iOS Clean Architecture のすすめ

iOS Clean Architecture の説明と、実際にMoneyForwardでiOS Clean Architectureを導入してみた話をします。

Sample code: https://github.com/koutalou/ios-cleanarchitecture

Transcript

1. iOS Clean Architecture ͷ͢͢Ί
   2016/11/17
   גࣜձࣾϚωʔϑΥϫʔυ
   ࣇۄ޹ଠ࿠
   

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2. ࣗಈՈܭ฽ɾࢿ࢈؅ཧαʔϏεʰϚωʔϑΥϫʔυʱ
   iOS/AndroidΞϓϦ։ൃΛ୲౰͍ͯ͠·͢
   ࣇۄ޹ଠ࿠!LPVUBMPV
   ΤϯδχΞ
   ࣗݾ঺հ
   

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3. औΓ૊Έ
   1 $MFBO"SDIJUFDUVSFʹ͍ͭͯ
   2 3PVUJOH %FQFOEFODZ*OKFDUJPO
   3 $MFBO"SDIJUFDUVSFͷϝϦοτ
   

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4. औΓ૊Έ
   1 $MFBO"SDIJUFDUVSFʹ͍ͭͯ
   2 3PVUJOH %FQFOEFODZ*OKFDUJPO
   3 $MFBO"SDIJUFDUVSFͷϝϦοτ
   2
   3
   

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5. Α͋͘ΔΞʔΩςΫνϟͷ໰୊
   w ʮϏδωεϩδοΫ͸.PEFMʹஔ͘΂͖ʯͱݴ͏͕ɺ

   ։ൃऀʹΑͬͯཧղ΍ҙݟ͕ҧ͏
   w ౓ॏͳΔ࢓༷มߋ΍ෳࡶͳ࢓༷ʹରԠ͢ΔͨΊʹ7JFX$POUSPMMFS΍

   ಛఆͷ.PEFM͕ංେԽ͠ɺϏδωεϩδοΫͷຊ࣭Λݟࣦ͏
   w ಛఆͷϨΠϠ͕ෳ਺ͷ੹຿Λ࣋ͪґଘ౓ͷߴ͍ෳࡶͳίʔυ͕ੜ·ΕΔ
   ΤϯδχΞ
   ΤϯδχΞ
   ΤϯδχΞ
   ͍͢͝࢓༷มߋͩɺɺ
   ·ͨViewController͕๲ΒΉ
   ϏδωεϩδοΫ͜Μͳ
   ॻ͖ํͪ͠Ό͏Μͩɾɾ
   Model͕͍ΖΜͳॲཧΛ
   ؚΊͯෳࡶ͗͢Δɾɾ
   

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6. طଘͷ"SDIJUFDUVSF
   .7$"SDIJUFDUVSF
   .71 .77.
   "SDIJUFDUVSF
   %%%"SDIJUFDUVSF
   

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7. $MFBO"SDIJUFDUVSF
   7JFX
   1SFTFOUFS 6TF$BTF
   5SBOTMBUPS
   .PEFM
   %BUB4UPSF
   &OUJUZ
   3FQPTJUPSZ
   1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
   w ੹຿Λࡉ෼Խ͢Δ͜ͱͰɺ֤ϨΠϠ͕ԿΛ୲౰͢Δ͔໌֬ʹͳΔ
   w 6*ͱϏδωεϩδοΫΛ෼཭Ͱ͖ɺϨΠϠؒͷґଘΛ࠷খݶʹͰ͖Δ
   w ϨΠϠؒ͸ૄ݁߹ͳͷͰϞδϡʔϧͷஔ͖׵͑ɺςετ͕༰қ
   

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8. 1SFTFOUBUJPO-BZFS
   6TF$BTF
   5SBOTMBUPS
   .PEFM
   %BUB4UPSF
   &OUJUZ
   3FQPTJUPSZ
   1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
   w 6*ͷදࣔ΍ΠϕϯτͷϋϯυϦϯάΛߦ͏
   w ϏδωεϩδοΫ͸ؔ༩͠ͳ͍
   7JFX
   1SFTFOUFS
   

