iOS DC 2016 : フルSwiftでバイクフリマアプリRIDEを作って得た学び

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ϑϧ4XJGUͰ όΠΫϑϦϚΞϓϦ3*%&Λ࡞ͬͯಘֶͨͼ

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ࣗݾ঺հ !,PJDIJ4BLBUB "!IVJO #IVJONF $'BCMJD *OD % J04"OESPJE

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͓࿩͢͠Δ͜ͱ w 3*%&ͷ঺հ w ϑϧ4XJGUͰͷΞϓϦ։ൃ w 3FEVYΞʔΩςΫνϟͷ࠾༻ w ·ͱΊ

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3*%&ͷ঺հ

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όΠΫϑϦϚΞϓϦ3*%&

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όΠΫϑϦϚΞϓϦ3*%& w όΠΫंମͷചങʹಛԽͨ͠ϑϦϚΞϓϦ w ڑ཭ݕࡧˠ௚઀͋ͬͯऔҾ w J04൛ϦϦʔε w ݄೔ʹύʔπͷऔҾʹ΋ରԠʂʂ

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͓࿩͢͠Δ͜ͱ w 3*%&ͷ঺հ w ϑϧ4XJGUͰͷΞϓϦ։ൃ w 3FEVYΞʔΩςΫνϟͷ࠾༻ w ·ͱΊ

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ϑϧ4XJGUͰͷΞϓϦ։ൃ

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ϑϧ4XJGUͰͷΞϓϦ։ൃ w ϓϩδΣΫτ֓ཁ w J04ϓϩδΣΫτߏ੒ w ։ൃπʔϧ w ։ൃϑϩʔ w ΞϓϦͷΞʔΩςΫνϟ

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ϓϩδΣΫτ֓ཁ w ։ൃظؒʙ ໿̏ϲ݄ w ମ੍J04ΤϯδχΞ໊̏ σβΠφʔ໊ w ಛ௃ w ϥΠϒϥϦؚΊՄೳͳݶΓ4XJGUͰ࣮૷ w 3FEVYΞʔΩςΫνϟΛશ໘తʹ࠾༻

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J04ϓϩδΣΫτߏ੒ w ຊ൪"1*ͱ։ൃ"1*ͷ̎ͭͷλʔήοτͰ։ൃ w ϦϦʔε൛࢖͍ͭͭ։ൃ൛ΛࢼͤΔ w ։ൃ൛͸ΤϯλʔϓϥΠζॺ໊Ͱ഑෍ w ୺຤؅ཧෆཁͰࣾ಺શһʹ഑෍

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։ൃπʔϧ w 4XJGU-JOU w $PDPBQPET$BSUIBHF w $JSDMF$*'BCSJD#FUB w 'BTUMBOF w ςετ JQB࡞੒ #FUB΁ͷΞοϓϩʔυ౳ΛλεΫԽ w ୭Ͱ΋ಉ͡λεΫ͕࣮ߦͰ͖ΔΑ͏ʹ

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։ൃϑϩʔ ᶃ13ͷ࡞੒ ᶆJQB࡞੒ ᶇϕʔλ഑෍ ᶄϒϥϯνςετ ᶅ13Ϛʔδ & ! & & جຊ͸HJUqPX GFBUVSFϒϥϯν࡞ͬͯˠEFWFMPQʹϚʔδ

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"1*෦෼ͷ.PEVMFԽ ೝূ৘ใ ϝιουͷݺग़ JNNVUBCMFͳ Ϩεϙϯεͷฦ٫ 6*ͷఏڙ ΞϓϦͷ಺෦ঢ়ଶͷอ࣋ 3*%&J04 3&45"1*΁ͷϦΫΤετϨεϙϯε 3*%&"1*

