#!/usr/bin/env python
# -*- coding: utf-8 -*-

"""Classes used by main program. Handles CSV and GPX processing."""

from datetime import datetime

class Radiation:
    def __init__(self, timestamp, radiation, local_timezone, si_factor):
        self.timestamp = self._time_conversion(timestamp, local_timezone)
        self.radiation = self._radiation(radiation, si_factor)

    def __repr__(self):
        return '%s %f µS/h' % (str(self.timestamp), self.radiation)

    def _time_conversion(self, timestamp, local_timezone):
        csv_naive_time = datetime.fromisoformat(timestamp)
        # Set timezone
        csv_aware_time = csv_naive_time.astimezone(local_timezone)
        return csv_aware_time

    def _radiation(self, radiation, si_factor):
        # Convert CP/M to µS/h using si_factor
        radiation = round(float(radiation) * si_factor, 2)
        return radiation

class Position:
    def __init__(self, timestamp, latitude, longitude):
        self.timestamp = timestamp
        self.latitude = latitude
        self.longitude = longitude