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FirestoreͷGeoPointܕΛ࢖͍͜ͳ͢ ʙGeoFireXΛ࢖ͬͨҐஔ৘ใݕࡧʙ 2019/10/29 Firebase Meetup in Osaka #6 ͠Μ͛Μ

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ࣗݾ঺հ -BSBWFM 7VFKT 'JSFCBTF

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ձࣾ঺հ ߹ಉձࣾϊϚυϦ ૑ۀظ໨ ैۀһ໊ 8FCܥडୗ։ൃ

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α΢φେ޷͖ʢि4೔Քಇʣ ࠷ۙɺ۝भ/P ౬Βͬ͘͢ ߦ͖ͬͯ·ͨ͠ʂʂ

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Firestore࢖ͬͯ·͢ʁ!

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Firestoreͷಛ௃ • ϦΞϧλΠϜσʔλऔಘ • ΦϑϥΠϯαϙʔτ • ଟ༷ͳσʔλܕʢจࣈྻɺ਺஋ɺλΠϜελ ϯϓܕɺGeoPointܕͳͲʣ • O/RϚοϐϯάෆཁ

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• Ґஔ৘ใʢҢ౓ͱܦ౓ʣΛอଘ͢Δσʔλܕ GeoPointܕͱ͸

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• 1ΧϥϜͰҢ౓ͱܦ౓͕ѻ͑Δ GeoPointܕͱ͸

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• ΫϥΠΞϯτ͔Β͸ΦϒδΣΫτͱͯ͠؆୯ ʹऔಘͰ͖Δ GeoPointܕͱ͸ Ң౓ ܦ౓

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·͋ɺҢ౓ܦ౓͕؆୯ʹѻ͑ͯ΋… ࣮༻తͳ࢖͍ํ͕஌Γ͍ͨʂ

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ݱࡏ஍͔Β൒ܘ̋kmͷ஍఺Λ ݕࡧ͢Δػೳ

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࢖༻ͨ͠ϥΠϒϥϦ • ᶃ஍఺ొ࿥ • GoogleMaps Geocoding API • ngeohashʢҢ౓ܦ౓ΛϋογϡԽ͢Δʣ • ᶄ஍఺ݕࡧ • GeoFireX ※ https://github.com/codediodeio/geofirex

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ᶃ஍఺ొ࿥ ॅॴ ٶ࡚ݝٶ࡚ࢢ٦௨౦ ᶃ Geocoding API Ң౓: 31.915439, ܦ౓: 131.42418 ᶄ ngeohash geohash: wvtmwdh0v

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• ஍ٿ্ͷશ࠲ඪΛҢ౓ܦ౓Λ΋ͱʹϋογϡ Խͨ͠΋ͷʢ ྫ: wvtmwdh0v ʣ • 1~10ܻͰදݱ͞Εɺܻ਺͕େ͖͍ͱਫ਼౓͕ߴ ͍ • จࣈྻ͕ۙࣅͯ͠Δ΄Ͳೋ఺ؒڑ཭͕͍ۙ GeohashͬͯԿʁ

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ᶄ஍఺ݕࡧ ݱࡏ஍ͷ(FP'JSF1PJOUΦϒδΣΫτ DPOTUDFOUFSHFPpSFYQPJOU ൒ܘLNҎ಺Λݕࡧൣғʹઃఆ DPOTUSBEJVT HFPIBTIͱHFPQPJOUܕͷϑΟʔϧυΛࢦఆ DPOTUpFMEbMPDBUJPO`

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ᶄ஍఺ݕࡧ औಘ͢ΔίϨΫγϣϯΛࢦఆ DPOTUDPMMFDUJPOHFPpSFYDPMMFDUJPO bDMJOJDT` DMJOJDTίϨΫγϣϯΛର৅ʹ ݱࡏ஍͔ΒLNҎ಺ͷ஍఺Λऔಘ͢Δ DPOTUDMJOJDTDPMMFDUJPOXJUIJO DFOUFS SBEJVT pFME

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• Firestore͸Ң౓ܦ౓ΛऔΓѻ͍΍͍͢ • ద੾ͳϥΠϒϥϦͱ૊Έ߹ΘͤΔ͜ͱͰ࣮༻ తͳػೳΛ࡞Δ͜ͱ͕Ͱ͖Δ ·ͱΊ

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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