내가 안드로이드 개발자가 되었을 때 아무도 알려주지 않은 것들(+MVP / MVVM 이야기) - DroidKnight 2018

Transcript

1. ղо উ٘۽੉٘ ѐߊ੗о غ঻ਸ ٸ
   ইޖب ঌ۰઱૑ ঋ਷ Ѫٜ
   Speaker. ъࢎܕ
   

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2. Who is this guy?
   • ҃۱ 18֙ର SW ূ૑פয (ݽ߄ੌ, ߔূ٘, ਢ ೐ۿ౟ূ٘ ׮ ೧ࠆ)
   
   • ತস ੹ޙо: ޷Ҵীࢲ ೠ ߣ, ೠҴীࢲ ف ߣ झఋ౟স ೮׮ ݈ইݡ਺
   
   • ੌࠄ झఋ౟সীࢲ ݽ߄ੌ ׸׼ ইఃఫ౟۽ Ӕޖ ઺
   
   • ӝ۞ӝ ইࡅ: ೠҴী ইղ৬ ف ইٜҗ ъই૑৬ Ҋন੉ܳ فҊ ੓਺
   
   • ӓೠ ѐߊ: അ੤ 6ѐ Android / iOS জ੄ ܻ׏঴ਸ ׸׼઺
   

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3. • ࢸ݀ೠ૑ 4.5֙ ػ झఋ౟স
   
   • ੌࠄ ୭؀੄ ਭই ੿ࠁ ࢲ࠺झ ࠁਬ
   
   • but ت਷ ਬ஖ਗ Үࢎ ೻٘೴౴ ࢲ࠺झ۽..
   
   • ৻ࠗ ై੗ ੹ഃ হ੉ ࣽ੉੊੄ ੤ై੗݅ਵ۽ Ҋࣘ ࢿ੢઺
   
   • ী࠺झ(ੌࠄ੄ о۽ࣻӡ?)੄ Ӕࢎೠ 9க ࠽٬ਸ ా૩۽ ॹ
   
   • Business-aware Engineerٜী ੄೧ ਑૒੉ח ഥࢎ
   
   • ঠӔ Ә૑ / ോੌ Ӕޖ Ә૑
   

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4. द੘ೞӝ ੹ী...
   • ݽٚ ղਊਸ ೠ ߣী ੉೧ೞ૑ ޅೞ࣊ب ҡଳणפ׮
   
   • о߶਍ ӝ࠙ਵ۽ ٮۄয়दݶ ؾפ׮
   
   • ೒ۖಬ ઺݀੸: ࢚׼ࣻ ղਊ਷ iOSীب Ӓ؀۽ ੸ਊ оמ೤פ׮
   
   • ࠂण оמ: ठۄ੉٘ ੹୓ ղਊ਷ ইې ݂௼ীࢲ ׮਍ ߉ਵप ࣻ ੓णפ׮
   
   • https://speakerdeck.com/saryong/mvvm-iyagi-droidknight-2018
   

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5. Buckle Up!
   

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6. Chapter 1. ࢲۿ
   

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7. ݽٚ ࠺ӓ੄ द੘
   • যוզ ੉ࢎש੉ աܳ ઑਊ൤ ࣑ࠗܰ׮...
   

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8. ੗֎...
   ੗߄ ೡ ઴ ঌ૑?
   Dilbert © 2018, Andrews McMeel Syndication
   

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9. উ٘۽੉٘ য೒
   ખ ٜ݅য ࠊ.
   ֎?!
   औѱ ೡ ࣻ ੓ਗ਼ই.
   Dilbert © 2018, Andrews McMeel Syndication
   

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10. ୡࠁ ݽ߄ੌ ѐߊ੗੄ Ҋҵ࠙ై
    • Device/version fragmentation: пয়ח ೮঻૑݅, ޖ঺ਸ ࢚࢚ೞٚ উ٘۽੉٘ח ৘ӝ஖
    ޅೠ Ҕীࢲ ٍాࣻܳ ஘׮.
    
    • ੉ લੌ ֈ੄ ࠺زӝ: оՔঀ਷ ࢤп೮؍ Ѫҗ ੹ഃ ׮ܲ ߑೱਵ۽ ۽૒੉ प೯ػ׮. ӒѪب
    ೦࢚ ੤അغח Ѫب ইפ׮.
    
    • ঌ׮оب ݽܳ Life Cycle ޙઁ: যڃ ҃਋ח ౠ੿ Fragmentо द੘ೞח द੼ਸ ੟ইղӝ
    ࠛоמ೧ࠁ੉ח ҃਋о ੓׮. ೞ೙ ઁੌ ઺ਃೠ ചݶীࢲ..
    
    • ҳӖ੉ ޥо ࢜۽਍ Ѧ ղ֬ਸ ٸ݃׮ ੉ઁח ૞ૐࠗఠ դ׮. ੓ח Ѫࠗఠ ઁ؀۽ ખ جইоѱ
    ٜ݅ۄҊ!!

    ଵҊ: Fxxx you Android Framework https://medium.com/@drinfo/fuck-you-
    android-framework-ddbb02c4ae48
    

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11. ೞ૑݅..
    উ જ਷ ੌ݅ ੓ח Ѥ ইפ঻׮.
    

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12. ୷ೞ೤פ׮! ઺ә ѐߊ੗о غ࣑णפ׮.
    

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13. ૌѢ਍ ۨ߰স ࢤഝ
    • ৔য ੗ܐ۽ ׀ਸ جܻݶ ੄৻۽ ஘੺ೞҊ ੗ࣁೠ ੿ࠁٜ੉ ݆׮. झఖয়ߡ೒۽,
    ݆ࣻ਷ ౚషܻ঴ٜ..
    
