class AwsXRegionSync

# File lib/aws_xregion_sync.rb, line 7
def self.run config_file_path_or_hash
  do_syncs config_file_path_or_hash, :sync
end

# File lib/aws_xregion_sync.rb, line 11
def self.sync_required? config_file_path_or_hash
  do_syncs config_file_path_or_hash, :sync_required?
end

# File lib/aws_xregion_sync.rb, line 24
def self.configure config
  # Use to_hash since this will allow a broader range of config options to anyone
  # passing in a config object rather than a filename
  if config.respond_to? :to_hash
    Configure.generate_sync_jobs config.to_hash
  else
    Configure.configure_from_file config 
  end
end

# File lib/aws_xregion_sync.rb, line 58
def self.create_results_from_config_errors errors
  errors ? errors.map {|job_key, config_errors| SyncResult.new(job_key, false, nil, config_errors)} : []
end

# File lib/aws_xregion_sync.rb, line 15
def self.do_syncs config_file_path_or_hash, job_method
  job_configs = configure config_file_path_or_hash
  error_results = create_results_from_config_errors job_configs[:errors]
  job_syncs = sync job_configs[:jobs], job_method

  job_syncs + error_results
end

# File lib/aws_xregion_sync.rb, line 35
def self.sync jobs, job_method
  results = []
  jobs.each do |job|
    completed = false
    errors = nil
    synced_object_id = nil
    begin
      synced_object_id = job.send job_method
      completed = true
    rescue Exception => e
      # Yes, we're trapping everything here.  I'd like all the sync jobs to at least attempt
      # to run each time sync is called.  If they all bail with something like a memory error
      # or something else along those lines, then so be it, the error will get raised eventually
      errors = [e]
    end

    results << SyncResult.new(job.sync_name, completed, synced_object_id, errors)
  end

  results
end