Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Using View Models for simpler UI
Search
DAloG
September 07, 2016
Programming
1
320
Using View Models for simpler UI
DAloG
September 07, 2016
Tweet
Share
More Decks by DAloG
See All by DAloG
State normalization (RU)
dalog
0
190
Redux + MQTT
dalog
1
770
От задач к проблемам
dalog
1
250
Unlimited power of Data-Driven UI
dalog
4
630
Data-Driven View Controllers. Tips and Tricks
dalog
5
1.9k
2 years of Redux in iOS. Lessons learned
dalog
0
370
Why unidirectional architecture matter for iOS.
dalog
1
290
Mobile backend without REST
dalog
2
100
Self managed teams 101
dalog
0
150
Other Decks in Programming
See All in Programming
A comprehensive view of refactoring
marabesi
0
970
関数型まつり2025登壇資料「関数プログラミングと再帰」
taisontsukada
2
840
Cline指示通りに動かない？ AI小説エージェントで学ぶ指示書の書き方と自動アップデートの仕組み
kamomeashizawa
1
560
Claude Codeの使い方
ttnyt8701
1
130
Is Xcode slowly dying out in 2025?
uetyo
1
170
Javaに鉄道指向プログラミング (Railway Oriented Pro gramming) のエッセンスを取り入れる/Bringing the Essence of Railway-Oriented Programming to Java
cocet33000
2
580
XP, Testing and ninja testing
m_seki
2
110
CursorはMCPを使った方が良いぞ
taigakono
0
140
iOSアプリ開発で 関数型プログラミングを実現する The Composable Architectureの紹介
yimajo
2
210
Team topologies and the microservice architecture: a synergistic relationship
cer
PRO
0
910
Enterprise Web App. Development (2): Version Control Tool Training Ver. 5.1
knakagawa
1
120
関数型まつりレポート for JuliaTokai #22
antimon2
0
130
Featured
See All Featured
Automating Front-end Workflow
addyosmani
1370
200k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
790
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
281
13k
StorybookのUI Testing Handbookを読んだ
zakiyama
30
5.8k
BBQ
matthewcrist
89
9.7k
Balancing Empowerment & Direction
lara
1
340
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
31
2.4k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
35
2.3k
Mobile First: as difficult as doing things right
swwweet
223
9.7k
Optimising Largest Contentful Paint
csswizardry
37
3.3k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
53
2.8k
Transcript
@daloog #iosdevuk Component Driven …and modular UI code with ViewModel
Alexey Demedetskyi
@daloog #iosdevuk https://www.youtube.com/watch?v=dJUEkjxylBw
@daloog #iosdevuk Alexey Demedetskyi
[email protected]
Github Speakerdeck iOS Team lead
@ Sigma Software
@daloog #iosdevuk MVVM: 2012 - 2015 MVC: 2009 - 2011
Redux: 2015 - …
@daloog #iosdevuk MVVM
@daloog #iosdevuk How to MVVM 1. Extract ViewModel from ViewController
2. ??? 3. Good design https://sharpfivesoftware.com/2016/07/20/mvvm-is-lipstick-on-a-pig/
@daloog #iosdevuk
@daloog #iosdevuk View Models
@daloog #iosdevuk “Design is never done.”
@daloog #iosdevuk
@daloog #iosdevuk Art
@daloog #iosdevuk Art Engineering
@daloog #iosdevuk
@daloog #iosdevuk Feedback loop
@daloog #iosdevuk Definition of done
@daloog #iosdevuk Better tools
@daloog #iosdevuk Better result
@daloog #iosdevuk Art Engineering UI - ?
@daloog #iosdevuk Art Engineering UI
@daloog #iosdevuk UI is the hardest CS problem
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk Zero* dependency** rule*** * - not actually zero
** - internal is ok *** - not a rule at all
@daloog #iosdevuk TDD?
@daloog #iosdevuk
@daloog #iosdevuk Singletons
@daloog #iosdevuk Dependency net ViewController Network Database DataModel Application
@daloog #iosdevuk Dependency tree ViewController Network Database DataModel Application View
@daloog #iosdevuk Parent is always responsible for child dependencies
@daloog #iosdevuk Module External dependency
@daloog #iosdevuk Module Internal dependency
@daloog #iosdevuk Module context always should be external
@daloog #iosdevuk Zero dependency UI?
@daloog #iosdevuk Component UI
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk Action
@daloog #iosdevuk https://medium.com/swift-fox/react-native-native-28e37f7de1ae#.x3l8sip38 Native React Native
@daloog #iosdevuk VM == Props
@daloog #iosdevuk MVVM
@daloog #iosdevuk React
@daloog #iosdevuk VM + Dynamic Animations, partial updates, etc.
@daloog #iosdevuk Deposit Time
@daloog #iosdevuk Deposit Time
@daloog #iosdevuk Deposit Time + + - - -
@daloog #iosdevuk State = f(t)
@daloog #iosdevuk Event = ΔState
@daloog #iosdevuk State = ∫Event
@daloog #iosdevuk
@daloog #iosdevuk CQRS Event sourcing
@daloog #iosdevuk
@daloog #iosdevuk Data driven
@daloog #iosdevuk Data driven
@daloog #iosdevuk VM + Complexity Containers, transition
@daloog #iosdevuk https://medium.com/@dan_abramov/smart-and- dumb-components-7ca2f9a7c7d0#.62d4jggzw
@daloog #iosdevuk FriendsList VC Friend VC FriendsList VM Friend VM
@daloog #iosdevuk
@daloog #iosdevuk
@daloog #iosdevuk Shared state
@daloog #iosdevuk http://redux.js.org
@daloog #iosdevuk ReSwift https://github.com/ReSwift/ReSwift
@daloog #iosdevuk P == NP ?
[email protected]
@daloog #iosdevuk Questions?
[email protected]
dalog
marabesi
taisontsukada
kamomeashizawa
ttnyt8701
uetyo
cocet33000
m_seki
taigakono
yimajo
cer
knakagawa
antimon2
addyosmani
irinanazarova
stephaniewalter
zakiyama
matthewcrist
lara
marktimemedia
chriscoyier
eileencodes
swwweet
csswizardry
tammyeverts
![@daloog #iosdevuk Alexey Demedetskyi [email protected] Github Speakerdeck iOS Team lead](https://files.speakerdeck.com/presentations/7cefb1a43ca14b0da2cb2e91891fac4e/slide_2.jpg){kind=link}
![@daloog #iosdevuk P == NP ? [email protected]](https://files.speakerdeck.com/presentations/7cefb1a43ca14b0da2cb2e91891fac4e/slide_66.jpg){kind=link}
![@daloog #iosdevuk Questions? [email protected]](https://files.speakerdeck.com/presentations/7cefb1a43ca14b0da2cb2e91891fac4e/slide_67.jpg){kind=link}