#!/usr/bin/env python3
# vim: wrapmargin=0 textwidth=0 smarttab expandtab tabstop=2 shiftwidth=2
"""Produce a report on the provided EDDN Gateway log file's ERRORs."""

import argparse
import re


def parse_cl_args() -> str:
  """
  Check command-line arguments for input file name.
  
  :returns: str - input file name
  """
  parser = argparse.ArgumentParser(
    prog='eddn-report-log-errors',
    description='Process an EDDN Gateway log file and report on any ERROR lines found'
  )

  parser.add_argument(
    'inputfile',
    metavar='<input file name>',
    help='Name of an EDDN Gateway log file'
  )

  args = parser.parse_args()

  return args.inputfile


def process_file(input_file: str) -> None:
  print(f'Input file: {input_file}')
  
  _RE_ERROR = re.compile(
    r'^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}[\.,][0-9]{3} - ERROR - Gateway:[0-9]+:'
    r' (?P<err_msg>.+)'
    r' \((?P<request_size>[0-9]+),'
    r' "(?P<uploader_id>[^"]*)",'
    r' "(?P<software_name>[^"]*)",'
    r' "(?P<software_version>[^"]*)",'
    r' "(?P<schema_ref>[^"]*)",'
    r' "(?P<journal_event>[^"]*)"\)'
    r' from (?P<sender_ip>.+)$'
  )
  # TODO: Make this handle gzipped files
  with open(input_file, 'r') as input:
    line = input.readline()
    while line:
      line = line.strip()
      matches = _RE_ERROR.search(line)
      if matches:
        # print(matches.group('err_msg'))
        # print(matches.group('request_size'))
        # print(matches.group('uploader_id'))
        # print(matches.group('software_name'))
        # print(matches.group('software_version'))
        # print(matches.group('schema_ref'))
        # print(matches.group('journal_event'))
        # print(matches.group('sender_ip'))
        # print('')

        ###################################################################
        # Issues we know about and HAVE already alerted their
        # developers to.
        ###################################################################
        if matches.group('software_name') == 'EDDiscovery':
          # https://github.com/EDDiscovery/EDDiscovery/releases/latest
          if matches.group('software_version') == '12.1.7.0':
            if matches.group('schema_ref') in (
              'https://eddn.edcd.io/schemas/shipyard/2',
              'https://eddn.edcd.io/schemas/outfitting/2',
            ):
              # Reported via Discord PM to Robby 2022-01-07
              if matches.group('err_msg') != 'Failed Validation "[<ValidationError: \'[] is too short\'>]"':
                print(line)

            else:
              print(line)

        elif matches.group('software_name') == 'EDDLite':
          # https://github.com/EDDiscovery/EDDLite/releases/tag/latest
          if matches.group('software_version') == '2.0.0':
            if matches.group('schema_ref') in (
              'https://eddn.edcd.io/schemas/shipyard/2',
              'https://eddn.edcd.io/schemas/outfitting/2',
            ):
              # Reported via Discord PM to Robby 2022-01-07
              if matches.group('err_msg') != 'Failed Validation "[<ValidationError: \'[] is too short\'>]"':
                print(line)

            else:
              print(line)

        elif matches.group('software_name') == 'EDDI':
          # https://github.com/EDCD/EDDI/releases/latest
          if matches.group('software_version') == '4.0.1':
            print(line)

        elif matches.group('software_name') == 'E:D Market Connector [Windows]':
          # https://github.com/EDCD/EDMarketConnector/releases/latest
          if matches.group('software_version') == '5.2.4':
            if matches.group('schema_ref') == 'https://eddn.edcd.io/schemas/codexentry/1':
              # <https://github.com/EDCD/EDMarketConnector/issues/1393>
              if matches.group('err_msg') != 'Failed Validation "[<ValidationError: "\'\' is too short">]"':
                print(matches.group('err_msg'))
                print(line)

            else:
              print(line)

        elif matches.group('software_name') == 'Elite G19s Companion App':
          # <https://edcodex.info/?m=tools&entry=212>
          if matches.group('software_version') == '3.7.7888.21039':
            if matches.group('schema_ref') == 'https://eddn.edcd.io/schemas/commodity/3':
              # Reported via Frontier forums: <https://forums.frontier.co.uk/threads/elite-g19s-companion-app-with-simulated-space-traffic-control.226782/post-9690204>
              if matches.group('err_msg') != 'Failed Validation "[<ValidationError: "Additional properties are not allowed (\'Proportion\', \'Name\' were unexpected)">]"':
                print(matches.group('err_msg'))
                print(line)

          else:
            print(line)

        elif matches.group('software_name') == 'EDSM':
          # It's in-browser, no public source/releases
          if matches.group('software_version') == '1.0.1':
            if matches.group('schema_ref') == 'https://eddn.edcd.io/schemas/journal/1':
              if matches.group('journal_event') == 'Scan':
                # <https://github.com/EDSM-NET/FrontEnd/issues/466>
                if not matches.group('err_msg').startswith(
                    'Failed Validation "[<ValidationError: "{\'type\': [\'array\', \'boolean\', \'integer\', \'number\', \'null\', \'object\', \'string\']} is not allowed for '
                  ):
                  print(matches.group('err_msg'))
                  print(line)

              else:
                print(line)

            else:
              print(line)

        elif matches.group('software_name') == 'EDSM - Console':
          # It's in-browser, no public source/releases
          if matches.group('software_version') == '1.0':
            if matches.group('schema_ref') == 'https://eddn.edcd.io/schemas/journal/1':
              if matches.group('journal_event') == 'Scan':
                # <https://github.com/EDSM-NET/FrontEnd/issues/466>
                if not matches.group('err_msg').startswith(
                    'Failed Validation "[<ValidationError: "{\'type\': [\'array\', \'boolean\', \'integer\', \'number\', \'null\', \'object\', \'string\']} is not allowed for '
                  ):
                  print(matches.group('err_msg'))
                  print(line)

              else:
                print(line)

            else:
              print(line)

        elif matches.group('software_name') == 'EDAOS':
          # Apparently a Barry Carylon project, but no home page ?
          if matches.group('software_version') == '1.2.3':
            if matches.group('schema_ref') == 'https://eddn.edcd.io/schemas/journal/1':
              if matches.group('journal_event') == 'Docked':
                # <https://discord.com/channels/164411426939600896/205369618284544000/929102478954340372>
                if not matches.group('err_msg').startswith(
                    'Failed Validation "[<ValidationError: "{\'type\': [\'array\', \'boolean\', \'integer\', \'number\', \'null\', \'object\', \'string\']} is not allowed for '
                  ):
                  print(matches.group('err_msg'))
                  print(line)

              else:
                print(line)

            else:
              print(line)

        ###################################################################
        # Issues we know about, but haven't yet alerted developers to
        ###################################################################
        ###################################################################
        else:
          print(line)

      line = input.readline()
      


if __name__ == "__main__":
  input_file = parse_cl_args()

  process_file(input_file)