EnemyScript.Combat C# (CSharp) Method

    IEnumerator Combat()
    {
        while (true)
        {
            // If the current target has no HP, find a new one
            if ((targetHealthCache != null && targetHealthCache.currentHealth <= 0) || targetPlayerCache == null)
            {
                if (targetHealthCache != null && targetHealthCache.currentHealth <= 0)
                {
                    targetPlayerCache = null;
                }

                // If a player is found at the Barricade, cache it
                // Otherwise, cache the Barricade
                if (targetPlayerCache = FindPlayerTarget(targetBarricadeCache))
                {
                    targetHealthCache = targetPlayerCache.GetComponent<UnitStats>();
                    destinationCache = GetNewOffset(attackRange, targetPathNode.transform.position);
                }

                else
                {
                    targetPlayerCache = targetBarricadeCache.gameObject;
                    targetHealthCache = targetBarricadeCache.GetComponent<UnitStats>();
                    destinationCache = GetNewOffset(attackRange, targetPathNode.transform.position);

                    // If the Barricade has no HP, stop combat
                    if (targetHealthCache.currentHealth <= 0)
                    {
                        attacking = false;
                        targetPlayerCache = null;
                        targetLocation = null;
                        targetBarricadeCache = null;
                        targetPathNode = null;
                        beginPathing = true;

                        yield break;
                    }
                }
            }

            if (dir.magnitude < attackRange)
            {
                // Skips attack cooldown on first attack
                if (!beginAttacking)
                    yield return new WaitForSeconds(attackCooldown);

                else
                    beginAttacking = false;

                StopCoroutine("MoveToTarget");
                moving = false;

                switch (unitType)
                {
                    case EnemyTypes.Minion:
                        m_EnemyAttack.Punch(targetPlayerCache, attackDamage);
                        break;

                    case EnemyTypes.Brute:
                        m_EnemyAttack.Slam(targetPlayerCache, attackTargetLayer, attackDamage, attackEffectDuration, attackAreaOfEffect);
                        break;

                    case EnemyTypes.Evoker:
                        m_EnemyAttack.Shoot(targetPlayerCache, attackDamage);
                        break;

                    case EnemyTypes.Bob:
                        m_ParticleSystem.Play(true);
                        m_ParticleSystem.transform.parent = null;
                        AudioSource.PlayClipAtPoint(unitAudio[1], transform.position);
                        stats.KillUnit();
                        m_EnemyAttack.Explode(targetPlayerCache, attackTargetLayer, attackDamage, attackAreaOfEffect);
                        m_ParticleSystem.Play(true);
                        break;

                    default:
                        break;
                }
            }

            else if (!moving)
            {
                //StartCoroutine("MoveToTarget");
            }

            yield return null;
        }
    }