Buckets of Code

Presented at dotSwift Paris 2018

Transcript

1. Buckets of Code
   Ben Scheirman
   @subdigital
   

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2. M V C
   

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3. M C
   V
   

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4. http://www.stevechapman.xyz/2016/03/three-buckets-can-change-your-life/
   Model View Controller
   

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6. M V C
   

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7. M V C
   

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8. TDD
   Inversion
   o
   Dependencies
   Separation
   of
   Concerns
   Liskov
   Substition
   Principle
   Composition
   over
   Inheritance
   Open/Closed
   Principle
   le
   Responsibility
   ’t repeat your
   self
   ndency
   Inversion
   ion
   Princip
   oncern
   Lisk
   Separ
   Compositio
   Open/Clos
   Sing
   nce
   ngle
   ty
   Sin
   ility
   O Si
   

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9. TDD
   Inversion
   o
   Dependencies
   Separation
   of
   Concerns
   Liskov
   Substition
   Principle
   Composition
   over
   Inheritance
   Open/Closed
   Principle
   le
   Responsibility
   ’t repeat your
   self
   ndency
   Inversion
   ion
   Princip
   oncern
   Lisk
   Separ
   Compositio
   Open/Clos
   Sing
   nce
   ngle
   ty
   Sin
   ility
   O Si
   WHY?
   

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10. Ship Great Products
    

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11. Iterate
    

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12. Embrace Change
    

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13. Ship Great Products
    

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14. Ship Great Products
    

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15. Ship Great Products
    Complexity
    

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17. How do I get better?
    

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18. Give each object a job
    

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20. Give yourself more
    buckets
    

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21. Photo from MKBHD
    

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22. “Massive View Controller”
    

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23. View Layout in View Controllers
    Scenario
    

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25. Rounded Image
    Shadow
    Rounded Corner Sections
    Thin Line Borders
    Custom Highlight Color
    

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30. STOP
    Arrêt
    

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31. Extract some views
    

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33. ProfileAvatarView
    StatSectionView
    ActionStrip
    ActionStripButton
    

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34. c
    v
    v
    v
    v
    

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35. c
    v
    v
    v
    v
    •Smaller Controller
    

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36. c
    v
    v
    v
    v
    •Smaller Controller
    •Simpler Autolayout
    

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37. c
    v
    v
    v
    v
    •Smaller Controller
    •Simpler Autolayout
    •Easier Reuse
    

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38. c
    v
    v
    v
    v
    •Smaller Controller
    •Simpler Autolayout
    •Easier Reuse
    •Leverage @IBDesignable
    

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39. View Controller Flow
    Scenario
    

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40. Nav
    A
    

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41. Nav
    let detailVC = DetailViewController()
    detailVC.dependency = someDependency
    A
    

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42. Nav
    let detailVC = DetailViewController()
    detailVC.dependency = someDependency
    A B
    

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43. Nav
    self.navigationController?.show(otherVC, sender: self)
    A B
    

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44. A B
    Know your dependencies!
    

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45. Nav
    A B
    

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46. Nav
    A B
    ?
    

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47. Nav
    A B
    Coordinator
    

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48. Coordinator
    

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49. Coordinator
    

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50. Coordinator
    

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51. Coordinator
    

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52. Coordinator
    

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53. Nav
    Window
    

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54. DataManager
    API Client
    Nav
    Window
    

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55. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    

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56. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    Coordinator
    

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59. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    Coordinator
    

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60. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    Coordinator
    

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61. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    Coordinator
    

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62. Nav
    UITabBarController
    DataManager
    API Client
    Nav Nav
    Window
    Coordinator
    

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63. Nav
    UITabBarController
    DataManager
    API Client
    Nav Nav
    Window
    Coordinator
    

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64. Extract View Controller
    Scenario
    

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65. 1 Screen ≠ 1 View Controller
    

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67. • Profile
    
    • Stats
    
    • Send Message
    
    • Follow
    Profile Header
    

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68. • Books
    
    • Tap to View Book
    Book List
    

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69. ProfileViewController
    

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70. ProfileViewController
    ProfileHeaderViewController
    

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71. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    Coordinator
    

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72. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    AppController
    

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73. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    AppController
    

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74. UITabBarController
    DataManager
    API Client
    Nav Nav Nav
    Window
    AppController
    

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77. Give yourself more
    buckets
    

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78. Ship Great Products
    

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79. Thank you
    Ben Scheirman
    @subdigital
    nsscreencast.com
    

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