# thogai.el --- Stenotyping software

# Stenotyping software for Emacs
# Copyright © 2022 Arun Isaac <arunisaac@systemreboot.net>

# This file is part of thogai.

# thogai 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.

# thogai 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 thogai.  If not, see <http://www.gnu.org/licenses/>.

import sys

if len(sys.argv) != 2:
    print(f'Usage: {sys.argv[0]} PATH_TO_PLOVER_SOURCE')
    sys.exit(1)

sys.path.append(sys.argv[1] + '/plover/system')

from english_stenotype import ORTHOGRAPHY_RULES

def make_elisp_safe(pattern):
    # Remove negative lookbehind assertion not supported by elisp
    # regular expressions. Escape characters for elisp regular
    # expressions. We compensate for the removed negative lookbehind
    # assertion by implementing it in elisp code without regular
    # expressions.
    return pattern.replace('|(?<![gin]a)r', '') \
                  .replace('\\', '\\\\') \
                  .replace('(', '\\\\(') \
                  .replace(')', '\\\\)') \
                  .replace('|', '\\\\|')

print(';; Generated from plover.system.english_stenotype\n')
print("(defvar thogai-english-orthography-rules '(")
for pattern, replacement in ORTHOGRAPHY_RULES:
    print(f'("{make_elisp_safe(pattern)}" . "{make_elisp_safe(replacement)}")')
print('))')

print("\n(provide 'thogai-english-orthography)")