    • যଧযଧ ೞ׮ࠁפ ֢ೞ਋ب ࢤ҂׮
    
    • উ٘۽੉٘ ߡ੹߹ ؀୊ߨ, ۄ੉೐ࢎ੉௿ ؀਽, ա݅੄ ٣ߡӒ ֢ೞ਋, ߑয੸
    ௏٬, ...
    
    • Kotlin - ࠺Ү੸ ੸਷ ֢۱ਵ۽ ࢜۽਍ ঱যܳ ߓਕ ௏٬ೞח ੤޷ب ॕॕ
    

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14. Ӓ۞ա...
    

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15. ҍ ׮оয়ח ठۢ೐
    • ੉੹җ э਷ ࣘب۽ח प۱੉ ט૑ ঋח׮
    
    • ੋఠ֔ী ୡә ੉࢚ ࣻળ੄ ੗ܐח Ѣ੄ হ׮
    
    • ҡଳ਷ ੗ܐܳ ଺ও׮ रਵݶ ցޖ য۰ਕ Ѣ੄ ࢶޙ׹ ࣻળ.. ؀ױೠ Ѥ ঌѷח
    ؘ ؀୓ ޤۄח ૑ ݽܰѷ׮.
    
    • ޖ঺ࠁ׮ ઱߸ী ޛযࠅ ࢎۈ੉ হ׮. ղо ੜ ೞҊ ੓ח૑ ঌ ӡ੉ হ׮
    

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16. ղо উ٘۽੉٘ ѐߊ੗о غ঻ਸ ٸ 

    ইޖب ঌ۰઱૑ ঋও؍ Ѫٜ:

    ־ҵо ৖ীࢲ ஘੺ೞѱ ঌ۰઱ݶ 

    ଵ જওਸ Ѫ э਷ ૕ޙٜ੉ ੓׮.
    

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17. Clean Architecture - 

    ѐߊ੗੄ ҳਗ੗ੋо, ࢤࢎۈ ੟ח ࢚ࣿੋо?
    • ইפ.. ೞۄח ѱ ৵ ੉ۧѱ ݆ই?!
    
    • ׮ٜ ઺ਃೞ׮Ҋٜ਷ ೞחؘ.. ઁ؀۽ ॳח ࢎۈ਷ ߹۽ উ ࠁੋ׮.
    
    • زӒۆ җ֘ Ӓܿ ݈Ҋ ೧઴ ফӝח হפ?
    

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18. MVVM, ԙ ೧ࠁҊ रणפ׮!
    • Ӕؘ যଧ೧ঠೡ ઴ ݽܰѷ׮.
    
    • ॳݶ ଵ જ׮חؘ.. ցޖ ࠂ੟ೞ׮.
    
    • ৘ઁٜ਷ ݆਷ؘ, ׮ٜ ઁпп੉׮. ޖट ইఃఫ୊о ੉ۧѱ ੿೧૓ ѱ হয?
    

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19. MVP.. ઁ؀۽ ॄࠁҊ र׮.
    • ੌױ MVVMࠁ׮ח ए਍ Ѫ э׮.
    
    • ୊਺ীח જ਷ Ѫ эওחؘ.. 

    ೐۽ં౟ܳ ૓೯ೞ׮ࠁפ ژ ׮ܲ ஶ౟܀۞ܳ ٜ݅Ҋ ੓ח Ѫ э਷ ӝ࠙਷ ৵ੌ
    ө..
    

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20. RxJava: somebody help!
    • য۵׮! ഁтܽ׮! ־ҵо ખ ب৬઻!!
    
    • ੗ݒಿ LiveDataח ખ ए਍ Ѫ э਷ؘ ӒѪ݅ ыҊח গݒೠ ٠ب..
    

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21. How the fxxx can I inject dependency?
    • ੄ઓࢿ ઱ੑ.. ୊਺ূ ए਍ Ѫ эওחؘ..
    
    • ՘হח decision making੄ োࣘ - оݶ т ࣻ۾ ౠ੿ ੋझఢझী ؀ೠ
    injectionਸ যڌѱ ೧ঠ ബҗ੸ੋ Ѥ૑ ցޖ ഁтܽ׮.
    

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22. Test-Driven Developement: 

    ೞݶ જ׮חؘ.. ଵ જ׮חؘ..
    • Ӓ ݆Ҋ ݆਷ ਬ׫ పझ౟ ౚషܻ঴ٜ ઺ীࢲ पઁ ࢚ਊ ೐۽ં౟ ࣻળ੄ ਬ׫
    పझ౟ܳ ݅٘ח ߨਸ ঌ۰઱ח Ѥ ೞաب হ׮.
    
    • જ׮ח Ѣ ׮ ࡤੋѢ ইջ?
    

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24. ઱ചੑ݃ী ࡅ૓ दפয ѐߊ੗੄ ੹ഋ੸ ૐ࢚
    • ࠺ҙ઱੄: ই, ӒѢ? ࢜۽਎ Ѫب হח Ӓր ਬ೯੉ঠ.. Ӓ۠ Ѣ হযب ੉ઁө૑
    ੜ ѐߊ೧৳׮Ҋ.
    
    • ౹یӈ ૐറҵ: ޤ ࢜۽਍ ѱ ա৳׮Ҋ? য়ט ׼੢ ੸ਊ೧ࠁ੗.
    
    • ో ݅מ઱੄: ॶ ઴ ইח ో, ঌҊ ੓ח ۄ੉࠳۞ܻ੄ ं੗о ҍ प۱੉׮?
    
