Submit social housing lettings and sales data (CORE)
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module DerivedVariables::SalesLogVariables
def set_derived_fields!
self.ethnic = 17 if ethnic_refused?
if exdate.present?
self.exday = exdate.day
self.exmonth = exdate.month
self.exyear = exdate.year
end
if hodate.present?
self.hoday = hodate.day
self.homonth = hodate.month
self.hoyear = hodate.year
end
self.deposit = value if outright_sale? && mortgage_not_used?
if mscharge_known.present? && mscharge_known.zero?
self.mscharge = 0
end
self.pcode1, self.pcode2 = postcode_full.split(" ") if postcode_full.present?
self.totchild = total_child
self.totadult = total_adult + total_elder
self.hhmemb = totchild + totadult
self.hhtype = household_type
end
private
def total_elder
ages = [age1, age2, age3, age4, age5, age6]
ages.count { |age| age.present? && age >= 60 }
end
def total_child
(2..6).count do |i|
age = public_send("age#{i}")
relat = public_send("relat#{i}")
age.present? && ((age < 20 && %w[C].include?(relat)))
end
end
def total_adult
total = age1.present? && age1.between?(16, 59) ? 1 : 0
total + (2..6).count do |i|
age = public_send("age#{i}")
relat = public_send("relat#{i}")
age.present? && ((age.between?(20, 59) || age.between?(18, 19) && relat != "C"))
end
end
def household_type
return unless total_elder && total_adult && totchild
if only_one_elder?
1
elsif only_two_elders?
2
elsif only_one_adult?
3
elsif only_two_adults?
4
elsif one_adult_with_at_least_one_child?
5
elsif at_least_two_adults_with_at_least_one_child?
6
else
9
end
end
def at_least_two_adults_with_at_least_one_child?
total_elder.zero? && total_adult >= 2 && totchild >= 1
end
def one_adult_with_at_least_one_child?
total_elder.zero? && total_adult == 1 && totchild >= 1
end
def only_two_adults?
total_elder.zero? && total_adult == 2 && totchild.zero?
end
def only_one_adult?
total_elder.zero? && total_adult == 1 && totchild.zero?
end
def only_two_elders?
total_elder == 2 && total_adult.zero? && totchild.zero?
end
def only_one_elder?
total_elder == 1 && total_adult.zero? && totchild.zero?
end
end