It took simply a couple of minutes! … for me to understand I had greatly underestimated the problem of the tasks.
Those apps, it ends up, don’t utilize regular inputs for the users to type messages; they utilize an unusual mix of divs and periods, most likely to avoid security concerns.
Screenshot
https://i.imgur.com/tMf531 B.png
These were some of the tasks I took pleasure in the most, and I was left wondering if being a hacker feels as fun as that.
I made the code open-source, with MIT licenses:
https://github.com/ivocass/quick-emojis
https://github.com/ivocass/whatsapp-quick-reply-button
Demo videos: