#!/usr/bin/env python
# -*- coding: utf-8 -*-

# Copyright © 2012-2017 Zulip, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

from __future__ import print_function
import importlib
import optparse
import sys

from six.moves import StringIO as _StringIO
sys.path.insert(0, './api')
from typing import IO
import zulip

class StringIO(_StringIO):
    name = '' # https://github.com/python/typeshed/issues/598

usage = """upload-file --user=<user's email address> --api-key=<user's api key> [options]

Upload a file, and print the corresponding URI.

Example: upload-file --user=cordelia@zulip.com --api-key=a0b1c2d3e4f5a6b7c8d9e0f1a2b3c4d5 --file-path=cat.png

You can omit --user and --api-key arguments if you have a properly set up ~/.zuliprc
If no --file-path is specified, a placeholder text file will be used instead.
"""

parser = optparse.OptionParser(usage=usage)
parser.add_option('--file-path')
parser.add_option_group(zulip.generate_option_group(parser))
(options, args) = parser.parse_args()

client = zulip.init_from_options(options)

file = None # type: IO
if options.file_path:
    file = open(options.file_path, 'rb')
else:
    file = StringIO('This is a test file.')
    file.name = 'test.txt'

response = client.upload_file(file)

try:
    print('File URI: {}'.format(response['uri']))
except KeyError:
    print('Error! API response was: {}'.format(response))