Delay of period?

Last period ko is april 15 to 19 , usually irreg ako un ang pgkakaalam ko then i started vomiting may 1 and iniisip ko bka late lng tlga ako and then when june comes d pako dinadatnan continue pdn ung pgsusuka ko nag start ung mga symptoms na i cant take some strong smell of coffee, is there na pde kong kainin ng paonti onti. Emotionally stressed na dn po.