EW - levelManager

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

public class levelManager : MonoBehaviour
{

    public Object emu;
    public Object emutype2;
    Object CurSpawn;

    public Transform Spawn1;
    public Transform Spawn2;
    public Transform Spawn3;
    public Transform Spawn4;
    Transform CurTrans;

    private float SpawnInterval;
    int x = 1;
    List<string> CurrentLevel;
    string CurrentLine;
    string CurrentString;
    char val1;
    char val2;
    private float timer;

    private void Start()
    {
        //combine with menu to switch level loaded
        SetInterval(levels.L1);
    }

    private void Update()
    {
        timer += Time.deltaTime;
        if (timer > SpawnInterval)
        {
            //combine with menu to switch level loaded
            SpawnEnem(levels.L1);
            timer = 0;
        }
    }

    private void SetInterval(List<string> level)
    {
        SpawnInterval = float.Parse(level[0]);
    }
    private void SpawnEnem(List<string> level)
    {
        if (x < level.Count)
        {
            CurrentLine = level[x];
            if (CurrentLine != "n")
            {
                string[] words = CurrentLine.Split(' ');
                for (int i = 0; i <= words.Length - 1; i++)
                {
                    CurrentString = words[i];
                    val1 = CurrentString[0];
                    val2 = CurrentString[1];
                    switch (val1)
                    {
                        case 'e':
                            CurSpawn = emu;
                            break;
                        case 'w':
                            CurSpawn = emutype2;
                            break;
                    }
                    switch (val2)
                    {
                        case '1':
                            CurTrans = Spawn1;
                            break;
                        case '2':
                            CurTrans = Spawn2;
                            break;
                        case '3':
                            CurTrans = Spawn3;
                            break;
                        case '4':
                            CurTrans = Spawn4;
                            break;
                    }
                    Instantiate(CurSpawn, CurTrans.position, CurTrans.rotation);
                }

            }
            x += 1;
        }
    }
}