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import json
from flask import Flask, abort, request
from flask_restplus import Resource, Api
from flask_restplus import fields
from users_commands import get_all_users, add_user, remove_user
app = Flask(__name__)
api = Api(app,version='1.0', title='API for users management', description='A demonstration of a Flask RestPlus powered API')
os_user = api.model('User', {
'username': fields.String(required=True, description='username to be created', example='operativos'),
'password': fields.String(required=True, description='password for the username', example='mysecurepass'),
})
ns = api.namespace('v1.0/users', description='Operations related to create users')
@ns.route('/')
class UserCollection(Resource):
@api.response(200, 'List of users successfully returned.')
def get(self):
""" returns a list of users """
list = {}
list["users"] = get_all_users()
return json.dumps(list), 200
@api.response(201, 'User successfully created.')
@api.response(400, 'User already exist.')
@api.expect(os_user)
def post(self):
""" creates a user """
content = request.get_json(silent=True)
username = content['username']
password = content['password']
if not username or not password:
return "empty username or password", 400
if username in get_all_users():
return "user already exist", 400
if add_user(username,password):
return "user created", 201
else:
return "error while creating user", 400
if __name__ == "__main__":
app.run(host='0.0.0.0',port=8080,debug='True')
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