demarches-normaliennes/app/models/procedure_presentation.rb

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# == Schema Information
#
# Table name: procedure_presentations
#
# id :integer not null, primary key
# displayed_fields :jsonb not null
# filters :jsonb not null
# sort :jsonb not null
# created_at :datetime
# updated_at :datetime
# assign_to_id :integer
#
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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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}
TABLE = 'table'
COLUMN = 'column'
SLASH = '/'
TYPE_DE_CHAMP = 'type_de_champ'
TYPE_DE_CHAMP_PRIVATE = 'type_de_champ_private'
FILTERS_VALUE_MAX_LENGTH = 100
belongs_to :assign_to, optional: false
has_many :exports, dependent: :destroy
delegate :procedure, :instructeur, to: :assign_to
validate :check_allowed_displayed_fields
validate :check_allowed_sort_column
validate :check_allowed_sort_order
validate :check_allowed_filter_columns
validate :check_filters_max_length
def fields
fields = [
field_hash('self', 'created_at'),
field_hash('self', 'en_construction_at'),
field_hash('self', 'depose_at'),
field_hash('self', 'updated_at'),
field_hash('user', 'email'),
field_hash('followers_instructeurs', 'email'),
field_hash('groupe_instructeur', 'label')
]
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if procedure.for_individual
fields.push(
field_hash("individual", "prenom"),
field_hash("individual", "nom"),
field_hash("individual", "gender")
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)
end
if !procedure.for_individual
fields.push(
field_hash('etablissement', 'entreprise_siren'),
field_hash('etablissement', 'entreprise_forme_juridique'),
field_hash('etablissement', 'entreprise_nom_commercial'),
field_hash('etablissement', 'entreprise_raison_sociale'),
field_hash('etablissement', 'entreprise_siret_siege_social'),
field_hash('etablissement', 'entreprise_date_creation')
)
fields.push(
field_hash('etablissement', 'siret'),
field_hash('etablissement', 'libelle_naf'),
field_hash('etablissement', 'code_postal')
)
end
fields.concat procedure.types_de_champ_for_procedure_presentation
.pluck(:libelle, :private, :stable_id)
.map { |(libelle, is_private, stable_id)| field_hash(is_private ? TYPE_DE_CHAMP_PRIVATE : TYPE_DE_CHAMP, stable_id.to_s, label: libelle) }
fields
end
def displayed_fields_for_select
[
fields.map { |field| [field['label'], field_id(field)] },
displayed_fields.map { |field| field_id(field) }
]
end
def displayed_fields_for_headers
[
field_hash('self', 'id', classname: 'number-col'),
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*displayed_fields,
field_hash('self', 'state', classname: 'state-col')
]
end
def sorted_ids(dossiers, count)
table, column, order = sort.values_at(TABLE, COLUMN, 'order')
case table
when 'notifications'
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dossiers_id_with_notification = dossiers.merge(instructeur.followed_dossiers).with_notifications.ids
if order == 'desc'
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dossiers_id_with_notification +
(dossiers.order('dossiers.updated_at desc').ids - dossiers_id_with_notification)
else
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(dossiers.order('dossiers.updated_at asc').ids - dossiers_id_with_notification) +
dossiers_id_with_notification
end
when TYPE_DE_CHAMP
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ids = dossiers
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.with_type_de_champ(column)
.order("champs.value #{order}")
.pluck(:id)
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if ids.size != count
rest = dossiers.where.not(id: ids).order(id: order).pluck(:id)
order == 'asc' ? ids + rest : rest + ids
else
ids
end
when TYPE_DE_CHAMP_PRIVATE
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ids = dossiers
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.with_type_de_champ_private(column)
.order("champs.value #{order}")
.pluck(:id)
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if ids.size != count
rest = dossiers.where.not(id: ids).order(id: order).pluck(:id)
order == 'asc' ? ids + rest : rest + ids
else
ids
end
when 'followers_instructeurs'
assert_supported_column(table, column)
# LEFT OUTER JOIN allows to keep dossiers without assigned instructeurs yet
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dossiers
.includes(:followers_instructeurs)
.joins('LEFT OUTER JOIN users instructeurs_users ON instructeurs_users.id = instructeurs.user_id')
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.order("instructeurs_users.email #{order}")
.pluck(:id)
.uniq
when 'self', 'user', 'individual', 'etablissement', 'groupe_instructeur'
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(table == 'self' ? dossiers : dossiers.includes(table))
