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

public class PlayerInput : MonoBehaviour
{
    public Animator animator;
    public PlayerController pCont;
    public int maxJumps = 2;
    public int currentJumps = 0;
    public float jumpAdd = 2;
    //isCrouch prevents the animator from switching back to idle when character is crouching.
    bool isCrouch = false;
    // Start is called before the first frame update
    void Start()
    {
        
    }

    // Update is called once per frame
    void Update()
    {
        float xDir = Input.GetAxis("Horizontal");
        //if statement includes isCrouch to prevent switching to idle if crouching
        if(xDir == 0 && !isCrouch)
        {
            Debug.Log("idle");
            //not moving;
            //all animator bools have to be set so that only one is true at a time!
            animator.SetBool("PIdle", true);
            animator.SetBool("PRun", false);
            animator.SetBool("PCrouch", false);
        }
        //else if includes !Input.GetButtonDown("Crouch") to keep character crouching and not switching to running
        else if (xDir != 0 && !Input.GetButtonDown("Crouch"))
        {
            //all animator bools have to be set so that only one is true at a time!
            animator.SetBool("PRun", true);
            animator.SetBool("PIdle", false);
            animator.SetBool("PCrouch", false);

            //Moving;
        }
        if (Input.GetKeyDown("j"))
        {
            animator.SetTrigger("PAttack");
        }
        if(Input.GetButtonDown("Jump") && currentJumps < maxJumps)
        {
            pCont.JumpUnconditionally();
            currentJumps++;
            animator.SetTrigger("PJump");
        }
        if(pCont.landed)
        {
            currentJumps = 0;
            animator.SetTrigger("PLand");
        }
        else
        {
            animator.ResetTrigger("PLand");
        }
        if(!Input.GetButton("Jump") && !pCont.landed)
        {
            pCont.CancelJump();
        }
        if(Input.GetButtonDown("Crouch"))
        {
            //set isCrouch to true to prevent switching to idle animation
            isCrouch = true;
            //all animator bools have to be set so that only one is true at a time!
            animator.SetBool("PCrouch", true);
            animator.SetBool("PIdle", false);
            animator.SetBool("PRun", false);
            pCont.Crouch();
        }
        if(Input.GetButtonUp("Crouch"))
        {
            //set isCrouch to false to switch back to idle animation
            isCrouch = false;
            pCont.UnCrouch();
            //all animator bools have to be set so that only one is true at a time!
            animator.SetBool("PCrouch", false);
            animator.SetBool("PIdle", true);
            animator.SetBool("PRun", false);
        }
        pCont.Move(xDir);
    }
    private void OnTriggerEnter2D(Collider2D collision)
    {
        if(collision.tag == "JumpBoost")
        {
            pCont.jumpForce += jumpAdd;
        }
        if(collision.tag == "Grow")
        {
            gameObject.GetComponent<Transform>().localScale = new Vector3(1.5f, 1.5f, 0);
        }
    }
}