#include "thdm.h"
#include <cmath>
#include <string>
#include <TCanvas.h>
#include <TPaveText.h>
#include <TString.h>
#include <TStyle.h>
#include <TGraph2D.h>
#include <TH2.h>

using namespace std;


void xsratiovsm(double cba, int type, int tb=10, std::string mode = "VBF") {
  thdm t;

  std::string ref("ggF");
  if (mode == "VH") ref += " + VBF + VH + bbH";
  else if (mode == "VBF") ref += " + VBF";

  TGraph2D* width = new TGraph2D(100);
  width->SetTitle("; m_{H};tan#beta;#sigma * BR");
  width->SetDirectory(0);

  int ipt(0);
  double epsilon(0.00001);
  while (t.next()) {

    //std::cout << t.mH << std::endl;
    if (t.type == type  &&                                                                        
	// mH == mA == mCh 
	fabs(t.mA-t.mH) < epsilon &&                                                             
	fabs(t.mH-t.mCh) < epsilon &&
	// mass
	t.mH < 1000 + epsilon  &&                                                                   
	// cba/tanb
	t.cosba() > cba-epsilon && t.cosba() < cba+epsilon     &&     
	t.tanb < tb+epsilon && t.tanb > 0.5-epsilon                                               
	// theory constraints status
	// && t.status == 0
	){                             

      float xs(0);
      float xsref = t.xsec_H_gg;
      if (mode == "VBF") xs = t.xsec_H_VBF;
      else if (mode == "VH") {
	if (t.mH > 500 + epsilon) continue;
	xs = t.xsec_H_ZH + t.xsec_H_WH;
	xsref += t.xsec_H_VBF;
	xsref += t.xsec_H_bb;
      }                            
      width->SetPoint(ipt++, t.mH,t.tanb,(xs / (xsref + xs)) * 100);
    }
  }

  std::cout << "Plotting ..." << std::endl;
  t.label->AddText(Form("#sigma_{%s}/#sigma_{%s} [%%]     #bf{#it{ATLAS}} Internal, SusHi+2HDMC, Type %d, cos(#beta-#alpha)=%.1f", mode.c_str(), ref.c_str(), type,cba));
  TString fn = Form("xsectratio_%s_mH_vs_tanb_type%d_cba_%.1f_tanb_%d", mode.c_str(), type, cba, tb);
  TCanvas* canvas = new TCanvas("","",800,600);
  gStyle->SetPaintTextFormat(".1f");      
  //gStyle->SetPalette(4,0);
  width->SetMarkerSize(0.7);
  width->Draw("COLZ");  
  width->Draw("TEXT SAME");  
  //gPad->SetLogy(true);
  gPad->RedrawAxis();
  t.label->Draw();
  canvas->SaveAs("plots/"+fn+".eps");
  canvas->Print("plots/"+fn+".png");
  delete canvas;
}

void xsratio(int m, int type, int tb=10, std::string mode = "VBF") {
  thdm t;

  std::string ref("ggF");

  if (mode == "VH") ref += " + VBF + VH + bbH";
  else if (mode == "VBF") ref += " + VBF";

  TGraph2D* width = new TGraph2D(100);
  width->SetTitle("; m_{H};tan#beta;#sigma * BR");
  width->SetDirectory(0);

  int ipt(0);
  double epsilon(0.00001);
  while (t.next()) {

    //std::cout << t.mH << std::endl;
    if (t.type == type  &&                                                                        
	// mH == mA == mCh 
	fabs(t.mA-t.mH) < epsilon &&                                                             
	fabs(t.mH-t.mCh) < epsilon &&
	// mass
	fabs(t.mH-m) < epsilon  &&                                                                   
	// cba/tanb
	fabs(t.cosba()) < 0.99+epsilon     &&                                                        
	t.tanb < tb+epsilon && t.tanb > 0.5-epsilon                                               
	// theory constraints status
	// && t.status == 0
	){                                   

      float xs(0);
      float xsref = t.xsec_H_gg;
      if (mode == "VBF") xs = t.xsec_H_VBF;
      else if (mode == "VH") {
	xs = t.xsec_H_ZH + t.xsec_H_WH;
	xsref += t.xsec_H_VBF;
	xsref += t.xsec_H_bb;
      }
                                    
      width->SetPoint(ipt++, t.cosba(),t.tanb,(xs / (xsref + xs)) * 100);
    }
  }

  std::cout << "Plotting ..." << std::endl;
  t.label->AddText(Form("#sigma_{%s}/#sigma_{%s} [%%]    #bf{#it{ATLAS}} Internal, SusHi+2HDMC, Type %d, m_{H}=%d", mode.c_str(), ref.c_str(), type, m));
  TString fn = Form("xsectratio_%s_cosba_vs_tanb_type%d_%d_tanb_%d", mode.c_str(), type, m, tb);
  TCanvas* canvas = new TCanvas("","",800,600);
  gStyle->SetPaintTextFormat(".1f");      
  //gStyle->SetPalette(4,0);
  width->SetMarkerSize(0.7);
  width->Draw("COLZ");  
  width->Draw("TEXT SAME");  
  //gPad->SetLogy(true);
  gPad->RedrawAxis();
  t.label->Draw();
  canvas->SaveAs("plots/"+fn+".eps");
  canvas->Print("plots/"+fn+".png");
  delete canvas;
}

int main() {
  std::string mode("VH");

  xsratiovsm(0.1, 1, 10, mode);
  xsratiovsm(-0.1, 1, 10, mode);
  xsratiovsm(0.1, 2, 10, mode);
  xsratiovsm(-0.1, 2, 10, mode);

  xsratio(200, 1, 10, mode);
  xsratio(300, 1, 10, mode);
  xsratio(200, 2, 10, mode);
  xsratio(300, 2, 10, mode);
}