【１ヶ月後にタイ進出】約300ファイルを修正して複数タイムゾーンに対応した話

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1. ʲ̍ϲ݄ޙʹλΠਐग़🇹🇭ʳ ໿300ϑΝΠϧΛमਖ਼ͯ͠ ෳ਺λΠϜκʔϯʹରԠͨ͠࿩ @gogutan #catal-b4a 2025-12-09(Tue.)
2. ࣗݾ঺հ • @gogutan • झຯ : ӳޠɺڝϓϩ(AtCoder)ɺ ໺ٿ؍ઓɺຑ੃ • FJORD BOOT CAMPग़਎ • Tech Lead @ גࣜձࣾΩϟλϧ
3. ࣗݾ঺հ • @gogutan • झຯ : ӳޠɺڝϓϩ(AtCoder)ɺ ໺ٿ؍ઓɺຑ੃ • FJORD BOOT CAMPग़਎ • Tech Lead @ גࣜձࣾΩϟλϧ Rails 8(Solid Cable, Kamal)
4. Ωϟλϧͷ঺հ
5. Ωϟλϧͷ঺հ
6. Ωϟλϧͷ঺հ
7. Ωϟλϧͷ঺հ ࠓ೔͸ͪ͜Βͷ͓࿩
8. Ωϟλϧͷ঺հ
9. Ωϟλϧͷ঺հ
10. Ωϟλϧͷ঺հ !?
12. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ
13. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ ͸͡Ίͯͷւ֎ਐग़ɺ
    ࣮ݱͨ͠Βେมͦ͏ͩ😮
14. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ • 2024೥3݄͝ΖɹͲ͏΍Βຊ౰ʹλΠʹਐग़͢ΔΒ͍͠ʂ ͸͡Ίͯͷւ֎ਐग़ɺ
    ࣮ݱͨ͠Βେมͦ͏ͩ😮
15. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ • 2024೥3݄͝ΖɹͲ͏΍Βຊ౰ʹλΠʹਐग़͢ΔΒ͍͠ʂ(དྷ݄) ͸͡Ίͯͷւ֎ਐग़ɺ
    ࣮ݱͨ͠Βେมͦ͏ͩ😮
16. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ • 2024೥3݄͝ΖɹͲ͏΍Βຊ౰ʹλΠʹਐग़͢ΔΒ͍͠ʂ(དྷ݄) ͸͡Ίͯͷւ֎ਐग़ɺ
    ࣮ݱͨ͠Βେมͦ͏ͩ😮 💦 དྷ݄⁉ͦ͏͍͑͹
    λΠϜκʔϯͬͯʜ😰
17. λΠʹਐग़͢Δ·Ͱͷ࣌ܥྻ • 2023೥຤͝Ζɹ λΠʹਐग़͢Δ͔΋…ʁ • 2024೥3݄͝ΖɹͲ͏΍Βຊ౰ʹλΠʹਐग़͢ΔΒ͍͠ʂ(དྷ݄) ͸͡Ίͯͷւ֎ਐग़ɺ
    ࣮ݱͨ͠Βେมͦ͏ͩ😮 💦 དྷ݄⁉ͦ͏͍͑͹
    λΠϜκʔϯͬͯʜ😰
18. ෳ਺λΠϜκʔϯʹରԠ͠ͳ͍ͱ Կ͕ى͜Δ͔ʁ
19. λΠਐग़લ: ୯ҰλΠϜκʔϯ(ڭࣨ͸ࠃ಺ͷΈ) • όοΫΤϯυ͸ con fi g.time_zone = ‘Asia/Tokyo’
20. λΠਐग़લ: ୯ҰλΠϜκʔϯ(ڭࣨ͸ࠃ಺ͷΈ) • όοΫΤϯυ͸ con fi g.time_zone = ‘Asia/Tokyo’ • ϑϩϯτΤϯυ(dayjs)Ͱ͸໌ࣔతͳઃఆ͕ແ͘ɺաڈʹ1౓ෆ۩߹༗Γ (ւ֎ʹ଺ࡏதͷڭࢣ͕ϩάΠϯ͢Δͱɺݱ஍࣌ؒͰදࣔ͞Εͯ͠·͏) γϑτ͕ޕલ࣌։࢝ͱ
    දࣔ͞Ε͍ͯ·͢💦 👩🎓
21. λΠਐग़લ: ୯ҰλΠϜκʔϯ(ڭࣨ͸ࠃ಺ͷΈ) • όοΫΤϯυ͸ con fi g.time_zone = ‘Asia/Tokyo’ • ϑϩϯτΤϯυ(dayjs)Ͱ͸໌ࣔతͳઃఆ͕ແ͘ɺաڈʹ1౓ෆ۩߹༗Γ (ւ֎ʹ଺ࡏதͷڭࢣ͕ϩάΠϯ͢Δͱɺݱ஍࣌ؒͰදࣔ͞Εͯ͠·͏) γϑτ͕ޕલ࣌։࢝ͱ
    දࣔ͞Ε͍ͯ·͢💦 👩🎓 ↓ ϑϩϯτΤϯυ΋ ’Asia/Tokyo’ ʹݻఆͯ͠ղܾ
22. ୯ҰλΠϜκʔϯͷ··λΠʹਐग़͢Δͱ…ʁ • ҰݟɺλΠͷߍࣷͰ΋ΞϓϦέʔγϣϯ͸ਖ਼ৗʹಈ࡞ͦ͠͏ ྫ:ʮ(λΠ࣌ؒ)16࣌։࢝ϨοεϯʯΛʮ(೔ຊ࣌ؒ)16࣌։࢝Ϩοεϯʯ ͱͯ͠ొ࿥ͯ͠΋ɺ݁ہ16࣌ͱදࣔ͞ΕΔͷ͔ͩΒ໰୊ͳ͍ʁ
23. ୯ҰλΠϜκʔϯͷ··λΠʹਐग़͢Δͱ…ʁ • ҰݟɺλΠͷߍࣷͰ΋ΞϓϦέʔγϣϯ͸ਖ਼ৗʹಈ࡞ͦ͠͏ ྫ:ʮ(λΠ࣌ؒ)16࣌։࢝ϨοεϯʯΛʮ(೔ຊ࣌ؒ)16࣌։࢝Ϩοεϯʯ ͱͯ͠ొ࿥ͯ͠΋ɺ݁ہ16࣌ͱදࣔ͞ΕΔͷ͔ͩΒ໰୊ͳ͍ʁ • ͔͠͠‘Asia/Bangkok’͸UTC+7ɺ‘Asia/Tokyo’͸UTC+9ɺ2࣌ؒͷ࣌ࠩ →ݱࡏ࣌ࠁΛج४ʹ༷ͨ͠ʑͳϩδοΫʹฐ֐͕ൃੜ😰
24. ୯ҰλΠϜκʔϯʹΑͬͯൃੜ͠ಘΔ໰୊ ᶃ • ڭࢣ͸ɺۈ຿ऴྃͷ2࣌ؒલʹϨοεϯը໘Λ։͚ͳ͘ͳΔ ྫ: 16ʙ19࣌ͷγϑτΛొ࿥ɺ࣮ࡍʹλΠ࣌ؒͷ16͔࣌Βۈ຿Λ։࢝ ɹ →͔͠͠೔ຊͰ͸طʹ18࣌ɺ͸͡Ίͷ1͔࣌ؒ͠Ϩοεϯը໘Λ ɹ ։͚ͳ͍͜ͱʹ🤯 ۈ຿࣌ؒதͳͷʹ
