1 files changed, 110 insertions, 15 deletions

diff --git a/launcher/ui/dialogs/CopyInstanceDialog.cpp b/launcher/ui/dialogs/CopyInstanceDialog.cpp
index 3f5122f6..d75bb5fe 100644
--- a/launcher/ui/dialogs/CopyInstanceDialog.cpp
+++ b/launcher/ui/dialogs/CopyInstanceDialog.cpp
@@ -37,18 +37,21 @@
 #include <QPushButton>
 
 #include "Application.h"
+#include "BuildConfig.h"
 #include "CopyInstanceDialog.h"
 #include "ui_CopyInstanceDialog.h"
 
 #include "ui/dialogs/IconPickerDialog.h"
 
-#include "BaseVersion.h"
-#include "icons/IconList.h"
 #include "BaseInstance.h"
+#include "BaseVersion.h"
+#include "DesktopServices.h"
+#include "FileSystem.h"
 #include "InstanceList.h"
+#include "icons/IconList.h"
 
-CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
-    :QDialog(parent), ui(new Ui::CopyInstanceDialog), m_original(original)
+CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget* parent)
+    : QDialog(parent), ui(new Ui::CopyInstanceDialog), m_original(original)
 {
     ui->setupUi(this);
     resize(minimumSizeHint());
@@ -71,8 +74,7 @@ CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
     groupList.push_front("");
     ui->groupBox->addItems(groupList);
     int index = groupList.indexOf(APPLICATION->instances()->getInstanceGroup(m_original->id()));
-    if(index == -1)
-    {
+    if (index == -1) {
         index = 0;
     }
     ui->groupBox->setCurrentIndex(index);
@@ -85,6 +87,35 @@ CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
     ui->copyServersCheckbox->setChecked(m_selectedOptions.isCopyServersEnabled());
     ui->copyModsCheckbox->setChecked(m_selectedOptions.isCopyModsEnabled());
     ui->copyScreenshotsCheckbox->setChecked(m_selectedOptions.isCopyScreenshotsEnabled());
+
+    ui->symbolicLinksCheckbox->setChecked(m_selectedOptions.isUseSymLinksEnabled());
+    ui->hardLinksCheckbox->setChecked(m_selectedOptions.isUseHardLinksEnabled());
+
+    ui->recursiveLinkCheckbox->setChecked(m_selectedOptions.isLinkRecursivelyEnabled());
+    ui->dontLinkSavesCheckbox->setChecked(m_selectedOptions.isDontLinkSavesEnabled());
+
+    auto detectedFS = FS::statFS(m_original->instanceRoot()).fsType;
+
+    m_cloneSupported = FS::canCloneOnFS(detectedFS);
+    m_linkSupported = FS::canLinkOnFS(detectedFS);
+
+    if (m_cloneSupported) {
+        ui->cloneSupportedLabel->setText(tr("Reflinks are supported on %1").arg(FS::getFilesystemTypeName(detectedFS)));
+    } else {
+        ui->cloneSupportedLabel->setText(tr("Reflinks aren't supported on %1").arg(FS::getFilesystemTypeName(detectedFS)));
+    }
+
+#if defined(Q_OS_WIN)
+    ui->symbolicLinksCheckbox->setIcon(style()->standardIcon(QStyle::SP_VistaShield));
+    ui->symbolicLinksCheckbox->setToolTip(tr("Use symbolic links instead of copying files.") +
+                                          "\n" + tr("On Windows, symbolic links may require admin permission to create."));
+#endif
+
+    updateLinkOptions();
+    updateUseCloneCheckbox();
+
+    auto HelpButton = ui->buttonBox->button(QDialogButtonBox::Help);
+    connect(HelpButton, &QPushButton::clicked, this, &CopyInstanceDialog::help);
 }
 
 CopyInstanceDialog::~CopyInstanceDialog()
@@ -96,8 +127,7 @@ void CopyInstanceDialog::updateDialogState()
 {
     auto allowOK = !instName().isEmpty();
     auto OkButton = ui->buttonBox->button(QDialogButtonBox::Ok);
-    if(OkButton->isEnabled() != allowOK)
-    {
+    if (OkButton->isEnabled() != allowOK) {
         OkButton->setEnabled(allowOK);
     }
 }
@@ -105,8 +135,7 @@ void CopyInstanceDialog::updateDialogState()
 QString CopyInstanceDialog::instName() const
 {
     auto result = ui->instNameTextBox->text().trimmed();
-    if(result.size())
-    {
+    if (result.size()) {
         return result;
     }
     return QString();
@@ -127,6 +156,11 @@ const InstanceCopyPrefs& CopyInstanceDialog::getChosenOptions() const
     return m_selectedOptions;
 }
 
