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fix(frontend): Separate loading states for compress/decompress buttons #2

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Merged
subha0319 merged 1 commit into from
Oct 12, 2025
Merged

fix(frontend): Separate loading states for compress/decompress buttons #2

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24 changes: 15 additions & 9 deletions frontend/src/App.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,8 @@ function App() {
// State for results and UI feedback
const [result, setResult] = useState(null);
const [error, setError] = useState('');
const [loading, setLoading] = useState(false);
const [isCompressing, setIsCompressing] = useState(false);
const [isDecompressing, setIsDecompressing] = useState(false);

// API endpoint base URL for local development
//const API_URL = 'http://localhost:8080/api';
Expand All @@ -28,7 +29,10 @@ function App() {
setError('Please enter text to compress.');
return;
}
setLoading(true);

if (isDecompressing) return;

setIsCompressing(true);
setError('');
setResult(null);

Expand Down Expand Up @@ -71,7 +75,7 @@ function App() {
setError('Failed to compress text. Make sure the backend server is running.');
console.error(e);
} finally {
setLoading(false);
setIsCompressing(false);
}
};

Expand All @@ -85,14 +89,16 @@ function App() {
return;
}

if (isCompressing) return;

try {
parsedCodeTable = JSON.parse(codeTableInput);
} catch (e) {
setError('Invalid JSON in the code table. Please check the format.');
return;
}

setLoading(true);
setIsDecompressing(true);
setError('');
setResult(null);

Expand Down Expand Up @@ -122,7 +128,7 @@ function App() {
setError('Failed to decompress text. Make sure the backend server is running and the inputs are correct.');
console.error(e);
} finally {
setLoading(false);
setIsDecompressing(false);
}
};

Expand All @@ -146,8 +152,8 @@ function App() {
placeholder="Type your text here..."
rows="8"
/>
<button className="btn" onClick={handleCompress} disabled={loading}>
{loading ? 'Compressing...' : 'Compress'}
<button className="btn" onClick={handleCompress} disabled={isCompressing || isDecompressing}>
{isCompressing ? 'Compressing...' : 'Compress'}
</button>
</div>

Expand All @@ -169,8 +175,8 @@ function App() {
placeholder='Code table in JSON format (e.g., {"a": "01", "b": "10"})'
rows="4"
/>
<button className="btn" onClick={handleDecompress} disabled={loading}>
{loading ? 'Decompressing...' : 'Decompress'}
<button className="btn" onClick={handleDecompress} disabled={isCompressing || isDecompressing}>
{isDecompressing ? 'Decompressing...' : 'Decompress'}
</button>
</div>
</div>
Expand Down