やっていこう。PWA

by oliver

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΍͍ͬͯ͜͏ɻPWA ͓Γ͹ʔʢ@oliver_diaryʣ

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ࣗݾ঺հ

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ࣗݾ঺հ # Daiki Minakawa ( @oliver_diary ) - Fringe81 Application Developer - ࠷ۙ͸Elmॻ͍ͯ·͢ - ৽ଔ̎ϲ݄໨Ͱ͢ - Main : Server Sideʢجຊతʹશ෦΍Δʣ - RailsΛ࢖ͬͯݸਓ։ൃΛ͍ͯ͠Δ

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ͲΜͳ͜ͱ࿩͢ʁ • PWAͱ͸ɾ࠷ۙͷPWA • ࣮ࡍͷPWA͸ͲΜͳײ͡ͳͷ͔ • PWAαʔϏεΛϦϦʔεͨ͠ॴײ • PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • PWAʹ·ͭΘΔٕज़ͨͪ • PWA͸ࠓޙͲ͏ͳ͍ͬͯ͘ͷ͔

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PWAͱ͸

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PWAͱ͸ • Progressive Web Apps ͷུ • ϞόΠϧʹݶΒͣσεΫτοϓͷ྆ํͰΠϯετʔϧՄೳ • ΞϓϦͱಉ౳ͷମݧΛఏڙ • Reliable, Integrated, Fast, Engaging ͳͲͷUXΛ݉Ͷඋ͑ͨ WebΞϓϦͷ͜ͱͰ͋Γɺಛఆͷٕज़ͷ͜ͱͰ͸ͳ͍ FIRE !!

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PWAͱ͸ • Progressive Web Apps: Escaping Tabs Without Losing Our Soul • https://infrequently.org/2015/06/progressive-apps-escaping-tabs-without-losing-our-soul/ • 2015೥6݄ͷهࣄ • Progressive Web Appsͷίϯηϓτ͕ॻ͔Ε͍ͯΔ • PWAʹΑͬͯʮdeliver an even better user experience  ʢ͞Βʹ༏ΕͨϢʔβʔΤΫεϖϦΤϯεΛ࣮ݱʣʯ

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PWAͱ͸ • ͔ͦ͜Β2015೥11݄ʹ։࠵͞Εͨ  Chrome Dev Summit 2015ͷΩʔϊʔτͰൃද͞Εͯ࿩୊ • https://codelabs.developers.google.com/chrome-dev- summit/

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΋͏3೥൒Ҏ্΋ܦ͍ͬͯΔ

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͍΍ɺ·ͩ3೥൒͔͠ܦ͍ͬͯͳ͍ʁ

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΋͏গ͠۷ΓԼ͍͛ͯ͘

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• Reliable    ωοτϫʔΫͷঢ়ଶ͕ෆ҆ఆͳ৔߹Ͱ΋ॠ࣌ʹදࣔ͠ɺΦϑϥΠϯͰ ΋downasaur͕දࣔ͞Εͳ͍Α͏ͳঢ়ଶɻ  Service WorkerΛ༻͍ͯɺॏཁͳϦιʔεΛࣄલʹΩϟογϡ͓ͯ͘͠ ͜ͱͰɺωοτϫʔΫͷঢ়ଶʹؔ܎ͳ͘ଈ࠲ʹಡΈࠐΉ͜ͱ͕Մೳɻ PWAͱ͸ downasaur

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PWAͱ͸ • Integrated    ମݧΛΑΓσόΠεɺOSʹ߹Θͤͨܗʹ͠ɺWebΛҙࣝͤ͞ͳ͍ͱ͍͏ ͜ͱɻ  ͢ͳΘͪϒϥ΢βΛىಈ͠ͳͯ͘΋WebαΠτΛ։͚ΔɺΈ͍ͨͳঢ়ଶɻ • ϗʔϜը໘ʹ௥Ճ • ϑϧεΫϦʔϯදࣔ ͳͲͳͲ

