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update orders

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This commit is contained in:
Sérgio Rafael Siqueira
2026-01-07 19:04:07 -03:00
parent 3f76273f83
commit d1fc6c602c
23 changed files with 305 additions and 129 deletions
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1
api.saladeaula.digital/app/app.py
View File

@@ -68,7 +68,6 @@ def health():
@app.exception_handler(ServiceError)
def exc_error(exc: ServiceError):
logger.exception(exc)
return JSONResponse(
body={
'type': type(exc).__name__,

118
api.saladeaula.digital/app/routes/orders/checkout.py
View File

@@ -1,13 +1,17 @@
import re
from decimal import Decimal
from functools import reduce
from http import HTTPStatus
from typing import Any, Literal
from uuid import uuid4
from aws_lambda_powertools.event_handler.api_gateway import Router
from layercake.dateutils import now
from layercake.dynamodb import DynamoDBPersistenceLayer
from layercake.extra_types import CnpjStr, CpfStr, NameStr
from aws_lambda_powertools.event_handler.exceptions import (
NotFoundError,
)
from layercake.dateutils import now, ttl
from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
from layercake.extra_types import CnpjStr, CpfStr, CreditCard, NameStr
from pydantic import (
UUID4,
BaseModel,
@@ -22,12 +26,14 @@ from api_gateway import JSONResponse
from boto3clients import dynamodb_client
from config import ORDER_TABLE
from routes.enrollments.enroll import Enrollment
from routes.orgs.address import address
router = Router()
dyn = DynamoDBPersistenceLayer(ORDER_TABLE, dynamodb_client)
class CouponNotFoundError(NotFoundError): ...
class User(BaseModel):
id: UUID4 | str
name: NameStr
@@ -71,13 +77,15 @@ class Checkout(BaseModel):
address: Address
payment_method: Literal['PIX', 'CREDIT_CARD', 'BANK_SLIP', 'MANUAL']
items: tuple[Item, ...]
enrollments: tuple[Enrollment, ...] | None = None
enrollments: tuple[Enrollment, ...] = tuple()
coupon: Coupon | None = None
org_id: UUID4 | str | None = None
user_id: UUID4 | str | None = None
cnpj: CnpjStr | None = None
cpf: CpfStr | None = None
created_by: User | None = None
credit_card: CreditCard | None = None
installments: int | None = Field(None, ge=1, le=12)
@model_validator(mode='after')
def verify_fields(self):
@@ -99,7 +107,14 @@ class Checkout(BaseModel):
def model_dump(self, **kwargs) -> dict[str, Any]:
return super().model_dump(
exclude_none=True,
exclude={'items', 'address', 'created_by'},
exclude={
'items',
'address',
'created_by',
'coupon',
'credit_card',
'enrollments',
},
**kwargs,
)
@@ -107,28 +122,43 @@ class Checkout(BaseModel):
@router.post('/')
def checkout(payload: Checkout):
now_ = now()
order_id = str(payload.id)
order_id = payload.id
address = payload.address
credit_card = payload.credit_card
items = payload.items
enrollments = payload.enrollments
coupon = payload.coupon
subtotal = _sum_items(items)
discount = (
_apply_discount(subtotal, coupon.amount, coupon.type) * -1
if coupon
else Decimal('0')
)
total = subtotal + discount if subtotal > Decimal('0') else Decimal('0')
with dyn.transact_writer() as transact:
transact.put(
item={
'id': order_id,
'sk': '0',
'total': '',
'discount': '',
'status': 'PENDING',
'subtotal': subtotal,
'total': total,
'discount': discount,
# Post-migration (orders): rename `create_date` to `created_at`
'create_date': now_,
'due_date': '',
'created_at': now_,
}
| ({'coupon': coupon.code} if coupon else {})
| ({'installments': payload.installments} if payload.installments else {})
| payload.model_dump()
)
transact.put(
item={
'id': order_id,
'sk': 'ITEMS',
'items': [],
'items': [item.model_dump() for item in items],
'created_at': now_,
}
)
@@ -141,14 +171,78 @@ def checkout(payload: Checkout):
| address.model_dump()
)
if credit_card:
transact.put(
item={
'id': order_id,
'sk': 'CREDIT_CARD',
'ttl': ttl(start_dt=now_, minutes=5),
'created_at': now_,
}
| credit_card.model_dump(),
)
if coupon:
transact.put(
item={
'id': order_id,
'sk': 'COUPON',
'sk': 'METADATA#COUPON',
'created_at': now_,
}
| coupon.model_dump()
)
transact.condition(
key=KeyPair('COUPON', coupon.code),
cond_expr='attribute_exists(sk) \
AND discount_type = :type \
AND discount_amount = :amount',
expr_attr_values={
':type': coupon.type,
':amount': coupon.amount,
},
exc_cls=CouponNotFoundError,
)
for enrollment in enrollments:
transact.put(
item={
'id': order_id,
'sk': f'ENROLLMENT#{enrollment.id}',
'status': 'UNPROCESSED',
'created_at': now_,
}
| enrollment.model_dump(exclude={'id'})
)
return JSONResponse(body={'id': order_id}, status_code=HTTPStatus.CREATED)
def _sum_items(items: tuple[Item, ...]):
def sum(total: Decimal, item: Item) -> Decimal:
return total + item.unit_price * item.quantity
return reduce(sum, items, Decimal(0))
def _calc_interest(total, installments: int) -> Decimal:
rate2to6 = 0.055
rate7to12 = 0.0608
rate = rate7to12 if installments >= 7 else rate2to6
return total * Decimal((1 - 0.0382) / (1 - rate))
def _apply_discount(
subtotal: Decimal,
discount_amount: Decimal,
discount_type: Literal['FIXED', 'PERCENT'],
) -> Decimal:
if subtotal <= Decimal('0'):
return Decimal('0')
amount = (
(subtotal * discount_amount) / Decimal('100')
if discount_type == 'PERCENT'
else discount_amount
)
return min(amount, subtotal)

