-- adds some wrecked items around the map, good for MP, reduces total resources pulled from factory, and adds incentive to push out

local Token = require "utils.global_token"

local wreck_item_pool = {
	{name = "iron-gear-wheel", count = 32},
	{name = "iron-plate", count = 64},
	{name = "rocket-control-unit", count = 1},
	{name = "atomic-bomb", count = 1},
	{name = "rocket-fuel", count = 7},
	{name = "coal", count = 8},
	{name = "rocket-launcher", count = 1},
	{name = "rocket", count = 32},
	{name = "copper-cable", count = 128},
	{name = "land-mine", count = 64},
	{name = "railgun", count = 1},
	{name = "railgun-dart", count = 128},
	{name = "fast-inserter", count = 8},
	{name = "stack-filter-inserter", count = 2},
	{name = "belt-immunity-equipment", count = 1},
	{name = "fusion-reactor-equipment", count = 1},
	{name = "electric-engine-unit", count = 8},
	{name = "exoskeleton-equipment", count = 1},
	{name = "rocket-fuel", count = 10},
	{name = "used-up-uranium-fuel-cell", count = 3},
	{name = "uranium-fuel-cell", count = 2},
	{name = "power-armor", count = 1},
	{name = "modular-armor", count = 1},
	{name = "water-barrel", count = 4},
	{name = "sulfuric-acid-barrel", count = 6},
	{name = "crude-oil-barrel", count = 8},
	{name = "energy-shield-equipment", count = 1},
	{name = "explosive-rocket", count = 32}
}

local entity_list = {
	{name = "big-ship-wreck-1", chance = 35000, force = "player"},
	{name = "big-ship-wreck-2", chance = 45000, force = "player"},
	{name = "big-ship-wreck-3", chance = 55000, force = "player"}
}

local callback =
	Token.register(
	function(entity)
		entity.health = math.random(entity.health)

		entity.insert(wreck_item_pool[math.random(#wreck_item_pool)])
		entity.insert(wreck_item_pool[math.random(#wreck_item_pool)])
		entity.insert(wreck_item_pool[math.random(#wreck_item_pool)])
	end
)

return function(x, y, world)
	local ship = entity_list[math.random(#entity_list)]

	if math.random(ship.chance) ~= 1 then
		return nil
	end

	ship.callback = callback

	return ship
end