#include "SetNeighborTileBehavior.h"
#include "CreateArtistTileBehavior.h"
#include "Artist.h"
#include "DeleteArtistTileBehavior.h"
#include "Tile.h"

using namespace std;

void SetNeighborTileBehavior::step(Artist * artist) {
	this->interactions++;
	if (this->offset.x != 0 || this->offset.y != 0) return;
	if (artist == nullptr) return;

	if (artist->data.vx == 0) this->offset.x = 1;
	if (artist->data.vy == 0) this->offset.y = 1;
}

static void update_neighbor(Tile & here, const XY & offset) {
	if (offset.x == 0 && offset.y == 0) return;
	Tile * neighbor = here.get_neighbor(offset);
	if (neighbor == &here) return;
	if (neighbor == nullptr) return;

	neighbor->set_type(SetNeighborTileBehavior::type);
	// neighbor->set_type(DeleteArtistTileBehavior::type);
}

void SetNeighborTileBehavior::update(Tile & tile) {
	if (this->interactions < 1) return;

	update_neighbor(tile, this->offset);
	update_neighbor(tile, -this->offset);

	tile.set_type(CreateArtistTileBehavior::type);
}