def get(self, food_item_id, food_item_equivalent_id):
body = FoodItemEquivalentBuilder()
body.add_namespace("clicook", "/api/link-relations/")
food_item_equivalent = FoodItemEquivalent.query.filter_by(
id=food_item_equivalent_id).first()
if food_item_equivalent is None:
return MasonBuilder.get_error_response(
404, "Equivalent not found",
"FoodItemEquivalent with id {0} not found".format(
food_item_equivalent_id))
body.add_control(
"self",
api.url_for(FoodItemEquivalentResource,
food_item_id=food_item_equivalent.food_item_id,
food_item_equivalent_id=food_item_equivalent.id))
body.add_control_edit_food_item_equivalent(
food_item_equivalent.food_item_id, food_item_equivalent.id)
body.add_control_delete_food_item_equivalent(
food_item_equivalent.food_item_id, food_item_equivalent.id)
body.add_control("profile", "/api/profiles/")
body["id"] = food_item_equivalent.id
body["food_item_id"] = food_item_equivalent.food_item_id
body["unit_type"] = food_item_equivalent.unit_type
body["conversion_factor"] = food_item_equivalent.conversion_factor
return Response(json.dumps(body), 200, mimetype=MASON)
def get(self, recipe_id, ingredient_id):
body = IngredientBuilder()
body.add_namespace("clicook", "/api/link-relations/")
ingredient = Ingredient.query.filter_by(id=ingredient_id).first()
if ingredient is None:
return MasonBuilder.get_error_response(
404, "Ingredient not found",
"Ingredient with id {0} not found".format(ingredient_id))
body.add_control(
"self",
api.url_for(IngredientItem,
recipe_id=recipe_id,
ingredient_id=ingredient_id))
body.add_control_edit_ingredient(ingredient.recipe_id, ingredient.id)
body.add_control_delete_ingredient(ingredient.recipe_id, ingredient.id)
body.add_control("profile", "/api/profiles/")
body["id"] = ingredient.id
body["recipe_id"] = ingredient.recipe_id
body["food_item_id"] = ingredient.food_item_id
body["food_item_equivalent_id"] = ingredient.food_item_equivalent_id
body["quantity"] = ingredient.quantity
return Response(json.dumps(body), 200, mimetype=MASON)
def delete(self, food_item_id):
food_item = FoodItem.query.filter_by(id=food_item_id).first()
if food_item is None:
return MasonBuilder.get_error_response(
404, "FoodItem not found.",
"FoodItem with id {0} not found".format(food_item_id))
num_ingredient = Ingredient.query.filter_by(
food_item_id=food_item_id).count()
if num_ingredient > 0:
return MasonBuilder.get_error_response(
409, "Cannot delete food item in use.",
"FoodItem with is used for {0} ingredients".format(
num_ingredient))
db.session.delete(food_item)
db.session.commit()
return Response(None, 204)
def api_entry():
masonBuilder = MasonBuilder()
masonBuilder.add_namespace("clicook", "/api/link-relations/")
masonBuilder.add_control("clicook:recipes-all",
api.url_for(RecipeCollection),
title="Recipes")
masonBuilder.add_control("clicook:food-items-all",
api.url_for(FoodItemCollection),
title="Food items")
# TODO: ADD MISSING CONTROLS FOR API ENTRY
return Response(json.dumps(masonBuilder), 200, mimetype=MASON)
def delete(self, ingredient_id, recipe_id):
ingredient = Ingredient.query.filter_by(id=ingredient_id).first()
if ingredient is None:
return MasonBuilder.get_error_response(
404, "Ingredient not found",
"Ingredient with id {0} not found".format(ingredient_id))
db.session.delete(ingredient)
db.session.commit()
return Response(None, 204)
def delete(self, food_item_equivalent_id, food_item_id):
food_item_equivalent = FoodItemEquivalent.query.filter_by(
id=food_item_equivalent_id).first()
if food_item_equivalent is None:
return MasonBuilder.get_error_response(
404, "FoodItemEquivalent not found.",
"FoodItemEquivalent with id {0} not found".format(
food_item_equivalent_id))
db.session.delete(food_item_equivalent)
db.session.commit()
return Response(None, 204)
def delete(self, recipe_id):
"""
Delete recipe
"""
recipe = Recipe.query.filter_by(id=recipe_id).first()
if recipe is None:
return MasonBuilder.get_error_response(
404, "Recipe not found.",
