  {

   double profit=0.0;



   for(int i=PositionsTotal()-1;i>=0;i--)

      if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

            profit+=m_position.Commission()+m_position.Swap()+m_position.Profit();

//---

   return(profit);

  }

//+------------------------------------------------------------------+

//| Close all positions                                              |

//+------------------------------------------------------------------+

void CloseAllPositions()

  {

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of current positions

      if(m_position.SelectByIndex(i))     // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

            m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

  }

//+------------------------------------------------------------------+