def get_group_expense(group_id):
try:
group = Group.objects(id__exact=group_id).first()
all_expenses = Expense.objects(group=group).all()
all_expenses = list(map(lambda x: x.deserialize(), all_expenses))
return jsonify(isError=False, data=all_expenses), 200
except Exception:
err = traceback.format_exc()
return jsonify(isError=True, data=err), 500
def get_groups(course_id=0):
if course_id != 0:
filter_condition = (Group.course_id == course_id)
else:
filter_condition = None
group = Group.get_query(filter_condition=filter_condition)
return jsonify(
data=map(SerializableModelMixin.serialize_row, group)
), 200
def get_group_by_id(course_id, group_id):
try:
group = Group.get_query(filter_condition=(Group.id == group_id))
return jsonify(
data=SerializableModelMixin.serialize_row(group.one())
), 200
except:
return jsonify(
userMessage="해당 반을 찾을 수 없습니다."
), 404
def create_expense():
try:
request_data = request.json
schema = ExpenseSchema()
try:
result = schema.load(request_data)
except ValidationError as err:
return jsonify(err.messages), 400
total_spender_amount = 0
total_amount = result["amount"]
for sp in result["spender"]:
total_spender_amount += sp["share"]
total_splits_amount = 0
for sp in result["splits"]:
total_splits_amount += sp["share"]
if total_spender_amount != total_splits_amount or total_spender_amount != total_amount or total_splits_amount != total_amount:
return jsonify(isError=True, error="Amounts do not match"), 500
expense = Expense(
title=result["title"],
amount=total_amount,
group=Group.objects(id__exact=result["group"]).first(),
spender=json.dumps(result["spender"]),
splits=json.dumps(result["splits"]))
expense.save()
total_spender_amount = 0
spender = {}
splits = {}
for sp in result["spender"]:
total_spender_amount += sp["share"]
spender[sp["user_id"]] = sp["share"]
total_splits_amount = 0
for sp in result["splits"]:
total_splits_amount += sp["share"]
splits[sp["user_id"]] = sp["share"]
transactions = []
for spend in spender:
if spender[spend] != 0:
for split in splits:
if split != spend and splits[split] != 0 and spender[
spend] != 0:
t = {}
if splits[split] > spender[spend]:
t["payee"] = split
t["amount"] = spender[spend]
t["payer"] = spend
spender[spend] = 0
splits[split] -= spender[spend]
else:
t["payee"] = split
t["amount"] = splits[split]
t["payer"] = spend
spender[spend] -= splits[split]
splits[split] = 0
transactions.append(t)
for t in transactions:
trans = Transaction(
amount=t["amount"],
payee=User.objects(id__exact=t["payee"]).first(),
payer=User.objects(id__exact=t["payer"]).first(),
expense=expense)
trans.save()
return jsonify(isError=False, data=result), 200
except Exception:
err = traceback.format_exc()
return jsonify(isError=True, data=err), 500
