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

# Copyright 2015 by Leipzig University Library, http://ub.uni-leipzig.de
#                by The Finc Authors, http://finc.info
#                by Martin Czygan, <martin.czygan@uni-leipzig.de>
#
# This file is part of some open source application.
#
# Some open source application is free software: you can redistribute
# it and/or modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation, either
# version 3 of the License, or (at your option) any later version.
#
# Some open source application is distributed in the hope that it will
# be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
#
# @license GPL-3.0+ <http://spdx.org/licenses/GPL-3.0+>
#

"""
Find all TAGs (usually source ids) for which tasks exist. Output a list like:

    $ tasktags | csvtomd -d '<CTRL-V> <TAB>'
    ...
    ai        |  AIQuality
    ai        |  AIRedact
    ai        |  AITask
    ai        |  AIUpdate
    amsl      |  AMSLCollections
    amsl      |  AMSLCollectionsISIL
    amsl      |  AMSLCollectionsISILList
    amsl      |  AMSLCollectionsShardFilter
    amsl      |  AMSLFilterConfig
    amsl      |  AMSLFilterConfigFreeze
    ...

    Optionally emit header with `-h`.
"""

import sys

from luigi.task import Register

from siskin.sources import *
from siskin.workflows import *

if __name__ == '__main__':
    if len(sys.argv) > 1 and sys.argv[1] == "-h":
        print("Tag", "Class")

    for name in Register.task_names():
        klass = Register.get_task_cls(name)
        if not hasattr(klass, "TAG"):
            continue
        print("%s\t%s" % (getattr(klass, "TAG"), name))