"Recipe with id {0} not found".format(recipe_id))
db.session.delete(recipe)
db.session.commit()
return Response(None, 204)
def post(self, food_item_id):
"""
Add food item equivalent
"""
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
food_item = FoodItem.query.filter_by(id=food_item_id).first()
if food_item is None:
return MasonBuilder.get_error_response(
404, "Food item not found.",
"FoodItem with id {0} not found".format(food_item_id))
equivalents = FoodItemEquivalent.query.filter_by(
food_item_id=food_item.id).all()
keys = request.json.keys()
if not set(["unit_type", "conversion_factor"]).issubset(keys):
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields", "")
unit_type = request.json['unit_type']
if unit_type not in [e.value for e in EquivalentUnitType]:
return MasonBuilder.get_error_response(
400, "Unknown unit type",
"Unknown unit type {}".format(unit_type))
if unit_type in [e.unit_type for e in equivalents]:
return MasonBuilder.get_error_response(
409, "Unit type is reserved",
"Food item equivalent with unit type {} already exists".format(
unit_type))
conversion_factor = 0
try:
conversion_factor = float(request.json['conversion_factor'])
if conversion_factor < 0:
raise ValueError
except ValueError:
return MasonBuilder.get_error_response(
400, "Conversion factor must be a positive number", "")
food_item_equivalent = FoodItemEquivalent(
food_item_id=food_item.id,
unit_type=unit_type,
conversion_factor=conversion_factor)
db.session.add(food_item_equivalent)
db.session.commit()
headers = {
"Location":
api.url_for(FoodItemEquivalentResource,
food_item_id=food_item.id,
food_item_equivalent_id=food_item_equivalent.id)
}
response = Response(None, 201, headers=headers)
return response
def post(self):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
keys = request.json.keys()
if 'name' not in keys:
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields",
["Missing field:name"])
name = request.json['name']
if len(name) < 1:
return MasonBuilder.get_error_response(400, "Name is too short",
"")
elif len(name) > 64:
return MasonBuilder.get_error_response(400, "Name is too long", "")
recipe = Recipe(name=name)
db.session.add(recipe)
db.session.commit()
headers = {"Location": api.url_for(RecipeItem, recipe_id=recipe.id)}
response = Response(status=201, headers=headers)
return response
def get(self, recipe_id):
body = RecipeBuilder()
body.add_namespace("clicook", "/api/link-relations/")
recipe = Recipe.query.filter_by(id=recipe_id).first()
if recipe is None:
return MasonBuilder.get_error_response(
404, "Recipe not found.",
"Recipe with id {0} not found".format(recipe_id))
body.add_control("self", api.url_for(RecipeItem, recipe_id=recipe.id))
body.add_control_edit_recipe(recipe.id)
body.add_control_delete_recipe(recipe.id)
body.add_control_add_ingredient(recipe.id)
body.add_control("collection", api.url_for(RecipeCollection))
body.add_control("profile", "/api/profiles/")
body["name"] = recipe.name
body["id"] = recipe.id
items = []
body["emissions_total"] = 0.0
ingredients = Ingredient.query.filter_by(recipe_id=recipe_id).all()
for ingredient in ingredients:
item = IngredientBuilder()
item["food_item_id"] = ingredient.food_item_id
item["recipe_id"] = ingredient.recipe_id
item[
"food_item_equivalent_id"] = ingredient.food_item_equivalent_id
item["quantity"] = ingredient.quantity
body["emissions_total"] += ingredient.food_item.emission_per_kg \
* ingredient.quantity \
* ingredient.food_item_equivalent.conversion_factor
item.add_control(
"self",
api.url_for(IngredientItem,
recipe_id=recipe_id,
ingredient_id=ingredient.id))
item.add_control("profile", "/api/profiles/")
items.append(item)
body["items"] = items
return Response(json.dumps(body), 200, mimetype=MASON)
def get(self, food_item_id):
body = FoodItemBuilder()
body.add_namespace("clicook", "/api/link-relations/")
food_item = FoodItem.query.filter_by(id=food_item_id).first()
if food_item is None:
return MasonBuilder.get_error_response(
