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GraphQLの負債と向き合うためにやっていること
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Kazuhito Hokamura
July 18, 2023
Programming
1.7k
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GraphQLの負債と向き合うためにやっていること
Kazuhito Hokamura
July 18, 2023
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Transcript
GraphQLͷෛ࠴ͱ͖߹͏ͨΊʹ͍ͬͯΔ͜ͱ 2013/7/19 @hokaccha Findy / ٕज़తෛ࠴ɺͲ͏ͬͯղফͨ͠ʁϦΞʔΩςΫνϟɾϦϑΝΫλࣄྫ͔ΒֶͿLunch LT
2 About Me Kazuhito Hokamura software engineer @hokaccha @hokaccha
3 ϢϏʔͷϓϩμΫτ ੜ׆ऀ͚ ड૬ஊΞϓϦ (toC) ҩྍػ͚ؔ AIγεςϜ (toB) ঢ়͔Βडͷख͕͔Γ͕Θ͔Δ ར༻ऀ
݄ؒ ສਓ 700 ࣄΛ1/3ʹޮԽ ಋೖࢪઃ 47ಓݝ 1000
4 GraphQLͷෛ࠴ 😰 • άϥϑߏʹͳ͍ͬͯͳ͍ • Ұ؏ੑ͕ͳ͍ • ֦ுੑ͕ͳ͍
5 άϥϑߏʹͳ͍ͬͯͳ͍ 2ճϦΫΤετΛૹΒͳ͍ͱձ໊ࣾ ʹͨͲΓண͚ͳ͍ ΄ͱΜͲάϥϑߏʹͳͬͯΔ͕ɺҰ෦͜ͷΑ͏ͳεΩʔϚఆ͕ٛ͋Δ
6 άϥϑߏʹ͍ͨ͠ 1ճͰձ໊ࣾΛऔΕΔʂ
7 Ұ؏ੑ͕ͳ͍ id͕IntͩͬͨΓ StringͩͬͨΓ CamelCaseͩͬͨΓ UPPER_CASEͩͬͨΓ fetchͱ͍͏prefix͕͍ͭͯͨΓ ͍ͭͯͳ͔ͬͨΓ
8 ֦ுੑ͕ͳ͍ updateUserName ͕User Λฦ͢ͱɺޙ͔ΒUserҎ֎ ͷใΛฦͨ͘͠ͳͬͨͱ͖ʹ֦ுͰ͖ͳ͍
9 ֦ுੑΛͨͤΔ mutation͝ͱʹpayloadܕΛఆٛ͠ɺpayloadܕʹ userͳͲͷϦιʔεܕΛͨͤΔ มߋલͷ໊લΛฦ͢ͳͲͷ֦ு͕༰қʹͳΔ
10 ෛ࠴Λղফ͢ΔͨΊͷ औΓΈ 💪 • ՄೳͳݶΓ҆શʹεΩʔϚΛҠߦ͢Δ • ৽ͨʹෛ࠴Λੵ·ͳ͍ͨΊͷΈԽɺࣗಈԽ
11 εΩʔϚͷҠߦ • εΩʔϚఆٛͷ͋Δ͖࢟Λఆٛͯ͠ঃʑʹҠߦ͢Δ • ͔༷͠͠ʑͳ͕...ʂ ◦ ಉҰεΩʔϚͰͷҠߦ໊લͷॏෳͳͲ͕͋ͬͯେม ◦ εΩʔϚͷنࣗಈςετ͕ෆे
◦ ΫϥΠΞϯτଆͰͷܕ͚͕ෆेͰ҆શʹҠߦͰ͖ͳ͍
12 ಉҰεΩʔϚͰͷҠߦͷ͍͠ͱ͜Ζ • id Λ Int ͔Β ID ܕʹม͑ΔέʔεΛߟ͑Δ •