+void CopyInstanceDialog::help()
+{
+    DesktopServices::openUrl(QUrl(BuildConfig.HELP_URL.arg("instance-copy")));
+}
+
 void CopyInstanceDialog::checkAllCheckboxes(const bool& b)
 {
     ui->keepPlaytimeCheckbox->setChecked(b);
@@ -147,20 +181,46 @@ void CopyInstanceDialog::updateSelectAllCheckbox()
     ui->selectAllCheckbox->blockSignals(false);
 }
 
+void CopyInstanceDialog::updateUseCloneCheckbox()
+{
+    ui->useCloneCheckbox->setEnabled(m_cloneSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->hardLinksCheckbox->isChecked());
+    ui->useCloneCheckbox->setChecked(m_cloneSupported && m_selectedOptions.isUseCloneEnabled() && !ui->symbolicLinksCheckbox->isChecked() &&
+                                     !ui->hardLinksCheckbox->isChecked());
+}
+
+void CopyInstanceDialog::updateLinkOptions()
+{
+    ui->symbolicLinksCheckbox->setEnabled(m_linkSupported && !ui->hardLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
+    ui->hardLinksCheckbox->setEnabled(m_linkSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
+
+    ui->symbolicLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseSymLinksEnabled() &&
+                                          !ui->useCloneCheckbox->isChecked());
+    ui->hardLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseHardLinksEnabled() && !ui->useCloneCheckbox->isChecked());
+
+    bool linksInUse = (ui->symbolicLinksCheckbox->isChecked() || ui->hardLinksCheckbox->isChecked());
+    ui->recursiveLinkCheckbox->setEnabled(m_linkSupported && linksInUse && !ui->hardLinksCheckbox->isChecked());
+    ui->dontLinkSavesCheckbox->setEnabled(m_linkSupported && linksInUse);
+    ui->recursiveLinkCheckbox->setChecked(m_linkSupported && linksInUse && m_selectedOptions.isLinkRecursivelyEnabled());
+    ui->dontLinkSavesCheckbox->setChecked(m_linkSupported && linksInUse && m_selectedOptions.isDontLinkSavesEnabled());
+
+#if defined(Q_OS_WIN)
+    auto OkButton = ui->buttonBox->button(QDialogButtonBox::Ok);
+    OkButton->setIcon(m_selectedOptions.isUseSymLinksEnabled() ? style()->standardIcon(QStyle::SP_VistaShield) : QIcon());
+#endif
+}
+
 void CopyInstanceDialog::on_iconButton_clicked()
 {
     IconPickerDialog dlg(this);
     dlg.execWithSelection(InstIconKey);
 
-    if (dlg.result() == QDialog::Accepted)
-    {
+    if (dlg.result() == QDialog::Accepted) {
         InstIconKey = dlg.selectedIconKey;
         ui->iconButton->setIcon(APPLICATION->icons()->getIcon(InstIconKey));
     }
 }
 
-
-void CopyInstanceDialog::on_instNameTextBox_textChanged(const QString &arg1)
+void CopyInstanceDialog::on_instNameTextBox_textChanged(const QString& arg1)
 {
     updateDialogState();
 }
@@ -175,10 +235,10 @@ void CopyInstanceDialog::on_selectAllCheckbox_stateChanged(int state)
 void CopyInstanceDialog::on_copySavesCheckbox_stateChanged(int state)
 {
     m_selectedOptions.enableCopySaves(state == Qt::Checked);
+    ui->dontLinkSavesCheckbox->setChecked((state == Qt::Checked) && ui->dontLinkSavesCheckbox->isChecked());
     updateSelectAllCheckbox();
 }
 
-
 void CopyInstanceDialog::on_keepPlaytimeCheckbox_stateChanged(int state)
 {
     m_selectedOptions.enableKeepPlaytime(state == Qt::Checked);
@@ -220,3 +280,38 @@ void CopyInstanceDialog::on_copyScreenshotsCheckbox_stateChanged(int state)
     m_selectedOptions.enableCopyScreenshots(state == Qt::Checked);
     updateSelectAllCheckbox();
 }
+
+void CopyInstanceDialog::on_symbolicLinksCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseSymLinks(state == Qt::Checked);
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_hardLinksCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseHardLinks(state == Qt::Checked);
+    if (state == Qt::Checked && !ui->recursiveLinkCheckbox->isChecked()) {
+        ui->recursiveLinkCheckbox->setChecked(true);
+    }
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_recursiveLinkCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableLinkRecursively(state == Qt::Checked);
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_dontLinkSavesCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableDontLinkSaves(state == Qt::Checked);
+}
+
+void CopyInstanceDialog::on_useCloneCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseClone(m_cloneSupported && (state == Qt::Checked));
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}