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9. %PNBJO-BZFS
   6TF$BTF
   5SBOTMBUPS
   .PEFM
   %BUB4UPSF
   &OUJUZ
   1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
   w ϏδωεϩδοΫॲཧΛߦ͏
   w ϏδωεϩδοΫ

   ɹ3FQPTJUPSZ QBUUFSOΛҙࣝͯ͠ɺऔಘͨ͠σʔλΛ1SFTFOUBUJPO
   -BZFSʹඞཁͳσʔλʹ੔ܗͯ͠ฦ͢ɺ·ͨ͸ॲཧΛ͢Δ
   3FQPTJUPSZ
   7JFX
   1SFTFOUFS
   

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10. %BUB-BZFS
    6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    w ௨৴΍σʔλ؅ཧΛߦ͏
    w %#΍αʔόͰ؅ཧ͞ΕΔ%BUB4PVSDFΛѻ͏
    w 3FQPTJUPSZ͸%PNBJO-BZFS΁ͷ*'Ͱ&OUJUZͷ$36%Λఏڙ͢Δ
    3FQPTJUPSZ
    7JFX
    1SFTFOUFS
    

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11. 1SFTFOUBUJPO-BZFS
    7JFX
    1SFTFOUFS 6TF$BTF
    1SFTFOUFS
    w 7JFXͱ6TF$BTFͷΠϕϯτͷڮ౉͠Λߦ͏
    w ඞཁʹԠͯ͡7JFXʹ.PEFMΛ౉ͨ͠Γɺ6TF$BTFʹॲཧͤ͞Δ

    7JFX 7JFX$POUSPMMFS
    
    w 7JFXͷΠϕϯτΛ1SFTFOUFSʹ௨஌͢Δ
    w ड͚औͬͨ.PEFM΍εςʔλεʹΑΓදࣔΛ੾Γସ͑Δ
    .PEFM΍4UBUVT৘ใ 7JFXͷ&WFOU
    .PEFM΍ॲཧ݁Ռ
    ॲཧͷཁٻ
    

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12. 1SFTFOUBUJPO-BZFS
    7JFX
    1SFTFOUFS 6TF$BTF
    .PEFM΍4UBUVT৘ใ 7JFXͷ&WFOU
    .PEFM΍ॲཧ݁Ռ
    ॲཧͷཁٻ
    

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13. %PNBJO-BZFS
    5SBOTMBUPS
    1SFTFOUFS 6TF$BTF
    6TF$BTF
    w ϢʔεέʔεʹඞཁͳϩδοΫॲཧΛهड़͢Δ
    5SBOTMBUPS
    w 6TF$BTF͕औಘͨ͠&OUJUZΛ7JFXʹඞཁͳ.PEFMʹม׵͢Δ
    .PEFM
    w 7JFXͷදࣔʹඞཁͳ7BMVF0CKFDU
    &OUJUZ
    .PEFM΍ॲཧ݁Ռ
    ॲཧͷཁٻ
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    3FQPTJUPSZ
    .PEFM
    

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14. %PNBJO-BZFS
    5SBOTMBUPS
    1SFTFOUFS 6TF$BTF
    &OUJUZ
    .PEFM΍ॲཧ݁Ռ
    ॲཧͷཁٻ
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    3FQPTJUPSZ
    .PEFM
    

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15. %PNBJO-BZFS
    5SBOTMBUPS
    1SFTFOUFS 6TF$BTF
    &OUJUZ
    .PEFM΍ॲཧ݁Ռ
    ॲཧͷཁٻ
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    3FQPTJUPSZ
    .PEFM
    

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16. %BUB-BZFS
    6TF$BTF
    3FQPTJUPSZ
    w %BUB4PVSDFͷ$36%૬౰ͷ*'
    %BUB4UPSF
    w ࣮ࡍʹ௨৴΍σʔλ؅ཧΛߦ͏
    &OUJUZ
    w %#΍αʔόͰ؅ཧ͞ΕΔ7BMVF0CKFDU
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    3FQPTJUPSZ
    %BUB4UPSF
    σʔλͷཁٻ
    &OUJUZ΍݁Ռ
    /FUXPSL
    %BUB#BTF
    σʔλऔಘߋ৽
    &OUJUZ΍݁Ռ
    