404, "Food item not found.",
"FoodItem with id {0} not found".format(food_item_id))
body.add_control(
"self", api.url_for(FoodItemResource, food_item_id=food_item.id))
body.add_control_edit_food_item(food_item.id)
body.add_control_delete_food_item(food_item.id)
body.add_control_add_food_item_equivalent(food_item.id)
body.add_control("collection", api.url_for(FoodItemCollection))
body.add_control("profile", "/api/profiles/")
# TODO: Add control for food-items with equivalents
body["id"] = food_item.id
body['name'] = food_item.name
body['emission_per_kg'] = food_item.emission_per_kg
body['vegan'] = food_item.vegan
body['domestic'] = food_item.domestic
body['organic'] = food_item.organic
items = []
equivalents = FoodItemEquivalent.query.filter_by(
food_item_id=food_item.id).all()
for equivalent in equivalents:
item = FoodItemEquivalentBuilder()
item['unit_type'] = equivalent.unit_type
item['conversion_factor'] = equivalent.conversion_factor
item.add_control(
"self",
api.url_for(FoodItemEquivalentResource,
food_item_id=food_item.id,
food_item_equivalent_id=equivalent.id))
item.add_control('profile', '/api/profiles/')
items.append(item)
body["items"] = items
return Response(json.dumps(body), 200, mimetype=MASON)
def put(self, recipe_id):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
recipe = Recipe.query.filter_by(id=recipe_id).first()
if recipe is None:
return MasonBuilder.get_error_response(
404, "Recipe not found.",
"Recipe with id {0} not found".format(recipe_id))
keys = request.json.keys()
if 'name' not in keys:
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields",
["Missing field:name"])
name = request.json['name']
if len(name) < 1:
return MasonBuilder.get_error_response(400, "Name is too short",
"")
elif len(name) > 64:
return MasonBuilder.get_error_response(400, "Name is too long", "")
recipe.name = name
new_id = request.json['id']
if new_id is not None:
if new_id != recipe.id and Recipe.query.filter_by(
id=new_id).first() is not None:
return MasonBuilder.get_error_response(
409, "Recipe id is already taken",
"Recipe id {0} is already taken".format(new_id))
if new_id < 0:
return MasonBuilder.get_error_response(
400, "Recipe id must be a positive integer", "")
recipe.id = new_id
db.session.commit()
headers = {"Location": api.url_for(RecipeItem, recipe_id=recipe.id)}
response = Response(None, 204, headers=headers)
return response
def post(self):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
required = FoodItemBuilder.food_item_schema()['required']
missing = []
for field in required:
if field not in request.json.keys():
missing.append(field)
if len(missing) > 0:
details = []
for field in missing:
details.append("Missing field:{0}".format(field))
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields", details)
name = request.json['name']
if len(name) < 1:
return MasonBuilder.get_error_response(400, "Name is too short",
"")
elif len(name) > 128:
return MasonBuilder.get_error_response(400, "Name is too long", "")
raw_emission_per_kg = request.json['emission_per_kg']
emission_per_kg = 0.0
try:
emission_per_kg = float(raw_emission_per_kg)
except ValueError:
return MasonBuilder.get_error_response(
400, "emission_per_kg must be a number", "")
if emission_per_kg < 0:
return MasonBuilder.get_error_response(
400, "emission_per_kg must be a positive number", "")
vegan = False
if 'vegan' in request.json.keys(
) and request.json['vegan'] is not None:
vegan = request.json['vegan']
organic = False
if 'organic' in request.json.keys(
) and request.json['organic'] is not None:
organic = request.json['organic']
domestic = False
if 'domestic' in request.json.keys(
) and request.json['domestic'] is not None:
domestic = request.json['domestic']
food_item = FoodItem(name=name,
emission_per_kg=emission_per_kg,
vegan=vegan,
organic=organic,
domestic=domestic)
db.session.add(food_item)
db.session.commit()
headers = {
"Location": api.url_for(FoodItemResource,
food_item_id=food_item.id)
