using UnityEngine;
using System.Collections;


public class PlayerGuns : MonoBehaviour
{
	//current bugs, when you click q when number of guns equals either 1 or 3 its still destroys guns
	//list of numbers of guns
	public int[] guns;

	public AudioClip ColtShoot;
	public AudioClip ColtShootSecond;
	public int ChooseColt = 0;

	private AudioSource source;

	public float VolumeLowRange;
	public float VolumeHighRange;


	//gameobject guns, to be added
	GameObject[] gunsobj;

	//checks what 1 2 3 was pressed
	public float numberofguns;


	public float primaryammo;
	public float secondaryammo;

	//delay between shots for colt
	public float coltbetweenshots;
	//how long it takes to reload with colt
	public float reloadcolttime;
	//how big a colt clip is
	public float coltclip;
	//the damage the colt inflicts to enemy
	public float coltdamage;
	//the colt has not fired at start
	private bool firedcolt = false;
	//range of colt
	public float rangeofcolt;
	//how much reloadcolt
	public float reloadcolt = 8;
	private bool dontreloadeveryupdatecolt = false;
	public bool reloadedcolt = false;

	//time it takes to swing hammer
	public float hammerbetweenshots;
	//the damage the hammer deals
	public float hammerdamage;
	//the hammer has not fired at start
	public bool firedhammer = false;

	//check if the player collided with colt
	public bool collidedwithcolt;
	public bool collidedwithhammer;
	//check if the colt was already created
	public bool createdguncolt;
	public bool createdhammer;
	//just a double check for the colt
	public bool doublecheckcolt;

	//fake colt gameobject
	private GameObject fakecolt;

	private GameObject fakehammer;



	//player gameobject
	public GameObject player;
	//hand gameobject or what the gun goes to when it was created
	public GameObject hand;
	//were the coltprefab spawns when the player clicks q
	public GameObject dropit;
	//the fakecolt prefab that is in the players hand
	public GameObject fakecoltprefab;
	//the fakehammerofdeath prefab that is in the players hand
	public GameObject fakehammerprefab;
	//the colt that is in the ground and not in the players hand
	public GameObject coltprefab;
	//the hammerofdeath that is in the ground and not in the players hand
	public GameObject hammerprefab;
	//camera
	public GameObject hidingcamera;

	public Transform barrel;


	//public LayerMask layermask = -1;



	void Awake ()
	{
		source = GetComponent <AudioSource>();
	}

	void Start ()
	{
		numberofguns = 1;
		//find player
		player = GameObject.Find("Player");
		//gun named colt has never been created
		createdguncolt = true;
		createdhammer = true;
	}

	//if you collide guns, if you wanna create new ones just copy and paste with different tag
	void OnTriggerEnter(Collider other)
	{
		//if you collide with a gameobject with the tag "Colt"
		//If key E is down
		//guns[2] == 1 is the type of gun 2 as hand and 1 as the type of gun in hand
		if(other.gameObject.tag == "Colt" && (Input.GetKey(KeyCode.E) && !(guns[2] == 1)))
		{
			guns[2] = 1;
			collidedwithcolt = true;
			//player has collided with colt
			fakecolt = Instantiate(fakecoltprefab) as GameObject;
			fakecolt.transform.position = hand.transform.position;
			fakecolt.transform.parent = hand.transform;
			fakecolt.transform.rotation = player.transform.rotation;
			//create a fake colt in the players general direction
			Destroy (other.gameObject);

			//destorying the fake object
			Debug.Log("I have picked up a gun with the tag colt and pressed E");
		}
		else
		{
			collidedwithcolt = false;
		}
		if(other.gameObject.tag == "hammerofdeath" && (Input.GetKey(KeyCode.E) && !(guns[3] == 1)))
		{
			Debug.Log("Collided with hammer");
			guns[3] = 1;
			collidedwithhammer = true;
			//player has collided with colt
			fakehammer = Instantiate(fakehammerprefab) as GameObject;
			fakehammer.transform.position = hand.transform.position;
			fakehammer.transform.parent = hand.transform;
			fakehammer.transform.rotation = player.transform.rotation;
			//create a fake colt in the players general direction
			Destroy (other.gameObject);

			//destorying the fake object
			Debug.Log("I have picked up a gun with the tag hammer and pressed E");
		}
		else
		{
			collidedwithhammer = false;
		}
		//double checking if the colt is in the players hand
		if(other.gameObject.tag == "fakecolt")
		{
			doublecheckcolt = true;;
		}
		else
		{
			doublecheckcolt = false;
		}

	}
	IEnumerator FireColt ()
	{
		RaycastHit hit;
		Ray ray = new Ray(barrel.position, transform.forward);

		if(Physics.Raycast(ray, out hit, rangeofcolt))
			{
			if(hit.collider.tag == "enemy")
					{
					Enemy enemy = hit.collider.GetComponent<Enemy>();
				Debug.Log("getting enemy info");
				enemy.enemyhealth -= coltdamage;
					}
			}

