#!/usr/bin/python2

# Copyright (C) 2011  Pawel Stiasny

# 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 sys
import traceback
import os.path
import curses

from vitabs.editor import Editor
import vitabs.commands

def terminate_curses():
    curses.nocbreak()
    stdscr.keypad(0)
    curses.echo()
    curses.endwin()

stdscr = curses.initscr()
curses.noecho()
curses.cbreak()
stdscr.keypad(1)

try:
    ed = Editor(stdscr)

    ed.register_handlers(vitabs.commands)
    
    # modify this for os-specifig config path
    sys.path.append(os.path.expanduser('~/.config/vitabs/plugins'))
    user_config_path = os.path.expanduser('~/.config/vitabs/config.py')
    if os.path.isfile(user_config_path):
        exec(compile(open(user_config_path).read(), user_config_path, 'exec'))
    
    if len(sys.argv) > 1:
        ed.load_tablature(sys.argv[1])

    ed.init_screen()
    ed.normal_mode()
except:
    terminate_curses()
    print("\033[91mSomething terrible happened\033[0m")
    print(traceback.format_exc())
    try:
        if ed.file_name:
            fn = ed.file_name + '~'
        else:
            fn = 'vitabs-bak'
        ed.save_tablature(fn)
        print("\033[91mBackup saved in", fn, "\033[0m")
    except:
        print("Backup save failed")
else:
    terminate_curses()

#curses.wrapper(ncmain)