    • Low-hanging fruit: ए਍ ޙઁী݅ ૘଱ೞӝ
    

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25. Chapter 42. 

    উ٘۽੉٘ܳ ৈ೯ೞח

    ൤஖ೞ੉ழܳ ਤೠ উղࢲ
    

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26. ѐߊ੗੄ ѐࢿী ٮۄ 

    ݆਷ झఆ ౟ܻо ੓૑݅..
    Ӓېب ੉ ف о૑о ઺ਃೞ׮Ҋ ࢤп೤פ׮.
    

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27. 1. Solution Provider
    • ঌҊ્ܻী ؀ೠ Ө਷ ੉೧: ׮ܲ ࢎۈ੉ۄݶ ҳഅೞ૑ ޅೡ Ѫ э਷ Ѫਸ, ׮ܲ
    ࢎۈࠁ׮ ف ߓח ࡅܰѢա ੘਷ ࢎ੉ૉ۽ ز੘ೞѱ ٜ݅ ࣻ ੓ח ࢎۈ
    
    • Kotlin ژח Java ঱য੄ semantics੄ Ө਷ ਗܻ৬ ঱য ࢸ҅ ୍೟ী ؀ೠ ੉೧
    
    • Dalvik੄ ز੘ ਗܻী ؀ೠ ੉೧
    
    • Activity / Fragment੄ ઺ਃೠ ز੘ਸ ೒ۖಬ ௏٘ ۨ߰ীࢲ੄ ੉೧
    
    • উ٘۽੉٘о ചݶਸ ۪؊݂ ೞח ݒழפ્੄ ੉೧
    
    • …
    

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28. 2. Architect
    • ղ ೐۽ં౟ܳ, рױೠ README.md ౵ੌ ৻ী ইޖ ࢸݺ হ੉ب ׮ܲ ѐߊ੗
    ীѱ ੋࣻੋ҅ೡ ࣻ ੓׮
    
    • ղ ௏٘ܳ 1֙ ٍী ׮द ࠌਸ ٸ ҍ߄۽ ੉೧ೡ ࣻ ੓׮
    
    • ௾ ӏݽ੄ ҳઑ ࣻ੿ب 1~2ੌ ղী ೧յ ࣻ ੓ਸ ੿ب۽ ਬোೞѱ ҳઑܳ ݅ٚ׮
    
    • Jr ূ૑פযীѱ റࣘ ௏٬ਸ উबೞҊ ކٶ ځֈѹب ؼ ࣻળਵ۽ ӝࠄ ҳઑо
    ѼҊೞѱ ੘ࢿೠ׮. ޖ঺ࠁ׮.. ੜޅػ ߑधਵ۽ ҳഅೞӝо ݒ਋ য۵ب۾ ҳઑ
    ܳ ٜ݅ ઴ উ׮
    

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29. উ٘۽ݫ׮ܳ ೻ݒח
    ઺ә ѐߊ੗ٜਸ ਤೠ উղ
    

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30. द੘੉ ߈
    • ࠺ҙ઱੄ܳ ߡܻҊ ੌױ ࠗ٭ഃ ࠁࣁਃ!
    
    • ೧ࠁ૑ ঋਵݶ ੉೧ೞӝ য۰਍ ѐ֛੉ ݆਺
    
    • द੘਷ ੄৻۽ ए਑: Ѣ੄ ݽٚ ࠙ঠীࢲ ੑޙਊ ౚషܻ঴ਸ औѱ ଺ਵप ࣻ ੓
    ਺
    

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31. –George Bernard Shaw
    “ف ࢎۈ੉ п੗ ыҊ ੓ח ࢎҗ ೞաܳ Үജೠ׮ݶ 

    ৈ੹൤ ೞաঀ੄ ࢎҗ݅ ыҊ ੓ਸ Ѫ੉׮.
    ೞ૑݅ ই੉٣যܳ Үജೞݶ п੗ ف ѐঀਸ ыѱ ػ׮.”
    

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32. ҕਬ੄ ൨
    • ֢ೞ਋ٚ Ҋ޹੉ٚ ݈ೡ Ѣܻо ࢤ҂׮ݶ, ׼न੄ ૑धਸ Բળ൤ ҕਬೞࣁਃ.
    
    • ࠺तೠ ҙबࢎ੄ ূ૑פযٜਸ Բળ൤ ݅աࠁࣁਃ.
    
    • ࠶۽Ӓח যڄөਃ?
    
    • ઱੄: झ௼ܽࢫਵ۽ بߓೞח tutorial, ױࣽ ࢸ஖ߨب જ૑݅.. ӝ৴੉ݶ ੗न੄
    ࢤп੉ ٜযр Ӗ੉ झझ۽ীѱب ة੗ীѱب ؊ ب਑੉ ؾפ׮.
    

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33. ੌࠄ੄ ҃਋
    • ࠶۽Ӓܳ ాೠ ҕਬо ੌ࢚ച: Qiita, Hatena Blog
    
    • ҕࠗഥ: ઱۽ ૑৉ ױਤ੄ ࣁ޷ա. eg. Sibuya.apk, Akiba.swift, ...
    
    • Moku-moku meeting: Ӓր п੗ ௏٬ ݽ੐

    1.5 ~ 2दр ѐ߹ ੘স റ যڃ ੘সਸ ೮ח ૑ ੗ی/Ҋ޹/ઑ঱ ա׃
    
    • Network Party

    ੗ӝо ҳഅೠ ইఃఫ୊, పझ౟ ١ ҳ୓੸ੋ ࠗ࠙ী ؀೧ࢲ ૑धਸ Үജೞח
    ݽ੐
    

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35. ୡәࠗఠ Ҋәө૑
    ׮নೠ ߊ಴: 10~15࠙ঀ
    ՘աݶ 1.5दр زউ
    ֎౟ਕ௼ ౵౭
    

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36. ழ߁२
    • ޷٣ষ ࠶۽Ӓ

    https://medium.com/@justfaceit
    
    • 5ਘ 5ੌ ҕѐؾפ׮.
    
