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SwiftUIͬΆͨ͘͠࿩ ϥΫϚ x STORES LTΠϕϯτ ~ iOS։ൃͷཪଆ ~ @_chocoyama

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ࣗݾ঺հ • ͨ·Ͷ͗ʢ@_chocoyamaʣ • 2019೥12݄~ ϔΠגࣜձࣾ • STORES ϨδͷiOSΞϓϦ։ൃ

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ΞδΣϯμ 1. STORES Ϩδͱ͸ 2. Ϩγʔτͱҹ࡮ͷྲྀΕ 3. ϨγʔτϨΠΞ΢τ࣮૷ͷมભ 4. ;Γ͔͑Γ

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STORES Ϩδͱ͸ • 2021.06ʹϦϦʔε • ࣮ళฮۀ຿Λαϙʔτ͢ΔPOSΞϓϦ • ϑϧSwiftUI • ձܭɾ঎඼؅ཧɾϨγʔτҹ࡮ etc…

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ϑϧSwiftUIʹͨ͠࿩ SwiftUIͬΆͨ͘͠࿩

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Ϩγʔτͱҹ࡮ͷྲྀΕ ձܭϨγʔτ ਫ਼ࢉϨγʔτ

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Ϩγʔτͱҹ࡮ͷྲྀΕ XML CALayer CGImage ϓϦϯλʔ ϨΠΞ΢τΛಈతʹఆٛ XMLΛύʔεͯ͠CALayerʹม׵ CALayerΛը૾σʔλԽ ը૾ͷόΠφϦσʔλΛBluetoothͰૹ৴

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Ϩγʔτͱҹ࡮ͷྲྀΕ XML CALayer CGImage ϓϦϯλʔ ϨΠΞ΢τΛಈతʹఆٛ XMLΛύʔεͯ͠CALayerʹม׵ CALayerΛը૾σʔλԽ ը૾ͷόΠφϦσʔλΛBluetoothͰૹ৴ ॳظஈ֊ Ͳ͏SwiftUIͬΆ͘վળ͖͔ͯͨ͠

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ϨγʔτϨΠΞ΢τ࣮૷ͷมભ • ͬΆ͞Lv1ɿXMLϕλॻ͖Ͱͷ࣮૷ • ͬΆ͞Lv2ɿFlutterͬΆ͍IFͷϑϨʔϜϫʔΫ࡞੒ • ͬΆ͞Lv3ɿresultBuilderʹΑΔSwiftUIͬΆ͍IFͷఏڙ

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ಠࣗϧʔϧʹج͍ͮͨλά+ଐੑ ↓ Stringͷ݁߹ ↓ XMLจࣈྻΛ࡞੒ ͬΆ͘ͳ͍ʙʙʙ ͬΆ͞Lv1 : XMLϕλॻ͖Ͱͷ࣮૷ 9.-

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• ܕ҆શͰͳ͘ɺ૝ఆ֎ͷจࣈ͕͋ΔͱऴΘΔ • ίʔυͱΞ΢τϓοτͷߏ଄͕ඇରԠͰɺશମ૾͕ಡΈऔΓͮΒ͍ • ৑௕Ͱॏෳͨ͠هड़΋ଟ͍ • มߋʹऑ͍ XMLจࣈྻΛ௚઀ੜ੒͢Δ͜ͱͷ໰୊఺

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XML͸એݴత ↓ એݴతUI ↓ SwiftUI ↓ ϨγʔτUI΋SwiftUIͬΆ͘࡞ΕΔͷͰ͸ʁ Ͱ͸Ͳ͏͢Δ͔ʁ

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• SwiftUIͷΑ͏ʹγϯϓϧͰએݴతͳϨΠΞ΢τఆٛ • ܕͰݎ࿚ͯ͠ɺ޷͖์୊͔͚Δهड़Λഉআ • ΤσΟλͷิ׬ʹΑΓࣄલ஌ࣝͳ͠Ͱॻ͚ΔIF • ࠓޙͷཁૉ֦ுΛݟਾ͑ͯɺ௥Ճɾมߋ͠΍͍͢ → ܕ҆શͰXMLੜ੒Λந৅Խͨ͠IFΛఏڙ͢Δ վળํ਑

