# -*- coding: utf-8 -*-
# Copyright (c) 2011-2015 Raphaël Barrois
#
# 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.


"""Helpers for testing django apps."""

import os.path

try:
    from PIL import Image
except ImportError:
    try:
        import Image
    except ImportError:
        Image = None

from django.conf import settings
from django.db import models

class StandardModel(models.Model):
    foo = models.CharField(max_length=20)


class NonIntegerPk(models.Model):
    foo = models.CharField(max_length=20, primary_key=True)
    bar = models.CharField(max_length=20, blank=True)


class AbstractBase(models.Model):
    foo = models.CharField(max_length=20)

    class Meta:
        abstract = True


class ConcreteSon(AbstractBase):
    pass


class AbstractSon(AbstractBase):
    class Meta:
        abstract = True


class ConcreteGrandSon(AbstractSon):
    pass


class StandardSon(StandardModel):
    pass


class PointedModel(models.Model):
    foo = models.CharField(max_length=20)


class PointingModel(models.Model):
    foo = models.CharField(max_length=20)
    pointed = models.OneToOneField(PointedModel, related_name='pointer', null=True)


WITHFILE_UPLOAD_TO = 'django'
WITHFILE_UPLOAD_DIR = os.path.join(settings.MEDIA_ROOT, WITHFILE_UPLOAD_TO)

class WithFile(models.Model):
    afile = models.FileField(upload_to=WITHFILE_UPLOAD_TO)


if Image is not None:  # PIL is available

    class WithImage(models.Model):
        animage = models.ImageField(upload_to=WITHFILE_UPLOAD_TO)
        size = models.IntegerField(default=0)

else:
    class WithImage(models.Model):
        pass


class WithSignals(models.Model):
    foo = models.CharField(max_length=20)


class CustomManager(models.Manager):

    def create(self, arg=None, **kwargs):
        return super(CustomManager, self).create(**kwargs)


class WithCustomManager(models.Model):

    foo = models.CharField(max_length=20)

    objects = CustomManager()


class AbstractWithCustomManager(models.Model):
    custom_objects = CustomManager()

    class Meta:
        abstract = True


class FromAbstractWithCustomManager(AbstractWithCustomManager):
    pass