//
//          Copyright (c) 2016, Scientific Toolworks, Inc.
//
// This software is licensed under the MIT License. The LICENSE.md file
// describes the conditions under which this software may be distributed.
//
// Author: Martin Marmsoler
//

#include "Test.h"
#include "ui/RepoView.h"
//#include <JlCompress.h>
#include <QFileInfo>
#include "zip.h"
using namespace QTest;

namespace Test {

QTemporaryDir tempDir;

QString zipReturnValueToString(int value) {
    switch(value) {
        case 0: return "OK";
        case -1: return "enoinit";
        case -2: return "einventname";
        case -3: return "enoent";
        case -4: return "einvmode";
        case -5: return "einvlvl";
        case -6: return "enosup64";
        case -7: return "ememset";
        case -8: return "ewrtent";
        case -9: return "etdeflinit";
        case -10: return "einvidx";
        case -11: return "enohdr";
        case -12: return "etdeflbuf";
        case -13: return "ecrthdr";
        case -14: return "ewrthdr";
        case -15: return "ewrtdir";
        case -16: return "eopnfile";
        case -17: return "einventtype";
        case -18: return "ememnoalloc";
        case -19: return "enofile";
        case -20: return "enoperm";
        case -21: return "eoomem";
        case -22: return "einvzipname";
        case -23: return "emkdir";
        case -24: return "esymlink";
        case -25: return "eclszip";
        case -26: return "ecapsize";
        case -27: return "efseek";
        case -28: return "efread";
        case -29: return "efwrite";
        default: return "Unknown";

    }
}

int on_extract_entry(const char *filename, void *arg) {
    static int i = 0;
    int n = *(int *)arg;
    printf("Extracted: %s (%d of %d)\n", filename, ++i, n);

    return 0;
}

/*!
 * \brief extractRepository
 * Hacky method to extract a repository
 * \param filename
 * \return
 */
QString extractRepository(const QString& filename, bool useTempDir) {

    QDir repoPath(TESTREPOSITORIES_PATH);
    QFileInfo f(repoPath.filePath(filename));
    char *path_c;
    if (useTempDir)
        path_c = tempDir.path().toLatin1().data();
    else
        path_c = repoPath.path().toLatin1().data();
    QString exportFolder = QDir(path_c).filePath(f.baseName());

    if (!QDir(exportFolder).exists() && !f.exists()) {
        qDebug() << "Zip file does not exist: " << f;
		return "";
    }

    if (useTempDir && !tempDir.isValid()) {
        qDebug() << "Not able to create temporary directory.";
        return "";
    }

   const char * filename_c = f.absoluteFilePath().toLatin1().data();

    if (!QDir(exportFolder).exists()) {
        int arg = 2;
        auto res = zip_extract(filename_c, path_c, on_extract_entry, &arg);
        if (res < 0) {
            qDebug() << "Error opening zip file: " << zipReturnValueToString(res);
            return "";
        }
    }
    return exportFolder; // successfully extracted
}

ScratchRepository::ScratchRepository(bool autoRemove)
{
  mDir.setAutoRemove(autoRemove);
  mRepo = git::Repository::init(mDir.path());
}

ScratchRepository::operator git::Repository()
{
  return mRepo;
}

git::Repository *ScratchRepository::operator->()
{
  return &mRepo;
}

void refresh(RepoView *view, bool expectDirty)
{
  // Setup post refresh trigger.
  bool finished = false;
  auto connection = QObject::connect(view, &RepoView::statusChanged,
  [&finished, expectDirty](bool dirty) {
    QCOMPARE(expectDirty, dirty);
    finished = true;
  });

  view->refresh();

  // Wait for the refresh to finish.
  while (!finished)
    qWait(100);

  QObject::disconnect(connection);

  // Select status index.
  if (expectDirty)
    view->selectFirstCommit();
}

void fetch(RepoView *view, git::Remote remote)
{
  QEventLoop loop;
  QFutureWatcher<git::Result> watcher;
  QObject::connect(&watcher, &QFutureWatcher<git::Result>::finished,
                   &loop, &QEventLoop::quit);

  watcher.setFuture(view->fetch(remote));
  loop.exec();

  QVERIFY(!watcher.result().error());
}

Application createApp(int &argc, char *argv[])
{
  auto new_argv = new char*[argc + 1];
  memcpy(new_argv, argv, sizeof(char*) * argc);

  // Make string comparisons with messages fail less
  new_argv[argc] = "--no-translation";

  argc += 1;
  return Application(argc, new_argv);
}

} // namespace Test