110swag / flashy-backend

Commit 8b6e41f08f72c206f8d38ab5bbdf5797aa03c7d7

Authored by Andrew Buss 2015-04-28 18:48:52 -0700

Exists in master

Added some helper model functions

Showing 3 changed files with 118 additions and 11 deletions Inline Diff

.gitignore
flashy/flashcards/migrations/0001_initial.py
flashy/flashcards/models.py

*~	1	1	*~
venv*	2	2	venv*
*.pyc	3	3	*.pyc
.idea*	4	4	.idea*
.*.swp	5	5	.*.swp
		6	*.sqlite3

File was created	1	# -- coding: utf-8 --
	2	from __future__ import unicode_literals
	3
	4	from django.db import models, migrations
	5	from django.conf import settings
	6
	7
	8	class Migration(migrations.Migration):
	9
	10	dependencies = [
	11	migrations.swappable_dependency(settings.AUTH_USER_MODEL),
	12	]
	13
	14	operations = [
	15	migrations.CreateModel(
	16	name='Class',
	17	fields=[
	18	('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
	19	('department', models.CharField(max_length=50)),
	20	('course_num', models.IntegerField()),
	21	('name', models.CharField(max_length=50)),
	22	('professor', models.CharField(max_length=50)),
	23	('quarter', models.CharField(max_length=4)),
	24	('members', models.ManyToManyField(to=settings.AUTH_USER_MODEL)),
	25	],
	26	),
	27	migrations.CreateModel(
	28	name='Flashcard',
	29	fields=[
	30	('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
	31	('text', models.CharField(max_length=255)),
	32	('pushed', models.DateTimeField()),
	33	('material_date', models.DateTimeField()),
	34	('hidden', models.CharField(max_length=255, null=True, blank=True)),
	35	('associated_class', models.ForeignKey(to='flashcards.Class')),
	36	('author', models.ForeignKey(to=settings.AUTH_USER_MODEL)),
	37	],
	38	),
	39	migrations.CreateModel(
	40	name='FlashcardMask',
	41	fields=[
	42	('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
	43	('ranges', models.CharField(max_length=255)),
	44	],
	45	),
	46	migrations.CreateModel(
	47	name='UserFlashcard',
	48	fields=[
	49	('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
	50	('pulled', models.DateTimeField(null=True)),
	51	('unpulled', models.DateTimeField(null=True)),
	52	('flashcard', models.ForeignKey(to='flashcards.Flashcard')),
	53	('mask', models.ForeignKey(to='flashcards.FlashcardMask')),
	54	('user', models.ForeignKey(to=settings.AUTH_USER_MODEL)),
	55	],
	56	),
	57	migrations.CreateModel(
	58	name='UserFlashCardReview',
	59	fields=[
	60	('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
	61	('when', models.DateTimeField()),
	62	('blanked_word', models.CharField(max_length=8)),
	63	('response', models.CharField(max_length=255, null=True, blank=True)),
	64	('correct', models.NullBooleanField()),
	65	('user_flashcard', models.ForeignKey(to='flashcards.UserFlashcard')),
	66	],
	67	),
	68	migrations.AddField(
	69	model_name='flashcard',
	70	name='mask',
	71	field=models.ForeignKey(to='flashcards.FlashcardMask', null=True),
	72	),
	73	migrations.AddField(

		1	from django.contrib.auth.models import User
from django.db import models	1	2	from django.db import models
	2	3
		4
class UserFlashcard(models.Model):	3	5	class UserFlashcard(models.Model):
"""	4	6	"""
Represents the relationship between a user and a flashcard by:	5	7	Represents the relationship between a user and a flashcard by:
1. A user has a flashcard in their deck	6	8	1. A user has a flashcard in their deck
2. A user used to have a flashcard in their deck	7	9	2. A user used to have a flashcard in their deck
3. A user has a flashcard hidden from them	8	10	3. A user has a flashcard hidden from them
"""	9	11	"""
user = models.ForeignKey(User)	10	12	user = models.ForeignKey(User)
mask = models.ForeignKey('FlashcardMask')	11	13	mask = models.ForeignKey('FlashcardMask')
pulled = models.DateTimeField()	12	14	pulled = models.DateTimeField(null=True)
flashcard = models.ForeignKey(Flashcard)	13	15	flashcard = models.ForeignKey('Flashcard')
unpulled = models.DateTimeField()	14	16	unpulled = models.DateTimeField(null=True)
	15	17
		18	class Meta:
		19	unique_together = (('user', 'flashcard'),)
		20	index_together = ["user", "flashcard"]
		21	ordering = ['-pulled']
		22
		23	def is_hidden(self):
		24	return not self.pulled
		25
		26	def is_active(self):
		27	return self.pulled and not self.unpulled
		28
		29
class FlashcardMask(models.Model):	16	30	class FlashcardMask(models.Model):
ranges = models.CharField(max_length=255)	17	31	ranges = models.CharField(max_length=255)
	18	32
		33
class Flashcard(models.Model):	19	34	class Flashcard(models.Model):
text = models.CharField(max_length=255)	20	35	text = models.CharField(max_length=255)
associated_class = models.ForeignKey(Class)	21	36	associated_class = models.ForeignKey('Class')
pushed = models.DateTimeField()	22	37	pushed = models.DateTimeField()
material_date = models.DateTimeField()	23	38	material_date = models.DateTimeField()
previous = models.ForeignKey('Flashcard')	24	39	previous = models.ForeignKey('Flashcard', null=True)
author = models.ForeignKey('User')	25	40	author = models.ForeignKey(User)
hidden = models.CharField(null=True, max_length=255)	26	41	hidden = models.CharField(null=True, blank=True, max_length=255)
mask = models.ForeignKey(FlashcardMask)	27	42	mask = models.ForeignKey(FlashcardMask, null=True)
	28	43
		44	def is_visible_to(self, user):
		45	try:
		46	result = self.userflashcard_set.get(user=user)
		47	return not result.is_hidden()
		48	except UserFlashcard.DoesNotExist:
		49	return not self.hidden
		50
		51	@classmethod
		52	def cards_visible_to(cls, user):
		53	return cls.objects.filter(hidden=False).exclude(userflashcard=user, userflashcard__pulled=None)
		54
		55
class UserFlashCardReview(models.Model):	29	56	class UserFlashCardReview(models.Model):
user_flashcard = models.ForeignKey(UserFlashcard)	30	57	user_flashcard = models.ForeignKey(UserFlashcard)
when = models.DateTimeField()	31	58	when = models.DateTimeField()
blanked_word = models.CharField(max_length=8)	32	59	blanked_word = models.CharField(max_length=8)
response = models.CharField(max_length=255, blank=True, null=True)	33	60	response = models.CharField(max_length=255, blank=True, null=True)
correct = models.NullBooleanField()	34	61	correct = models.NullBooleanField()
		62
	35	63
class Class(models.Model):	36	64	class Class(models.Model):
department = models.CharField(max_length=50)	37	65	department = models.CharField(max_length=50)
course_num = models.IntegerField()	38	66	course_num = models.IntegerField()
name = models.CharField(max_length=50)	39	67	name = models.CharField(max_length=50)
professor = models.CharField(max_length=50)	40	68	professor = models.CharField(max_length=50)
quarter = models.CharField(max_length=4)	41	69	quarter = models.CharField(max_length=4)
members = models.ManyToManyField(User)	42	70	members = models.ManyToManyField(User)
	43	71