def get(self):
'''
get saved meal plan schedule by user name
'''
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
u = user_col.find_one({'username': username})
# get meal plan
shopping_list = u.get('shopping_list', {})
return {'result': shopping_list}, 200
def get(self):
'''
get meal plan for user
'''
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
u = user_col.find_one({'username': username})
# get meal plan
nt = u.get('nutrition_target', {'calories':0, 'carbon':0, 'fiber':0})
return {'result': nt}, 200
def post(self):
'''
update the nutrition traget by username
'''
post_data = request.get_json()
nutrition_target = post_data.get('nutrition_target', None)
if not nutrition_target:
return {'result': 'Error please enter nutrition target'}, 403
# only allow ['calories', 'carbon', 'fiber']
if len(nutrition_target) != 3:
return {'result': 'invalid input'}, 403
# add checker for int
try:
for x in nutrition_target:
# check value is number
temp = int(nutrition_target[x])
# also set limit
if x == 'calories' and not (temp<=1000 and temp>=0):
raise Exception("invalid range")
elif x == 'carbon' and not (temp<=200 and temp>=0):
raise Exception("invalid range")
elif x == 'fiber' and not (temp<=50 and temp>=0):
raise Exception("invalid range")
# check key is in the list
if x not in ['calories', 'carbon', 'fiber']:
raise Exception("key %s is not in list"%x)
except Exception as e:
print(e)
return {'result': str(e)}, 403
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
# set the nutrition with new value to user
u = user_col.update(
{'username': username},
{ '$set':{'nutrition_target': nutrition_target}}
)
return {'result': nutrition_target}, 200
def post(self):
'''
update the shopping list by username
'''
post_data = request.get_json()
new_plan = post_data.get('shopping_list', None)
# mandetory field for shopping list
if not new_plan:
return {'result': 'Error please enter shopping list'}, 403
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
u = user_col.update({'username': username},
{'$set': {
'shopping_list': new_plan
}})
return {'result': 'success'}, 200
def get(self):
'''
aggregate the recipe ingradients in meal planer
and return to shopping list
'''
# example curl localhost:5000/v1/recipes/
try:
# for now tempory user is group3
username = current_identity.get('username')
user_col = db_connection['users']
# find the exist key for that user
u = user_col.find_one({'username': username})
mp = u.get('meal_plan', {})
# then get all recipe id with count
recipe_ids = {}
DAYS = [
'friday', 'monday', 'saturday', 'sunday', 'thursday',
'tuesday', 'wednesday'
]
for meals in mp:
for days in DAYS:
# if we have the plan on that day
recipe_per_day = meals[days].get('recipe_id', None)
if recipe_per_day:
# check if we store the id before
if recipe_ids.get(recipe_per_day, None):
recipe_ids[recipe_per_day] += 1
else:
recipe_ids.update({recipe_per_day: 1})
# then get the recipe by id
recipes = []
r_collection = db_connection['recipe']
for rid in recipe_ids:
recipe = r_collection.find_one({'_id': ObjectId(rid)})
# also loop over the duplicate
for _ in range(recipe_ids[rid]):
recipes.append(recipe)
# loop over each ingredients to get the quantity and name
ret_json = {}
for x in recipes:
for ingredient in x['ingredients']:
try:
# Note -1 means the ingredient has no quantity restriction
quantity = ingredient.get('quantity', '-1 ')
# split into quantity and unit
# I assume the format will be 'quantity unit'
t = quantity.split(' ')
quantity, unit = (Fraction(
t[0]), t[1]) if len(t) == 2 else (Fraction(t[0]),
None)
# only add the unit when the recipe provides
q_str = '%s %s' % (str(quantity),
unit) if unit else '%s' % (
str(quantity))
type_ = ingredient['type']
name = ingredient['name']
# now start to parse into return value
has_ = ret_json.get(name, None)
# if the ingredient already in the return update it
if has_:
ret_json[name]['detail'].append({
'recipe_id':
str(x['_id']),
'recipe_title':
x['title'],
'quantity':
q_str
})
# add up the quantity is not -1
ret_json[name]['total_q'] += quantity
# else we create a new one
else:
ret_json.update({
name: {
'type':
type_,
'total_q':
quantity,
'unit':
unit,
'detail': [{
'recipe_id': str(x['_id']),
'recipe_title': x['title'],
'quantity': q_str
}]
}
})
except:
print(ingredient)
# now loop over again to parse the total quantity into string
for x in ret_json:
