new human event mangaer

app/src/components/layout/sidebarRight/properties/eventProperties/actions/assemblyAction.tsx

@@ -1,5 +1,6 @@
 import React from "react";
 import InputRange from "../../../../../ui/inputs/InputRange";
+import InputWithDropDown from "../../../../../ui/inputs/InputWithDropDown";
 import SwapAction from "./SwapAction";
 
 interface AssemblyActionProps {
@@ -10,6 +11,15 @@ interface AssemblyActionProps {
         disabled?: boolean,
         onChange: (value: number) => void;
     };
+    assemblyCount: {
+        value: number;
+        min: number;
+        max: number;
+        step: number;
+        defaultValue: string,
+        disabled: false,
+        onChange: (value: number) => void;
+    }
     swapOptions: string[];
     swapDefaultOption: string;
     onSwapSelect: (value: string) => void;
@@ -18,6 +28,7 @@ interface AssemblyActionProps {
 
 const AssemblyAction: React.FC<AssemblyActionProps> = ({
     processTime,
+    assemblyCount,
     swapOptions,
     swapDefaultOption,
     onSwapSelect,
@@ -34,6 +45,21 @@ const AssemblyAction: React.FC<AssemblyActionProps> = ({
                 onClick={() => { }}
                 onChange={processTime.onChange}
             />
+
+            {assemblyCount && (
+                <InputWithDropDown
+                    label="Assembly Count"
+                    value={assemblyCount.value.toString()}
+                    min={assemblyCount.min}
+                    max={assemblyCount.max}
+                    disabled={assemblyCount.disabled}
+                    defaultValue={assemblyCount.defaultValue}
+                    step={assemblyCount.step}
+                    activeOption="unit"
+                    onClick={() => { }}
+                    onChange={(value) => assemblyCount.onChange(parseInt(value))}
+                />
+            )}
             <SwapAction
                 options={swapOptions}
                 defaultOption={swapDefaultOption}

app/src/components/layout/sidebarRight/properties/eventProperties/actions/workerAction.tsx

@@ -11,7 +11,7 @@ interface WorkerActionProps {
         disabled?: boolean;
         onChange: (value: string) => void;
     };
-    loadCount?: {
+    loadCount: {
         value: number;
         min: number;
         max: number;

app/src/components/layout/sidebarRight/properties/eventProperties/mechanics/humanMechanics.tsx

@@ -20,6 +20,7 @@ function HumanMechanics() {
     const [activeOption, setActiveOption] = useState<"worker" | "assembly">("worker");
     const [speed, setSpeed] = useState("0.5");
     const [loadCount, setLoadCount] = useState(0);
+    const [assemblyCount, setAssemblyCount] = useState(0);
     const [loadCapacity, setLoadCapacity] = useState("1");
     const [processTime, setProcessTime] = useState(10);
     const [swappedMaterial, setSwappedMaterial] = useState("Default material");
@@ -56,6 +57,7 @@ function HumanMechanics() {
                 setLoadCapacity(firstAction.loadCapacity.toString());
                 setActiveOption(firstAction.actionType);
                 setLoadCount(firstAction.loadCount || 0);
+                setAssemblyCount(firstAction.assemblyCount || 0);
                 setProcessTime(firstAction.processTime || 10);
                 setSwappedMaterial(firstAction.swapMaterial || "Default material");
             }
@@ -84,6 +86,7 @@ function HumanMechanics() {
                 setActiveOption(newCurrentAction.actionType);
                 setLoadCapacity(newCurrentAction.loadCapacity.toString());
                 setLoadCount(newCurrentAction.loadCount || 0);
+                setAssemblyCount(newCurrentAction.assemblyCount || 0);
 
                 if (newCurrentAction.actionType === 'assembly') {
                     setProcessTime(newCurrentAction.processTime || 10);
@@ -200,6 +203,28 @@ function HumanMechanics() {
         setLoadCount(value);
     };
 
+    const handleAssemblyCountChange = (value: number) => {
+        if (!currentAction || !selectedPointData || !selectedAction.actionId) return;
+
+        const updatedAction = { ...currentAction, assemblyCount: value };
+        const updatedActions = selectedPointData.actions.map(action => action.actionUuid === updatedAction.actionUuid ? updatedAction : action);
+        const updatedPoint = { ...selectedPointData, actions: updatedActions };
+
+        const event = updateAction(
+            selectedProduct.productUuid,
+            selectedAction.actionId,
+            updatedAction
+        );
+
+        if (event) {
+            updateBackend(selectedProduct.productName, selectedProduct.productUuid, projectId || '', event);
+        }
+
+        setCurrentAction(updatedAction);
+        setSelectedPointData(updatedPoint);
+        setAssemblyCount(value);
+    };
+
     const handleProcessTimeChange = (value: number) => {
         if (!currentAction || !selectedPointData || !selectedAction.actionId) return;
 
@@ -281,6 +306,7 @@ function HumanMechanics() {
             actionName: `Action  ${selectedPointData.actions.length + 1}`,
             actionType: "worker",
             loadCount: 1,
+            assemblyCount: 1,
             loadCapacity: 1,
             processTime: 10,
             triggers: [],
@@ -389,7 +415,7 @@ function HumanMechanics() {
                                 }}
                                 loadCount={{
                                     value: loadCount,
-                                    min: 0,
+                                    min: 1,
                                     max: 20,
                                     step: 1,
                                     defaultValue: "1",
@@ -407,6 +433,15 @@ function HumanMechanics() {
                                     max: 60,
                                     onChange: handleProcessTimeChange,
                                 }}
+                                assemblyCount={{
+                                    value: assemblyCount,
+                                    min: 1,
+                                    max: 20,
+                                    step: 1,
+                                    defaultValue: "1",
+                                    disabled: false,
+                                    onChange: handleAssemblyCountChange,
+                                }}
                                 swapOptions={["Default material", "Material 1", "Material 2", "Material 3"]}
                                 swapDefaultOption={swappedMaterial}
                                 onSwapSelect={handleMaterialChange}

app/src/modules/builder/asset/assetsGroup.tsx

@@ -265,6 +265,7 @@ function AssetsGroup({ plane }: { readonly plane: RefMesh }) {
                                                         actionName: "Action 1",
                                                         actionType: "worker",
                                                         loadCount: 1,
+                                                        assemblyCount: 1,
                                                         loadCapacity: 1,
                                                         processTime: 10,
                                                         triggers: []

app/src/modules/builder/asset/functions/addAssetModel.ts

@@ -384,6 +384,7 @@ async function handleModelLoad(
                             actionName: "Action 1",
                             actionType: "worker",
                             loadCount: 1,
+                            assemblyCount: 1,
                             loadCapacity: 1,
                             processTime: 10,
                             triggers: []

app/src/modules/builder/asset/models/model/animator/modelAnimator.tsx

@@ -0,0 +1,94 @@
+import { useEffect, useRef, useCallback, useState } from 'react';
+import * as THREE from 'three';
+import { useFrame } from '@react-three/fiber';
+import { useSceneContext } from '../../../../../scene/sceneContext';
+import useModuleStore from '../../../../../../store/useModuleStore';
+import { usePauseButtonStore, useAnimationPlaySpeed } from '../../../../../../store/usePlayButtonStore';
+
+interface ModelAnimatorProps {
+    asset: Asset;
+    gltfScene: THREE.Object3D;
+}
+
+export function ModelAnimator({
+    asset,
+    gltfScene,
+}: ModelAnimatorProps) {
+    const mixerRef = useRef<THREE.AnimationMixer>();
+    const actions = useRef<{ [name: string]: THREE.AnimationAction }>({});
+    const [previousAnimation, setPreviousAnimation] = useState<string | null>(null);
+
+    const blendFactor = useRef(0);
+    const blendDuration = 0.5;
+
+    const { speed } = useAnimationPlaySpeed();
+    const { isPaused } = usePauseButtonStore();
+    const { assetStore } = useSceneContext();
+    const { activeModule } = useModuleStore();
+    const { setAnimations, setAnimationComplete } = assetStore();
+
+    const handleAnimationComplete = useCallback(() => {
+        if (asset.animationState) {
+            setAnimationComplete(asset.modelUuid, true);
+        }
+    }, [asset.animationState]);
+
+    useEffect(() => {
+        if (!gltfScene || !gltfScene.animations || gltfScene.animations.length === 0) return;
+
+        mixerRef.current = new THREE.AnimationMixer(gltfScene);
+
+        gltfScene.animations.forEach((clip: THREE.AnimationClip) => {
+            const action = mixerRef.current!.clipAction(clip);
+            actions.current[clip.name] = action;
+        });
+
+        const animationNames = gltfScene.animations.map(clip => clip.name);
+        setAnimations(asset.modelUuid, animationNames);
+
+        return () => {
+            mixerRef.current?.stopAllAction();
+            mixerRef.current = undefined;
+        };
+    }, [gltfScene]);
+
+    useEffect(() => {
+        if (!asset.animationState || !mixerRef.current) return;
+
+        const { current, loopAnimation, isPlaying } = asset.animationState;
+        const currentAction = actions.current[current];
+        const previousAction = previousAnimation ? actions.current[previousAnimation] : null;
+
+        if (isPlaying && currentAction && !isPaused) {
+            blendFactor.current = 0;
+
+            currentAction.reset();
+            currentAction.setLoop(loopAnimation ? THREE.LoopRepeat : THREE.LoopOnce, loopAnimation ? Infinity : 1);
+            currentAction.clampWhenFinished = true;
+
+            if (previousAction && previousAction !== currentAction) {
+                previousAction.crossFadeTo(currentAction, blendDuration, false);
+            }
+
+            currentAction.play();
+            mixerRef.current.addEventListener('finished', handleAnimationComplete);
+            setPreviousAnimation(current);
+        } else {
+            Object.values(actions.current).forEach((action) => action.stop());
+        }
+
+        return () => {
+            if (mixerRef.current) {
+                mixerRef.current.removeEventListener('finished', handleAnimationComplete);
+            }
+        };
+    }, [asset.animationState?.current, asset.animationState?.isCompleted, asset.animationState?.isPlaying, isPaused, activeModule]);
+
+    useFrame((_, delta) => {
+        if (mixerRef.current) {
+            mixerRef.current.update(delta * (activeModule === 'simulation' ? speed : 1));
+        }
+    });
+
+    return null;
+}

app/src/modules/scene/controls/selectionControls/selection3D/copyPasteControls3D.tsx

@@ -404,6 +404,7 @@ const CopyPasteControls3D = ({
                                         actionName: "Action 1",
                                         actionType: "worker",
                                         loadCapacity: 1,
+                                        assemblyCount: 1,
                                         loadCount: 1,
                                         processTime: 10,
                                         triggers: []

app/src/modules/scene/controls/selectionControls/selection3D/duplicationControls3D.tsx

@@ -405,6 +405,7 @@ const DuplicationControls3D = ({
                                         actionName: "Action 1",
                                         actionType: "worker",
                                         loadCapacity: 1,
+                                        assemblyCount: 1,
                                         loadCount: 1,
                                         processTime: 10,
                                         triggers: []

app/src/modules/scene/sceneContext.tsx

@@ -1,4 +1,4 @@
-import { createContext, useContext, useMemo } from 'react';
+import { createContext, useContext, useMemo, useRef } from 'react';
 
 import { createAssetStore, AssetStoreType } from '../../store/builder/useAssetStore';
 import { createWallAssetStore, WallAssetStoreType } from '../../store/builder/useWallAssetStore';
@@ -38,6 +38,8 @@ type SceneContextValue = {
     storageUnitStore: StorageUnitStoreType;
     humanStore: HumanStoreType;
 
+    humanEventManagerRef: React.RefObject<HumanEventManagerState>;
+
     clearStores: () => void;
 
     layout: 'Main Layout' | 'Comparison Layout';
@@ -71,6 +73,8 @@ export function SceneProvider({
     const storageUnitStore = useMemo(() => createStorageUnitStore(), []);
     const humanStore = useMemo(() => createHumanStore(), []);
 
+    const humanEventManagerRef = useRef<HumanEventManagerState>({ humanStates: [] });
+
     const clearStores = useMemo(() => () => {
         assetStore.getState().clearAssets();
         wallAssetStore.getState().clearWallAssets();
@@ -87,6 +91,7 @@ export function SceneProvider({
         vehicleStore.getState().clearVehicles();
         storageUnitStore.getState().clearStorageUnits();
         humanStore.getState().clearHumans();
+        humanEventManagerRef.current.humanStates = [];
     }, [assetStore, wallAssetStore, wallStore, aisleStore, zoneStore, floorStore, eventStore, productStore, materialStore, armBotStore, machineStore, conveyorStore, vehicleStore, storageUnitStore, humanStore]);
 
     const contextValue = useMemo(() => (
@@ -106,6 +111,7 @@ export function SceneProvider({
             vehicleStore,
             storageUnitStore,
             humanStore,
+            humanEventManagerRef,
             clearStores,
             layout
         }

app/src/modules/simulation/conveyor/instances/conveyorInstance/conveyorInstance.tsx

