sorty

while true
do
    os.pullEvent("redstone")
    while rs.getInput("back")
    do
        turtle.suckUp(64)
        if turtle.getItemCount() >= 1 then
            if turtle.getItemDetail().name == "minecraft:stick" then
                turtle.dropDown(turtle.getItemCount(1))
            elseif turtle.getItemDetail().name == "minecraft:apple" then
                turtle.dropDown(turtle.getItemCount(1))
            elseif turtle.getItemDetail().name == "minecraft:oak_log" then
                turtle.drop(turtle.getItemCount(1))
            elseif turtle.getItemDetail().name == "minecraft:oak_sapling" then
                turtle.turnLeft()
                turtle.drop(turtle.getItemCount(1))
                turtle.turnRight()
            end
        end
        rednet.open("left")
        if rednet.receive() == "refill" then
            turtle.suck(16)
            turtle.craft(64)
            turtle.turnLeft()
            turtle.drop(64)
            turtle.turnRight()
        elseif rednet.receive() == "good" then
            sleep(1)
        end
    end
end