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billing: Add frontend for upgrading by invoice.

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This commit is contained in:
Vishnu Ks
2018-11-18 01:18:14 -08:00
committed by Rishi Gupta
parent 6afbc2726f
commit 189e5e1fbd
13 changed files with 583 additions and 196 deletions
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28
corporate/views.py
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@@ -20,14 +20,19 @@ from corporate.lib.stripe import STRIPE_PUBLISHABLE_KEY, \
stripe_get_customer, upcoming_invoice_total, get_seat_count, \
extract_current_subscription, process_initial_upgrade, sign_string, \
unsign_string, BillingError, process_downgrade, do_replace_payment_source, \
MIN_INVOICED_SEAT_COUNT
MIN_INVOICED_SEAT_COUNT, DEFAULT_INVOICE_DAYS_UNTIL_DUE
from corporate.models import Customer, Plan
billing_logger = logging.getLogger('corporate.stripe')
def unsign_and_check_upgrade_parameters(user: UserProfile, plan_nickname: str,
signed_seat_count: str, salt: str) -> Tuple[Plan, int]:
if plan_nickname not in [Plan.CLOUD_ANNUAL, Plan.CLOUD_MONTHLY]:
signed_seat_count: str, salt: str,
billing_modality: str) -> Tuple[Plan, int]:
provided_plans = {
'charge_automatically': [Plan.CLOUD_ANNUAL, Plan.CLOUD_MONTHLY],
'send_invoice': [Plan.CLOUD_ANNUAL],
}
if plan_nickname not in provided_plans[billing_modality]:
billing_logger.warning("Tampered plan during realm upgrade. user: %s, realm: %s (%s)."
% (user.id, user.realm.id, user.realm.string_id))
raise BillingError('tampered plan', BillingError.CONTACT_SUPPORT)
@@ -76,14 +81,19 @@ def initial_upgrade(request: HttpRequest) -> HttpResponse:
if request.method == 'POST':
try:
plan, seat_count = unsign_and_check_upgrade_parameters(
user, request.POST['plan'], request.POST['signed_seat_count'], request.POST['salt'])
user, request.POST['plan'], request.POST['signed_seat_count'], request.POST['salt'],
request.POST['billing_modality'])
if request.POST['billing_modality'] == 'send_invoice':
try:
invoiced_seat_count = int(request.POST['invoiced_seat_count'])
except (KeyError, ValueError):
invoiced_seat_count = -1
min_required_seat_count = max(seat_count, MIN_INVOICED_SEAT_COUNT)
if int(request.POST['invoiced_seat_count']) < min_required_seat_count:
if invoiced_seat_count < min_required_seat_count:
raise BillingError(
'lowball seat count',
"You must invoice for at least %d users." % (min_required_seat_count,))
seat_count = int(request.POST['invoiced_seat_count'])
seat_count = invoiced_seat_count
process_initial_upgrade(user, plan, seat_count, request.POST.get('stripeToken', None))
except BillingError as e:
error_message = e.message
@@ -103,6 +113,8 @@ def initial_upgrade(request: HttpRequest) -> HttpResponse:
'seat_count': seat_count,
'signed_seat_count': signed_seat_count,
'salt': salt,
'min_seat_count_for_invoice': max(seat_count, MIN_INVOICED_SEAT_COUNT),
'default_invoice_days_until_due': DEFAULT_INVOICE_DAYS_UNTIL_DUE,
'plan': "Zulip Standard",
'nickname_monthly': Plan.CLOUD_MONTHLY,
'nickname_annual': Plan.CLOUD_ANNUAL,
@@ -140,6 +152,7 @@ def billing_home(request: HttpRequest) -> HttpResponse:
if stripe_customer.account_balance < 0: # nocoverage
context.update({'account_credits': '{:,.2f}'.format(-stripe_customer.account_balance / 100.)})
billed_by_invoice = False
subscription = extract_current_subscription(stripe_customer)
if subscription:
plan_name = PLAN_NAMES[Plan.objects.get(stripe_plan_id=subscription.plan.id).nickname]
@@ -148,6 +161,8 @@ def billing_home(request: HttpRequest) -> HttpResponse:
renewal_date = '{dt:%B} {dt.day}, {dt.year}'.format(
dt=timestamp_to_datetime(subscription.current_period_end))
renewal_amount = upcoming_invoice_total(customer.stripe_customer_id)
if subscription.billing == 'send_invoice':
billed_by_invoice = True
# Can only get here by subscribing and then downgrading. We don't support downgrading
# yet, but keeping this code here since we will soon.
else: # nocoverage
@@ -162,6 +177,7 @@ def billing_home(request: HttpRequest) -> HttpResponse:
'renewal_date': renewal_date,
'renewal_amount': '{:,.2f}'.format(renewal_amount / 100.),
'payment_method': payment_method_string(stripe_customer),
'billed_by_invoice': billed_by_invoice,
'publishable_key': STRIPE_PUBLISHABLE_KEY,
'stripe_email': stripe_customer.email,
})