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# coding=utf-8
from django.contrib.auth.models import User
from django.db import models
from django.utils.translation import gettext_lazy as _
MEASUREMENT_UNITS = [('KG', 'kg'),
('G', 'g'),
('MG', 'mg'),
('L', 'l'),
('ML', 'ml'),
('TEA', _('teaspoon')),
('TBL', _('tablespoon')),
('PINCH', _('pinch')),
('PIECE', _('piece'))]
class Profile(models.Model):
user = models.OneToOneField(User, models.CASCADE)
daily_calories_demand = models.DecimalField(_('Daily kilo calories demand'),
help_text=_('At most this amount of kilo calories is needed per day'),
default=2000.00,
decimal_places=2,
max_digits=6)
daily_fat_demand = models.DecimalField(_('Daily fat demand'),
help_text=_('At most this amount of fat is needed per day'),
default=117.00,
decimal_places=2,
max_digits=5)
daily_carbohydrate_demand = models.DecimalField(
_('Daily carbohydrate demand'),
help_text=_('At most this amount of carbohydrates is needed per day'),
default=150.00,
decimal_places=2,
max_digits=5,
)
daily_sugar_demand = models.DecimalField(_('Daily sugar demand'),
help_text=_('At most this amount of sugar is needed per day'),
default=25.00,
decimal_places=2,
max_digits=5)
daily_roughage_demand = models.DecimalField(
_('Daily roughage demand'),
help_text=_('At least this amount of roughage should be eaten per day'),
default=30.00,
decimal_places=2,
max_digits=5
)
daily_protein_demand = models.DecimalField(
_('Daily protein demand'),
help_text=_('At most this amount of protein should be eaten per day'),
default=90.00,
decimal_places=2,
max_digits=5,
)
class Meta:
verbose_name = _('Profile')
verbose_name_plural = _('Profiles')
def __str__(self):
return self.user.username
class KitchenUtility(models.Model):
name = models.CharField(_('Name'), max_length=255)
class Meta:
verbose_name = _('Kitchen utility')
verbose_name_plural = _('Kitchen utilities')
def __str__(self):
return self.name
class Ingredient(models.Model):
name = models.CharField(_('Name'), max_length=255)
class Meta:
verbose_name = _('Ingredient')
verbose_name_plural = _('Ingredients')
def __str__(self):
return self.name
class Recipe(models.Model):
author = models.ForeignKey(User, models.SET_NULL, null=True)
kitchen_utilities = models.ManyToManyField(KitchenUtility,
through='UsedKitchenUtility')
ingredients = models.ManyToManyField(Ingredient, through='UsedIngredient')
name = models.CharField(_('Name'), max_length=255)
image = models.ImageField(_('Image'), blank=True, null=True)
experience_level = models.CharField(_('Required cooking experience'), max_length=255,
choices=[
('NOV', _('Novice')),
('INT', _('Intermediate')),
('ADV', _('Advanced')),
('EXP', _('Expert'))
])
calories = models.DecimalField(_('Kilo Calories'), decimal_places=2, max_digits=6,
help_text=_('How many kilo calories are contained in one portion?'))
fat = models.DecimalField(_('Fat'), decimal_places=2, max_digits=5,
help_text=_('How much fat does one portion contain?'))
carbohydrates = models.DecimalField(_('Carbohydrates'), decimal_places=2, max_digits=5,
help_text=_('How much carbohydrates does one portion contain?'))
sugar = models.DecimalField(_('Sugar'), decimal_places=2, max_digits=5,
help_text=_('How much sugar does one portion contain?'))
roughage = models.DecimalField(_('Roughage'), decimal_places=2, max_digits=5,
help_text=_('How much roughage does one portion contain?'))
protein = models.DecimalField(_('Protein'), decimal_places=2, max_digits=5,
help_text=_('How much protein does one portion contain?'))
