twitter-following-cleanup-automations.js

/**
 * Go To x.com/{YOUR_PROFILE}/following, copy and paste these functions into your console and run  
 * await summarizeFollowers()
 * await removeFollowers(excluding? = ['usernaname_to_keep'])
 */

// Auto-scroll function
const autoScroll = (onComplete) => {
    const scrollHeight = document.documentElement.scrollHeight;
    const currentPosition = window.pageYOffset;
    const windowHeight = window.innerHeight;
    
    if (currentPosition + windowHeight < scrollHeight) {
        window.scrollTo({
            top: currentPosition + 500,
            behavior: 'smooth'
        });
        return false;
    } else {
        // If we've reached the bottom
        onComplete();
        return true;
    }
};

//build list
const summarizeFollowers = () => new Promise((resolve) => {
    const usernames = [];
    const followers = [];
    const non_followers = [];

    const checkForNew = () => {
        Array.from(document.querySelectorAll('[data-testid="UserCell"] '))
        .forEach((userCell) => {

            const a = userCell.querySelector('a');
            const id = a.href?.split('/').pop();
            const isFollower = !!userCell.querySelector('[data-testid="userFollowIndicator"]');
            if (id && !usernames.includes(id)) {
                usernames.push(id);
                if (isFollower) {
                    followers.push(id);
                } else {
                    non_followers.push(id);
                }
            }
        }); 
    }

    let polling = setInterval(checkForNew, 500);

    const onComplete = () => {
        clearInterval(scrollInterval);
        clearInterval(polling);
        resolve({
            usernames,
            followers,
            non_followers
        });
    };

    let scrollInterval = setInterval(() => autoScroll(onComplete), 1000); // Scroll every second
});


//Remove whoever you want.
const removeFollowers = (excluding) => new Promise((resolve) => {
    excluding = excluding || [];
    const usernames = [];
    const removed = [];

    const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));

    const checkForNew = async () => {
        const userCells = Array.from(document.querySelectorAll('[data-testid="UserCell"] '))
        for (const userCell of userCells) {
            const a = userCell.querySelector('a');
            const id = a.href?.split('/').pop();
            
            const unfollowBtn = userCell.querySelector('[data-testid*="-unfollow"]');
            if (id && !usernames.includes(id)) {
                usernames.push(id);
                if (unfollowBtn && !excluding.includes(id)) {
                    unfollowBtn.click();
                    //adjust if you want to add delay in between unfollows, but it might cause bugs as the auto scroll keeps on going
                    await sleep(50);
                    document.querySelector('[data-testid="confirmationSheetConfirm"]').click();
                    removed.push(id);
                }
            }
        }
    }

    const polling = setInterval(checkForNew, 1000);

    const onComplete = () => {
        clearInterval(polling);
        clearInterval(autoScrollInterval);
        resolve(removed);
    };

    const autoScrollInterval = setInterval(() => autoScroll(onComplete), 1000); // Scroll every second
});