Merge pull request #1280 from isanae/command-line

Command line and instance dialogs

1 files changed, 509 insertions, 0 deletions

diff --git a/src/createinstancedialog.cpp b/src/createinstancedialog.cpp
new file mode 100644
index 00000000..2ff8adf3
--- /dev/null
+++ b/src/createinstancedialog.cpp
@@ -0,0 +1,509 @@
+#include "createinstancedialog.h"
+#include "ui_createinstancedialog.h"
+#include "createinstancedialogpages.h"
+#include "instancemanager.h"
+#include "settings.h"
+#include "shared/util.h"
+#include "shared/appconfig.h"
+#include <iplugingame.h>
+#include <utility.h>
+
+using namespace MOBase;
+
+CreateInstanceDialog::CreateInstanceDialog(
+  const PluginContainer& pc, Settings* s, QWidget *parent) :
+    QDialog(parent), ui(new Ui::CreateInstanceDialog), m_pc(pc), m_settings(s),
+    m_switching(false), m_singlePage(false)
+{
+  using namespace cid;
+
+  ui->setupUi(this);
+  m_originalNext = ui->next->text();
+
+  m_pages.push_back(std::make_unique<IntroPage>(*this));
+  m_pages.push_back(std::make_unique<TypePage>(*this));
+  m_pages.push_back(std::make_unique<GamePage>(*this));
+  m_pages.push_back(std::make_unique<VariantsPage>(*this));
+  m_pages.push_back(std::make_unique<NamePage>(*this));
+  m_pages.push_back(std::make_unique<PathsPage>(*this));
+  m_pages.push_back(std::make_unique<NexusPage>(*this));
+  m_pages.push_back(std::make_unique<ConfirmationPage>(*this));
+
+  ui->pages->setCurrentIndex(0);
+  ui->launch->setChecked(true);
+
+  if (!m_settings)
+  {
+    // first run of MO, there are no instances yet, force launch
+    ui->launch->setEnabled(false);
+  }
+
+  if (m_pages[0]->skip()) {
+    next();
+  }
+
+  updateNavigation();
+
+  connect(ui->next, &QPushButton::clicked, [&]{ next(); });
+  connect(ui->back, &QPushButton::clicked, [&]{ back(); });
+  connect(ui->cancel, &QPushButton::clicked, [&]{ reject(); });
+}
+
+CreateInstanceDialog::~CreateInstanceDialog() = default;
+
+Ui::CreateInstanceDialog* CreateInstanceDialog::getUI()
+{
+  return ui.get();
+}
+
+const PluginContainer& CreateInstanceDialog::pluginContainer()
+{
+  return m_pc;
+}
+
+Settings* CreateInstanceDialog::settings()
+{
+  return m_settings;
+}
+
+bool CreateInstanceDialog::isOnLastPage() const
+{
+  for (int i=ui->pages->currentIndex() + 1; i < ui->pages->count(); ++i) {
+    if (!m_pages[i]->skip()) {
+      return false;
+    }
+  }
+
+  return true;
+}
+
+void CreateInstanceDialog::next()
+{
+  const auto i = ui->pages->currentIndex();
+  const auto last = isOnLastPage();
+
+  if (last) {
+    if (m_singlePage) {
+      // just close the dialog
+      accept();
+    } else {
+      finish();
+    }
+  } else {
+    changePage(+1);
+  }
+}
+
+void CreateInstanceDialog::back()
+{
+  changePage(-1);
+}
+
+void CreateInstanceDialog::setSinglePageImpl(const QString& instanceName)
+{
+  m_singlePage = true;
+
+  if (m_pages[ui->pages->currentIndex()]->skip()) {
+    next();
+  }
+
+  // don't show the "create a new instance" title for single pages, this is
+  // when the instance already exists but some info is missing
+  ui->title->setText(tr("Setting up instance %1").arg(instanceName));
+  setWindowTitle(tr("Setting up an instance %1").arg(instanceName));
+}
+
+void CreateInstanceDialog::changePage(int d)
+{
+  std::size_t i = static_cast<std::size_t>(ui->pages->currentIndex());
+
+  // goes back or forwards until an unskippable page is reached, or the
+  // first/last page
+
+  if (d > 0) {
+    for (;;) {
+      ++i;
+
+      if (i >= m_pages.size()) {
+        break;
+      }
+
+      if (!m_pages[i]->skip()) {
+        break;
+      }
+    }
+  } else {
+    for (;;) {
+      if (i == 0) {
+        break;
+      }
+
+      --i;
+
+      if (!m_pages[i]->skip()) {
+        break;
+      }
+    }
+  }
+
+  if (i < m_pages.size()) {
+    selectPage(i);
+  }
+}
+
+
+class Failed {};
+
+class DirectoryCreator
+{
+public:
+  DirectoryCreator(const DirectoryCreator&) = delete;
+  DirectoryCreator& operator=(const DirectoryCreator&) = delete;
+
+  static std::unique_ptr<DirectoryCreator> create(
+    const QDir& target, std::function<void (QString)> log)
+  {
+    return std::unique_ptr<DirectoryCreator>(new DirectoryCreator(target, log));
+  }
+
+  ~DirectoryCreator()
+  {
+    rollback();
+  }
+
+  void commit()
+  {
+    m_created.clear();
+  }
+
+  void rollback() noexcept
+  {
+    try
+    {
+      for (auto itor=m_created.rbegin(); itor!=m_created.rend(); ++itor) {
+        const auto r = shell::DeleteDirectoryRecursive(*itor);
+        if (!r) {
+          m_logger(r.toString());
+        }
+      }
+
+      m_created.clear();
+    }
+    catch(...)
