//+------------------------------------------------------------------+
//|                                    RangeBarSettings.mqh ver 1.04 |
//|                                        Copyright 2017, AZ-iNVEST |
//|                                          http://www.az-invest.eu |
//+------------------------------------------------------------------+

#property copyright "Copyright 2017, AZ-iNVEST"
#property link      "http://www.az-invest.eu"
 
enum ENUM_CHANNEL_TYPE
{
   None = 0,            // None
   Donchian_Channel,    // Donchian Channel
   Bollinger_Bands,     // Bollinger Bands
   SuperTrend,          // Super Trend
//   VWAP,
};

#ifdef SHOW_INDICATOR_INPUTS

input int barSizeInTicks = 100; // Range bar size (in points)
      double customBarSize = barSizeInTicks * Point();
      bool   useTickVolume = true; // Use tick volume (for FX)                  
input datetime _startFromDateTime = 0; // Start building chart from date/time
         datetime startFromDateTime = 0;
input bool  resetOpenOnNewTradingDay = false; // Synchronize first bar's open on new day
input bool  showNextBarLevels = true; // Show current bar's close projections
input color HighThresholdIndicatorColor = clrLime; // Bullish bar projection color
input color LowThresholdIndicatorColor = clrRed; // Bearish bar projection color
input bool  showCurrentBarOpenTime = true; // Display chart info and current bar's open time
input color InfoTextColor = clrWhite; // Current bar's open time info color
input bool      UseSoundSignalOnNewBar = false; // Play sound on new bar
input bool      OnlySignalReversalBars = false; // Only signal reversals
input bool      UseAlertWindow = false; // Display Alert window with new bar info
input bool      SendPushNotifications = false; // Send new bar info push notification to smartphone
input string    SoundFileBull = "news.wav"; // Use sound file for bullish bar close
input string    SoundFileBear = "news.wav"; // Use sound file for bearish bar close
input bool MA1on = false; // Show first MA 
input int MA1period = 20; // 1st MA period
input ENUM_MA_METHOD MA1method =  MODE_EMA; // 1st MA metod
input ENUM_APPLIED_PRICE MA1applyTo = PRICE_CLOSE; //1st MA apply to
input int MA1shift = 0; //1st MA shift
input bool MA2on = false; // Show second MA 
input int MA2period = 50; // 2nd MA period
input ENUM_MA_METHOD MA2method = MODE_EMA; // 2nd MA method
input ENUM_APPLIED_PRICE MA2applyTo = PRICE_CLOSE; // 2nd MA apply to
input int MA2shift = 0; //2nd MA shift
input ENUM_CHANNEL_TYPE ShowChannel = None; // Show Channel
input string Channel_Settings = "--------------------------"; // Channel settings 
input int DonchianPeriod = 20; // Donchian Channel period
input ENUM_APPLIED_PRICE BBapplyTo = PRICE_CLOSE; //Bollinger Bands apply to
input int BollingerBandsPeriod = 20; // Bollinger Bands period
input double BollingerBandsDeviations = 2.0; // Bollinger Bands deviations
input int SuperTrendPeriod = 10; // Super Trend period
input double SuperTrendMultiplier=1.7; // Super Trend multiplier
input string Misc_Settings = "--------------------------"; // Misc settings
input bool UsedInEA = false; // Indicator used in EA via iCustom()

#else

   int barSizeInTicks;
   bool   useTickVolume = true;
   datetime startFromDateTime;
   datetime _startFromDateTime = 0;   
   bool  resetOpenOnNewTradingDay;
   
