private void Start()
{
healthBar.type = Image.Type.Filled;
vitality = gameObject.GetComponent <EnemyLiving>();
baselineHealth = vitality.Health;
inAttack = true;
if (attacks.Length > 0)
{
hasAttacksToExecute = true;
attackIndex = 0;
currentAttack = attacks[attackIndex].GetComponent <EnemyAttack>();
currentAttack = Instantiate(currentAttack);
// Enable healthbar items for first attack
healthBar.gameObject.SetActive(true);
timeRemaining.gameObject.SetActive(true);
attackNameText.gameObject.SetActive(true);
UpdateNameTextbox();
}
}
private void Update()
{
// Perform attack-related updates.
if (!hasAttacksToExecute)
{
return;
}
// Handle cooldowns between attacks.
if (!inAttack)
{
// If we've passed the cooldown period, initiate the next attack.
if (timeElapsed > attackSwitchCooldownSeconds)
{
timeElapsed = 0;
inAttack = true;
// Enable healthbar items for attack
healthBar.gameObject.SetActive(true);
timeRemaining.gameObject.SetActive(true);
attackNameText.gameObject.SetActive(true);
currentAttack = Instantiate(currentAttack);
UpdateNameTextbox();
healthBar.fillAmount = 1;
return;
}
timeElapsed += Time.deltaTime;
return;
}
// Handle transitions if the player has timed out the enemy or killed it.
if (timeElapsed > currentAttack.durationSeconds || damageTaken >= currentAttack.health)
{
// Dispose of the current attack's emitter(s).
currentAttack.CleanUp();
attackIndex += 1;
// If we've reached the end of the attack list, handle next actions based on the type of enemy.
if (attackIndex >= attacks.Length)
{
// If the enemy should loop attacks, return to the beginning of the list.
if (shouldLoopAttacks)
{
attackIndex = 0;
}
// If the enemy should die at the end of its attack cycle, kill it.
if (canBeTimedOut)
{
vitality.health = 0;
vitality.Die();
// Disable healthbar items after last attack concludes
healthBar.gameObject.SetActive(false);
timeRemaining.gameObject.SetActive(false);
attackNameText.gameObject.SetActive(false);
return;
}
// The enemy has no more attacks if we've reached the end of the list and shouldn't loop or die.
hasAttacksToExecute = false;
// Disable healthbar items after last attack concludes
healthBar.gameObject.SetActive(false);
timeRemaining.gameObject.SetActive(false);
attackNameText.gameObject.SetActive(false);
return;
}
// Prepare for the next attack.
currentAttack = attacks[attackIndex].GetComponent <EnemyAttack>();
baselineHealth = vitality.Health;
damageTaken = 0;
timeElapsed = 0f;
inAttack = false;
// Disable healthbar items between attacks
healthBar.gameObject.SetActive(false);
timeRemaining.gameObject.SetActive(false);
attackNameText.gameObject.SetActive(false);
return;
}
// Update the player's progress.
timeElapsed += Time.deltaTime;
timeRemaining.text = $"{(int)(currentAttack.durationSeconds - timeElapsed)}";
damageTaken = baselineHealth - vitality.Health;
healthBar.fillAmount = (currentAttack.health - damageTaken) / (float)currentAttack.health;
}