# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import SchemaMigration
from django.db import models


class Migration(SchemaMigration):

    def forwards(self, orm):
        # Deleting field 'Session.speaker'
        db.delete_column('conference_session', 'speaker_id')

        # Adding M2M table for field speakers on 'Session'
        db.create_table('conference_session_speakers', (
            ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
            ('session', models.ForeignKey(orm['conference.session'], null=False)),
            ('speaker', models.ForeignKey(orm['conference.speaker'], null=False))
        ))
        db.create_unique('conference_session_speakers', ['session_id', 'speaker_id'])


    def backwards(self, orm):
        # Adding field 'Session.speaker'
        db.add_column('conference_session', 'speaker',
                      self.gf('django.db.models.fields.related.ForeignKey')(default=1, to=orm['conference.Speaker']),
                      keep_default=False)

        # Removing M2M table for field speakers on 'Session'
        db.delete_table('conference_session_speakers')


    models = {
        'auth.group': {
            'Meta': {'object_name': 'Group'},
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
        },
        'auth.permission': {
            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
        },
        'auth.user': {
            'Meta': {'object_name': 'User'},
            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
        },
        'conference.event': {
            'Meta': {'object_name': 'Event'},
            'description': ('django.db.models.fields.TextField', [], {'null': 'True'}),
            'end': ('django.db.models.fields.DateTimeField', [], {}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
            'start': ('django.db.models.fields.DateTimeField', [], {})
        },
        'conference.room': {
            'Meta': {'object_name': 'Room'},
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
        },
        'conference.session': {
            'Meta': {'object_name': 'Session'},
            'description': ('django.db.models.fields.TextField', [], {}),
            'end': ('django.db.models.fields.DateTimeField', [], {}),
            'event': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['conference.Event']"}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
            'room': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['conference.Room']", 'null': 'True', 'blank': 'True'}),
            'speakers': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['conference.Speaker']", 'symmetrical': 'False'}),
            'start': ('django.db.models.fields.DateTimeField', [], {})
        },
        'conference.speaker': {
            'Meta': {'object_name': 'Speaker'},
            'bio': ('django.db.models.fields.TextField', [], {}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
        },
        'conference.track': {
            'Meta': {'object_name': 'Track'},
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
        },
        'contenttypes.contenttype': {
            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
        }
    }

    complete_apps = ['conference']
