1 files changed, 93 insertions, 2 deletions

diff --git a/NorthstarDedicatedTest/pdef.cpp b/NorthstarDedicatedTest/pdef.cpp
index 75ce3656..1fc7465f 100644
--- a/NorthstarDedicatedTest/pdef.cpp
+++ b/NorthstarDedicatedTest/pdef.cpp
@@ -3,11 +3,102 @@
 #include "filesystem.h"
 #include "hookutils.h"
 #include "pdef.h"
+#include <map>
+#include <sstream>
+#include <fstream>
 
 void ModManager::BuildPdef()
 {
 	spdlog::info("Building persistent_player_data_version_231.pdef...");
 
-	std::string originalPdef = ReadVPKOriginalFile(VPK_PDEF_PATH);
-	spdlog::info(originalPdef);
+	fs::remove(MOD_PDEF_PATH);
+	std::string pdef = ReadVPKOriginalFile(VPK_PDEF_PATH);
+	
+	for (Mod& mod : m_loadedMods)
+	{
+		if (!mod.Enabled || !mod.Pdiff.size())
+			continue;
+
+		// this code probably isn't going to be pretty lol
+		// refer to shared/pjson.js for an actual okish parser of the pdiff format
+		// but pretty much, $ENUM_ADD blocks define members added to preexisting enums
+		// $PROP_START ends the custom stuff, and from there it's just normal props we append to the pdef
+
+		std::map<std::string, std::vector<std::string>> enumAdds;
+
+		// read pdiff
+		bool inEnum = false;
+		bool inProp = false;
+		std::string currentEnum;
+		std::string currentLine;
+		std::istringstream pdiffStream(mod.Pdiff);
+
+		while (std::getline(pdiffStream, currentLine))
+		{
+			if (inProp)
+			{
+				// just append to pdef here
+				pdef += currentLine;
+				pdef += '\n';
+				continue;
+			}
+
+			// trim leading whitespace
+			size_t start = currentLine.find_first_not_of(" \n\r\t\f\v");
+			size_t end = currentLine.find("//");
+			if (end == std::string::npos)
+				end = currentLine.size() - 1; // last char
+
+			if (!currentLine.compare(start, 2, "//") || end < 1)
+				continue;
+
+			if (inEnum)
+			{
+				if (!currentLine.compare(start, 9, "$ENUM_END"))
+					inEnum = false;
+				else
+				{
+					std::string enumMember = currentLine.substr(start, currentLine.size() - end - start);
+					// seek to first whitespace, just in case
+					int whitespaceIdx = 0;
+					for (; whitespaceIdx < enumMember.size(); whitespaceIdx++)
+						if (enumMember[whitespaceIdx] == ' ' || enumMember[whitespaceIdx] == '\t')
+							break;
+
+					enumAdds[currentEnum].push_back(enumMember.substr(0, whitespaceIdx));
+				}
+			}
+			else if (!currentLine.compare(start, 9, "$ENUM_ADD"))
+			{
+				inEnum = true;
+				currentEnum = currentLine.substr(start + 10 /*$ENUM_ADD + 1*/, currentLine.size() - end - (start + 10));
+				enumAdds.insert(std::make_pair(currentEnum, std::vector<std::string>()));
+			}
+			else if (!currentLine.compare(start, 11, "$PROP_START"))
+			{
+				inProp = true;
+				pdef += "\n// $PROP_START ";
+				pdef += mod.Name;
+				pdef += "\n";
+			}
+		}
+
+		// todo: enum stuff
+
+	}
+
+	fs::create_directories(MOD_PDEF_PATH.parent_path());
+
+	std::ofstream writeStream(MOD_PDEF_PATH, std::ios::binary);
+	writeStream << pdef;
+	writeStream.close();
+
+	ModOverrideFile overrideFile;
+	overrideFile.owningMod = nullptr;
+	overrideFile.path = VPK_PDEF_PATH;
+
+	if (m_modFiles.find(VPK_PDEF_PATH) == m_modFiles.end())
+		m_modFiles.insert(std::make_pair(VPK_PDEF_PATH, overrideFile));
+	else
+		m_modFiles[VPK_PDEF_PATH] = overrideFile;
 }
\ No newline at end of file