    ੜెͷϨοεϯը໘Λ
    ։͚ͳ͘ͳΓ·ͨ͠💦 👩🎓
25. ୯ҰλΠϜκʔϯʹΑͬͯൃੜ͠ಘΔ໰୊ ᶄ • Ϩοεϯը໘্ͷදࣔ࣌ࠁ͕2࣌ؒζϨΔ λΠ࣌ؒͷ16࣌ա͔͗ΒϨοεϯΛ࢝Ίͨ࣌ͷը໘:
26. ୯ҰλΠϜκʔϯʹΑͬͯൃੜ͠ಘΔ໰୊ ᶄ • Ϩοεϯը໘্ͷදࣔ࣌ࠁ͕2࣌ؒζϨΔ λΠ࣌ؒͷ16࣌ա͔͗ΒϨοεϯΛ࢝Ίͨ࣌ͷը໘:
27. ୯ҰλΠϜκʔϯʹΑͬͯൃੜ͠ಘΔ໰୊ ᶅ • Ϩοεϯ։࢝௨஌ϝʔϧͷදࣔ΋2࣌ؒζϨΔ (อޢऀ: ͋Εʁ΋ͬͱૣ͘क़ʹண͍ͨ͸ͣɺدΓಓͨ͠ͷ͔ͳ😥)
28. ͜ΕΒͷ໰୊͸ ණࢁͷҰ֯🥶
29. (ָͳॱ൪ʹ)՝୊ղܾͷํ๏Λݕ౼ 1. ΞϓϦέʔγϣϯଆ͸վमͤͣɺ೔ຊ࣌ؒͰ࢖ͬͯ΋Β͏ →ᶃ͸ղܾɻ͔͠͠Ϣʔβʔɺελοϑͱ΋ʹɺৗʹ2࣌ؒͷ࣌ࠩΛ ٯࢉ͠ͳ͕Β࢖͏ඞཁ͋Γ🤯 2. ෳ਺λΠϜκʔϯʹରԠ(ϩάΠϯϢʔβʔͰ੾Γସ͑) 3. ෳ਺λΠϜκʔϯʹରԠ(ߍࣷ͝ͱʹ੾Γସ͑)
30. (ָͳॱ൪ʹ)՝୊ղܾͷํ๏Λݕ౼ 1. ΞϓϦέʔγϣϯଆ͸վमͤͣɺ೔ຊ࣌ؒͰ࢖ͬͯ΋Β͏ →ᶃ͸ղܾɻ͔͠͠Ϣʔβʔɺελοϑͱ΋ʹɺৗʹ2࣌ؒͷ࣌ࠩΛ ٯࢉ͠ͳ͕Β࢖͏ඞཁ͋Γ🤯 2. ෳ਺λΠϜκʔϯʹରԠ(ϩάΠϯϢʔβʔͰ੾Γସ͑) 3. ෳ਺λΠϜκʔϯʹରԠ(ߍࣷ͝ͱʹ੾Γସ͑)
31. ෳ਺λΠϜκʔϯʹରԠ (ϩάΠϯϢʔβʔͰ੾ସ) Time.current => Tue, 09 Dec 2025 20:30:00.000000000 JST +09:00 Time.use_zone('Asia/Bangkok') { Time.current } => Tue, 09 Dec 2025 18:30:00.000000000 +07 +07:00 Time.use_zone('America/Chicago') { Time.current } => Tue, 09 Dec 2025 05:30:00.000000000 CST -06:00 • Time.use_zoneΛ࢖ͬͯɺ ೚ҙͷλΠϜκʔϯͰ࣮ߦՄೳ
32. ෳ਺λΠϜκʔϯʹରԠ (ϩάΠϯϢʔβʔͰ੾ସ) Time.current => Tue, 09 Dec 2025 20:30:00.000000000 JST +09:00 Time.use_zone('Asia/Bangkok') { Time.current } => Tue, 09 Dec 2025 18:30:00.000000000 +07 +07:00 Time.use_zone('America/Chicago') { Time.current } => Tue, 09 Dec 2025 05:30:00.000000000 CST -06:00 # https://api.rubyonrails.org/classes/Time.html#method-c-zone # Allows override of Time.zone locally inside supplied block; # resets Time.zone to existing value when done. class ApplicationController < ActionController::Base around_action :set_time_zone private def set_time_zone Time.use_zone(current_user.timezone) { yield } end end • Time.use_zoneΛ࢖ͬͯɺ ೚ҙͷλΠϜκʔϯͰ࣮ߦՄೳ • around_actionͰ׆༻ͨ͠ Rails APIͷίʔυྫˠ
33. ෳ਺λΠϜκʔϯʹରԠ (ϩάΠϯϢʔβʔͰ੾ସ) Time.current => Tue, 09 Dec 2025 20:30:00.000000000 JST +09:00 Time.use_zone('Asia/Bangkok') { Time.current } => Tue, 09 Dec 2025 18:30:00.000000000 +07 +07:00 Time.use_zone('America/Chicago') { Time.current } => Tue, 09 Dec 2025 05:30:00.000000000 CST -06:00 # https://api.rubyonrails.org/classes/Time.html#method-c-zone # Allows override of Time.zone locally inside supplied block; # resets Time.zone to existing value when done. class ApplicationController < ActionController::Base around_action :set_time_zone private def set_time_zone Time.use_zone(current_user.timezone) { yield } end end # app/models/user.rb class User < ApplicationRecord has_many :branch_users, dependent: :destroy has_many :branches, through: :branch_users end • Time.use_zoneΛ࢖ͬͯɺ ೚ҙͷλΠϜκʔϯͰ࣮ߦՄೳ • around_actionͰ׆༻ͨ͠ Rails APIͷίʔυྫˠ • ͔͠͠ɺUser͸ෳ਺ͷBranch (ߍࣷ)ʹॴଐͰ͖Δ🤔
34. (ָͳॱ൪ʹ)՝୊ղܾͷํ๏Λݕ౼ 1. ΞϓϦέʔγϣϯଆ͸վमͤͣɺ೔ຊ࣌ؒͰ࢖ͬͯ΋Β͏ →ᶃ͸ղܾɻ͔͠͠Ϣʔβʔɺελοϑͱ΋ʹɺৗʹ2࣌ؒͷ࣌ࠩΛ ٯࢉ͠ͳ͕Β࢖͏ඞཁ͋Γ🤯 2. ෳ਺λΠϜκʔϯʹରԠ(ϩάΠϯϢʔβʔͰ੾Γସ͑) 3. ෳ਺λΠϜκʔϯʹରԠ(ߍࣷ͝ͱʹ੾Γସ͑)
35. ෳ਺λΠϜκʔϯʹରԠ (ߍࣷ͝ͱʹ੾ସ) # https://api.rubyonrails.org/classes/Time.html#method-c-zone # Allows override of Time.zone locally inside supplied block; # resets Time.zone to existing value when done. class ApplicationController < ActionController::Base around_action :set_time_zone private def set_time_zone Time.use_zone(current_user.timezone) { yield } end end # app/models/user.rb class User < ApplicationRecord has_many :branch_users, dependent: :destroy has_many :branches, through: :branch_users end • ίϯτϩʔϥʔͷ around_actionͰׅΔํ਑͸🙆
36. ෳ਺λΠϜκʔϯʹରԠ (ߍࣷ͝ͱʹ੾ସ) # https://api.rubyonrails.org/classes/Time.html#method-c-zone # Allows override of Time.zone locally inside supplied block; # resets Time.zone to existing value when done. class ApplicationController < ActionController::Base around_action :set_time_zone private def set_time_zone Time.use_zone(current_user.timezone) { yield } end end # app/models/user.rb class User < ApplicationRecord has_many :branch_users, dependent: :destroy has_many :branches, through: :branch_users end # app/models/branch.rb class Branch < ApplicationRecord def time_zone # 'Asia/Tokyo'͔'Asia/Bangkok'Λฦ͢ end end • ίϯτϩʔϥʔͷ around_actionͰׅΔํ਑͸🙆 • ͨͩ͠λΠϜκʔϯΛ࣋ͭͷ͸ UserͰ͸ͳ͘Branch
37. ෳ਺λΠϜκʔϯʹରԠ (ߍࣷ͝ͱʹ੾ସ) # https://api.rubyonrails.org/classes/Time.html#method-c-zone # Allows override of Time.zone locally inside supplied block; # resets Time.zone to existing value when done. class ApplicationController < ActionController::Base around_action :set_time_zone private def set_time_zone Time.use_zone(current_user.timezone) { yield } end