		Debug.DrawRay(fakecolt.transform.position, transform.forward * rangeofcolt, Color.green);
		//yield return null;
		yield return new WaitForSeconds(coltbetweenshots);
		firedcolt = false;
	}
	IEnumerator FireHammer ()
	{
		RaycastHit hit;
		Ray hammerray = new Ray(barrel.position, transform.forward);
		if(Physics.Raycast(hammerray, out hit, rangeofcolt))
		{
			if(hit.collider.tag == "enemy")
			{
				Enemy enemy = hit.collider.GetComponent<Enemy>();
				Debug.Log("getting enemy info");
				enemy.enemyhealth -= hammerdamage;
			}
		}
		Debug.DrawRay(fakehammer.transform.position, transform.forward * rangeofcolt, Color.green);
	//	yield return null;
		yield return new WaitForSeconds(hammerbetweenshots);
		firedhammer = false;
	}
	IEnumerator ReloadColt()
	{
		if (coltclip <= 0 && secondaryammo >= 8)
		{
			yield return new WaitForSeconds(reloadcolttime);
			coltclip += reloadcolt;
			secondaryammo -= reloadcolt;
			reloadedcolt = false;
		}
	}
	void Update ()
	{
		if (coltclip > 8)
		{
			coltclip = 8;
		}
		if (coltclip <= 0 && secondaryammo >= 8 && Input.GetKeyDown(KeyCode.R) && reloadedcolt == false)
		{
			reloadedcolt = true;
			StartCoroutine(ReloadColt());
		}
		//if ((Input.GetKey(KeyCode.Mouse1) && numberofguns == 2 && guns[2] == 1))
		//	{
		//	RaycastHit hit;
		//	if (Physics.Raycast(transform.position,transform.forward, out hit, Mathf.Infinity, layermask))
			//	{
			//	hit.collider.SendMessage("Damage", damage,SendMessageOptions.DontRequireReceiver);
			//	}
			//}
		// guns[2] == 1 is the type of gun 2 as hand and 1 as type of gun in hand
		// number of guns is which hand is held
		// key q is down to drop gun
		if ((Input.GetKey(KeyCode.Mouse0) && guns[2] == 1 && numberofguns == 2 && !firedcolt && coltclip > 0))
			{
			coltclip -= 1;
			firedcolt = true;
			Debug.Log("Starting fire");
			StartCoroutine("FireColt");
			ChooseColt = Random.Range (1,2);
				if (ChooseColt == 1)
				{
					float vol = Random.Range (VolumeLowRange, VolumeHighRange);
					source.PlayOneShot(ColtShoot, vol);
				Debug.Log ("Colt shoot");
				}
				if (ChooseColt == 2)
				{
					float vol = Random.Range (VolumeLowRange, VolumeHighRange);
					source.PlayOneShot(ColtShootSecond, vol);
				Debug.Log ("Colt Shoot 2nd");
				}
			}
		if ((Input.GetKey(KeyCode.Mouse0) && guns[3] == 1 && numberofguns == 3 && !firedhammer))
		{
			coltclip -= 1;
			firedhammer = true;
			Debug.Log("Starting fire");
			StartCoroutine("FireHammer");
		}
		if ((Input.GetKey(KeyCode.Q) && guns[2] == 1 && numberofguns == 2))
		{
			Debug.Log("I pressed q and will drop gun");
			guns[2] = 0;
			GameObject colt = Instantiate(coltprefab) as GameObject;
			colt.transform.position = dropit.transform.position;
			//Destroy(fakecolt);
		}
		if ((Input.GetKey(KeyCode.Q) && guns[3] == 1 && numberofguns == 3))
		{
			Debug.Log("I pressed q and will drop hammer");
			guns[3] = 0;
			GameObject hammer = Instantiate(hammerprefab) as GameObject;
			hammer.transform.position = dropit.transform.position;
			//Destroy(fakecolt);
		}
		if (guns[2] == 1 && numberofguns == 1)
		{
			//make it so you cant see the colt
			fakecolt.SetActive(false);

		}
		// if the gun colt in the array is active and number 3 is active
		if (guns[2] == 1 && numberofguns == 3)
		{
			//make it so you cant see the colt
			fakecolt.SetActive(false);
		}
		// if the gun colt in the array is active and number 2 is active
		if (guns[2] == 1 && numberofguns == 2)
		{
			//make it so you can see the colt
			fakecolt.SetActive(true);
		}
		//hammertime
		if (guns[3] == 1 && numberofguns == 1)
		{

			fakehammer.SetActive(false);
		}
		if (guns[3] == 1 && numberofguns == 2)
		{

			fakehammer.SetActive(false);
		}
		if (guns[3] == 1 && numberofguns == 3)
		{

			fakehammer.SetActive(true);
		}





		//checks if you are holding 2nd hand

		/*
		else
		{
			Destroy (fakecoltprefab);
		}
		*/


		//set number of gun
		if (Input.GetKey(KeyCode.Alpha1))
		{
			//key 1 pressed
			numberofguns = 1;
		}
		if (Input.GetKey(KeyCode.Alpha2))
		{
			//key 2 pressed
			numberofguns = 2;
		}
		if (Input.GetKey(KeyCode.Alpha3))
		{
			//key 3 pressed
			numberofguns = 3;
		}
	}

}