IOS Apple App - small app for Rota system

The requirement is to create an ios apple app,
You will get access to the Android App already complete.
you will get the API for the app
The images below are the required views: Profile with menu, Open shift summary, open shift detail, Booked shift summary, Booked shift details, +
connect button to accept shift
Connect button to clock/in out
Connect button to launch directions from current position
Screen refresh
There must be a scrollable calendar that filters the Open and Booked views, similar to the Android App. Here is the source of that calendar:
https://github.com/badoualy/datepicker-timeline/blob/master/ART/demo.gif
So I have given you enough background and resources, so this should not be too difficult a job.
I will connect you with my developer to complete the project