If you bought anything using bitcoin or other virtual currency in 2019, every transaction must be reported on your 2019 taxes. You will be taxed on gain or loss on each transaction from the time you bought the virtual currency until you spent it.
The IRS is stepping up enforcement. They have sent letters and will enforce penalties for not reporting income.
For more details, watch my recent video: https://www.youtube.com/watch?v=fKe1OHSNVMA