#! /usr/bin/python3
import sys
import os

from clint import arguments
from clint.textui import puts, indent, colored

from dpkgunlockercli import DpkgUnlockerCli




def usage():
	puts("Usage")
	with indent(4):
		puts("dpkgunlocker-cli [FLAGS...] ACTION")
		puts("Actions")
		with indent(4):	
			puts("showinfo")
			puts("unlock")

		puts("Flags")
		with indent(4):
			puts("-h --help : Show help")
			puts("-u --unattended: Run the unlock command without prompting for user confirmation")
			puts("-k --kill: Run the unlocke command killing the associated running process. It can cause problems if used incorrectly ")

	sys.exit(1)

#def usage	

def isDpkgUnlocker_running():

	if os.path.exists('/var/run/dpkgUnlocker.lock'):
		print("  [Dpkg-Unlocker-Cli]: Dpkg-Unlocker is now running. Wait a moment and try again")
		sys.exit(1)
	
#def isDpkgUnlocked_running

		
if __name__ == '__main__':

	if os.geteuid() != 0:
		print("  [DpkgUnlocker-Cli]: You need be root!")
		sys.exit(1)

	
	isDpkgUnlocker_running()
		
	args = arguments.Args().copy
	mode=False
	kill=False

	if args.contains(["-h","--help"]) or len(args.all) == 0 :
		usage()		
	if args.contains(["-u","--unattended"]):
		mode=True
		index = args.first(["-u","--unattended"])
		args.pop(index)
	if args.contains(["-k","--kill"]):
		kill=True
		index = args.first(["-k","--kill"])
		args.pop(index)


	action = args.pop(0)

	dpkgunlockercli = DpkgUnlockerCli(args.get(0))
	if action == "showinfo":
		sys.exit(dpkgunlockercli.showInfo(mode,kill))
	elif action=="unlock":
		sys.exit(dpkgunlockercli.unlock(mode,kill))	
	else:
		usage()