Pokémon project

I’m making a pokémon game but i have run into a few snags. I don’t know AS, I don’t have the backgrounds, but i do have the sprites. So this is gonna be a sort of collab someone help!
(1)How do I make the man (R/S man) do the walk down, left, up, right?
(2)How do I do a random event?
(3)How do I actually do the battles?
(4)How do I rooms? and you go into them?
(5)How do you get a backpac option (where you get stuff out your backpack)?
(6)How do i get Certain Pokémon that you can catch?