Submit social housing lettings and sales data (CORE)
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module Validations::Sales::SaleInformationValidations
include Validations::SharedValidations
include CollectionTimeHelper
include MoneyFormattingHelper
def validate_practical_completion_date(record)
return unless record.hodate.present? && date_valid?("hodate", record)
return if record.saledate.blank?
if record.hodate > record.saledate
record.errors.add :hodate, I18n.t("validations.sales.sale_information.hodate.must_be_before_saledate")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.must_be_after_hodate")
end
if (record.saledate - 5.years) >= record.hodate && record.form.start_year_2025_or_later?
record.errors.add :hodate, I18n.t("validations.sales.sale_information.hodate.must_be_less_than_5_years_from_saledate")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.must_be_less_than_5_years_from_hodate")
elsif (record.saledate - 3.years) >= record.hodate && record.startdate.year <= 2024
record.errors.add :hodate, I18n.t("validations.sales.sale_information.hodate.must_be_less_than_3_years_from_saledate")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.must_be_less_than_3_years_from_hodate")
end
end
def validate_exchange_date(record)
return unless record.exdate && record.saledate
if record.exdate > record.saledate
record.errors.add :exdate, I18n.t("validations.sales.sale_information.exdate.must_be_before_saledate")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.must_be_after_exdate")
end
if record.saledate - record.exdate >= 1.year
record.errors.add :exdate, I18n.t("validations.sales.sale_information.exdate.must_be_less_than_1_year_from_saledate")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.must_be_less_than_1_year_from_exdate")
end
end
def validate_staircasing_initial_purchase_date(record)
return unless record.initialpurchase
if record.initialpurchase < Time.zone.local(1980, 1, 1)
record.errors.add :initialpurchase, I18n.t("validations.sales.sale_information.initialpurchase.must_be_after_1980")
end
end
def validate_previous_property_unit_type(record)
return unless record.fromprop && record.frombeds
if record.frombeds != 1 && record.fromprop == 2
record.errors.add :frombeds, I18n.t("validations.sales.sale_information.frombeds.previous_property_type_bedsit")
record.errors.add :fromprop, I18n.t("validations.sales.sale_information.fromprop.previous_property_type_bedsit")
end
end
def validate_discounted_ownership_value(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.value && record.deposit && record.ownershipsch
return unless record.mortgage || record.mortgageused == 2 || record.mortgageused == 3
return unless record.discount || record.grant || record.type == 29
# When a percentage discount is used, a percentage tolerance is needed to account for rounding errors
tolerance = record.discount ? record.value * 0.05 / 100 : 1
if over_tolerance?(record.mortgage_deposit_and_grant_total, record.value_with_discount, tolerance, strict: !record.discount.nil?) && record.discounted_ownership_sale?
deposit_and_grant_sentence = record.grant.present? ? ", cash deposit (#{record.field_formatted_as_currency('deposit')}), and grant (#{record.field_formatted_as_currency('grant')})" : " and cash deposit (#{record.field_formatted_as_currency('deposit')})"
discount_sentence = record.discount.present? ? " (#{record.field_formatted_as_currency('value')}) subtracted by the sum of the full purchase price (#{record.field_formatted_as_currency('value')}) multiplied by the percentage discount (#{record.discount}%)" : ""
%i[mortgageused mortgage value deposit ownershipsch discount grant].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.discounted_ownership_value",
mortgage: record.mortgage&.positive? ? " (#{record.field_formatted_as_currency('mortgage')})" : "",
deposit_and_grant_sentence:,
mortgage_deposit_and_grant_total: record.field_formatted_as_currency("mortgage_deposit_and_grant_total"),
discount_sentence:,
value_with_discount: record.field_formatted_as_currency("value_with_discount")).html_safe
end
end
end
def validate_outright_sale_value_matches_mortgage_plus_deposit(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.outright_sale?
return unless record.mortgage_used? && record.mortgage
return unless record.deposit && record.value
if over_tolerance?(record.mortgage_and_deposit_total, record.value, 1)
%i[mortgageused mortgage value deposit].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.outright_sale_value",
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
mortgage: record.mortgage&.positive? ? " (#{record.field_formatted_as_currency('mortgage')})" : "",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value")).html_safe
end
record.errors.add :ownershipsch, :skip_bu_error, message: I18n.t("validations.sales.sale_information.ownershipsch.outright_sale_value",
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
mortgage: record.mortgage&.positive? ? " (#{record.field_formatted_as_currency('mortgage')})" : "",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value")).html_safe
end
end
def validate_basic_monthly_rent(record)
return unless record.mrent && record.ownershipsch && record.type
if record.shared_ownership_scheme? && !record.old_persons_shared_ownership? && record.mrent > 9999
record.errors.add :mrent, I18n.t("validations.sales.sale_information.mrent.monthly_rent_higher_than_expected")
record.errors.add :type, I18n.t("validations.sales.sale_information.type.monthly_rent_higher_than_expected")
end
end
def validate_grant_amount(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.grant && (record.type == 8 || record.type == 21)
unless record.grant.between?(9_000, 16_000)
record.errors.add :grant, I18n.t("validations.sales.sale_information.grant.out_of_range")
end
end
def validate_stairbought(record)
return unless record.stairbought && record.type
return unless record.saledate && record.form.start_year_2024_or_later?
