Stoneblock Crytals

local p = peripheral.wrap("bottom")
local items = {
    ["minecraft:redstone_block"]="right",
    ["minecraft:nether_star"]="top",
    ["powah:blazing_crystal_block"]="front"
}

while true do
sleep(0.5)
    if p.getItemDetail(1) == nil then
        local count = 2
        for item, side in pairs(items) do
            local list = peripheral.call(side, "list")
            for k, v in pairs(list) do
                if v.name == item then
                    if item == "minecraft:redstone_block" then
                        p.pullItems(side, k, 1, count)
                        count = count + 1
                        p.pullItems(side, k, 1, count)
                        count = count + 1
                    else
                        p.pullItems(side, k, 1, count)
                        count = count + 1
                    end
                    break
                end
            end
        end
    end
end