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PWAͱ͸ • Fast    ΞχϝʔγϣϯͰ͕׈Β͔Ͱɺૢ࡞ʹ͢͹΍͘൓Ԡͯ͘͠Ε ΔΑ͏ͳঢ়ଶɻ  ϩʔυʹ3ඵҎ্͔͔Δͱɺ53ˋͷϢʔβʔ͕αΠτΛ཭୤ ͢ΔΒ͍͠ɻ

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PWAͱ͸ • Engaging    ΞϓϦͷΑ͏ʹײ͡ΒΕͯɺͷΊΓࠐ·ΕΔΑ͏ͳUX͕͋Δঢ়ଶɻ • ΞϓϦετΞΛඞཁͱͤͣʹϢʔβʔͷϗʔϜը໘ʹ௥Ճ͞ΕΔɻ • ϓογϡ௨஌ͰϢʔβʔʹ௨஌Λಧ͚Δ͜ͱ͕Ͱ͖Δɻ ͳͲͳͲ

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࠷ۙͷPWA

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࠷ۙͷPWAʢAndroidʣ • Google Chrome 56ʢ2017೥2݄ʣ • WebAPKʹΑͬͯWebΛΞϓϦԽͰ͖ΔΑ͏ʹͳΔ • Google Chrome 68ʢ2018೥7݄ʣ • Add to Home Screen (A2HS) ͔Β Mini-infobar ΁ • Google Chrome 72ʢ2019೥1݄ʣ • Trusted Web Activityʢޙड़ʣ  PWAΛ Google Play ʹΞϓϦͱͯ͠ొ࿥͢Δ͜ͱ͕Ͱ͖Δʂ A2HS Mini-infobar

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࠷ۙͷPWAʢPC൛Chromeʣ • Google Chrome 67ʢ2018೥5݄ʣ • Chrome OSΛPWAʹରԠ • Google Chrome 70ʢ2018೥10݄ʣ • Windows / LinuxΛPWAʹରԠ • Google Chrome 73ʢ2019೥3݄ʣ • macOSΛPWAʹରԠ

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ओཁσεΫτοϓOS͢΂ͯͰ  PWAͷ࣮ߦ؀ڥ͕੔ͬͨ

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໰୊͸iOS

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࠷ۙͷPWAʢiOSʣ • iOS11.3ʢ2018೥1݄ʣ • iOS͕PWAʹରԠ • Service Worker ͕࢖͑ΔΑ͏ʹͳͬͨ • ʮϗʔϜը໘ʹ௥Ճʯ͔ΒΠϯετʔϧՄೳ • OauthϩάΠϯ࣌ʹSafariʹඈ͹͞ΕΔ ͳͲͳͲ ͜͜ΑΓઌʹਐΊͳͯ͘ࢮ๢

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͜Ε͸ݫ͍͠…

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࠷ۙͷPWAʢiOSʣ • iOS12.2ʢ2019೥3݄ʣ • Web Share API ʹରԠ • δΣενϟʔʹΑΔφϏήʔγϣϯ  ʢεϫΠϓͰਐΉɺ໭ΔͳͲʣ • ϚϧνλεΫ࣌ʹ΋ঢ়ଶΛҡ࣋ʢOauthϩάΠϯ͕Մೳʹͳͬͨʣ ϩάΠϯͰ͖ΔΑ͏ʹͳͬͨʂ ͳͲͳͲ

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͋ͱ͸Push௨஌…

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ͱ͸͍͑

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͜͜1೥Ͱ͍ͩͿΞπ͍ಈ͖͕དྷ͍ͯΔ

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Ͱ͸ɺ࣮ࡍͷPWA͸ͲΜͳײ͡ͳͷ͔

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࣮ࡍͷPWA͸ͲΜͳײ͡ͳͷ͔ • Progressive Web App Checklist • https://developers.google.com/web/progressive-web-apps/checklist • جຊతͳཁ݅͸͜͜ʹॻ͔Ε͍ͯΔ • HTTPSඞਢͩͱ͔ɺϞόΠϧϑϨϯυϦʔͩͱ͔ɺϗʔϜը ໘௥Ճͩͱ͔ɺΩϟογϯάͩͱ͔ɺ݁ߏͨ͘͞Μ͋Δɻ

