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Scaling React Applications

Scaling React Applications

On Scaling React Applications, at Applicative 2016

Stepan Parunashvili

June 02, 2016
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  1. On Scaling React Applications
    Stepan Parunashvili
    1

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  2. @stopachka
    www.stepanp.com
    2

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  3. 3
    Scaling React Applications?

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  4. 4
    Scaling React Applications?

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  5. Scaling Your Team
    5

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  6. 6
    # engineers
    output

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  7. 7
    # engineers
    output

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  8. 8
    # engineers
    output

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  9. 9
    # engineers
    output

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  10. Scaling Your Product
    10

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  11. 11
    LOC
    # features

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  12. 12
    LOC
    # features
    rewrite

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  13. 13
    LOC
    # features

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  14. Goal: Scale Frontend
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  15. Why React?
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  16. 16

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  17. ...2015
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  18. ...2014
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  19. ...2013
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  20. ...2012
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  21. ...2011
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  22. 2010
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  23. 23

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  24. 24
    v0.1.0

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  25. 25

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  26. 26

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  27. 27

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  28. 28

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  29. 29

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  30. 30

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  31. increment
    append, decrement, replace
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  32. Now...
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  33. 33

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  34. 34

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  35. 35

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  36. 36

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  37. 37

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  38. Problem:
    Keep the DOM in Sync
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  39. 39

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  40. 40

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  41. 41

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  42. 42

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  43. 2011...
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  44. 2012...
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  45. 2013
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  46. 46

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  47. 47

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  48. 48

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  49. declarative
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  50. 50

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  51. composable
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  52. 52

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  53. cohesive
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  54. 54

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  55. declarative
    composable
    cohesive
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  56. What's next?
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  57. 57

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  58. 58

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  59. 59

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  60. How do we do this?
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  61. Container Components
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  62. 62
    props @huang47

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  63. 63
    FooContainer

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  64. 64
    FooContainer
    Foo

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  65. 65
    FooContainer
    Foo
    handle data
    ui logic

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  66. 66

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  67. Why?
    67

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  68. 68
    Container Components
    • manage data

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  69. 69
    Container Components
    • manage data
    • ui logic

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  70. 70
    Container Components
    • manage data
    • ui logic
    • reusable

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  71. 71
    Container Components
    • manage data
    • ui logic
    • reusable
    • tests needed

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  72. 72
    UI Components
    • manage data
    • ui logic
    • reusable
    • tests needed

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  73. 73

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  74. 74

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  75. 75

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  76. 76

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  77. 77

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  78. 78

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  79. 79

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  80. 80

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  81. timeout/retry
    81

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  82. timeout/retry
    batch
    82

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  83. timeout/retry
    batch
    filter params
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  84. 84

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  85. 85

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  86. 86

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  87. 87

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  88. 88

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  89. 89

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  90. 90

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  91. 91

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  92. Expose UI Components
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  93. 93

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  94. 94

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  95. 95
    UI Component

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  96. 96
    container
    container

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  97. * Works best with Redux
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  98. 98

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  99. 99

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  100. 100
    Containers to Manage Data
    Expose UI Components
    Keep a single app state

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  101. What's next?
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  102. 102

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  103. 103
    Step: Action Fired

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  104. 104
    Step: Diff Virtual DOM

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  105. 105
    Step: Apply changeset

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  106. 106
    Step: Diff Virtual DOM

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  107. 107
    Step: Diff Virtual DOM
    :0

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  113. 1 year later...
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  114. 1 year later...
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  116. ImmutableJS
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  122. Structural Sharing
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  125. Robust by Default
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  131. Records
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  136. What's next?
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  137. HOC
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  139. Implicit Contracts
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  140. Implicit Contracts
    State Clashes
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  141. Implicit Contracts
    State Clashes
    Performance Issues
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  144. Push difficulties towards
    the core
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  145. On JS Fatigue
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  146. Stick to Principles
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  147. Could this be a paradigm
    shift?
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  148. Could this level the playing
    field?
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  149. Could this reduce iteration
    time?
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  150. For now,
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  151. Use Container Components
    Use Immutable Data
    Use FP
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  152. Bonus:
    relay,
    redux-saga
    css-modules
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  153. Thank you :)
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