package libs


func getJSON(rawURL string, params url.Values, timeout time.Duration) (map[string]any, error) {
	if timeout <= 0 {
		timeout = 5 * time.Second
	}
	if params != nil {
		if strings.Contains(rawURL, "?") {
			rawURL += "&" + params.Encode()
		} else {
			rawURL += "?" + params.Encode()
		}
	}
	req, err := http.NewRequest(http.MethodGet, rawURL, nil)
	if err != nil {
		return nil, err
	}
	req.Header.Set("Accept", "application/json")
	req.Header.Set("User-Agent", "big-qmt-go/1")
	client := &http.Client{Timeout: timeout}
	resp, err := client.Do(req)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()
	body, err := io.ReadAll(resp.Body)
	if err != nil {
		return nil, err
	}
	if resp.StatusCode >= 400 {
		return nil, fmt.Errorf("http %d: %s", resp.StatusCode, strings.TrimSpace(string(body)))
	}
	out := map[string]any{}
	if err := json.Unmarshal(body, &out); err != nil {
		return nil, err
	}
	return out, nil
}