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࣮ࡍͷPWA͸ͲΜͳײ͡ͳͷ͔ • PWAͷඞཁ৚݅Ͱ͸ͳ͍͚ͲWebͰग़དྷΔ͜ͱ • Push௨஌ • Web Share • Payment Request • Web Bluetooth • Χϝϥ΍ϚΠΫͷىಈ ͳͲͳͲ • Ґஔ৘ใΛऔಘ • ΦʔσΟΦ΍ϏσΦͷ࠶ੜ੍ޚ • Ճ଎౓ηϯαʔɾδϟΠϩηϯαʔ • ωΠςΟϒΞϓϦͷΠϯετʔϧ֬ೝ  (getInstalledRelatedApps)

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͜͜Ͱ1ͭAPIΛ঺հ

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Web Share Target API • https://developers.google.com/web/updates/2018/12/web-share-target • ࠓ·Ͱ͸ωΠςΟϒΞϓϦͷΈ͕ڞ༗λʔήοτͱͯ͠ొ࿥Ͱ͖ͨͷͩ ͕ɺWebͰ΋Մೳʹͳͬͨɻ

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΋ͬͱͨ͘͞Μ૿͑ͯ΄͍͠Ͱ͢Ͷʂʂ

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ • ͺͪͺͪʮpachipachi.funʯΛ2018೥10݄ʹϦϦʔεͨ͠ɻ • https://github.com/minakawa-daiki/pachipachi.fun-gottani- bon • PWAͱ࣮ͯ͠૷ͨ͠෦෼ • ΦϑϥΠϯΩϟογϡɺPush௨஌

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ • ͺͪͺͪʮpachipachi.funʯΛ2018೥10݄ʹϦϦʔεͨ͠ɻ ഥख͢Δ ௨஌͕ಧ͘

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ • ͺͪͺͪʮpachipachi.funʯΛ2018೥10݄ʹϦϦʔεͨ͠ɻ • ٕज़ॻయ5Ͱͷຊͷ಺༰Ͱ΋͋ΔɻʢαʔΫϧࢀՃۦಈ։ൃ • ৄ͘͠͸ͪ͜Β -> https://note.mu/oliver0521/n/n14ca5c7aa830 • TwitterͰϩάΠϯͯ͠ʮ૬खʹഥखͨ͠Β௨஌͕ඈͿʯͱ͍͏ γϯϓϧͳPWA

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2018೥10݄ʁ

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iOS…

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ • ౰࣌͸ຊ౰ʹઈ๬͍ͯͯ͠෼͔͍ͬͯΔͷʹԿ౓΋PWA͔Β ʮTwitterϩάΠϯʯΛԡͯ͠Safariʹඈ͹͞ΕΔ༷ΛோΊͨɻ • ͦͯ͠ḷΓண͍ͨ issue ͕ʮmanifestΛऔΓআ͜͏ʯ • https://github.com/GoogleChromeLabs/pwacompat/issues/ 15

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ͦͯ͠2019೥3݄…

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PWAαʔϏεΛϦϦʔεͨ͠ॴײ • iOS12.2͕ϦϦʔε • ʮԿ΋ͯ͠ͳ͍ͷʹյΕͨʯͳΒ͵  ʮԿ΋ͯ͠ͳ͍ͷʹϩάΠϯͰ͖ΔʯΑ͏ʹͳͬͨɻ • iOSͰͷPush௨஌͸·ͩ Safari ͕ରԠ͍ͯ͠ͳ͍΋ͷͷɺͩ ͍Ϳઓ͑ΔΑ͏ʹͳ͖ͬͯͨͱײͨ͡ɻ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ͲͷΑ͏ʹͯ͠Ϣʔβʹʮ௨஌ΛڐՄʯͤ͞Δ͔ • ॳΊͯ๚ΕͨαΠτͰ௨஌ΛڐՄͨ͜͠ͱ͋Δʁ • Ϣʔβʹ௨஌ΛڐՄͤ͞Δͷ͸ɺͱͯ΋೉͍͠ • Ұ౓ڋ൱ͨ͠ϒϥ΢βΛڐՄʹ͢Δͷ΋ɺͱͯ΋೉͍͠

