feat: WaypointReached notification for MovementAI and don't move the AI when its not built (#1844)

dCommon/GeneralUtils.h

@@ -300,6 +300,12 @@ namespace GeneralUtils {
 		return T();
 	}
 
+	template<typename Container>
+	inline Container::value_type GetRandomElement(const Container& container) {
+		DluAssert(!container.empty());
+		return container[GenerateRandomNumber<typename Container::value_type>(0, container.size() - 1)];
+	}
+
 	/**
 	 * Casts the value of an enum entry to its underlying type
 	 * @param entry Enum entry to cast

dGame/dComponents/MovementAIComponent.cpp

@@ -14,6 +14,7 @@
 #include "dZoneManager.h"
 
 #include "CDComponentsRegistryTable.h"
+#include "QuickBuildComponent.h"
 #include "CDPhysicsComponentTable.h"
 
 #include "dNavMesh.h"
@@ -89,6 +90,9 @@ void MovementAIComponent::Resume() {
 void MovementAIComponent::Update(const float deltaTime) {
 	if (m_Paused) return;
 
+	auto* const quickBuildComponent = m_Parent->GetComponent<QuickBuildComponent>();
+	if (quickBuildComponent && quickBuildComponent->GetState() != eQuickBuildState::COMPLETED) return;
+
 	if (m_PullingToPoint) {
 		const auto source = GetCurrentWaypoint();
 
@@ -154,6 +158,7 @@ void MovementAIComponent::Update(const float deltaTime) {
 		}
 	} else {
 		// Check if there are more waypoints in the queue, if so set our next destination to the next waypoint
+		const auto waypointNum = m_IsBounced ? m_CurrentPath.size() : m_CurrentPathWaypointCount - m_CurrentPath.size() - 1;
 		if (m_CurrentPath.empty()) {
 			if (m_Path) {
 				if (m_Path->pathBehavior == PathBehavior::Loop) {
@@ -161,20 +166,24 @@ void MovementAIComponent::Update(const float deltaTime) {
 				} else if (m_Path->pathBehavior == PathBehavior::Bounce) {
 					m_IsBounced = !m_IsBounced;
 					std::vector<PathWaypoint> waypoints = m_Path->pathWaypoints;
-					if (m_IsBounced) std::reverse(waypoints.begin(), waypoints.end());
+					if (m_IsBounced) std::ranges::reverse(waypoints);
 					SetPath(waypoints);
 				} else if (m_Path->pathBehavior == PathBehavior::Once) {
+					m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
 					Stop();
 					return;
 				}
 			} else {
+				m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
 				Stop();
 				return;
 			}
-		}
-		SetDestination(m_CurrentPath.top().position);
+		} else {
+			m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
+			SetDestination(m_CurrentPath.top().position);
 
-		m_CurrentPath.pop();
+			m_CurrentPath.pop();
+		}
 	}
 
 	Game::entityManager->SerializeEntity(m_Parent);
@@ -250,6 +259,7 @@ void MovementAIComponent::Stop() {
 
 	m_InterpolatedWaypoints.clear();
 	while (!m_CurrentPath.empty()) m_CurrentPath.pop();
+	m_CurrentPathWaypointCount = 0;
 
 	m_PathIndex = 0;
 
@@ -272,6 +282,7 @@ void MovementAIComponent::SetPath(std::vector<PathWaypoint> path) {
 		this->m_CurrentPath.push(point);
 		});
 
+	m_CurrentPathWaypointCount = path.size();
 	SetDestination(path.front().position);
 }
 

dGame/dComponents/MovementAIComponent.h

@@ -209,6 +209,8 @@ public:
 	 */
 	static float GetBaseSpeed(LOT lot);
 
+	bool IsPaused() const { return m_Paused; }
+
 private:
 
 	/**
@@ -323,6 +325,9 @@ private:
 	NiPoint3 m_SavedVelocity;
 
 	bool m_IsBounced{};
+
+	// The number of waypoints that were on the path in the call to SetPath
+	uint32_t m_CurrentPathWaypointCount{ 0 };
 };
 
 #endif // MOVEMENTAICOMPONENT_H