Deductions & credits

In terms of your taxes, I would definitely recommend talking to a tax professional to figure out how to handle the situation. They'll be able to advise you on what forms to fill out and where to enter the information.
In the meantime, have you thought about trying out a forex mechanical trading strategy? It's a great way to take emotion out of the equation and make more objective trading decisions. FBS has some great tips on how to create your own system, so definitely check that out if you're interested. Overall, don't let this experience discourage you from investing in the future.