#include "People.h"
#include "Exception.h"
#include "util.h"

using namespace std;

People::~People() {
	for (Artist * artist : this->artists) {
		if (artist == nullptr) continue;
		delete artist;
	}
	this->artists.clear();
}

void People::add_artist(ArtistData data) {
	this->artists.push_back(new Artist(data));
}

size_t People::artists_size() {
	return this->artists.size();
}

Artist & People::get_artist(size_t index) {
	if (index >= this->artists_size())
		throw Exception("No artist with index %lu", index);
	return *this->artists[index];
}

string People::to_string() {
	string out = "";

	out += stringf("%d artists\n", this->artists_size());
	for (size_t i = 0; i < this->artists_size(); i++) {
		Artist & artist = this->get_artist(i);
		out += stringf("[%d] at (%.2f,%.2f)\n", i, artist.data.x, artist.data.y);
	}

	return out;
}

void People::update(Museum & museum) {
	for (Artist * artist : this->artists) {
		if (artist == nullptr) continue;
		artist->update(museum);
	}
}