Clean Swift Monthly Roundup - July 2018

These are the topics covered in this issue:

• How to check login status on app launch
  
• Should you test private methods?
  
• Data sources and delegates in the view controllers are not a bad thing
  
• Filtering and displaying a data list in table views
  
• Avoid the easy trap of falling back to massive view controller by thinking about what kind of logic it belongs
  
• How to use UIImagePickerController in Clean Swift
  
• Displaying UIAlertController at the and of the VIP cycle
  
• The router component encapsulate data passing between scenes to free up viewDidLoad() for more useful work
  
• Presenters can have workers too
  
• Branch off in the VIP cycle
  
• The router gets references to data in the view controller to pass to the next scene
  
• How do you make a scene ask another scene to do something?