@@ -1,24 +1,24 @@
 import { useEffect } from 'react'
-import { useResetButtonStore } from '../../../../../store/usePlayButtonStore';
+import { useFrame } from '@react-three/fiber'
 import { useSceneContext } from '../../../../scene/sceneContext';
 import { useProductContext } from '../../../products/productContext';
 // import { findConveyorSubsequence } from '../../../simulator/functions/getConveyorSequencesInProduct';
 
 function ConveyorInstance({ conveyor }: { readonly conveyor: ConveyorStatus }) {
+
     const { materialStore, conveyorStore, productStore } = useSceneContext();
     const { getProductById } = productStore();
     const { selectedProductStore } = useProductContext();
     const { selectedProduct } = selectedProductStore();
-    const { getMaterialsByCurrentModelUuid, materials } = materialStore();
-    const { isReset } = useResetButtonStore();
+    const { getMaterialsByCurrentModelUuid } = materialStore();
     const { setConveyorPaused } = conveyorStore();
 
-    useEffect(() => {
+    useFrame(() => {
         const product = getProductById(selectedProduct.productUuid);
         if (!product) return;
 
         const conveyorMaterials = getMaterialsByCurrentModelUuid(conveyor.modelUuid);
-        if (conveyorMaterials && conveyorMaterials?.length > 0) {
+        if (conveyorMaterials && conveyorMaterials.length > 0) {
 
             const hasPausedMaterials = conveyorMaterials.some(material => material.isPaused);
 
@@ -52,7 +52,7 @@ function ConveyorInstance({ conveyor }: { readonly conveyor: ConveyorStatus }) {
         //     }
         // });
 
-    }, [materials, conveyor.modelUuid, getMaterialsByCurrentModelUuid, setConveyorPaused, isReset, selectedProduct.productUuid, getProductById]);
+    });
 
     useEffect(() => {
         // console.log('conveyor: ', conveyor);
@@ -61,7 +61,7 @@ function ConveyorInstance({ conveyor }: { readonly conveyor: ConveyorStatus }) {
     return (
         <>
         </>
-    )
-};
+    );
+}
 
 export default ConveyorInstance

app/src/modules/simulation/human/eventManager/useHumanEventManager.ts

@@ -1,195 +1,142 @@
-import { useEffect, useRef } from 'react';
+import { useEffect } from 'react';
 import { useFrame } from '@react-three/fiber';
 import { usePauseButtonStore, usePlayButtonStore, useResetButtonStore } from '../../../../store/usePlayButtonStore';
 import { useSceneContext } from '../../../scene/sceneContext';
 import { useProductContext } from '../../products/productContext';
 
 export function useHumanEventManager() {
-    const { humanStore, productStore, assetStore } = useSceneContext();
-    const { getHumanById, setCurrentPhase } = humanStore();
+    const { humanStore, productStore, assetStore, humanEventManagerRef } = useSceneContext();
+    const { getHumanById, setCurrentPhase, removeCurrentAction } = humanStore();
     const { getAssetById } = assetStore();
     const { getActionByUuid } = productStore();
     const { selectedProductStore } = useProductContext();
     const { selectedProduct } = selectedProductStore();
 
-    const stateRef = useRef({
-        humanStates: new Map<string, {
-            callbacks: (() => void)[],
-            actionQueue: { actionType: "worker" | "assembly", actionUuid: string, actionName: string }[],
-            isCooldown: boolean
-        }>(),
-        callbackCounts: new Map<string, Map<string, number>>(),
-        isMonitoring: false
-    });
-
     const { isPlaying } = usePlayButtonStore();
     const { isPaused } = usePauseButtonStore();
     const { isReset } = useResetButtonStore();
 
     useEffect(() => {
-        if (isReset) {
-            stateRef.current.humanStates.clear();
-            stateRef.current.callbackCounts.clear();
-            stateRef.current.isMonitoring = false;
+        if ((isReset || !isPlaying) && humanEventManagerRef.current) {
+            humanEventManagerRef.current.humanStates = [];
         }
-    }, [isReset]);
+    }, [isReset, isPlaying]);
 
     const addHumanToMonitor = (humanId: string, callback: () => void, actionUuid: string) => {
-        const action = getActionByUuid(selectedProduct.productUuid, actionUuid || '') as HumanAction | undefined;
+        const human = getHumanById(humanId);
+        const action = getActionByUuid(selectedProduct.productUuid, actionUuid);
+        if (!human || !action || (action.actionType !== 'assembly' && action.actionType !== 'worker') || !humanEventManagerRef.current) return;
 
-        if (!action) return;
-
-        const actionType = action.actionType;
-        if (actionType !== "worker" && actionType !== "assembly") return;
-
-        if (!stateRef.current.callbackCounts.has(humanId)) {
-            stateRef.current.callbackCounts.set(humanId, new Map());
+        let state = humanEventManagerRef.current.humanStates.find(h => h.humanId === humanId);
+        if (!state) {
+            state = { humanId, actionQueue: [], isCooldown: false };
+            humanEventManagerRef.current.humanStates.push(state);
         }
 
-        const actionCounts = stateRef.current.callbackCounts.get(humanId)!;
-        if (!actionCounts.has(actionUuid)) {
-            actionCounts.set(actionUuid, 0);
-        }
-
-        const currentCount = actionCounts.get(actionUuid)!;
-        if (actionType === 'worker' && currentCount >= action.loadCount) {
+        const existingAction = state.actionQueue.find(a => a.actionUuid === actionUuid);
+        if (existingAction) {
+            const currentCount = existingAction.count ?? 0;
+            if (existingAction.actionType === 'worker') {
+                if (currentCount < existingAction.maxLoadCount) {
+                    existingAction.callback = callback;
+                    existingAction.isMonitored = true;
+                    existingAction.isCompleted = false;
+                }
+            } else if (existingAction.actionType === 'assembly') {
+                if (currentCount < existingAction.maxAssemblyCount) {
+                    existingAction.callback = callback;
+                    existingAction.isMonitored = true;
+                    existingAction.isCompleted = false;
+                }
+            }
             return;
         }
 
-        if (!stateRef.current.humanStates.has(humanId)) {
-            stateRef.current.humanStates.set(humanId, {
-                callbacks: [],
-                actionQueue: [],
-                isCooldown: false
-            });
-        }
-
-        const humanState = stateRef.current.humanStates.get(humanId)!;
-        humanState.callbacks.push(callback);
-        humanState.actionQueue.push({ actionType, actionUuid, actionName: action.actionName });
-
-        stateRef.current.isMonitoring = true;
+        state.actionQueue.push({
+            actionType: action.actionType,
+            actionUuid,
+            actionName: action.actionName,
+            maxLoadCount: action.loadCount ?? 0,
+            maxAssemblyCount: action.assemblyCount ?? 0,
+            count: 0,
+            isMonitored: true,
+            isCompleted: false,
+            callback
+        });
     };
 
-    const removeHumanFromMonitor = (humanId: string) => {
-        // stateRef.current.humanStates.delete(humanId);
+    const removeHumanFromMonitor = (humanId: string, actionUuid: string) => {
+        if (!humanEventManagerRef.current) return;
+        const state = humanEventManagerRef.current.humanStates.find(h => h.humanId === humanId);
+        if (!state) return;
 
-        if (stateRef.current.humanStates.size === 0) {
-            stateRef.current.isMonitoring = false;
+        const action = state.actionQueue.find(a => a.actionUuid === actionUuid);
+        if (action) {
+            action.callback = undefined;
+            action.isMonitored = false;
         }
     };
 
-    const getCallbackCount = (humanId: string, actionUuid: string) => {
-        if (!stateRef.current.callbackCounts.has(humanId)) return 0;
-        return stateRef.current.callbackCounts.get(humanId)!.get(actionUuid) || 0;
-    };
-
-    const incrementCallbackCount = (humanId: string, actionUuid: string) => {
-        if (!stateRef.current.callbackCounts.has(humanId)) {
-            stateRef.current.callbackCounts.set(humanId, new Map());
-        }
-        const actionCounts = stateRef.current.callbackCounts.get(humanId)!;
-        const currentCount = actionCounts.get(actionUuid) || 0;
-        actionCounts.set(actionUuid, currentCount + 1);
-    };
-
     useFrame(() => {
-        if (!stateRef.current.isMonitoring || !isPlaying || isPaused) return;
+        if (!humanEventManagerRef.current || humanEventManagerRef.current.humanStates.length === 0 || !isPlaying || isPaused) return;
 
-        stateRef.current.humanStates.forEach((humanState, humanId) => {
-            if (humanState.callbacks.length === 0 || humanState.isCooldown) return;
+        for (const humanState of humanEventManagerRef.current.humanStates) {
+            if (humanState.isCooldown) continue;
 
-            const actionQueue = humanState.actionQueue;
-            if (!actionQueue || actionQueue.length === 0) return;
+            const { humanId, actionQueue } = humanState;
+            if (!actionQueue || actionQueue.length === 0) continue;
+
+            const action = actionQueue.find(a => !a.isCompleted);
+            if (!action || !action.isMonitored || !action.callback) continue;
 
-            const { actionType: expectedActionType, actionUuid } = actionQueue[0];
             const human = getHumanById(humanId);
             const humanAsset = getAssetById(humanId);
-            const action = getActionByUuid(selectedProduct.productUuid, actionUuid) as HumanAction | undefined;
+            const currentAction = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '') as HumanAction | undefined;
 
-            if (!humanAsset || !human || !action || action.actionType !== expectedActionType) return;
-
-            const currentCount = getCallbackCount(humanId, actionUuid);
-
-            const currentAction = getActionByUuid(selectedProduct.productUuid, human.currentAction?.actionUuid || '') as HumanAction | undefined;
+            if (!human || !humanAsset || !currentAction) continue;
+            if (human.isActive || human.state !== "idle" || humanAsset.animationState?.current !== 'idle') continue;
 
             let conditionMet = false;
 
-            if (expectedActionType === "worker") {
-                if (currentAction && currentAction.actionType === 'worker' && currentCount >= currentAction.loadCount) {
-                    humanState.callbacks.shift();
-                    actionQueue.shift();
-                    if (humanState.callbacks.length === 0) {
-                        removeHumanFromMonitor(humanId);
-                    }
-                    return;
+            if (currentAction.actionType === 'worker') {
+                if (action.actionType === 'worker' && human.currentLoad < currentAction.loadCapacity) {
+                    conditionMet = true;
+                } else if (action.actionType === 'assembly') {
+                    conditionMet = true;
                 }
-
-                if (currentAction && currentAction.actionType === 'worker') {
-                    conditionMet = (
-                        !human.isActive &&
-                        human.state === "idle" &&
-                        humanAsset.animationState?.current === 'idle' &&
-                        human.currentLoad < currentAction.loadCapacity
-                    );
-
-                    if (conditionMet && actionUuid !== human.currentAction?.actionUuid) {
-                        setCurrentPhase(human.modelUuid, 'init');
-                    }
-                } else {
-                    conditionMet = (
-                        !human.isActive &&
-                        human.state === "idle" &&
-                        humanAsset.animationState?.current === 'idle'
-                    );
-                    if (conditionMet && actionUuid !== human.currentAction?.actionUuid) {
-                        setCurrentPhase(human.modelUuid, 'init');
-                    }
-                }
-
-            } else if (expectedActionType === "assembly") {
-                if (currentAction && currentAction.actionType === 'worker') {
-                    conditionMet = (
-                        !human.isActive &&
-                        human.state === "idle" &&
-                        humanAsset.animationState?.current === 'idle' &&
-                        human.currentLoad < currentAction.loadCapacity
-                    );
-                    if (conditionMet && actionUuid !== human.currentAction?.actionUuid) {
-                        setCurrentPhase(human.modelUuid, 'init');
-                    }
-                } else {
-                    conditionMet = (
-                        !human.isActive &&
-                        human.state === "idle" &&
-                        humanAsset.animationState?.current === 'idle'
-                    )
+            } else if (currentAction.actionType === 'assembly') {
+                if (action.actionType === 'assembly') {
+                    conditionMet = true;
+                } else if (action.actionType === 'worker' && human.currentLoad < currentAction.loadCapacity) {
+                    conditionMet = true;
                 }
             }
 
             if (conditionMet) {
-                const callback = humanState.callbacks.shift();
-                actionQueue.shift();
-
-                if (callback) {
-                    callback();
-                    incrementCallbackCount(humanId, actionUuid);
+                if (action.actionUuid !== human.currentAction?.actionUuid) {
+                    setCurrentPhase(human.modelUuid, 'init');
+                    removeCurrentAction(human.modelUuid);
                 }
 
