module DefaultHostgroupBaseHostPatch

# File lib/default_hostgroup_base_host_patch.rb, line 34
def find_match(facts_map)
  facts_map.each do |group_name, facts|
    hg = Hostgroup.find_by_title(group_name)
    return hg if hg.present? && group_matches?(facts)
  end
  Rails.logger.info 'No match ...'
  false
end

# File lib/default_hostgroup_base_host_patch.rb, line 43
def group_matches?(facts)
  facts.each do |fact_name, fact_regex|
    fact_regex.gsub!(%r{(\A/|/\z)}, '')
    host_fact_value = facts_hash[fact_name]
    Rails.logger.info "Fact = #{fact_name}"
    Rails.logger.info "Regex = #{fact_regex}"
    return true if Regexp.new(fact_regex).match(host_fact_value)
  end
  false
end

# File lib/default_hostgroup_base_host_patch.rb, line 74
def host_has_no_hostgroup_or_forced?
  unless Setting[:force_hostgroup_match]
    if hostgroup.present?
      Rails.logger.debug 'DefaultHostgroupMatch: skipping, host has hostgroup'
      return false
    end
  end
  true
end

# File lib/default_hostgroup_base_host_patch.rb, line 62
def host_new_or_forced?
  if Setting[:force_hostgroup_match_only_new]
    # hosts have already been saved during import_host, so test the creation age instead
    new_host = ((Time.current - created_at) < 300)
    unless new_host && hostgroup.nil? && reports.empty?
      Rails.logger.debug 'DefaultHostgroupMatch: skipping, host exists'
      return false
    end
  end
  true
end

# File lib/default_hostgroup_base_host_patch.rb, line 8
def import_facts_with_match_hostgroup(facts)
  # Load the facts anyway, hook onto the end of it
  result = import_facts_without_match_hostgroup(facts)

  return result unless settings_exist?

  Rails.logger.debug 'DefaultHostgroupMatch: performing Hostgroup match'

  return result unless host_new_or_forced?
  return result unless host_has_no_hostgroup_or_forced?

  facts_map = SETTINGS[:default_hostgroup][:facts_map]
  new_hostgroup = find_match(facts_map)

  return result unless new_hostgroup

  self.hostgroup = new_hostgroup
  if Setting[:force_host_environment] == true
    self.environment = new_hostgroup.environment
  end
  save(validate: false)
  Rails.logger.info "DefaultHostgroupMatch: #{hostname} added to #{new_hostgroup}"

  result
end

# File lib/default_hostgroup_base_host_patch.rb, line 54
def settings_exist?
  unless SETTINGS[:default_hostgroup] && SETTINGS[:default_hostgroup][:facts_map]
    Rails.logger.warn 'DefaultHostgroupMatch: Could not load :default_hostgroup map from Settings.'
    return false
  end
  true
end