demarches-normaliennes/app/models/procedure_presentation.rb

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class ProcedurePresentation < ApplicationRecord
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EXTRA_SORT_COLUMNS = {
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'notifications' => ['notifications'],
'self' => ['id', 'state']
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}
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belongs_to :assign_to
delegate :procedure, to: :assign_to
validate :check_allowed_displayed_fields
validate :check_allowed_sort_column
validate :check_allowed_sort_order
validate :check_allowed_filter_columns
def fields
fields = [
field_hash('Créé le', 'self', 'created_at'),
field_hash('En construction le', 'self', 'en_construction_at'),
field_hash('Mis à jour le', 'self', 'updated_at'),
field_hash('Demandeur', 'user', 'email'),
field_hash('Email instructeur', 'followers_instructeurs', 'email'),
field_hash('Groupe instructeur', 'groupe_instructeur', 'label')
]
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if procedure.for_individual
fields.push(
field_hash("Prénom", "individual", "prenom"),
field_hash("Nom", "individual", "nom"),
field_hash("Civilité", "individual", "gender")
)
end
if !procedure.for_individual
fields.push(
field_hash('SIREN', 'etablissement', 'entreprise_siren'),
field_hash('Forme juridique', 'etablissement', 'entreprise_forme_juridique'),
field_hash('Nom commercial', 'etablissement', 'entreprise_nom_commercial'),
field_hash('Raison sociale', 'etablissement', 'entreprise_raison_sociale'),
field_hash('SIRET siège social', 'etablissement', 'entreprise_siret_siege_social'),
field_hash('Date de création', 'etablissement', 'entreprise_date_creation')
)
fields.push(
field_hash('SIRET', 'etablissement', 'siret'),
field_hash('Libellé NAF', 'etablissement', 'libelle_naf'),
field_hash('Code postal', 'etablissement', 'code_postal')
)
end
explanatory_types_de_champ = [:header_section, :explication].map { |k| TypeDeChamp.type_champs.fetch(k) }
fields.concat procedure.types_de_champ
.where.not(type_champ: explanatory_types_de_champ)
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.order(:id)
.map { |type_de_champ| field_hash(type_de_champ.libelle, 'type_de_champ', type_de_champ.id.to_s) }
fields.concat procedure.types_de_champ_private
.where.not(type_champ: explanatory_types_de_champ)
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.order(:id)
.map { |type_de_champ| field_hash(type_de_champ.libelle, 'type_de_champ_private', type_de_champ.id.to_s) }
fields
end
def fields_for_select
fields.map do |field|
[field['label'], "#{field['table']}/#{field['column']}"]
end
end
def displayed_field_values(dossier)
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assert_matching_procedure(dossier)
displayed_fields.map { |field| get_value(dossier, field['table'], field['column']) }
end
def sorted_ids(dossiers, instructeur)
table, column, order = sort.values_at('table', 'column', 'order')
case table
when 'notifications'
dossiers_id_with_notification = dossiers.with_notifications.merge(instructeur.followed_dossiers).ids
if order == 'desc'
return dossiers_id_with_notification +
(dossiers.order('dossiers.updated_at desc').ids - dossiers_id_with_notification)
else
return (dossiers.order('dossiers.updated_at asc').ids - dossiers_id_with_notification) +
dossiers_id_with_notification
end
when 'type_de_champ', 'type_de_champ_private'
return dossiers
.includes(table == 'type_de_champ' ? :champs : :champs_private)
.where("champs.type_de_champ_id = #{column.to_i}")
.order("champs.value #{order}")
.pluck(:id)
when 'followers_instructeurs'
assert_supported_column(table, column)
# LEFT OUTER JOIN allows to keep dossiers without assignated instructeurs yet
return dossiers
.includes(:followers_instructeurs)
.joins('LEFT OUTER JOIN users instructeurs_users ON instructeurs_users.instructeur_id = instructeurs.id')
.order("instructeurs_users.email #{order}")
.pluck(:id)
when 'self', 'user', 'individual', 'etablissement', 'groupe_instructeur'
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return (table == 'self' ? dossiers : dossiers.includes(table))
.order("#{self.class.sanitized_column(table, column)} #{order}")
.pluck(:id)
end
end
def filtered_ids(dossiers, statut)
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filters[statut].group_by { |filter| filter.values_at('table', 'column') } .map do |(table, column), filters|
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values = filters.pluck('value')
case table
when 'self'
dates = values
.map { |v| Time.zone.parse(v).beginning_of_day rescue nil }
.compact
dossiers.filter_by_datetimes(column, dates)
when 'type_de_champ', 'type_de_champ_private'
relation = table == 'type_de_champ' ? :champs : :champs_private
dossiers
.includes(relation)
.where("champs.type_de_champ_id = ?", column.to_i)
.filter_ilike(relation, :value, values)
when 'etablissement'
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if column == 'entreprise_date_creation'
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dates = values
.map { |v| v.to_date rescue nil }
.compact
dossiers
.includes(table)
