What do you mean "no api's to use". What's wrong with just hosting the files and using the audio/video/object tags in HTML?
As to youtube embeds, what would you even be MAKING "react native" other than the same iframe tag 99%+ of the world uses?
developers.google.com/youtube/player_parameters
Or are you looking to implement custom controls atop it? If so go with self hosting and the VIDEO tag, get in there and write the thing...
See, this is why... well... I'll skip the rant about how frameworks like react causes ... things.