Schools Update 2020

update_defunct.rb

class UpdateDefunct
  GLOABL_TAG = 'school_defunct_nov2020'

  def initialize(csv, dryrun: true)
    @csv = csv
    @dryrun = dryrun
    @errors = []
    @missing_bodies = []
  end

  attr_reader :errors, :missing_bodies

  def update_all
    rows.each do |row|
      body = PublicBody.find_by(name: row[:name])

      if body
        update_body(body, row)
      else
        missing_body(row)
      end
    end
  end

  def check_missing
    rows.reject { |row| PublicBody.where(name: row[:name]).exists? }
  end

  private

  attr_reader :csv, :dryrun

  def update_body(body, row)
    puts %Q(Marking "#{body.name}" as "#{row[:tag_string]}")
    return if dryrun

    body.last_edit_comment = GLOABL_TAG
    body.last_edit_editor = GLOABL_TAG

    add_tag(body, row[:tag_string])
    add_tag(body, GLOABL_TAG)

    body.save!
  rescue StandardError => e
    @errors << [body, row, e]
  end

  def missing_body(row)
    @missing_bodies << row
  end

  def rows
    CSV.read(csv, headers: true, header_converters: :symbol)
  end

  def add_tag(body, tag)
    return if body.tag_string.include?(tag)
    body.tag_string = body.tag_string + ' ' + tag
  end
end