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src/routes/api/saveGalleryImage.js

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+const GalleryImage = require('../../models/imageGallery');
+const axios = require('axios');
+const FormData = require('form-data'); // Import form-data for Node.js
+
+const saveGalleryImage = async (req, res) => {
+    try {
+        const { userId, gameName, gameID, screenShot } = req.body;
+
+        // Validate base64 format
+        const isValidBase64 = validateBase64(screenShot);
+        if (!isValidBase64) {
+            return res.status(400).json({ error: 'Invalid base64 image data' });
+        }
+
+        // Extract image details
+        const imageData = extractImageDataFromBase64(screenShot);
+        const contentType = imageData.contentType || 'image/jpeg'; // Default to JPEG
+
+        // Convert base64 to buffer
+        const buffer = Buffer.from(screenShot.replace(/^data:image\/(png|jpg|jpeg);base64,/, ''), 'base64');
+
+        // Create FormData
+        const formData = new FormData();
+        formData.append('file1', buffer, { filename: 'screenshot.jpg', contentType });
+        formData.append('folder', 'gameGallery');
+        formData.append('bucket', 'polly-bs');
+
+        // Upload image to external API using axios
+        const uploadResponse = await axios.post(
+            'https://preschool-curriculum.in/api/one/v1/file/upload',
+            formData,
+            {
+                headers: {
+                    ...formData.getHeaders(), // Add form-data headers like Content-Type boundary
+                    // Add any necessary authentication headers if required
+                },
+            }
+        );
+
+        if (uploadResponse.status !== 200) {
+            throw new Error('Image upload failed: ' + uploadResponse.statusText);
+        }
+
+        // Extract and store the uploaded image URL from the response
+        const screenshotUrl = uploadResponse.data.urls[0];
+
+        // Create and save gallery image data
+        const galleryImageData = new GalleryImage({
+            userId,
+            gameName,
+            gameID,
+            screenshotUrl,
+            message: 'Image received',
+        });
+        await galleryImageData.save();
+
+        return res.status(200).json(galleryImageData);
+    } catch (error) {
+        console.error('Error:', error.message);
+        return res.status(500).json({ error: 'Something went wrong' });
+    }
+};
+
+// Validate base64 image
+function validateBase64(base64String) {
+    const regex = /^data:image\/(png|jpg|jpeg);base64,/;
+    return regex.test(base64String);
+}
+
+// Extract image data (like content type) from base64 string
+function extractImageDataFromBase64(base64String) {
+    const matches = base64String.match(/^data:image\/(png|jpg|jpeg);base64,/);
+    return {
+        contentType: matches ? `image/${matches[1]}` : 'image/jpeg',
+    };
+}
+
+module.exports = saveGalleryImage;