const accumulators: { [key: string]: { photos: any[], timeout: NodeJS.Timeout | null } } = {};

export const uploadUserPhotos = async (message: any): Promise<void> => {

    const images: Array<string> = [];
    const mediaGroupId = message.media_group_id;

    // Block executed if user sends multiple photos (media_group_id exists)
    if (mediaGroupId) {
        if (!accumulators[mediaGroupId]) {
            accumulators[mediaGroupId] = { photos: [], timeout: null };
        }

        // Add the current message to the accumulator
        accumulators[mediaGroupId].photos.push(message);

        // Clear any existing timeout to wait for all images in the group
        if (accumulators[mediaGroupId].timeout) {
            clearTimeout(accumulators[mediaGroupId].timeout);
        }

        // Set a new timeout to process all images in the group
        accumulators[mediaGroupId].timeout = setTimeout(async () => {
            const photos = accumulators[mediaGroupId].photos;

            for (const msg of photos) {
                // Process each photo in the media group
                const photo = msg.photo[msg.photo.length - 1];
                const fileId = photo.file_id;

                // Add logic to upload photo and add the result to images
                // Example: images.push(await uploadPhoto(fileId));
            }

            // Ensure there are images to return
            if (images.length === 0) throw new Error('Something went wrong');
            // Example callback
            // cb(images);

            // Clean up the accumulator
            delete accumulators[mediaGroupId];
        }, 1500);

    } else {
        // Block executed if user sends a single photo
        const photo = message.photo[message.photo.length - 1];
        const fileId = photo.file_id;

        // Add logic to upload photo and add the result to images
        // Example: images.push(await uploadPhoto(fileId));

        // Ensure there is an image to return
        if (images.length === 0) throw new Error('Something went wrong');
        // Example callback
        // cb(images);
    }
};

// Function to upload a single photo (placeholder)
const uploadPhoto = async (fileId: string): Promise<string> => {
    // Logic to upload photo
    // Example: return (await axios.post('YOUR_URL', { file_id: fileId })).data.filePath;
    return 'photo_url'; // Placeholder return
};