class AgreementsController < ApplicationController
  include PrepareAgreementPage

  before_action :authenticate_user!, except: [:lead_conditional_loan_agreement]
  before_action :parse_token, only: %i[lead_conditional_loan_agreement], unless: Proc.new { user_signed_in? }
  before_action :set_infinity_clients

  after_action -> {
    ahoy.track "lead_conditional_loan_agreement", {page: 'lead_conditional_loan_agreement'}
  }, only: :lead_conditional_loan_agreement

  after_action -> {
    ahoy.track "organic_conditional_loan_agreement", {page: 'organic_conditional_loan_agreement'}
  }, only: :organic_conditional_loan_agreement

  def lead_conditional_loan_agreement
    redirect_to loan_application_current_path and return if user_signed_in?
    inf_customer_id = @attrs[:customer_id]
    inf_loan_id     = @attrs[:loan_id]
    loan            = @client.get_loan inf_customer_id, inf_loan_id
    # DEV-147
    if loan && loan[:creation_timestamp] < eval("#{LEADS_EXPIRE_IN}.ago")
      redirect_to new_user_session_path, alert: I18n.t('please_login') and return
    end

    if current_user = User.find_by_infinity_customer_id(inf_customer_id)
      if la = current_user.loan_applications.where(infinity_loan_id: inf_loan_id).last
        la.update! ip_address: request.remote_ip
      elsif !LoanApplication.where(infinity_loan_id: inf_loan_id).exists?
        inf_customer = @client.get_customer inf_customer_id
        create_loan_application_for_user(current_user, inf_customer, loan, @attrs[:lead_id])
        deny_loan_if_in_declines_store(loan,  @attrs[:lead_id])
      else
        found_loan_app = LoanApplication.where(infinity_loan_id: inf_loan_id).last
        found_user = found_loan_app.user
        logger.warn("Found account duplicate: #{found_user.email} with infinity_loan_id:#{found_loan_app.infinity_loan_id} for lead: #{@attrs[:lead_id]}, current_user: #{current_user.email}")
        login_method = if identity = found_user.social_identities.last
          identity.provider
        else
          found_user.email
        end
        login_hint = I18n.t('please_login_with', login_method: login_method)
        session[:login_hint] = login_hint
        redirect_to new_user_session_path, alert: login_hint and return
      end
    else
      begin
        inf_customer = @client.get_customer inf_customer_id
        current_user = find_or_create_user_with_loan_application! inf_customer, loan, @attrs[:lead_id]
        ahoy.track "lead", page: 'lead_conditional_loan_agreement',
                           infinity_customer_id: inf_customer[:id],
                           infinity_loan_id: loan[:id],
                           lead_id:  @attrs[:lead_id]
      rescue ActiveRecord::RecordInvalid => e
        return redirect_to(new_user_session_path, :alert => I18n.t('problem_creating'))
      end
    end

    sign_in(current_user)
    ahoy.authenticate(current_user)
    @loan_app = current_user.loan_application
    redirect_to(loan_application_current_path) and return if @loan_app.declined_credit?

    path = declined_by_routing_number_with_path(@loan_app)
    redirect_to path and return unless path.nil?

    process_conditional_loan_agreement(loan, @loan_app); return if performed?
    render(:conditional_landing_page)
  end