struct playerres extends array
    {
        void gold (int add)
        {
       	    SetPlayerState(Player(?), PLAYER_STATE_RESOURCE_GOLD, GetPlayerState(Player(?), PLAYER_STATE_RESOURCE_GOLD)+add)
        }
    }
    
    void test ()
    {
        playerres pr = playerres[2]
        pr.gold(5)
    }

int structn = -1
for(int i = 0; i < 14; i++){
	if (this == playerres[i]){
		structn = i
		break
	}
}
if (structn != -1){
	// actions
}

struct A {}

A object = A.create()
int id = object

    int magic = 0
    
    struct playerres extends array
    {
        void gold (int add)
        {
            SetPlayerState(Player(magic), PLAYER_STATE_RESOURCE_GOLD, GetPlayerState(Player(magic), PLAYER_STATE_RESOURCE_GOLD)+add)
        }
    }
    
    void test ()
    {
        playerres pr = playerres[2]
        magic = pr
        pr.gold(5)
    }

struct PlayerResources {

	private static thistype _instances[]
	private static int _instanceCount = 0

	static thistype New(int id) {
		thistype this = thistype.create()
		thistype._instanceCount++
		thistype._instances[_instanceCount] = this
		return this
	}
	static thistype Instance(int id) { return thistype._instances[id]; }

	int playerId

	void AddGold (int add)
	{
		SetPlayerState(Player(.playerId), PLAYER_STATE_RESOURCE_GOLD, GetPlayerState(Player(.playerId), PLAYER_STATE_RESOURCE_GOLD)+add)
	}
	void AddWood ...
	void ...


}

void Init() { // инициализация библиотеки
	int i=0
	while(i < 12) {
		PlayerResources.New(i)
	}
}



// test
PlayerResources.Instance(0).AddGold(100500); // player 0
PlayerResources.Instance(2).AddWood(9000); // player 2