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"1*෦෼ͷ.PEVMFԽ w "QQଆͷ౎߹ΛϞσϧଆʹ৵ೖͤ͞ͳ͍ w JNNVUBCMFͳσʔλΛఆٛͯ͠ಡࠐઐ༻ͷσʔλΛ࡞Δ w "QQଆͰඞཁͳ৘ใ͸FYUFOTJPOͰ࣮૷͢Δ w ͘Δ͔΋͠Εͳ͍ "QQ&YUFOTJPOT΁ͷԼ४උ Ϟσϧ૚ͱ6*૚ͷ࣮૷Λ໌֬ʹ෼཭͢Δ

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JNNVUBCMFͳσʔλͷఆٛ w σʔλ͸શͯTUSVDUఆ਺ϓϩύςΟͰఆٛ w ஋ΛηοτͰ͖Δͷ͸ॳظԽ࣌ͷΈ +40/͔Βͷม׵࣌ͷΈ w "QQଆ͸ϞσϧΛมߋͰ͖ͳ͍

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"QQଆͰͷ֦ு w ͓஌ΒͤͷछྨͱλϒҐஔͷରԠΛFYUFOTJPOͰ࣮૷ w αʔϏεͱͯ͠ͷఆٛͱΞϓϦͱͯ͠ͷ࢖༻ํ๏Λ෼཭ w ҧ͏ίϯςΩετͳΒҧ͏֦ுΛ΋ͨͤΒΕΔ ͓஌Βͤը໘ "1*Ϟσϧͷఆٛ "QQ6*ͱͷରԠ෇͚

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QSPUPDPMͷ׆༻ w QSPUPDPMͰ6*7JFX$POUSPMMFS͚ͩʹϝιουΛ௥Ճ w ܧঝΛ࢖Θͣʹ6*7JFX$POUSPMMFSʹಉ͡ػೳΛ࣋ͨͤΒΕΔ

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4XJGUͰ࡞ͬͯΈͨײ૝

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4XJGUͰ࡞ͬͯΈͨײ૝ w ॻ͍͍ͯͯͲΜͲΜ޷͖ʹͳͬͨ w WBSMFU FOVN ܕਪ࿦ ύλʔϯϚονϯάʜ w TUSVDUఆ਺ϓϩύςΟͰෆҙͳมߋ͕ൃੜ͠ͳ͍  ϓϩάϥϜ͕ॻ͚Δ w QSPUPDPMͰϜϦͷͳ͍֦ுɾڞ௨Խ͕Ͱ͖Δ ྑ͔ͬͨॴ

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w ίϯύΠϧ͕࣌ؒͲΜͲΜ௕͘ʜ w ݱࡏ໿ສߦ ΫϦʔϯϏϧυͩͱඵ͔͔ۙ͘Δ w ػցͷͨΊʹਓ͕ؤுΔͷ΋ຊ຤స౗ͳͷͰόϥϯε೉͍͠ w 4XJGUͰ·ͨେ͖ͳมߋ͕ೖΔͷͰରԠίετ͔͔Δ 4XJGUͰ࡞ͬͯΈͨײ૝ ѱ͔ͬͨॴ

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ٳܜ

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͓࿩͢͠Δ͜ͱ w 3*%&ͷ঺հ w ϑϧ4XJGUͰͷΞϓϦ։ൃ w 3FEVYΞʔΩςΫνϟͷ࠾༻ w ·ͱΊ

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3FEVYΞʔΩςΫνϟͷ࠾༻

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ΞϓϦ։ൃʹ͓͚Δ՝୊ w 7JFX$POUSPMMFSؒͰϓϩύςΟʹηοτ͢Δʁ w ը໘ͷߏ੒มΘͬͨ࣌ʹਏ͘ͳ͍Ͱ͔͢ʁ w /4/PUJpDBUJPO͋Δ͍͸,70ʁ w ୭͕Ͳ͔͜Β൴ΒΛมߋͯ͠Δͷ͔೺Ѳͮ͠Β͘ͳ͍Ͱ͔͢ʁ w ΞϓϦશମͷঢ়ଶΛ͍͔ʹ্खʹ؅ཧ͢Δ͔Ͱۤ࿑͢Δ ը໘ؒͷσʔλಉظ͍͍ͶͷಉظͲ͏΍ͬͯ·͔͢ʁ

