You could always use the Pro Controller. Not a great solution, mind you, but it's surely better than joycons.
https://www.amazon.com/Nintendo-Switch-Pro-Controller/dp/B01NAWKYZ0
sorry idk how to fix your problem maybe look up online what it's supposed to look like and if anything is misplaced or fried.
https://www.amazon.com/Nintendo-Switch-Pro-Controller/dp/B01NAWKYZ0
Remember to buy two of them. One for you and one for Britt.
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