}
response = Response(status=201, headers=headers)
return response
def put(self, food_item_id):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
food_item = FoodItem.query.filter_by(id=food_item_id).first()
if food_item is None:
return MasonBuilder.get_error_response(
404, "Food item not found.",
"FoodItem with id {0} not found".format(food_item_id))
keys = request.json.keys()
if 'name' not in keys:
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields",
["Missing field:name"])
if 'emission_per_kg' not in keys:
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields",
["Missing field:emission_per_kg"])
name = request.json['name']
if len(name) < 1:
return MasonBuilder.get_error_response(400, "Name is too short",
"")
elif len(name) > 128:
return MasonBuilder.get_error_response(400, "Name is too long", "")
food_item.name = name
emissions = 0
try:
emissions = float(request.json['emission_per_kg'])
if emissions < 0:
raise ValueError
except ValueError:
return MasonBuilder.get_error_response(
400, "Emissions per kg must be a positive number", "")
food_item.emission_per_kg = emissions
if "id" in keys:
try:
new_id = int(request.json['id'])
if new_id is not None:
if new_id != food_item.id and FoodItem.query.filter_by(
id=new_id).first() is not None:
return MasonBuilder.get_error_response(
409, "FoodItem id is already taken",
"FoodItem id {0} is already taken".format(new_id))
if new_id < 0:
return MasonBuilder.get_error_response(
400, "FoodItem id must be a positive integer", "")
food_item.id = new_id
except ValueError:
return MasonBuilder.get_error_response(
400, "FoodItem id must be a positive integer", "")
if 'vegan' in request.json.keys() and type(
request.json['vegan']) is bool:
food_item.vegan = request.json['vegan']
if 'organic' in request.json.keys() and type(
request.json['organic']) is bool:
food_item.organic = request.json['organic']
if 'domestic' in request.json.keys() and type(
request.json['domestic']) is bool:
food_item.domestic = request.json['domestic']
db.session.commit()
headers = {
"Location": api.url_for(FoodItemResource,
food_item_id=food_item.id)
}
response = Response(None, 204, headers=headers)
return response
def put(self, food_item_id, food_item_equivalent_id):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
food_item_equivalent = FoodItemEquivalent.query.filter_by(
id=food_item_equivalent_id).first()
if food_item_equivalent is None:
return MasonBuilder.get_error_response(
404, "Food item equivalent not found.",
"FoodItemEquivalent with id {0} not found".format(
food_item_equivalent_id))
keys = request.json.keys()
if not set(["food_item_id", "unit_type", "conversion_factor"
]).issubset(keys):
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields", "")
unit_type = request.json['unit_type']
if unit_type not in [e.value for e in EquivalentUnitType]:
return MasonBuilder.get_error_response(
400, "Unknown unit type",
"Unknown unit type {}".format(unit_type))
food_item_equivalent.unit_type = unit_type
conversion_factor = 0
try:
conversion_factor = float(request.json['conversion_factor'])
if conversion_factor < 0:
raise ValueError
except ValueError:
return MasonBuilder.get_error_response(
400, "Conversion factor must be a positive number", "")
food_item_equivalent.conversion_factor = conversion_factor
if "food_item_id" in keys:
try:
new_food_item_id = int(request.json["food_item_id"])
if new_food_item_id is not None:
if new_food_item_id < 0:
return MasonBuilder.get_error_response(
400, "FoodItem id must be a positive integer", "")
except ValueError:
return MasonBuilder.get_error_response(
400, "FoodItem id must be a positive integer", "")
if "id" in keys:
try:
new_id = int(request.json['id'])
if new_id is not None:
if new_id != food_item_equivalent.id and FoodItemEquivalent.query \
.filter_by(id=new_id).first() is not None:
return MasonBuilder.get_error_response(
409, "FoodItemEquivalent id is already taken",
"FoodItemEquivalent id {0} is already taken".