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ͦ͜Ͱ3FEVY

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3FEVYͱ͸ʁ 4JOHMF4UBUF 4UBUF 3FEVDFS 4UBUF 3FEVDFS 4UBUF 3FEVDFS 7JFX "DUJPO &WFOU 8FCͷੈքͰੜ·Εͨঢ়ଶ؅ཧͷϑϨʔϜϫʔΫ

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4JOHMF4UBUF 4UBUF 3FEVDFS 4UBUF 3FEVDFS 4UBUF 3FEVDFS 7JFX "DUJPO &WFOU 3FEVYͱ͸ʁ w ̍ͭͷ4UBUFʹ͢΂ͯͷঢ়ଶΛू໿ w 4UBUFΛ௚઀มߋ͢Δͷ͸3FEVDFSͷΈ w 7JFX͸"DUJPOΛൃߦ͢Δ͚ͩ w ֤3FEVDFS͸"DUJPOΛड͚औͬͯ  4UBUFΛมߋ͢Δ w 4UBUFͷมߋΛड͚औͬͯ7JFX͸දࣔΛ ߋ৽͢Δ

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3FEVYʹٻΊͨ΋ͷ w ΞϓϦ಺ͷঢ়ଶ؅ཧʹடংΛ΋ͨΒ͢ w ஋ܕ TUSVDU ͷঢ়ଶఆٛͱ"DUJPOܦ༝ͷߋ৽Ͱ  ঢ়ଶͷมԽΛ੍ޚԼʹஔ͘ w ը໘ؒͰͷσʔλڞ༗Λ7JFX$POUSPMMFS͔ΒҾ͖ണ͕͢ w αʔϏεͷ੒௕Ͱഁ୼͠ͳ͍ΞʔΩςΫνϟ

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3F4XJGU3FEVYͷ4XJGU࣮૷ ࣌఺Ͱ˒

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3FEVY࣮ྫ

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·ͣ͸ಈ࡞σϞ

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࣮૷

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"QQ4UBUFΛߏ੒ "QQ4UBUFͷࢠ΋ؚΊͯશͯ஋ܕͰఆٛ͢Δ

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ͳͥTUSVDUʁ DMBTT ࢀরܕ ͷ৔߹ ίϐʔͨ͠ม਺΁ͷมߋ͕ݩͷΦ ϒδΣΫτʹӨڹΛ༩͑ͯ͠·͏ TUSVDUͰߏ੒͓ͯ͘͠ͱ҆શʹ৽͍͠ঢ়ଶΛ࡞ΕΔ TUSVDU ஋ܕ ͷ৔߹ ίϐʔΛมߋͯ͠΋ݩͷ஋ʹӨڹ Λ༩͑ͳ͍

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"DUJPOΛఆٛ ඇಉظॲཧ͸ϦΫΤετϨεϙϯεΤϥʔͷΞΫγϣϯΛ࡞Δ

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3FEVDFSͷॲཧΛ࣮૷

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"DUJPOͷൃߦ4UBUFΛॲཧ "DUJPOൃߦˠ ঢ়ଶͷมԽ ˠOFX4UBUF Ͱड͚औΔ

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ΑΓ࣮༻తͳ࣮૷ྫ

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ΑΓ࣮༻తͳ࣮૷ྫ w ΢ΥονϦετͷಉظ w ঎඼ͷฤूɾग़඼ w ঢ়ଶมߋͷ௥੻ w /FUXPSL"DUJWJUZ*OEJDBUPSͷ؅ཧ

