using UnityEngine;
using System.Collections;

public class Water : MonoBehaviour {

    public GameObject ocean;
    bool tideRising;
    bool wavesMoving;
    Vector3 tideHighest;
    Vector3 tideLowest;
    float dayDuration;
    float outWave;
    float inWave;
    float amountRequired;

    // Use this for initialization
    void Start () {
        ocean = this.gameObject;
        tideHighest = ocean.transform.position;
        tideLowest = new Vector3(tideHighest.x, tideHighest.y - 1, tideHighest.z);
        dayDuration = 120f;
        outWave = 2f;
        inWave = 1.5f;
        amountRequired = Mathf.Floor ((dayDuration / 2) / (outWave + inWave));
        wavesMoving = false;
    }



    void tideGoesOut() {
        ocean.transform.position = Vector3.Lerp (ocean.transform.position, tideLowest, Time.deltaTime*5);
        if(ocean.transform.position.y <= tideLowest.y){
            tideRising = false;
            wavesMoving = false;
            ocean.transform.position = tideLowest;
        }
    }

    void tideComesIn() {
        ocean.transform.position = Vector3.Lerp (ocean.transform.position, tideHighest, Time.deltaTime*5);
        if (ocean.transform.position.y >= tideHighest.y) {
            tideRising = false;
            wavesMoving = false;
            ocean.transform.position = tideHighest;
        }
    }

    // Update is called once per frame
    void Update () {
        if(!wavesMoving){
            if (tideRising){
                wavesMoving = true;
                tideComesIn();
            } else {
                wavesMoving = true;
                tideGoesOut();
            }
        }
    }
}