-- for _, ammo in pairs{data.raw["ammo"]["artillery-shell"], data.raw["fluid-turret"]["flamethrower-turret"].attack_parameters} do
	-- local action_delivery = ammo.ammo_type.action.action_delivery
	-- action_delivery.source_effects = 
	-- {
		-- action_delivery.source_effects, -- current effect
		-- {type = "script", effect_id = "turret-consume-energy"}
	-- }
-- end
 


-- tbl[field] should be nil, a single Trigger, or an array of Trigger's
-- (Also works for TriggerDelivery's, and TriggerEffect's)
-- get_trigger will either return on of the triggers, or return default_trigger, after storing it in tbl[field]

function get_trigger(tbl, field, default_trigger)
	if not tbl[field] then -- no Triggers
		tbl[field] = default_trigger
		return tbl[field]
	elseif tbl[field].type then -- not an array
		return tbl[field]
	elseif #tbl[field] > 0 then -- non-empty array of Triggers
		return tbl[field][#tbl[field]] -- use the last Trigger
	else -- should be an empty array
		table.insert(tbl[field], default_trigger)
	end 
	return tbl[field][1] 
end

for _, ammo in pairs{data.raw["ammo"]["artillery-shell"], data.raw["fluid-turret"]["flamethrower-turret"].attack_parameters} do
	local action = get_trigger(ammo.ammo_type, "action", {type = "direct"})
	local action_delivery = get_trigger(action, "action_delivery", {type = "instant"})
	insert_trigger(action_delivery, "source_effects", {type = "script", effect_id = "turret-consume-energy"}) 
end



-- Альтернативный вариант

-- -- Similar, but inserts a new trigger
-- function insert_trigger(tbl, field, new_trigger)
	-- if not tbl[field] then
		-- tbl[field] = new_trigger
	-- elseif tbl[field].type then -- not an array, turn it into one
		-- tbl[field] = {tbl[field], new_trigger}
	-- else -- should be an array
		-- tbl.insert(tbl[field], new_trigger)
	-- end		
	-- return new_trigger 
-- end

-- for _, ammo in pairs{data.raw["ammo"]["artillery-shell"], data.raw["fluid-turret"]["flamethrower-turret"].attack_parameters} do
	-- local action = insert_trigger(ammo.ammo_type, "action", {type = "direct"})
	-- local action_delivery = insert_trigger(action, "action_delivery", {type = "instant"})
	-- insert_trigger(action_delivery, "source_effects", {type = "script", effect_id = "turret-consume-energy"}) 
-- end