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΢ΥονϦετͷಉظ ΢ΥονϦετ͍͍Ͷ

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঎඼ৄࡉ λΠϜϥΠϯ ΢ΥονϦετ

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5BC#BS$POUSPMMFS λΠϜϥΠϯ ݕࡧ ग़඼঎඼ ͓஌Βͤ ϚΠϖʔδ ঎඼ৄࡉ ΢ΥονϦετ ঎඼ৄࡉ ݕࡧ݁Ռ ঎඼ฤू ঎඼ৄࡉ ঎඼ৄࡉ

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5BC#BS$POUSPMMFS λΠϜϥΠϯ ݕࡧ ग़඼঎඼ ͓஌Βͤ ϚΠϖʔδ ঎඼ৄࡉ ΢ΥονϦετ ঎඼ৄࡉ ݕࡧ݁Ռ ঎඼ฤू ঎඼ৄࡉ ঎඼ৄࡉ

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4JOHMF4UBUF 4UBUF 3FEVDFS 4UBUF 3FEVDFS 4UBUF 3FEVDFS 7JFX "DUJPO &WFOU 3FEVYͷ͓͞Β͍ 3FEVDFS͸શͯͷΞΫγϣϯΛड͚औΔ

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4JOHMF4UBUF 4UBUF 3FEVDFS 4UBUF 3FEVDFS 4UBUF 3FEVDFS 7JFX "DUJPO &WFOU 3FEVYͷ͓͞Β͍ 3FEVDFS͸શͯͷΞΫγϣϯΛड͚औΔ

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΢ΥονϦετͷಉظ ؔ܎͢Δ3FEVDFS͕௥Ճ࡟আͷΞΫγϣϯʹ൓Ԡ͢Δ͚ͩ "DUJPO 4UBUF 3FEVDFS 4UBUF 3FEVDFS 4UBUF 3FEVDFS ΢ΥονϦετ 8BUDIMJTU4UBUF λΠϜϥΠϯ #JLF*UFNT4UBUF ঎඼ৄࡉ *UFNT%FUBJM4UBUF 4JOHMF4UBUF 1PTU*UFN3FTQPOTF"DUJPO %FMFUF*UFN3FTQPOTF"DUJPO

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΢ΥονϦετͷಉظ ؔ܎͢Δ3FEVDFS͕௥Ճ࡟আͷΞΫγϣϯʹ൓Ԡ͢Δ͚ͩ

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঎඼ͷฤूɾग़඼

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঎඼ͷฤूɾग़඼ w ঎඼ͷ࡞੒ɾߋ৽ɾग़඼ ެ։ ɾ࡟আΛ  ̍ͭͷը໘಺Ͱߦ͏ w ը૾ͷΞοϓϩʔυ׬ྃޙʹ঎඼ͷอଘΛߦ͏ ͳͲϦΫΤετͷґଘؔ܎͕ଘࡏ w ࣅͨΑ͏ͳϦΫΤετͷίʔϧόοΫ஍ࠈʹ  ͨ͘͠ͳ͍ʜ

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঎඼ͷฤूɾग़඼ ঎඼ͷঢ়ଶΛঢ়ଶػցͱݟཱͯΔ

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঎඼ͷฤूɾग़඼ ඞ͍ͣͣΕ͔ͷঢ়ଶʹఆ·ΔͷͰFOVNͰఆٛ

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঎඼ͷฤूɾग़඼ 7JFXଆ͸*UFN4UBUFʹ߹ΘͤͯදࣔΛ੾Γସ͑Δ

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ඒ͘͠͸ͳ͍Ͱ͕͢ʜ FOVNͷ஋͚ͩΛݟΕ͹͍͍ͷͰ೉͘͠͸ͳ͍ ϋζ

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มߋͷ௥੻ .JEEMFXBSFΛ࢖ͬͯ"DUJPOͷมߋΛϩάʹు͘

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/FUXPSL"DUJWJUZ*OEJDBUPSͷ؅ཧ .JEEMFXBSFͰ3FRVFTU3FTQPOTFΛΧ΢ϯτ

