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PWAೖ໳ߨ࠲ Part1 ʔ PWAͷجૅᶃ ʔ

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໨࣍ ▹  PWAͱ͸ʁ ▹  PWAͷಛ௃ ▹  App ShellϞσϧ 2

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PWAͱ͸ʁ

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“ ωΠςΟϒΞϓϦͷΑ͏ͳ UXΛ࣮ݱ͢ΔWEBΞϓϦ 4

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PWAͱ͸ʁ ▹  ৴པੑ ▹  ωοτϫʔΫঢ়ଶʹΑΒͣଈ࠲ʹϩʔυ ▹  ߴ଎ ▹  ϢʔβΠϯλϥΫγϣϯʹૉૣ͘൓Ԡ ▹  Τϯήʔδϝϯτ ▹  ωΠςΟϒΞϓϦͷΑ͏ʹ࠶དྷ๚Λଅਐ 5

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PWAͷಛ௃

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PWAͷಛ௃ ▹  ΦϑϥΠϯͰ΋ಈ࡞ ▹  ϓογϡ௨஌ΛૹΔ͜ͱ͕Ͱ͖Δ ▹  ϗʔϜը໘ʹΞΠίϯΛ௥ՃͰ͖Δ ▹  શը໘ද͕ࣔՄೳ ▹  Πϯετʔϧෆཁ ▹  ݕࡧΤϯδϯʹώοτ͢Δ ▹  ϦϯΫՄೳ ▹  HTTPSͰಈ࡞ 7

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WEBΞϓϦͷಛ௃ ▹  ΦϑϥΠϯͰ΋ಈ࡞ ▹  ϓογϡ௨஌ΛૹΔ͜ͱ͕Ͱ͖Δ ▹  ϗʔϜը໘ʹΞΠίϯΛ௥ՃͰ͖Δ ▹  શը໘ද͕ࣔՄೳ ▹  Πϯετʔϧෆཁ ▹  ݕࡧΤϯδϯʹώοτ͢Δ ▹  ϦϯΫՄೳ ▹  ʢHTTPSͰಈ࡞ʣ 8

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ωΠςΟϒΞϓϦͷಛ௃ ▹  ΦϑϥΠϯͰ΋ಈ࡞ ▹  ϓογϡ௨஌ΛૹΔ͜ͱ͕Ͱ͖Δ ▹  ϗʔϜը໘ʹΞΠίϯΛ௥ՃͰ͖Δ ▹  શը໘ද͕ࣔՄೳ ▹  Πϯετʔϧෆཁ ▹  ݕࡧΤϯδϯʹώοτ͢Δ ▹  ϦϯΫՄೳ ▹  ʢHTTPSͰಈ࡞ʣ 9

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PWA≒WEBΞϓϦ×ωΠςΟϒΞϓϦ 10

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App ShellϞσϧ

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App ShellϞσϧ ▹  ֓ཁ ▹  UI͕ػೳ͢ΔͨΊʹඞཁͳ࠷খݶͷHTML/CSS/ Javascript ▹  ΦϑϥΠϯͰ࢖༻Ͱ͖ΔΑ͏ʹΩϟογϡ͓ͯ͘͠ ▹  ඞཁͳίϯςϯπͷΈɺωοτϫʔΫ͔ΒಡΈࠐ·ΕΔ ▹  UIͷࠎ૊Έʢσʔλ͸ؚ·ͳ͍ʣ ▹  SPAʢSingle Page ApplicationʣͰ ࢖༻͞Ε͍ͯΔϞσϧ 12

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App ShellϞσϧ 13 ʲApp Shellʳ •  πʔϧόʔʢϔομʣ •  φϏήʔγϣϯόʔʢϑολʣ ʲσʔλʳ •  ίϯςϯπ ࣸਅɺURLɺςΩετɺetc.

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App Shell+Service Worker ▹  App ShellΛ࠷ॳͷಡΈࠐΈͰΩϟ ογϡɻҎޙ͸Ωϟογϡ͔Βͷߴ ଎ͳಡΈࠐΈɻ ▹  UI͕ॠ࣌ʹදࣔ͞ΕɺωΠςΟϒΞ ϓϦͷΑ͏ͳ࢖༻ײɻ ▹  ඞཁͳσʔλΛඞཁͳ࣌ʹऔಘɾΩ ϟογϡɻ 14

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͓͞Β͍ ▹  PWAͱ͸ʁ ▹  ωΠςΟϒΞϓϦͷΑ͏ͳUXΛ࣮ݱ͢ΔWEBΞ ϓϦ ▹  PWAͷಛ௃ ▹  ΦϑϥΠϯͰ΋࢖͑ͯɺಡΈࠐΈ͕ߴ଎Ͱɺϓ ογϡ௨஌΋ૹΕΔ ▹  App ShellϞσϧ ▹  UIͷࠎ֨ΛΩϟογϡ͠ɺίϯςϯπ͸ඞཁͳ λΠϛϯάͰωοτϫʔΫܦ༝Ͱऔಘ 15

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