    • ݽ߄ੌীࢲ੄ TDD, MVVM, DDD, DI ١ী ؀೧ࢲ प૕੸ੋ ղਊਸ ҕਬೞҊ
    ੗ ೤פ׮.
    

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37. Chapter 3. 

    MVP & MVVM
    

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38. MVC is not evil
    • Modelҗ Viewח ੌઙ੄ ۨҊ ࠶۟: Model(+
    Domain) ҅கীࢲח ࠺ૉפझ ۽૒ਸ, View
    ח UI۽૒ਸ ઁҕ.
    
    • Controllerח ۨҊ ࠶۟੄ ઑ݀ਸ ׸׼.
    
    • Cח যڃ Viewܳ ࠁৈ઴ Ѫੋоܳ Ѿ੿೧ࢲ
    Modelীࢲ ߉਷ ؘ੉ఠܳ View۽ ֈѹષ.
    
    • ӒܻҊ ী۞ܳ যڌѱ ࠁৈ઴૑ܳ Ѿ੿೧ࢲ
    View۽ ֈѹષ
    

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39. ৵ Android MVCח աࢂо?
    • ݽ߄ੌ ജ҃੄ ޙઁ: ࠂ੟ೠ ࠺زӝ ୊ܻ, ۄ੉೐ ࢎ੉௿ ୊ܻ
    
    • উ٘۽੉٘੄ ޙઁ: View - Controller ܻ࠙о গݒೞ׮.
    
    • Fat Activity: Activity-Fragmentী ցޖ ݆਷ ۽૒੉ ٜযр׮.
    
    • Unit Testܳ ٜ݅ӝо ݒ਋ ө׮܂׮.
    
    • Ӓ Ѿҗ == ୨୓੸ դҴ
    
    • ୭ঈ੄ оةࢿ: ੌ੿੉ ә߅೧ઉب ׮ܲ ূ૑פযীѱ ب਑ਸ ਃ୒ೞӝ য۵׮. 

    ࢸݺೞח ѱ ؊ झ౟ۨझۄ.. ׼୭ ղо ࠊب ഁтܻחؘ যڌѱ ࢸݺਸ..
    
    • ೞաೞա੄ ௿ېझٜ੉ ցޖ ݆਷ ৉ೡਸ ׸׼ -> ਬ૑ࠁࣻ ਊ੉ࢿ, ࣻ੿ಞ੄ࢿ, оةࢿ
    ١ ݆਷ ࠗ࠙ীࢲ ஂডೠ ௏٘о غߡܿ
    

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40. Model-View-Presenter?
    • 90֙؀ ઁউ, 2006֙ Martin Fowler੄ ࣗѐ۽ օܻ ঌ۰૗

    ଵઑ: GUI Architectures

    https://martinfowler.com/eaaDev/uiArchs.html
    
    • ࢎप উ٘۽੉٘ ୡӝࠗఠ ҳ੹ਵ۽ ੹೧ઉ ৳؍ ইఃఫ୊
    
    • Viewח ࠺ૉפझ ۽૒ী ҙ۲ػ ࠗ࠙ਸ ҙৈೞ૑ ޅೞب۾ ܻ࠙, Presenter
    ۽ ֈӣ
    

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41. Presenter
    View
    Model
    ࢎਊ੗ ੑ۱ਸ ాࠁ
    ؘ੉ఠ јन ਃ୒
    ؘ੉ఠ ߸҃ ాࠁ
    ࠭ ߸҃ ਃ୒
    

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42. MVP੄ ੢੼
    • Fat activity/fragment ߑ૑
    
    • ੸੺ೠ ৉ೡ(responsibility)੄ ܻ࠙۽ ੋ೧ ࣗझ оةࢿ + ಿ૕੉ ز߈ ࢚थ
    
    • ೒ۖಬ ੄ઓ੸ੋ UI ୊ܻח View ଃਵ۽ ܻ࠙೮ӝ ٸޙী Presenterח औѱ
    పझ౟ ੘ࢿ੉ оמ
    
    • Clean Architecture৬ 1:1 mapping оמ. CAܳ Ӓ؀۽ ଻ਊೞݶ ࢸ҅ ҙ۲
    ֢۱ب ୭ࣗച
    

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43. What is not MVVM?
    • MVVM੄ ౠ૚਷ Life Cycle੉׮?
    
    • Android Architecture Component੄ ౠ૚ੌ ࡺ
    
    • Data Binding? - ೙ࣻח ইפա ࢎਊೞݶ ࢤ࢑ࢿী ഛपೠ ب਑੉ ؽ
    
    • RxMVVM? - ৉द ೙ࣻח ইפ૑݅.. Rx হ੉ח ݒ਋ ࠛಞೣ
    
    • ਊযীࢲ য়ח ഒۆ: ViewModel਷ গୡী ੜޅػ ѐ֛੉׮?
    
