def merge_wallets():
""" Merge wallet_2 into wallet_1, removing the balance from wallet_2 and adding it to wallet_1
args[id_wallet_1, id_wallet_2]
"""
w1 = db(db.wallet.id == request.args(0)).select(for_update=True).first()
w2 = db(db.wallet.id == request.args(1)).select(for_update=True).first()
if not (w1 and w2):
session.info = T('Wallet not found')
redirect(URL('index', args=w1.id))
if w1.id == w2.id:
session.info = T('The specified wallets are the same')
redirect(URL('index', args=w1.id))
_w, amount = wallet_utils.transaction(
w2.balance, wallet_utils.CONCEPT_WALLET_MERGE,
ref=w2.id, wallet=w1
)
wallet_utils.transaction(
-amount, wallet_utils.CONCEPT_WALLET_MERGE,
ref=w1.id, wallet=w2
)
session.info = T(
'Transaction done, added $ %s to the specified wallet.'
) % (DQ(amount, True))
redirect(URL('index', args=w1.id))
def cancel():
""" args: [id_sale] """
sale = db.sale(request.args(0))
valid_sale(sale)
# cannot cancel a defered sale, without credit note and all that stuff
if sale.is_deferred or sale.id_bag.is_paid:
raise HTTP(405)
# return wallet payments
wallet_opt = get_wallet_payment_opt()
payments = db((db.payment.id_payment_opt == wallet_opt.id) & (db.payment.id_sale == sale.id)).select()
for payment in payments:
wallet_utils.transaction(
payment.amount, wallet_utils.CONCEPT_UNDO_PAYMENT, ref=payment.id, wallet_code=payment.wallet_code
)
# delete the bag and all its bag items
db(db.bag_item.id_bag == sale.id_bag.id).delete()
db(db.bag.id == sale.id_bag.id).delete()
db(db.payment.id_sale == sale.id).delete()
db(db.sale_order.id_bag == sale.id_bag.id).delete()
sale.delete_record()
session.info = T("Sale canceled")
redirect(URL("default", "index"))
def update_to_wallet_transactions():
""" Add wallet transactions previously unavailable, this function will
only consider the credit notes and payments, rewards points will not be
added.
"""
db = current.db
db(
(db.wallet_transaction.concept == wallet_utils.CONCEPT_CREDIT_NOTE) |
(db.wallet_transaction.concept == wallet_utils.CONCEPT_PAYMENT)
).delete()
for credit_note in db(db.credit_note.id > 0).iterselect():
try:
wallet_utils.transaction(
credit_note.total, wallet_utils.CONCEPT_CREDIT_NOTE,
ref=credit_note.id, wallet_code=credit_note.code,
is_system_op=True, created_by=credit_note.created_by.id,
now=credit_note.created_on
)
except:
print "ERROR with credit note: ", credit_note.id
payments = db(
(db.payment.id_sale == db.sale.id) &
(db.sale.is_done == True) &
(db.payment.id_payment_opt == common_utils.get_wallet_payment_opt())
).iterselect(db.payment.ALL)
for payment in payments:
try:
wallet_utils.transaction(
-payment.amount, wallet_utils.CONCEPT_PAYMENT,
ref=payment.id, wallet_code=payment.wallet_code,
is_system_op=True, created_by=payment.created_by.id,
now=payment.created_on
)
except Exception as e:
print e
print "ERROR with payment: ", payment.id
for wallet in db(db.wallet.id > 0).iterselect():
s = db.wallet_transaction.amount.sum()
balance = db(
db.wallet_transaction.id_wallet == wallet.id
).select(s).first()[s] or 0
wallet.balance = balance
wallet.update_record()
client = db(
(db.auth_user.id_wallet == wallet.id) &
(db.auth_user.is_client == True)
).select().first()
if not client:
client = Storage(first_name="???", last_name='???')
print "{first_name} {last_name}, {wallet_code}, {new_balance}".format(
first_name=client.first_name, last_name=client.last_name,
wallet_code=wallet.wallet_code, new_balance=wallet.balance
)
def undo():
""" Undo a sale, only available for 5 minutes after the sale creation
args: [sale_id]
"""
sale = (
db((db.sale.id == request.args(0)) & (db.sale.created_by == auth.user.id) & (db.sale.is_done == True))
.select()
.first()
)
# undo timeout
err = ""
if not sale:
err = T("Sale not found")
if request.now > sale.modified_on + timedelta(minutes=5):
err = T("Its too late to undo it")
if err:
session.info = err
redirect(URL("default", "index"))
# return wallet payments
for payment in db(
(db.payment.id_payment_opt == get_wallet_payment_opt()) & (db.payment.id_sale == sale.id)
).select():
wallet_utils.transaction(
payment.amount, wallet_utils.CONCEPT_UNDO_PAYMENT, ref=payment.id, wallet_code=payment.wallet_code
)
if sale.id_client:
wallet_utils.transaction(
sale.reward_points,
wallet_utils.CONCEPT_UNDO_SALE_REWARD,
ref=sale.id,
wallet_id=sale.id_client.id_wallet.id,
)
undo_stock_removal(bag=sale.id_bag)
session.info = T("Sale undone")
redirect(URL("default", "index"))
def add_money():
""" Add or remove money to a specified wallet """
qty = 0
try:
qty = D(request.vars.amount)
except:
session.info = T('Invalid amount')
redirect(URL('index', args=wallet.id))
wallet, amount = wallet_utils.transaction(
qty, wallet_utils.CONCEPT_ADMIN, wallet_id=request.args(0)
)
msg = '$ %s added to wallet.'
