Progetto_2023-OVI/flask_be/app.py

from flask import Flask, request
from flask_cors import CORS
import json
import os.path

from engine.handle_request import handleSimpleGetQuery


app = Flask(__name__)
CORS(app) # This will enable CORS for all routes
# CORS enabling is useful to prevent annoying CORS error when developing locally

# Configuration for the app, particularly for DB & other possible data provider(s)
# Eventually should be put in a config file (or similar general solution)
dataConfig = {
    'appath': app.root_path,
    'dbpath': os.path.join(app.root_path, os.pardir) + '/db/first_db/test1.db',
    'data_interface': 'sqlite3'
    }


# ADD LOGGING?


################################################################
# parte di codice da copiare per fare un altro endpoint in Flask
@app.route('/simple_get_query', methods=['POST'])
def simpleQuery():

    # This is a stupid (and possibly TEMPORARY) way of handling the JSON data, but it works;
    # trying to send application/json data causes Flask to complain and I can't understand why!    
    jsonString = json.loads( request.form['stringifiedDTO'] )
    queryDTO = jsonString['queryList']
    # UP TO HERE

    try:
        output = handleSimpleGetQuery(queryDTO, dataConfig)

        return output, 200

    except Exception as err:
        # Log the exception? Send it back to FE?
        emptyOut = {}
        return emptyOut, 500
# fino a qui
#################################################################


if __name__ == '__main__':
    app.run()