end # app/models/user.rb class User < ApplicationRecord has_many :branch_users, dependent: :destroy has_many :branches, through: :branch_users end # app/models/branch.rb class Branch < ApplicationRecord def time_zone # 'Asia/Tokyo'͔'Asia/Bangkok'Λฦ͢ end end • ίϯτϩʔϥʔͷ around_actionͰׅΔํ਑͸🙆 • ͨͩ͠λΠϜκʔϯΛ࣋ͭͷ͸ UserͰ͸ͳ͘Branch • ֤ίϯτϩʔϥʔͰద੾ͳ time_zoneΛ஍ಓʹ౰͍ͯͯ͘
38. # app/controllers/concerns/branch_time_zone_applicable.rb module BranchTimeZoneApplicable extend ActiveSupport::Concern included do around_action :set_time_zone end private def set_time_zone(&block) if branch_id Time.use_zone(Branch.find_by(id: branch_id).time_zone, &block) else yield end end # Override this method in the including controller if necessary def branch_id @branch&.id end end
39. # app/controllers/concerns/branch_time_zone_applicable.rb module BranchTimeZoneApplicable extend ActiveSupport::Concern included do around_action :set_time_zone end private def set_time_zone(&block) if branch_id Time.use_zone(Branch.find_by(id: branch_id).time_zone, &block) else yield end end # Override this method in the including controller if necessary def branch_id @branch&.id end end
40. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController def new @appointment = Appointment.new end def create @appointment = Appointment.new(appointment_params) if @appointment.save redirect_to staff_appointments_path end end private def appointment_params permitted_params = %i[title starts_at ends_at branch_id memo] params.fetch(:appointment, {}).permit(permitted_params) end end end
41. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController def new @appointment = Appointment.new end def create @appointment = Appointment.new(appointment_params) if @appointment.save redirect_to staff_appointments_path end end private def appointment_params permitted_params = %i[title starts_at ends_at branch_id memo] params.fetch(:appointment, {}).permit(permitted_params) end end end
42. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController def new @appointment = Appointment.new end def create @appointment = Appointment.new(appointment_params) if @appointment.save redirect_to staff_appointments_path end end private def appointment_params permitted_params = %i[title starts_at ends_at branch_id memo] params.fetch(:appointment, {}).permit(permitted_params) end end end λΠߍࣷͳͷʹ ೔ຊ࣌ؒͷ12࣌Ͱ อଘ͞ΕΔ😥
43. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable def new @appointment = Appointment.new end def create @appointment = Appointment.new(appointment_params) if @appointment.save redirect_to staff_appointments_path end end private def branch_id appointment_params[:branch_id] end def appointment_params permitted_params = %i[title starts_at ends_at branch_id memo] params.fetch(:appointment, {}).permit(permitted_params) end end end
44. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable def new @appointment = Appointment.new end def create @appointment = Appointment.new(appointment_params) if @appointment.save redirect_to staff_appointments_path end end private def branch_id appointment_params[:branch_id] end def appointment_params permitted_params = %i[title starts_at ends_at branch_id memo] params.fetch(:appointment, {}).permit(permitted_params) end end end ೔ຊ࣌ؒͷ14࣌ (λΠ࣌ؒͷ12࣌👍)
45. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %i[edit] > def new; end > def create; end > def edit; end private def branch_id appointment_params[:branch_id] end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end
46. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %i[edit] > def new; end > def create; end > def edit; end private def branch_id appointment_params[:branch_id] end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end
47. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %i[edit] > def new; end > def create; end > def edit; end private def branch_id appointment_params[:branch_id] end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end editΞΫγϣϯͰ͸nil😢
48. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %i[edit] > def new; end > def create; end > def edit; end private def branch_id case action_name when ‘edit' set_appointment @appointment.branch_id when 'create' appointment_params[:branch_id] end end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end
49. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %i[edit] > def new; end > def create; end > def edit; end private def branch_id case action_name when ‘edit' set_appointment @appointment.branch_id when 'create' appointment_params[:branch_id] end end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end 🎉
50. # app/controllers/staff/appointments_controller.rb module Staff class AppointmentsController < Staff::BaseController include BranchTimeZoneApplicable before_action :set_appointment, only: %I[edit update] > def new; end > def create; end > def edit; end > def update; end private def branch_id case action_name when ‘edit' set_appointment @appointment.branch_id when 'create', 'update' appointment_params[:branch_id] end end def set_appointment @appointment ||= Appointment.find(params[:id]) end > def appointment_params; end end end ΞΫγϣϯ͝ͱʹ ஍ಓʹbranch_idΛ ઃఆ͍ͯ͘͠
51. # app/views/staff/appointments/index.html.haml - @appointments.each do |appointment| - Time.use_zone(appointment.branch.time_zone) do %tr %td.col-sm-1 = l(appointment.starts_at, format: :year_month_date_wday) %td.col-sm-1 = l(appointment.starts_at.to_time, format: :hour) \~ = l(appointment.ends_at.to_time, format: :hour) %td.col-sm-1 = appointment.branch.name λΠϜκʔϯ͕ҟͳΔ🤔 ϏϡʔͰϨίʔυ͝ͱʹ λΠϜκʔϯΛద༻͢Δ
52. ίϯτϩʔϥʔ͔ΒҶͮΔࣜʹ ΄΅શͯͷϏϡʔɺ࣌ʹ͸Ϟσϧ·Ͱ😰
53. ϑϩϯτΤϯυଆͷରԠ (งғؾ͚ͩ঺հ) { "id": 743999, "user_id": 4681, "starts_at": "2025-12-10T18:00:00.000+09:00", "ends_at": “2025-12-10T21:00:00.000+09:00", "student_full_name": "test ܑ", "branch_id": 13, "branch_name": “Phrom Phong", ... } • طʹඥ෇͘branchId͸ ෼͔͍ͬͯΔ λΠ࣌ؒ16࣌ʙ
54. ϑϩϯτΤϯυଆͷରԠ (งғؾ͚ͩ঺հ) { "id": 743999, "user_id": 4681, "starts_at": "2025-12-10T18:00:00.000+09:00", "ends_at": “2025-12-10T21:00:00.000+09:00", "student_full_name": "test ܑ", "branch_id": 13, "branch_name": “Phrom Phong", ... } "time_zone": { "13": "Asia/Bangkok", "default": "Asia/Tokyo" } • طʹඥ෇͘branchId͸ ෼͔͍ͬͯΔ • branchIdͱλΠϜκʔϯͷ ඥ෇͚͚ͩ౉͢ λΠ࣌ؒ16࣌ʙ
