#pragma once

#include <iostream>
#include <cstdlib>
#include <chrono>
#include <cmath>
#include <vector>
#include <algorithm>

#include "app_common.h"

struct libwebsocket;
struct App{
	std::vector<User*> people_online;
	libwebsocket * uberclient{nullptr};

	std::vector<AbstractLine> lines;

	simu_type sim;
	beat_type beat;

	const float iframerate = 1.0/60.0;
	int peopleuid{0};
	int balluid{0};

	App(){
		beat.notes.emplace_back(note_type::kQuarterNote, note_info{100.0f, 100.0f});

		AbstractLine line(Vec2{50.0f, 100.0f}, Vec2{150.0f, 200.0f}, simulation::kOneWay);
		add_line(line);
	}

	void add_line(AbstractLine const & line){
		lines.push_back(line);
		for(auto & l : line.calculate_lines()){
			sim.lines.push_back(l);
		}
		for(auto & u : people_online){
			u->update_lines = true;
		}
	}

	void login(User& user){
		user.index = peopleuid++;
		people_online.push_back(&user);
	}

	void logout(User& user){
		people_online.erase(std::remove(people_online.begin(), people_online.end(), &user), people_online.end());
	}

	void update(){
		float dt = iframerate;
		sim.update(dt);
		
		for(auto n : beat.update(dt)){
			sim.balls.emplace_back(n.x, n.y, 0, 0, balluid++);
		}
	}
};