Powah Automation

function getItem(itemName)
    local inChest = peripheral.wrap("left")
    local size = inChest.size()

    for i=1, size do
        local contents = inChest.getItemDetail(i)

        if (contents ~= nil) then
            if (contents.name == itemName) then
                inChest.pushItems("top", i, 1)
                break
            end
        end
    end

end



local orb = peripheral.wrap("top")
local inChest = peripheral.wrap("left")
local outChest = peripheral.wrap("right")
local size = inChest.size()

while true do
    local finishSlot = orb.getItemDetail(1)
    local orbSlot1 = orb.getItemDetail(2)
    local orbSlot2 = orb.getItemDetail(3)
    local orbSlot3 = orb.getItemDetail(4)
    local orbSlot4 = orb.getItemDetail(5)
    local orbSlot5 = orb.getItemDetail(6)
    local orbSlot6 = orb.getItemDetail(7)

    if (orbSlot1 == nil and finishSlot == nil) then
        for i=1, size do
            local contents = inChest.getItemDetail(i)
            if (contents ~= nil) then
                if (contents.name == "minecraft:diamond" or contents.name == "minecraft:emerald" or contents.name == "minecraft:blaze_rod" or contents.name == "minecraft:iron_ingot"
                or contents.name == "minecraft:nether_star" or contents.name == "minecraft:blue_ice" or contents.name == "minecraft:ender_eye" or contents.name == "powah:uraninite_raw") then
                    inChest.pushItems("top", i, 1)
                    break
                end
            end
        end
    elseif (orbSlot1 ~= nil and orbSlot1.name == "minecraft:iron_ingot") then
        --Iron ingots for energized steel
        local goldSlot = orb.getItemDetail(3)

        if (goldSlot == nil) then
            getItem("minecraft:gold_ingot")
        end
    elseif (orbSlot1 ~= nil and orbSlot1.name == "minecraft:nether_star") then
        if orbSlot2 == nil then
            getItem("minecraft:redstone_block")
        elseif orbSlot3 == nil then
            getItem("minecraft:redstone_block")
        elseif orbSlot4 == nil then
            getItem("powah:blazing_crystal_block")
        end
    elseif (orbSlot1 ~= nil and orbSlot1.name == "minecraft:blue_ice") then
        if orbSlot2 == nil then
            getItem("minecraft:blue_ice")
        end
    elseif (orbSlot1 ~= nil and orbSlot1.name == "minecraft:ender_eye") then
        if orbSlot2 == nil then
            getItem("powah:dielectric_casing")
        elseif orbSlot3 == nil then
            getItem("powah:capacitor_basic_tiny")
        end
    elseif (finishSlot ~= nil) then
        if (finishSlot.name == "powah:steel_energized" or finishSlot.name == "powah:crystal_spirited"
         or finishSlot.name == "powah:crystal_niotic" or finishSlot.name == "powah:crystal_blazing" or finishSlot.name == "powah:crystal_nitro" or finishSlot.name == "powah:dry_ice"
         or finishSlot.name == "powah:ender_core" or finishSlot.name == "powah:uraninite") then
            orb.pushItems("right", 1)
        end
    end
end