index.py

import json
import requests
import webbrowser

class endpoints:
    ac = "https://www.epicgames.com/id/logout?redirectUrl=https%3A%2F%2Fwww.epicgames.com%2Fid%2Flogin%3FredirectUrl%3Dhttps%253A%252F%252Fwww.epicgames.com%252Fid%252Fapi%252Fredirect%253FclientId%253Dec684b8c687f479fadea3cb2ad83f5c6%2526responseType%253Dcode"
    token = "https://account-public-service-prod.ol.epicgames.com/account/api/oauth/token"
    reward = "https://fortnite-public-service-prod11.ol.epicgames.com/fortnite/api/game/v2/profile/{0}/client/ClaimLoginReward?profileId=campaign"

def getToken(authCode: str):
    h = {
            "Content-Type": "application/x-www-form-urlencoded",
            "Authorization": "basic ZWM2ODRiOGM2ODdmNDc5ZmFkZWEzY2IyYWQ4M2Y1YzY6ZTFmMzFjMjExZjI4NDEzMTg2MjYyZDM3YTEzZmM4NGQ="
    }
    d = {
            "grant_type": "authorization_code",
            "code": authCode
    }
    r = requests.post(endpoints.token, headers=h, data=d)
    print(r.text)
    r = json.loads(r.text)
    if "access_token" in r:
        access_token = r["access_token"]
        account_id= r["account_id"]
        print(f"access_token: {access_token}\naccount_id: {account_id}\nexpires_at: {r['expires_at']}")
        return access_token, account_id
    else:
        if "errorCode" in r:
            print(f"[ERROR] {r['errorCode']}")
        else:
            print("[ERROR] Unknown error")
        return False

print("Insert auth code (Opened in your browser)")
webbrowser.open_new_tab(endpoints.ac)
gtResult = getToken(input())
if not gtResult:
    exit()
else:
    h = {
            "Authorization": f"bearer {gtResult[0]}",
            "Content-Type": "application/json"
    }
    r = requests.post(endpoints.reward.format(gtResult[1]), headers=h, data="{}")
    #print(r.text)
    print("Should be claimed. idk if you already claimed it")