def pay_bill(self, paying_user_id: int, bill: CoffeeBill) -> str:
"""
Pay a bill by creating an expense for `paying_user` with respect to logged in splitwise user.
:param paying_user_id: Splitwise id of paying user
:param bill: CoffeeBill to be payed
:return: Splitwise transaction id
"""
# Convert amount to string
amount_str = f"{bill.sum:.2f}"
# User which will pay money
paying_user = ExpenseUser()
paying_user.setId(paying_user_id)
paying_user.setOwedShare(amount_str)
# User which will receive money
my_user = ExpenseUser()
my_user.setId(self.user.getId())
my_user.setPaidShare(amount_str)
# Create Expense/Transaction
expense = Expense()
expense.setCost(amount_str)
expense.setDescription(f"CoffeeTracker, Rechnung {bill.id}")
expense.addUser(paying_user)
expense.addUser(my_user)
# Execute transaction
expense_response, errors = self.s.createExpense(expense)
if errors is not None:
raise RuntimeError(
"An error occured while processing the transaction with Splitwise: "
f"{errors.errors}")
return f"{expense_response.getId()}"
def add_group_expense(exp_data: dict):
"""
Utility function to add multiple expenses at once.
Pass in a dict of user_ids -> amount owed
"""
try:
total = float(exp_data['total'])
group_id = exp_data['group_id']
desc = exp_data['desc']
except KeyError:
print("total, group_id and desc are required fields in the expense")
return
expense = Expense()
expense.setCost(total)
expense.setDescription(desc)
expense.setGroupId(group_id)
sum = 0
for user_id, details in exp_data['users'].items():
try:
amt = float(details["amt"])
except KeyError:
print("'amt' is a required field")
return
except ValueError:
print(f"invalid amount {details['amt']}")
return
user = ExpenseUser()
user.setId(user_id)
user.setPaidShare(0)
user.setOwedShare(amt)
sum += amt
expense.addUser(user)
me = ExpenseUser()
me.setId(s.getCurrentUser().getId())
me.setPaidShare(total)
me.setOwedShare(total - sum)
expense.addUser(me)
if DRY_RUN:
print("--- dry run ---")
print_expense_details(expense)
return
resp, err = s.createExpense(expense)
# handle err
if err is not None:
print(err.getErrors())
return
print("Expense created!")
timestamp_comment = f"added at {datetime.datetime.now()} :)"
add_comment_to_expense(resp.getId(), timestamp_comment)
# extra comments
if "comment" in exp_data and exp_data["comment"] != "":
add_comment_to_expense(resp.getId(), comment)