import base64
import json
import os
import urllib.parse
import urllib.request

class NoRedirect(urllib.request.HTTPRedirectHandler):
    def redirect_request(self, req, fp, code, msg, headers, newurl):
        return None

opener = urllib.request.build_opener(NoRedirect)
credentials = os.environ["SCORMBOX_API_KEY"] + ":" + os.environ["SCORMBOX_API_SECRET"]
authorization = "Basic " + base64.b64encode(credentials.encode()).decode()

def request(path, body=None):
    data = None if body is None else json.dumps(body).encode()
    message = urllib.request.Request(
        "https://scormbox.com/api/v1" + path,
        data=data, method="GET" if body is None else "POST",
        headers={"Authorization": authorization, "Content-Type": "application/json"}
    )
    with opener.open(message, timeout=20) as response:
        return json.load(response)

course_path = "/courses/" + urllib.parse.quote(os.environ["SCORMBOX_COURSE_ID"], safe="")
user = {"name": os.environ["SCORMBOX_LEARNER_NAME"], "email": os.environ["SCORMBOX_LEARNER_EMAIL"]}
session = request(course_path + "/sessions", {
    "user": user, "origin": os.environ["SCORMBOX_ORIGIN"], "attempt_mode": "resume"
})
# Deliver session["launch_token"] only to this learner's authorized browser page.
result = request(course_path + "/results?" + urllib.parse.urlencode({"email": user["email"]}))
print(json.dumps(result, indent=2))