max_stairbought = case record.type
when 30, 16, 28, 31, 32
90
when 2, 18
75
when 24
50
end
if max_stairbought && record.stairbought > max_stairbought
record.errors.add :stairbought, I18n.t("validations.sales.sale_information.stairbought.stairbought_over_max", max_stairbought:, type: record.form.get_question("type", record).answer_label(record))
record.errors.add :type, I18n.t("validations.sales.sale_information.type.stairbought_over_max", max_stairbought:, type: record.form.get_question("type", record).answer_label(record))
end
end
def validate_discount_and_value(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.discount && record.value && record.la
if record.london_property? && record.discount_value > 136_400
%i[discount value la postcode_full uprn].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.value_over_discounted_london_max", discount_value: record.field_formatted_as_currency("discount_value"))
end
elsif record.property_not_in_london? && record.discount_value > 102_400
%i[discount value la postcode_full uprn].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.value_over_discounted_max", discount_value: record.field_formatted_as_currency("discount_value"))
end
end
end
def validate_non_staircasing_mortgage(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.value && record.deposit && record.equity
return unless record.shared_ownership_scheme? && record.type && record.mortgageused && record.is_not_staircasing?
if record.social_homebuy?
check_non_staircasing_socialhomebuy_mortgage(record)
else
check_non_staircasing_non_socialhomebuy_mortgage(record)
end
end
def validate_staircasing_mortgage(record)
return unless record.saledate && record.form.start_year_2024_or_later?
return unless record.value && record.deposit && record.stairbought
return unless record.shared_ownership_scheme? && record.type && record.mortgageused && record.is_staircase?
if record.social_homebuy?
check_staircasing_socialhomebuy_mortgage(record)
else
check_staircasing_non_socialhomebuy_mortgage(record)
end
end
def check_non_staircasing_socialhomebuy_mortgage(record)
return unless record.cashdis
if record.mortgage_used?
return unless record.mortgage
if over_tolerance?(record.mortgage_deposit_and_discount_total, record.expected_shared_ownership_deposit_value, 1)
%i[mortgage value deposit cashdis equity].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.non_staircasing_mortgage.mortgage_used_socialhomebuy",
mortgage: record.field_formatted_as_currency("mortgage"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
equity: "#{record.equity}%",
mortgage_deposit_and_discount_total: record.field_formatted_as_currency("mortgage_deposit_and_discount_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.non_staircasing_mortgage.mortgage_used_socialhomebuy",
mortgage: record.field_formatted_as_currency("mortgage"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
equity: "#{record.equity}%",
mortgage_deposit_and_discount_total: record.field_formatted_as_currency("mortgage_deposit_and_discount_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
elsif record.mortgage_not_used?
if over_tolerance?(record.deposit_and_discount_total, record.expected_shared_ownership_deposit_value, 1)
%i[mortgageused value deposit cashdis equity].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.non_staircasing_mortgage.mortgage_not_used_socialhomebuy",
deposit_and_discount_total: record.field_formatted_as_currency("deposit_and_discount_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
equity: "#{record.equity}%").html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.non_staircasing_mortgage.mortgage_not_used_socialhomebuy",
deposit_and_discount_total: record.field_formatted_as_currency("deposit_and_discount_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
equity: "#{record.equity}%").html_safe
end
end
end
def check_non_staircasing_non_socialhomebuy_mortgage(record)
if record.mortgage_used?
return unless record.mortgage
if over_tolerance?(record.mortgage_and_deposit_total, record.expected_shared_ownership_deposit_value, 1)
%i[mortgage value deposit equity].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.non_staircasing_mortgage.mortgage_used",
mortgage: record.field_formatted_as_currency("mortgage"),
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
equity: "#{record.equity}%",
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.non_staircasing_mortgage.mortgage_used",
mortgage: record.field_formatted_as_currency("mortgage"),
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
equity: "#{record.equity}%",
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
elsif record.mortgage_not_used?
if over_tolerance?(record.deposit, record.expected_shared_ownership_deposit_value, 1)
%i[mortgageused value deposit equity].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.non_staircasing_mortgage.mortgage_not_used",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.non_staircasing_mortgage.mortgage_not_used",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
expected_shared_ownership_deposit_value: record.field_formatted_as_currency("expected_shared_ownership_deposit_value")).html_safe
end
end
end
def check_staircasing_socialhomebuy_mortgage(record)
return unless record.cashdis
if record.mortgage_used?
