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# -*- coding: utf-8 -*-
# vim:set et sts=4 sw=4:
#
# libzhuyin - Library to deal with zhuyin.
#
# Copyright (c) 2010 BYVoid <byvoid1@gmail.com>
# Copyright (C) 2011 Peng Wu <alexepico@gmail.com>
#
# 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 2, 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.


from operator import itemgetter
from utils import expand_file
from bopomofokeyboard import bopomofo_symbols, \
    bopomofo_num_tones, bopomofo_keyboards

def escape_char(ch):
    if ch == "'" or ch == "\\":
        ch = "\\" + ch;
    return "'{0}'".format(ch)


#generate shengmu and yunmu here
def gen_chewing_symbols(scheme):
    keyboard = bopomofo_keyboards[scheme]
    keyboard = keyboard[: bopomofo_num_tones]
    items = []
    for (i, key) in enumerate(keyboard):
        items.append((key, bopomofo_symbols[i]))
    items = sorted(items, key=itemgetter(0))
    entries = []
    for (key, string) in items:
        key = escape_char(key)
        string = '"{0}"'.format(string)
        entry = "{{{0: <5}, {1}}}".format(key, string)
        entries.append(entry)
    entries.append("{'\\0', NULL}")
    return ",\n".join(entries)


#generate tones here
def gen_chewing_tones(scheme):
    keyboard = bopomofo_keyboards[scheme]
    keyboard = keyboard[bopomofo_num_tones:]
    items = []
    for (i, key) in enumerate(keyboard, start=1):
        items.append((key, i));
    items = sorted(items, key=itemgetter(0))
    entries = []
    for (key, tone) in items:
        key = escape_char(key);
        entry = "{{{0: <5}, {1}}}".format(key, tone)
        entries.append(entry)
    entries.append("{'\\0', 0}")
    return ",\n".join(entries)


def get_table_content(tablename):
    (scheme, part) = tablename.split('_', 1)
    if part == "SYMBOLS":
        return gen_chewing_symbols(scheme);
    if part == "TONES":
        return gen_chewing_tones(scheme);


### main function ###
if __name__ == "__main__":
    expand_file("chewing_table.h.in", get_table_content)