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17. %BUB-BZFS
    6TF$BTF
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    %BUB4UPSF
    σʔλͷཁٻ
    &OUJUZ΍݁Ռ
    /FUXPSL
    %BUB#BTF
    σʔλऔಘߋ৽
    &OUJUZ΍݁Ռ
    3FQPTJUPSZ
    

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18. %BUB-BZFS
    6TF$BTF
    &OUJUZ΍݁Ռ
    σʔλͷཁٻ
    %BUB4UPSF
    σʔλͷཁٻ
    &OUJUZ΍݁Ռ
    /FUXPSL
    %BUB#BTF
    σʔλऔಘߋ৽
    &OUJUZ΍݁Ռ
    3FQPTJUPSZ
    

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19. $MFBO"SDIJUFDUVSF
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    w ֤-BZFSͷ੹຿Λ෼͚ɺ࠷খݶͷ*'Ͱૄ݁߹
    ˠ֤-BZFS͸ૄ݁߹͚ͩͲɺ͔͜͜ΒͲ͏΍ͬͯಈ͔͢ͷ͔ʁ
    

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20. औΓ૊Έ
    $MFBO"SDIJUFDUVSFʹ͍ͭͯ
    2 3PVUJOH %FQFOEFODZ*OKFDUJPO
    $MFBO"SDIJUFDUVSFͷϝϦοτ
    1
    3
    

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21. %FQFOEFODZ*OKFDUJPO
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    w ֤-BZFSʹґଘੑΛ஫ೖ͢Δ
    w ֤-BZFSͷ࣮૷ϞδϡʔϧΛ݁߹͢Δ
    "QQMJDBUJPO-BZFS
    #VJMEFS
    

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22. %FQFOEFODZ*OKFDUJPO
    w ֤-BZFSʹґଘੑΛ஫ೖ͢Δ
    w ֤-BZFSͷ࣮૷ϞδϡʔϧΛ݁߹͢Δ
    

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23. 3PVUJOH
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    w ը໘ભҠ΍ը໘֎ͷΠϕϯτΛڮ౉͢͠Δ
    w 1SFTFOUFS͕ΠϕϯτΛ஥հ
    "QQMJDBUJPO-BZFS
    #VJMEFS 8JSFGSBNF
    8JSFGSBNF
    #VJMEFS
    0UIFST
    

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24. 8JSFGSBNF
    w ը໘ભҠ΍ը໘֎ͷΠϕϯτΛڮ౉͢͠Δ
    w 1SFTFOUFS͕ΠϕϯτΛ஥հ
    

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25. J04$MFBO"SDIJUFDUVSF
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    w ը໘ຖͷ"QQMJDBUJPO-BZFSΛ݁߹͢Δ͜ͱͰɺ

    ɹJ04ΞϓϦέʔγϣϯ͕࣮૷Մೳ
    "QQMJDBUJPO-BZFS
    #VJMEFS 8JSFGSBNF
    

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26. औΓ૊Έ
    3 $MFBO"SDIJUFDUVSFͷϝϦοτ
    $MFBO"SDIJUFDUVSFʹ͍ͭͯ
    1
    2 3PVUJOH %FQFOEFODZ*OKFDUJPO
    2
    

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27. Ϟδϡʔϧͷڞ༗
    Ұ෦ͷϞδϡʔϧΛஔ͖׵͑Δ͚ͩͰ৭Μͳը໘ʹରԠՄೳ
    HomeTimelinePresenterImpl
    UserTimelinePresenterImpl
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUFSͷΈϞδϡʔϧ͕ҟͳΔྫ
    

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28. ςετͷ༰қੑ
    RepositoryMockImpl
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    QSPUPDPMʹ४ڌͨ͠.PDL΍ςετίʔυͰ

    ϨΠϠຖͷॊೈͳςετ͕Մೳ
    3FQPTJUPSZΛ.PDLʹͯ͠
    &OUJUZˠ.PEFMͷม׵Λςετ
    6TF$BTFΛ.PDLʹͯ͠ɺ
    7JFXͷ&WFOUʹର͢Δ1SFTFOUFSͷڍಈΛςετ
    UseCaseMockImpl
    