-                if (humanState.callbacks.length === 0) {
-                    removeHumanFromMonitor(humanId);
-                } else {
-                    humanState.isCooldown = true;
-                    setTimeout(() => {
-                        humanState.isCooldown = false;
-                    }, 1000);
+                action.callback();
+                action.count = (action.count ?? 0) + 1;
+                action.isMonitored = false;
+                if ((action.actionType === 'worker' && action.count >= action.maxLoadCount) ||
+                    (action.actionType === 'assembly' && action.count >= action.maxAssemblyCount)) {
+                    action.isCompleted = true;
                 }
+                humanState.isCooldown = true;
+                setTimeout(() => {
+                    humanState.isCooldown = false;
+                }, 1000);
+
+                removeHumanFromMonitor(human.modelUuid, action.actionUuid);
             }
-        });
-    });
+        }
+    }, 0);
 
     return {
         addHumanToMonitor,
-        removeHumanFromMonitor,
+        removeHumanFromMonitor
     };
 }

app/src/modules/simulation/human/instances/animator/assemblerAnimator.tsx

@@ -0,0 +1,172 @@
+import { useEffect, useRef, useState } from 'react';
+import { useFrame, useThree } from '@react-three/fiber';
+import * as THREE from 'three';
+import { Line } from '@react-three/drei';
+import { useAnimationPlaySpeed, usePauseButtonStore, usePlayButtonStore, useResetButtonStore } from '../../../../../store/usePlayButtonStore';
+import { useSceneContext } from '../../../../scene/sceneContext';
+import { useProductContext } from '../../../products/productContext';
+
+interface AssemblerAnimatorProps {
+    path: [number, number, number][];
+    handleCallBack: () => void;
+    reset: () => void;
+    human: HumanStatus;
+}
+
+function AssemblerAnimator({ path, handleCallBack, human, reset }: Readonly<AssemblerAnimatorProps>) {
+    const { humanStore, assetStore, productStore } = useSceneContext();
+    const { getActionByUuid } = productStore();
+    const { selectedProductStore } = useProductContext();
+    const { selectedProduct } = selectedProductStore();
+    const { getHumanById } = humanStore();
+    const { setCurrentAnimation } = assetStore();
+    const { isPaused } = usePauseButtonStore();
+    const { isPlaying } = usePlayButtonStore();
+    const { speed } = useAnimationPlaySpeed();
+    const { isReset, setReset } = useResetButtonStore();
+    const progressRef = useRef<number>(0);
+    const completedRef = useRef<boolean>(false);
+    const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+    const [objectRotation, setObjectRotation] = useState<[number, number, number] | null>((action as HumanAction)?.assemblyPoint?.rotation || [0, 0, 0]);
+    const [restRotation, setRestingRotation] = useState<boolean>(true);
+    const [currentPath, setCurrentPath] = useState<[number, number, number][]>([]);
+    const { scene } = useThree();
+
+    useEffect(() => {
+        if (!human.currentAction?.actionUuid) return;
+        if (human.currentPhase === 'init-assembly' && path.length > 0) {
+            setCurrentPath(path);
+            setObjectRotation((action as HumanAction)?.assemblyPoint?.rotation ?? null);
+        }
+    }, [human.currentPhase, path, objectRotation, selectedProduct, human.currentAction?.actionUuid]);
+
+    useEffect(() => {
+        completedRef.current = false;
+    }, [currentPath]);
+
+    useEffect(() => {
+        if (isReset || !isPlaying) {
+            reset();
+            setCurrentPath([]);
+            completedRef.current = false;
+            progressRef.current = 0;
+            setReset(false);
+            setRestingRotation(true);
+            const object = scene.getObjectByProperty('uuid', human.modelUuid);
+            const humanData = getHumanById(human.modelUuid);
+            if (object && humanData) {
+                object.position.set(humanData.position[0], humanData.position[1], humanData.position[2]);
+                object.rotation.set(humanData.rotation[0], humanData.rotation[1], humanData.rotation[2]);
+            }
+        }
+    }, [isReset, isPlaying]);
+
+    const lastTimeRef = useRef(performance.now());
+
+    useFrame(() => {
+        const now = performance.now();
+        const delta = (now - lastTimeRef.current) / 1000;
+        lastTimeRef.current = now;
+
+        const object = scene.getObjectByProperty('uuid', human.modelUuid);
+        if (!object || currentPath.length < 2) return;
+        if (isPaused || !isPlaying) return;
+
+        let totalDistance = 0;
+        const distances = [];
+        let accumulatedDistance = 0;
+        let index = 0;
+        const rotationSpeed = 1.5;
+
+        for (let i = 0; i < currentPath.length - 1; i++) {
+            const start = new THREE.Vector3(...currentPath[i]);
+            const end = new THREE.Vector3(...currentPath[i + 1]);
+            const segmentDistance = start.distanceTo(end);
+            distances.push(segmentDistance);
+            totalDistance += segmentDistance;
+        }
+
+        while (index < distances.length && progressRef.current > accumulatedDistance + distances[index]) {
+            accumulatedDistance += distances[index];
+            index++;
+        }
+
+        if (index < distances.length) {
+            const start = new THREE.Vector3(...currentPath[index]);
+            const end = new THREE.Vector3(...currentPath[index + 1]);
+            const segmentDistance = distances[index];
+
+            const targetQuaternion = new THREE.Quaternion().setFromRotationMatrix(
+                new THREE.Matrix4().lookAt(start, end, new THREE.Vector3(0, 1, 0))
+            );
+            const y180 = new THREE.Quaternion().setFromAxisAngle(new THREE.Vector3(0, 1, 0), Math.PI);
+            targetQuaternion.multiply(y180);
+
+            const angle = object.quaternion.angleTo(targetQuaternion);
+            if (angle < 0.01) {
+                object.quaternion.copy(targetQuaternion);
+            } else {
+                const step = rotationSpeed * delta * speed * human.speed;
+                object.quaternion.rotateTowards(targetQuaternion, step);
+            }
+
+            const isAligned = angle < 0.01;
+
+            if (isAligned) {
+                progressRef.current += delta * (speed * human.speed);
+                const t = (progressRef.current - accumulatedDistance) / segmentDistance;
+                const position = start.clone().lerp(end, t);
+                object.position.copy(position);
+                setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
+            } else {
+                setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+            }
+        }
+
+        if (progressRef.current >= totalDistance) {
+            if (restRotation && objectRotation) {
+                const targetEuler = new THREE.Euler(0, objectRotation[1], 0);
+                const baseQuaternion = new THREE.Quaternion().setFromEuler(targetEuler);
+                const y180 = new THREE.Quaternion().setFromAxisAngle(new THREE.Vector3(0, 1, 0), Math.PI);
+                const targetQuaternion = baseQuaternion.multiply(y180);
+
+                const angle = object.quaternion.angleTo(targetQuaternion);
+                if (angle < 0.01) {
+                    object.quaternion.copy(targetQuaternion);
+                    setRestingRotation(false);
+                } else {
+                    const step = rotationSpeed * delta * speed * human.speed;
+                    object.quaternion.rotateTowards(targetQuaternion, step);
+                }
+
+                setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+                return;
+            }
+        }
+
+        if (progressRef.current >= totalDistance) {
+            setRestingRotation(true);
+            progressRef.current = 0;
+            setCurrentPath([]);
+            handleCallBack();
+        }
+    });
+
+    return (
+        <>
+            {currentPath.length > 0 && (
+                <group visible={false}>
+                    <Line points={currentPath} color="blue" lineWidth={3} />
+                    {currentPath.map((point, index) => (
+                        <mesh key={index} position={point}>
+                            <sphereGeometry args={[0.1, 16, 16]} />
+                            <meshStandardMaterial color="red" />
+                        </mesh>
+                    ))}
+                </group>
+            )}
+        </>
+    );
+}
+
+export default AssemblerAnimator;

app/src/modules/simulation/human/instances/animator/materialAnimator.tsx

@@ -50,7 +50,7 @@ const MaterialAnimator = ({ human }: { human: HumanStatus; }) => {
 
     return (
         <>
-            {hasLoad && (action as HumanAction).actionType === 'worker' && human.currentMaterials.length > 0 && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup') && (
+            {hasLoad && action && (action as HumanAction).actionType === 'worker' && human.currentMaterials.length > 0 && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup') && (
                 <MaterialModel
                     matRef={meshRef}
                     materialId={human.currentMaterials[0].materialId || ''}

app/src/modules/simulation/human/instances/animator/workerAnimator.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState } from 'react'
+import { useEffect, useRef, useState } from 'react';
 import { useFrame, useThree } from '@react-three/fiber';
 import * as THREE from 'three';
 import { Line } from '@react-three/drei';
@@ -6,7 +6,7 @@ import { useAnimationPlaySpeed, usePauseButtonStore, usePlayButtonStore, useRese
 import { useSceneContext } from '../../../../scene/sceneContext';
 import { useProductContext } from '../../../products/productContext';
 
-interface HumanAnimatorProps {
+interface WorkerAnimatorProps {
     path: [number, number, number][];
     handleCallBack: () => void;
     reset: () => void;
@@ -14,7 +14,7 @@ interface HumanAnimatorProps {
     human: HumanStatus;
 }
 
-function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProcess }: Readonly<HumanAnimatorProps>) {
+function WorkerAnimator({ path, handleCallBack, human, reset, startUnloadingProcess }: Readonly<WorkerAnimatorProps>) {
     const { humanStore, assetStore, productStore } = useSceneContext();
     const { getActionByUuid } = productStore();
     const { selectedProductStore } = useProductContext();
@@ -29,7 +29,7 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
     const movingForward = useRef<boolean>(true);
     const completedRef = useRef<boolean>(false);
     const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-    const [objectRotation, setObjectRotation] = useState<[number, number, number] | null>((action as HumanAction)?.pickUpPoint?.rotation || [0, 0, 0])
+    const [objectRotation, setObjectRotation] = useState<[number, number, number] | null>((action as HumanAction)?.pickUpPoint?.rotation || [0, 0, 0]);
     const [restRotation, setRestingRotation] = useState<boolean>(true);
     const [currentPath, setCurrentPath] = useState<[number, number, number][]>([]);
     const { scene } = useThree();
@@ -39,15 +39,12 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
         const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
         if (human.currentPhase === 'init-pickup' && path.length > 0) {
             setCurrentPath(path);
-            setObjectRotation((action as HumanAction).pickUpPoint?.rotation ?? null)
-        } else if (human.currentPhase === 'init-assembly' && path.length > 0) {
-            setObjectRotation((action as HumanAction)?.assemblyPoint?.rotation ?? null)
-            setCurrentPath(path);
+            setObjectRotation((action as HumanAction).pickUpPoint?.rotation ?? null);
         } else if (human.currentPhase === 'pickup-drop' && path.length > 0) {
-            setObjectRotation((action as HumanAction)?.dropPoint?.rotation ?? null)
+            setObjectRotation((action as HumanAction)?.dropPoint?.rotation ?? null);
             setCurrentPath(path);
         } else if (human.currentPhase === 'drop-pickup' && path.length > 0) {
-            setObjectRotation((action as HumanAction)?.pickUpPoint?.rotation ?? null)
+            setObjectRotation((action as HumanAction)?.pickUpPoint?.rotation ?? null);
             setCurrentPath(path);
         }
     }, [human.currentPhase, path, objectRotation, selectedProduct, human.currentAction?.actionUuid]);
@@ -72,7 +69,7 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
                 object.rotation.set(humanData.rotation[0], humanData.rotation[1], humanData.rotation[2]);
             }
         }
-    }, [isReset, isPlaying])
+    }, [isReset, isPlaying]);
 
     const lastTimeRef = useRef(performance.now());
 
@@ -109,7 +106,9 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
             const end = new THREE.Vector3(...currentPath[index + 1]);
             const segmentDistance = distances[index];
 
-            const targetQuaternion = new THREE.Quaternion().setFromRotationMatrix(new THREE.Matrix4().lookAt(start, end, new THREE.Vector3(0, 1, 0)));
+            const targetQuaternion = new THREE.Quaternion().setFromRotationMatrix(
+                new THREE.Matrix4().lookAt(start, end, new THREE.Vector3(0, 1, 0))
+            );
             const y180 = new THREE.Quaternion().setFromAxisAngle(new THREE.Vector3(0, 1, 0), Math.PI);
             targetQuaternion.multiply(y180);
 
@@ -118,13 +117,7 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
                 object.quaternion.copy(targetQuaternion);
             } else {
                 const step = rotationSpeed * delta * speed * human.speed;
-                const angle = object.quaternion.angleTo(targetQuaternion);
-
-                if (angle < step) {
-                    object.quaternion.copy(targetQuaternion);
-                } else {
-                    object.quaternion.rotateTowards(targetQuaternion, step);
-                }
+                object.quaternion.rotateTowards(targetQuaternion, step);
             }
 
             const isAligned = angle < 0.01;
@@ -134,13 +127,13 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
                 const t = (progressRef.current - accumulatedDistance) / segmentDistance;
                 const position = start.clone().lerp(end, t);
                 object.position.copy(position);
-                if (human.currentMaterials.length > 0 && action?.actionType === 'worker' && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup')) {
+                if (human.currentMaterials.length > 0 && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup')) {
                     setCurrentAnimation(human.modelUuid, 'walk_with_box', true, true, true);
                 } else {
                     setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
                 }
             } else {
-                if (human.currentMaterials.length > 0 && action?.actionType === 'worker' && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup')) {
+                if (human.currentMaterials.length > 0 && (human.currentPhase !== 'init-pickup' && human.currentPhase !== 'init-assembly' && human.currentPhase !== 'drop-pickup')) {
                     setCurrentAnimation(human.modelUuid, 'idle_with_box', true, true, true);
                 } else {
                     setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
@@ -151,7 +144,6 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
         if (progressRef.current >= totalDistance) {
             if (restRotation && objectRotation) {
                 const targetEuler = new THREE.Euler(0, objectRotation[1], 0);
-
                 const baseQuaternion = new THREE.Quaternion().setFromEuler(targetEuler);
                 const y180 = new THREE.Quaternion().setFromAxisAngle(new THREE.Vector3(0, 1, 0), Math.PI);
                 const targetQuaternion = baseQuaternion.multiply(y180);
@@ -162,21 +154,14 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
                     setRestingRotation(false);
                 } else {
                     const step = rotationSpeed * delta * speed * human.speed;
-                    const angle = object.quaternion.angleTo(targetQuaternion);
-
-                    if (angle < step) {
-                        object.quaternion.copy(targetQuaternion);
-                    } else {
-                        object.quaternion.rotateTowards(targetQuaternion, step);
-                    }
-                }
-
-                if (human.currentMaterials.length > 0) {
-                    setCurrentAnimation(human.modelUuid, 'idle_with_box', true, true, true);
-                } else {
-                    setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+                    object.quaternion.rotateTowards(targetQuaternion, step);
                 }
 
