Sandwich Maker

function pushIngredient (ingredientName)
    if going==true then
        for i,v in ipairs(chest.list()) do
            if v.name==ingredientName then
                station.pullItems("bottom",i,1)
                return
            end
        end
        print("Try restocking, couldn't find ",ingredientName,"!")
        going=false
        removeIngredients()
    end
end

function removeIngredients ()
    chest.pullItems("front",1)
    chest.pullItems("front",2)
    chest.pullItems("front",3)
    chest.pullItems("front",4)
    chest.pullItems("front",5)
    chest.pullItems("front",6)
end

function makeSandwich (sandwichName, count)
    going=true
    while count>0 do
        pushIngredient("minecraft:bread")
        if sandwichName=="simple" then
            pushIngredient("minecraft:cooked_chicken")
            pushIngredient("farmersdelight:onion")
            pushIngredient("farmersdelight:tomato")
        end
        if sandwichName=="complex" then
            pushIngredient("minecraft:cooked_chicken")
            pushIngredient("farmersdelight:bacon_and_eggs")
            pushIngredient("farmersdelight:onion")
            pushIngredient("farmersdelight:tomato")
        end
        if sandwichName=="super" then
            pushIngredient("minecraft:cooked_chicken")
            pushIngredient("farmersdelight:bacon_and_eggs")
            pushIngredient("farmersdelight:onion")
            pushIngredient("farmersdelight:tomato")
            pushIngredient("create_confectionery:bar_of_ruby_chocolate")
        end
        count=count-1
    end
    going=false
end

chest=peripheral.wrap("bottom")
station=peripheral.wrap("front")
going=false

while true do
    print("what kind of sandwich do you want (simple, complex, super), and how many?")
    makeSandwich(read(), tonumber(read()))
    print("Finished!")
end