# coding=utf-8
from __future__ import absolute_import, division, print_function

__author__ = "Gina Häußge <osd@foosel.net>"
__license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
__copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"

import octoprint.plugin


class VirtualPrinterPlugin(octoprint.plugin.SettingsPlugin):
	def virtual_printer_factory(self, comm_instance, port, baudrate,
	                            read_timeout):
		if not port == "VIRTUAL":
			return None

		if not self._settings.global_get_boolean(
				["devel", "virtualPrinter", "enabled"]):
			return None

		import logging.handlers
		from octoprint.logging.handlers import CleaningTimedRotatingFileHandler

		seriallog_handler = CleaningTimedRotatingFileHandler(self._settings.get_plugin_logfile_path(postfix="serial"),
		                                                     when="D",
		                                                     backupCount=3)
		seriallog_handler.setFormatter(logging.Formatter("%(asctime)s %(message)s"))
		seriallog_handler.setLevel(logging.DEBUG)

		from . import virtual

		serial_obj = virtual.VirtualPrinter(seriallog_handler=seriallog_handler,
		                                    read_timeout=float(read_timeout))
		return serial_obj


__plugin_name__ = "Virtual Printer"
__plugin_author__ = "Gina Häußge, based on work by Daid Braam"
__plugin_homepage__ = "https://github.com/foosel/OctoPrint/wiki/Plugin:-Virtual-Printer"
__plugin_license__ = "AGPLv3"
__plugin_description__ = "Provides a virtual printer via a virtual serial port for development and testing purposes"


def __plugin_load__():
	plugin = VirtualPrinterPlugin()

	global __plugin_implementation__
	__plugin_implementation__ = plugin

	global __plugin_hooks__
	__plugin_hooks__ = {
		"octoprint.comm.transport.serial.factory": plugin.virtual_printer_factory
	}