55. ϑϩϯτΤϯυଆͷରԠ (งғؾ͚ͩ঺հ) { "id": 743999, "user_id": 4681, "starts_at": "2025-12-10T18:00:00.000+09:00", "ends_at": “2025-12-10T21:00:00.000+09:00", "student_full_name": "test ܑ", "branch_id": 13, "branch_name": “Phrom Phong", ... } "time_zone": { "13": "Asia/Bangkok", "default": "Asia/Tokyo" } • طʹඥ෇͘branchId͸ ෼͔͍ͬͯΔ • branchIdͱλΠϜκʔϯͷ ඥ෇͚͚ͩ౉͢ λΠ࣌ؒ16࣌ʙ 👍
56. ϑϩϯτΤϯυଆͷରԠ (งғؾ͚ͩ঺հ) { "id": 743999, "user_id": 4681, "starts_at": "2025-12-10T18:00:00.000+09:00", "ends_at": “2025-12-10T21:00:00.000+09:00", "student_full_name": "test ܑ", "branch_id": 13, "branch_name": “Phrom Phong", ... } "time_zone": { "13": "Asia/Bangkok", "default": "Asia/Tokyo" } • طʹඥ෇͘branchId͸ ෼͔͍ͬͯΔ • branchIdͱλΠϜκʔϯͷ ඥ෇͚͚ͩ౉͢ • ͍ͭͰʹɺλΠϜκʔϯซه ΋ಋೖ(ݱ஍ɺϢʔβʔҐஔ) λΠ࣌ؒ16࣌ʙ
57. import dayjs from 'dayjs' ... const timeZoneOf = (branchId: number): string => object.branch.time_zone[branchId.toString()] || object.branch.time_zone['default'] const timeZoneNames = { 'Asia/Tokyo': 'Japan', 'Asia/Bangkok': 'Thailand' } dayjs.prototype.tzOf = function (branchId: number) { return this.tz(timeZoneOf(branchId)) } // ྫ: 🇯🇵 2024/04/26 (🇹🇭 2024/04/25) dayjs.prototype.formatWithBranchTimeZone = function ( format: string, branchId: number ) { const userTimeZone = dayjs.tz.guess() const userFormat = this.format(format) const branchTimeZone = branchId ? timeZoneOf(branchId) : userTimeZone const branchFormat = this.tz(branchTimeZone).format(format) // ͕࣌ࠩ͋ͬͯ΋ɺformat('YYYY/MM/DD')ͳͲ͸දه͕ಉҰʹՄೳੑ͕͋ΔͨΊɺformatಉ࢜Ͱൺֱ͢Δ if (userFormat === branchFormat) { return this.format(format) } else { const branchTimeZoneName = timeZoneNames[branchTimeZone] || branchTimeZone const userTimeZoneName = timeZoneNames[userTimeZone] || userTimeZone const branchFlag = getTimeZoneFlag(branchTimeZoneName) const userFlag = getTimeZoneFlag(userTimeZoneName) || '📍' return `${branchFlag} ${branchFormat} (${userFlag} ${userFormat})` } } export default dayjs λΠϜκʔϯม׵ޙͷ dayjsΠϯελϯεΛฦؔ͢਺ λΠϜκʔϯซه༻ͷ formatؔ਺
58. λΠϜκʔϯ🤬
59. λΠϜκʔϯ🤬
60. ·ͱΊ • ϏοάόϯϦϦʔε͕େมɺίϯϑϦΫτ΋ਏ͍ • ։ൃ޻਺ݟੵͷޡΓɺ100m10ඵͰ΋Ϛϥιϯ70෼׬૸͸ෆՄೳ • ϦϦʔεޙ΋ɺػೳ௥Ճ΍มߋͷ౓ʹϝϯςφϯε͕஍ຯʹਏ͍ • ͜ΜͳʹେมͰ΋ɺେଟ਺ͷϢʔβʔʹ͸Կ΋ى͜Βͳ͍…ʂ (Πϯϑϥܥͷਓͬͯ͜Μͳײ͔͡ͳ😭) • ݱ৔͸΋ͬͱେมͦ͏ͩͬͨͷͰɺແࣄʹϦϦʔεͰ͖ͯྑ͔ͬͨʂ🎉 1ͭ໨ͷPR🤯
61. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