import subprocess
from subprocess import SubprocessError, TimeoutExpired, CalledProcessError
import platform

class Sra:
  def __init__(self, file_path, output_file_path):
    """
    SRA class
    :param file_path: _sra.xml file path
    :param output_file_path: path to output the sra calculation
    """
    self._file_path = file_path
    self._output_file_path = output_file_path
    if platform.system() == 'Linux':
      self._executable = 'citysim_sra'
    elif platform.system() == 'Windows':
      self._executable = 'shortwave_integer'


  def run(self):
    """
    Calls the software
    """
    try:
      subprocess.run([self._executable, str(self._file_path)], stdout=subprocess.DEVNULL)
    except (SubprocessError, TimeoutExpired, CalledProcessError) as error:
      raise Exception(error)