Martin/Collaborative-pixel-art
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Merge pull request #2 from ItsQuadrus/patch-1

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Implement asynchronous file system operations
This commit is contained in:
martin dolez 2024-03-20 20:21:00 +01:00 • committed by GitHub
commit 8e02486a2a
1 changed files with 10 additions and 7 deletions
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17
server.js
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@ -12,13 +12,16 @@ let pixels = new Array(canvasWidth * canvasHeight).fill(initialPixelColor);
let totalPixelsPlaced = 0; // Counter for total pixels placed by everyone
// Function to save the canvas data to a JSON file
function saveCanvasToJSON() {
const data = JSON.stringify(pixels);
fs.writeFileSync('canvas_data.json', data, 'utf8', (err) => {
if (err) {
console.error('Error saving canvas data:', err);
}
});
async function saveCanvasToJSON() {
try {
await fs.promises.access('canvas_data.json', fs.constants.F_OK);
} catch (err) {
// Create the file if it doesn't exist
await fs.promises.writeFile('canvas_data.json', JSON.stringify(pixels), 'utf8');
}
// Write the updated pixel data to the JSON file
await fs.promises.writeFile('canvas_data.json', JSON.stringify(pixels), 'utf8');
}
// Function to load the canvas data from the JSON file