+                setCurrentAnimation(
+                    human.modelUuid,
+                    human.currentMaterials.length > 0 ? 'idle_with_box' : 'idle',
+                    true, true, true
+                );
                 return;
             }
         }
@@ -196,7 +181,6 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
     return (
         <>
             {currentPath.length > 0 && (
-                // helper
                 <group visible={false}>
                     <Line points={currentPath} color="blue" lineWidth={3} />
                     {currentPath.map((point, index) => (
@@ -208,7 +192,7 @@ function HumanAnimator({ path, handleCallBack, human, reset, startUnloadingProce
                 </group>
             )}
         </>
-    )
+    );
 }
 
-export default HumanAnimator
+export default WorkerAnimator;

app/src/modules/simulation/human/instances/instance/actions/assemberInstance.tsx

@@ -0,0 +1,221 @@
+import { useCallback, useEffect, useRef, useState } from 'react';
+import * as THREE from 'three';
+import { useThree } from '@react-three/fiber';
+import { NavMeshQuery } from '@recast-navigation/core';
+import { useNavMesh } from '../../../../../../store/builder/store';
+import { useAnimationPlaySpeed, usePauseButtonStore, usePlayButtonStore } from '../../../../../../store/usePlayButtonStore';
+import { useTriggerHandler } from '../../../../triggers/triggerHandler/useTriggerHandler';
+import { useSceneContext } from '../../../../../scene/sceneContext';
+import { useProductContext } from '../../../../products/productContext';
+
+import AssemblerAnimator from '../../animator/assemblerAnimator';
+
+function AssemblerInstance({ human }: { human: HumanStatus }) {
+    const { navMesh } = useNavMesh();
+    const { isPlaying } = usePlayButtonStore();
+    const { scene } = useThree();
+    const { assetStore, materialStore, humanStore, productStore } = useSceneContext();
+    const { setMaterial } = materialStore();
+    const { triggerPointActions } = useTriggerHandler();
+    const { setCurrentAnimation, resetAnimation, getAssetById } = assetStore();
+    const { getActionByUuid } = productStore();
+    const { selectedProductStore } = useProductContext();
+    const { selectedProduct } = selectedProductStore();
+    const { setHumanActive, setHumanState, decrementHumanLoad, removeLastMaterial, setCurrentPhase } = humanStore();
+
+    const [path, setPath] = useState<[number, number, number][]>([]);
+    const isPausedRef = useRef<boolean>(false);
+    const isSpeedRef = useRef<number>(0);
+    const { speed } = useAnimationPlaySpeed();
+    const { isPaused } = usePauseButtonStore();
+    const humanAsset = getAssetById(human.modelUuid);
+    const processStartTimeRef = useRef<number | null>(null);
+    const processTimeRef = useRef<number>(0);
+    const processAnimationIdRef = useRef<number | null>(null);
+    const accumulatedPausedTimeRef = useRef<number>(0);
+    const lastPauseTimeRef = useRef<number | null>(null);
+    const hasLoggedHalfway = useRef(false);
+    const hasLoggedCompleted = useRef(false);
+
+    useEffect(() => {
+        isPausedRef.current = isPaused;
+    }, [isPaused]);
+
+    useEffect(() => {
+        isSpeedRef.current = speed;
+    }, [speed]);
+
+    const computePath = useCallback((start: [number, number, number], end: [number, number, number]) => {
+        try {
+            const navMeshQuery = new NavMeshQuery(navMesh);
+            let startPoint = new THREE.Vector3(start[0], start[1], start[2]);
+            let endPoint = new THREE.Vector3(end[0], end[1], end[2]);
+            const { path: segmentPath } = navMeshQuery.computePath(startPoint, endPoint);
+            if (
+                segmentPath.length > 0 &&
+                Math.round(segmentPath[segmentPath.length - 1].x) == Math.round(endPoint.x) &&
+                Math.round(segmentPath[segmentPath.length - 1].z) == Math.round(endPoint.z)
+            ) {
+                return segmentPath?.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
+            } else {
+                console.log("There is no path here...Choose valid path")
+                const { path: segmentPaths } = navMeshQuery.computePath(startPoint, startPoint);
+                return segmentPaths.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
+            }
+        } catch {
+            console.error("Failed to compute path");
+            return [];
+        }
+    }, [navMesh]);
+
+    function humanStatus(modelId: string, status: string) {
+        // console.log(`${modelId} , ${status}`);
+    }
+
+    function reset() {
+        setCurrentPhase(human.modelUuid, 'init');
+        setHumanActive(human.modelUuid, false);
+        setHumanState(human.modelUuid, 'idle');
+        resetAnimation(human.modelUuid);
+        setPath([]);
+        if (processAnimationIdRef.current) {
+            cancelAnimationFrame(processAnimationIdRef.current);
+            processAnimationIdRef.current = null;
+        }
+        processStartTimeRef.current = null;
+        processTimeRef.current = 0;
+        accumulatedPausedTimeRef.current = 0;
+        lastPauseTimeRef.current = null;
+        hasLoggedHalfway.current = false;
+        hasLoggedCompleted.current = false;
+        const object = scene.getObjectByProperty('uuid', human.modelUuid);
+        if (object && human) {
+            object.position.set(human.position[0], human.position[1], human.position[2]);
+            object.rotation.set(human.rotation[0], human.rotation[1], human.rotation[2]);
+        }
+    }
+
+    useEffect(() => {
+        if (isPlaying) {
+            const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+
+            if (!action || !(action as HumanAction).assemblyPoint || (action as HumanAction).actionType === 'worker') return;
+
+            if (!human.isActive && human.state === 'idle' && human.currentPhase === 'init') {
+                const humanMesh = scene.getObjectByProperty('uuid', human.modelUuid);
+                if (!humanMesh) return;
+
+                const toPickupPath = computePath(humanMesh.position.toArray(), (action as HumanAction)?.assemblyPoint?.position || [0, 0, 0]);
+                setPath(toPickupPath);
+                setHumanState(human.modelUuid, 'idle');
+                setCurrentPhase(human.modelUuid, 'init-assembly');
+                setHumanActive(human.modelUuid, false);
+                setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+                humanStatus(human.modelUuid, 'Human is waiting for material in assembly');
+            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'waiting') {
+                if (human.currentMaterials.length > 0 && humanAsset && humanAsset.animationState?.current !== 'working_standing') {
+                    setCurrentAnimation(human.modelUuid, 'working_standing', true, true, false);
+                    setHumanState(human.modelUuid, 'running');
+                    setCurrentPhase(human.modelUuid, 'assembling');
+                    setHumanActive(human.modelUuid, true);
+
+                    processStartTimeRef.current = performance.now();
+                    processTimeRef.current = (action as HumanAction).processTime || 0;
+                    accumulatedPausedTimeRef.current = 0;
+                    lastPauseTimeRef.current = null;
+                    hasLoggedHalfway.current = false;
+                    hasLoggedCompleted.current = false;
+
+                    if (!processAnimationIdRef.current) {
+                        processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
+                    }
+                }
+            } else if (human.isActive && human.state === 'running' && human.currentMaterials.length > 0 && humanAsset && humanAsset.animationState?.current === 'working_standing' && humanAsset.animationState?.isCompleted) {
+                if ((action as HumanAction).assemblyPoint && human.currentPhase === 'assembling') {
+                    setHumanState(human.modelUuid, 'idle');
+                    setCurrentPhase(human.modelUuid, 'waiting');
+                    setHumanActive(human.modelUuid, false);
+                    setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+                    humanStatus(human.modelUuid, 'Human is waiting for material in assembly');
+
+                    decrementHumanLoad(human.modelUuid, 1);
+                    const material = removeLastMaterial(human.modelUuid);
+                    if (material) {
+                        triggerPointActions((action as HumanAction), material.materialId);
+                    }
+                }
+            }
+        } else {
+            reset()
+        }
+    }, [human, human.currentPhase, path, isPlaying, humanAsset?.animationState?.isCompleted]);
+
+    const trackAssemblyProcess = useCallback(() => {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+
+        const now = performance.now();
+
+        if (!processStartTimeRef.current || !(action as HumanAction).processTime || !action) {
+            return;
+        }
+
+        if (isPausedRef.current) {
+            if (!lastPauseTimeRef.current) {
+                lastPauseTimeRef.current = now;
+            }
+            processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
+            return;
+        } else if (lastPauseTimeRef.current) {
+            accumulatedPausedTimeRef.current += now - lastPauseTimeRef.current;
+            lastPauseTimeRef.current = null;
+        }
+
+        const elapsed = (now - processStartTimeRef.current - accumulatedPausedTimeRef.current) * isSpeedRef.current;
+        const totalProcessTimeMs = ((action as HumanAction).processTime || 1) * 1000;
+
+        if (elapsed >= totalProcessTimeMs / 2 && !hasLoggedHalfway.current) {
+            hasLoggedHalfway.current = true;
+            if (human.currentMaterials.length > 0) {
+                setMaterial(human.currentMaterials[0].materialId, (action as HumanAction).swapMaterial || 'Default Material');
+            }
+            humanStatus(human.modelUuid, `🟡 Human ${human.modelUuid} reached halfway in assembly.`);
+        }
+
+        if (elapsed >= totalProcessTimeMs && !hasLoggedCompleted.current) {
+            hasLoggedCompleted.current = true;
+            setCurrentAnimation(human.modelUuid, 'working_standing', true, true, true);
+            if (processAnimationIdRef.current) {
+                cancelAnimationFrame(processAnimationIdRef.current);
+                processAnimationIdRef.current = null;
+            }
+            humanStatus(human.modelUuid, `✅ Human ${human.modelUuid} completed assembly process.`);
+            return;
+        }
+
+        processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
+    }, [human.modelUuid, human.currentMaterials]);
+
+    function handleCallBack() {
+        if (human.currentPhase === 'init-assembly') {
+            setCurrentPhase(human.modelUuid, 'waiting');
+            setHumanState(human.modelUuid, 'idle');
+            setHumanActive(human.modelUuid, false);
+            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+            humanStatus(human.modelUuid, 'Reached assembly point, waiting for material');
+            setPath([]);
+        }
+    }
+
+    return (
+        <>
+            <AssemblerAnimator
+                path={path}
+                handleCallBack={handleCallBack}
+                human={human}
+                reset={reset}
+            />
+        </>
+    )
+}
+
+export default AssemblerInstance;

