#!/home/rhetenor/Projects/esp/python/.venv/bin/python

import argparse
import os
import sys

import webrepl

examples="""webreplcmd --host 192.168.4.1 --password ulx3s ls
webreplcmd --host 192.168.4.1 --password ulx3s get src-remote-file.txt dest-local-file.txt
webreplcmd --host 192.168.4.1 --password ulx3s put src-local-file.txt dest-remote-file.txt
webreplcmd --host 192.168.4.1 --password ulx3s cat main.py
webreplcmd --host 192.168.4.1 --password ulx3s cmd 'import os; os.listdir()'
"""

parser = argparse.ArgumentParser(description='webrepl - connect to websocket webrepl',
  formatter_class=argparse.RawDescriptionHelpFormatter,
  epilog=examples)
parser.add_argument('--host', '-i', default=os.environ.get('WEBREPL_HOST', None), help="Host to connect to")
parser.add_argument('--port', '-P', type=int, default=os.environ.get('WEBREPL_PORT', 8266), help="Port to connect to")
parser.add_argument('--verbose', '-v', action='store_true', help="Verbose information")
parser.add_argument('--debug', '-d', action='store_true', help="Enable debugging messages")
parser.add_argument('--password', '-p', default=os.environ.get('WEBREPL_PASSWORD', None), help="Use following password to connect")
parser.add_argument('--before', '-B', action='append', default=os.environ.get('WEBREPL_BEFORE', None), help="command to execute before")
parser.add_argument('--cmd', '-c', action='append', default=os.environ.get('WEBREPL_CMD', None), help="command to execute")
parser.add_argument('--after', '-A', action='append', default=os.environ.get('WEBREPL_AFTER', None), help="command to execute after")
parser.add_argument('commands', metavar='CMD', type=str, nargs='+',
                    help='commands for repl')

args = parser.parse_args()

if not args.host:
  print("You need to specify host")
  parser.print_usage()
  sys.exit()

password=''
if not args.password:
  print("You need to specify password")
  try:
    import getpass
    password = getpass.getpass()
  except:
    parser.print_usage()
    sys.exit()
else:
  password = args.password

if not args.commands or len(args.commands)<1:
  print("Command is not recognized/given")
  parser.print_usage()
  sys.exit()

repl=webrepl.Webrepl(**{})

if args.debug:
  repl.debug = True

if args.verbose:
  repl.verbose = True

try:
  repl.connect(args.host, args.port)
  repl.login(password)
except Exception as e:
  print("Error connecting to host",args.host,"at port",args.port,":",e)
  sys.exit()

if not repl.connected:
  print("Not connected. Check your password!")
  sys.exit()

if args.before:
  for cmd in args.before:
    print("[i] Issuing command: "+cmd)
    try:
      r=repl.send_cmd(cmd)
      print(r.decode())
    except Exception as e:
      print("[e] Error running command:",cmd,":",e)

cmd = args.commands[0].lower()

if cmd == "ver" or cmd == "version":
  if args.verbose:
    print("[i] Getting version")
  ver=repl.get_ver()
  print("[i] Version ",ver[0], ver[1], ver[2])
elif cmd == "list" or cmd == "ls":
  print("[i] Listing")
  r=repl.sendcmd("import os; os.listdir()")
  print(r.decode())
elif cmd == "get" or cmd == "download":
  if len(args.commands)<3:
    sys.stderr.write("Not enough arguments for "+cmd+"\n")
    sys.exit()
  source=args.commands[1]
  dest=args.commands[2]
  if args.verbose:
    print("[i] Downloading "+source+" to "+dest)
  repl.get_file(source, dest)
elif cmd == "put" or cmd == "upload":
  if len(args.commands)<3:
    sys.stderr.write("Not enough arguments for "+cmd+"\n")
    sys.exit()
  source=args.commands[1]
  dest=args.commands[2]
  if args.verbose:
    print("[i] Uploading "+source+" to "+dest)
  repl.put_file(source, dest)
elif cmd == "del" or cmd == "rm" or cmd == "dele":
  if len(args.commands)<2:
    sys.stderr.write("Not enough arguments for "+cmd+"\n")
    sys.exit()
  filename=args.commands[1]
  if args.verbose:
    print("[i] Deleting "+filename)
  r=repl.sendcmd("import os; os.remove('"+filename+"')")
  print(r.decode())
elif cmd == "print" or cmd == "cat" or cmd == "type":
  if len(args.commands)<2:
    sys.stderr.write("Not enough arguments for "+cmd+"\n")
    sys.exit()
  source=args.commands[1]
  if args.verbose:
    print("[i] Content of file",source)
  r=repl.get_file_content(source)
  print(r.decode())
elif cmd == "command" or cmd == "cmd":
  if len(args.commands)<2:
    sys.stderr.write("Not enough arguments for "+cmd+"\n")
    sys.exit()
  cmd=args.commands[1]
  if args.verbose:
    print("[i] Executing "+cmd)
  r=repl.sendcmd(cmd)
  print(r.decode())
else:
  sys.stderr.write("Command not recognized\n")

if args.cmd:
  for cmd in args.cmd:
    print("[i] Issuing command: "+cmd)
    try:
      r=repl.send_cmd(cmd)
      print(r.decode())
    except Exception as e:
      print("[e] Error running command:",cmd,":",e)

if args.after:
  for cmd in args.after:
    print("[i] Issuing command: "+cmd)
    try:
      r=repl.send_cmd(cmd)
      print(r.decode())
    except Exception as e:
      print("[e] Error running command:",cmd,":",e)

if args.verbose:
  print("[i] closing REPL/WS")
repl.disconnect()