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ͲͷΑ͏ʹͯ͠Ϣʔβʹʮ௨஌ΛڐՄʯͤ͞Δ͔ • ॳΊͯ๚ΕͨαΠτͰ௨஌ΛڐՄͨ͜͠ͱ͋Δʁ • Ϣʔβʹ௨஌ΛڐՄͤ͞Δͷ͸ɺͱͯ΋೉͍͠ • Ұ౓ڋ൱ͨ͠ϒϥ΢βΛڐՄʹ͢Δͷ΋ɺͱͯ΋೉͍͠ • ಠࣗͷϞʔμϧ΍ϙοϓΞοϓΛڬΉ͜ͱʹΑͬͯճආ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • αʔϏε͝ͱʹਂ͘ߟ͑ͳ͚Ε͹͍͚ͳ͍ • ྫ͑͹ɺ௥هʢߋ৽ʣ͕ଟ͍ϝσΟΞͷ৔߹ɺίϯςϯπ ͷΩϟογϡΛͲ͏͢Δͷ͔ ➡ ͲͷΑ͏ʹͯ͠ίϯςϯπͷ௥هʢߋ৽ʣΛ఻͑Δͷ͔

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ΫΤϦετϦϯάΛ࢖͏ʁ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ΫΤϦετϦϯάΛ࢖͏ʁ • SNSͰURL͕ڞ༗͞Ε͍ͯͨ৔߹΍͓ؾʹೖΓʹ௥Ճ͞Ε ͍ͯͨ৔߹ʹࠔΔ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ߋ৽֬ೝ༻ͷϦΫΤετΛඈ͹͢ʁ

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ߋ৽֬ೝ༻ͷϦΫΤετΛඈ͹͢ʁ • ߋ৽͕͋ͬͨ৔߹ʹ̎ճϦΫΤετ͕ൃੜͯ͠͠·͏ • ͔͠΋ฒྻʹॲཧͰ͖ͳ͍ͨΊωοΫͱͳΔ • ڐ༰Ͱ͖ΔͳΒଥڠͯ͠΋͍͍͕

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ͜͏͍ͬͨέʔεͷ࣌͸ΩϟογϡͷऔΓѻ͍ʹ஫ҙ͠ͳ͚ Ε͹ͳΒͳ͍

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PWAΛ໨ࢦ্͢Ͱେࣄͩͱײ͍ͯ͡Δ͜ͱ • ίϯςϯπͷΩϟογϡઓུ • ͜͏͍ͬͨέʔεͷ࣌͸ΩϟογϡͷऔΓѻ͍ʹ஫ҙ͠ͳ͚ Ε͹ͳΒͳ͍ • ௨৴؀ڥ͕୲อ͞Ε͍ͯΔͳΒαʔόʔ͔ΒऔಘɺΦϑϥ ΠϯͳΒΩϟογϡ͔Βऔಘʹ͢Δ • औಘʹ1ඵҎ্͔͔ͬͨ࣌఺ͰΩϟογϡʹ੾Γସ͑ΔͳͲ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWAʹ·ͭΘΔٕज़ͨͪ • App Shell • PWA(Progressive Web App)Λߏங͢Δࡍʹ࢖ΘΕΔϞσϧͷҰͭ • UIͳͲͷมΘΒͳ͍෦෼ΛΩϟογϡɺத਎ͷಈతίϯςϯπͩ ͚αʔό͔Βऔಘ͢Δ͜ͱͰߴ଎Խ • SPA (React, Vue, Angularͱ͔) ͱ૬ੑ͕͍͍

