import json, os, sys, ipaddress, urllib.request, urllib.parse, urllib.error


def _cfg():
    s = json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
    base = str(s.get("base_url") or "https://www.virustotal.com/api/v3").rstrip("/")
    headers = {"x-apikey": s.get("api_key", ""), "Accept": "application/json"}
    return base, headers


def _inputs():
    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))


def request(path, params):
    base, headers = _cfg()
    clean = {k: v for k, v in params.items() if v not in (None, "")}
    url = base + "/" + path.lstrip("/") + ("?" + urllib.parse.urlencode(clean, doseq=True) if clean else "")
    req = urllib.request.Request(url, headers=headers, method="GET")
    with urllib.request.urlopen(req, timeout=90) as r:
        raw = r.read()
        return json.loads(raw) if raw else {}


def run():
    inp = _inputs()
    resource = str(inp.get("resource", ""))
    try:
        ipaddress.ip_address(resource)
        collection = "ip_addresses"
    except ValueError:
        collection = "domains"
    rid = urllib.parse.quote(resource, safe="")
    print(json.dumps(request(collection + "/" + rid + "/resolutions", {"limit": int(inp.get("limit") or 10)})))


try:
    run()
except urllib.error.HTTPError as e:
    print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
    sys.exit(1)
except Exception as e:
    print(json.dumps({"error": str(e)}))
    sys.exit(1)