using System;
using System.Collections;
using System.Collections.Generic;
using System.Security.Cryptography;
using UnityEngine;

public class Player : MonoBehaviour
{
    //player movment
    private Rigidbody2D body;
    private const int BASE_SPEED = 5;
    private Vector3 SavePoint = Vector3.zero;
    [SerializeField] private int minKeys;

    //gun
    public Gun gun;

    //points
    private int keys;

    //abilities
        //dash
    private bool canDash = true;
    private int dashAmount = 0;
    private int dashesCount = 0;
    private const int dashSpeed = 5;
    private float dashDuration = 0.5f;
    private float dashTime;

    private int dashCooldownTime = 10;
    private float dashCoolDownTimeLeft = 10;

    Vector2 MousePosition;
    // Start is called before the first frame update
    void Start()
    {
        body = GetComponent<Rigidbody2D>();
        SavePoint = transform.position;
        
    }

    // Update is called once per frame
    void Update()
    {
        if (Input.GetMouseButtonDown(0))
        {
            gun.Fire();
        }
        MousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
    }

    private void FixedUpdate()
    {
        //Rotating the player
        Vector2 aimDirection = MousePosition - (Vector2)transform.position;
        float aimAngle = Mathf.Atan2(aimDirection.y, aimDirection.x) * Mathf.Rad2Deg - 90f;
        body.rotation = aimAngle;

        // Reset canDash and dashTime when dash key is released
        if (!Input.GetKey(KeyCode.LeftShift) && !Input.GetKey(KeyCode.RightShift))
        {
            if (dashTime > 0) // Check if a dash was in progress
            {
                canDash = false;
                dashesCount--;
                dashTime = 0;
            }
            else
            {
                canDash = true;
                dashTime = 0;
            }
        }

        // Dashing logic
        if ((Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift)) && dashesCount > 0 && dashTime < dashDuration && canDash)
        {
            // Set the velocity for dashing in all directions
            body.velocity = new Vector2(Input.GetAxis("Horizontal") * BASE_SPEED * dashSpeed, Input.GetAxis("Vertical") * BASE_SPEED * dashSpeed);
            dashTime += Time.deltaTime;
        }
        else
        {
            // Normal movement when not dashing
            body.velocity = new Vector2(Input.GetAxis("Horizontal") * BASE_SPEED, Input.GetAxis("Vertical") * BASE_SPEED);
        }

        // Reset dash state and decrement dash count when dash duration is exceeded
        if (dashTime >= dashDuration)
        {
            canDash = false;
            dashesCount--;
            dashTime = 0;
            Debug.Log(dashesCount);
        }

        if (dashesCount < dashAmount)
        {
            dashCoolDownTimeLeft -= Time.deltaTime;
            if (dashCoolDownTimeLeft < 0)
            {
                dashesCount++;
                dashCoolDownTimeLeft = 0;
            }
        }
        else
        {
            dashCoolDownTimeLeft = dashCooldownTime;
        }
        Debug.Log(dashesCount);

    }

    private void OnCollisionEnter2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Death"))
        {
            transform.position = SavePoint;
        }
    }

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.gameObject.CompareTag("Key"))
        {
            Destroy(collision.gameObject);
            keys++;
        }
        else if (collision.gameObject.CompareTag("Dash"))
        {
            Destroy(collision.gameObject);
            dashAmount++;
            dashesCount = dashAmount;
        }
        else if (collision.gameObject.CompareTag("FinishLine") && keys >= minKeys)
        {
            Debug.Log("Yes You win");
        }
    }

}