refactor: improve the ar view page ui with button and loader and replace the use of supabase to pocketbase

app/qr-ar/ar-viewer.tsx

@@ -1,8 +1,8 @@
 'use client';
-
 import { useEffect, useRef, useState } from 'react';
 import { useParams } from 'react-router';
-import { supabase } from '~/lib/supabase';
+import { Box } from 'lucide-react';
+import { pb } from '~/lib/pocketbase';
 
 // --- A-FRAME/AR.JS CUSTOM ELEMENTS TYPING FIX ---
 declare module 'react' {
@@ -47,30 +47,31 @@ declare module 'react' {
     }
 }
 
+const AR_HINTS = [
+    'Arranging models to view…',
+    'Find a flat surface & step back…',
+    'Keep your camera steady…',
+    'Almost ready, clear some space…',
+    'Preparing your AR experience…',
+];
+
 export default function ARViewer() {
     const { id } = useParams();
-    const modelViewerRef = useRef<any>(null);
+    const modelViewerRef = useRef<HTMLElement>(null);
-
     const [asset, setAsset] = useState<any>(null);
     const [scriptLoaded, setScriptLoaded] = useState(false);
+    const [arLoading, setArLoading] = useState(false);
+    const [showHints, setShowHints] = useState(false);
+    const [hintIndex, setHintIndex] = useState(0);
+    const hintIntervalRef = useRef<ReturnType<typeof setInterval> | null>(null);
+    const hintDelayRef = useRef<ReturnType<typeof setTimeout> | null>(null);
 
     useEffect(() => {
         if (!id) return;
-
         const loadAsset = async () => {
-            const { data, error } = await supabase
+            const data = await pb.collection('ar_assets').getOne(id);
-                .from('ar_assets')
+            if (data) setAsset(data);
-                .select('*')
-                .eq('id', id)
-                .single();
-
-            console.log('Supabase response:', { data, error });
-
-            if (!error && data) {
-                setAsset(data);
-            }
         };
-
         loadAsset();
     }, [id]);
 
@@ -79,55 +80,140 @@ export default function ARViewer() {
             setScriptLoaded(true);
             return;
         }
-
         const script = document.createElement('script');
         script.id = 'model-viewer-script';
         script.type = 'module';
-        script.src =
+        script.src = 'https://ajax.googleapis.com/ajax/libs/model-viewer/3.4.0/model-viewer.min.js';
-            'https://ajax.googleapis.com/ajax/libs/model-viewer/3.4.0/model-viewer.min.js';
+        script.onload = () => setScriptLoaded(true);
-
-        script.onload = () => {
-            console.log('model-viewer loaded');
-            setScriptLoaded(true);
-        };
-
         document.head.appendChild(script);
     }, []);
 