app/src/modules/simulation/human/instances/instance/actions/workerInstance.tsx

@@ -0,0 +1,615 @@
+import { useCallback, useEffect, useRef, useState } from 'react';
+import * as THREE from 'three';
+import { useThree } from '@react-three/fiber';
+import { NavMeshQuery } from '@recast-navigation/core';
+import { useNavMesh } from '../../../../../../store/builder/store';
+import { useAnimationPlaySpeed, usePauseButtonStore, usePlayButtonStore } from '../../../../../../store/usePlayButtonStore';
+import { useTriggerHandler } from '../../../../triggers/triggerHandler/useTriggerHandler';
+import { useSceneContext } from '../../../../../scene/sceneContext';
+import { useProductContext } from '../../../../products/productContext';
+
+import WorkerAnimator from '../../animator/workerAnimator';
+
+function WorkerInstance({ human }: { human: HumanStatus }) {
+    const { navMesh } = useNavMesh();
+    const { isPlaying } = usePlayButtonStore();
+    const { scene } = useThree();
+    const { assetStore, materialStore, armBotStore, conveyorStore, machineStore, vehicleStore, humanStore, storageUnitStore, productStore } = useSceneContext();
+    const { removeMaterial, setEndTime, setIsVisible } = materialStore();
+    const { getStorageUnitById } = storageUnitStore();
+    const { getArmBotById } = armBotStore();
+    const { getConveyorById } = conveyorStore();
+    const { getVehicleById } = vehicleStore();
+    const { getMachineById } = machineStore();
+    const { triggerPointActions } = useTriggerHandler();
+    const { setCurrentAnimation, resetAnimation, getAssetById } = assetStore();
+    const { getActionByUuid, getEventByModelUuid, getTriggerByUuid } = productStore();
+    const { selectedProductStore } = useProductContext();
+    const { selectedProduct } = selectedProductStore();
+    const { setHumanActive, setHumanState, clearCurrentMaterials, setHumanLoad, setHumanScheduled, decrementHumanLoad, removeLastMaterial, incrementIdleTime, incrementActiveTime, resetTime, setCurrentPhase } = humanStore();
+
+    const [path, setPath] = useState<[number, number, number][]>([]);
+    const pauseTimeRef = useRef<number | null>(null);
+    const idleTimeRef = useRef<number>(0);
+    const activeTimeRef = useRef<number>(0);
+    const isPausedRef = useRef<boolean>(false);
+    const isSpeedRef = useRef<number>(0);
+    const { speed } = useAnimationPlaySpeed();
+    const { isPaused } = usePauseButtonStore();
+    const previousTimeRef = useRef<number | null>(null);
+    const animationFrameIdRef = useRef<number | null>(null);
+    const humanAsset = getAssetById(human.modelUuid);
+
+    useEffect(() => {
+        isPausedRef.current = isPaused;
+    }, [isPaused]);
+
+    useEffect(() => {
+        isSpeedRef.current = speed;
+    }, [speed]);
+
+    const computePath = useCallback((start: [number, number, number], end: [number, number, number]) => {
+        try {
+            const navMeshQuery = new NavMeshQuery(navMesh);
+            let startPoint = new THREE.Vector3(start[0], start[1], start[2]);
+            let endPoint = new THREE.Vector3(end[0], end[1], end[2]);
+            const { path: segmentPath } = navMeshQuery.computePath(startPoint, endPoint);
+            if (
+                segmentPath.length > 0 &&
+                Math.round(segmentPath[segmentPath.length - 1].x) == Math.round(endPoint.x) &&
+                Math.round(segmentPath[segmentPath.length - 1].z) == Math.round(endPoint.z)
+            ) {
+                return segmentPath?.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
+            } else {
+                console.log("There is no path here...Choose valid path")
+                const { path: segmentPaths } = navMeshQuery.computePath(startPoint, startPoint);
+                return segmentPaths.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
+            }
+        } catch {
+            console.error("Failed to compute path");
+            return [];
+        }
+    }, [navMesh]);
+
+    function humanStatus(modelId: string, status: string) {
+        // console.log(`${modelId} , ${status}`);
+    }
+
+    function reset() {
+        setCurrentPhase(human.modelUuid, 'init');
+        setHumanActive(human.modelUuid, false);
+        setHumanState(human.modelUuid, 'idle');
+        setHumanScheduled(human.modelUuid, false);
+        setHumanLoad(human.modelUuid, 0);
+        resetAnimation(human.modelUuid);
+        setPath([]);
+        isPausedRef.current = false;
+        pauseTimeRef.current = 0;
+        resetTime(human.modelUuid)
+        activeTimeRef.current = 0
+        idleTimeRef.current = 0
+        previousTimeRef.current = null
+        if (animationFrameIdRef.current !== null) {
+            cancelAnimationFrame(animationFrameIdRef.current)
+            animationFrameIdRef.current = null
+        }
+        const object = scene.getObjectByProperty('uuid', human.modelUuid);
+        if (object && human) {
+            object.position.set(human.position[0], human.position[1], human.position[2]);
+            object.rotation.set(human.rotation[0], human.rotation[1], human.rotation[2]);
+        }
+    }
+
+    useEffect(() => {
+        if (isPlaying) {
+            const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+            if (!action || action.actionType !== 'worker' || !action.pickUpPoint || !action.dropPoint) return;
+
+            if (!human.isActive && human.state === 'idle' && human.currentPhase === 'init') {
+                const humanMesh = scene.getObjectByProperty('uuid', human.modelUuid);
+                if (!humanMesh) return;
+                
+                const toPickupPath = computePath(humanMesh.position.toArray(), action?.pickUpPoint?.position || [0, 0, 0]);
+
+                setPath(toPickupPath);
+                setCurrentPhase(human.modelUuid, 'init-pickup');
+                setHumanState(human.modelUuid, 'running');
+                setHumanActive(human.modelUuid, true);
+                setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
+                humanStatus(human.modelUuid, 'Started from init, heading to pickup');
+                return;
+            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'picking') {
+                if (humanAsset && human.currentLoad === action.loadCapacity && human.currentMaterials.length > 0 && human.currentLoad > 0 && humanAsset.animationState?.current === 'pickup' && humanAsset.animationState?.isCompleted) {
+                    if (action.pickUpPoint && action.dropPoint) {
+                        const toDrop = computePath(action.pickUpPoint.position || [0, 0, 0], action.dropPoint.position || [0, 0, 0]);
+                        setPath(toDrop);
+                        setCurrentPhase(human.modelUuid, 'pickup-drop');
+                        setHumanState(human.modelUuid, 'running');
+                        setCurrentAnimation(human.modelUuid, 'walk_with_box', true, true, true);
+                        humanStatus(human.modelUuid, 'Started from pickup point, heading to drop point');
+                    }
+                } else if (human.currentMaterials.length > 0 && human.currentLoad > 0 && humanAsset?.animationState?.current !== 'pickup') {
+                    if (human.currentMaterials[0]?.materialId) {
+                        setIsVisible(human.currentMaterials[0]?.materialId, false);
+                    }
+                    setCurrentAnimation(human.modelUuid, 'pickup', true, false, false);
+                }
+            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'dropping' && human.currentLoad === 0) {
+                if (action.pickUpPoint && action.dropPoint) {
+                    const dropToPickup = computePath(action.dropPoint.position || [0, 0, 0], action.pickUpPoint.position || [0, 0, 0]);
+                    setPath(dropToPickup);
+                    setCurrentPhase(human.modelUuid, 'drop-pickup');
+                    setHumanState(human.modelUuid, 'running');
+                    setHumanActive(human.modelUuid, true);
+                    setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
+                    humanStatus(human.modelUuid, 'Started from dropping point, heading to pickup point');
+                }
+            }
+        } else {
+            reset()
+        }
+    }, [human, human.currentAction, human.currentPhase, path, isPlaying, humanAsset?.animationState?.isCompleted]);
+
+    function handleCallBack() {
+        if (human.currentPhase === 'init-pickup') {
+            setCurrentPhase(human.modelUuid, 'picking');
+            setHumanState(human.modelUuid, 'idle');
+            setHumanActive(human.modelUuid, false);
+            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+            humanStatus(human.modelUuid, 'Reached pickup point, waiting for material');
+            setPath([]);
+        } else if (human.currentPhase === 'pickup-drop') {
+            setCurrentPhase(human.modelUuid, 'dropping');
+            setHumanState(human.modelUuid, 'idle');
+            setHumanActive(human.modelUuid, false);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+            humanStatus(human.modelUuid, 'Reached drop point');
+            setPath([]);
+        } else if (human.currentPhase === 'drop-pickup') {
+            setCurrentPhase(human.modelUuid, 'picking');
+            setHumanState(human.modelUuid, 'idle');
+            setHumanActive(human.modelUuid, false);
+            setHumanScheduled(human.modelUuid, false);
+            setPath([]);
+            clearCurrentMaterials(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
+            humanStatus(human.modelUuid, 'Reached pickup point again, cycle complete');
+        }
+    }
+
+    function startUnloadingProcess() {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+        if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
+            if ((action as HumanAction).triggers.length > 0) {
+                const trigger = getTriggerByUuid(selectedProduct.productUuid, (action as HumanAction).triggers[0]?.triggerUuid);
+                const model = getEventByModelUuid(selectedProduct.productUuid, trigger?.triggeredAsset?.triggeredModel?.modelUuid || '');
+
+                if (trigger && model) {
+                    if (model.type === 'transfer') {
+                        if (action) {
+                            handleMaterialDropToConveyor(model);
+                        }
+                    } else if (model.type === 'machine') {
+                        if (action) {
+                            handleMaterialDropToMachine(model);
+                        }
+                    } else if (model.type === 'roboticArm') {
+                        if (action) {
+                            handleMaterialDropToArmBot(model);
+                        }
+                    } else if (model.type === 'storageUnit') {
+                        if (action) {
+                            handleMaterialDropToStorageUnit(model);
+                        }
+                    } else if (model.type === 'vehicle') {
+                        if (action) {
+                            handleMaterialDropToVehicle(model);
+                        }
+                    }
+                } else {
+                    const droppedMaterial = human.currentLoad;
+                    handleMaterialDropByDefault(droppedMaterial);
+                }
+            } else {
+                const droppedMaterial = human.currentLoad;
+                handleMaterialDropByDefault(droppedMaterial);
+            }
+        } else {
+            requestAnimationFrame(startUnloadingProcess);
+        }
+    }
+
+    function handleMaterialDropToStorageUnit(model: StorageEventSchema) {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+        const humanAsset = getAssetById(human.modelUuid);
+        if (model && humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        const checkAnimation = () => {
+            if (humanAsset?.animationState?.isCompleted) {
+                if (model.point.action.actionType === 'store') {
+                    loopMaterialDropToStorage(
+                        human.modelUuid,
+                        human.currentLoad,
+                        model.modelUuid,
+                        model.point.action.storageCapacity,
+                        (action as HumanAction)
+                    );
+                }
+            } else {
+                requestAnimationFrame(checkAnimation);
+            }
+        };
+        checkAnimation();
+    }
+
+    function loopMaterialDropToStorage(
+        humanId: string,
+        humanCurrentLoad: number,
+        storageUnitId: string,
+        storageMaxCapacity: number,
+        action: HumanAction
+    ) {
+        const storageUnit = getStorageUnitById(storageUnitId);
+        const humanAsset = getAssetById(human.modelUuid);
+
+        if (!storageUnit || humanCurrentLoad <= 0 || storageUnit.currentLoad >= storageMaxCapacity) {
+            return;
+        }
+
+        decrementHumanLoad(humanId, 1);
+        humanCurrentLoad -= 1;
+
+        const material = removeLastMaterial(humanId);
+        if (material) {
+            triggerPointActions(action, material.materialId);
+        }
+
+        if (humanCurrentLoad > 0 && storageUnit.currentLoad < storageMaxCapacity) {
+            resetAnimation(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+            const waitForNextDrop = () => {
+                if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
+                    loopMaterialDropToStorage(
+                        humanId,
+                        humanCurrentLoad,
+                        storageUnitId,
+                        storageMaxCapacity,
+                        action
+                    );
+                } else {
+                    requestAnimationFrame(waitForNextDrop);
+                }
+            };
+            waitForNextDrop();
+        }
+    }
+
+    function handleMaterialDropToConveyor(model: ConveyorEventSchema) {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        const checkAnimation = () => {
+            if (humanAsset?.animationState?.isCompleted) {
+                const conveyor = getConveyorById(model.modelUuid);
+                if (conveyor) {
+                    loopMaterialDropToConveyor(
+                        human.modelUuid,
+                        human.currentLoad,
+                        conveyor.modelUuid,
+                        (action as HumanAction)
+                    );
+                }
+            } else {
+                requestAnimationFrame(checkAnimation);
+            }
+        };
+        checkAnimation();
+    }
+
+    function loopMaterialDropToConveyor(
+        humanId: string,
+        humanCurrentLoad: number,
+        conveyorId: string,
+        action: HumanAction
+    ) {
+        const conveyor = getConveyorById(conveyorId);
+        const humanAsset = getAssetById(human.modelUuid);
+
+        if (!conveyor || humanCurrentLoad <= 0) {
+            return;
+        }
+
+        decrementHumanLoad(humanId, 1);
+        humanCurrentLoad -= 1;
+
+        const material = removeLastMaterial(humanId);
+        if (material) {
+            triggerPointActions(action, material.materialId);
+        }
+
+        if (humanCurrentLoad > 0) {
+            resetAnimation(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+            const waitForNextDrop = () => {
+                if (humanAsset?.animationState?.isCompleted) {
+                    loopMaterialDropToConveyor(
+                        humanId,
+                        humanCurrentLoad,
+                        conveyorId,
+                        action
+                    );
+                } else {
+                    requestAnimationFrame(waitForNextDrop);
+                }
+            };
+            waitForNextDrop();
+        }
+    }
+
+    function handleMaterialDropToArmBot(model: RoboticArmEventSchema) {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        const checkAnimation = () => {
+            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
+                const armBot = getArmBotById(model.modelUuid);
+                if (armBot && armBot.state === 'idle' && !armBot.isActive) {
+                    loopMaterialDropToArmBot(
+                        human.modelUuid,
+                        human.currentLoad,
+                        model.modelUuid,
+                        (action as HumanAction)
+                    );
+                }
+            } else {
+                requestAnimationFrame(checkAnimation);
+            }
+        };
+        checkAnimation();
+    }
+
+    function loopMaterialDropToArmBot(
+        humanId: string,
+        humanCurrentLoad: number,
+        armBotId: string,
+        action: HumanAction
+    ) {
+        const armBot = getArmBotById(armBotId);
+        const humanAsset = getAssetById(human.modelUuid);
+
+        if (!armBot || armBot.state !== 'idle' || armBot.isActive || humanCurrentLoad <= 0) {
+            return;
+        }
+
+        decrementHumanLoad(humanId, 1);
+        humanCurrentLoad -= 1;
+
+        const material = removeLastMaterial(humanId);
+        if (material) {
+            triggerPointActions(action, material.materialId);
+        }
+
+        if (humanCurrentLoad > 0) {
+            resetAnimation(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+            const waitForNextTransfer = () => {
+                const currentArmBot = getArmBotById(armBotId);
+                if (currentArmBot && currentArmBot.state === 'idle' && !currentArmBot.isActive) {
+                    if (humanAsset?.animationState?.isCompleted) {
+                        loopMaterialDropToArmBot(
+                            humanId,
+                            humanCurrentLoad,
+                            armBotId,
+                            action
+                        );
+                    } else {
+                        requestAnimationFrame(waitForNextTransfer);
+                    }
+                } else {
+                    requestAnimationFrame(waitForNextTransfer);
+                }
+            };
+            waitForNextTransfer();
+        }
+    }
+
+    function handleMaterialDropToVehicle(model: VehicleEventSchema) {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        const checkAnimation = () => {
+            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
+                const vehicle = getVehicleById(model.modelUuid);
+                if (vehicle && vehicle.state === 'idle' && !vehicle.isActive) {
+                    loopMaterialDropToVehicle(
+                        human.modelUuid,
+                        human.currentLoad,
+                        model.modelUuid,
+                        (action as HumanAction)
+                    );
+                }
+            } else {
+                requestAnimationFrame(checkAnimation);
+            }
+        };
+        checkAnimation();
+    }
+
+    function loopMaterialDropToVehicle(
+        humanId: string,
+        humanCurrentLoad: number,
+        vehicleId: string,
+        action: HumanAction
+    ) {
+        const vehicle = getVehicleById(vehicleId);
+        const humanAsset = getAssetById(human.modelUuid);
+
+        if (!vehicle || vehicle.state !== 'idle' || vehicle.isActive || humanCurrentLoad <= 0) {
+            return;
+        }
+
+        decrementHumanLoad(humanId, 1);
+        humanCurrentLoad -= 1;
+
+        const material = removeLastMaterial(humanId);
+        if (material) {
+            triggerPointActions(action, material.materialId);
+        }
+
+        if (humanCurrentLoad > 0) {
+            resetAnimation(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+            const waitForNextTransfer = () => {
+                const currentVehicle = getVehicleById(vehicleId);
+                if (currentVehicle && currentVehicle.state === 'idle' && !currentVehicle.isActive) {
+                    if (humanAsset?.animationState?.isCompleted) {
+                        loopMaterialDropToVehicle(
+                            humanId,
+                            humanCurrentLoad,
+                            vehicleId,
+                            action
+                        );
+                    } else {
+                        requestAnimationFrame(waitForNextTransfer);
+                    }
+                } else {
+                    requestAnimationFrame(waitForNextTransfer);
+                }
+            };
+            waitForNextTransfer();
+        }
+    }
+
+    function handleMaterialDropToMachine(model: MachineEventSchema) {
+        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        const checkAnimation = () => {
+            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
+                const machine = getMachineById(model.modelUuid);
+                if (machine && machine.state === 'idle' && !machine.isActive) {
+                    loopMaterialDropToMachine(
+                        human.modelUuid,
+                        human.currentLoad,
+                        model.modelUuid,
+                        (action as HumanAction)
+                    );
+                }
+            } else {
+                requestAnimationFrame(checkAnimation);
+            }
+        };
+        checkAnimation();
+    }
+
+    function loopMaterialDropToMachine(
+        humanId: string,
+        humanCurrentLoad: number,
+        machineId: string,
+        action: HumanAction
+    ) {
+        const machine = getMachineById(machineId);
+        const humanAsset = getAssetById(human.modelUuid);
+
+        if (!machine || machine.state !== 'idle' || machine.isActive || humanCurrentLoad <= 0) {
+            return;
+        }
+
+        decrementHumanLoad(humanId, 1);
+        humanCurrentLoad -= 1;
+
+        const material = removeLastMaterial(humanId);
+        if (material) {
+            triggerPointActions(action, material.materialId);
+        }
+
+        if (humanCurrentLoad > 0) {
+            resetAnimation(human.modelUuid);
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+            const waitForNextTransfer = () => {
+                const currentMachine = getMachineById(machineId);
+                if (currentMachine && currentMachine.state === 'idle' && !currentMachine.isActive) {
+                    if (humanAsset?.animationState?.isCompleted) {
+                        loopMaterialDropToMachine(
+                            humanId,
+                            humanCurrentLoad,
+                            machineId,
+                            action
+                        );
+                    } else {
+                        requestAnimationFrame(waitForNextTransfer);
+                    }
+                } else {
+                    requestAnimationFrame(waitForNextTransfer);
+                }
+            };
+            waitForNextTransfer();
+        }
+    }
+
+    function handleMaterialDropByDefault(droppedMaterial: number) {
+        const humanAsset = getAssetById(human.modelUuid);
+        if (humanAsset?.animationState?.current !== 'drop') {
+            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+        }
+
+        if (humanAsset?.animationState?.isCompleted) {
+            const remainingMaterials = droppedMaterial - 1;
+            decrementHumanLoad(human.modelUuid, 1);
+            const material = removeLastMaterial(human.modelUuid);
+
+            if (material) {
+                setEndTime(material.materialId, performance.now());
+                removeMaterial(material.materialId);
+            }
+
+            if (remainingMaterials > 0) {
+                resetAnimation(human.modelUuid);
+                setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
+
+                requestAnimationFrame(() => handleMaterialDropByDefault(remainingMaterials));
+            }
+            return;
+        }
+
+        requestAnimationFrame(() => handleMaterialDropByDefault(droppedMaterial));
+    }
+
+    return (
+        <>
+            <WorkerAnimator
+                path={path}
+                handleCallBack={handleCallBack}
+                human={human}
+                reset={reset}
+                startUnloadingProcess={startUnloadingProcess}
+            />
+        </>
+    )
+}
+
+export default WorkerInstance;