   //
   //  This block should always be set to the follwong values
   //

	bool  showNextBarLevels = false;
	color HighThresholdIndicatorColor = clrNONE;
	color LowThresholdIndicatorColor = clrNONE;
	bool  showCurrentBarOpenTime = false;
	color InfoTextColor = clrNONE;
	bool      UseSoundSignalOnNewBar = false;
	bool      OnlySignalReversalBars = false;
	bool      UseAlertWindow = false;
	bool      SendPushNotifications = false;
	string    SoundFileBull = "";
	string    SoundFileBear = "";

	bool UsedInEA = true; // This should always be set to TRUE for EAs & Indicators

	//
	//
	//

	bool MA1on;
	int MA1period;
	ENUM_MA_METHOD MA1method;
	ENUM_APPLIED_PRICE MA1applyTo;
	int MA1shift;

	bool MA2on;
	int MA2period;
	ENUM_MA_METHOD MA2method;
	ENUM_APPLIED_PRICE MA2applyTo;
	int MA2shift;

	ENUM_CHANNEL_TYPE ShowChannel;
	int DonchianPeriod;
	ENUM_APPLIED_PRICE BBapplyTo;
	int BollingerBandsPeriod;
	double BollingerBandsDeviations;
	int SuperTrendPeriod = 10;
	double SuperTrendMultiplier=1.7;

#endif

struct RANGEBAR_SETTINGS
{
   int                  barSizeInTicks;
   bool                 useTickVolume;
   datetime             _startFromDateTime;
   bool                 resetOpenOnNewTradingDay;
   
   bool                 MA1on; 
   int                  MA1period;
   ENUM_MA_METHOD       MA1method;
   ENUM_APPLIED_PRICE   MA1applyTo;
   int                  MA1shift;
   
   bool                 MA2on; 
   int                  MA2period;
   ENUM_MA_METHOD       MA2method;
   ENUM_APPLIED_PRICE   MA2applyTo;
   int                  MA2shift;
   
   ENUM_CHANNEL_TYPE    ShowChannel;
   
   int                  DonchianPeriod;
   
   ENUM_APPLIED_PRICE   BBapplyTo;
   int                  BollingerBandsPeriod;
   double               BollingerBandsDeviations;
   
   int                  SuperTrendPeriod;
   double               SuperTrendMultiplier;   
};

class RangeBarSettings
{
   protected:
   
      string settingsFileName;
      RANGEBAR_SETTINGS settings;
            
   public:
   
      RangeBarSettings(void);
      ~RangeBarSettings(void);
      
      void Save(void);
      bool Load(void);
      void Delete(void);
      bool Changed(void);

      RANGEBAR_SETTINGS Get(void);
      void Debug(void); 
};

void RangeBarSettings::RangeBarSettings(void)
{
   this.settingsFileName = "RangeBars"+(string)ChartID()+".set";   
 
}

void RangeBarSettings::~RangeBarSettings(void)
{

}

void RangeBarSettings::Save(void)
{
   settings.barSizeInTicks = barSizeInTicks;
   settings.useTickVolume = useTickVolume;
   settings._startFromDateTime = startFromDateTime;
   settings.resetOpenOnNewTradingDay = resetOpenOnNewTradingDay;
   settings.MA1on = MA1on;
   settings.MA1period = MA1period;
   settings.MA1method = MA1method;
   settings.MA1applyTo = MA1applyTo;
   settings.MA1shift = MA1shift;
   settings.MA2on = MA2on;
   settings.MA2period = MA2period;
   settings.MA2method = MA2method;
   settings.MA2applyTo = MA2applyTo;
   settings.MA2shift = MA2shift;
   settings.ShowChannel = ShowChannel;
   settings.DonchianPeriod = DonchianPeriod;
   settings.BBapplyTo = BBapplyTo;
   settings.BollingerBandsPeriod = BollingerBandsPeriod;
   settings.BollingerBandsDeviations = BollingerBandsDeviations;
   settings.SuperTrendPeriod = SuperTrendPeriod;
   settings.SuperTrendMultiplier = SuperTrendMultiplier;
      
   if(MQLInfoInteger((int)MQL5_TESTING))
      return;

   this.Delete();

