pixivアプリでマルチモジュールを実現するまで

by gatosyocora

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gatosyocora pixivΞϓϦͰϚϧνϞδϡʔϧΛ࣮ݱ͢Δ·Ͱ

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ΞδΣϯμ 1. ϚϧνϞδϡʔϧͱ͸ 2. pixivΞϓϦͷϚϧνϞδϡʔϧ 3. pixivΞϓϦνʔϜͰͷϚϧνϞδϡʔϧԽͷਐΊํ

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ࣗݾ঺հ • 2021೥৽ଔೖࣾ • AndroidΤϯδχΞ • pixiv AndroidΞϓϦ gatosyocora

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ϚϧνϞδϡʔϧͱ͸

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ϞδϡʔϧԽ • ίʔυϕʔεͷ݁ͼ͖ͭΛऑΊɺࣗݾ׬݁ܕͷ෦෼ͷฤ੒ʹ͢Δ͜ͱ https://developer.android.com/topic/modularization

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ϞδϡʔϧԽͷར఺ • ࠶ར༻ੑ • ݫີͳදࣔઃఆ؅ཧ • ΧελϚΠζՄೳͳ഑৴ • ֦ுੑ • Φʔφʔγοϓ • Ϗϧυ࣌ؒ https://developer.android.com/topic/modularization

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ϞδϡʔϧԽͷར఺ ࠶ར༻ੑ : ಉ͡Ϟδϡʔϧ͔Βෳ਺ͷΞϓϦΛ࡞੒Ͱ͖Δ • Ұ෦ػೳΛϓϩτλΠϓΞϓϦͱͯ͠ฒߦͯ͠։ൃͰ͖Δ ݫີͳදࣔઃఆ؅ཧ : ଞͷϞδϡʔϧʹެ։͢ΔൣғΛ੍ޚͰ͖Δ • IDEͷิ׬ʹग़͢΂͖ީิΛߜΕɺ։ൃମݧ͕޲্͞ΕΔ Φʔφʔγοϓ : ίʔυͷอकɺมߋͷϨϏϡʔͳͲΛ୲౰͢ΔΦʔφʔΛࢦఆ • νʔϜ͝ͱʹͲͷϞδϡʔϧΛ৮Ε͹ྑ͍͔໌֬ʹͳΓɺ   ਝ଎ͳ։ൃʹܨ͕Δ

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pixivΞϓϦͷϚϧνϞδϡʔϧ

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pixivΞϓϦ • ΠϥετɾϚϯΨɾখઆͷӾཡ΍౤ߘ͕Ͱ͖Δ • ৽ணɺݕࡧɺίϨΫγϣϯͳͲ༷ʑͳը໘΍ػೳ • MVVMΞʔΩςΫνϟ / ϨΠϠʔυΞʔΩςΫνϟ • DIϥΠϒϥϦ Dagger HiltΛಋೖ

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pixivΞϓϦͷϞδϡʔϧߏ੒

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ެࣜਪ঑ͷΞϓϦΞʔΩςΫνϟ https://developer.android.com/topic/architecture#recommended-app-arch

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pixivΞϓϦͷϞδϡʔϧߏ੒ • appɿϧʔτͷϞδϡʔϧ • featureɿpresentation૚ͷ࣮૷ • domainɿϏδωεϩδοΫ΍σʔλϞσϧ • dataɿAPIΞΫηε΍DBॲཧͱDTO • coreɿڞ௨࣮૷

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ґଘੑͷٯస • ந৅ԽΛ۩ମతͳ࣮૷͔Β෼཭ͤ͞Δ • HiltͰinterfaceܦ༝Ͱ࢖༻Մೳʹ pixivΞϓϦͷϞδϡʔϧߏ੒ @Binds @Singleton abstract fun bindSampleRepository( sampleRepositoryImpl: SampleRepositoryImpl ): SampleRepository

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pixivΞϓϦͷϞδϡʔϧͷ޻෉఺ • Resource Pre fi xΛઃఆ • Ϟδϡʔϧͷৄࡉ΍Φʔφʔγοϓͷ໌֬Խ

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Resource Pre fi xΛઃఆ • Ϟδϡʔϧ಺ͷϦιʔεʹpre fi xΛཁٻ • Ϧιʔεͷ഑ஔ৔ॴ͕໌֬ʹͳΔ • Ϧιʔε໊ͷিಥ͕ͳ͘ͳΔ pixivΞϓϦͷϞδϡʔϧͷ޻෉఺ android { namespace ‘com.sample.app.feature.post’ resoursePre fi x ‘feature_post_’   } build.gradle

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Ϟδϡʔϧͷৄࡉ΍Φʔφʔγοϓͷ໌֬Խ • ୭͕؅ཧ͢Δ͔Λهࡌ • ෳ਺νʔϜͰΞϓϦ։ൃ͢Δମ੍ʹରԠ pixivΞϓϦͷϞδϡʔϧͷ޻෉఺ # :feature:post ## ໾ׂ ౤ߘը໘ͷUIΛఏڙ͢Δ ## ίʔυΦʔφʔ pixiv ΞϓϦνʔϜ ## มߋ࣌ͷ஫ҙ఺ ಈ࡞͕มΘΔ৔߹͸A νʔϜʹڞ༗͢Δ͜ͱ README.md

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pixivΞϓϦνʔϜͰͷ ϚϧνϞδϡʔϧԽͷਐΊํ

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pixivΞϓϦͷϞδϡʔϧߏ੒ͷਪҠ

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pixivΞϓϦͷϚϧνϞδϡʔϧԽͷਐΊํ 1. ϦϑΝϨϯε࣮૷Λ࡞੒ 2. υΩϡϝϯτԽ 3. νʔϜϝϯόʔͰ֤ࣗରԠ͍ͯ͘͠ • ϞδϡʔϧԽͷͨΊͷπʔϧ • νʔϜ໨ඪʹڍ͛ͯਐΊΔ

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pixivΞϓϦͷϞδϡʔϧԽΛνʔϜͰਐΊΔ ϞδϡʔϧԽͷͨΊͷπʔϧ • Ϟδϡʔϧ࡞੒πʔϧ • ϑΝΠϧͷ࡞੒΍ґଘΛ௥Ճ • settings.gradleʹ௥Ճ • resource pre fi xͷઃఆ • string, drawableϦιʔεҠಈπʔϧ $ruby create_module.rb feature post

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pixivΞϓϦͷϞδϡʔϧԽΛνʔϜͰਐΊΔ νʔϜ໨ඪʹڍ͛ͯਐΊΔ • ϞδϡʔϧԽ͢ΔϑΝΠϧͷ݅਺ͷ໨ඪΛཱͯΔ • ఆྫͰϞδϡʔϧԽͰ͖ͨ݅਺Λ֬ೝ͢Δ • ຖिϞδϡʔϧԽͷ࡞ۀΛ͢Δ࣌ؒΛઃ͚ͯਐΊΔ

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·ͱΊ • ϚϧνϞδϡʔϧԽʹΑͬͯνʔϜ։ൃ͕ḿΔ • ϓϩτλΠϓΞϓϦ, IDEิ׬ީิ͔Βআ֎, ίʔυͷΦʔφʔγοϓ • pixivΞϓϦ͸feature, domain, data, coreϞδϡʔϧͰߏ੒͞Ε͍ͯΔ • ໨ඪઃఆ, ਐḿͷܭଌ, ิॿπʔϧͳͲͰνʔϜͰண࣮ʹਐΊͨ https://developer.android.com/topic/modularization https://developer.android.com/topic/modularization/patterns