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

public class PlayerMovement : MonoBehaviour {

    public CharacterController2D controller;
    public Animator animator;
    public GameObject jumpfx;
    public GameObject landfx;
    public GameObject Camera;
    public GameObject pointsItem;
    public GameObject pointsEmitter;

    private int itemCount = -10;
    private int targetCount;

    public float runSpeed = 40f;
    public float positive_threshold;
    public float negative_threshold;

    float horizontalMove = 0f;
    bool jump = false;
    bool crouch = false;

    public AudioClip jumpClip;
    public AudioClip powerUpClip;
    public AudioClip normalFireClip;
    public AudioClip pointsUpClip;

    public GameObject crownrun;
    public GameObject crownidle;
    public GameObject crownEmitter;

    public TimeManager timeManager;

    private bool sprinting;
    private bool idling;

    void Start () {
        AudioSource audio = GetComponent<AudioSource>();
    }

    // Update is called once per frame
    void Update () {

        if (Input.GetKeyDown("c"))
        {
            SumScore.ClearHighScore();
        }

        AudioSource audio = GetComponent<AudioSource>();

        horizontalMove = Input.GetAxisRaw("Horizontal") * runSpeed;

        animator.SetFloat("Speed", Mathf.Abs(horizontalMove));

        if (Input.GetButtonDown("Fire1") && GetComponent<CharacterController2D>().m_Grounded == true) //(transform.position.y < positive_threshold) && (transform.position.y > negative_threshold))
        {
            jump = true;
            animator.SetBool("IsJumping", jump);
            Instantiate(jumpfx, transform.position, Quaternion.identity);
            audio.clip = jumpClip;
            audio.Play();
        }
    }

    public void OnLanding()
    {
        animator.SetBool("IsJumping", false);
        Instantiate(landfx, transform.position, Quaternion.identity);
    }

    void FixedUpdate ()
    {
        // Move our character
        controller.Move(horizontalMove * Time.fixedDeltaTime, crouch, jump);
        jump = false;
    }

    void OnCollisionEnter2D(Collision2D col)
    {
        if(col.gameObject.tag == "om")
        {
            SumScore.Add(10);
            StartCoroutine(changeFireRate());
        }

        if(col.gameObject.tag == "ministar")
        {
            SumScore.Add(200);
            Instantiate(pointsItem, pointsEmitter.transform.position, Quaternion.identity);
            StartCoroutine(startSprint());
        }

        if(col.gameObject.tag == "item")
        {
            itemCount = itemCount + 1;
            DisplayItemReward ();
        }
    }

    void DisplayItemReward()
    {
        //Check if we've collected all 10 pickups. If we have...
        if (itemCount >= targetCount)
        {
            AudioSource audio = GetComponent<AudioSource>();

            Instantiate(pointsItem, pointsEmitter.transform.position, Quaternion.identity);
            targetCount += 10;
            SumScore.Add(200);

            audio.clip = pointsUpClip;
            audio.Play();
        }
    }

    IEnumerator changeFireRate()
    {
        AudioSource audio = GetComponent<AudioSource>();

        shoot.fireRate = 15f;
        GameObject.FindGameObjectWithTag("boss").GetComponent<skullAttack>().fireRate = 0.25f;

        audio.clip = powerUpClip;
        audio.Play();

        yield return new WaitForSeconds(10);

        audio.clip = normalFireClip;
        audio.Play();
        shoot.fireRate = 5f;
        GameObject.FindGameObjectWithTag("boss").GetComponent<skullAttack>().fireRate = 1f;
    }

    IEnumerator startSprint()
    {
        if (animator.GetCurrentAnimatorStateInfo(0).IsName("run_run"))
        {
            crownidle.GetComponent<SpriteRenderer>().enabled = false;
            crownidle.GetComponent<Animator>().enabled = false;

            crownrun.GetComponent<SpriteRenderer>().enabled = true;
            crownrun.GetComponent<Animator>().enabled = true;
            animator.Play("run_run", 0, 0f);

            GetComponent<PlayerMovement>().runSpeed = 70f;
            GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().ghosts = 10;
            GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().updateInterval = 0.09f;

        }

        else if (animator.GetCurrentAnimatorStateInfo(0).IsName("idle_idle"))
        {
            crownrun.GetComponent<SpriteRenderer>().enabled = false;
            crownrun.GetComponent<Animator>().enabled = false;

            crownidle.GetComponent<SpriteRenderer>().enabled = true;
            crownidle.GetComponent<Animator>().enabled = true;
            animator.Play("idle_idle", 0, 0f);

            GetComponent<PlayerMovement>().runSpeed = 70f;
            GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().ghosts = 10;
            GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().updateInterval = 0.09f;

        }

        yield return new WaitForSeconds(5f);

        crownrun.GetComponent<SpriteRenderer>().enabled = false;
        crownrun.GetComponent<Animator>().enabled = false;
        animator.Play("run_run", 0, 0f);

        GetComponent<PlayerMovement>().runSpeed = 50f;
        GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().ghosts = 5;
        GetComponent<ActionCode2D.Renderers.SpriteGhostTrailRenderer>().updateInterval = 0.03f;
    }
}