from . import nc
from . import iso_modal
import math
import datetime
import time

now = datetime.datetime.now()


class Creator(iso_modal.Creator):
    def __init__(self):
        iso_modal.Creator.__init__(self)
        self.output_block_numbers = False
        self.output_tool_definitions = False
        self.output_G43_on_tool_change_line = True

    def SPACE(self):
        if self.start_of_line == True:
            self.start_of_line = False
            return ""
        else:
            return " "

    def PROGRAM(self):
        return None

    def PROGRAM_END(self):
        if self.output_tool_change:
            return "T0" + self.SPACE() + "M06" + self.SPACE() + "M02"
        else:
            return "M02"

    def dwell(self, t):
        self.write("\n")
        iso_modal.Creator.dwell(self, t)

    ############################################################################
    # Begin Program

    def program_begin(self, id, comment):
        if self.useCrc == False:
            self.write(
                (
                    "(Created with emc2b post processor "
                    + str(now.strftime("%Y/%m/%d %H:%M"))
                    + ")"
                    + "\n"
                )
            )
        else:
            self.write(
                (
                    "(Created with emc2b Cutter Radius Compensation post processor "
                    + str(now.strftime("%Y/%m/%d %H:%M"))
                    + ")"
                    + "\n"
                )
            )
        iso_modal.Creator.program_begin(self, id, comment)


nc.creator = Creator()