import logging
import optparse
import sys
import distutils.version

from wizard import command, deploy, git, shell, util

def main(argv, baton):

    usage = """usage: %prog configure [ARGS]

Takes an already cloned working copy and configures the
application, running any installer scripts and creating
configuration files.  Options change depending on what
application is being configured in the current working directory.

This is a plumbing command, normal users should use
`%prog install`."""

    # XXX: squick squick squick
    if argv and argv[0][0] != '-':
        if '--help' not in argv and '-h' not in argv:
            argv.append('--help')
    if '--help' in argv or '-h' in argv:
        # Do a "fake parse" in order to get out the application name
        parser = optparse.OptionParser(usage, add_help_option=False)
        parser.add_option("--help", "-h", action="store_true")
        options, args = parser.parse_args(argv)
        try:
            application = args[0]
        except IndexError:
            parser.error("Use 'wizard configure --help APP' to see APP-specific options.")
        version = None # not relevant
    else:
        tag = git.describe()
        application, _, version = tag.partition('-')

    app = deploy.applications()[application]
    handler = app.install_handler

    parser = command.WizardOptionParser(usage)
    handler.push(parser)
    options, args = parser.parse_all(argv)
    handler.handle(options)

    app.install(distutils.version.LooseVersion(version), options)

    sh = shell.Shell()
    message = "Autoinstall configuration of %s locker.\n\n%s" % (util.get_dir_owner(), util.get_git_footer())
    util.set_git_env()
    try:
        message += "\nConfigured-by: " + util.get_operator_git()
    except util.NoOperatorInfo:
        pass
    sh.call("git", "commit", "--allow-empty", "-a", "-m", message)