"""
    Custom extension for GMS server
"""
import termcolor
from django.http import HttpResponse
from django.conf import settings


class SystemException(Exception):
    """
        Class to manage system exceptions. When return that exception if django.setting.DEBUG is
        true the exception arise as normal (Printing output in log and web).
        But if  django.setting.DEBUG is false only a HTTP code 500 is send to web.

        Parameters
        ----------
        args: iter
            Lenght=1, The message.

        Attributes
        ----------
        message: str
            Message explaining why this exception occurs.
    """
    def __init__(self, *args):
        super().__init__(*args)
        self.message = args[0]

    def get(self, _):
        """
            Method executed when the exception is returnes as an httpResponse
        Parameters
        ----------
        _

        Returns
        -------

        """
        if settings.DEBUG:
            raise Exception(self.message)
        else:
            return HttpResponse(status=500)

    def __str__(self):
        return termcolor.colored(super().__str__(), 'red')