using UnityEngine;
using System.Collections;

public class ArenaCombatControl : MonoBehaviour {

    private Rigidbody2D Player;
    private Animator myAnimator;

    [SerializeField]
    private float speed;
    private bool LookRight = true;
    private bool canMove = true;
    private float attackSpeedCooldown;
    // fields to modify player stats based on weapons
    public WeaponStats[] weapons;
    public int currentWeapon = 0;

    // Use this for initialization
    void Start() {
        weapons[currentWeapon].attackSpeed = 1f;
        Player = GetComponent<Rigidbody2D>();
        myAnimator = GetComponent<Animator>(); //required for animation *******
        SetWeaponStats();
    }

    // Update is called once per frame
    void Update() {
        float h = Input.GetAxis("Horizontal");
        float i = Input.GetAxis("Vertical");

        Movement(h);
        FlipPlayer(h);
        RotatePlayerZaxis(h);
        Attack();
        Block();
        Jump();
    }

   
     //controlling the characters movement 
    private void Movement(float horizontal) {

        if (canMove) {
            Player.velocity = new Vector2(speed * horizontal, Player.velocity.y);

            myAnimator.SetFloat("speed", (Mathf.Abs(horizontal))); //required for animation *******
        }
    }


    private void Attack() {
        attackSpeedCooldown -= Time.deltaTime;
        if (Input.GetKeyDown(KeyCode.Space) && attackSpeedCooldown <= 0) {
            attackSpeedCooldown = weapons[currentWeapon].attackSpeed;
            myAnimator.SetBool("attack", true);
        }
        else {
            myAnimator.SetBool("attack", false);
        }
    }

    private void Block() {
        if (Input.GetKeyDown(KeyCode.E)) {
            myAnimator.SetBool("block", true);
            Player.velocity = Vector2.zero;
            canMove = false;

        }
        if (Input.GetKeyUp(KeyCode.E)) {
            myAnimator.SetBool("block", false);
            canMove = true;

        }

    }

    private void Jump() {
        if (Input.GetKeyDown(KeyCode.W)) {
            Player.AddForce(new Vector2(0, 500));
        }
    }



    //faces the characters body in the appropriate direction 
    private void FlipPlayer(float horizontal) {
        if (horizontal > 0 && !LookRight || horizontal < 0 && LookRight) {
            LookRight = !LookRight;

            Vector3 theScale = transform.localScale;
            theScale.x *= -1;
            transform.localScale = theScale;
        }
    }


    //keeps the character from falling over
    private void RotatePlayerZaxis(float horizonal) {
        Vector3 myRotation = gameObject.transform.rotation.eulerAngles;
        Vector3 Pos = transform.localPosition;
        //if the player does not need to be climbing up an angle, the character will be fixed upright
        if (Pos.x < -4f || Pos.x > 5f) {
            transform.localRotation = Quaternion.Euler(0, 0, 0);
        }


        else {

            //allows the character to rotate but not past 90 degrees either direction when climbing 
            if (myRotation.z > 90) {
                myRotation.z = Mathf.Clamp(0, 0, 0);
                transform.rotation = Quaternion.Euler(myRotation);
            }

            if (myRotation.z < -90) {
                myRotation.z = Mathf.Clamp(0, 0, 0);
                transform.rotation = Quaternion.Euler(myRotation);
            }
        }
    }
    
    
        //a few proposed weapon stats
    private void SetWeaponStats()
    {
        weapons[1].damageMin = 1;
        weapons[1].damageMax = 5;
        weapons[1].attackSpeed = 1;

        weapons[2].damageMin = 2;
        weapons[2].damageMax = 5;
        weapons[2].attackSpeed = 2;

        weapons[3].damageMin = 3;
        weapons[3].damageMax = 6;
        weapons[3].attackSpeed = 2;

        weapons[4].damageMin = 3;
        weapons[4].damageMax = 4;
        weapons[4].attackSpeed = 4;

        weapons[5].damageMin = 6;
        weapons[5].damageMax = 12;
        weapons[5].attackSpeed = 1;

        weapons[6].damageMin = 5;
        weapons[6].damageMax = 10;
        weapons[6].attackSpeed = 3;

        

    }
}