実践Protocol-Extension

Transcript

1. ࣮ફProtocol-Extension Shinji Kobayashi TOPLOG / Gentlesoft shibuya.swift #5
2. Swift3.0ରԠ ਐΜͰ·͔͢ʁ
3. ࢲ͸·ͩख෇͔ͣͰ͢ɻ (2.3ରԠ͕Α͏΍͘ऴΘͬͨͱ͜ΖͰ͢)
4. ͳͥ͜Ε΄ͲͷखؒΛ ͔͚ͯ΋SwiftΛ࢖͏ͷ͔ʁ •Objective-CΑΓ؆ܿʹॻ͚Δ͔Βʁ • ؔ਺ܕͷαϙʔτʁ •දݱྗͷߴ͍enumʁ •Protocol-Extensionʂ
5. Protocol-Extension ͷԿ͕͍͍ʁ
6. ϓϩάϥϜͷ࣮૷ํ๏ ΛมԽͤͨ͞
7. Ͳ͏͍͏෩ʹʁ
8. ֮͑ͯཉ͍͠ศརػೳ •associatedtype •where Self: Hogehoge •Selfܕ
9. NameɿShinji Kobayashi Twitterɿ@gentlejkov GentleSoft Who are you? http://gentlesoft.net
10. Work https://toplog.co.jp/ TOPLOG iOS Engineer
11. TOPLOG APP 2016/3/1 ver.1.0.0 Now ver.2.1.3 100% pure Objective-C 70% Swift
12. TOPLOG APP ΩϡϨʔγϣϯ ΦϦδφϧهࣄ
13. TOPLOG APP ΦϦδφϧهࣄ දࣔ͢Δσʔλ͸ҧ͏͕ػೳ͸ࣅ͍ͯΔ ΩϡϨʔγϣϯ
14. TOPLOG APP ΩϡϨʔγϣϯ ΦϦδφϧهࣄදࣔ ޿ࠂදࣔ ΦϦδφϧهࣄ
15. TOPLOG APP ΩϡϨʔγϣϯ ΦϦδφϧهࣄදࣔProtocol ޿ࠂදࣔProtocol ΦϦδφϧهࣄ
16. RANKING MY CLIP TOPLOG APIͷ໭Γ஋͸ཁૉ͕एׯҧ͏(ߏ଄͸ಉ͡) Ϧετͷ࣮૷ํ๏͸ಉ͡ʢαʔόଆͰ੾Γସ͑ʣ ΦϦδφϧهࣄදࣔ
17. ΦϦδφϧهࣄදࣔ
18. ΦϦδφϧهࣄදࣔ APIͷ໭Γ஋ͷڞ௨෦෼ΛProtocolͰఆٛ͠ associatedtypeͰઃఆͨ͠ܕContentsΛ੍໿͢Δ ContentsܕͷσʔλΛ࣋ͭΫϥεͱͯ͠ ৼΔ෣͏͜ͱ͕Ͱ͖Δ
19. ΦϦδφϧهࣄදࣔ Extension
20. ΦϦδφϧهࣄදࣔ Extension ΦϦδφϧهࣄΛදࣔ͢ΔͨΊͷ ϏδωεϩδοΫΛ·ͱΊͨ΋ͷ
21. ޿ࠂදࣔ Protocol-Extension ޿ࠂΛදࣔ͢ΔͨΊͷ ϏδωεϩδοΫΛ·ͱΊͨ΋ͷ
22. ͭ·Γ Protocol-Extension͸
23. ϏδωεϩδοΫΛ ViewController͔Β ࣗવʹ੾Γग़ͤΔ
24. ExtensionΛUIViewControllerͱͯ͠ѻ͍͍ͨ લड़ͨ͠Protocol͸ݪଇ UIViewControllerͰ࣮૷͞ΕΔ Extensionͷܕ੍໿
25. Extensionͷܕ੍໿
26. ExtensionΛUIViewControllerͰ੍໿ ͜ͷExtension಺Ͱ͸ self͸UIViewControllerͱͯ͠ѻ͑Δ Extensionͷܕ੍໿
27. ΦϦδφϧهࣄදࣔProtocolͱ޿ࠂදࣔProtocol ͷ྆ํΛ࣮૷͢ΔViewController͕͋Δ ্هProtocolͷ྆ํΛ࣮૷͢Δ৔߹͸ Ұ෦ϩδοΫΛมߋ͍ͨ͠ Extensionͷܕ੍໿
28. ඪ४࣮૷ ಛघ࣮૷ Extensionͷܕ੍໿
29. ඪ४࣮૷ ಛघ࣮૷ ಛఆͷProtocolΛ࣮૷͍ͯ͠Δ࣌ͷ ผϩδοΫ Extensionͷܕ੍໿
30. ܕ੍໿ʹΑΔಛघ࣮૷ ͷ஫ҙ఺ ProtocolʹએݴΛ͓͔ͯ͠ͳ͍ͱ ϙϦϞϑΟοΫʹಈ࡞͠ͳ͍
31. Selfܕ Protocolʹ͓͍ͯࣗ෼ࣗ਎Λࢦ͢ ܕͷ͜ͱ ࣗ෼ࣗ਎ͷΦϒδΣΫτΛฦ͢ ExtensionͷϝιουΛ࣮૷Ͱ͖Δ
32. ڞ௨ͷFactoryϝιου
33. ֮͑ͯཉ͍͠ศརػೳ ϓϩάϥϜΛࣗવʹ ܕ҆શʹ౗͢ػೳ •associatedtype •where Self: Hogehoge •Selfܕ
34. ·ͱΊ •Protocol-ExtensionΛ࢖͏ࣄͰɺϏδωεϩδοΫ ΛࣗવʹViewController͔Β੾Γग़͠ɺඞཁʹԠ ֤ͯ͡ΫϥεʹదԠͤ͞Δࣄ͕Մೳͱͳͬͨ •assosiatedtype, where, SelfܕͳͲͷػೳʹΑΓܕ҆ શͰ෭࡞༻ͷগͳ͍ϩδοΫͷڞ௨Խ͕Ͱ͖Δ