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PWAʹ·ͭΘΔٕज़ͨͪ • ཁ݅ • ಡΈࠐΈ͕ॠ࣌ʹߦΘΕΔ͜ͱ • σʔλ͸࠷খݶͰ͋Δ͜ͱ • ੩తΞηοτ͸ϩʔΧϧͷΩϟογϡΛ༻͍Δ͜ͱ • ίϯςϯπͱφϏήʔγϣϯ͸෼཭͞Ε͍ͯΔ͜ͱ • ϖʔδݻ༗ͷίϯςϯπͷऔಘͱද͕࣮ࣔ૷͞Ε͍ͯΔ͜ͱ • ඞཁʹԠ͡ɺಈతίϯςϯπͷΩϟογϡΛߦ͏͜ͱ

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PWAʹ·ͭΘΔٕज़ͨͪ • Ionic • ελʔλʔςϯϓϨʔτϨϕϧͰPWAΛαϙʔτ͍ͯ͠Δ • Flutter • Google I/O 2019 ͰPWAʹରԠ͍ͯ͘͠ํ਑͕ൃද • Nuxt.js • ݸਓతʹΦεεϝɻ࠷ۙ͸͍ͭ΋͓ੈ࿩ʹͳ͍ͬͯΔɻ • Workbox ͕಺แ͞Ε͍ͯΔͨΊѻ͍΍͍͢ɻOneSignal Λ࢖ͬͨϓογϡ௨஌ʹ΋ରԠɻ

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PWAʹ·ͭΘΔٕज़ͨͪ • WorkBox • Sevice Workerʹ͓͚ΔɺෳࡶͳϥΠϑαΠΫϧΛϥΠϒϥϦଆͰ΍ͬͯ͘Εɺ Ωϟογϡ؅ཧΛศརʹͯ͘͠ΕΔ΋ͷ • https://developers.google.com/web/tools/workbox/ • OneSignal • ؆୯ʹPush௨஌ΛՄೳʹ͢ΔαʔϏε • https://onesignal.com/

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PWAʹ·ͭΘΔٕज़ͨͪ • PWA Builder • https://www.pwabuilder.com/ • ϚΠΫϩιϑτ͕ެ։͍ͯ͠ΔPWAͷ։ൃࢧԉπʔϧ • Manifest΍Service Worker༻ͷίʔυͳͲɺ༷ʑͳίʔυ Λࣗಈੜ੒ͯ͘͠ΕΔ

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PWAʹ·ͭΘΔٕज़ͨͪ • TWA (Trusted Web Activity) • https://medium.com/@ﬁrt/google-play-store-now-open-for-progressive- web-apps-ec6f3c6ff3cc • Android ൛ Chrome 72 ͷϦϦʔεͱͱ΋ʹਖ਼ࣜʹར༻Մೳ • Chrome ͕ఏڙ͢ΔػೳͰ͋Δ TWA ্Ͱಈ͘ • https://www.slideshare.net/RyuShindo/20190320-pwanight-pwa-to-apk

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PWAʹ·ͭΘΔٕज़ͨͪ • TWA (Trusted Web Activity) • खॱ͸গ͠ଟ͍͕ɺ͜ΕʹΑΓPWAΛGoogle Play Storeʹࡌ͚ͬΒΕΔʂ • PWAΛAPKʹ͢Δ͜ͱ͕Ͱ͖Δʂ • Chromeͱηογϣϯ΍ετϨʔδɺΩϟογϡͳͲ͸ڞ༗ • PWA͚ͩͰ͸Χόʔ͖͠Εͳ͘ͳͬͨ෦෼͕ग़͖ͯͨͱ͖ʹɺ·ͨθϩ͔ Β։ൃ͢Δඞཁੑ͕গͳ͘ͳΔ

