protected virtual void Signalling()
{
signalTimer -= Time.deltaTime;
if (signalTimer <= 0f)
{
for (int i = 0; i < hive.childBots.Count; i++)
{
GatherBot sibling = hive.childBots[i];
sibling.enemies = enemies;
if (IsInCombat)
{
sibling.SetState(AIState.Escaping);
}
else
{
sibling.SetState(AIState.Attacking);
}
for (int j = 0; j < enemies.Count; j++)
{
ICombat enemy = enemies[j];
enemy.EngageInCombat(sibling);
}
}
}
}
protected virtual void AlertAll(ICombat threat)
{
for (int i = 0; i < hive?.childBots.Count; i++)
{
GatherBot sibling = hive.childBots[i];
sibling.AddThreat(threat);
sibling.SetState(AIState.Attacking);
}
}
public override void DestroyedAnEntity(Entity target)
{
for (int i = 0; i < enemies.Count; i++)
{
if ((Entity)enemies[i] == target)
{
enemies[i].DisengageInCombat(this);
enemies.RemoveAt(i);
if (enemies.Count == 0)
{
for (int j = 0; j < hive?.childBots.Count; j++)
{
GatherBot bot = hive.childBots[j];
bot?.SetState(AIState.Collecting);
}
}
return;
}
}
}
protected virtual void Attacking()
{
if (enemies.Count == 0)
{
SetState(AIState.Collecting);
}
Vector2 currentPos = transform.position;
//if sibling bots are nearby, get them to join the fight
for (int i = 0; i < hive?.childBots.Count; i++)
{
GatherBot sibling = hive.childBots[i];
if (sibling.state == AIState.Attacking || sibling.state == AIState.Dying)
{
continue;
}
if (Vector2.Distance(currentPos, sibling.transform.position)
< Constants.CHUNK_SIZE)
{
float scanAngle = -Vector2.SignedAngle(Vector2.up, (Vector2)sibling.transform.position - currentPos);
StartCoroutine(ScanRings(scanAngle, 30f, false, 0.3f));
sibling.enemies = enemies;
sibling.SetState(AIState.Attacking);
}
}
//check if the target is too far away from this bot and its siblings
targetEntity = (Entity)enemies[0];
Vector2 enemyPos = targetEntity.transform.position;
bool found = SiblingsInRangeOfTarget(enemyPos);
//if the target is out of range for too long then disengage from combat
if (IncrementOutOfRangeCounter(found))
{
return;
}
//bots attack by circling its target and firing
float orbitAngle = Mathf.PI * 2f / (hive?.childBots.Count ?? 1) * dockID + Pause.timeSinceOpen * orbitSpeed;
Vector2 orbitPos = new Vector2(Mathf.Sin(orbitAngle), Mathf.Cos(orbitAngle)) * orbitRange;
float distanceFromTarget = Vector2.Distance(currentPos, enemyPos);
Vector2 direction = enemyPos - currentPos;
int count = Physics2D.RaycastNonAlloc(currentPos, direction, lineOfSight, distanceFromTarget);
GoToLocation(enemyPos + orbitPos, count > 1, 0.2f, true,
distanceFromTarget > firingRange ? null : (Vector2?)targetEntity.transform.position - transform.right);
//fire will in range
readyToFire = distanceFromTarget <= firingRange;
if (readyToFire)
{
straightWeapon.aim = targetEntity.transform.position;
}
//run away if hp drops below 50% while also having lower health than the target
if (!IsSwarmInCombat)
{
float hpRatio = healthComponent.CurrentRatio;
if (hpRatio < 0.5f && hpRatio < targetEntity.HealthRatio)
{
scaryEntities.Add(targetEntity);
SetState(AIState.Signalling);
}
}
}