submit-social-housing-lettings-and-sales-data/app/models/validations/soft_validations.rb

module Validations::SoftValidations
  ALLOWED_INCOME_RANGES = {
    1 => OpenStruct.new(soft_min: 143, soft_max: 730, hard_min: 90, hard_max: 1230),
    2 => OpenStruct.new(soft_min: 67, soft_max: 620, hard_min: 50, hard_max: 950),
    3 => OpenStruct.new(soft_min: 80, soft_max: 480, hard_min: 40, hard_max: 990),
    4 => OpenStruct.new(soft_min: 50, soft_max: 370, hard_min: 10, hard_max: 450),
    5 => OpenStruct.new(soft_min: 50, soft_max: 380, hard_min: 10, hard_max: 690),
    6 => OpenStruct.new(soft_min: 53, soft_max: 540, hard_min: 10, hard_max: 890),
    7 => OpenStruct.new(soft_min: 47, soft_max: 460, hard_min: 10, hard_max: 1300),
    8 => OpenStruct.new(soft_min: 54, soft_max: 460, hard_min: 10, hard_max: 820),
    9 => OpenStruct.new(soft_min: 50, soft_max: 450, hard_min: 10, hard_max: 750),
    0 => OpenStruct.new(soft_min: 50, soft_max: 580, hard_min: 10, hard_max: 1040),
    10 => OpenStruct.new(soft_min: 47, soft_max: 730, hard_min: 10, hard_max: 1300),
  }.freeze

  def net_income_in_soft_max_range?
    return unless weekly_net_income && ecstat1

    weekly_net_income.between?(applicable_income_range.soft_max, applicable_income_range.hard_max)
  end

  def net_income_in_soft_min_range?
    return unless weekly_net_income && ecstat1

    weekly_net_income.between?(applicable_income_range.hard_min, applicable_income_range.soft_min)
  end

  def rent_in_soft_min_range?
    return unless brent && weekly_value(brent) && startdate

    rent_range = LaRentRange.find_by(start_year: collection_start_year, la:, beds:, lettype:)
    rent_range.present? && weekly_value(brent).between?(rent_range.hard_min, rent_range.soft_min)
  end

  def rent_in_soft_max_range?
    return unless brent && weekly_value(brent) && startdate

    rent_range = LaRentRange.find_by(start_year: collection_start_year, la:, beds:, lettype:)
    rent_range.present? && weekly_value(brent).between?(rent_range.soft_max, rent_range.hard_max)
  end

  (1..8).each do |person_num|
    define_method("person_#{person_num}_retired_under_soft_min_age?") do
      retired_under_soft_min_age?(person_num)
    end
    define_method("person_#{person_num}_not_retired_over_soft_max_age?") do
      not_retired_over_soft_max_age?(person_num)
    end
  end

  def no_females_in_a_pregnant_household?
    !females_in_the_household? && all_tenants_age_and_gender_information_completed? && preg_occ == 1
  end

  def female_in_pregnant_household_in_soft_validation_range?
    all_tenants_age_and_gender_information_completed? && (females_in_age_range(11, 15) || females_in_age_range(51, 65)) && !females_in_age_range(16, 50) && preg_occ == 1
  end

  def all_tenants_age_and_gender_information_completed?
    (1..hhmemb).all? do |n|
      public_send("sex#{n}").present? && public_send("age#{n}").present? && details_known_or_lead_tenant?(n) && public_send("age#{n}_known").present? && public_send("age#{n}_known").zero?
    end
  end

private

  def details_known_or_lead_tenant?(tenant_number)
    return true if tenant_number == 1

    public_send("details_known_#{tenant_number}").zero?
  end

  def females_in_age_range(min, max)
    (1..hhmemb).any? do |n|
      public_send("sex#{n}") == "F" && public_send("age#{n}").present? && public_send("age#{n}").between?(min, max)
    end
  end

  def females_in_the_household?
    (1..hhmemb).any? do |n|
      public_send("sex#{n}") == "F" || public_send("sex#{n}").nil?
    end
  end

  def tenant_is_retired?(economic_status)
    economic_status == 5
  end

  def tenant_prefers_not_to_say?(economic_status)
    economic_status == 10
  end

  def retired_under_soft_min_age?(person_num)
    age = public_send("age#{person_num}")
    economic_status = public_send("ecstat#{person_num}")
    gender = public_send("sex#{person_num}")
    return unless age && economic_status && gender

    %w[M X].include?(gender) && tenant_is_retired?(economic_status) && age < 67 ||
      gender == "F" && tenant_is_retired?(economic_status) && age < 60
  end

  def not_retired_over_soft_max_age?(person_num)
    age = public_send("age#{person_num}")
    economic_status = public_send("ecstat#{person_num}")
    gender = public_send("sex#{person_num}")
    tenant_retired_or_prefers_not_say = tenant_is_retired?(economic_status) || tenant_prefers_not_to_say?(economic_status)
    return unless age && economic_status && gender

    %w[M X].include?(gender) && !tenant_retired_or_prefers_not_say && age > 67 ||
      gender == "F" && !tenant_retired_or_prefers_not_say && age > 60
  end
end