    • Modelҗ э੉ ੘਷ ױਤ۽ ଂѐઉ੓૑ ঋ਷ؘ׮, ాनী׮ ߹ ѱ ׮ ٜযо੓ח ഋకۄ
    য়೧ೡ ࣻ ੓਺
    
    • Viewܳ ਤೠ Model(Entity)੉ۄח ѐ֛, ױߑೱ presenterۄח ف ѐ੄ ѐ֛ਸ,
    ViewModel੉ۄח ೞա੄ ੉ܴਵ۽ ыҊ ੓਺
    

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44. M-V-ViewModel?
    • ৉द ݃౯ ౵਎۞੄ Presentation Domain Separation (PDS)о दୡ
    
    • 2004֙ ࣗѐػ Presentation Model੉ ਗഋ
    
    • ଵઑ: https://martinfowler.com/eaaDev/PresentationModel.htmlɹ
    
    • Microsoftীࢲ ୊਺ ҳഅೣ
    
    • ViewModel: Uni-directional Mediator
    
    • Presenter৬ ݒ਋ ਬࢎೞա, ViewModel਷ Viewܳ ઁযೞ૑ ঋ਺
    
    • Viewח ViewModelਸ ഐ୹ೞغ, Ѿҗח Callback / Observable ഋక۽ ߉਺
    

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45. http://kyubid.com/blog/understanding-mvvm-on-android-tutorial-05-introduction-to-reactive-programming-with-rxjava/
    

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46. MVVM vs MVP: ষ݃о જই, ইࡅо જই?
    • ل ׮ ഴܯೠ ҳઑ. ঑ب੸ੋ ਋ਤח হ਺
    
    • ٮۄࢲ ੉റ੄ ࢸݺب ݒ਋ ࢚؀੸੉ݴ, ೐۽ં౟ ࢿѺী ٮۄ ׮ܰѱ ߉ইٜৈ
    ૕ ࣻ ੓਺
    

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47. MVP੄ ࠺Ү਋ਤ
    • द੘ೞӝо औ׮. ੌױ ӝઓ ஶ౟܀۞੄ ۽૒ٜਸ ో੄ refactor ӝמਵ۽ ୶
    ୹(extract method)೧ࢲ Presenter۽ ৤ӝח Ѫࠗఠ द੘ೞݶ ؽ
    
    • ӝઓ ೐۽ં౟ܳ Ҋ୛ঠ ೞח ҃਋:

    Legacy code੄ ࠙۝੉ ݆Ѣա, ҳઑ ѐࢶী ઱য૓ दр੉ ݒ਋ ૣ਷ ҃਋
    MVPо ؊ ਬܻ
    
    • Rxҕನૐ੉ ੓ח ҃਋:

    RxJavaܳ উ ॄب ഴܯೠ ҳઑܳ ٜ݅ ࣻ ੓׮. (ޛۿ RxJavaܳ ॳݶ ؊ જ
    ਷ ௏٘ܳ ૢ ࣻ ੓਺)
    

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48. MVVMח?
    • ୡӝ ૓ੑ੢߷਷ ࠙ݺ൤ ੓਺

    ӝઓ੄ ѐߊ ѐ֛ী ࠺೧ ಁ۞׮੐ ੹ജ੉ ೙ਃ. 

    بੑ ୡӝূ যו ੿ب੄ ૓ా਷ хࣻ೧ঠೣ.
    
    • View੄ ࢚క ҙܻо ࠂ੟ೠ ҃਋ (== ؀ࠗ࠙੄ ࠂ੟ೠ জ)

    ViewModelীࢲ੄ ୊ܻо ؊ ੗োझۣ׮.

    ௾ ഥࢎীࢲ MVVMਸ ݆੉ٜ ଻ਊೞח ੉ਬ
    
    • Android Architecture Component റҟ ബҗ

    LifeCycle - ViewModel - LiveData - Room ઑ೤਷ ৘ઁب ݆׮
    
    • Cross Platform ҳഅী ખ ؊ ਬܻ

    Data Binding, LiveData, Roomਸ ನӝೡ ҃਋, 

    Kotlinਸ Swift۽ ৤ӝח Ѫ݅ਵ۽ب View ੉৻੄ ࣗझ੄ 70% ੉࢚ਸ ੤ࢎਊ оמ
    

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49. MVVM - MVP ҕా੄ ੢੼
    • ѐߊ ࣘبо ݻ ߓח ࡈۄ૓׮

    (઱੄: ѐੋର ੓਺. ୡӝ 2~3઱р ѐߊ ࣘبח ݻ ߓח ו۰૕ ࣻ ੓਺)
    
    • ௏٘ ߸҃ী ؀ೠ ف۰਑੉ (Ѣ੄) হয૓׮.
    
    • ٸ۰઱Ҋ र਷ ӝദ੗о әѺೠ ࢎন ߸҃ਸ ਃ୒೧ب ਓਵݶࢲ ؀୊ೡ ࣻ ੓׮
    
    • 1֙ ٍী ׮द ௏٘ܳ ࠊب ૊द য٣ܳ Ҋ୛ঠೞח૑ ঌইରܾ ࣻ ੓׮
    
    • ׮ܲ ূ૑פযীѱ ௏٘ܳ ࠁৈ઻ب ଃ౹ܻ૑ ঋח׮
    

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50. View Slide

51. ਋৴ƀ ੿݈ જ਷ؘ?
    ਋ܻب ੉ઁ ҍ
    गಌ ѐߊ੗ غחѹ?
    

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52. Ӓۧѱ ࢤп೮ਵա..
    Ӓ۽ࠗఠ ݻ ѐਘ റ..
    

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53. View Slide

54. ೐۽ં౟ ࢎ੉ૉо
    ੼੼ ழ૑ݶࢲ..
    ௏٘о ӝ؀৬ח ׳ܻ
    ૑੷࠙೧૑Ҋ ੓׮.
    ରۄܻ ށۋਵݶ જওਸ Ѧ..
    Ҋ޹݅ ט঻׮.
    

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55. Ӓېࢲ ળ࠺೧ࠌणפ׮.
    

