From d235d6955ae31ca7c604ec4f58d88f25a287796b Mon Sep 17 00:00:00 2001
From: DefectingCat <i@defect.ink>
Date: Thu, 14 Sep 2023 16:14:22 +0800
Subject: [PATCH] add model animation play

---
 components/models/cloud-model.tsx | 40 +++++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/components/models/cloud-model.tsx b/components/models/cloud-model.tsx
index 572a51e..d61f579 100644
--- a/components/models/cloud-model.tsx
+++ b/components/models/cloud-model.tsx
@@ -1,8 +1,15 @@
-import { useLoader } from '@react-three/fiber';
-import { GLTFLoader } from 'three/examples/jsm/loaders/GLTFLoader';
+import { useFrame, useLoader, useThree } from '@react-three/fiber';
+import { getMousePosition } from 'lib/utils';
+import { useEffect, useRef } from 'react';
+import * as THREE from 'three';
 import { DRACOLoader } from 'three/examples/jsm/loaders/DRACOLoader';
+import { GLTFLoader } from 'three/examples/jsm/loaders/GLTFLoader';
+import { rotationX, rotationY } from './home-model';
 
 const CloudModel = () => {
+  const mixer = useRef<THREE.AnimationMixer | null>(null);
+
+  const camera = useThree((state) => state.camera);
   const gltf = useLoader(
     GLTFLoader,
     './models/cloud_station/modelDraco.gltf',
@@ -12,6 +19,35 @@ const CloudModel = () => {
       loader.setDRACOLoader(dracoLoader);
     },
   );
+  useEffect(() => {
+    mixer.current = new THREE.AnimationMixer(gltf.scene);
+    gltf.animations.forEach((clip) => {
+      mixer.current?.clipAction(clip).play();
+    });
+
+    const halfWidth = Math.floor(window.innerWidth / 2);
+    const halfHeight = Math.floor(window.innerHeight / 2);
+
+    const moveHandler = (e: MouseEvent | globalThis.TouchEvent) => {
+      const { x, y } = getMousePosition(e);
+      // > 0 is right, < 0 is left
+      // if (directionX > 0) root.rotation.y += 0.01;
+      gltf.scene.rotation.x = rotationX * ((y - halfHeight) / halfHeight);
+      gltf.scene.rotation.y = rotationY * ((x - halfWidth) / halfWidth);
+    };
+    window.addEventListener('mousemove', moveHandler);
+    window.addEventListener('touchmove', moveHandler);
+
+    return () => {
+      window.removeEventListener('mousemove', moveHandler);
+      window.removeEventListener('touchmove', moveHandler);
+    };
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []);
+
+  useFrame((_, delta) => {
+    mixer.current?.update(delta);
+  });
 
   return (
     <>