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PWAʹ·ͭΘΔٕज़ͨͪ • TWA (Trusted Web Activity) • ެࣜͷ΍Γํ • https://developers.google.com/web/updates/2019/02/using-twa • ͜Μͳͷ΋͋Δ • https://appmaker.xyz • ςετͰαΫοͱࢼ͍ͨ͠ͱ͖ʹΦεεϝ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWAʹ·ͭΘΔٕज़ͨͪ

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PWA͸ࠓޙͲ͏ͳ͍ͬͯ͘ͷ͔

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ઌ೔ͷ Google I/O 2019 ʹͯ

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ઌ೔ͷ Google I/O 2019 ʹͯ • ࠓޙ௥Ճ͞ΕΔ༧ఆͷ༷ʑͳAPI͕ൃද͞Εͨ • https://www.youtube.com/watch?v=GSiUzuB-PoI • ·ͩग़Δ͔Θ͔Βͳ͍΋ͷ΍ɺະ֬ఆͳ΋ͷ͋Δ͕ɺͱͯ ΋ϫΫϫΫ͢Δ΋ͷ͹͔Γ

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ઌ೔ͷ Google I/O 2019 ʹͯ • Web Share Target API v2 • ϑΝΠϧ΋ڞ༗Ͱ͖ΔΑ͏ʹͳΔ • Shape Detection API • إݕग़ɺόʔίʔυݕग़ɺςΩετݕग़ͳͲ͕Մೳʹ • Badging API • ΞϓϦΞΠίϯʹόοδΛ෇༩͢Δ͜ͱ͕Մೳʹ

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Badging API

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ઌ೔ͷ Google I/O 2019 ʹͯ • Wake Lock API • ૢ࡞͍ͯ͠ͳ͍࣌ͷը໘ͷϩοΫΛ๷͙ • Native File System API • ϩʔΧϧͷϑΝΠϧΛΘ͟Θ͟Ξοϓϩʔυͯ͠ɺมߋ͔ͯ͠Βμ΢ϯϩʔυ͢ Δͱ͍͏खؒΛແͤ͘Δ • Serial API • ϚΠΫϩίϯτϩʔϥ΍3DϓϦϯλͳͲͱ௨৴Ͱ͖ΔΑ͏ʹͳΔ

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ઌ೔ͷ Google I/O 2019 ʹͯ • WebHID • ήʔϜύουͳͲͷHIDυϥΠόʹΑ੍ͬͯޚ͞Ε͍ͯͯWebʹΞΫηεͰ͖ͳ͍HID ΁ͷ੍ޚ͕Մೳʹ • Contacts Picker • Ϣʔβͷ࿈བྷઌʹΞΫηεͰ͖ΔΑ͏ʹͳΔ • Font Access API • ϩʔΧϧʹΠϯετʔϧ͞Ε͍ͯΔϑΥϯτͷऔಘ΍ϑΥϯτͷৄࡉʹΞΫηεͰ͖Δ

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Font Access API

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·ͱΊ • ࣮֬ʹɺணʑͱPWA͸ݱ࣮తͳ΋ͷʹͳ͖͍ͬͯͯΔ • SafariͷରԠ࣍ୈͰ͸ɺ͔ͳΓԽ͚Δ • PWAΛετΞʹࡌ͚ͬΔͷ͕ओྲྀʹͳΔ࣌୅͕དྷΔͷ͔΋ • ΑΓ؆୯ʹ։ൃͰ͖ΔϓϥοτϑΥʔϜ͕ग़͖ͯͯ΋͓͔͘͠ͳ͍ • ༷ʑͳAPI͕ࠓޙ΋ग़ͯ͘ΔͷͰཁ஫໨ • ΑΓωΠςΟϒʹ͍͍ۙͮͯ͘ɻ։ൃΛWebʹدͤΒΕΔঢ়گ͸ྑ͍͜ͱ

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͋Γ͕ͱ͏͍͟͝·ͨ͠