demarches-normaliennes/app/models/champs/departement_champ.rb

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class Champs::DepartementChamp < Champs::TextChamp
store_accessor :value_json, :code_region
# TODO: if: -> { validate_champ_value? || validation_context == :prefill }
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validate :value_in_departement_names, unless: -> { value.nil? }
validate :external_id_in_departement_codes, unless: -> { external_id.nil? }
before_save :store_code_region
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def for_export
[name, code]
end
def to_s
formatted_value
end
def for_tag
formatted_value
end
def for_api
formatted_value
end
def for_api_v2
formatted_value.tr('', '-')
end
def selected
code
end
def code
external_id || APIGeoService.departement_code(name)
end
def name
maybe_code_and_name = value&.match(/^(\w{2,3}) - (.+)/)
if maybe_code_and_name
maybe_code_and_name[2]
else
value
end
end
def code_region
APIGeoService.region_code_by_departement(code)
end
def value=(code)
if [2, 3].include?(code&.size)
self.external_id = code
super(APIGeoService.departement_name(code))
elsif code.blank?
self.external_id = nil
super(nil)
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else
self.external_id = APIGeoService.departement_code(code)
super(code)
end
end
private
def formatted_value
blank? ? "" : "#{code} #{name}"
end
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def value_in_departement_names
return if value.in?(APIGeoService.departements.pluck(:name))
errors.add(:value, :not_in_departement_names)
end
def external_id_in_departement_codes
return if external_id.in?(APIGeoService.departements.pluck(:code))
errors.add(:external_id, :not_in_departement_codes)
end
def store_code_region
self.code_region = code_region
end
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end