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56. Chapter 4. 

    MVP / MVVM at Scale
    

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57. 1. Fat Presenter
    • ੉ઁח Presenterо ցޖ ݆ਸ ੌਸ ೠ׮!
    
    • పझ౟ ா੉झܳ ٜ݅ӝо য۰ਕ઎׮
    
    • ੹ࠁ׮ח Ӓېب ի૑݅.. ৈ੹൤ ௏٘о ૑੷࠙ೞ׮.
    
    • ݃஖ Activity Manager э਷ ѱ ೞա טযաӝ݅ ೠ ו՝?
    
    • ઱ػ ਗੋ઺ ೞաח Presenterܳ View৬ ݺഛ൤ ܻ࠙ೞ૑ ঋ਷ Ѫ
    

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58. ೧Ѿ଼
    • ௼ѱ Ҋ޹ೞ૑ ঋইب View৬ Presenterܳ ੜޅ ҳഅೞӝ য۵ب۾ ೞח ੢஖
    о ೙ਃ
    
    • Viewח ੉߮౟ܳ ߊࢤदఃҊ, UIܳ Ӓ۰઱ח ৉ೡ݅ਸ ׸׼, ࠺ૉפझ ۽૒੉
    ա ݽ؛੉ ՙযٜ ࣻ ੓ח ৈ૑ܳ ରױ
    
    • Presenterо View੄ ࣁࠗ ࢎ೦ਸ ঌ ࣻ হب۾, Pח Viewܳ ୶࢚ച दఅ ഋక
    ۽݅ ଵઑೞب۾ ݅ٝ
    

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59. • View Interfaceܳ ాೠ ܻ࠙
    
    • Mock Objectܳ ాೠ Unit Testо ݒ਋ एਕ૗
    
    • Presenterח ࠺ૉפझ ۽૒ ୊ܻ݅ ׸׼
    
    • Viewח Ӓܻӝ݅ ׸׼
    
    • ؘ੉ఠ੄ ܻ࠙ب ೣԋ ੉ܞ૗: Viewח Modelী ؀೧ ঌ ೙ਃب, ঌ ࣻب হѱ ؽ
    
    • ೙ਃೠ ҃਋, Presenterө૑ Interfaceച दఇ
    MVP: Contractor Pattern
    

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60. • ژ ৉द Martin Fowlerо ੹౵ೠ ѐ֛
    
    • ଵઑ: https://martinfowler.com/eaaDev/PassiveScreen.html
    
    • Fluxীࢲח Dumb Client, Clean Architectureীࢶ Humble ObjectۄҊ ܴࠗ
    
    • Viewח (೒ۖಬ ੄ઓ੸ੋ) Ӓܻӝ ੉৻ীח ইޖѪب ঌ ࣻ হب۾ ೣ
    
    • ۽Ӓੋ ചݶ੉ۄݶ, അ੤ ࢲߡ ੽ࣘ ઺ੋ૑ ৈࠗ, ۽Ӓੋ ࢿҕ ৈࠗ ١ઑରب View
    о ݽܰب۾.. -> isLoadingী true ੉߮౟о য়ݶ ಴द, ী۞ ৔৉ী ࡸ۰઴ ޙ
    ੗о য়ݶ ಴दೡ ࡺ
    2. MVVM Best Practice: Passive View
    

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61. • ޥо ੉࢚ೠؘ?
    
    • Lighter View, Fatter ViewModel 

    -> Ӓ۞ݶ ViewModel੉ ؊ Ѣ؀೧૑ח ؘ ҡଳ਷о??
    
    • ੄بػ Ѿҗ - MVVM਷ ؊ ա਷ ҳઑ۽ оӝ ਤೠ ઺ਃೠ оҮ

    যۄ?
    

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62. – Nataliya Patsovska
    “MVVM is not an architecture.”
    

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63. 3. ࠺ૉפझ ۽૒੄ ࠺؀ച
    • Presenterա ViewModel੄ بݫੋ ۽૒੉, х׼ೡ ࣻ হח ௼ӝо غח ࢚ട
    ੉ ৡ׮.
    
    • о੢ જ਷ ೧Ѿ଼਷ Single Responsibility Principle੄ ੸ਊ
    
    • ݽߧ ׹উ਷ ੉޷ ੓਺: ߄۽ Clean Architecture!
    
    • Presenterীࢲ بݫੋ ۽૒ਸ ܻ࠙ оמ
    
    • Data ҅க੄ ࣁ࠙ചܳ ా೧ ؊਌ ୶࢚ചػ ഋక੄ ҳઑ оמ
    

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64. https://qiita.com/koutalou/items/07a4f9cf51a2d13e4cdc
    

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65. [৘ઁ ௏٘]
    

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66. View Slide

67. • Clean Architecutre੄ ੢੼: Single Responsibility Principle੄ ୽पೠ ׳ࢿ
    
    • Presenter / Domain / Data ҅க੄ ܻ࠙۽ ੋ೧ ੹୓ ۽૒੄ ൒ܴ੉ ੌݾਃো
    ೧૗ -> оةࢿ ә࢚थ
    
    • ౠ੿ ௿ېझо ࠺؀೧૑ח Ѫਸ ߑ૑
    
    • п layerр ҳ࠙੉ ݺഛೞ޲۽, п ৔ೱ ߧਤب ݺഛ
    
    • ױ, ௿ېझ ۝੉ әѺ൤ ૐо -> ೠ ߣী ҳഅೞ۰ ೞݶ ѐߊࣘب੄ ੷ೞ৬ ߡӒ
    ন࢑ਸ ঠӝೡ ࣻب ੓਺
    ଵ औભ?
    

