# Copyright (c) 2015 Ultimaker B.V.
# Uranium is released under the terms of the LGPLv3 or higher.

from UM.Logger import LogOutput
from UM.Resources import Resources

import logging
import sys
import os.path

class FileLogger(LogOutput):
    def __init__(self, file_name):
        super().__init__()
        self._logger =  logging.getLogger(self._name)  # Create python logger
        self._logger.setLevel(logging.DEBUG)

        # Do not try to save to the app dir as it may not be writeable or may not be the right
        # location to save the log file. Instead, try and save in the settings location since
        # that should be writeable.
        self.setFileName(Resources.getStoragePath(Resources.Resources, file_name))

    def setFileName(self, file_name):
        if ".log" in file_name:
            file_handler = logging.FileHandler(file_name, encoding = "utf-8")
            format_handler = logging.Formatter("%(asctime)s - %(levelname)s - %(message)s")
            file_handler.setFormatter(format_handler)
            self._logger.addHandler(file_handler)
        else:
            pass  # TODO, add handling
    
    ##  Log message to file. 
    #   \param log_type "e" (error) , "i"(info), "d"(debug) or "w"(warning)
    #   \param message String containing message to be logged
    def log(self, log_type, message):
        if log_type == "w":  # Warning
            self._logger.warning(message)
        elif log_type == "i":  # Info
            self._logger.info(message)
        elif log_type == "e":  # Error
            self._logger.error(message)
        elif log_type == "d":  # Debug
            self._logger.debug(message)
        elif log_type == "c":  # Critical
            self._logger.critical(message)
        else:
            print("Unable to log. Received unknown type %s" % log_type)