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

# The generic form of the alertTriggerActions mutation the update_uam_alert_*
# commands use with a fixed action: any action the console offers on an alert
# (quarantine, kill, remediate, blocklist…) is reachable by passing its id.
MUTATION = """mutation TriggerAction($actions: [TriggerActionInput!]!, $filter: OrFilterSelectionInput) {
  alertTriggerActions(actions: $actions, filter: $filter) {
    __typename
    ... on ActionsTriggered {
      actions { actionId alertCount
        success { id }
        failure { id errorType errorMessage }
        skip { id } }
    }
  }
}"""


def request(method, url, headers, body=None):
    data = json.dumps(body).encode("utf-8") if body is not None else None
    req = urllib.request.Request(url, data=data, headers=headers, method=method)
    with urllib.request.urlopen(req, timeout=60) as resp:
        raw = resp.read()
        return json.loads(raw) if raw else {}


def main():
    secrets = json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
    inputs = json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
    base = secrets.get("url", "").rstrip("/") + "/web/api/v2.1"
    headers = {
        "Authorization": "ApiToken " + secrets.get("api_token", ""),
        "Accept": "application/json",
        "Content-Type": "application/json",
    }
    alert_id = str(inputs.get("alert_id") or "").strip()
    action_id = str(inputs.get("action_id") or "").strip()
    if not alert_id or not action_id:
        raise ValueError("alert_id and action_id are required")

    payload = {}
    action_type = str(inputs.get("action_type") or "").strip()
    if action_type:
        payload["type"] = action_type
    # Free-form payload for the actions that take more than a type; passed
    # through as-is so a new console action does not need a new command.
    extra = str(inputs.get("payload_json") or "").strip()
    if extra:
        parsed = json.loads(extra)
        if not isinstance(parsed, dict):
            raise ValueError("payload_json must be a JSON object")
        payload.update(parsed)

    variables = {
        "actions": [{"id": action_id, "payload": payload}],
        "filter": {"or": [{"and": [{"fieldId": "id", "stringEqual": {"value": alert_id}}]}]},
    }
    resp = request("POST", base + "/unifiedalerts/graphql", headers, {"query": MUTATION, "variables": variables})
    if resp.get("errors"):
        print(json.dumps({"error": "GraphQL error", "detail": resp["errors"]}))
        sys.exit(1)
    print(json.dumps({"alert_id": alert_id, "action_id": action_id, "result": resp.get("data") or {}}))


try:
    main()
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)