/*
 * Strawberry Music Player
 * Copyright 2018-2021, Jonas Kvinge <jonas@jkvinge.net>
 *
 * Strawberry is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Strawberry is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include <QObject>
#include <QString>
#include <QUrl>

#include "core/application.h"
#include "core/taskmanager.h"
#include "core/song.h"
#include "qobuz/qobuzservice.h"
#include "qobuzurlhandler.h"

QobuzUrlHandler::QobuzUrlHandler(Application *app, QobuzService *service)
    : UrlHandler(service),
      app_(app),
      service_(service),
      task_id_(-1) {

  QObject::connect(service, &QobuzService::StreamURLFinished, this, &QobuzUrlHandler::GetStreamURLFinished);

}

UrlHandler::LoadResult QobuzUrlHandler::StartLoading(const QUrl &url) {

  LoadResult ret(url);
  if (task_id_ != -1) return ret;
  task_id_ = app_->task_manager()->StartTask(QString("Loading %1 stream...").arg(url.scheme()));
  service_->GetStreamURL(url);
  ret.type_ = LoadResult::WillLoadAsynchronously;
  return ret;

}

void QobuzUrlHandler::GetStreamURLFinished(const QUrl &original_url, const QUrl &stream_url, const Song::FileType filetype, const int samplerate, const int bit_depth, const qint64 duration, const QString &error) {

  if (task_id_ == -1) return;
  CancelTask();
  if (error.isEmpty()) {
    emit AsyncLoadComplete(LoadResult(original_url, LoadResult::TrackAvailable, stream_url, filetype, samplerate, bit_depth, duration));
  }
  else {
    emit AsyncLoadComplete(LoadResult(original_url, LoadResult::Error, error));
  }

}

void QobuzUrlHandler::CancelTask() {
  app_->task_manager()->SetTaskFinished(task_id_);
  task_id_ = -1;
}