+    {
+      // eat it
+    }
+  }
+
+private:
+  std::function<void (QString)> m_logger;
+
+  DirectoryCreator(const QDir& target, std::function<void (QString)> log)
+    : m_logger(log)
+  {
+    try
+    {
+      const QString s = QDir::toNativeSeparators(target.absolutePath());
+      const QStringList cs = s.split("\\");
+
+      if (cs.empty()) {
+        return;
+      }
+
+      QDir d(cs[0]);
+
+      for (int i=1; i<cs.size(); ++i) {
+        d = d.filePath(cs[i]);
+
+        if (!d.exists()) {
+          m_logger(QObject::tr("Creating %1").arg(d.path()));
+          const auto r = shell::CreateDirectories(d);
+
+          if (!r) {
+            m_logger(r.toString());
+            throw Failed();
+          }
+
+          m_created.push_back(d);
+        }
+      }
+    }
+    catch(...)
+    {
+      rollback();
+      throw;
+    }
+  }
+
+private:
+  std::vector<QDir> m_created;
+};
+
+void CreateInstanceDialog::finish()
+{
+  ui->creationLog->clear();
+  logCreation(tr("Creating instance..."));
+
+  const auto& m = InstanceManager::singleton();
+  const auto ci = creationInfo();
+
+  auto logger = [&](QString s) {
+    logCreation(s);
+  };
+
+  auto createDir = [&](QString path) {
+    return DirectoryCreator::create(path, logger);
+  };
+
+
+  try
+  {
+    std::vector<std::unique_ptr<DirectoryCreator>> dirs;
+
+    dirs.push_back(createDir(ci.dataPath));
+    dirs.push_back(createDir(ci.paths.base));
+    dirs.push_back(createDir(PathSettings::resolve(ci.paths.downloads, ci.paths.base)));
+    dirs.push_back(createDir(PathSettings::resolve(ci.paths.mods, ci.paths.base)));
+    dirs.push_back(createDir(PathSettings::resolve(ci.paths.profiles, ci.paths.base)));
+    dirs.push_back(createDir(PathSettings::resolve(ci.paths.overwrite, ci.paths.base)));
+
+
+    Settings s(ci.iniPath);
+    s.game().setName(ci.game->gameName());
+    s.game().setDirectory(ci.gameLocation);
+
+    if (!ci.gameVariant.isEmpty()) {
+      s.game().setEdition(ci.gameVariant);
+    }
+
+    if (ci.type == Global) {
+      if (ci.paths.base != ci.dataPath) {
+        s.paths().setBase(ci.paths.base);
+      }
+
+      if (ci.paths.downloads != cid::makeDefaultPath(AppConfig::downloadPath())) {
+        s.paths().setDownloads(ci.paths.downloads);
+      }
+
+      if (ci.paths.mods != cid::makeDefaultPath(AppConfig::modsPath())) {
+        s.paths().setMods(ci.paths.mods);
+      }
+
+      if (ci.paths.profiles != cid::makeDefaultPath(AppConfig::profilesPath())) {
+        s.paths().setProfiles(ci.paths.profiles);
+      }
+
+      if (ci.paths.overwrite != cid::makeDefaultPath(AppConfig::overwritePath())) {
+        s.paths().setOverwrite(ci.paths.overwrite);
+      }
+    }
+
+
+    logCreation(tr("Writing %1...").arg(ci.iniPath));
+
+    const auto r = s.sync();
+    if (r != QSettings::NoError) {
+      switch (r)
+      {
+        case QSettings::AccessError:
+          logCreation(formatSystemMessage(ERROR_ACCESS_DENIED));
+          break;
+
+        case QSettings::FormatError:
+          logCreation(tr("Format error."));
+          break;
+
+        default:
+          logCreation(tr("Error %1.").arg(static_cast<int>(r)));
+          break;
+      }
+
+      throw Failed();
+    }
+
+    for (auto& d : dirs) {
+      d->commit();
+    }
+
+    logCreation(tr("Done."));
+
+    if (ui->hideIntro->isChecked()) {
+      GlobalSettings::setHideCreateInstanceIntro(true);
+    }
+
+    if (ui->launch->isChecked()) {
+      InstanceManager::singleton().setCurrentInstance(ci.instanceName);
+
+      if (m_settings) {
+        // don't restart without settings, it happens on startup when there are
+        // no instances
+        ExitModOrganizer(Exit::Restart);
+      }
+
+      m_switching = true;
+    }
+
