def _get_discount_prices(user, course, assume_discount=False):
"""
Return a tuple of (original, discounted, percentage)
If assume_discount is True, we do not check if a discount applies and just go ahead with discount math anyway.
Each returned price is a string with appropriate currency formatting added already.
discounted and percentage will be returned as None if no discount is applicable.
"""
base_price = get_course_prices(course, verified_only=True)[0]
can_discount = assume_discount or can_receive_discount(user, course)
if can_discount:
percentage = discount_percentage(course)
discounted_price = base_price * ((100.0 - percentage) / 100)
if discounted_price: # leave 0 prices alone, as format_course_price below will adjust to 'Free'
if discounted_price == int(discounted_price):
discounted_price = f'{discounted_price:0.0f}'
else:
discounted_price = f'{discounted_price:0.2f}'
return format_course_price(base_price), format_course_price(
discounted_price), percentage
else:
return format_course_price(base_price), None, None
def get_program_price_and_skus(courses):
"""
Get the total program price and purchase skus from these courses in the program
"""
program_price = 0
skus = []
for course in courses:
course_price, course_sku = get_course_entitlement_price_and_sku(course)
if course_price is not None and course_sku is not None:
program_price = Decimal(program_price) + Decimal(course_price)
skus.append(course_sku)
if program_price <= 0:
program_price = None
skus = None
else:
program_price = format_course_price(program_price)
program_price = six.text_type(program_price)
return program_price, skus