2
api.saladeaula.digital/template.yaml
View File

@@ -26,7 +26,7 @@ Globals:
Architectures:
- x86_64
Layers:
- !Sub arn:aws:lambda:sa-east-1:336641857101:layer:layercake:103
- !Sub arn:aws:lambda:sa-east-1:336641857101:layer:layercake:104
Environment:
Variables:
TZ: America/Sao_Paulo

146
api.saladeaula.digital/tests/routes/orders/test_checkout.py
View File

@@ -7,7 +7,7 @@ from layercake.dynamodb import DynamoDBPersistenceLayer, PartitionKey
from ...conftest import HttpApiProxy, LambdaContext
def test_checkout(
def test_checkout_coupon(
app,
seeds,
http_api_proxy: HttpApiProxy,
@@ -23,7 +23,15 @@ def test_checkout(
'cnpj': '00000000000191',
'name': 'Branco do Brasil',
'email': 'bb@users.noreply.saladeaula.digital',
'payment_method': 'BANK_SLIP',
'payment_method': 'CREDIT_CARD',
'installments': 12,
'credit_card': {
'holder_name': 'Sergio R Siqueira',
'number': '4111111111111111',
'exp_month': '01',
'exp_year': '2026',
'cvv': '123',
},
'created_by': {
'id': '15bacf02-1535-4bee-9022-19d106fd7518',
'name': 'Sérgio R Siqueira',
@@ -33,17 +41,59 @@ def test_checkout(
'postcode': '81280350',
'neighborhood': 'Cidade Industrial',
'address1': 'Rua Monsenhor Ivo Zanlorenzi',
'address2': 'nº 5190, ap 1802',
'address2': '5190, ap 1802',
'state': 'PR',
},
'items': [
{
'id': 'e1c44881-2fe3-484e-ada2-12b6bf5b9398',
'name': 'NR-35 Segurança nos Trabalhos em Altura',
'quantity': 2,
'unit_price': 119,
}
'name': 'CIPA Grau de Risco 1',
'id': '3c27ea9c-9464-46a1-9717-8c1441793186',
'quantity': 1,
'unit_price': 99,
},
{
'name': 'CIPA Grau de Risco 2',
'id': '99bb3b60-4ded-4a8e-937c-ba2d78ec6454',
'quantity': 1,
'unit_price': 99,
},
],
'enrollments': [
{
'user': {
'name': 'Sérgio Rafael de Siqueira',
'cpf': '07879819908',
'id': '5OxmMjL-ujoR5IMGegQz',
'email': 'sergio@somosbeta.com.br',
},
'course': {
'name': 'CIPA Grau de Risco 1',
'id': '3c27ea9c-9464-46a1-9717-8c1441793186',
'access_period': 365,
},
'id': '2f026d38-1edc-44ea-abf3-60c10bc58909',
},
{
'course': {
'name': 'CIPA Grau de Risco 2',
'id': '99bb3b60-4ded-4a8e-937c-ba2d78ec6454',
'access_period': 365,
},
'scheduled_for': '2026-01-20',
'id': '1f0931ad-7dd4-4ca1-bce2-a2e89efa5b56',
'user': {
'name': 'Maitê L Siqueira',
'cpf': '02186829991',
