Flask API sample for William

api_sample.py

# The easiest way to make REST apis in Python is usually to use flask. You can use Django if you want too, but it's heavier, and this will get the job done fine (and help you unerstand more about what it is that's going on).
from flask import Flask, request
from bson.json_util import dumps
import ast
import json

app = Flask(__name__)


domain = "tom.coffee"
port = 27017
connectionstring = "mongodb://" + domain + ":" + str(port) + "/"
connectionstring = 'mongodb+srv://admin:W05BiKav@rpglitestorage-hnw6v.mongodb.net/test?retryWrites=true&w=majority'
from pymongo import MongoClient
client = MongoClient(connectionstring)


database_name = "Game_data"
db = client[database_name]
players = db["players"]
games = db["games"]


@app.route("/api/v1/players/find/<playerid>", methods=["GET"])
def hello(playerid):
    return dumps(players.find_one({"player_id": playerid})), 200


@app.route("/api/v1/players/create", methods=["POST"])
def create_user():
    try:
        try:
            body = ast.literal_eval(json.dumps(request.get_json()))
        except:
            # Error; couldn't get the body of the request.
            return "Bad request, couldn't parse", 400
    
        new_record = players.insert(body)

        ## We'll make a nice response.
        if isinstance(record_created, list):
            return dumps([str(v) for v in record_created]), 201

        else:
            return dumps(str(record_created)), 201

    except:
        # Error inserting the body; return a 500.
        return "Error creating the user in Mongo", 500



def response_builder(action, *args, **kwargs):
    def inner_closure(*args, **kwargs):
        try:
            try:
                body = ast.literal_eval(json.dumps(request.get_json()))

            except:
                # Error; couldn't get the body of the request.
                return "Bad request, couldn't parse", 400

            return action(body, *args, **kwargs)

        except:
            # Something went wrong, but this is too generic to work out what might have happened.
            return "Server error from autogenerated endpoint", 500

    return inner_closure


@app.route('/exists/<username>')
def check_username(username):

    return str(players.find_one({'Username': username}) is not None), 200

def delete_player(body, player_id):
    deleted_user = players.delete_one({"player_id": player_id})
    
    if deleted_user.deleted_count > 0:
        return "Deleted user with id " + str(player_id) + " successfully.", 204
    else:
        return "Couldn't find user to delete", 404


#app.route("/api/v1/players/find/<player_id>")(response_builder(delete_player))


if __name__ == "__main__":
    app.run(host="0.0.0.0", port=443)