Univers.cs

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

public class Univers : MonoBehaviour {

    public int nbrOfSystem = 1;

    [System.Serializable]
    public class SolarSystem
    {
        public string nameOfSystem;
        public int planetsOnSystem;
        public Vector3 sunOfSystem;
        public List<GameObject> planets = new List<GameObject>();

        public void Generate()
        {
            GameObject sun = Instantiate(Resources.Load("Solar/Sun"), sunOfSystem, Quaternion.identity) as GameObject;
            sun.name = "Sun : " + nameOfSystem;
            sun.transform.parent = GameObject.Find("Univers").transform;

            for (int i = 0; i < planetsOnSystem; i++)
            {
                Vector3 planetPos = new Vector3(Random.Range(sunOfSystem.x - 200, sunOfSystem.x - 50), sunOfSystem.y, Random.Range(sunOfSystem.z - 200, sunOfSystem.z - 50));
                GameObject planet = Instantiate(Resources.Load("Solar/Planet"), planetPos, Quaternion.identity) as GameObject;
                planet.transform.parent = sun.transform;
                planet.GetComponent<Planet>().Init(sun.transform);
                planets.Add(planet);
            }
        }
    }

    public List<SolarSystem> solarSystems = new List<SolarSystem>();

    // Use this for initialization
    void Start () {
        float x = 0;
        float y = 0;
        float z = 0;

        for (int i = 0; i < nbrOfSystem; i++)
        {
            SolarSystem _solar = new SolarSystem();
            _solar.nameOfSystem = "System " + Random.Range(1, 9) + "Z" + Random.Range(1, 999);
            _solar.planetsOnSystem = Random.Range(1, 20);
            _solar.sunOfSystem = new Vector3(x, y, z);

            x += Random.Range(-3000, 3000);
            y += Random.Range(-3000, 3000);
            z += Random.Range(-3000, 3000);

            _solar.Generate();
            solarSystems.Add(_solar);
        }
    }
}