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68. • 6ѐ੄ ௿ېझ, 2ѐ੄ ੋఠಕ੉झ.. (3ѐ ࢤۚ)
    
    • Incremental Improvement
    
    • Clean Architectureী ੊ࣼೞ૑ ঋѢա ࠂ੟ೠ दझమ੄ ࢸ҅ ҃೷੉ হח ҃
    ਋, ݽٚ Ѧ ٮۄೡ ೙ਃח হ਺
    
    • ੌױ ೐ܻઃప੉࣌ ۽૒੄ ೤ܻചࠗఠ द੘
    
    • View - ViewModel/Presenter - Repository - Model(Entity)
    
    • بݫੋ / ؘ੉ఠ ۽૒਷ ೙ਃ੄ ੄೧ ੼૓੸ਵ۽ ೞח Ѫ੉ ೤ܻ੸
    

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69. Google Guide to App Architecture
    

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70. Ӓېب.. જӟ ೠؘ..
    • ௿ېझо ցޖ ݆׮!
    
    • ੹୓੸ੋ ҳઑܳ ы୶ח ؘী ੸૑ ঋ਷ दр੉ ٜযр׮
    
    • Ӓ۞ա જ਷ ߑߨ੉..!
    
    • ੉ ݽٚ Ѧ ੗زਵ۽ ٜ݅য ઱ח ೒۞Ӓੋ੉ ੓׮!

    https://github.com/kiuchikeisuke/Android-Studio-CleanArchitecture-
    template-forKotlin
    
    • RxJava, Dagger, Retrofit, AAC, Presenter/ViewModel ௏٘ө૑ ކٶ ݅
    ٜয ષ
    
    • Swagger ૑ਗਵ۽ REST API call ੋఠಕ੉झب ੗زਵ۽ ٜ݅য ષ
    

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71. 3. ݻ о૑ դઁٜ..
    • ҳઑ੄ ୍೟੸ ޙઁ: Presenter੄ ࠺ૉפझ ۽૒җ, Use Case੄ ࠺ૉפझ ۽
    ૒਷ ؀୓ ޤо ౣܽо?
    
    • بݫੋ ۽૒੉ Use Caseী ٜযр׮
    
    • ࢎস ࠗࢲ ࢎۈٜب ঌҊ ੓যঠ ೞח ۽૒੉ۄݶ, بݫੋ ۽૒
    

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72. https://qiita.com/koutalou/items/07a4f9cf51a2d13e4cdc
    ࠂण
    

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73. RecyclerView in MVP
    • Presenter۽ ReclyerView - Adapterܳ যڌѱ ؀೧ঠೞחоח ݒ਋ ө׮۽
    ਍ ޙઁ.. ੿׹਷ হणפ׮
    
    1. Activity/Fragmentо (Presenter੄ ݺ۸ਸ ߉ই) Adapterܳ ઁয - ױࣽ
    ೠ ಁఢ੄ ܻझ౟ীח ബҗ੸. Groupie э਷ ۄ੉࠳۞ܻܳ ࢎਊೞݶ ؊਌
    ബҗ੸
    
    2. Adapter৬ ݒೝغח Presenterܳ ҳഅ
    
    3. ѐ߹ itemҗ пп 1:1 ݒೝغח ੘਷ Presenterܳ ҳഅ
    

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74. RecyclerView in MVVM
    • Presenterী ࠺೧ࢶ ױࣽೠ ޙઁ. Data bindingਵ۽ Ӓ؀۽ ViewModel োѾ
    оמ
    
    • ࠂ੟ೠ ҃਋о ইפۄݶ Adapterী ViewModel োѾ
    
    • ࠂ੟ೞ׮ݶ п Itemҗ ݒೝغח ੘਷ ViewModelਸ ҳഅ
    
    • ੉ ҃਋੄ ViewModel਷ Viewܳ ਤ೧ оҕػ Model੉ӝ ٸޙী যڃ ੄޷ী
    ࢲ ૓੿ೠ ViewModel..
    
    • ઱੄ࢎ೦: AACܳ ੉ਊ೧ small ViewModelਸ ࢤࢿೡ ҃਋, providerী ౵ۄ
    ޷ఠܳ ߹ب ૑੿೧ঠ ೣ. ରۄܻ ࢚ਤ ViewModel੉ ࢤࢿೞח ѱ ؊ જਸ ࣻ
    ب ੓਺
    

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75. ୭Ӕ ҃೷
    • ઑѤ: 6ѐ੄ ݽ߄ੌ ࢲ࠺झ(ب೤ 12ѐ੄ জ)о 100% ৻઱ ѐߊ۽ ҳഅػ জਵ
    ۽ ࢲ࠺झ غҊ ੓ח ࢚ട
    
    • җઁ: 3ѐ ࢲ࠺झ(6ѐ জ)ٜਸ 7ѐਘ ղ۽ ܻ׏঴
    
    • য۰਍ ੼: ࠺ૉפझ ҙ੼ীࢶ জ ҳઑ ѐࢶ਷ ௾ о஖о হ਺. ঱ઁա Ӓۧ٠
    ޙઁח ࢜۽਍ ӝמٜਸ ঴݃ա ࡅܲ ࣘب۽ ֍וջ..
    
    • নզ੄ Ѩ: ߬౟թ ѐߊ ઑ૒ - ࣚ਷ ࡅؘܲ.. ଵ ࡅؘܲ..
    
