Add bitcoin feature to the given ios project by seeing android source code(crypto wallet)

my previous ios developer left the work up to this point: [login to view URL] (running on xcode 10.3 swift version 4.2) complete android source code: [login to view URL] how the app works: [login to view URL] pls, reply with the answer in your proposal of this question: can u implement/add bitcoin to the given ios project by seeing android source code ? so that i can make sure u already read the job post. i believe whoever can do this task of adding bitcoin feature , can complete rest of the project android project: [login to view URL] my past developer failed. he said android project not clear