flib = require("__flib__.table")
require('scripts.constants')

--Credit to modo-lv for submitting the following code
if mods["nullius"] then
	-- Place combinator in the same subgroup as the regular train stop
	data.raw["recipe"][COMBINATOR_NAME].subgroup = data.raw["train-stop"]["train-stop"].subgroup
	data.raw["item"][COMBINATOR_NAME].subgroup = data.raw["item"]["train-stop"].subgroup
	-- Nullius makes modded technologies part of its research tree
	-- Place combinator in the same place on the research tree as LTN
	table.insert(data.raw.technology["nullius-broadcasting-1"].prerequisites, "cybersyn-train-network")
end


if mods["nullius"] then
		--Credit to modo-lv for submitting the following code
    -- Place combinator in the same subgroup as the regular train stop
    data.raw["recipe"][COMBINATOR_NAME].subgroup = data.raw["train-stop"]["train-stop"].subgroup
    data.raw["item"][COMBINATOR_NAME].subgroup = data.raw["item"]["train-stop"].subgroup
    -- Nullius makes modded technologies part of its research tree
    -- Place combinator in the same place on the research tree as LTN
    table.insert(data.raw.technology["nullius-broadcasting-1"].prerequisites, "cybersyn-train-network")
else
	-- Reset the combinator recipe back to arithmetic combinator recipe in case a mod has changed it
	local recipe = flib.deep_copy(data.raw["recipe"]["arithmetic-combinator"].ingredients)
	for k, _ in pairs(recipe) do
		local mult = 2
		for i, _ in pairs(recipe) do
			if recipe[k][i] == "copper-cable" then
				mult = 4
				break;
			end
		end
		for i, _ in pairs(recipe) do
			if type(recipe[k][i]) == "number" then
				recipe[k][i] = mult*recipe[k][i]
			end
		end
	end
	data.raw["recipe"][COMBINATOR_NAME].ingredients = recipe
end