app/src/modules/simulation/human/instances/instance/humanInstance.tsx

@@ -1,36 +1,20 @@
-import { useCallback, useEffect, useRef, useState } from 'react';
-import * as THREE from 'three';
-import { useThree } from '@react-three/fiber';
-import { NavMeshQuery } from '@recast-navigation/core';
-import { useNavMesh } from '../../../../../store/builder/store';
+import { useEffect, useRef } from 'react';
 import { useAnimationPlaySpeed, usePauseButtonStore, usePlayButtonStore } from '../../../../../store/usePlayButtonStore';
-import { useTriggerHandler } from '../../../triggers/triggerHandler/useTriggerHandler';
 import { useSceneContext } from '../../../../scene/sceneContext';
 import { useProductContext } from '../../../products/productContext';
 
-import HumanAnimator from '../animator/humanAnimator';
 import MaterialAnimator from '../animator/materialAnimator';
+import AssemblerInstance from './actions/assemberInstance';
+import WorkerInstance from './actions/workerInstance';
 
 function HumanInstance({ human }: { human: HumanStatus }) {
-    const { navMesh } = useNavMesh();
     const { isPlaying } = usePlayButtonStore();
-    const { scene } = useThree();
-    const { assetStore, materialStore, armBotStore, conveyorStore, machineStore, vehicleStore, humanStore, storageUnitStore, productStore } = useSceneContext();
-    const { removeMaterial, setEndTime, setMaterial, setIsVisible } = materialStore();
-    const { getStorageUnitById } = storageUnitStore();
-    const { getArmBotById } = armBotStore();
-    const { getConveyorById } = conveyorStore();
-    const { getVehicleById } = vehicleStore();
-    const { getMachineById } = machineStore();
-    const { triggerPointActions } = useTriggerHandler();
-    const { setCurrentAnimation, resetAnimation, getAssetById } = assetStore();
-    const { getActionByUuid, getEventByModelUuid, getTriggerByUuid } = productStore();
+    const { humanStore, productStore } = useSceneContext();
+    const { getActionByUuid } = productStore();
     const { selectedProductStore } = useProductContext();
     const { selectedProduct } = selectedProductStore();
-    const { setHumanActive, setHumanState, clearCurrentMaterials, setHumanLoad, setHumanScheduled, decrementHumanLoad, removeLastMaterial, incrementIdleTime, incrementActiveTime, resetTime, setCurrentPhase } = humanStore();
+    const { incrementIdleTime, incrementActiveTime } = humanStore();
 
-    const [path, setPath] = useState<[number, number, number][]>([]);
-    const pauseTimeRef = useRef<number | null>(null);
     const idleTimeRef = useRef<number>(0);
     const activeTimeRef = useRef<number>(0);
     const isPausedRef = useRef<boolean>(false);
@@ -39,14 +23,7 @@ function HumanInstance({ human }: { human: HumanStatus }) {
     const { isPaused } = usePauseButtonStore();
     const previousTimeRef = useRef<number | null>(null);
     const animationFrameIdRef = useRef<number | null>(null);
-    const humanAsset = getAssetById(human.modelUuid);
-    const processStartTimeRef = useRef<number | null>(null);
-    const processTimeRef = useRef<number>(0);
-    const processAnimationIdRef = useRef<number | null>(null);
-    const accumulatedPausedTimeRef = useRef<number>(0);
-    const lastPauseTimeRef = useRef<number | null>(null);
-    const hasLoggedHalfway = useRef(false);
-    const hasLoggedCompleted = useRef(false);
+    const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
 
     useEffect(() => {
         isPausedRef.current = isPaused;
@@ -56,259 +33,6 @@ function HumanInstance({ human }: { human: HumanStatus }) {
         isSpeedRef.current = speed;
     }, [speed]);
 