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·͋·͋ ͬΆ͍ʙʙʙ ֤ཁૉ͝ͱʹΫϥεΛఆٛ ↓ ΠϯελϯεΛReceiptΫϥεʹ౉͢ ↓ ಺෦తʹXMLจࣈྻΛ࡞੒ ʢ௚઀XMLΛॻ͔ͳͯ͘ྑ͍ʣ ͬΆ͞Lv2 : FlutterͬΆ͍IFͷϑϨʔϜϫʔΫ࡞੒ 9.-

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Textͷ৔߹ • ߏ଄Λଊ͑΍͘͢ • ࢦఆՄೳύϥϝʔλΛܕͰݫ֨ʹ੍ޚ • ࣄલ஌ࣝͳ͠Ͱ΋ɺิ׬ʹΑΓબ୒Մೳͳ஋Λ೺Ѳ

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۩ମతͳ࣮૷ ʮXMLλά1ͭʹ૬౰͢ΔจࣈྻΛੜ੒ʯ͢ΔIFΛఆٛ ଐੑ஋ΛؚΊͯλάจࣈྻΛੜ੒

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۩ମతͳ࣮૷ ͢΂ͯͷจࣈྻΛ1ͭͷXMLʹ·ͱΊ্͛Δ

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՝୊ ཁૉΛ഑ྻʹͯ͠౉͢ ↓ ࣜ΍੍ޚߏจΛ௚઀ॻ͚ͳ͍ ↓ ผΫϥεΛ࡞੒۪ͯ͠௚ʹରԠ

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• resultBuilderͰߋʹSwiftUIͬΆ͘ • ෼ذ΍܁Γฦ͠΋௚઀هड़Մೳʹ ͔ͳΓ ͬΆ͍ʙʙʙ ͬΆ͞Lv3 : resultBuilderʹΑΔSwiftUIͬΆ͍IFͷఏڙ 9.-

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resultBuilder • Swift5.4Ͱ௥Ճ͞ΕͨAttributeͰɺ಺෦DSLੜ੒ʹ׆༻Ͱ͖Δ 
 ʢSwiftUIͷViewBuilderʹ΋࢖ΘΕ͍ͯΔʣ • ؔ਺ͳͲʹద༻͢Δͱɺྻڍ஋Λऩूͯ͠࠷ऴతͳܕʹ·ͱΊΒΕΔ • ஋ͷྻڍʹΧϯϚ͕ඞཁͳ͘ɺࣜ΍੍ޚߏจ΋هड़Ͱ͖Δ • ϓϩτλΠϓͷ@_functionBuilderͰ͸ɺػೳ੍͕ݶ͞Ε͍ͯͨ ྻڍͨ͠஋ SFTVMU#VJMEFS ࠷ऴతͳ஋

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୯७ͳ஋ͷྻڍ < > CVJME#MPDL

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෼ذ͕͋Δ৔߹ <><><><> CVJME&YQSFTTJPO <<> <>> < > CVJME#MPDL < > < > CVJME&JUIFS fi STU <<> <> < >> < > CVJME#MPDL

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elseઅͷͳ͍෼ذ͕͋Δ৔߹ <> CVJME0QUJPOBM

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ϧʔϓ͕͋Δ৔߹ <<> <> <> <>> < > CVJME"SSBZ

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׬੒ʂ ड͚౉͞ΕΔ஋ͷύλʔϯʹԠͯ͡ɺରԠ͢Δbuildؔ਺Λ࣮૷ → ݁Ռͷܕʹม׵͍ͯ͘͠

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ϨγʔτϨΠΞ΢τ༻ͷ࣮૷ [ReceiptElement] ྻڍͨ͠஋ SFTVMU#VJMEFS ࠷ऴతͳ஋

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࠷ऴܗ ͬΆ͘ͳͬͨʂ

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࠷ऴܗ

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;Γ͔͑Γ • ཧ૝ܗ͔Βߟ͑ͨͷ͕ྑ͔ͬͨ • ࣮ݱͷͨΊɺ஌Βͳ͍஌ࣝͷΠϯϓοτػձ͕ੜ·ΕΔ • ׬੒ܗ͕ελʔτ࣌఺Ͱݟ͍͑ͯΔͨΊɺઃܭʹϒϨ͕ੜ·Εͳ͍ • ಠࣗSDK͸࢖͍ॴΛݟۃΊΔͱ͏·͘ػೳ͢Δ • ʢཚ༻͗͢͠ΔͱٯʹΘ͔ΓͮΒ͘ͳΔ఺͸஫ҙʣ

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͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ ͖ͯ͢ͳϨγʔτҹ࡮ϥΠϑΛʂ