/****************************************************************************
** ui.h extension file, included from the uic-generated form implementation.
**
** If you want to add, delete, or rename functions or slots, use
** Qt Designer to update this file, preserving your code.
**
** You should not define a constructor or destructor in this file.
** Instead, write your code in functions called init() and destroy().
** These will automatically be called by the form's constructor and
** destructor.
*****************************************************************************/


void QmuSRSim::fileNew()
{

}


void QmuSRSim::fileOpen()
{
    my $file=Qt::FileDialog::getOpenFileName(
	    ".",
	    "Initialization file (.* *.*)",
	    this,
	    "open file dialog",
	    "Choose an initialization file");
    
# If the user gave a valid filename try to read it
    if ($file ne "") {
	open (INF,q{<},"$file" );
	my @lines = <INF>;
	close(INF);
	my $Attrib="";
	foreach my $line (@lines) {
# Remove white spaces
	    $line =~ s/\s+//g;
	    my @InitPar = split (/=/,$line);
# Check it is not empty or title line
	    if ($InitPar[0] ne "" && $InitPar[1] ne "") {
		$Attrib = child($InitPar[0]);
		$Attrib->setText($InitPar[1]);
	    }
	}
    }
}


void QmuSRSim::fileSave()
{
    my %All=CreateAllInput();
    my $InitFile="";
    for my $key (keys %All) {
	$InitFile=$InitFile.$key."=".$All{$key}."\n";
    }

# Save to default file name "TriumSP.cfg"
     my $file = "musrSim.cfg";
     open (OUTF,q{>},"$file" );
     print OUTF (" $InitFile");
     close(OUTF);
}


void QmuSRSim::fileSaveAs()
{
    my %All=CreateAllInput();
    my $InitFile="";
    for my $key (keys %All) {
	$InitFile=$InitFile.$key."=".$All{$key}."\n";
    }

    my $file=Qt::FileDialog::getSaveFileName(
            "musrSim cfg",
            "musrSim GUI Initialization file (*.cfg)",
            this,
            "save file dialog",
            "Choose a filename to save under");
# if the user gave a filename then sanesave  copy to it
    if ($file ne "") {
	open (OUTF,q{>},"$file" );
	print OUTF (" $InitFile");
	close(OUTF);
    }
}


void QmuSRSim::filePrint()
{

}


void QmuSRSim::fileExit()
{
    my $Ans = Qt::MessageBox::question( this, "Quit?","Are you sure you want to quit?","&Yes","&No","",0,1);
    if ($Ans==0) {
# Then quit
	Qt::Application::exit( 0 );
  }
# Otherwize go back
}


void QmuSRSim::editUndo()
{

}


void QmuSRSim::editRedo()
{

}


void QmuSRSim::editCut()
{

}


void QmuSRSim::editCopy()
{

}


void QmuSRSim::editPaste()
{

}


void QmuSRSim::editFind()
{

}


void QmuSRSim::helpIndex()
{

}


void QmuSRSim::helpContents()
{

}


void QmuSRSim::helpAbout()
{
    my $AboutText="
		  This is a GUI that uses the muSRSim binary, to simulate the LEM muon
		  beam properties. 
		  
		  This software is free software: you can redistribute it and/or modify
		  it under the terms of the GNU General Public License as published by
		  the Free Software Foundation, either version 3 of the License, or
		  (at your option) any later version.
		  
		  This software is distributed in the hope that it will be useful,
		  but WITHOUT ANY WARRANTY; without even the implied warranty of
		  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
		  GNU General Public License for more details.
		  
		  You should have received a copy of the GNU General Public License
		  along with MuSRFitGUI.  If not, see <http://www.gnu.org/licenses/>.
		  
		  Copyright 2011 by Zaher Salman and the LEM Group.
		  <zaher.salman\@psi.ch>
		  ";
    my $AboutWindow = Qt::MessageBox::information( this, "About QmuSRSim GUI",$AboutText);

}

void QmuSRSim::CreateAllInput()
{
    my %All=();
    my @AllParams= ("L1","L3","TL","BFIELD","RA_T","RA_B","RA_R","RA_L","SR_B","SR_E","ENERGY",
		    "L1_2","L2_2","L3_2","BFIELD_2","RA_T_2","RA_B_2","RA_R_2","RA_L_2","ENERGY_2");
    foreach my $Param (@AllParams) {
	my $Child = child($Param);
	my $Value = $Child->text;
	$All{$Param}=$Value;
#	print "$Param=".$All{$Param}."\n";
    }
# Return Hash with all important values
    return %All;  
}



void QmuSRSim::StartCalc()
{
    my %All=CreateAllInput();
    my $Page = Tabs->currentPageIndex;
    my %ToReplace=();
    my @SpaceHolder=();
    my $FName="SRBeamLine.mac";
# 0 for spin rotator and 1 for current.
    if ($Page == 0) {
	%ToReplace= (
		"L1"=>"L1VOLTAGE",
		"L3"=>"L3VOLTAGE",
		"TL"=>"TLVOLTAGE",
		"BFIELD"=>"SAM_BFIELD",
		"RA_T"=>"RA_TVOL",
		"RA_B"=>"RA_BVOL",
		"RA_R"=>"RA_RVOL",
		"RA_L"=>"RA_LVOL",
		"SR_B"=>"SR_BFIELD",
		"SR_E"=>"SR_EFIELD",
		"ENERGY"=>"ENERGY"
		);
# Use the following template
	$FName="SRBeamLine.mac";
    } elsif ($Page == 1) {
	%ToReplace= (
		"L1_2"=>"L1VOLTAGE",
		"L2_2"=>"L2VOLTAGE",
		"L3_2"=>"L3VOLTAGE",
		"BFIELD_2"=>"SAM_BFIELD",
		"RA_T_2"=>"RA_TVOL",
		"RA_B_2"=>"RA_BVOL",
		"RA_R_2"=>"RA_RVOL",
		"RA_L_2"=>"RA_LVOL",
		"ENERGY_2"=>"ENERGY"
		);
# Use the following template
	$FName="CBeamLine.mac";
    }
    
    open(MACF,"$FName");
    my @lines=<MACF>;
    close(MACF);
    
    for my $key (keys %ToReplace) { 
# Need to check values of replace parameters...
	map(s/$ToReplace{$key}/$All{$key}/, @lines);
	print "Replacing \t".$ToReplace{$key}."\t by \t".$All{$key}."\n";
   }
    
    open(NEWMACF,">1000.mac");
    print NEWMACF @lines;
    close(NEWMACF);
    
    my $DIR=`pwd`;
    chomp $DIR;
    my $SimDIR="~/LEM/simulation/geant4/musrSim";
    my $SYSROOT="/usr/local";
    my $cmd="cd $SimDIR; . /usr/local/geant4/4.9.3/env.sh; export SYSROOT=$SYSROOT; cd run; $SimDIR/bin/Linux-g++/musrSim $DIR/1000.mac";
    system("$cmd");
   
}