add: image viewer

This commit is contained in:
2025-12-12 12:46:05 +07:00
parent 8afff23ffe
commit 96d6367dbd
2 changed files with 253 additions and 1 deletions

View File

@@ -52,6 +52,9 @@ import SvgAirDryerC from './pages/home/SvgAirDryerC';
import IndexHistoryAlarm from './pages/history/alarm/IndexHistoryAlarm';
import IndexHistoryEvent from './pages/history/event/IndexHistoryEvent';
// Image Viewer
import ImageViewer from './Utils/ImageViewer';
const App = () => {
return (
<BrowserRouter>
@@ -76,6 +79,8 @@ const App = () => {
<Route path="blank" element={<Blank />} />
</Route>
<Route path="/image-viewer/:fileName" element={<ImageViewer />} />
<Route path="/dashboard-svg" element={<ProtectedRoute />}>
<Route path="overview-compressor" element={<SvgOverviewCompressor />} />
<Route path="compressor-a" element={<SvgCompressorA />} />
@@ -148,7 +153,6 @@ const App = () => {
<Route index element={<IndexJadwalShift />} />
</Route>
{/* Catch-all */}
<Route path="*" element={<NotFound />} />
</Routes>
</BrowserRouter>

248
src/Utils/ImageViewer.jsx Normal file
View File

@@ -0,0 +1,248 @@
import React, { useState, useEffect } from 'react';
import { useParams } from 'react-router-dom';
import { getFileUrl, getFolderFromFileType } from '../api/file-uploads';
const ImageViewer = () => {
const { fileName } = useParams();
const [fileUrl, setFileUrl] = useState('');
const [error, setError] = useState('');
const [zoom, setZoom] = useState(1);
const [isImage, setIsImage] = useState(false);
useEffect(() => {
if (!fileName) {
setError('No file specified');
return;
}
try {
const decodedFileName = decodeURIComponent(fileName);
const fileExtension = decodedFileName.split('.').pop()?.toLowerCase();
const imageExtensions = ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp'];
setIsImage(imageExtensions.includes(fileExtension));
const folder = getFolderFromFileType(fileExtension);
const url = getFileUrl(folder, decodedFileName);
setFileUrl(url);
document.title = `File Viewer - ${decodedFileName}`;
} catch (error) {
setError('Failed to load file');
}
}, [fileName]);
useEffect(() => {
const handleKeyDown = (e) => {
if (!isImage) return;
if (e.key === '+' || e.key === '=') {
setZoom(prev => Math.min(prev + 0.1, 3));
} else if (e.key === '-' || e.key === '_') {
setZoom(prev => Math.max(prev - 0.1, 0.1));
} else if (e.key === '0') {
setZoom(1);
} else if (e.key === 'Escape') {
window.close();
}
};
window.addEventListener('keydown', handleKeyDown);
return () => window.removeEventListener('keydown', handleKeyDown);
}, [isImage]);
const handleWheel = (e) => {
if (!isImage || !e.ctrlKey) return;
e.preventDefault();
const delta = e.deltaY > 0 ? -0.1 : 0.1;
setZoom(prev => Math.min(Math.max(prev + delta, 0.1), 3));
};
const handleZoomIn = () => setZoom(prev => Math.min(prev + 0.1, 3));
const handleZoomOut = () => setZoom(prev => Math.max(prev - 0.1, 0.1));
const handleResetZoom = () => setZoom(1);
if (error) {
return (
<div style={{
display: 'flex',
justifyContent: 'center',
alignItems: 'center',
height: '100vh',
fontFamily: 'Arial, sans-serif',
backgroundColor: '#f5f5f5'
}}>
<div style={{ textAlign: 'center' }}>
<h1>Error</h1>
<p>{error}</p>
</div>
</div>
);
}
if (!isImage) {
return (
<div style={{
display: 'flex',
justifyContent: 'center',
alignItems: 'center',
height: '100vh',
fontFamily: 'Arial, sans-serif',
backgroundColor: '#f5f5f5'
}}>
<div style={{ textAlign: 'center' }}>
<h1>File Type Not Supported</h1>
<p>Image viewer only supports image files.</p>
<p>Please use direct file preview for PDFs and other documents.</p>
</div>
</div>
);
}
return (
<div
style={{
margin: 0,
padding: 0,
height: '100vh',
width: '100vw',
backgroundColor: '#000',
overflow: 'hidden',
position: 'relative'
}}
onWheel={handleWheel}
>
{isImage && (
<div style={{
position: 'fixed',
top: '20px',
right: '20px',
display: 'flex',
gap: '10px',
backgroundColor: 'rgba(0, 0, 0, 0.7)',
padding: '10px',
borderRadius: '8px',
zIndex: 1000
}}>
<button
onClick={handleZoomOut}
style={{
backgroundColor: 'rgba(255, 255, 255, 0.2)',
color: '#fff',
border: '1px solid rgba(255, 255, 255, 0.3)',
padding: '8px 12px',
borderRadius: '4px',
cursor: 'pointer',
fontSize: '16px'
}}
title="Zoom Out (-)"
>
</button>
<span style={{
color: '#fff',
padding: '8px 12px',
minWidth: '60px',
textAlign: 'center',
fontSize: '14px'
}}>
{Math.round(zoom * 100)}%
</span>
<button
onClick={handleZoomIn}
style={{
backgroundColor: 'rgba(255, 255, 255, 0.2)',
color: '#fff',
border: '1px solid rgba(255, 255, 255, 0.3)',
padding: '8px 12px',
borderRadius: '4px',
cursor: 'pointer',
fontSize: '16px'
}}
title="Zoom In (+)"
>
+
</button>
<button
onClick={handleResetZoom}
style={{
backgroundColor: 'rgba(255, 255, 255, 0.2)',
color: '#fff',
border: '1px solid rgba(255, 255, 255, 0.3)',
padding: '8px 12px',
borderRadius: '4px',
cursor: 'pointer',
fontSize: '14px'
}}
title="Reset Zoom (0)"
>
Reset
</button>
</div>
)}
{isImage && fileUrl ? (
<div style={{
display: 'flex',
justifyContent: 'center',
alignItems: 'center',
height: '100%',
overflow: 'auto'
}}>
<img
src={fileUrl}
alt={decodeURIComponent(fileName)}
style={{
maxWidth: 'none',
maxHeight: 'none',
transform: `scale(${zoom})`,
transformOrigin: 'center',
transition: 'transform 0.1s ease-out',
cursor: zoom > 1 ? 'move' : 'default'
}}
onError={() => setError('Failed to load image')}
draggable={false}
/>
</div>
) : isImage ? (
<div style={{
display: 'flex',
justifyContent: 'center',
alignItems: 'center',
height: '100vh',
color: '#fff',
fontFamily: 'Arial, sans-serif'
}}>
<p>Loading image...</p>
</div>
) : null}
{isImage && (
<div style={{
position: 'fixed',
bottom: '20px',
left: '20px',
backgroundColor: 'rgba(0, 0, 0, 0.7)',
color: '#fff',
padding: '10px 15px',
borderRadius: '8px',
fontSize: '12px',
zIndex: 1000
}}>
<div>Mouse wheel + Ctrl: Zoom</div>
<div>Keyboard: +/ Zoom, 0: Reset, ESC: Close</div>
</div>
)}
</div>
);
};
export default ImageViewer;