From 2fa53ec1d90ab6b2c126fbe42ac73b4ea74cc726 Mon Sep 17 00:00:00 2001
From: Narr the Reg <juangerman-13@hotmail.com>
Date: Sun, 1 Oct 2023 11:59:50 -0600
Subject: yuzu: Allow to launch album applet from firmware

---
 src/core/hle/service/am/am.cpp | 20 ++++++++++++++++++++
 src/core/hle/service/am/am.h   |  1 +
 src/yuzu/main.cpp              | 25 +++++++++++++++++++++++++
 src/yuzu/main.h                |  1 +
 src/yuzu/main.ui               |  6 ++++++
 5 files changed, 53 insertions(+)

diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index 819dea6a7..a92243fc7 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -1493,6 +1493,9 @@ ILibraryAppletSelfAccessor::ILibraryAppletSelfAccessor(Core::System& system_)
     case Applets::AppletId::MiiEdit:
         PushInShowMiiEditData();
         break;
+    case Applets::AppletId::PhotoViewer:
+        PushInShowAlbum();
+        break;
     default:
         break;
     }
@@ -1569,6 +1572,23 @@ void ILibraryAppletSelfAccessor::GetCallerAppletIdentityInfo(HLERequestContext&
     rb.PushRaw(applet_info);
 }
 
+void ILibraryAppletSelfAccessor::PushInShowAlbum() {
+    const Applets::CommonArguments arguments{
+        .arguments_version = Applets::CommonArgumentVersion::Version3,
+        .size = Applets::CommonArgumentSize::Version3,
+        .library_version = 1,
+        .theme_color = Applets::ThemeColor::BasicBlack,
+        .play_startup_sound = true,
+        .system_tick = system.CoreTiming().GetClockTicks(),
+    };
+
+    std::vector<u8> argument_data(sizeof(arguments));
+    std::vector<u8> settings_data{2};
+    std::memcpy(argument_data.data(), &arguments, sizeof(arguments));
+    queue_data.emplace_back(std::move(argument_data));
+    queue_data.emplace_back(std::move(settings_data));
+}
+
 void ILibraryAppletSelfAccessor::PushInShowCabinetData() {
     const Applets::CommonArguments arguments{
         .arguments_version = Applets::CommonArgumentVersion::Version3,
diff --git a/src/core/hle/service/am/am.h b/src/core/hle/service/am/am.h
index 349482dcc..62994a13f 100644
--- a/src/core/hle/service/am/am.h
+++ b/src/core/hle/service/am/am.h
@@ -327,6 +327,7 @@ private:
     void ExitProcessAndReturn(HLERequestContext& ctx);
     void GetCallerAppletIdentityInfo(HLERequestContext& ctx);
 
+    void PushInShowAlbum();
     void PushInShowCabinetData();
     void PushInShowMiiEditData();
 
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 16fa92e2c..55f61f98e 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -1553,6 +1553,7 @@ void GMainWindow::ConnectMenuEvents() {
     // Tools
     connect_menu(ui->action_Rederive, std::bind(&GMainWindow::OnReinitializeKeys, this,
                                                 ReinitializeKeyBehavior::Warning));
+    connect_menu(ui->action_Load_Album, &GMainWindow::OnAlbum);
     connect_menu(ui->action_Load_Cabinet_Nickname_Owner,
                  [this]() { OnCabinet(Service::NFP::CabinetMode::StartNicknameAndOwnerSettings); });
     connect_menu(ui->action_Load_Cabinet_Eraser,
@@ -1590,6 +1591,7 @@ void GMainWindow::UpdateMenuState() {
     };
 
     const std::array applet_actions{
+        ui->action_Load_Album,
         ui->action_Load_Cabinet_Nickname_Owner,
         ui->action_Load_Cabinet_Eraser,
         ui->action_Load_Cabinet_Restorer,
@@ -4157,6 +4159,29 @@ void GMainWindow::OnToggleStatusBar() {
     statusBar()->setVisible(ui->action_Show_Status_Bar->isChecked());
 }
 
+void GMainWindow::OnAlbum() {
+    constexpr u64 AlbumId = 0x010000000000100Dull;
+    auto bis_system = system->GetFileSystemController().GetSystemNANDContents();
+    if (!bis_system) {
+        QMessageBox::warning(this, tr("No firmware available"),
+                             tr("Please install the firmware to use the Album applet."));
+        return;
+    }
+
+    auto album_nca = bis_system->GetEntry(AlbumId, FileSys::ContentRecordType::Program);
+    if (!album_nca) {
+        QMessageBox::warning(this, tr("Album Applet"),
+                             tr("Album applet is not available. Please reinstall firmware."));
+        return;
+    }
+
+    system->GetAppletManager().SetCurrentAppletId(Service::AM::Applets::AppletId::PhotoViewer);
+
+    const auto filename = QString::fromStdString(album_nca->GetFullPath());
+    UISettings::values.roms_path = QFileInfo(filename).path();
+    BootGame(filename);
+}
+
 void GMainWindow::OnCabinet(Service::NFP::CabinetMode mode) {
     constexpr u64 CabinetId = 0x0100000000001002ull;
     auto bis_system = system->GetFileSystemController().GetSystemNANDContents();
diff --git a/src/yuzu/main.h b/src/yuzu/main.h
index 52028234c..6450beb65 100644
--- a/src/yuzu/main.h
+++ b/src/yuzu/main.h
@@ -369,6 +369,7 @@ private slots:
     void ResetWindowSize720();
     void ResetWindowSize900();
     void ResetWindowSize1080();
+    void OnAlbum();
     void OnCabinet(Service::NFP::CabinetMode mode);
     void OnMiiEdit();
     void OnCaptureScreenshot();
diff --git a/src/yuzu/main.ui b/src/yuzu/main.ui
index 31c3de9ef..88684ffb5 100644
--- a/src/yuzu/main.ui
+++ b/src/yuzu/main.ui
@@ -160,6 +160,7 @@
     <addaction name="action_Verify_installed_contents"/>
     <addaction name="separator"/>
     <addaction name="menu_cabinet_applet"/>
+    <addaction name="action_Load_Album"/>
     <addaction name="action_Load_Mii_Edit"/>
     <addaction name="separator"/>
     <addaction name="action_Capture_Screenshot"/>
@@ -380,6 +381,11 @@
     <string>&amp;Capture Screenshot</string>
    </property>
   </action>
+  <action name="action_Load_Album">
+    <property name="text">
+      <string>Open &amp;Album</string>
+    </property>
+  </action>
   <action name="action_Load_Cabinet_Nickname_Owner">
    <property name="text">
     <string>&amp;Set Nickname and Owner</string>
-- 
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