feat: enemy npc pathing

they live 🎉
tested that enemies path all around the world should they have a path configured.
tested that the admiral in gf (at the first camp) paths now.
fixes #1546

dGame/dComponents/BaseCombatAIComponent.cpp

@@ -210,8 +210,10 @@ void BaseCombatAIComponent::Update(const float deltaTime) {
 	}
 
 	if (stunnedThisFrame) {
-		m_MovementAI->Stop();
+		if (!m_MovementAI->IsPaused()) m_MovementAI->Pause();
 
+		// in this case we just become unstunned so check if we paused and resume if we did
+		if (!m_Stunned && m_MovementAI->IsPaused()) m_MovementAI->Resume();
 		return;
 	}
 
@@ -317,12 +319,14 @@ void BaseCombatAIComponent::CalculateCombat(const float deltaTime) {
 		SetAiState(AiState::aggro);
 	} else {
 		SetAiState(AiState::idle);
+		if (m_MovementAI) m_MovementAI->SetMaxSpeed(1.0f);
 	}
 
 	if (!hasSkillToCast) return;
 
 	if (m_Target == LWOOBJID_EMPTY) {
 		SetAiState(AiState::idle);
+		if (m_MovementAI) m_MovementAI->SetMaxSpeed(1.0f);
 
 		return;
 	}
@@ -618,6 +622,11 @@ void BaseCombatAIComponent::Wander() {
 		return;
 	}
 
+	// If we have a path to follow we should almost certainly do that instead of wandering.
+	if (m_MovementAI->HasPath()) {
+		return;
+	}
+
 	m_MovementAI->SetHaltDistance(0);
 
 	const auto& info = m_MovementAI->GetInfo();
@@ -862,12 +871,12 @@ bool BaseCombatAIComponent::MsgGetObjectReportInfo(GameMessages::GetObjectReport
 	// roundInfo.PushDebug<AMFDoubleValue>("Combat Start Delay") = m_CombatStartDelay;
 	std::string curState;
 	switch (m_State) {
-		case idle: curState = "Idling"; break;
+	case idle: curState = "Idling"; break;
-		case aggro: curState = "Aggroed"; break;
+	case aggro: curState = "Aggroed"; break;
-		case tether: curState = "Returning to Tether"; break;
+	case tether: curState = "Returning to Tether"; break;
-		case spawn: curState = "Spawn"; break;
+	case spawn: curState = "Spawn"; break;
-		case dead: curState = "Dead"; break;
+	case dead: curState = "Dead"; break;
-		default: curState = "Unknown or Undefined"; break;
+	default: curState = "Unknown or Undefined"; break;
 	}
 	cmptType.PushDebug<AMFStringValue>("Current Combat State") = curState;
 

dGame/dComponents/BaseCombatAIComponent.h

@@ -236,6 +236,8 @@ public:
 
 	bool MsgGetObjectReportInfo(GameMessages::GetObjectReportInfo& reportInfo);
 
+	void SetStartingPosition(const NiPoint3& pos) { m_StartPosition = pos; }
+
 private:
 	/**
 	 * Returns the current target or the target that currently is the largest threat to this entity

dGame/dComponents/MovementAIComponent.cpp

@@ -19,6 +19,12 @@
 #include "Amf3.h"
 
 #include "dNavMesh.h"
+#include "eWaypointCommandType.h"
+#include "StringifiedEnum.h"
+#include "SkillComponent.h"
+#include "GeneralUtils.h"
+#include "RenderComponent.h"
+#include "InventoryComponent.h"
 
 namespace {
 	/**
@@ -60,7 +66,7 @@ MovementAIComponent::MovementAIComponent(Entity* parent, const int32_t component
 
 	RegisterMsg(&MovementAIComponent::OnGetObjectReportInfo);
 
-	if (!m_Parent->GetComponent<BaseCombatAIComponent>()) SetPath(m_Parent->GetVarAsString(u"attached_path"));
+	SetPath(m_Parent->GetVarAsString(u"attached_path"));
 }
 
 void MovementAIComponent::SetPath(const std::string pathName) {
@@ -162,6 +168,7 @@ 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;
+		RunWaypointCommands(waypointNum);
 		if (m_CurrentPath.empty()) {
 			if (m_Path) {
 				if (m_Path->pathBehavior == PathBehavior::Loop) {
@@ -172,17 +179,16 @@ void MovementAIComponent::Update(const float deltaTime) {
 					if (m_IsBounced) std::ranges::reverse(waypoints);
 					SetPath(waypoints);
 				} else if (m_Path->pathBehavior == PathBehavior::Once) {
-					m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
+					// In this case we intended to follow a path and once we've followed it we camp there, otherwise we'd just wander home again.
+					m_BaseCombatAI->SetStartingPosition(m_SourcePosition);
 					Stop();
 					return;
 				}
 			} else {
-				m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
 				Stop();
 				return;
 			}
 		} else {
-			m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
 			SetDestination(m_CurrentPath.top().position);
 