class Meta:
verbose_name = _('Recipe')
verbose_name_plural = _('Recipes')
def __str__(self):
return self.name
class RecipeStep(models.Model):
recipe = models.ForeignKey(Recipe, models.CASCADE)
image = models.ImageField(_('Image'), blank=True, null=True)
description = models.TextField(_('Description'))
class Meta:
verbose_name = _('Recipe step')
verbose_name_plural = _('Recipe steps')
order_with_respect_to = 'recipe'
class UsedKitchenUtility(models.Model):
recipe = models.ForeignKey(Recipe, models.CASCADE)
kitchen_utility = models.ForeignKey(KitchenUtility, models.CASCADE)
amount = models.PositiveIntegerField(_('Amount'),
help_text=_('How often is this kitchen utility used?'),
default=1)
class Meta:
unique_together = ['recipe', 'kitchen_utility']
verbose_name = _('Used kitchen utility')
verbose_name_plural = _('Used kitchen utilities')
class UsedIngredient(models.Model):
recipe = models.ForeignKey(Recipe, models.CASCADE)
ingredient = models.ForeignKey(Ingredient, models.CASCADE)
amount = models.PositiveIntegerField(_('Amount'),
help_text=_('Please specify the used amount of the ingredient'))
unit = models.CharField(_('Unit for amount'), max_length=10, choices=MEASUREMENT_UNITS)
class Meta:
unique_together = ['recipe', 'ingredient']
verbose_name = _('Used ingredient')
verbose_name_plural = _('Used ingredients')
class Vendor(models.Model):
name = models.CharField(_('Vendor'), max_length=50)
class Meta:
verbose_name = _('Vendor')
verbose_name_plural = _('Vendors')
def __str__(self):
return self.name
class Product(models.Model):
name = models.CharField(_('Product'), max_length=255)
vendor = models.ForeignKey(Vendor, models.CASCADE)
ingredient = models.ForeignKey(Ingredient, models.SET_NULL, null=True)
amount = models.PositiveIntegerField(_('Amount'),
help_text=_('Please specify the provided amount of the ingredient'))
unit = models.CharField(_('Unit for amount'), max_length=10,
choices=MEASUREMENT_UNITS)
price = models.DecimalField(_('Price'), decimal_places=2, max_digits=4,
blank=True, default=0.0)
class Meta:
verbose_name = _('Product')
verbose_name_plural = _('Products')
def __str__(self):
return self.name
class Pantry(models.Model):
owner = models.ForeignKey(User, models.CASCADE)
ingredients = models.ManyToManyField(Ingredient, through='StoredIngredient')
class Meta:
verbose_name = _('Pantry')
verbose_name_plural = _('Pantries')
def __str__(self):
return str.format('Pantry of {username}',
username=self.owner.username)
class StoredIngredient(models.Model):
pantry = models.ForeignKey(Pantry, models.CASCADE)
ingredient = models.ForeignKey(Ingredient, models.CASCADE)
amount = models.PositiveIntegerField(_('Amount'),
help_text=_('Please specify the stored amount of the ingredient'))
unit = models.CharField(_('Unit for amount'), max_length=10,
choices=MEASUREMENT_UNITS)
class Meta:
unique_together = ['pantry', 'ingredient']
verbose_name = _('Stored ingredient')
verbose_name_plural = _('Stored ingredients')
def __str__(self):
return str.format('{amount} {unit} of {ingredient}',
amount=self.amount, unit=self.unit, ingredient=self.ingredient)
class MealPlan(models.Model):
author = models.ForeignKey(User, models.SET_NULL, null=True)
name = models.CharField(_('Name'), max_length=255)
monday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='monday_breakfast')
monday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='monday_morning_snack')
monday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='monday_lunch')
monday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='monday_afternoon_snack')
monday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='monday_dinner')
tuesday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='tuesday_breakfast')
tuesday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='tuesday_morning_snack')
tuesday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='tuesday_lunch')
tuesday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='tuesday_afternoon_snack')
tuesday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='tuesday_dinner')
wednesday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='wednesday_breakfast')
wednesday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='wednesday_morning_snack')
wednesday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='wednesday_lunch')
wednesday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='wednesday_afternoon_snack')
wednesday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='wednesday_dinner')
thursday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='thursday_breakfast')
thursday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='thursday_morning_snack')
thursday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='thursday_lunch')
thursday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='thursday_afternoon_snack')
thursday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='thursday_dinner')
friday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='friday_breakfast')
friday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='friday_morning_snack')
friday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='friday_lunch')
friday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='friday_afternoon_snack')
friday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='friday_dinner')
saturday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='saturday_breakfast')
saturday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='saturday_morning_snack')
saturday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='saturday_lunch')
saturday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='saturday_afternoon_snack')
saturday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='saturday_dinner')
sunday_breakfast = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='sunday_breakfast')
sunday_morning_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='sunday_morning_snack')
sunday_lunch = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='sunday_lunch')
sunday_afternoon_snack = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='sunday_afternoon_snack')
sunday_dinner = models.ForeignKey(Recipe, models.SET_NULL, blank=True, null=True,
related_name='sunday_dinner')
def __str__(self):
return self.name
class Meta:
verbose_name = _('Meal plan')
verbose_name_plural = _('Meal plans')
unique_together = ['author', 'name']