require_relative 'band'
require_relative 'pdf_form'
require 'date'
require 'mail'

def send_registration_emails_for(band, pdf_url)
  mail = Mail.new
  mail.charset = 'UTF-8'
  mail.to = settings.contact_email
  mail.from = @band.contact.email
  mail.subject = "Registrering av band #{@band.name} til Norsk Urskog"
  mail.body = erb :registration_email, :layout => false, :locals => { :pdf_url => pdf_url }

  if settings.environment != :test && settings.respond_to?(:smtp)
    mail.delivery_method :smtp, settings.smtp
  end
  mail.deliver!
rescue Net::SMTPError => e
  band.errors << e.message
end

def generate_pdf_for(band, filename)
  pdf = PDFForm.new(band)
  pdf.render(filename)
end

def sanitize(s)
  s.gsub(/[ ,.:!^'*\/\\]+/, '-')
end

def create_pdf_file_name(band)
  filename = "#{Date.today.iso8601}-#{sanitize(band.name)}-#{sanitize(band.city)}.pdf"
end

def parse_date(str)
  Date.parse(str)
rescue TypeError => e
  $stderr << "Invalid date specified: " << str
  raise
end

def accept_registrations(settings)
  start_date = parse_date(settings.accept_registrations[:start])
  end_date = parse_date(settings.accept_registrations[:stop])
  start_date <= Date.today && end_date > Date.today
end