race

using UnityEngine;
using System.Collections;
using System.Collections.Generic;

public class Race : MonoBehaviour {

    public List<GameObject> checkPoints;
    public List<GameObject> cars;
    public List<int> laps;
    public List<int> cur_checkpoint;
    public List<int> winners;
    public int lapsToWin;

    void start()
    {
        for (int x = 0; x < cars.Count; x ++) //init the winners list to have a slot for each car (set to -1 to show that the slot is not used yet)
        {
            winners.Add(-1);
            cur_checkpoint.Add(-1);
            cars[x].GetComponent<Dot_Truck_Controller>().ID = x; //set car IDs
        }
    }

    public bool addLap (int ID) //this method adds a lap, and returns true if the race is finished and adds the car to winners
    {
        if (laps[ID] + 1 < lapsToWin)
        {
            laps[ID]++;
            return false;
        }
        else
        {
            addToWinners(ID);
            return true;
        }
    }

    public bool addCheckPoint(int ID) //this method adds a checkpoint for a car, and if it makes a complete lap it adds a lap and  ressets the checkpoint count. returns true if race is finished.
    {
        if (cur_checkpoint[ID] + 1 < checkPoints.Count - 1)
        {
            cur_checkpoint[ID]++;
            return false;
        }
        else
        {
            cur_checkpoint[ID] = 0;
            return addLap(ID);
        }
    }

    public bool testIfDone() //check if the race is complete
    {
        bool test = false;
        for (int x = 0; x < winners.Count; x ++)
        {
            if (winners[x] == -1)
            {
                test = true;
            }
        }
        return !test;
    }

    public void addToWinners(int ID) //this method adds the car to the winners list at the top
    {
        bool placed = false;
        for (int x = 0; x < winners.Count; x ++)
        {
            if (!placed && winners[x] == -1)
            {
                winners[x] = ID;
                placed = true;
            }
        }
        broadcast(ID, Broadcast.raceFinished);
    }

    public void addToLosers(int ID) //this method adds the car to the winners list at the bottom
    {
        bool placed = false;
        for (int x = winners.Count - 1; x >= 0; x--)
        {
            if (!placed && winners[x] == -1)
            {
                winners[x] = ID;
                placed = true;
            }
        }
        broadcast(ID, Broadcast.carWasted);
    }

    public List<bool> checkCheckPoint(int car_ID, int checkPoint_ID) //this checks if the passed checkpoint is the next one, and returns true if it is then adds it. If this ends the race, it sends a second bool of true, otherwise it is false.
    {
        List<bool> bools = new List<bool>();
        bools[0] = false;
        bools[1] = false;
        if (checkPoint_ID == cur_checkpoint[car_ID] + 1)
        {
            bools[1] = addCheckPoint(car_ID);
            bools[0] = true;
        }
        return bools;
    }

    public void broadcast(int ID, Broadcast message)
    {
        for (int x = 0; x < cars.Count; x ++)
        {
            cars[x].GetComponent<Dot_Truck_Controller>().Broadcast(ID, message);
        }
    }


}

public enum Broadcast
{
    raceFinished,
    carWasted,
    checkPointCalled
}