package fr.ntr;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;

import fr.ntr.scheduler.Scheduler;

public class AccessPoint {
    private List<User> users;
    private Scheduler scheduler;
    /**
     * nombre de slots
     */
    private static int timeSlotNb;
    /**
     * Nombre de sous-porteuses
     */
    private static int subCarrierNb;
    /**
     * trame
     */
    private ResourceBlock[][] frame;
    /**
     * Reste pour la prochaine source
     */
    private double leftForNextSource;
    /**
     * Portée minimum et maximum de l'antenne
     */
    private final double min, max;

    
    public AccessPoint(Scheduler scheduler, double min, double max) {
        this.min = min;
        this.max = max;
        this.users = new ArrayList<>();
        this.scheduler = scheduler;
        this.frame = new ResourceBlock[timeSlotNb][subCarrierNb];
    }

    /**
     * Lancer la simulation
     * @param duration
     */
    public void startSimulation(int duration, int nbUsers) {
        for (int ticks = 0; ticks < duration; ++ticks) {
            // Simulation
            reset();
            init(nbUsers, ticks);
            schedule();
            // traite les données et les enregistre dans un fichier
            analyseData();
        }
    }

    /**
     * Génération du débit et des paquets
     */
    private void init(int nbUsers, int ticks) {
        double n = 200;
        double timeInterval = 50;
        double[] distance = { 200d, 1000d };
        for (int i = 0; i < distance.length; i++) {
            for(int j = 0; j < nbUsers; j++){
                User user = new User(distance[i], timeSlotNb, subCarrierNb);
                user.generateBandwidth();
                if(ticks % timeInterval){
                    n = user.createPackets(n);

                }
                this.users.add(user);
            }
        }
    }

    private void schedule() {

    }

    private void analyseData() {

    }

    private void plotData() {

    }

    private void reset() {

    }

    public int getFrameSize() {
        return this.timeSlotNb * this.subCarrierNb;
    }

    public ResourceBlock[][] getFrame() {
        return frame;
    }

    public static int getTimeSlotNb() {
        return timeSlotNb;
    }

    public static int getSubCarrierNb() {
        return subCarrierNb;
    }
}