#!/usr/bin/python3
###############################################################################
#                                                                             #
# Pakfire - The IPFire package management system                              #
# Copyright (C) 2017 Pakfire development team                                 #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

import os
import sys

# Catch ImportError and show a more user-friendly message about what went wrong
try:
	import pakfire.cli

except ImportError as e:
	# Try to load at least the i18n support, but when this fails as well we can
	# go with an English error message.
	try:
		from pakfire.i18n import _
	except ImportError:
		_ = lambda x: x

	print(_("There has been an error when trying to import one or more of the"
		" modules, that are required to run Pakfire."))
	print(_("Please check your installation of Pakfire."))
	print()
	print(_("The error that lead to this:"))
	print("  ", e)
	print()

	# Exit immediately.
	sys.exit(1)

basename2cls = {
	"pakfire"         : pakfire.cli.Cli,
	"pakfire-builder" : pakfire.cli.CliBuilder,
	"pakfire-client"  : pakfire.cli.CliClient,
	"pakfire-daemon"  : pakfire.cli.CliDaemon,
	"pakfire-key"     : pakfire.cli.CliKey,
	"builder"         : pakfire.cli.CliBuilderIntern,
}

# Get the basename of the program
basename = os.path.basename(sys.argv[0])

# Check if the program was called with a weird basename.
# If so, we exit immediately.
if basename not in basename2cls:
	sys.exit(127)

cli = basename2cls[basename]()
ret = cli.run()

sys.exit(ret)