5 files changed, 18 insertions, 13 deletions
diff --git a/core/src/Model/Assets.hpp b/core/src/Model/Assets.hpp
index 3401e42..feb4432 100644
--- a/core/src/Model/Assets.hpp
+++ b/core/src/Model/Assets.hpp
@@ -1,7 +1,8 @@
 #pragma once
 
+#include "Utils/UUID.hpp"
+
 #include <tsl/array_map.h>
-#include <uuid.h>
 #include <filesystem>
 #include <iosfwd>
 #include <memory>
diff --git a/core/src/Model/Template/Template_Main.cpp b/core/src/Model/Template/Template_Main.cpp
index 92ad050..9bebc21 100644
--- a/core/src/Model/Template/Template_Main.cpp
+++ b/core/src/Model/Template/Template_Main.cpp
@@ -2,9 +2,9 @@
 
 #include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
+#include "Utils/UUID.hpp"
 
 #include <imgui.h>
-#include <uuid.h>
 #include <fstream>
 
 using namespace std::literals::string_view_literals;
diff --git a/core/src/Model/Workflow/Workflow.hpp b/core/src/Model/Workflow/Workflow.hpp
index 8b3db8a..e5e434a 100644
--- a/core/src/Model/Workflow/Workflow.hpp
+++ b/core/src/Model/Workflow/Workflow.hpp
@@ -6,14 +6,13 @@
 #include "cplt_fwd.hpp"
 
 #include <imgui_node_editor.h>
-#include <any>
 #include <cstddef>
 #include <cstdint>
 #include <filesystem>
+#include <functional>
 #include <iosfwd>
 #include <limits>
 #include <memory>
-#include <span>
 #include <string>
 #include <variant>
 #include <vector>
@@ -272,8 +271,8 @@ public:
 	void WriteTo(std::ostream& stream);
 
 private:
-	std::pair<WorkflowConnection&, size_t> AllocWorkflowConnection();
-	std::pair<std::unique_ptr<WorkflowNode>&, size_t> AllocWorkflowStep();
+	std::pair<WorkflowConnection&, uint32_t> AllocWorkflowConnection();
+	std::pair<std::unique_ptr<WorkflowNode>&, uint32_t> AllocWorkflowStep();
 };
 
 class WorkflowAssetList final : public AssetListTyped<Workflow>
diff --git a/core/src/Model/Workflow/Workflow_Main.cpp b/core/src/Model/Workflow/Workflow_Main.cpp
index 202818f..131e0ae 100644
--- a/core/src/Model/Workflow/Workflow_Main.cpp
+++ b/core/src/Model/Workflow/Workflow_Main.cpp
@@ -2,11 +2,11 @@
 
 #include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
+#include "Utils/UUID.hpp"
 
 #include <imgui.h>
 #include <imgui_node_editor.h>
 #include <tsl/robin_set.h>
-#include <uuid.h>
 #include <cassert>
 #include <fstream>
 #include <iostream>
@@ -710,32 +710,32 @@ void Workflow::WriteTo(std::ostream& stream)
 	}
 }
 
-std::pair<WorkflowConnection&, size_t> Workflow::AllocWorkflowConnection()
+std::pair<WorkflowConnection&, uint32_t> Workflow::AllocWorkflowConnection()
 {
 	for (size_t idx = 0; idx < mConnections.size(); ++idx) {
 		auto& elm = mConnections[idx];
 		if (!elm.IsValid()) {
-			return { elm, idx };
+			return { elm, (uint32_t)idx };
 		}
 	}
 
-	auto id = mConnections.size();
+	auto id = (uint32_t)mConnections.size();
 	auto& conn = mConnections.emplace_back(WorkflowConnection{});
 	conn.Id = id;
 
 	return { conn, id };
 }
 
-std::pair<std::unique_ptr<WorkflowNode>&, size_t> Workflow::AllocWorkflowStep()
+std::pair<std::unique_ptr<WorkflowNode>&, uint32_t> Workflow::AllocWorkflowStep()
 {
 	for (size_t idx = 0; idx < mNodes.size(); ++idx) {
 		auto& elm = mNodes[idx];
 		if (elm == nullptr) {
-			return { elm, idx };
+			return { elm, (uint32_t)idx };
 		}
 	}
 
-	auto id = mNodes.size();
+	auto id = (uint32_t)mNodes.size();
 	auto& node = mNodes.emplace_back(std::unique_ptr<WorkflowNode>());
 
 	return { node, id };
diff --git a/core/src/Utils/UUID.hpp b/core/src/Utils/UUID.hpp
new file mode 100644
index 0000000..9044aa6
--- /dev/null
+++ b/core/src/Utils/UUID.hpp
@@ -0,0 +1,5 @@
+#pragma once
+
+#define WIN32_LEAN_AND_MEAN
+#define NOMINMAX
+#include <uuid.h>