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2025/09/21 iOSDC Japan 2025 Day2 LT iOS 17Ͱ௥Ճ͞ΕͨSubscriptionStoreView Λར༻ͯ͠5෼ͰαϒεΫ࣮૷νϟϨϯδ  atsuyan J04Ͱ௥Ճ͞Εͨ4VCTDSJQUJPO4UPSF7JFXΛར༻ͯ͠෼ͰαϒεΫ࣮૷νϟϨϯδʛBUTVZBO

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αϒεΫػೳΛ࣮૷͢ΔΞϓϦ  ϐΫγϒͷεϙϯαʔϒʔεͰల͍ࣔͯͨ͠ SwiftUIͷModi fi erʹؔ͢ΔΫΠζΞϓϦ

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 αϒεΫϦϓγϣϯ࣮૷ʹඞཁͳ෺ ՝ۚΞΠςϜҰཡͷऔಘɾදࣔ ߪೖॲཧ ܖ໿ঢ়گͷ൑ఆ Product.products(for:) product.purchase(options:) ΤϥʔϋϯυϦϯά τϥϯβΫγϣϯͷऴྃॲཧ Transaction.currentEntitlements PurchaseResult, Transaction

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 αϒεΫϦϓγϣϯ࣮૷ʹඞཁͳ෺ ՝ۚΞΠςϜҰཡͷऔಘɾදࣔ ߪೖॲཧ ܖ໿ঢ়گͷ൑ఆ ΤϥʔϋϯυϦϯά τϥϯβΫγϣϯͷऴྃॲཧ 4VCTDSJQUJPO4UPSF7JFX 4UPSF,JUϑϨʔϜϫʔΫʹ಺ଁ J04 Ͱར༻Մೳ ܖ໿ঢ়گͷ൑ఆ Transaction.currentEntitlements .subscriptionStatusTask(for:priority:action:)

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 ࡞Δ෺ ΞϓϦ಺՝ۚ༻ͷ1BZXBMMͷ࣮૷ αϒεΫܖ໿ऀ޲͚ͷ6*දࣔ

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ϥΠϒίʔσΟϯά 

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 ϥΠϒίʔσΟϯάͷ༷ࢠ ˞J04%$+BQBOͷνέοτߪೖऀͰ͋Ε͹ɺγϦΞϧίʔυΛར༻ͯ͠χίχίੜ์ૹʹΑΔλΠϜγϑτࢹௌ͕ՄೳͰ͢ IUUQTMJWFOJDPWJEFPKQXBUDIMW

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·ͱΊ • SubscriptionStoreViewΛར༻͢Δͱ؆୯ʹαϒεΫ࣮૷͕Ͱ͖Δ • PaywallͷΧελϚΠζ΋Մೳ 

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Appendix • ΞΧ΢ϯτͱඥ෇͚ͨΓαʔόݕূ͍ͨ͠৔߹͸΋͏গ͠େม • .onInAppPurchaseCompletion(_:) Modi fi er͕ར༻Ͱ͖Δ • SubscriptionStoreView͸σϑΥϧτͰߪೖ࣌ͷTransactionΛ׬ ྃͯ͘͠ΕΔ • onInAppPurchaseCompletion Λར༻͢Δͱ໌ࣔతʹ transaction. fi nish() ͕ݺ͹Εͳ͍ͱun fi nishedͳ··ʹͯ͘͠Ε Δ 

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Appendix2 Paywallͷ૷০ʹ࢖͑Δύϥϝʔλ΍Modi fi er ɾSubscriptionStoreView(subscriptions:marketingContent:) ɾPaywall্෦ʹϓϥϯͷઆ໌΍ը૾ͳͲͷίϯςϯπΛ഑ஔͰ͖Δ ɾ.subscriptionOptionGroupStyle(_:) ɾαϒεΫϦϓγϣϯάϧʔϓදࣔͷํ๏ΛมߋͰ͖Δ ɾ.subscriptionStoreControlStyle(_:) ɾબ୒UIͷελΠϧΛมߋͰ͖Δ ɾ.storeButton(_:for:) ɾʮߪೖͷ෮ݩʯ΍ʮϓϩϞʔγϣϯίʔυར༻ʯͱ͍ͬͨิॿతͳػೳͷϘλ ϯදࣔɾඇදࣔΛઃఆͰ͖Δ