+    accept();
+  }
+  catch(Failed&)
+  {
+  }
+}
+
+void CreateInstanceDialog::logCreation(const QString& s)
+{
+  ui->creationLog->insertPlainText(s + "\n");
+}
+
+void CreateInstanceDialog::logCreation(const std::wstring& s)
+{
+  logCreation(QString::fromStdWString(s));
+}
+
+void CreateInstanceDialog::selectPage(std::size_t i)
+{
+  if (i >= m_pages.size()) {
+    return;
+  }
+
+  ui->pages->setCurrentIndex(static_cast<int>(i));
+  m_pages[i]->activated();
+
+  updateNavigation();
+}
+
+void CreateInstanceDialog::updateNavigation()
+{
+  const auto i = ui->pages->currentIndex();
+  const auto last = isOnLastPage();
+
+  ui->next->setEnabled(canNext());
+  ui->back->setEnabled(canBack());
+
+  if (last) {
+    ui->next->setText(tr("Finish"));
+  } else {
+    ui->next->setText(m_originalNext);
+  }
+}
+
+bool CreateInstanceDialog::canNext() const
+{
+  const auto i = ui->pages->currentIndex();
+  return m_pages[i]->ready();
+}
+
+bool CreateInstanceDialog::canBack() const
+{
+  auto i = ui->pages->currentIndex();
+
+  for (;;)
+  {
+    if (i == 0) {
+      break;
+    }
+
+    --i;
+
+    if (!m_pages[i]->skip()) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+CreateInstanceDialog::Types CreateInstanceDialog::instanceType() const
+{
+  return getSelected(&cid::Page::selectedInstanceType);
+}
+
+MOBase::IPluginGame* CreateInstanceDialog::game() const
+{
+  return getSelected(&cid::Page::selectedGame);
+}
+
+QString CreateInstanceDialog::gameLocation() const
+{
+  return getSelected(&cid::Page::selectedGameLocation);
+}
+
+QString CreateInstanceDialog::gameVariant() const
+{
+  return getSelected(&cid::Page::selectedGameVariant);
+}
+
+QString CreateInstanceDialog::instanceName() const
+{
+  return getSelected(&cid::Page::selectedInstanceName);
+}
+
+QString CreateInstanceDialog::dataPath() const
+{
+  QString s;
+
+  if (instanceType() == Portable) {
+    s = QDir(InstanceManager::portablePath()).absolutePath();
+  } else {
+    s = InstanceManager::singleton().instancePath(instanceName());
+  }
+
+  return QDir::toNativeSeparators(s);
+}
+
+CreateInstanceDialog::Paths CreateInstanceDialog::paths() const
+{
+  return getSelected(&cid::Page::selectedPaths);
+}
+
+bool CreateInstanceDialog::switching() const
+{
+  return m_switching;
+}
+
+void fixVarDir(QString& path, const std::wstring& defaultDir)
+{
+  if (path.isEmpty()) {
+    path = cid::makeDefaultPath(defaultDir);
+  } else if (!path.contains(PathSettings::BaseDirVariable)) {
+    path = QDir(path).absolutePath();
+  }
+
+  path = QDir::toNativeSeparators(path);
+}
+
+void fixDirPath(QString& path)
+{
+  path = QDir::toNativeSeparators(QDir(path).absolutePath());
+}
+
+void fixFilePath(QString& path)
+{
+  path = QDir::toNativeSeparators(QFileInfo(path).absolutePath());
+}
+
+CreateInstanceDialog::CreationInfo CreateInstanceDialog::creationInfo() const
+{
+  const auto iniFilename = QString::fromStdWString(AppConfig::iniFileName());
+
+  CreationInfo ci;
+
+  ci.type         = getSelected(&cid::Page::selectedInstanceType);
+  ci.game         = getSelected(&cid::Page::selectedGame);
+  ci.gameLocation = getSelected(&cid::Page::selectedGameLocation);
+  ci.gameVariant  = getSelected(&cid::Page::selectedGameVariant);
+  ci.instanceName = getSelected(&cid::Page::selectedInstanceName);
+  ci.paths        = getSelected(&cid::Page::selectedPaths);
+  ci.dataPath     = dataPath();
+  ci.iniPath      = ci.dataPath + "/" + iniFilename;
+
+  fixDirPath(ci.paths.base);
+  fixFilePath(ci.paths.ini);
+
+  fixVarDir(ci.paths.downloads, AppConfig::downloadPath());
+  fixVarDir(ci.paths.mods, AppConfig::modsPath());
+  fixVarDir(ci.paths.profiles, AppConfig::profilesPath());
+  fixVarDir(ci.paths.overwrite, AppConfig::overwritePath());
+
+  return ci;
+}