#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
    :codeauthor: Pedro Algarvio (pedro@algarvio.me)


    setup-transifex-config
    ~~~~~~~~~~~~~~~~~~~~~~

    Setup the Transifex client configuration file
"""

import getpass

# Import python libs
import os
import sys

import ConfigParser

HOST = "https://www.transifex.com"
RCFILE = os.path.abspath(
    os.environ.get("TRANSIFEX_RC", os.path.expanduser("~/.transifexrc"))
)


def main():
    """
    Run the setup code
    """
    print(
        "This script will setup a Transifex client configuration file, or, "
        "if it already exists, make some minimal checks to see if it's "
        "properly configured\n"
    )
    if not os.path.exists(RCFILE):
        while True:
            username = os.environ.get("TRANSIFEX_USER", None)
            if username is not None:
                break
            try:
                username = raw_input("What is your username on Transifex.com? ")
                if username:
                    break
            except KeyboardInterrupt:
                print
                sys.exit(1)
        while True:
            password = os.environ.get("TRANSIFEX_PASS", None)
            if password is not None:
                break
            try:
                password = getpass.getpass("What is your password on Transifex.com? ")
                if password:
                    break
            except KeyboardInterrupt:
                print
                sys.exit(1)

        config = ConfigParser.SafeConfigParser()
        config.add_section(HOST)
        config.set(HOST, "token", "")
        config.set(HOST, "hostname", HOST)
        config.set(HOST, "username", username)
        config.set(HOST, "password", password)

        config.write(open(RCFILE, "w"))
        print("username and password stored in '{0}'".format(RCFILE))

        os.chmod(RCFILE, 0600)
        print("Secured the permissions on '{0}' to 0600".format(RCFILE))

        sys.exit(0)

    # The file exists, let's see if it's properly configured
    config = ConfigParser.SafeConfigParser()
    config.read([RCFILE])

    if not config.has_section(HOST):
        print(
            "'~/.transifexrc' is not properly configured, it's missing "
            "the {0} section".format(HOST)
        )

    for setting in ("username", "password", "hostname", "token"):
        if not config.has_option(HOST, setting):
            print(
                "'~/.transifexrc' is not properly configured, it's "
                "missing the {0} option".format(setting)
            )
            sys.exit(1)

        if setting == "token":
            # Token should be left empty
            continue

        if not config.get(HOST, setting):
            print(
                "'~/.transifexrc' is not properly configured, it's "
                "missing a value for the {0} option".format(setting)
            )
            sys.exit(1)


if __name__ == "__main__":
    main()