# frozen_string_literal: true

# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
require 'qexpr'
require 'psql'

module QueryNonprofits
  def self.all_that_need_payouts
    Psql.execute_vectors(
      Qexpr.new.select(
        'nonprofits.id',
        'nonprofits.stripe_account_id',
        "'support@commitchange.com' AS email",
        "'192.168.0.1' AS user_ip",
        'bank_accounts.name'
      ).from(:nonprofits)
      .where("nonprofits.verification_status='verified'")
      .join(:bank_accounts, 'bank_accounts.nonprofit_id=nonprofits.id')
      .where("bank_accounts.pending_verification='f'")
      .join(
        Qexpr.new.select('nonprofit_id')
        .from(:charges).group_by('nonprofit_id')
        .where("status='available'").as('charges'),
        'charges.nonprofit_id=nonprofits.id'
      )
    )[1..-1]
  end

  def self.by_search_string(string)
    results = Psql.execute_vectors(
      Qexpr.new.select(
        'nonprofits.id',
        'nonprofits.name'
      ).from(:nonprofits)
      .where('lower(nonprofits.name) LIKE lower($search)', search: "%#{string}%")
      .where("nonprofits.published='t'")
      .order_by('nonprofits.name ASC')
      .limit(10)
    )[1..-1]
    results = results.map { |id, name| { id: id, name: name } } if results
    results
  end

  def self.for_admin(params)
    expr = Qx.select(
      'nonprofits.id',
      'nonprofits.name',
      'nonprofits.email',
      'nonprofits.state_code',
      'nonprofits.created_at::date::text AS created_at',
      'nonprofits.verification_status',
      'nonprofits.vetted',
      'nonprofits.stripe_account_id',
      'coalesce(events.count, 0) AS events_count',
      'coalesce(campaigns.count, 0) AS campaigns_count',
      'billing_plans.percentage_fee',
      'cards.stripe_customer_id',
      'charges.total_processed',
      'charges.total_fees'
    ).from(:nonprofits)
             .add_left_join(:cards, "cards.holder_id=nonprofits.id AND cards.holder_type='Nonprofit'")
             .add_left_join(:billing_subscriptions, 'billing_subscriptions.nonprofit_id=nonprofits.id')
             .add_left_join(:billing_plans, 'billing_subscriptions.billing_plan_id=billing_plans.id')
             .add_left_join(
               Qx.select(
                 '((SUM(coalesce(fee, 0)) * .978) / 100)::money::text AS total_fees',
                 '(SUM(coalesce(amount, 0)) / 100)::money::text AS total_processed',
                 'nonprofit_id'
               )
                 .from(:charges)
                 .where("status != 'failed'")
                 .and_where("created_at::date >= '2017-03-15'")
                 .group_by('nonprofit_id')
                 .as('charges'),
               'charges.nonprofit_id=nonprofits.id'
             )
             .add_left_join(
               Qx.select('COUNT(id)', 'nonprofit_id')
                 .from(:events)
                 .group_by('nonprofit_id')
                 .as('events'),
               'events.nonprofit_id=nonprofits.id'
             )
             .add_left_join(
               Qx.select('COUNT(id)', 'nonprofit_id')
                 .from(:campaigns)
                 .group_by('nonprofit_id')
                 .as('campaigns'),
               'campaigns.nonprofit_id=nonprofits.id'
             )
             .paginate(params[:page].to_i, params[:page_length].to_i)
             .order_by('nonprofits.created_at DESC')

    if params[:search].present?
      expr = expr.where(%(
        nonprofits.name ILIKE $search
        OR nonprofits.email ILIKE $search
        OR nonprofits.city ILIKE $search
      ), search: '%' + params[:search] + '%')
    end

    expr.execute
  end

  def self.find_nonprofits_with_no_payments
    Nonprofit.includes(:payments).where('payments.nonprofit_id IS NULL')
  end

  def self.find_nonprofits_with_payments_in_last_n_days(days)
    Payment.where('date >= ?', Time.now - days.days).pluck('nonprofit_id').to_a.uniq
  end

  def self.find_nonprofits_with_payments_but_not_in_last_n_days(days)
    recent_nonprofits = find_nonprofits_with_payments_in_last_n_days(days)
    Payment.where('date < ?', Time.now - days.days).pluck('nonprofit_id').to_a.uniq.reject { |i| recent_nonprofits.include?(i) }
  end
end