Hopefully I'm pregnant

So lately I've been feeling sick nausea in the mornings and feeling crappy and such me and my boyfriend been trying to have a baby lately I work as a CNA and I completely threw up when a smell instantly hit my nose never have this happened and I smelt worst then that smell....like I hope I'm pregnant it would be such a relief & a blessing we been trying for awhile I was on depo shots and they zapp my eggs for awhile my dr said even when I stopped getting the shot it will take 3-5+ months for it to be completely out of my system and for me to ovulate we been trying for a year i should start my period in a week ...we'll see 😇😇☺️