Add filter news to my ea grid

hello i would add a news filter with these parameters and more if you have advice.

the ea work with a grid system!

- 'News Filter Enabled' - on/off News Filter. 
- 'Wait Minutes Before/After Event' - suspend trading before/after the news. 
- 'Disable Trading on Holidays' - enable/disable trading on bank holidays according to the real-time Economic Calendar forexfactory.com   

 
-high impact - 3 stars news

'Medium Impact News' - enable/disable news events with medium impact (2 stars news). 
- 'Low Impact News' - enable/disable news events with low impact (1 star news). 
- 'Speaks' - if false, then the EA will not take into account news events marked as Speeches/Speaks. 

[-Currency pair] - optional parameter specifying which currency pair the rule applies to. For example -EURUSD. 

and set the time zone automatically