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

public class InsectSpawner : MonoBehaviour {

    public GameObject[] insectPrefabsArray;
    public float spawnCooldown = 3;
    private bool isTimeToSpawn = true;

    void Start () {
        if(insectPrefabsArray.Length == 0)
        {
            Debug.LogError("Add some insects to spawner!");
        }
    }

    void Update () {
        if(isTimeToSpawn)
        {
            SpawnInsect();
        }
    }

    private void SpawnInsect()
    {
        foreach(GameObject insectPrefab in insectPrefabsArray)
        {
            if (insectPrefab == null) break;
            //if (UnityEngine.Random.value <= (1f / 3f))
            if (true)
            {
                Vector3 spawnPoint = GenerateSpawnPoint();
                Instantiate(insectPrefab, spawnPoint, Quaternion.identity);
                isTimeToSpawn = false;
                break;
            }
        }
        StartCoroutine(SpawnCooldown());
    }

    private static Vector3 GenerateSpawnPoint()
    {
        float x = UnityEngine.Random.Range(1, 6);
        float y = UnityEngine.Random.Range(6, 7);
        Vector3 spawnPoint = new Vector3(x, y, 0);
        return spawnPoint;
    }


    IEnumerator SpawnCooldown()
    {
        yield return new WaitForSeconds(spawnCooldown);
        isTimeToSpawn = true;
        print("Time: " + DateTime.Now);
    }
}