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3FEVYͷϝϦοτσϝϦοτ

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3FEVYͷϝϦοτ w 7JFXͱঢ়ଶૢ࡞ มߋ ͷ໌֬ͳ෼཭ w ࢓༷มߋͰը໘ߏ੒͕มΘͬͯ΋มߋ͠΍͍͢ w 7JFX͸OFX4UBUF ಺ͰදࣔΛม͑Δ͚ͩ w ঢ়ଶߋ৽ͷ࡞๏͕νʔϜͰ౷Ұ͞ΕΔ w ߟ͑ํ͸୯७ͳͷͰ3FEVY͕ഇΕͯ΋ੜ͖ଓ͚Δ͜ͱ͸Ͱ͖ͦ͏

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3FEVYͷσϝϦοτ w ొ৔ਓ෺ 4UBUF 3FEVDFS "DUJPOʜ ͕ଟ͍ͷͰ࣮૷͕গ͠खؒ w ୅ΘΓʹ੹೚ൣғ͸໌֬ͳͷͰ໎͏͜ͱ͸ͳ͍ w ঢ়ଶΛ͍͔ʹϞσϦϯά͢Δ͔ʁ͕ΩϞ w 6*ߋ৽ͷϩδοΫ͕ඞཁʹͳΔ৔߹΋

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3FEVYʹର͢Δෆ҆ w ϚϧνεϨουԼͰҙਤ͠ͳ͍มߋ͕ى͖ͨΓ͠ͳ͍ʁ w ى͜Γ͏Δݱঢ়"DUJPOͷൃߦ͸ϝΠϯεϨουલఏ w มߋ௨஌ͰϝΠϯεϨουΛϒϩοΫ͢ΔͷͰ͸ʁ w 7JFX$POUSPMMFSͷදࣔʹ߹Θͤͯ6OTVCTDSJCF͍ͯ͠ΔͷͰେྔʹ ͳΔ͜ͱ͸ͳ͍ w ̍ͭͷڊେͳঢ়ଶ ετΞ ͕ϝϞϦΛѹഭ͠ͳ͍͔ʁ w ϝσΟΞσʔλ ը૾ ʹൺ΂Ε͹େৎ෉Ͱ͸ʜʁ

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͓࿩͢͠Δ͜ͱ w 3*%&ͷ঺հ w ϑϧ4XJGUͰͷΞϓϦ։ൃ w 3FEVYΞʔΩςΫνϟͷ࠾༻ w ·ͱΊ

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·ͱΊ w 4XJGU͸࢖͏΄Ͳ޷͖ʹͳΔݴޠͩͬͨ w ։ൃதͷΫϥογϡ͸0CKFDUJWF$ʹൺ΂Δͱগͳ͔ͬͨ ମײ w ϕετͳॻ͖ํΛ໛ࡧ͢Δ࣌ؒ͸ඞཁ w ίϯύΠϧͷ࣌ؒ͸΋ͬͱૣ͘ͳͬͯཉ͍͠ʜ ϑϧ4XJGUͳϓϩδΣΫτͷ։ൃʹ͍ͭͯ঺հ

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·ͱΊ w ΞϓϦͷঢ়ଶ؅ཧʹடংΛ΋ͨΒ͢ଘࡏ w νʔϜશһͷঢ়ଶ؅ཧͷ࡞๏Λ౷ҰͰ͖Δ w ΞϓϦͷن໛͕େ͖͘ͳͬͯ΋ಉ͡Ξϓϩʔν͕࢖͑Δ ͸ͣ w ঢ়ଶͷઃܭͳͲҧ͏खؒ͸͋ΔͷͰۜͷ஄ؙͰ͸ͳ͍ 3F4XJGUΛར༻ͨ͠3FEVYΞʔΩςΫνϟͷ࣮ྫ