/**
 * Lightweight REST Client Framework
 * $Id$
 * $HeadURL$
 * $Author$
 * Created by Hannes Fritsche, ESZS, 2026-08-21
 */

// Short documentation on how to use it can be found at https://confluence-classified.rh-int.de/spaces/LEG/pages/207915647/HOWTO+LtsRestClient

#pragma once

#include <QJsonDocument>
#include <QObject>
#include <QString>
#include <functional>
#include <LtsRestClient/ltsrestclient_export.h>

class QNetworkAccessManager;

namespace LtsCommon
{

class LTSRESTCLIENT_EXPORT LtsRestClient : public QObject
{
  Q_OBJECT

  public:
  explicit LtsRestClient(const QString &baseUrl, QObject *parent = nullptr);

  // type aliases
  using PingSuccessCallback = std::function<void(int statusCode)>;
  using SuccessCallback = std::function<void(const QJsonDocument &)>;
  using ErrorCallback = std::function<void(const QString &)>;

  // HTTP Header Ping to m_baseUrl to check server availability
  void ping(PingSuccessCallback onSuccess, ErrorCallback onError = nullptr, int timeoutMs = 3000);

  // HTTP Methods
  void get(const QString &endpoint, SuccessCallback onSuccess, ErrorCallback onError = nullptr);
  void post(const QString &endpoint, const QJsonDocument &json, SuccessCallback onSuccess, ErrorCallback onError = nullptr);
  void put(const QString &endpoint, const QJsonDocument &json, SuccessCallback onSuccess, ErrorCallback onError = nullptr);
  void del(const QString &endpoint, SuccessCallback onSuccess, ErrorCallback onError = nullptr);

  private:
  void sendRequest(const QString &method, const QString &endpoint, const QByteArray &data, SuccessCallback onSuccess, ErrorCallback onError);

  QString m_baseUrl;
  QNetworkAccessManager *m_manager;
}; // class RestClient
} // namespace LtsCommon