return unless record.mortgage
if over_tolerance?(record.mortgage_deposit_and_discount_total, record.stairbought_part_of_value, 1)
%i[mortgage value deposit cashdis stairbought].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.staircasing_mortgage.mortgage_used_socialhomebuy",
mortgage_deposit_and_discount_total: record.field_formatted_as_currency("mortgage_deposit_and_discount_total"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value"),
mortgage: record.field_formatted_as_currency("mortgage"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
stairbought: "#{record.stairbought}%").html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.staircasing_mortgage.mortgage_used_socialhomebuy",
mortgage_deposit_and_discount_total: record.field_formatted_as_currency("mortgage_deposit_and_discount_total"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value"),
mortgage: record.field_formatted_as_currency("mortgage"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
stairbought: "#{record.stairbought}%").html_safe
end
elsif over_tolerance?(record.deposit_and_discount_total, record.stairbought_part_of_value, 1)
%i[mortgageused value deposit cashdis stairbought].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.staircasing_mortgage.mortgage_not_used_socialhomebuy",
deposit_and_discount_total: record.field_formatted_as_currency("deposit_and_discount_total"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
stairbought: "#{record.stairbought}%").html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.staircasing_mortgage.mortgage_not_used_socialhomebuy",
deposit_and_discount_total: record.field_formatted_as_currency("deposit_and_discount_total"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value"),
value: record.field_formatted_as_currency("value"),
deposit: record.field_formatted_as_currency("deposit"),
cashdis: record.field_formatted_as_currency("cashdis"),
stairbought: "#{record.stairbought}%").html_safe
end
end
def check_staircasing_non_socialhomebuy_mortgage(record)
if record.mortgage_used?
return unless record.mortgage
if over_tolerance?(record.mortgage_and_deposit_total, record.stairbought_part_of_value, 1)
%i[mortgage value deposit stairbought].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.staircasing_mortgage.mortgage_used",
mortgage: record.field_formatted_as_currency("mortgage"),
deposit: record.field_formatted_as_currency("deposit"),
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
value: record.field_formatted_as_currency("value"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value")).html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.staircasing_mortgage.mortgage_used",
mortgage: record.field_formatted_as_currency("mortgage"),
deposit: record.field_formatted_as_currency("deposit"),
mortgage_and_deposit_total: record.field_formatted_as_currency("mortgage_and_deposit_total"),
value: record.field_formatted_as_currency("value"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value")).html_safe
end
elsif over_tolerance?(record.deposit, record.stairbought_part_of_value, 1)
%i[mortgageused value deposit stairbought].each do |field|
record.errors.add field, I18n.t("validations.sales.sale_information.#{field}.staircasing_mortgage.mortgage_not_used",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value")).html_safe
end
record.errors.add :type, :skip_bu_error, message: I18n.t("validations.sales.sale_information.type.staircasing_mortgage.mortgage_not_used",
deposit: record.field_formatted_as_currency("deposit"),
value: record.field_formatted_as_currency("value"),
stairbought_part_of_value: record.field_formatted_as_currency("stairbought_part_of_value")).html_safe
end
end
def validate_mortgage_used_dont_know(record)
return unless record.mortgage_use_unknown?
if record.discounted_ownership_sale?
record.errors.add :mortgageused, I18n.t("validations.invalid_option", question: "was a mortgage used for the purchase of this property?")
end
if record.outright_sale? && record.saledate && !record.form.start_year_2024_or_later?
record.errors.add :mortgageused, I18n.t("validations.invalid_option", question: "was a mortgage used for the purchase of this property?")
record.errors.add :saledate, I18n.t("validations.sales.sale_information.saledate.mortgage_used_year")
end
if record.shared_ownership_scheme? && record.is_not_staircasing?
record.errors.add :mortgageused, I18n.t("validations.invalid_option", question: "was a mortgage used for the purchase of this property?")
record.errors.add :staircase, I18n.t("validations.sales.sale_information.staircase.mortgage_used_value")
end
if record.stairowned && !record.stairowned_100?
record.errors.add :stairowned, I18n.t("validations.sales.sale_information.stairowned.mortgageused_dont_know")
record.errors.add :mortgageused, I18n.t("validations.sales.sale_information.mortgageused.mortgageused_dont_know")
end
end
def validate_number_of_staircase_transactions(record)
return unless record.numstair
if record.firststair == 2 && record.numstair < 2
record.errors.add :numstair, I18n.t("validations.sales.sale_information.numstair.must_be_greater_than_one")
record.errors.add :firststair, I18n.t("validations.sales.sale_information.firststair.cannot_be_no")
end
end
def over_tolerance?(expected, actual, tolerance, strict: false)
if strict
(expected - actual).abs > tolerance
else
(expected - actual).abs >= tolerance
end
end
end