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29. 1SPUPDPM0SJFOUFE1SPHSBNNJOH
    جຊ͸$MFBO"SDIJUFDUVSFΛҙࣝ͢Δ͚ͩͰ101ʹͳΔ
    w QSPUPDPMΛ࢖ͬͨ*'ʹΑΔ࠷খݶͷґଘؔ܎
    w DMBTT͸ۃྗ࢖ΘͣTUSVDUͰ࣮૷͢Δ
    w QSPUPDPMʹ४ڌ࣮ͨ͠૷͸FYUFOTJPOͰهड़
    

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30. 3Y4XJGUͱ͍͏બ୒
    ϑϨʔϜϫʔΫʹґଘ͠ͳ͍$MFBO"SDIJUFDUVSFͷࢥ૝ʹ

    ൓ͯ͠3Y4XJGUΛ࠾୒͍ͯ͠Δ
    ɹ1SPT
    w 6TF$BTF૚Ͱͷ1SPNJTFॲཧͷهड़͕༰қ
    w 3FQPTJUPSZ૚ҎԼͷ*'ΛετϦʔϜͰهड़
    w ը໘ؒ&WFOU௨஌ͷ.VMUJ$BTUΛετϦʔϜͰ࣮૷Մ

    $POT
    w ࠜװ෦Λ3Y4XJGUͷෆ۩߹΍ϝϯςφϯεঢ়گʹґଘ
    w 3Y4XJGUࣗମͷֶशίετ
    

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31. .71ͷ֦ு
    ݁ہ$MFBO"SDIJUFDUVSFͬͯ.71Λ֦ு͚ͨͩ͠Ͱ͸ʁ
    ˠ.71Λ֦ு͍ͯ͠Δͱ͍͏఺Ͱ͸ਖ਼͍͠
    

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32. $MFBO"SDIJUFDUVSFͱ͍͏ఆٛ
    ݴޠԽ͞Εͨఆ͕ٛ͋Δ͜ͱ͕ॏཁ
    ఆ͕ٛͳ͍ͱɺ։ൃऀʹΑͬͯཧղ΍ҙݟ͕όϥόϥʹͳͬͯ͠·͏
    7JFX
    1SFTFOUFS 6TF$BTF
    5SBOTMBUPS
    .PEFM
    %BUB4UPSF
    &OUJUZ
    3FQPTJUPSZ
    1SFTFOUBUJPO-BZFS %PNBJO-BZFS %BUB-BZFS
    "QQMJDBUJPO-BZFS
    #VJMEFS 8JSFGSBNF
    

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33. $MFBO"SDIJUFDUVSFͷ1SPT$POT
    ɹ1SPT
    w -BZFSຖʹ੹຿͕෼͔ΕϏδωεϩδοΫ͕໌෼Խ
    w ੹຿͕໌֬ͳͨΊՄಡੑɺϝϯςφϯεੑ͕ߴ͍
    w શͯͷ૚ͰςετΛಋೖ͠΍͍͢
    w ಛఆͷϑϨʔϜϫʔΫʹґଘ͠ͳ͍
    $POT
    w ίʔυྔ͕ଟ͍
    w $MFBO"SDIJUFDUVSFͷֶशίετ͕ߴ͍
    

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34. ·ͱΊ
    

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35. ·ͱΊ
    %FTJHOFS
    FS
    ྑ͍ઃܭΛҙࣝͯ͠
    ΑΓྑ͍ίʔυΛॻ͍͍ͯ͜͏ʂ
    w ֤-BZFSʹ੹຿Λࡉ෼Խ͢Δ͜ͱͰ࣮૷Ͱ໎Θͳ͍ɺՄಡੑ͕ߴ͍
    w %*ʹΑΓϞδϡʔϧͷڞ௨Խɺςετͷ༰қੑ͕ߴ͍
    w ϑϨʔϜϫʔΫʹґଘͤͣߴϝϯςφϯεੑΛ୲อͰ͖Δ
    $MFBO "SDIJUFDUVSF
    

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36. 5IBOLZPV
    

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