'id': '87606a7f-de56-4198-a91d-b6967499d382',
'email': 'osergiosiqueira+maite@gmail.com',
},
},
],
'coupon': {
'code': '10OFF',
'type': 'PERCENT',
'amount': 10,
},
},
),
lambda_context,
@@ -56,42 +106,44 @@ def test_checkout(
pprint(r['items'])
# def test_checkout_from_user(
# app,
# seeds,
# http_api_proxy: HttpApiProxy,
# dynamodb_persistence_layer: DynamoDBPersistenceLayer,
# lambda_context: LambdaContext,
# ):
# r = app.lambda_handler(
# http_api_proxy(
# raw_path='/orders',
# method=HTTPMethod.POST,
# body={
# 'user_id': '15bacf02-1535-4bee-9022-19d106fd7518',
# 'cpf': '07879819908',
# 'name': 'Sérgio R Siqueira',
# 'email': 'sergio@somosbeta.com.br',
# 'payment_method': 'MANUAL',
# 'address': {
# 'city': 'Curitiba',
# 'postcode': '81280350',
# 'neighborhood': 'Cidade Industrial',
# 'address1': 'Rua Monsenhor Ivo Zanlorenzi',
# 'address2': 'nº 5190, ap 1802',
# 'state': 'PR',
# },
# 'items': [
# {
# 'id': 'e1c44881-2fe3-484e-ada2-12b6bf5b9398',
# 'name': 'NR-35 Segurança nos Trabalhos em Altura',
# 'quantity': 2,
# 'unit_price': 119,
# }
# ],
# },
# ),
# lambda_context,
# )
# print(r)
# assert r['statusCode'] == HTTPStatus.CREATED
def test_checkout_from_user(
app,
seeds,
http_api_proxy: HttpApiProxy,
dynamodb_persistence_layer: DynamoDBPersistenceLayer,
lambda_context: LambdaContext,
):
r = app.lambda_handler(
http_api_proxy(
raw_path='/orders',
method=HTTPMethod.POST,
body={
'user_id': '15bacf02-1535-4bee-9022-19d106fd7518',
'cpf': '07879819908',
'name': 'Sérgio R Siqueira',
'email': 'sergio@somosbeta.com.br',
'payment_method': 'MANUAL',
'address': {
'sk': 'METADATA#ADDRESS',
'address1': 'Rua Monsenhor Ivo Zanlorenzi',
'address2': '5190, ap 1802',
'postcode': '81280350',
'city': 'Curitiba',
'neighborhood': 'Cidade Industrial',
'state': 'PR',
},
'items': [
{
'id': 'e1c44881-2fe3-484e-ada2-12b6bf5b9398',
'name': 'NR-35 Segurança nos Trabalhos em Altura',
'quantity': 2,
'unit_price': 119,
'access_period': 20,
}
],
},
),
lambda_context,
)
print(r)
assert r['statusCode'] == HTTPStatus.CREATED

2
api.saladeaula.digital/uv.lock generated
View File

@@ -667,7 +667,7 @@ wheels = [
[[package]]
name = "layercake"
version = "0.11.4"
version = "0.12.0"
source = { directory = "../layercake" }
dependencies = [
{ name = "arnparse" },