-    if (!scriptLoaded) {
+    const handleARClick = () => {
+        const mv = modelViewerRef.current as any;
+        if (!mv?.activateAR || arLoading) return;
+
+        setArLoading(true);
+        setShowHints(false);
+        setHintIndex(0);
+        mv.activateAR();
+
+        const cleanup = () => {
+            setArLoading(false);
+            setShowHints(false);
+            if (hintIntervalRef.current) clearInterval(hintIntervalRef.current);
+            if (hintDelayRef.current) clearTimeout(hintDelayRef.current);
+        };
+
+        // Only show hints if AR is still loading after 1.5s
+        hintDelayRef.current = setTimeout(() => {
+            setShowHints(true);
+            hintIntervalRef.current = setInterval(() => {
+                setHintIndex((prev) => (prev + 1) % AR_HINTS.length);
+            }, 2000);
+        }, 1500);
+
+        const onArStatus = (e: any) => {
+            const { status } = e.detail ?? {};
+            if (
+                status === 'session-started' ||
+                status === 'object-placed' ||
+                status === 'failed' ||
+                status === 'not-presenting'
+            ) {
+                cleanup();
+                mv.removeEventListener('ar-status', onArStatus);
+            }
+        };
+        mv.addEventListener('ar-status', onArStatus);
+
+        // Fallback reset after 15s
+        setTimeout(cleanup, 15000);
+    };
+
+    const glbUrl = asset?.glb_file
+        ? pb.files.getURL(asset, asset.glb_file)
+        : asset?.glb_url;
+
+    const usdzUrl = asset?.usdz_file
+        ? pb.files.getURL(asset, asset.usdz_file)
+        : asset?.usdz_url;
+
+    if (!scriptLoaded || !asset) {
         return (
-            <pre style={{ padding: 20 }}>
+            <div className="fixed inset-0 bg-black flex flex-col items-center justify-center">
-                Loading AR Viewer…
+                <div className="w-10 h-10 rounded-full border-2 border-orange-500/20 border-t-orange-500 animate-spin mb-4" />
-                {'\n\n'}
+                <p className="text-white/40 text-xs tracking-widest uppercase">Loading AR Experience…</p>
-                asset: {JSON.stringify(asset, null, 2)}
+            </div>
-                {'\n'}
-                scriptLoaded: {String(scriptLoaded)}
-                {'\n'}
-                id: {String(id)}
-            </pre>
         );
     }
+
     return (
+        <div className="fixed inset-0 bg-black flex flex-col overflow-hidden">
+            <style>{`
+                model-viewer::part(default-ar-button) { display: none !important; }
+            `}</style>
+
             <model-viewer
                 ref={modelViewerRef}
-            src={asset?.glb_url}
+                src={glbUrl}
-            ios-src={asset?.usdz_url}
+                ios-src={usdzUrl}
                 ar
-            ar-modes='webxr scene-viewer quick-look'
+                ar-modes="webxr scene-viewer quick-look"
+                ar-scale="auto"
+                ar-placement="floor"
                 camera-controls
-            auto-rotate
+                touch-action="none"
-            style={{ width: '100vw', height: '80vh' }}
+                interaction-prompt="none"
-            onError={(e) => {
+                shadow-intensity="1"
+                shadow-softness="0.8"
+                exposure="1"
+                className="w-full flex-1 min-h-0 block"
+                onError={(e: any) => {
                     console.error('Model viewer error:', e);
-                console.error('Failed to load:', asset?.glb_url);
+                    console.error('Failed to load:', glbUrl);
                 }}
                 onLoad={() => console.log('Model loaded successfully')}
             />
-        // <div className='bg-white text-2xl text-red-400'>
+
-        //     Id : {asset?.id}
+            <div className="absolute top-0 left-0 right-0 flex items-start justify-between px-5 pt-5 pb-5 pointer-events-none">
-        //     AR Viewer for asset: {asset?.name}
+                {asset?.name && (
-        //     glb URL: {asset?.glb_url}
+                    <span className="text-white text-sm font-bold tracking-widest uppercase">
-        //     usdz URL: {asset?.usdz_url}
+                        {asset.name}
-        // </div>
+                    </span>
+                )}
+                <div className="pointer-events-auto w-9 h-9 bg-black border border-orange-500 rounded-lg flex items-center justify-center shrink-0 ml-3">
+                    <span className="text-orange-500 font-black text-sm leading-none">t.</span>
+                </div>
+            </div>
+
+            <div className="absolute bottom-0 left-0 right-0 flex items-center justify-end px-5 pt-5 pb-6">
+                <button
+                    onClick={handleARClick}
+                    disabled={arLoading}
+                    className={`flex items-center gap-2 text-black font-bold text-xs tracking-widest uppercase px-5 py-3 rounded-lg transition-all duration-150 shadow-[0_0_24px_rgba(249,115,22,0.4)]
+                        ${arLoading
+                            ? 'bg-orange-500/80 cursor-not-allowed'
+                            : 'bg-orange-500 hover:bg-orange-400 active:scale-95'
+                        } ${showHints ? 'min-w-[220px] justify-center' : ''}`}
+                >
+                    {arLoading && showHints ? (
+                        <>
+                            <div className="w-3.5 h-3.5 rounded-full border-2 border-black/30 border-t-black animate-spin shrink-0" />
+                            <span className="truncate">{AR_HINTS[hintIndex]}</span>
+                        </>
+                    ) : arLoading ? (
+                        <>
+                            <div className="w-3.5 h-3.5 rounded-full border-2 border-black/30 border-t-black animate-spin shrink-0" />
+                            View in AR
+                        </>
+                    ) : (
+                        <>
+                            <Box size={16} />
+                            View in AR
+                        </>
+                    )}
+                </button>
+            </div>
+        </div>
     );
 }