   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_WRITE|FILE_BIN);  
   FileWriteStruct(handle,this.settings);
   FileClose(handle);
}

void RangeBarSettings::Delete(void)
{
   if(FileIsExist(this.settingsFileName))
      FileDelete(this.settingsFileName);     
}

bool RangeBarSettings::Load(void)
{
#ifdef SHOW_INDICATOR_INPUTS
   this.settings.barSizeInTicks = barSizeInTicks;
   this.settings.useTickVolume = useTickVolume;
   this.settings._startFromDateTime = _startFromDateTime;
   this.settings.resetOpenOnNewTradingDay = resetOpenOnNewTradingDay;
   this.settings.MA1on = MA1on;
   this.settings.MA1period = MA1period;
   this.settings.MA1method = MA1method;
   this.settings.MA1applyTo = MA1applyTo;
   this.settings.MA1shift = MA1shift;
   this.settings.MA2on = MA2on;
   this.settings.MA2period = MA2period;
   this.settings.MA2method = MA2method;
   this.settings.MA2applyTo = MA2applyTo;
   this.settings.MA2shift = MA2shift;
   this.settings.ShowChannel = ShowChannel;
   this.settings.DonchianPeriod = DonchianPeriod;
   this.settings.BBapplyTo = BBapplyTo;
   this.settings.BollingerBandsPeriod = BollingerBandsPeriod;
   this.settings.BollingerBandsDeviations = BollingerBandsDeviations;
   this.settings.SuperTrendPeriod = SuperTrendPeriod;
   this.settings.SuperTrendMultiplier = SuperTrendMultiplier;
   return true;
#else 

   if(!FileIsExist(this.settingsFileName))
      return false;
      
   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_BIN);  
   if(handle == INVALID_HANDLE)
      return false;
      
   if(FileReadStruct(handle,this.settings) <= 0)
   {
      Print("Failed loading settigns!");
      FileClose(handle); 
      return false;
   }
   
  // this.Debug();
   FileClose(handle);
   return true;

#endif 
}

RANGEBAR_SETTINGS RangeBarSettings::Get(void)
{
   this.Debug();
   return this.settings;
}

bool RangeBarSettings::Changed(void)
{
   if(MQLInfoInteger((int)MQL5_TESTING))
      return false;
      
   static datetime prevFileTime = 0;

   if(!FileIsExist(this.settingsFileName))
      return false;
      
   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_BIN);  
   datetime currFileTime = (datetime)FileGetInteger(handle,FILE_CREATE_DATE);  
   FileClose(handle); 
 
   if(prevFileTime != currFileTime)
   {
      prevFileTime = currFileTime;
      return true;
   }
   
   return false;
}

void RangeBarSettings::Debug(void)
{
   Print("RangeBars settings:");
   Print("barSizeInTicks = "+(string)settings.barSizeInTicks);
   Print("useTickVolume = "+(string)settings.useTickVolume);
   Print("startFromDateTime = "+(string)settings._startFromDateTime);
   Print("resetOpenOnNewTradingDay = "+(string)settings.resetOpenOnNewTradingDay);
   Print("MA1on = "+(string)settings.MA1on);
   Print("MA1period = "+(string)settings.MA1period);
   Print("MA1method = "+(string)settings.MA1method);
   Print("MA1applyTo = "+(string)settings.MA1applyTo);
   Print("MA1shift = "+(string)settings.MA1shift);
   Print("MA2on = "+(string)settings.MA2on);
   Print("MA2period = "+(string)settings.MA2period);
   Print("MA2method = "+(string)settings.MA2method);
   Print("MA2applyTo = "+(string)settings.MA2applyTo);
   Print("MA2shift = "+(string)settings.MA1shift);
   Print("ShowChannel = "+(string)settings.ShowChannel);
   Print("DonchianPeriod = "+(string)settings.DonchianPeriod);
   Print("BBapplyTo = "+(string)settings.BBapplyTo);
   Print("BBperiod = "+(string)settings.BollingerBandsPeriod);
   Print("BBdeviations = "+(string)settings.BollingerBandsDeviations);
   Print("SuperTrendPeriod = "+(string)settings.SuperTrendPeriod);
   Print("SuperTrendMultiplier = "+(string)settings.SuperTrendMultiplier);

   Print("UsedInEA = "+(string)UsedInEA);
   
}