So hey I'm a freaking N00b, and I read for hrs so, what I want to do is whole joystick from scratch and 3D printed.*picture

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I dont have the code to program the thing but what I figure I'll need so far is> CD4021B CD4021BE CD4021 DIP-16 // TLE5010 SOP-8 TLE5010G SOP 5010 SOP8 // 74HC165D CD4021 DIY // Pro Micro Atmega32u4 // am I missing somthing? need some guides here plz :P THKS IN ADVANCE!