.order("#{self.class.sanitized_column(table, column)} #{order}")
.pluck(:id)
end
end
def filtered_ids(dossiers, statut)
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
.filter_map { |v| Time.zone.parse(v).beginning_of_day rescue nil }
dossiers.filter_by_datetimes(column, dates)
when TYPE_DE_CHAMP
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dossiers.with_type_de_champ(column)
.filter_ilike(:champs, :value, values)
when TYPE_DE_CHAMP_PRIVATE
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dossiers.with_type_de_champ_private(column)
.filter_ilike(:champs_private, :value, values)
when 'etablissement'
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if column == 'entreprise_date_creation'
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dates = values
.filter_map { |v| v.to_date rescue nil }
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.id = instructeurs.user_id')
.filter_ilike('instructeurs_users', :email, values)
when 'user', 'individual'
dossiers
.includes(table)
.filter_ilike(table, column, values)
when 'groupe_instructeur'
dossiers
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.joins(:groupe_instructeur)
.filter_ilike(table, column, values)
end.pluck(:id)
end.reduce(:&)
end
def filtered_sorted_ids(dossiers, statut, count: nil)
dossiers_by_statut = dossiers.by_statut(instructeur, statut)
dossiers_sorted_ids = self.sorted_ids(dossiers_by_statut, count || dossiers_by_statut.size)
if filters[statut].present?
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dossiers_sorted_ids.intersection(filtered_ids(dossiers_by_statut, statut))
else
dossiers_sorted_ids
end
end
def human_value_for_filter(filter)
case filter[TABLE]
when TYPE_DE_CHAMP, TYPE_DE_CHAMP_PRIVATE
find_type_de_champ(filter[COLUMN]).dynamic_type.filter_to_human(filter['value'])
else
filter['value']
end
end
def add_filter(statut, field, value)
if value.present?
table, column = field.split(SLASH)
label = find_field(table, column)['label']
case table
when TYPE_DE_CHAMP, TYPE_DE_CHAMP_PRIVATE
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value = find_type_de_champ(column).dynamic_type.human_to_filter(value)
end
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updated_filters = filters.dup
updated_filters[statut] << {
'label' => label,
TABLE => table,
COLUMN => column,
'value' => value
}
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update!(filters: updated_filters)
end
end
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def remove_filter(statut, field, value)
table, column = field.split(SLASH)
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updated_filters = filters.dup
updated_filters[statut] = filters[statut].reject do |filter|
filter.values_at(TABLE, COLUMN, 'value') == [table, column, value]
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end
update!(filters: updated_filters)
end
def update_displayed_fields(values)
if values.nil?
values = []
end
fields = values.map { |value| find_field(*value.split(SLASH)) }
update!(displayed_fields: fields)
if !values.include?(field_id(sort))
update!(sort: Procedure.default_sort)
end
end
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def update_sort(table, column)
order = if sort.values_at(TABLE, COLUMN) == [table, column]
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sort['order'] == 'asc' ? 'desc' : 'asc'
else
'asc'
end
update!(sort: {
TABLE => table,
COLUMN => column,
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'order' => order
})
end
def snapshot
slice(:filters, :sort, :displayed_fields)
end
private
def field_id(field)
field.values_at(TABLE, COLUMN).join(SLASH)
end
def find_field(table, column)
fields.find { |field| field.values_at(TABLE, COLUMN) == [table, column] }
end
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def find_type_de_champ(column)
TypeDeChamp.order(:revision_id).find_by(stable_id: 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 |key, columns|
return true if key == 'migrated'
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 = {})
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
def check_filters_max_length
individual_filters = filters.values.flatten.filter { |f| f.is_a?(Hash) }
individual_filters.each do |filter|
if filter['value']&.length.to_i > FILTERS_VALUE_MAX_LENGTH
errors.add(:filters, :too_long)
end
end
end
def field_hash(table, column, label: nil, classname: '')
{
'label' => label || I18n.t(column, scope: [:activerecord, :attributes, :procedure_presentation, :fields, table]),
TABLE => table,
COLUMN => column,
'classname' => classname
}
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] }
.transform_values { |fields| Set.new(fields.pluck(COLUMN)) }
@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 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