Dont know what to think

Well AF is due on the 31st. igained like 10pounds in about a week n half ,my boobs have been kinda plump ,and sore not horribly tho ,and my stomach has been a bit itchy... ihad my period last month but it was pretty light ,iwas using pantyliners and maybe 1tampon but it was only like 3days? Iam ttc ,but AF always showed so far? But its been light? Idk besides the itching idont wanna get my hopes up... im sad igained so much wait in so little time tho): which is weird comsiderimg ijust lost my xtra weight aftrr finally getting off the depo a year ago