# Copyright (C) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).
# All rights reserved. Contact: Pasi Eronen <pasi.eronen@nokia.com>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
#  * Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  * Redistributions in binary form must reproduce the above
#    copyright notice, this list of conditions and the following
#    disclaimer in the documentation and/or other materials provided
#    with the distribution.
#
#  * Neither the name of the Nokia Corporation and/or its
#    subsidiary(-ies) nor the names of its contributors may be used
#    to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

from django.db import models
from ietf.idtracker.models import InternetDraft

class RfcEditorQueue(models.Model):
    STREAM_CHOICES = (
        (0, 'Unknown'),
        (1, 'IETF'),
        (2, 'IAB'),
        (3, 'IRTF'),
        (4, 'Independent')
    )
    draft = models.OneToOneField(InternetDraft, db_column="id_document_tag", related_name="rfc_editor_queue_state",primary_key=True)
    date_received = models.DateField()
    state = models.CharField(max_length=200, blank=True, null=True)
    # currently, queue2.xml does not have this information, so
    # this field will be NULL (but we could get it from other sources)
    state_date = models.DateField(blank=True,null=True)
    stream = models.IntegerField(choices=STREAM_CHOICES)
    auth48_url =  models.CharField(max_length=200, blank=True, null=True)
    rfc_number = models.IntegerField(null=True)
    def __str__(self):
        return "RfcEditorQueue"+str([self.draft, self.date_received, self.state, self.state_date, self.stream])
    class Meta:
        db_table = "rfc_editor_queue_mirror"

class RfcEditorQueueRef(models.Model):
    source = models.ForeignKey(InternetDraft, db_column="source", related_name="rfc_editor_queue_refs")
    destination = models.CharField(max_length=200)
    in_queue = models.BooleanField()
    direct = models.BooleanField()      # Is this a direct (or indirect) depencency?
    class Meta:
        db_table = "rfc_editor_queue_mirror_refs"

class RfcIndex(models.Model):
    rfc_number = models.IntegerField(primary_key=True)
    title = models.CharField(max_length=250)
    authors = models.CharField(max_length=250)
    rfc_published_date = models.DateField()
    current_status = models.CharField(max_length=50,null=True)
    updates = models.CharField(max_length=200,blank=True,null=True)
    updated_by = models.CharField(max_length=200,blank=True,null=True)
    obsoletes = models.CharField(max_length=200,blank=True,null=True)
    obsoleted_by = models.CharField(max_length=200,blank=True,null=True)
    also = models.CharField(max_length=50,blank=True,null=True)
    draft = models.CharField(max_length=200,null=True)
    has_errata = models.BooleanField()
    stream = models.CharField(max_length=15,blank=True,null=True)
    wg = models.CharField(max_length=15,blank=True,null=True)
    file_formats = models.CharField(max_length=20,blank=True,null=True)
    def __str__(self):
        return "RfcIndex"+str(self.rfc_number)
    class Meta:
        db_table = "rfc_index_mirror"

class DraftVersions(models.Model):
    # Django does not support multi-column primary keys, so
    # we can't use filename+revision. But the key for this table
    # does not really matter, so we'll have an 'id' field
    id = models.AutoField(primary_key=True)
    filename = models.CharField(max_length=200, db_index=True)
    revision = models.CharField(max_length=2)
    revision_date = models.DateField()
    def __str__(self):
        return "DraftVersions"+self.filename+self.revision+str(self.revision_date)
    class Meta:
        db_table = "draft_versions_mirror"


from django.conf import settings
if settings.USE_DB_REDESIGN_PROXY_CLASSES:
    RfcIndexOld = RfcIndex
    from ietf.doc.proxy import RfcIndex