 			m_CurrentPath.pop();
@@ -423,7 +429,69 @@ NiPoint3 MovementAIComponent::GetDestination() const {
 void MovementAIComponent::SetMaxSpeed(const float value) {
 	if (value == m_MaxSpeed) return;
 	m_MaxSpeed = value;
-	m_Acceleration = value / 5;
+	m_Acceleration = value / 5.0f;
+}
+
+void MovementAIComponent::RunWaypointCommands(uint32_t waypointNum) {
+	m_Parent->GetScript()->OnWaypointReached(m_Parent, waypointNum);
+
+	if (!m_Path || waypointNum >= m_Path->pathWaypoints.size()) return;
+	const auto& commands = m_Path->pathWaypoints[waypointNum].commands;
+	for (const auto& [command, data] : commands) {
+		LOG_DEBUG("%s %s %s", StringifiedEnum::ToString(command).data(), m_Path->pathName.c_str(), data.c_str());
+		const auto dataSplit = GeneralUtils::SplitString(data, ',');
+		switch (command) {
+		case eWaypointCommandType::INVALID: break;
+		case eWaypointCommandType::BOUNCE: break;
+		case eWaypointCommandType::STOP: Pause(); break;
+		case eWaypointCommandType::GROUP_EMOTE: break;
+		case eWaypointCommandType::SET_VARIABLE: break; // Empty in the client
+		case eWaypointCommandType::CAST_SKILL: {
+			const auto skill = GeneralUtils::TryParse<uint32_t>(data);
+			if (skill) {
+				auto* const skillComponent = m_Parent->GetComponent<SkillComponent>();
+				if (skillComponent) skillComponent->CastSkill(skill.value());
+			}
+			break;
+		}
+		case eWaypointCommandType::EQUIP_INVENTORY: {
+			auto* const inventoryComponent = m_Parent->GetComponent<InventoryComponent>();
+			if (inventoryComponent) {
+				// items should always exist
+				auto* const item = inventoryComponent->GetInventory(eInventoryType::ITEMS)->FindItemBySlot(0);
+				inventoryComponent->EquipItem(item);
+			}
+			break;
+		}
+		case eWaypointCommandType::UNEQUIP_INVENTORY: {
+			auto* const inventoryComponent = m_Parent->GetComponent<InventoryComponent>();
+			if (inventoryComponent) {
+				// items should always exist
+				auto* const item = inventoryComponent->GetInventory(eInventoryType::ITEMS)->FindItemBySlot(0);
+				inventoryComponent->UnEquipItem(item);
+			}
+			break;
+		}
+		// case eWaypointCommandType::DELAY: {
+		// 	Pause(GeneralUtils::TryParse<float>(data).value_or(0.0f));
+		// 	break;
+		// }
+		case eWaypointCommandType::EMOTE: {
+			// m_Delay = RenderComponent::GetAnimationTime(m_Parent, data);
+			// const auto emoteID = GeneralUtils::TryParse<uint32_t>(data);
+			// if (emoteID) GameMessages::SendPlayEmote(m_Parent->GetObjectID(), emoteID.value(), LWOOBJID_EMPTY, UNASSIGNED_SYSTEM_ADDRESS);
+			// break;
+		}
+		case eWaypointCommandType::TELEPORT: break;
+		case eWaypointCommandType::PATH_SPEED: m_BaseSpeed = GetBaseSpeed(m_Parent->GetLOT()) * GeneralUtils::TryParse<float>(data).value_or(1.0f); break;
+		case eWaypointCommandType::REMOVE_NPC: break;
+		case eWaypointCommandType::CHANGE_WAYPOINT: SetPath(dataSplit[0]); break;
+		case eWaypointCommandType::DELETE_SELF: break;
+		case eWaypointCommandType::KILL_SELF: m_Parent->Smash(); break;
+		case eWaypointCommandType::SPAWN_OBJECT: break;
+		case eWaypointCommandType::PLAY_SOUND: break;
+		}
+	}
 }
 
 bool MovementAIComponent::OnGetObjectReportInfo(GameMessages::GetObjectReportInfo& reportInfo) {

dGame/dComponents/MovementAIComponent.h

@@ -212,8 +212,16 @@ public:
 	bool IsPaused() const { return m_Paused; }
 
 	bool OnGetObjectReportInfo(GameMessages::GetObjectReportInfo& reportInfo);
+
+	bool HasPath() const { return m_Path != nullptr; }
 private:
 
+	/**
+	 * @brief
+	 * Runs the commands on a waypoint if a path exists
+	 */
+	void RunWaypointCommands(uint32_t waypointNum);
+
 	/**
 	 * Sets the current position of the entity
 	 * @param value the position to set

dZoneManager/Zone.cpp

@@ -101,15 +101,23 @@ void Zone::LoadZoneIntoMemory() {
 			m_Paths.reserve(pathCount);
 			for (uint32_t i = 0; i < pathCount; ++i) LoadPath(file);
 
-			for (Path path : m_Paths) {
+			for (const Path& path : m_Paths) {
 				if (path.pathType != PathType::Spawner) continue;
-				SpawnerInfo info = SpawnerInfo();
+				SpawnerInfo info{};
-				for (PathWaypoint waypoint : path.pathWaypoints) {
+				for (int i = 0; i < path.pathWaypoints.size(); i++) {
+					const auto& waypoint = path.pathWaypoints[i];
 					SpawnerNode* node = new SpawnerNode();
 					node->position = waypoint.position;
 					node->rotation = waypoint.rotation;
 					node->nodeID = 0;
-					node->config = waypoint.config;
+					node->config = path.pathWaypoints[0].config;
+					// All spawner waypoints get the config data of the first waypoint, but then we
+					// overwrite settings on this waypoint if we have another one defined of the same name
+					if (i != 0) {
+						for (const auto& [key, value] : waypoint.config) {
+							node->config.ParseInsert(value->GetString());
+						}
+					}
 
 					for (const auto& data : waypoint.config | std::views::values) {
 						if (!data) continue;