    • নզ੄ Ѩ 2: ঠӔ Ә૑ -> Ҋب۽ ബਯ੸ੋ ੘স ೙ਃ
    

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76. әೠ ੌ әೞ૑ ঋ਷ ੌ
    ઺ਃೠ
    ੌ
    ׼ো൤.. न ӝמ ҳഅ
    
    ߡӒ ࣻ੿ + জ উ੿ച
    Java -> Kotlin ߸ജ
    
    ViewModel or Presenter ੹ജ
    
    য়ېػ ۄ੉࠳۞ܻ тইఋӝ
    ઺ਃೞ
    ૑ ঋ਷
    ੌ
    пઙ ഥ੄ ଵࢳ ੉࢚ೠ ߸ࣻݺ, ݫࣗ٘ݺ ߸҃
    
    ٜৈॳӝ ߸҃
    
    ӝఋ झఋੌ ࣻ੿
    

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77. Ѿҗ
    • 1ߣ૩ ࢲ࠺झ: ߬੉࠺ दఠ জ
    
    • ੹ݶ੸ੋ ҳઑ ѐࢶ਷ ӭՔೞѱ ನӝ. ब૑য iOSח ӝઓ ҳઑܳ ৮੹൤ ਬ૑ೠ ଻۽ नӝ
    מ݅ ୶о೮਺. Rx ࢎਊب ನӝ. ؀न API Callback ୊ܻܳ ӭՔೞѱ ೡ ࣻ ੓ח ҕా ௿
    ېझ ҳഅ೧ࢲ উ੿ࢿ/ࢤ࢑ࢿਸ ੤Ҋ
    
    • উ٘۽੉٘ח о੢ ઺ਃೠ ࣁ ѐ੄ Fragment݅ MVP۽ ࣻ੿. աݠ૑ח नӏ ചݶ݅
    MVP۽ ҳഅ
    
    • ݽٚ ࣗझܳ Kotlinਵ۽ ੗ز߸ജਸ ੉ਊ೧ࢲ ߸ജೞغ, ੌࠗ ޙઁ ࣗ૑੓ח ௏٘(Non-
    null ୊ܻ)ܳ ઁ৻ೞҌ ۨѢद ௏٘ܳ ޖܻೞѱ Kotlinझ۞਍ ௏٘۽ Ҋ஖۰Ҋ ೞ૑ח ঋ਺
    
    • AAC੄ Life Cycle ӝמਸ ੉ਊೞӝ ਤ೧ ViewModelਸ ࢚ࣘ ߉ই Presenter ҳഅ
    
    • 7 to 9 principle ࣁ਑. য়റ 7~9दী݅ restructuring / refactoring ੘স
    

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78. Ѿҗ
    • 1ߣ૩ ࢲ࠺झ: ߬੉࠺ दఠ জ (҅ࣘ)
    
    • ӝઓ੄ Challengingೠ ੌ੿ਸ, ޖ۰ 3઱ੌ ױ୷೧ࢲ োղ ܾܻૉ ࢿҕ
    
    • ѱ׮о ୹दܳ ੉ౣ খفҊ CPO۽ࠗఠ ц੘झۣѱ ޷оੑ ࢎਊ੗ܳ ਤೠ ѱझ
    ౟ ݽ٘ܳ ٜ݅য ׳ۄח ਃ୒ਸ ߉਺

    -> ਗې ഥਗ ੹ਊਵ۽݅ ٣੗ੋ غ঻؍ জ੉ۄ ࢚׼ೠ ؀ҕࢎ৓ਵա.. 1ੌ݅ী ؀
    ਽ ৮ܐ (ҳഅ 3दр, ٣ߡӦ/৘৻ࢎ೦ ୊ܻ 5दр)
    

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79. Ѿҗ
    • 2ߣ૩ ࢲ࠺झ: ׏झ জ
    
    • উ٘۽੉٘, iOS ݽف MVVM ੸ਊ
    
    • ೒ۖಬ ઺݀ࢿਸ ਤ೧ RxJava/RxSwift - Realm ࢎਊ, Data Binding਷ ࢎਊೞ
    ૑ ঋ਺
    
    • ଵҊ: 4 Reasons I’m not Using Android Data Binding

    https://medium.com/@Miqubel/4-reasons-im-not-using-android-data-
    binding-e62127c2650c (੷ח ݽف ز੄ೞ૑ח ঋणפ׮݅..)
    
    • 3ߣ૩ ࢲ࠺झ: ҳੋ/ҳ૒ জ
    
    • ੉ઃ ҕ੢ ݽ٘: 2ߣ૩ীࢲ ݅ٚ ҳઑܳ Ӓ؀۽ ੤ഝਊ೧ࢲ ନযղҊ ੓਺
    

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80. хࢎ೤פ׮!
    

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81. • ੹ਗ झணۄ ӝ߈ ಽ झఖ ূ૑פয
    
    • ઑѤ
    
    • ҃۱, ೟۱ ޖҙ
    
    • ߔূ٘/ݽ߄ੌ/೐ۿ౟ূ٘ ١ ࠙ঠ ޖҙ
    
    • ୡ١೟Ү 3೟֙ ࣻળ੄ ੌࠄয
    
    • ࠙ঠ, ѐߊ঱যח оܻ૑ ঋ਺: 

    о੢ ੗न ੓ח ঱য੄ ௏٬ प۱݅ ࠆ

    (য়೑࠘ ௏٬ పझ౟ ੓਺)
    
    • ઁѱ ੉ݫੌ۽ CV ઱दݶ ࢚׸೧٘݀פ׮.
    Nextbeatח ҳੋ઺!
    • ठۄ੉٘ ݂௼:

    https://speakerdeck.com/saryong/
    mvvm-iyagi-droidknight-2018
    
    • ࠶۽Ӓ ݂௼ (5/5):

    https://medium.com/@justfaceit
    
    • Email:

    justfaceit@gmail.com
    

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