Conversion from Easylanguage to MQL5 Expert Advisor

var: eL(true), eS(true), vf(true), vf1(true), vf2(true);

//DAY FILTER*********************************************************************
if closesession(0,1)>lowsession(0,1)+((highsession(0,1)-lowsession(0,1))/3)  
then eL=True else eL=false;//NON CHIUDE NEL TERZILE INFERIORE
if closesession(0,1)<highsession(0,1)-((highsession(0,1)-lowsession(0,1))/3) 
then eS=True else eS=false;//NON CHIUDE NEL TERZILE SUPERIORE
//*******************************************************************************

//BIAS SU AUDUSD
If t>=1800 and t<=1900 //1800
and dayofweek(date)=3
And es=false 
then buy next bar at L limit;
If t=500 then sell next bar at open;

If t>=400 and t<=600 //500
and dayofweek(date)=4
And es=false   
then sellshort next bar at L stop;
If t=1300 then buytocover next bar at open;

If t>=1659 and t<=1800 //1659
and dayofweek(date)=2
And es 
then sellshort next bar at H limit;
If t=100 then buytocover next bar at open;