view booking Malahy

[NohaShetta]

1: Severity : High
2: Reported by: Noha Shetta
3:Description:
Application crashes when the malahy service provider views the bookings stating in terminal that "TypeError: Cannot read property 'length' of undefined"
4:Steps to reproduce the issue:
1-- open category malahy and click view category
2--create booking
3-- sign out
4-- sign in as the malahy service provider
5-- click view booking
6-- see the error
5: Expected Result:
to be able to see the booked timings

[AmrAhmedAli]

just add booking and things will be fine
An if condition issue in the backend controller, if there is a booking made the problem shouldn't be present