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flask_app.py
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30 lines (23 loc) · 764 Bytes
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from flask import Flask, request
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
import config
import model
import orm
import repository
import services
orm.start_mappers()
get_session = sessionmaker(bind=create_engine(config.get_postgres_uri()))
app = Flask(__name__)
@app.route("/allocate", methods=["POST"])
def allocate_endpoint():
session = get_session()
repo = repository.SqlAlchemyRepository(session)
line = model.OrderLine(
request.json["orderid"], request.json["sku"], request.json["qty"],
)
try:
batchref = services.allocate(line, repo, session)
except (model.OutOfStock, services.InvalidSku) as e:
return {"message": str(e)}, 400
return {"batchref": batchref}, 201