class KPM::Coordinates

def build_coordinates(coordinate_map)
  group_id = coordinate_map[:group_id]
  artifact_id = coordinate_map[:artifact_id]
  packaging = coordinate_map[:packaging]
  classifier = coordinate_map[:classifier]
  version = coordinate_map[:version]
  if classifier.nil?
    if version.nil?
      "#{group_id}:#{artifact_id}:#{packaging}"
    else
      "#{group_id}:#{artifact_id}:#{packaging}:#{version}"
    end
  else
    "#{group_id}:#{artifact_id}:#{packaging}:#{classifier}:#{version}"
  end
end

def get_coordinate_map(entry)
  parts = entry.split(':')
  length = parts.size
  if length == 3
    {:group_id => parts[0], :artifact_id => parts[1], :packaging => parts[2]}
  elsif length == 4
    {:group_id => parts[0], :artifact_id => parts[1], :packaging => parts[2], :version => parts[3]}
  elsif length == 5
    {:group_id => parts[0], :artifact_id => parts[1], :packaging => parts[2],  :classifier => parts[3], :version => parts[4]}
  end
end