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Présentation

/**
 * Route uploading the photos of group in the page of groupWizard with the alias name 'photo'
 * @name 07-/groupPhotos/:groupUserId
 * @route {POST} /groupPhotos/:groupUserId
 * @memberof module:routes/uploadRoutes~uploadRouter
 * @routeparam {String} :groupUserId is the id of the user who creates the group
 */
router
	.route('/groupPhotos/:groupUserId')
	.post(upload.single('photo'), async (req, res) => {
		tools.log('Update fields', {
			id: `Photo - ${req.file.filename}`,
			preset: 'wizard',
		});

		const app_url =
			(process.env.LOCAL === 'true' ? 'https://' : 'http://') +
			req.headers.referer.split('/')[2];

		// Check if image compression is enabled
		if (process.env.COMPRESS_IMAGE === 'true') {
			const imageBuffer = fs.readFileSync(req.file.path); // Read the image as a buffer
			const image = sharp(imageBuffer);

			// Get metadata to check image dimensions
			const metadata = await image.metadata();

			// Define a threshold for resizing (e.g., 1000 pixels)
			const threshold = 1000;

			// Prepare the output file path for the WebP format
			const outputFilePath = path.format({
				dir: path.dirname(req.file.path),
				name: path.basename(req.file.path, path.extname(req.file.path)),
				ext: '.webp',
			});

			// Check if the image is larger than the threshold
			if (metadata.width > threshold || metadata.height > threshold) {
				// Resize the image if it's larger than the threshold
				await image
					.toFormat('webp', { quality: 90 }) // Convert to WebP and set quality
					.resize(threshold, threshold, { fit: 'inside' }) // Resize to fit within the threshold
					.toFile(outputFilePath, (err, info) => {
						if (err) {
							console.error('Error resizing image: ', err);
						}
					});
			} else {
				// If the image is smaller than the threshold, only convert to WebP without resizing
				await image
					.toFormat('webp', { quality: 90 }) // Convert to WebP and set quality
					.toFile(outputFilePath, (err, info) => {
						if (err) {
							console.error('Error converting image to WebP: ', err);
						}
					});
			}

			// Update the wizard's photo field with the new WebP file path
			updateWizard.updateFieldValue(
				req.params.groupUserId,
				{
					photos: path.basename(outputFilePath),
					$validation: 'image',
					$action: 'add',
				},
				res
			);
		} else {
			// If compression is disabled, use the original file
			updateWizard.updateFieldValue(
				req.params.groupUserId,
				{
					photos: req.file.filename,
					$validation: 'image',
					$action: 'add',
				},
				res
			);
		}
	});

Position