ΫϥΠΞϯτ id: number Ͱ͘ΔલఏͰίʔυ͕ॻ͔Ε͍ͯΔ • ͜ͷ··Կߟ͑ͣʹAPIͷ࣮͚ͩม͑ΔͱյΕΔ • ϑϩϯτΤϯυͱόοΫΤϯυΛಉ࣌ʹมߋͰ͖Δͱ͍͍͕ ϦϦʔεͷΈతʹෆՄೳʢଟগͷΤϥʔΛڐ༰Ͱ͖ΕՄೳʣ idͷܕΛม͑Δ
13 PrefixΛ͚ͭͳ͕Βগͣͭ͠Ҡߦ͢Δ • v2 ͷΑ͏ͳ prefix Λ͚ͭɺ໊લͷॏෳΛආ͚ͯ৽ن࡞ • ಉ࣌ʹσϓϩΠ͕ඞཁͳ͍ͷͰ҆શʹҠߦͰ͖Δ •
͕... ͻͱͭมߋ͢ΔͷʹϑϩϯτΤϯυؚΊΔͱ 5ճ͘Β͍σϓϩΠ͢Δඞཁ͕͋ͬͯେม
14 ସҊ • εΩʔϚͱΤϯυϙΠϯτΛ͚ͯ৽͘͠࡞Γ͢Ҋ: ◦ /v2/graphql ͷΑ͏ͳΤϯυϙΠϯτʹͯ͠εΩʔϚΛશʹ͚Δ ◦ ໊લͷॏෳ͕ͳ͍ͷͰଟগҠߦָ͕ʹͳΔ ◦
ར༻͍ͯ͠ΔDGS framework͕ରԠ͍ͯ͠ͳͯ͘அ೦...ʂ • Kotlin ͔Β Node.js Ͱॻ͖͢Ҋ: ◦ ϢϏʔٕज़ελοΫΛ Kotlin ͔Β Node.js ʹҠߦ͢ΔҙࢥܾఆΛͨ͠ ◦ εΩʔϚͷҠߦͷ͍ͭͰʹ Node.js Ͱॻ͖͢ͱ͍͏Ҋ ◦ ಉ࣌ʹେ͖͍มߋΛ2ͭΔͷةݥͳͷͰࠓճݟૹΓ Kotlin ͷ··Δ • … ͱ͍͏Θ͚Ͱ໘͚ͩͲ prefix ઓུͰҠߦத
15 نͷࡦఆ • ઃܭͷࢦΛ໌ࣔͯ͠ೝࣝΛἧ͑Δ • ͜Ε·ͰͷֶͼΛੜ͔ͯ͠ΨΠυϥΠϯΛࡦఆ • ͜ΕʹԊͬͯεΩʔϚΛҠߦ͍ͯ͘͠
16 εΩʔϚͷࣗಈςετ • graphql-schema-linter Λ CI Ͱ࣮ߦ ◦ https://github.com/cjoudrey/graphql-schema-linter •
ΈࠐΈͷϧʔϧͩͱෆेͩͬͨͷͰ͍͔ͭ͘ΧελϜϧʔϧΛࣗલͰॻ͍ͨ ◦ updateUser UpdateUserInput Λ͏͚ͬͱͬͯ UpdateUserPayload Λฦ͢ɺͳͲ • VSCode Plugin ͕ͳ͔ͬͨͷͰࣗ࡞ ◦ https://github.com/hokaccha/vscode-graphql-schema-linter
17 ϑϩϯτΤϯυͷܕ͚ ϑϩϯτΤϯυͰgraphql-codegenͰεΩʔϚ͔Βࣗಈੜͨ͠ܕใΛ͍ͬͯͨ agefetchͯ͠ͳ͍ͷͰϨεϙϯεʹؚ·Εͳ͍ ͕ɺܕͱͯ͠ଘࡏ͍ͯ͠ΔͷͰΤϥʔʹͳΒͳ͍ ͔͜͜ΒܕΛੜ
18 ΫΤϦ͔ΒܕΛੜ͢Δ ੜʹ @graphql-codegen/typescript-operations Λར༻ ͔͜͜ΒܕΛੜ ageΛfetch͍ͯ͠ͳͯ͘ܕʹؚ·Εͳ͍ͷͰܕ νΣοΫͰΤϥʔʹͳΔ
19 Fragment Colocationͷಋೖ ͔͜͜ΒܕΛੜ ͷίϯϙʔωϯτͰࢠͷFragmentΛ embed͍ͯ͘͠
20 ·ͱΊ • GraphQLͷෛ࠴Λฦ٫͢ΔͨΊʹεΩʔϚͷҠߦΛ͓͜ͳ͍ͬͯΔ • ͦΕʹͬͯϑϩϯτΤϯυʹݫີͳܕఆٛΛಋೖ͍ͯ͠Δ • ಛʹେࣄʹ͍ͯ͠ΔͷҎԼ ◦ ۃྗ҆શʹҠߦ͢Δ
◦ ৽ͨʹෛ࠴Λੵ·ͳ͍ ◦ ՄೳͳݶΓΈԽɺࣗಈԽΛ͓͜ͳ͏