.where(table.pluralize => { column => dates })
else
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dossiers
.includes(table)
.filter_ilike(table, column, values)
end
when 'followers_instructeurs'
assert_supported_column(table, column)
dossiers
.includes(:followers_instructeurs)
.joins('INNER JOIN users instructeurs_users ON instructeurs_users.instructeur_id = instructeurs.id')
.filter_ilike('instructeurs_users', :email, values)
when 'user', 'individual'
dossiers
.includes(table)
.filter_ilike(table, column, values)
when 'groupe_instructeur'
dossiers
.includes(table)
.filter_ilike(table, column, values)
end.pluck(:id)
end.reduce(:&)
end
def eager_load_displayed_fields(dossiers)
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relations_to_include = displayed_fields
.pluck('table')
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.reject { |table| table == 'self' }
.map do |table|
case table
when 'type_de_champ'
:champs
when 'type_de_champ_private'
:champs_private
else
table
end
end
.uniq
dossiers.includes(relations_to_include)
end
def human_value_for_filter(filter)
case filter['table']
when 'type_de_champ', 'type_de_champ_private'
type_de_champ = TypeDeChamp.find_by(id: filter['column'])
type_de_champ.dynamic_type.filter_to_human(filter['value'])
else
filter['value']
end
end
def add_filter(statut, field, value)
if value.present?
updated_filters = self.filters
table, column = field.split('/')
label = find_field(table, column)['label']
case table
when 'type_de_champ', 'type_de_champ_private'
type_de_champ = TypeDeChamp.find_by(id: column)
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value = type_de_champ.dynamic_type.human_to_filter(value)
end
updated_filters[statut] << {
'label' => label,
'table' => table,
'column' => column,
'value' => value
}
update(filters: updated_filters)
end
end
private
def find_field(table, column)
fields.find { |c| c['table'] == table && c['column'] == column }
end
def check_allowed_displayed_fields
displayed_fields.each do |field|
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check_allowed_field(:displayed_fields, field)
end
end
def check_allowed_sort_column
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check_allowed_field(:sort, sort, EXTRA_SORT_COLUMNS)
end
def check_allowed_sort_order
order = sort['order']
if !["asc", "desc"].include?(order)
errors.add(:sort, "#{order} nest pas une ordre permis")
end
end
def check_allowed_filter_columns
filters.each do |_, columns|
columns.each do |column|
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check_allowed_field(:filters, column)
end
end
end
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def check_allowed_field(kind, field, extra_columns = {})
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table, column = field.values_at('table', 'column')
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if !valid_column?(table, column, extra_columns)
errors.add(kind, "#{table}.#{column} nest pas une colonne permise")
end
end
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def assert_matching_procedure(dossier)
if dossier.procedure != procedure
raise "Procedure mismatch (expected #{procedure.id}, got #{dossier.procedure.id})"
end
end
def get_value(dossier, table, column)
case table
when 'self'
dossier.send(column)&.strftime('%d/%m/%Y')
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when 'user', 'individual', 'etablissement'
dossier.send(table)&.send(column)
when 'followers_instructeurs'
dossier.send(table)&.map { |g| g.send(column) }&.join(', ')
when 'type_de_champ'
dossier.champs.find { |c| c.type_de_champ_id == column.to_i }.value
when 'type_de_champ_private'
dossier.champs_private.find { |c| c.type_de_champ_id == column.to_i }.value
when 'groupe_instructeur'
dossier.groupe_instructeur.label
end
end
def field_hash(label, table, column)
{
'label' => label,
'table' => table,
'column' => column
}
end
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def valid_column?(table, column, extra_columns = {})
valid_columns_for_table(table).include?(column) ||
extra_columns[table]&.include?(column)
end
def valid_columns_for_table(table)
@column_whitelist ||= fields
.group_by { |field| field['table'] }
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.map { |table, fields| [table, Set.new(fields.pluck('column'))] }
.to_h
@column_whitelist[table] || []
end
def self.sanitized_column(association, column)
table = if association == 'self'
Dossier.table_name
elsif (association_reflection = Dossier.reflect_on_association(association))
association_reflection.klass.table_name
else
# Allow filtering on a joined table alias (which doesnt exist
# in the ActiveRecord domain).
association
end
[table, column]
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.map { |name| ActiveRecord::Base.connection.quote_column_name(name) }
.join('.')
end
def dossier_field_service
@dossier_field_service ||= DossierFieldService.new
end
def assert_supported_column(table, column)
if table == 'followers_instructeurs' && column != 'email'
raise ArgumentError, 'Table `followers_instructeurs` only supports the `email` column.'
end
end
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end