import glob
import os
import shutil

def RPT_latest():
  path = os.getenv('LOCALAPPDATA') + r"\Arma 3"
  list_of_files = glob.glob(path + r'/*.rpt')

  if len(list_of_files) == 0:
    return ""
  else:
    return max(list_of_files, key = os.path.getctime)

def RPT_name():
  path_to_file = RPT_latest()
  return os.path.basename(path_to_file)

def RPT_size():
  path_to_file = RPT_latest()
  size = os.path.getsize(path_to_file)

  #Convert to kb
  return (size / 1024)

def RPT_read(line_count):
  path_to_file = RPT_latest()
  if path_to_file == "":
   return "No Files found!"
  RPT_file = open(path_to_file, encoding="utf-8")
  content = RPT_file.readlines()
  number_of_lines = len(content)

  if line_count > number_of_lines:
    line_count = number_of_lines

  start_index = number_of_lines - line_count
  print(start_index)
  RPT_content = ""

  counter = 0
  while start_index + counter < number_of_lines:
   RPT_content += content[start_index + counter]
   counter += 1
  RPT_file.close()
  return RPT_content

def BackupMissionSQM(missionroot, backuproot, prefix, timestamp):

  backupFolderPath = backuproot + "\\"

  if (not os.path.exists(backupFolderPath)):
    os.makedirs (backupFolderPath)

  shutil.copyfile(missionroot + "\\mission.sqm", backuproot + "\\"+ prefix + "mission.sqm" + "_" + timestamp)