format(new_id))
if new_id < 0:
return MasonBuilder.get_error_response(
400,
"FoodItemEquivalent id must be a positive integer",
"")
food_item_equivalent.id = new_id
except ValueError:
return MasonBuilder.get_error_response(
400, "FoodItemEquivalent id must be a positive integer",
"")
db.session.commit()
headers = {
"Location":
api.url_for(FoodItemEquivalentResource,
food_item_equivalent_id=food_item_equivalent.id,
food_item_id=food_item_id)
}
response = Response(None, 204, headers=headers)
return response
def put(self, ingredient_id, recipe_id):
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
ingredient = Ingredient.query.filter_by(id=ingredient_id).first()
if ingredient is None:
return MasonBuilder.get_error_response(
404, "Ingredient not found.",
"Ingredient with id {0} not found".format(ingredient_id))
keys = request.json.keys()
if not set([
"recipe_id", "food_item_id", "food_item_equivalent_id",
"quantity"
]).issubset(keys):
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields", "Missing fields")
new_id = request.json['id']
if new_id is not None:
if new_id != ingredient.id and Ingredient.query.filter_by(
id=new_id).first() is not None:
return MasonBuilder.get_error_response(
409, "Ingredient id is already taken",
"Ingredient id {0} is already taken".format(new_id))
if new_id < 0:
return MasonBuilder.get_error_response(
400, "Ingredient id must be a positive integer", "")
ingredient.id = new_id
new_food_item_id = request.json['food_item_id']
if new_food_item_id is not None:
if new_food_item_id < 0:
return MasonBuilder.get_error_response(
400, "FoodItem id must be a positive integer", "")
ingredient.food_item_id = new_food_item_id
new_food_item_equivalent_id = request.json['food_item_equivalent_id']
if new_food_item_equivalent_id is not None:
if new_food_item_equivalent_id < 0:
return MasonBuilder.get_error_response(
400, "FoodItemEquivalent id must be a positive integer",
"")
ingredient.food_item_equivalent_id = new_food_item_equivalent_id
new_recipe_id = request.json['recipe_id']
if new_recipe_id is not None:
if new_recipe_id < 0:
return MasonBuilder.get_error_response(
400, "Recipe id must be a positive integer", "")
ingredient.recipe_id = new_recipe_id
quantity = 0
try:
quantity = float(request.json["quantity"])
if quantity < 0:
raise ValueError
except ValueError:
return MasonBuilder.get_error_response(
400, "Quantity must be a positive number", "")
ingredient.quantity = quantity
db.session.commit()
headers = {
"Location":
api.url_for(IngredientItem,
recipe_id=ingredient.recipe_id,
ingredient_id=ingredient.id)
}
response = Response(None, 204, headers=headers)
return response
def post(self, recipe_id):
"""
Add new ingredient to recipe
"""
if request.json is None:
return MasonBuilder.get_error_response(
415, "Request content type must be JSON", "")
recipe = Recipe.query.filter_by(id=recipe_id).first()
if recipe is None:
return MasonBuilder.get_error_response(
404, "Recipe not found.",
"Recipe with id {0} not found".format(recipe_id))
# ingredients = Ingredient.query.filter_by(recipe_id=recipe.id).all()
keys = request.json.keys()
if not set(["food_item_id", "food_item_equivalent_id", "quantity"
]).issubset(keys):
return MasonBuilder.get_error_response(
400, "Incomplete request - missing fields", "")
food_item = FoodItem.query.filter_by(
id=request.json['food_item_id']).first()
if food_item is None:
return MasonBuilder.get_error_response(
404, "FoodItem not found.",
"FoodItem with id {0} not found".format(
request.json['food_item_id']))
food_item_equivalent = FoodItemEquivalent.query.filter_by(food_item_id=food_item.id) \
.filter_by(id=request.json['food_item_equivalent_id']).first()
if food_item_equivalent is None:
return MasonBuilder.get_error_response(
404, "FoodItemEquivalent not found.",
"FoodItemEquivalent with id {0} not found".format(
request.json['food_item_equivalent_id']))
quantity = 0
try:
quantity = float(request.json['quantity'])
if quantity <= 0:
raise ValueError
except ValueError:
return MasonBuilder.get_error_response(
400, "Quantity must be a positive number", "")
ingredient = Ingredient(
recipe_id=recipe.id,
food_item_id=food_item.id,
food_item_equivalent_id=food_item_equivalent.id,
quantity=quantity)
db.session.add(ingredient)
db.session.commit()
headers = {
"Location":
api.url_for(IngredientItem,
recipe_id=recipe.id,
ingredient_id=ingredient.id)
}
response = Response(None, 201, headers=headers)
return response