From 50109d70b60aa7edbd199644c4af2da835b10cdc Mon Sep 17 00:00:00 2001
From: Pokechu22 <Pokechu022@gmail.com>
Date: Thu, 22 Jul 2021 00:15:49 -0700
Subject: [PATCH] GBA: Add "Scan e-Reader Card(s)" context menu item

---
 Source/Core/DolphinQt/GBAWidget.cpp | 36 +++++++++++++++++++++--------
 Source/Core/DolphinQt/GBAWidget.h   |  1 +
 2 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/Source/Core/DolphinQt/GBAWidget.cpp b/Source/Core/DolphinQt/GBAWidget.cpp
index 291720e99e..7d625c687d 100644
--- a/Source/Core/DolphinQt/GBAWidget.cpp
+++ b/Source/Core/DolphinQt/GBAWidget.cpp
@@ -50,6 +50,16 @@ static void RestartCore(const std::weak_ptr<HW::GBA::Core>& core, std::string_vi
       false);
 }
 
+static void QueueEReaderCard(const std::weak_ptr<HW::GBA::Core>& core, std::string_view card_path)
+{
+  Core::RunOnCPUThread(
+      [core, card_path = std::string(card_path)] {
+        if (auto core_ptr = core.lock())
+          core_ptr->EReaderQueueCard(card_path);
+      },
+      false);
+}
+
 GBAWidget::GBAWidget(std::weak_ptr<HW::GBA::Core> core, int device_number,
                      std::string_view game_title, int width, int height, QWidget* parent,
                      Qt::WindowFlags flags)
@@ -166,6 +176,16 @@ void GBAWidget::UnloadROM()
   RestartCore(m_core);
 }
 
+void GBAWidget::PromptForEReaderCards()
+{
+  const QStringList card_paths = QFileDialog::getOpenFileNames(
+      this, tr("Select e-Reader Cards"), QString(), tr("e-Reader Cards (*.raw);;All Files (*)"),
+      nullptr, QFileDialog::Options());
+
+  for (const QString& card_path : card_paths)
+    QueueEReaderCard(m_core, QDir::toNativeSeparators(card_path).toStdString());
+}
+
 void GBAWidget::ResetCore()
 {
   if (!CanResetCore())
@@ -281,6 +301,10 @@ void GBAWidget::contextMenuEvent(QContextMenuEvent* event)
   unload_action->setEnabled(CanControlCore() && !m_game_title.empty());
   connect(unload_action, &QAction::triggered, this, &GBAWidget::UnloadROM);
 
+  auto* card_action = new QAction(tr("&Scan e-Reader Card(s)"), menu);
+  card_action->setEnabled(CanControlCore() && !m_game_title.empty());
+  connect(card_action, &QAction::triggered, this, &GBAWidget::PromptForEReaderCards);
+
   auto* reset_action = new QAction(tr("&Reset"), menu);
   reset_action->setEnabled(CanResetCore());
   connect(reset_action, &QAction::triggered, this, &GBAWidget::ResetCore);
@@ -322,6 +346,7 @@ void GBAWidget::contextMenuEvent(QContextMenuEvent* event)
   menu->addSeparator();
   menu->addAction(load_action);
   menu->addAction(unload_action);
+  menu->addAction(card_action);
   menu->addAction(reset_action);
   menu->addSeparator();
   menu->addMenu(state_menu);
@@ -395,18 +420,9 @@ void GBAWidget::dropEvent(QDropEvent* event)
     }
 
     if (file_info.suffix() == QStringLiteral("raw"))
-    {
-      Core::RunOnCPUThread(
-          [core = m_core, card_path = path.toStdString()] {
-            if (auto core_ptr = core.lock())
-              core_ptr->EReaderQueueCard(card_path);
-          },
-          false);
-    }
+      QueueEReaderCard(m_core, path.toStdString());
     else
-    {
       RestartCore(m_core, path.toStdString());
-    }
   }
 }
 
diff --git a/Source/Core/DolphinQt/GBAWidget.h b/Source/Core/DolphinQt/GBAWidget.h
index 24b2147cd1..1ca585f299 100644
--- a/Source/Core/DolphinQt/GBAWidget.h
+++ b/Source/Core/DolphinQt/GBAWidget.h
@@ -44,6 +44,7 @@ public:
 
   void LoadROM();
   void UnloadROM();
+  void PromptForEReaderCards();
   void ResetCore();
   void DoState(bool export_state);
   void Resize(int scale);