if qty < 0:
msg = '$ %s removed from wallet.'
qty = DQ(abs(qty), True)
session.info = T(msg) % qty
redirect(URL('index', args=wallet.id))
def refund(sale, now, user, return_items=None, wallet_code=None):
"""
Given a sale, performs a partial return if return items are specified or
a full return otherwise, creating a credit note in the process,
when is delivered is true, it means that items were removed from stock,
so we have to reintegrate them, in other case just return the money
"""
if return_items is None:
return_items = []
db = current.db
session = current.session
full_refund = False
if not return_items:
full_refund = True
return_items = db(
db.bag_item.id_bag == sale.id_bag.id
).iterselect(db.bag_item.id, db.bag_item.quantity)
def return_items_iter():
for return_item in return_items:
if not full_refund:
bag_item = return_item[0]
qty = return_item[1]
else:
bag_item = db.bag_item(return_item.id)
qty = return_item.quantity
yield bag_item, qty
id_new_credit_note = db.credit_note.insert(
id_sale=sale.id, id_store=session.store,
is_usable=True, # deprecated
created_on=now, modified_on=now, created_by=user.id
)
subtotal = 0
total = 0
reward_points = 0
if not sale.is_deferred:
for bag_item, qty in return_items_iter():
if bag_item.id_bag != sale.id_bag.id:
continue
# avoid returning more items than the ones sold
qty = max(min(bag_item.quantity, qty), 0)
if not qty:
continue
# add the credit note item
credit_note_item = db.credit_note_item.insert(
id_bag_item=bag_item.id, quantity=qty,
id_credit_note=id_new_credit_note
)
dp = (1 - sale.discount_percentage / 100)
sale_price = bag_item.sale_price * dp
subtotal += sale_price * qty
total += (sale_price + bag_item.sale_taxes * dp) * qty
reward_points += (bag_item.reward_points or 0) * qty
item_utils.reintegrate_bag_item(
bag_item, qty, True, 'id_credit_note', id_new_credit_note
)
# since defered sales do not remove stocks we just have to return the money
else:
payments_sum = (db.payment.amount - db.payment.change_amount).sum()
payments_total = db(
(db.payment.id_sale == sale.id)
).select(payments_sum).first()[payments_sum] or 0
subtotal = total = payments_total
db(db.sale_order.id_sale == sale.id).delete()
create_sale_event(sale, SALE_REFUNDED, now)
sale.update_record()
create_new_wallet = False
wallet = None
if sale.id_client:
client = db.auth_user(sale.id_client)
wallet = client.id_wallet
# add funds to the specified wallet
elif wallet_code:
wallet = db(
db.wallet.wallet_code == wallet_code
).select().first()
# if the specified wallet was not found, create a new one
create_new_wallet = not wallet
else:
create_new_wallet = True
if create_new_wallet:
wallet = db.wallet(common_utils.new_wallet())
if sale.id_client:
total -= reward_points
# update credit note data
credit_note = db.credit_note(id_new_credit_note)
credit_note.subtotal = subtotal
credit_note.total = total
credit_note.code = wallet.wallet_code
credit_note.id_wallet = wallet.id
credit_note.update_record()
# add wallet funds
wallet_utils.transaction(
total, wallet_utils.CONCEPT_CREDIT_NOTE, ref=credit_note.id,
wallet_id=wallet.id
)
return credit_note
def modify_payment(sale, payment, payment_data, delete=False):
"""
payment_data: {
'amount',
'wallet_code',
'account'
}
"""
db = current.db
T = current.T
new_amount = payment_data.get('amount')
# delete payment
if delete:
new_amount = 0
# since calling this function, could cause modification to other payments, we have to store the modified payments, so the client can render the changes
extra_updated_payments = []
total, change, payments = get_payments_data(sale.id)
new_total = total - change - (payment.amount - payment.change_amount) + new_amount
if new_total > (sale.total - sale.discount):
# when the payment does not allow change, cut the amount to the exact remaining
if not payment.id_payment_opt.allow_change:
new_amount -= new_total - (sale.total - sale.discount)
else:
remaining = (sale.total - sale.discount) - new_total
# when the payment modification makes the new total lower than the sale total, we have to find all the payments with change > 0 (if any) and recalculate their amount and their change
for other_payment in payments:
if not other_payment.id_payment_opt.allow_change or other_payment.id == payment.id:
continue
if remaining == 0:
break
if other_payment.change_amount > 0:
new_remaining = min(remaining, other_payment.change_amount)
new_change = other_payment.change_amount - new_remaining
