def start():
try:
logging.info("In /start in main_controller.py")
if request.methods == "POST":
logging.info("Into POST condition in main_controller.py")
username = request.json['username']
email = request.json['email']
if len(username) > 5 and len(
email) > 14 and request.methods == 'POST':
logging.info("redirecting to /post method of main_logic.py")
return redirect(url_for('/user'), method='POST')
elif request.methods == "GET":
logging.info("Into GET condition in main_controller")
logging.info("redirecting to /get method of main_logic.py")
return redirect(url_for('/user'), method='GET')
else:
logging.warning("Method entered is not defined")
return 'Invalid Choice'
except Exception as ex:
logging.error("Exception occurred at /start")
print(ex)
def add_user():
try:
logging.info("In POST add_user method of main_logic.py")
username = request.json['username']
email = request.json['email']
# validate input
if username and email and request.method == 'POST':
logging.info(
"In if condition of POST add_user method of main_logic.py ")
new_user = User(username, email)
logging.info("after new_user added in main_logic.py")
db.session.add(new_user)
db.session.commit()
logging.info("New User Details: username: {}, email: {}".format(
username, email))
logging.info("Done commit")
all_users = User.query.all()
result = users_schema.dump(all_users)
return users_schema.jsonify(result)
else:
logging.warning("Not able to add new user")
return 'Error while adding new user'
except Exception as ex:
logging.error(
"Error occurred in POST add_user method of main_logic.py")
print(ex)
def user_update(id):
try:
logging.info("In PUT/<id> user_update method of main_logic.py")
if id and request.method == 'PUT':
user = User.query.get(id)
username = request.json['username']
email = request.json['email']
if username is not None and email is not None:
user.email = email
user.username = username
db.session.commit()
logging.info("success: updated {}".format(user))
return jsonify(user)
else:
return 'Error username and email not available'
else:
return 'Error in updating data of id:{}'.format(id)
except Exception as ex:
logging.error(
"Error occurred in PUT user_update method of main_logic. Not able to update"
)
print(ex)
def user_details(id):
try:
logging.info("In GET/<id> user_details method of main_logic.py")
if id and request.method == 'GET':
user = User.query.get(id)
logging.info("Success: Displaying all the data of {}".format(user))
return jsonify(user)
else:
return 'Error in Extracting Data of id:{}'.format(id)
except Exception as ex:
logging.error(
"Error occurred in GET/<id> user_details method of main_logic. Not able to Collect data"
)
print(ex)
def user_delete(id):
try:
logging.info("In DELETE user_delete method of main_logic.py")
if id and request.method == 'DELETE':
user = User.query.get(id)
db.session.delete(user)
db.session.commit()
logging.info("success: Deleted {}".format(user))
return jsonify(user)
else:
return 'Error in Deleting Data of id:{}'.format(id)
except Exception as ex:
logging.error(
"Error occurred in DELETE user_delete method of main_logic.Not able to delete"
)
print(ex)
def get_user():
try:
logging.info("In GET get_user method of main_logic.py")
all_users = User.query.all()
result = users_schema.dump(all_users)
if all_users and result and request.method == 'GET':
logging.info("Success: Displaying all the data")
return jsonify(result)
else:
return 'Error in Extracting Data'
except Exception as ex:
logging.error(
"Error occurred in GET get_user method of main_logic. Not able to collect data"
)
print(ex)
def start_id(id):
try:
logging.info("In /start/<id> in main_controller")
if request.methods == "PUT":
logging.info("Into Put method in main_controller.py")
logging.info("redirecting to /put/<id> method in main_logic.py")
return redirect(url_for('/user/<id>'), method='PUT')
elif request.methods == "DELETE":
logging.info("Into Delete method in main_controller")
logging.info("redirecting to /delete/<id> method in main_logic.py")
return redirect(url_for('/user/<id>'), method='DELETE')
elif request.methods == "GET":
logging.info("Into GET/<id> method in main_controller")
logging.info("redirecting to /get/<id> method in main_logic.py")
return redirect(url_for('/user/<id>'), method='GET')
except Exception as ex:
logging.error("Exception occurred at /start/<id>")
print(ex)
from flask_sqlalchemy import SQLAlchemy
from server import app, logging
logging.info("In config.py: database Configuration")
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///Data.db'
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
db = SQLAlchemy(app)