What is the feature that you would like to see in the app? Please describe.
Refactoring of common code smells to increase the software's reliability.

Is your feature request related to a problem? Please describe.
No

Describe alternatives you've considered
N/A

Additional context
This is an assignment from one of my course subjects in college, we'll refactor some common code smells to increase software reliability and/or performance. You can ignore this issue and the PR if you don't think its useful