remaining -= new_remaining
other_payment.change_amount = new_change
other_payment.update_record()
extra_updated_payments.append(other_payment)
change = max(0, new_total - (sale.total - sale.discount))
account = payment_data.get('account')
wallet_code = payment_data.get('wallet_code')
# fix payment info
if not payment.id_payment_opt.allow_change:
change = 0
if not payment.id_payment_opt.requires_account:
account = None
if not common_utils.is_wallet(payment.id_payment_opt):
wallet_code = None
# in this case the payment is wallet
else:
if payment.wallet_code:
# return wallet funds, if the wallet payment is removed or the wallet code is changed
if delete or wallet_code != payment.wallet_code:
wallet_utils.transaction(
payment.amount, wallet_utils.UNDO_PAYMENT, ref=payment.id,
wallet_code=payment.wallet_code
)
# only accept the first wallet code specified
if wallet_code != payment.wallet_code:
try:
# new_amount = max(0, min(wallet.balance, (sale.total - sale.discount) - new_total))
rem_q = (sale.total - sale.discount) - new_total
if rem_q >= 0:
_wallet, _amount = wallet_utils.transaction(
-rem_q, wallet_utils.CONCEPT_PAYMENT, ref=payment.id,
wallet_code=wallet_code
)
new_amount = abs(_amount)
except:
wallet_code = None
new_amount = 0
payment.amount = new_amount
payment.change_amount = change
payment.account = account
payment.wallet_code = wallet_code
payment.update_record()
if not delete:
extra_updated_payments.append(payment)
elif payment.is_updatable:
payment.delete_record()
# get the total payments data
payments_data = get_payments_data(sale.id)
# amount - change_amount
payments_total = payments_data[0] - payments_data[1]
data = dict(
payments_total=payments_total,
updated_payments=extra_updated_payments
)
return data
def complete(sale):
""" """
db = current.db
T = current.T
payments = db(db.payment.id_sale == sale.id).select()
verify_payments(payments, sale)
affinity_list = []
# verify items stock
bag_items = db(db.bag_item.id_bag == sale.id_bag.id).iterselect()
requires_serials = False #TODO implement serial numbers
for bag_item in bag_items:
# since created bags does not remove stock, there could be more bag_items than stock items, so we need to check if theres enough stock to satisfy this sale, and if there is not, then we need to notify the seller or user
stock_qty = item_utils.item_stock_qty(
bag_item.id_item, sale.id_store.id, bag_item.id_bag.id
)
# this has to be done since using item_stock_qty with a bag specified will
# consider bagged items as missing, thus we have to add them back,
# item_stock_qty must be called with a bag because that way it will
# count bundled items with the specified item
stock_qty += bag_item.quantity
# Cannot deliver a sale with out of stock items
if stock_qty < bag_item.quantity:
raise CP_OutOfStockError(
T("You can't create a counter sale with out of stock items")
)
requires_serials |= bag_item.id_item.has_serial_number or False
affinity_list.append(bag_item.id_item.id)
# kinda crappy
first = affinity_list[0]
for i, id in enumerate(affinity_list):
if i == len(affinity_list) - 1:
continue
for j, other_id in enumerate(affinity_list):
if j <= i:
continue
first, second = (id, other_id) if id < other_id else (other_id, id)
affinity = db(
(db.item_affinity.id_item1 == first) &
(db.item_affinity.id_item2 == second)
).select().first()
if not affinity:
db.item_affinity.insert(
id_item1=first, id_item2=second, affinity=1
)
else:
affinity.affinity += 1
affinity.update_record()
# for every payment with a payment option with credit days, set payment to not settled
for payment in payments:
if payment.id_payment_opt.credit_days > 0:
payment.epd = date(request.now.year, request.now.month, request.now.day) + timedelta(days=payment.id_payment_opt.credit_days)
payment.is_settled = False
payment.update_record()
store = db(db.store.id == sale.id_store.id).select(for_update=True).first()
sale.consecutive = store.consecutive
sale.is_done = True
create_sale_event(sale, SALE_PAID)
sale.update_record()
store.consecutive += 1
store.update_record()
# if defered sale, remove sale order
db(db.sale_order.id_sale == sale.id).delete()
# add reward points to the client's wallet, we assume that the user has a wallet
if sale.id_client and sale.id_client.id_wallet:
wallet_utils.transaction(
sale.reward_points, wallet_utils.CONCEPT_SALE_REWARD, ref=sale.id,
wallet_id=sale.id_client.id_wallet.id
)
