import numpy as np
import math

#massmax = 1.2e9
massmin = 1.0e6
bins = 32  # 300
binwidth = 0.1 #math.log10(massmax/massmin)/bins
massmax = 10**(math.log10(massmin)+bins*binwidth)
eV_erg = 6.24e11

f=open('PopIII_haloes_xray-sources_distribution_30Myr_40Ms.txt','r')

fo = open('xray_source_histogram_30Myr_40Ms.txt','w')

sourcelist = []
emissionlist = []
sourcenumber = []

line = f.readline()
while line != '':
   halomass = float(line.split()[0])
   emission = float(line.split()[1])
   source = float(line.split()[2])
   sourcelist.append(halomass)
   emissionlist.append(emission/eV_erg)
   sourcenumber.append(source)
   line = f.readline()

sourcecount = np.zeros(bins+1)
totalemission = np.zeros(bins+1)
totalsource = np.zeros(bins+1)
totalhalo = np.zeros(bins+1)

for halomass,emission,source in zip(sourcelist,emissionlist,sourcenumber):
   index = int((math.log10(halomass/massmin)+0.5*binwidth)/binwidth)
   if emission <= 0:
     totalhalo[index] = totalhalo[index] + 1
   else:   
     sourcecount[index] = sourcecount[index] + 1
     totalemission[index] = totalemission[index] + emission
     totalsource[index] = totalsource[index] +source 
     totalhalo[index] = totalhalo[index] + 1

cumulation = 0.0
bin = math.log10(massmin) + 0.5*binwidth
for count,emission,source,halo in zip(sourcecount,totalemission,totalsource,totalhalo):
    cumulation = cumulation + emission
    fo.write(str(10**bin)+" "+str(count)+" "+str(emission)+" "+str(cumulation)+" "+str((source/count if count > 0 else 0))+" "+str(halo)+"\n")
    bin =  bin + binwidth

f.close()
fo.close()