From a468273221097462032991bad2cca1218c2364b2 Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Mon, 24 Jun 2019 19:05:50 -0400
Subject: [PATCH] patch_manager: Add getter for title version

---
 src/core/file_sys/patch_manager.cpp | 10 ++++++++++
 src/core/file_sys/patch_manager.h   |  6 ++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp
index da823c37b..a8f80e2c6 100644
--- a/src/core/file_sys/patch_manager.cpp
+++ b/src/core/file_sys/patch_manager.cpp
@@ -493,6 +493,16 @@ std::map<std::string, std::string, std::less<>> PatchManager::GetPatchVersionNam
     return out;
 }
 
+std::optional<u32> PatchManager::GetGameVersion() const {
+    const auto& installed = Core::System::GetInstance().GetContentProvider();
+    const auto update_tid = GetUpdateTitleID(title_id);
+    if (installed.HasEntry(update_tid, ContentRecordType::Program)) {
+        return installed.GetEntryVersion(update_tid);
+    }
+
+    return installed.GetEntryVersion(title_id);
+}
+
 std::pair<std::unique_ptr<NACP>, VirtualFile> PatchManager::GetControlMetadata() const {
     const auto& installed = Core::System::GetInstance().GetContentProvider();
 
diff --git a/src/core/file_sys/patch_manager.h b/src/core/file_sys/patch_manager.h
index 769f8c6f0..f82b4ae1e 100644
--- a/src/core/file_sys/patch_manager.h
+++ b/src/core/file_sys/patch_manager.h
@@ -66,8 +66,10 @@ public:
     std::map<std::string, std::string, std::less<>> GetPatchVersionNames(
         VirtualFile update_raw = nullptr) const;
 
-    // Given title_id of the program, attempts to get the control data of the update and parse it,
-    // falling back to the base control data.
+    std::optional<u32> GetGameVersion() const;
+
+    // Given title_id of the program, attempts to get the control data of the update and parse
+    // it, falling back to the base control data.
     std::pair<std::unique_ptr<NACP>, VirtualFile> GetControlMetadata() const;
 
     // Version of GetControlMetadata that takes an arbitrary NCA