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#!/usr/bin/env  python

__license__   = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
Embedded console for debugging.

import sys, os
from calibre.utils.config import OptionParser
from calibre.constants import iswindows
from calibre import prints

def option_parser():
    parser = OptionParser(usage='''\
%prog [options]

Run an embedded python interpreter.
    parser.add_option('-c', '--command', help='Run python code.', default=None)
    parser.add_option('-e', '--exec-file', default=None, help='Run the python code in file.')
    parser.add_option('-d', '--debug-device-driver', default=False, action='store_true',
                      help='Debug the specified device driver.')
    parser.add_option('-g', '--gui',  default=False, action='store_true',
                      help='Run the GUI',)
    parser.add_option('--paths', default=False, action='store_true',
            help='Output the paths necessary to setup the calibre environment')
    parser.add_option('--migrate', action='store_true', default=False,
                      help='Migrate old database. Needs two arguments. Path '
                           'to library1.db and path to new library folder.')
    parser.add_option('--add-simple-plugin', default=None,
            help='Add a simple plugin (i.e. a plugin that consists of only a '
            '.py file), by specifying the path to the py file containing the '
            'plugin code.')
    parser.add_option('--pdfreflow', default=None,
            help='Path to PDF file to try and reflow. Output will be placed in '
            'current directory. ')

    return parser

def migrate(old, new):
    from calibre.utils.config import prefs
    from calibre.library.database import LibraryDatabase
    from calibre.library.database2 import LibraryDatabase2
    from calibre.utils.terminfo import ProgressBar
    from calibre import terminal_controller
    class Dummy(ProgressBar):
        def setLabelText(self, x): pass
        def setAutoReset(self, y): pass
        def reset(self): pass
        def setRange(self, min, max):
            self.min = min
            self.max = max
        def setValue(self, val):
            self.update(float(val)/getattr(self, 'max', 1))

    db = LibraryDatabase(old)
    db2 = LibraryDatabase2(new)
    db2.migrate_old(db, Dummy(terminal_controller, 'Migrating database...'))
    prefs['library_path'] = os.path.abspath(new)
    print 'Database migrated to', os.path.abspath(new)

def debug_device_driver():
    from calibre.devices import debug
    debug(ioreg_to_tmp=True, buf=sys.stdout)
    if iswindows:
        raw_input('Press Enter to continue...')

def add_simple_plugin(path_to_plugin):
    import tempfile, zipfile, shutil
    tdir = tempfile.mkdtemp()
    open(os.path.join(tdir, 'custom_plugin.py'),
            'wb').write(open(path_to_plugin, 'rb').read())
    odir = os.getcwd()
    zf = zipfile.ZipFile('plugin.zip', 'w')
    from calibre.customize.ui import main
    main(['calibre-customize', '-a', 'plugin.zip'])

def main(args=sys.argv):
    from calibre.constants import debug
    if len(args) > 2 and args[1] in ('-e', '--exec-file'):
        sys.argv = [args[2]] + args[3:]
        ef = os.path.abspath(args[2])
        base = os.path.dirname(ef)
        sys.path.insert(0, base)
        g = globals()
        g['__name__'] = '__main__'
        execfile(ef, g)

    opts, args = option_parser().parse_args(args)
    if opts.gui:
        from calibre.gui2.main import main
    elif opts.command:
        sys.argv = args[:1]
        exec opts.command
    elif opts.debug_device_driver:
    elif opts.migrate:
        if len(args) < 3:
            print 'You must specify the path to library1.db and the path to the new library folder'
            return 1
        migrate(args[1], args[2])
    elif opts.add_simple_plugin is not None:
    elif opts.paths:
    elif opts.pdfreflow:
        from calibre.ebooks.pdf.reflow import option_parser as px, run
        from calibre.utils.logging import default_log
        opts2, args = px().parse_args(['xxxx', '-vvvv', opts.pdfreflow])
        run(opts2, opts.pdfreflow, default_log)
        from calibre import ipython

    return 0

if __name__ == '__main__':

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