def recipe_get(recipe_id):
"""Provide the recipe for recipe_id"""
try:
recipe = next(db.helpers.select_recipes(models.Recipe.id == recipe_id))
except StopIteration:
raise exc.APIException('recipe not found', 404)
return schemas.recipe.dump(recipe).data
def recipe_put(recipe_id):
"""Update a specified recipe"""
recipe = helpers.raise_or_return(schemas.recipe.put)
if not recipe:
raise exc.APIException('no data provided for update')
recipe['id'] = recipe_id
recipe = db_helpers.update_recipe(recipe)
return schemas.recipe.dump(recipe).data
def utensil_put(utensil_id):
"""Update the utensil for utensil_id"""
utensil = helpers.raise_or_return(schemas.utensil.put)
if not utensil:
raise exc.APIException('no data provided for update')
utensil['id'] = utensil_id
utensil = db_helpers.update(models.Utensil, utensil)
return schemas.utensil.dump(utensil).data
def utensils_post():
"""Create an utensil"""
utensil = helpers.raise_or_return(schemas.utensil.post)
try:
utensil = models.Utensil.create(**utensil)
except peewee.IntegrityError:
raise exc.APIException('utensil already exists', 409)
return schemas.utensil.dump(utensil).data, 201
def update(model, value):
"""Update an elt and return it"""
try:
return (model
.update(**value)
.where(model.id == value.pop('id'))
.returning()
.execute()
.next())
except StopIteration:
raise exc.APIException('%s not found' % model._meta.name, 404)
def raise_or_return(schema, many=False):
"""Load the data in a dict, if errors are returned, an error is raised"""
data = flask.request.get_json()
if is_iterable(data):
data, errors = schema.load(data, many)
else:
errors = 'JSON is incorrect'
if errors:
raise exc.APIException('request malformed', 400, {'errors': errors})
return data
def recipes_post():
"""Create a recipe"""
recipe = helpers.raise_or_return(schemas.recipe.post)
utensils = recipe.pop('utensils')
ingredients = recipe.pop('ingredients')
try:
recipe = models.Recipe.create(**recipe)
except peewee.IntegrityError:
raise exc.APIException('recipe already exists', 409)
db_helpers.recipe_insert_utensils(recipe.id, utensils)
db_helpers.recipe_insert_ingredients(recipe.id, ingredients)
recipe.utensils = utensils
recipe.ingredients = ingredients
return schemas.recipe.dump(recipe).data, 201
def on_json_loading_failed(self, _):
raise exc.APIException('request malformed', 400,
{'errors': 'JSON is incorrect'})
def get(model, pk):
"""Get a specific elt or raise 404 if it does not exists"""
try:
return model.get(model.id == pk)
except peewee.DoesNotExist:
raise exc.APIException('%s not found' % model._meta.name, 404)