void phase1()
    {
        // check boss phase 2
        if (bossManager.checkPhase2() && !isPhase2)
        {
            fireBossAnimator.SetTrigger("SecondPhase");
            isPhase2    = true;
            fireRate   *= 2;
            moveSpeed  *= 2;
            spreadRate *= 2;
            bossRadius *= 2;
            return;
        }


        if (isDashing)
        {
            if (chargingCountdown > 0)
            {
                chargingCountdown -= Time.deltaTime;
                return;
            }
            dashing();
            return;
        }


        lookAtObject(player.position);
        if (isMoving)
        {
            moving();
        }
        else
        {
            int rand;
            rand = Random.Range(0, dashRate);
            if (dashRateIncrease == 1)
            {
                rand = 1;
            }
            if (rand == 1)
            {
                isDashing = true;
                return;
            }
            dashRateIncrease -= 1;
        }

        // Moving
        movingCooldown -= Time.deltaTime;
        if (movingCooldown <= 0 && isMoving == false)
        {
            isMoving     = true;
            movePosition = Camera.main.ScreenToWorldPoint(new Vector2(Random.Range(0, Screen.width), Random.Range(0, Screen.height)), 0);
            float distance = Vector2.Distance(movePosition, transform.position);
            while (distance < minMoveDistance)
            {
                movePosition = Camera.main.ScreenToWorldPoint(new Vector2(Random.Range(0, Screen.width), Random.Range(0, Screen.height)), 0);
                distance     = Vector2.Distance(movePosition, transform.position);
            }
        }

        // Shooting
        if (fireRateCooldown > 0)
        {
            fireRateCooldown -= Time.deltaTime;
        }
        else
        {
            lookAtObject(player.position);
            shot(spreadRate * 2);
            shot(spreadRate);
            shot(0);
            shot(-spreadRate);
            shot(-spreadRate * 2);
            fireRateCooldown = fireRate;
        }


        //Flame circle
        if (circleCountdown > 0)
        {
            circleCountdown -= Time.deltaTime;
        }
        else
        {
            if (!isActive)
            {
                transform.GetChild(1).gameObject.SetActive(true);
            }
            if (durationCountdown > 0)
            {
                Collider2D playerHit = Physics2D.OverlapCircle(transform.position, flameRadius, whatIsPlayer);
                if (playerHit != null)
                {
                    playerHit.GetComponent <PlayerManager>().takeDamage(flameDamage);
                }
                durationCountdown -= Time.deltaTime;
            }
            else
            {
                durationCountdown = duration;
                circleCountdown   = circleRate;
                transform.GetChild(1).gameObject.SetActive(false);
                isActive = false;
            }
        }
    }