from __future__ import annotations

import json
from pathlib import Path
from urllib import request


def build_json_request(
    url: str, payload: dict, timeout_seconds: float = 5.0
) -> request.Request:
    data = json.dumps(payload).encode("utf-8")
    req = request.Request(url=url, data=data, method="POST")
    req.add_header("Content-Type", "application/json")
    req.timeout_seconds = timeout_seconds
    return req


def append_json_event(path: str | Path, payload: dict) -> None:
    output_path = Path(path)
    output_path.parent.mkdir(parents=True, exist_ok=True)
    with output_path.open("a", encoding="utf-8") as handle:
        handle.write(json.dumps(payload, ensure_ascii=False) + "\n")


def post_json_event(url: str, payload: dict, timeout_seconds: float = 5.0) -> None:
    if not url.strip():
        return
    req = build_json_request(url, payload, timeout_seconds=timeout_seconds)
    with request.urlopen(req, timeout=timeout_seconds):
        return


def dispatch_json_event(
    path: str | Path,
    payload: dict,
    webhook_url: str = "",
    timeout_seconds: float = 5.0,
) -> None:
    append_json_event(path, payload)
    if webhook_url.strip():
        post_json_event(webhook_url, payload, timeout_seconds=timeout_seconds)