From ba3b4c33a0cf82c0ac0a83e0af6620ce5c6417fc Mon Sep 17 00:00:00 2001
From: craftablescience <me@craftablescience.info>
Date: Thu, 18 Jul 2024 01:53:18 -0400
Subject: [PATCH] feat(bsppp): add getter/setter for lump versions

---
 include/bsppp/bsppp.h |  4 ++++
 src/bsppp/bsppp.cpp   | 12 ++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/include/bsppp/bsppp.h b/include/bsppp/bsppp.h
index 1cc088fb5..9b4e83021 100644
--- a/include/bsppp/bsppp.h
+++ b/include/bsppp/bsppp.h
@@ -139,6 +139,10 @@ class BSP {
 
 	[[nodiscard]] bool hasLump(BSPLump lumpIndex) const;
 
+	[[nodiscard]] int32_t getLumpVersion(BSPLump lumpIndex) const;
+
+	void setLumpVersion(BSPLump lumpIndex, int32_t version);
+
 	[[nodiscard]] std::optional<std::vector<std::byte>> readLump(BSPLump lumpIndex) const;
 
 	void writeLump(BSPLump lumpIndex, const std::vector<std::byte>& data);
diff --git a/src/bsppp/bsppp.cpp b/src/bsppp/bsppp.cpp
index 3be2edc38..a233d8d98 100644
--- a/src/bsppp/bsppp.cpp
+++ b/src/bsppp/bsppp.cpp
@@ -94,6 +94,18 @@ bool BSP::hasLump(BSPLump lumpIndex) const {
 	return this->header.lumps[lump].length != 0 && this->header.lumps[lump].offset != 0;
 }
 
+int32_t BSP::getLumpVersion(BSPLump lumpIndex) const {
+	if (this->path.empty()) {
+		return 0;
+	}
+	return this->header.lumps[static_cast<int32_t>(lumpIndex)].version;
+}
+
+void BSP::setLumpVersion(BSPLump lumpIndex, int32_t version) {
+	this->header.lumps[static_cast<int32_t>(lumpIndex)].version = version;
+	this->writeHeader();
+}
+
 std::optional<std::vector<std::byte>> BSP::readLump(BSPLump lump) const {
 	if (this->path.empty() || !this->hasLump(lump)) {
 		return std::nullopt;