/***

  Olive - Non-Linear Video Editor
  Copyright (C) 2019 Olive Team

  This program 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.

  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

***/

#include "crashpadinterface.h"

#ifdef USE_CRASHPAD

#include <QCoreApplication>
#include <QDebug>
#include <QDir>

#include "filefunctions.h"

// Copied from base::FilePath to match its macro
#if defined(OS_POSIX)
  // On most platforms, native pathnames are char arrays, and the encoding
  // may or may not be specified.  On Mac OS X, native pathnames are encoded
  // in UTF-8.
  #define TO_BASE_STRING_TYPE(x) x.toStdString()
#elif defined(OS_WIN)
  // On Windows, for Unicode-aware applications, native pathnames are wchar_t
  // arrays encoded in UTF-16.
  #define TO_BASE_STRING_TYPE(x) x.toStdWString()
#endif  // OS_WIN

bool InitializeCrashpad()
{
  QString exe_dir = QCoreApplication::applicationDirPath();

  // FIXME: On Linux, probably should put this in a subdir so that it doesn't conflict with
  //        anything else in /usr/bin

  base::FilePath handler(TO_BASE_STRING_TYPE(QDir(exe_dir).filePath(QStringLiteral("crashpad_handler.exe"))));

  base::FilePath reports_dir(TO_BASE_STRING_TYPE(QDir(OLIVE_NAMESPACE::FileFunctions::GetTempFilePath()).filePath("reports")));

  base::FilePath metrics_dir(TO_BASE_STRING_TYPE(QDir(OLIVE_NAMESPACE::FileFunctions::GetTempFilePath()).filePath("metrics")));

  std::string url = "https://olivevideoeditor.org/crashpad/report.php";

  // Metadata that will be posted to the server with the crash report map
  std::map<std::string, std::string> annotations;

  // Disable crashpad rate limiting so that all crashes have dmp files
  std::vector<std::string> arguments;
  arguments.push_back("--no-rate-limit");
  arguments.push_back("--no-upload-gzip");

  // Initialize Crashpad database
  std::unique_ptr<crashpad::CrashReportDatabase> database = crashpad::CrashReportDatabase::Initialize(reports_dir);
  if (database == NULL) return false;

  // Enable automated crash uploads
  crashpad::Settings *settings = database->GetSettings();
  if (settings == NULL) return false;
  settings->SetUploadsEnabled(true);

  // Start crash handler
  crashpad::CrashpadClient *client = new crashpad::CrashpadClient();
  bool status = client->StartHandler(handler, reports_dir, metrics_dir,
                                     url, annotations, arguments, true, true);
  return status;
}

#endif // USE_CRASHPAD