#!/usr/bin/env python3
import os
import sys
import glob
from shutil import copyfile
from setuptools import setup

def get_data_files(force_settings=False):
    data_files = []
    
    # Handle locale files
    locale_files = glob.glob('locale/*/LC_MESSAGES/*.mo')
    for locale_file in locale_files:
        lang = locale_file.split(os.sep)[1]
        dest_dir = f'/usr/share/locale/{lang}/LC_MESSAGES'
        data_files.append((dest_dir, [locale_file]))

    # Handle configuration files
    directories = glob.glob('config/*')
    for directory in directories:
        files = glob.glob(directory+'/*')
        dest_dir = ''
        if 'config/punctuation' in directory:
            dest_dir = '/etc/fenrirscreenreader/punctuation'
        elif 'config/keyboard' in directory:
            dest_dir = '/etc/fenrirscreenreader/keyboard'
        elif 'config/settings' in directory:
            dest_dir = '/etc/fenrirscreenreader/settings'
            if not force_settings:
                try:
                    files.remove('config/settings/settings.conf')
                except ValueError:
                    pass
        elif 'config/scripts' in directory:
            dest_dir = '/usr/share/fenrirscreenreader/scripts'
        if dest_dir:
            data_files.append((dest_dir, files))

    # Handle sound files
    files = glob.glob('config/sound/default/*')
    data_files.append(('/usr/share/sounds/fenrirscreenreader/default', files))
    files = glob.glob('config/sound/template/*')
    data_files.append(('/usr/share/sounds/fenrirscreenreader/template', files))

    return data_files

def post_install_actions():
    if '--force-settings' not in sys.argv:
        print('')
        # create settings file from example if not exist
        if not os.path.isfile('/etc/fenrirscreenreader/settings/settings.conf'):
            try:
                copyfile('/etc/fenrirscreenreader/settings/settings.conf.example',
                        '/etc/fenrirscreenreader/settings/settings.conf')
                print('create settings file in /etc/fenrirscreenreader/settings/settings.conf')
            except:
                pass
        else:
            print('settings.conf file found. It is not overwritten automatically')

    print('')
    print('To have Fenrir start at boot:')
    print('sudo systemctl enable fenrir')
    print('Pulseaudio users may want to run:')
    print('/usr/share/fenrirscreenreader/tools/configure_pulse.sh')
    print('once as their user account and once as root to configure Pulseaudio.')
    print('Please install the following packages manually:')
    print('- Speech-dispatcher: for the default speech driver')
    print('- Espeak: as basic TTS engine')
    print('- sox: is a player for the generic sound driver')

if __name__ == "__main__":
    force_settings = '--force-settings' in sys.argv
    if force_settings:
        sys.argv.remove('--force-settings')
    
    setup(
        data_files=get_data_files(force_settings),
    )
    
    post_install_actions()