-    const computePath = useCallback((start: [number, number, number], end: [number, number, number]) => {
-        try {
-            const navMeshQuery = new NavMeshQuery(navMesh);
-            let startPoint = new THREE.Vector3(start[0], start[1], start[2]);
-            let endPoint = new THREE.Vector3(end[0], end[1], end[2]);
-            const { path: segmentPath } = navMeshQuery.computePath(startPoint, endPoint);
-            if (
-                segmentPath.length > 0 &&
-                Math.round(segmentPath[segmentPath.length - 1].x) == Math.round(endPoint.x) &&
-                Math.round(segmentPath[segmentPath.length - 1].z) == Math.round(endPoint.z)
-            ) {
-                return segmentPath?.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
-            } else {
-                console.log("There is no path here...Choose valid path")
-                const { path: segmentPaths } = navMeshQuery.computePath(startPoint, startPoint);
-                return segmentPaths.map(({ x, y, z }) => [x, 0, z] as [number, number, number]) || [];
-            }
-        } catch {
-            console.error("Failed to compute path");
-            return [];
-        }
-    }, [navMesh]);
-
-    function humanStatus(modelId: string, status: string) {
-        // console.log(`${modelId} , ${status}`);
-    }
-
-    function reset() {
-        setCurrentPhase(human.modelUuid, 'init');
-        setHumanActive(human.modelUuid, false);
-        setHumanState(human.modelUuid, 'idle');
-        setHumanScheduled(human.modelUuid, false);
-        setHumanLoad(human.modelUuid, 0);
-        resetAnimation(human.modelUuid);
-        setPath([]);
-        isPausedRef.current = false;
-        pauseTimeRef.current = 0;
-        resetTime(human.modelUuid)
-        activeTimeRef.current = 0
-        idleTimeRef.current = 0
-        previousTimeRef.current = null
-        if (animationFrameIdRef.current !== null) {
-            cancelAnimationFrame(animationFrameIdRef.current)
-            animationFrameIdRef.current = null
-        }
-        if (processAnimationIdRef.current) {
-            cancelAnimationFrame(processAnimationIdRef.current);
-            processAnimationIdRef.current = null;
-        }
-        processStartTimeRef.current = null;
-        processTimeRef.current = 0;
-        accumulatedPausedTimeRef.current = 0;
-        lastPauseTimeRef.current = null;
-        hasLoggedHalfway.current = false;
-        hasLoggedCompleted.current = false;
-        const object = scene.getObjectByProperty('uuid', human.modelUuid);
-        if (object && human) {
-            object.position.set(human.position[0], human.position[1], human.position[2]);
-            object.rotation.set(human.rotation[0], human.rotation[1], human.rotation[2]);
-        }
-    }
-
-    useEffect(() => {
-        if (isPlaying) {
-            const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-
-            if (!action || !(action as HumanAction).assemblyPoint || (action as HumanAction).actionType === 'worker') return;
-
-            if (!human.isActive && human.state === 'idle' && human.currentPhase === 'init') {
-
-                const humanMesh = scene.getObjectByProperty('uuid', human.modelUuid);
-                if (!humanMesh) return;
-
-                const toPickupPath = computePath(humanMesh.position.toArray(), (action as HumanAction)?.assemblyPoint?.position || [0, 0, 0]);
-                setPath(toPickupPath);
-                setHumanState(human.modelUuid, 'idle');
-                setCurrentPhase(human.modelUuid, 'init-assembly');
-                setHumanActive(human.modelUuid, false);
-                setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
-                humanStatus(human.modelUuid, 'Human is waiting for material in assembly');
-            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'waiting') {
-
-                if (human.currentMaterials.length > 0 && humanAsset && humanAsset.animationState?.current !== 'working_standing') {
-                    setCurrentAnimation(human.modelUuid, 'working_standing', true, true, false);
-                    setHumanState(human.modelUuid, 'running');
-                    setCurrentPhase(human.modelUuid, 'assembling');
-                    setHumanActive(human.modelUuid, true);
-
-                    processStartTimeRef.current = performance.now();
-                    processTimeRef.current = (action as HumanAction).processTime || 0;
-                    accumulatedPausedTimeRef.current = 0;
-                    lastPauseTimeRef.current = null;
-                    hasLoggedHalfway.current = false;
-                    hasLoggedCompleted.current = false;
-
-                    if (!processAnimationIdRef.current) {
-                        processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
-                    }
-                }
-            } else if (human.isActive && human.state === 'running' && human.currentMaterials.length > 0 && humanAsset && humanAsset.animationState?.current === 'working_standing' && humanAsset.animationState?.isCompleted) {
-                if ((action as HumanAction).assemblyPoint && human.currentPhase === 'assembling') {
-                    setHumanState(human.modelUuid, 'idle');
-                    setCurrentPhase(human.modelUuid, 'waiting');
-                    setHumanActive(human.modelUuid, false);
-                    setHumanScheduled(human.modelUuid, false);
-                    setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
-                    humanStatus(human.modelUuid, 'Human is waiting for material in assembly');
-
-                    decrementHumanLoad(human.modelUuid, 1);
-                    const material = removeLastMaterial(human.modelUuid);
-                    if (material) {
-                        triggerPointActions((action as HumanAction), material.materialId);
-                    }
-                }
-            }
-
-        } else {
-            reset()
-        }
-        // eslint-disable-next-line react-hooks/exhaustive-deps
-    }, [human, human.currentPhase, path, isPlaying, humanAsset?.animationState?.isCompleted]);
-
-    const trackAssemblyProcess = useCallback(() => {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-
-        const now = performance.now();
-
-        if (!processStartTimeRef.current || !(action as HumanAction).processTime || !action) {
-            return;
-        }
-
-        if (isPausedRef.current) {
-            if (!lastPauseTimeRef.current) {
-                lastPauseTimeRef.current = now;
-            }
-            processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
-            return;
-        } else if (lastPauseTimeRef.current) {
-            accumulatedPausedTimeRef.current += now - lastPauseTimeRef.current;
-            lastPauseTimeRef.current = null;
-        }
-
-        const elapsed = (now - processStartTimeRef.current - accumulatedPausedTimeRef.current) * isSpeedRef.current;
-        const totalProcessTimeMs = ((action as HumanAction).processTime || 1) * 1000;
-
-        if (elapsed >= totalProcessTimeMs / 2 && !hasLoggedHalfway.current) {
-            hasLoggedHalfway.current = true;
-            if (human.currentMaterials.length > 0) {
-                setMaterial(human.currentMaterials[0].materialId, (action as HumanAction).swapMaterial || 'Default Material');
-            }
-            humanStatus(human.modelUuid, `🟡 Human ${human.modelUuid} reached halfway in assembly.`);
-        }
-
-        if (elapsed >= totalProcessTimeMs && !hasLoggedCompleted.current) {
-            hasLoggedCompleted.current = true;
-            setCurrentAnimation(human.modelUuid, 'working_standing', true, true, true);
-            if (processAnimationIdRef.current) {
-                cancelAnimationFrame(processAnimationIdRef.current);
-                processAnimationIdRef.current = null;
-            }
-            humanStatus(human.modelUuid, `✅ Human ${human.modelUuid} completed assembly process.`);
-            return;
-        }
-
-        processAnimationIdRef.current = requestAnimationFrame(trackAssemblyProcess);
-    }, [human.modelUuid, human.currentMaterials]);
-
-    useEffect(() => {
-        if (isPlaying) {
-            const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-            if (!action || action.actionType !== 'worker' || !action.pickUpPoint || !action.dropPoint) return;
-
-            if (!human.isActive && human.state === 'idle' && human.currentPhase === 'init') {
-
-                const humanMesh = scene.getObjectByProperty('uuid', human.modelUuid);
-                if (!humanMesh) return;
-
-                const toPickupPath = computePath(humanMesh.position.toArray(), action?.pickUpPoint?.position || [0, 0, 0]);
-                setPath(toPickupPath);
-                setCurrentPhase(human.modelUuid, 'init-pickup');
-                setHumanState(human.modelUuid, 'running');
-                setHumanActive(human.modelUuid, true);
-                setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
-                humanStatus(human.modelUuid, 'Started from init, heading to pickup');
-                return;
-            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'picking') {
-                if (humanAsset && human.currentLoad === action.loadCapacity && human.currentMaterials.length > 0 && humanAsset.animationState?.current === 'pickup' && humanAsset.animationState?.isCompleted) {
-                    if (action.pickUpPoint && action.dropPoint) {
-                        const toDrop = computePath(action.pickUpPoint.position || [0, 0, 0], action.dropPoint.position || [0, 0, 0]);
-                        setPath(toDrop);
-                        setCurrentPhase(human.modelUuid, 'pickup-drop');
-                        setHumanState(human.modelUuid, 'running');
-                        setCurrentAnimation(human.modelUuid, 'walk_with_box', true, true, true);
-                        humanStatus(human.modelUuid, 'Started from pickup point, heading to drop point');
-                    }
-                } else if (human.currentMaterials.length > 0 && humanAsset?.animationState?.current !== 'pickup') {
-                    if (human.currentMaterials[0]?.materialId) {
-                        setIsVisible(human.currentMaterials[0]?.materialId, false);
-                    }
-                    setCurrentAnimation(human.modelUuid, 'pickup', true, false, false);
-                }
-            } else if (!human.isActive && human.state === 'idle' && human.currentPhase === 'dropping' && human.currentLoad === 0) {
-                if (action.pickUpPoint && action.dropPoint) {
-                    const dropToPickup = computePath(action.dropPoint.position || [0, 0, 0], action.pickUpPoint.position || [0, 0, 0]);
-                    setPath(dropToPickup);
-                    setCurrentPhase(human.modelUuid, 'drop-pickup');
-                    setHumanState(human.modelUuid, 'running');
-                    setHumanActive(human.modelUuid, true);
-                    setCurrentAnimation(human.modelUuid, 'walking', true, true, true);
-                    humanStatus(human.modelUuid, 'Started from dropping point, heading to pickup point');
-                }
-            }
-
-        } else {
-            reset()
-        }
-        // eslint-disable-next-line react-hooks/exhaustive-deps
-    }, [human, human.currentPhase, path, isPlaying, humanAsset?.animationState?.isCompleted]);
-
-    function handleCallBack() {
-        if (human.currentPhase === 'init-pickup') {
-            setCurrentPhase(human.modelUuid, 'picking');
-            setHumanState(human.modelUuid, 'idle');
-            setHumanActive(human.modelUuid, false);
-            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
-            humanStatus(human.modelUuid, 'Reached pickup point, waiting for material');
-            setPath([]);
-        } if (human.currentPhase === 'init-assembly') {
-            setCurrentPhase(human.modelUuid, 'waiting');
-            setHumanState(human.modelUuid, 'idle');
-            setHumanActive(human.modelUuid, false);
-            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
-            humanStatus(human.modelUuid, 'Reached assembly point, waiting for material');
-            setPath([]);
-        } else if (human.currentPhase === 'pickup-drop') {
-            setCurrentPhase(human.modelUuid, 'dropping');
-            setHumanState(human.modelUuid, 'idle');
-            setHumanActive(human.modelUuid, false);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-            humanStatus(human.modelUuid, 'Reached drop point');
-            setPath([]);
-        } else if (human.currentPhase === 'drop-pickup') {
-            setCurrentPhase(human.modelUuid, 'picking');
-            setHumanState(human.modelUuid, 'idle');
-            setHumanActive(human.modelUuid, false);
-            setHumanScheduled(human.modelUuid, false);
-            setPath([]);
-            clearCurrentMaterials(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'idle', true, true, true);
-            humanStatus(human.modelUuid, 'Reached pickup point again, cycle complete');
-        }
-    }
-
     function animate(currentTime: number) {
         if (previousTimeRef.current === null) {
             previousTimeRef.current = currentTime;
@@ -353,438 +77,15 @@ function HumanInstance({ human }: { human: HumanStatus }) {
         };
     }, [human, isPlaying]);
 
-    function startUnloadingProcess() {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-        if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
-            if ((action as HumanAction).triggers.length > 0) {
-                const trigger = getTriggerByUuid(selectedProduct.productUuid, (action as HumanAction).triggers[0]?.triggerUuid);
-                const model = getEventByModelUuid(selectedProduct.productUuid, trigger?.triggeredAsset?.triggeredModel?.modelUuid || '');
-
-                if (trigger && model) {
-                    if (model.type === 'transfer') {
-                        if (action) {
-                            handleMaterialDropToConveyor(model);
-                        }
-                    } else if (model.type === 'machine') {
-                        if (action) {
-                            handleMaterialDropToMachine(model);
-                        }
-                    } else if (model.type === 'roboticArm') {
-                        if (action) {
-                            handleMaterialDropToArmBot(model);
-                        }
-                    } else if (model.type === 'storageUnit') {
-                        if (action) {
-                            handleMaterialDropToStorageUnit(model);
-                        }
-                    } else if (model.type === 'vehicle') {
-                        if (action) {
-                            handleMaterialDropToVehicle(model);
-                        }
-                    }
-                } else {
-                    const droppedMaterial = human.currentLoad;
-                    handleMaterialDropByDefault(droppedMaterial);
-                }
-            } else {
-                const droppedMaterial = human.currentLoad;
-                handleMaterialDropByDefault(droppedMaterial);
-            }
-        } else {
-            requestAnimationFrame(startUnloadingProcess);
-        }
-    }
-
-    function handleMaterialDropToStorageUnit(model: StorageEventSchema) {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-        const humanAsset = getAssetById(human.modelUuid);
-        if (model && humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        const checkAnimation = () => {
-            if (humanAsset?.animationState?.isCompleted) {
-                if (model.point.action.actionType === 'store') {
-                    loopMaterialDropToStorage(
-                        human.modelUuid,
-                        human.currentLoad,
-                        model.modelUuid,
-                        model.point.action.storageCapacity,
-                        (action as HumanAction)
-                    );
-                }
-            } else {
-                requestAnimationFrame(checkAnimation);
-            }
-        };
-        checkAnimation();
-    }
-
-    function loopMaterialDropToStorage(
-        humanId: string,
-        humanCurrentLoad: number,
-        storageUnitId: string,
-        storageMaxCapacity: number,
-        action: HumanAction
-    ) {
-        const storageUnit = getStorageUnitById(storageUnitId);
-        const humanAsset = getAssetById(human.modelUuid);
-
-        if (!storageUnit || humanCurrentLoad <= 0 || storageUnit.currentLoad >= storageMaxCapacity) {
-            return;
-        }
-
-        decrementHumanLoad(humanId, 1);
-        humanCurrentLoad -= 1;
-
-        const material = removeLastMaterial(humanId);
-        if (material) {
-            triggerPointActions(action, material.materialId);
-        }
-
-        if (humanCurrentLoad > 0 && storageUnit.currentLoad < storageMaxCapacity) {
-            resetAnimation(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-            const waitForNextDrop = () => {
-                if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
-                    loopMaterialDropToStorage(
-                        humanId,
-                        humanCurrentLoad,
-                        storageUnitId,
-                        storageMaxCapacity,
-                        action
-                    );
-                } else {
-                    requestAnimationFrame(waitForNextDrop);
-                }
-            };
-            waitForNextDrop();
-        }
-    }
-
-    function handleMaterialDropToConveyor(model: ConveyorEventSchema) {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        const checkAnimation = () => {
-            if (humanAsset?.animationState?.isCompleted) {
-                const conveyor = getConveyorById(model.modelUuid);
-                if (conveyor) {
-                    loopMaterialDropToConveyor(
-                        human.modelUuid,
-                        human.currentLoad,
-                        conveyor.modelUuid,
-                        (action as HumanAction)
-                    );
-                }
-            } else {
-                requestAnimationFrame(checkAnimation);
-            }
-        };
-        checkAnimation();
-    }
-
-    function loopMaterialDropToConveyor(
-        humanId: string,
-        humanCurrentLoad: number,
-        conveyorId: string,
-        action: HumanAction
-    ) {
-        const conveyor = getConveyorById(conveyorId);
-        const humanAsset = getAssetById(human.modelUuid);
-
-        if (!conveyor || humanCurrentLoad <= 0) {
-            return;
-        }
-
-        decrementHumanLoad(humanId, 1);
-        humanCurrentLoad -= 1;
-
-        const material = removeLastMaterial(humanId);
-        if (material) {
-            triggerPointActions(action, material.materialId);
-        }
-
-        if (humanCurrentLoad > 0) {
-            resetAnimation(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-            const waitForNextDrop = () => {
-                if (humanAsset?.animationState?.isCompleted) {
-                    loopMaterialDropToConveyor(
-                        humanId,
-                        humanCurrentLoad,
-                        conveyorId,
-                        action
-                    );
-                } else {
-                    requestAnimationFrame(waitForNextDrop);
-                }
-            };
-            waitForNextDrop();
-        }
-    }
-
-    function handleMaterialDropToArmBot(model: RoboticArmEventSchema) {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        const checkAnimation = () => {
-            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
-                const armBot = getArmBotById(model.modelUuid);
-                if (armBot && armBot.state === 'idle' && !armBot.isActive) {
-                    loopMaterialDropToArmBot(
-                        human.modelUuid,
-                        human.currentLoad,
-                        model.modelUuid,
-                        (action as HumanAction)
-                    );
-                }
-            } else {
-                requestAnimationFrame(checkAnimation);
-            }
-        };
-        checkAnimation();
-    }
-
-    function loopMaterialDropToArmBot(
-        humanId: string,
-        humanCurrentLoad: number,
-        armBotId: string,
-        action: HumanAction
-    ) {
-        const armBot = getArmBotById(armBotId);
-        const humanAsset = getAssetById(human.modelUuid);
-
-        if (!armBot || armBot.state !== 'idle' || armBot.isActive || humanCurrentLoad <= 0) {
-            return;
-        }
-
-        decrementHumanLoad(humanId, 1);
-        humanCurrentLoad -= 1;
-
-        const material = removeLastMaterial(humanId);
-        if (material) {
-            triggerPointActions(action, material.materialId);
-        }
-
-        if (humanCurrentLoad > 0) {
-            resetAnimation(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-            const waitForNextTransfer = () => {
-                const currentArmBot = getArmBotById(armBotId);
-                if (currentArmBot && currentArmBot.state === 'idle' && !currentArmBot.isActive) {
-                    if (humanAsset?.animationState?.isCompleted) {
-                        loopMaterialDropToArmBot(
-                            humanId,
-                            humanCurrentLoad,
-                            armBotId,
-                            action
-                        );
-                    } else {
-                        requestAnimationFrame(waitForNextTransfer);
-                    }
-                } else {
-                    requestAnimationFrame(waitForNextTransfer);
-                }
-            };
-            waitForNextTransfer();
-        }
-    }
-
-    function handleMaterialDropToVehicle(model: VehicleEventSchema) {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        const checkAnimation = () => {
-            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
-                const vehicle = getVehicleById(model.modelUuid);
-                if (vehicle && vehicle.state === 'idle' && !vehicle.isActive) {
-                    loopMaterialDropToVehicle(
-                        human.modelUuid,
-                        human.currentLoad,
-                        model.modelUuid,
-                        (action as HumanAction)
-                    );
-                }
-            } else {
-                requestAnimationFrame(checkAnimation);
-            }
-        };
-        checkAnimation();
-    }
-
-    function loopMaterialDropToVehicle(
-        humanId: string,
-        humanCurrentLoad: number,
-        vehicleId: string,
-        action: HumanAction
-    ) {
-        const vehicle = getVehicleById(vehicleId);
-        const humanAsset = getAssetById(human.modelUuid);
-
-        if (!vehicle || vehicle.state !== 'idle' || vehicle.isActive || humanCurrentLoad <= 0) {
-            return;
-        }
-
-        decrementHumanLoad(humanId, 1);
-        humanCurrentLoad -= 1;
-
-        const material = removeLastMaterial(humanId);
-        if (material) {
-            triggerPointActions(action, material.materialId);
-        }
-
-        if (humanCurrentLoad > 0) {
-            resetAnimation(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-            const waitForNextTransfer = () => {
-                const currentVehicle = getVehicleById(vehicleId);
-                if (currentVehicle && currentVehicle.state === 'idle' && !currentVehicle.isActive) {
-                    if (humanAsset?.animationState?.isCompleted) {
-                        loopMaterialDropToVehicle(
-                            humanId,
-                            humanCurrentLoad,
-                            vehicleId,
-                            action
-                        );
-                    } else {
-                        requestAnimationFrame(waitForNextTransfer);
-                    }
-                } else {
-                    requestAnimationFrame(waitForNextTransfer);
-                }
-            };
-            waitForNextTransfer();
-        }
-    }
-
-    function handleMaterialDropToMachine(model: MachineEventSchema) {
-        const action = getActionByUuid(selectedProduct.productUuid, human?.currentAction?.actionUuid || '');
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        const checkAnimation = () => {
-            if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
-                const machine = getMachineById(model.modelUuid);
-                if (machine && machine.state === 'idle' && !machine.isActive) {
-                    loopMaterialDropToMachine(
-                        human.modelUuid,
-                        human.currentLoad,
-                        model.modelUuid,
-                        (action as HumanAction)
-                    );
-                }
-            } else {
-                requestAnimationFrame(checkAnimation);
-            }
-        };
-        checkAnimation();
-    }
-
-    function loopMaterialDropToMachine(
-        humanId: string,
-        humanCurrentLoad: number,
-        machineId: string,
-        action: HumanAction
-    ) {
-        const machine = getMachineById(machineId);
-        const humanAsset = getAssetById(human.modelUuid);
-
-        if (!machine || machine.state !== 'idle' || machine.isActive || humanCurrentLoad <= 0) {
-            return;
-        }
-
-        decrementHumanLoad(humanId, 1);
-        humanCurrentLoad -= 1;
-
-        const material = removeLastMaterial(humanId);
-        if (material) {
-            triggerPointActions(action, material.materialId);
-        }
-
-        if (humanCurrentLoad > 0) {
-            resetAnimation(human.modelUuid);
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-            const waitForNextTransfer = () => {
-                const currentMachine = getMachineById(machineId);
-                if (currentMachine && currentMachine.state === 'idle' && !currentMachine.isActive) {
-                    if (humanAsset?.animationState?.isCompleted) {
-                        loopMaterialDropToMachine(
-                            humanId,
-                            humanCurrentLoad,
-                            machineId,
-                            action
-                        );
-                    } else {
-                        requestAnimationFrame(waitForNextTransfer);
-                    }
-                } else {
-                    requestAnimationFrame(waitForNextTransfer);
-                }
-            };
-            waitForNextTransfer();
-        }
-    }
-
-    function handleMaterialDropByDefault(droppedMaterial: number) {
-        const humanAsset = getAssetById(human.modelUuid);
-        if (humanAsset?.animationState?.current !== 'drop') {
-            setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-        }
-
-        if (humanAsset?.animationState?.isCompleted) {
-            const remainingMaterials = droppedMaterial - 1;
-            decrementHumanLoad(human.modelUuid, 1);
-            const material = removeLastMaterial(human.modelUuid);
-
-            if (material) {
-                setEndTime(material.materialId, performance.now());
-                removeMaterial(material.materialId);
-            }
-
-            if (remainingMaterials > 0) {
-                resetAnimation(human.modelUuid);
-                setCurrentAnimation(human.modelUuid, 'drop', true, false, false);
-
-                requestAnimationFrame(() => handleMaterialDropByDefault(remainingMaterials));
-            }
-            return;
-        }
-
-        requestAnimationFrame(() => handleMaterialDropByDefault(droppedMaterial));
-    }
-
     return (
         <>
 