total_q = ret_json[x].pop('total_q')
unit = ret_json[x].pop('unit')
q_str = '%s %s' % (str(total_q),
unit) if unit else '%s' % (str(total_q))
ret_json[x].update({'quantity': q_str})
# print(ret_json)
except Exception as e:
return {'result': str(e)}, 400
return {'result': ret_json}, 200
def post(self):
'''
update the meal plan by user name
'''
post_data = request.get_json()
new_plan = post_data.get('new_plan', None)
if not new_plan:
return {'result': 'Error please enter new plan'}, 403
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
# but remove the old nutrition first
if len(new_plan) > 3: new_plan.pop()
# also cleanup the existing shopping list
u = user_col.update({'username': username}, {
'$set': {
'meal_plan':
new_plan,
'shopping_list': {},
'last_meal_plan_time':
datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
}
})
# else loop over each recipe to find nutrition
r_col = db_connection['recipe']
days = [
"monday", "tuesday", "wednesday", "thursday", "friday", "saturday",
"sunday"
]
nutritions = {
x: {
"Calories": 0,
"Carbon": 0,
"Fiber": 0,
}
for x in days
}
# same here
# loop over the existing meal plan to calculate the nutritions
for meal in new_plan:
for day in days:
rid = meal[day].get('recipe_id', None)
if rid != None:
r = r_col.find_one(ObjectId(rid))
r_nutrition = r['nutritional info']['nutrition facts']
# print(r_nutrition)
# add for the number
nutritions[day]['Calories'] += float(
r_nutrition['CALORIES']['value'])
nutritions[day]['Carbon'] += float(
r_nutrition['CARB']['value'])
nutritions[day]['Fiber'] += float(
r_nutrition['FIBER']['value'])
# add the header for the rendering
nutritions.update({"meals": "Nutrition Target"})
# also return the new plan with nutrition target
new_plan.append(nutritions)
return {'result': new_plan}, 200
def get(self):
'''
get saved meal plan schedule by user name
'''
user_col = db_connection['users']
# get the logined username
username = current_identity.get('username')
u = user_col.find_one({'username': username})
# get meal plan
mp = u.get('meal_plan', {})
#we also refresh per week
last_time = u.get('last_meal_plan_time')
last_datetime = datetime.datetime.strptime(last_time,
'%Y-%m-%d %H:%M:%S')
# compare with the this week
start_weekday = datetime.datetime.today() - datetime.timedelta(
days=datetime.datetime.today().isoweekday() % 7)
start_weekday = start_weekday.replace(hour=0,
minute=0,
second=0,
microsecond=0)
empty_plan = [
{
"key": 1,
"meals": "Breakfast",
"monday": {},
"tuesday": {},
"wednesday": {},
"thursday": {},
"friday": {},
"saturday": {},
"sunday": {}
},
{
"key": 2,
"meals": "Lunch",
"monday": {},
"tuesday": {},
"wednesday": {},
"thursday": {},
"friday": {},
"saturday": {},
"sunday": {}
},
{
"key": 3,
"meals": "Dinner",
"monday": {},
"tuesday": {},
"wednesday": {},
"thursday": {},
"friday": {},
"saturday": {},
"sunday": {}
},
]
# give the empty plan if we got next week
if start_weekday > last_datetime:
# also set back to database
u = user_col.update({'username': username},
{'$set': {
'meal_plan': empty_plan
}})
# return {'result': empty_plan}, 200
mp = empty_plan
# else loop over each recipe to find nutrition
r_col = db_connection['recipe']
days = [
"monday", "tuesday", "wednesday", "thursday", "friday", "saturday",
"sunday"
]
nutritions = {
x: {
"Calories": 0,
"Carbon": 0,
"Fiber": 0,
}
for x in days
}
# then loop over the existing meal plan to calculate the nutritions
for meal in mp:
for day in days:
rid = meal[day].get('recipe_id', None)
if rid != None:
# find each recipe detail
r = r_col.find_one(ObjectId(rid))
r_nutrition = r['nutritional info']['nutrition facts']
# add for the number
nutritions[day]['Calories'] += float(
r_nutrition['CALORIES']['value'])
nutritions[day]['Carbon'] += float(
r_nutrition['CARB']['value'])
nutritions[day]['Fiber'] += float(
r_nutrition['FIBER']['value'])
# add the header for the rendering
nutritions.update({"meals": "Nutrition Target"})
# also return the new plan with nutrition target
mp.append(nutritions)
return {'result': mp}, 200
def get_current_identity_user(cls):
user_id = '%d' % current_identity.get('id')
user = cls.find_by_id(user_id)
return user.json()
def get_current_identity_user_id(cls):
return '%d' % current_identity.get('id')
def check(cls, *args, **kwargs):
if current_identity is not None and current_identity.get(
'type', 'default') in args:
return True
else:
return False