-            <HumanAnimator
-                path={path}
-                handleCallBack={handleCallBack}
-                human={human}
-                reset={reset}
-                startUnloadingProcess={startUnloadingProcess}
-            />
+            {action && action.actionType === 'worker' &&
+                <WorkerInstance human={human} />
+            }
+            {action && action.actionType === 'assembly' &&
+                <AssemblerInstance human={human} />
+            }
 
             <MaterialAnimator human={human} />
         </>

app/src/modules/simulation/triggers/triggerHandler/useTriggerHandler.ts

@@ -325,48 +325,17 @@ export function useTriggerHandler() {
                                         if (model?.type === 'vehicle') {
                                             const human = getHumanById(trigger.triggeredAsset?.triggeredModel.modelUuid);
                                             if (human) {
-                                                if (human.isActive === false && human.state === 'idle') {
-                                                    const vehicle = getVehicleById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid);
-                                                    if (vehicle) {
-                                                        if (vehicle.isActive === false && vehicle.state === 'idle' && vehicle.isPicking && vehicle.currentLoad < vehicle.point.action.loadCapacity) {
-                                                            // Handle current action from vehicle
+                                                setIsPaused(materialId, true);
+                                                setHumanScheduled(human.modelUuid, true);
+                                                const vehicle = getVehicleById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
+                                                if (vehicle) {
+                                                    addVehicleToMonitor(vehicle.modelUuid, () => {
+                                                        addHumanToMonitor(human.modelUuid, () => {
                                                             setIsPaused(materialId, true);
-                                                            setHumanScheduled(human.modelUuid, true);
+
                                                             handleAction(action, materialId);
-
-                                                        } else {
-
-                                                            // Handle current action using Event Manager
-                                                            setIsPaused(materialId, true);
-                                                            setHumanScheduled(human.modelUuid, true);
-
-                                                            addVehicleToMonitor(vehicle.modelUuid, () => {
-                                                                handleAction(action, materialId);
-                                                            })
-                                                        }
-                                                    }
-                                                } else {
-                                                    setIsPaused(materialId, true);
-                                                    setHumanScheduled(human.modelUuid, true);
-                                                    addHumanToMonitor(human.modelUuid, () => {
-                                                        const vehicle = getVehicleById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
-                                                        if (vehicle) {
-                                                            if (vehicle.isActive === false && vehicle.state === 'idle' && vehicle.isPicking && vehicle.currentLoad < vehicle.point.action.loadCapacity) {
-                                                                // Handle current action from vehicle
-                                                                setIsPaused(materialId, true);
-                                                                handleAction(action, materialId);
-
-                                                            } else {
-
-                                                                // Handle current action using Event Manager
-                                                                setIsPaused(materialId, true);
-
-                                                                addVehicleToMonitor(vehicle.modelUuid, () => {
-                                                                    handleAction(action, materialId);
-                                                                })
-                                                            }
-                                                        }
-                                                    }, action.actionUuid)
+                                                        }, action.actionUuid)
+                                                    })
                                                 }
                                             }
                                         } else if (model?.type === 'transfer') {
@@ -374,61 +343,30 @@ export function useTriggerHandler() {
                                             if (human) {
                                                 setIsPaused(materialId, true);
                                                 setHumanScheduled(human.modelUuid, true);
-                                                addHumanToMonitor(human.modelUuid, () => {
-                                                    const conveyor = getConveyorById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
-                                                    if (conveyor) {
-                                                        // Handle current action using Event Manager
-                                                        setIsPaused(materialId, true);
-
-                                                        addConveyorToMonitor(conveyor.modelUuid, () => {
-                                                            addHumanToMonitor(human.modelUuid, () => {
-                                                                handleAction(action, materialId);
-                                                            }, action.actionUuid)
-                                                        }, [materialId])
-                                                    }
-                                                }, action.actionUuid)
+                                                const conveyor = getConveyorById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
+                                                if (conveyor) {
+                                                    addConveyorToMonitor(conveyor.modelUuid, () => {
+                                                        addHumanToMonitor(human.modelUuid, () => {
+                                                            setIsPaused(materialId, true);
+                                                            handleAction(action, materialId);
+                                                        }, action.actionUuid)
+                                                    }, [materialId])
+                                                }
                                             }
                                         } else if (model?.type === 'machine') {
                                             const human = getHumanById(trigger.triggeredAsset?.triggeredModel.modelUuid);
                                             if (human) {
-                                                if (human.isActive === false && human.state === 'idle') {
-                                                    const machine = getMachineById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid);
-                                                    if (machine) {
-                                                        if (machine.isActive === false && machine.state === 'idle' && !machine.currentAction) {
+                                                setIsPaused(materialId, true);
+                                                setHumanScheduled(human.modelUuid, true);
+                                                const machine = getMachineById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
+                                                if (machine) {
+                                                    addMachineToMonitor(machine.modelUuid, () => {
+                                                        addHumanToMonitor(human.modelUuid, () => {
                                                             setIsPaused(materialId, true);
-                                                            setHumanScheduled(human.modelUuid, true);
+
                                                             handleAction(action, materialId);
-                                                        } else {
-
-                                                            // Handle current action using Event Manager
-                                                            setIsPaused(materialId, true);
-                                                            setHumanScheduled(human.modelUuid, true);
-
-                                                            addMachineToMonitor(machine.modelUuid, () => {
-                                                                handleAction(action, materialId);
-                                                            })
-                                                        }
-                                                    }
-                                                } else {
-                                                    setIsPaused(materialId, true);
-                                                    setHumanScheduled(human.modelUuid, true);
-                                                    addHumanToMonitor(human.modelUuid, () => {
-                                                        const machine = getMachineById(action.triggers[0]?.triggeredAsset?.triggeredModel.modelUuid || '');
-                                                        if (machine) {
-                                                            if (machine.isActive === false && machine.state === 'idle' && !machine.currentAction) {
-                                                                setIsPaused(materialId, true);
-                                                                handleAction(action, materialId);
-                                                            } else {
-
-                                                                // Handle current action using Event Manager
-                                                                setIsPaused(materialId, true);
-
-                                                                addMachineToMonitor(machine.modelUuid, () => {
-                                                                    handleAction(action, materialId);
-                                                                })
-                                                            }
-                                                        }
-                                                    }, action.actionUuid);
+                                                        }, action.actionUuid);
+                                                    })
                                                 }
                                             }
                                         } else {
@@ -465,7 +403,6 @@ export function useTriggerHandler() {
                                             addHumanToMonitor(human.modelUuid, () => {
                                                 handleAction(action, materialId)
                                             }, action.actionUuid);
-
                                         }
                                     }
                                 }

app/src/types/simulationTypes.d.ts

@@ -102,6 +102,7 @@ interface HumanAction {
     pickUpPoint?: { position: [number, number, number] | null; rotation: [number, number, number] | null; }
     dropPoint?: { position: [number, number, number] | null; rotation: [number, number, number] | null; }
     loadCount: number;
+    assemblyCount: number;
     loadCapacity: number;
     triggers: TriggerSchema[];
 }
@@ -261,6 +262,26 @@ interface HumanStatus extends HumanEventSchema {
     };
 }
 
+type HumanEventState = {
+    humanId: string;
+    actionQueue: {
+        actionType: 'worker' | 'assembly';
+        actionUuid: string;
+        actionName: string;
+        maxLoadCount: number;
+        maxAssemblyCount: number;
+        count?: number;
+        isMonitored: boolean;
+        isCompleted: boolean;
+        callback?: () => void;
+    }[];
+    isCooldown: boolean;
+};
+
+type HumanEventManagerState = {
+    humanStates: HumanEventState[];
+};
+
 // Materials
 interface MaterialSchema {
     materialId: string;