Merge pull request #188 from SHADE-DP/SP3-13-Assets-Manager

SP3-13 Assets Management
Added data member to SHFile to indicate whether file can be compiled
Added asset directory refresh (rebuilds asset collection and directory)

Fixed File link to meta
Fixed extension to type conversion

SHADE_Engine/src/Assets/SHAssetMacros.h

@@ -51,6 +51,7 @@ enum class AssetType : AssetTypeMeta
   SCENE,
   PREFAB,
   MATERIAL,
+  SCRIPT,
   MESH,
 	MAX_COUNT
 };
@@ -91,12 +92,12 @@ constexpr std::string_view EXTENSIONS[] = {
 	AUDIO_EXTENSION,
 	SHADER_EXTENSION,
 	SHADER_BUILT_IN_EXTENSION,
-	MATERIAL_EXTENSION,
   TEXTURE_EXTENSION,
   MODEL_EXTENSION,
-	SCRIPT_EXTENSION,
   SCENE_EXTENSION,
 	PREFAB_EXTENSION,
+  MATERIAL_EXTENSION,
+  SCRIPT_EXTENSION,
 	AUDIO_WAV_EXTENSION,
 };
 

SHADE_Engine/src/Assets/SHAssetManager.cpp

@@ -338,7 +338,7 @@ namespace SHADE
 		return result;
 	}
 
-	void SHAssetManager::CompileAsset(AssetPath const& path) noexcept
+	void SHAssetManager::CompileAsset(AssetPath const& path, bool genMeta) noexcept
 	{
     if (!std::filesystem::exists(path))
     {
@@ -360,10 +360,12 @@ namespace SHADE
       std::string modelPath = path.string().substr(0, path.string().find_last_of('.'));
       modelPath += MODEL_EXTENSION;
       newPath = modelPath;
-
-      GenerateNewMeta(newPath);
     }
 
+    if (genMeta)
+    {
+      GenerateNewMeta(newPath);
+    }
 	}
 
   FolderPointer SHAssetManager::GetRootFolder() noexcept
@@ -371,6 +373,13 @@ namespace SHADE
     return folderRoot;
   }
 
+  void SHAssetManager::RefreshDirectory() noexcept
+  {
+    SHFileSystem::DestroyDirectory(folderRoot);
+    assetCollection.clear();
+    BuildAssetCollection();
+  }
+
   bool SHAssetManager::IsRecognised(char const* ext) noexcept
 	{
 		for (auto const& e : EXTENSIONS)

SHADE_Engine/src/Assets/SHAssetManager.h

@@ -87,9 +87,10 @@ namespace SHADE
 		static std::vector<SHAssetData const*> GetAllDataOfType(AssetType type) noexcept;
 		static std::vector<SHAsset> GetAllRecordOfType(AssetType type) noexcept;
 
-    static void CompileAsset(AssetPath const& path) noexcept;
+    static void CompileAsset(AssetPath const& path, bool genMeta) noexcept;
 
     static FolderPointer GetRootFolder() noexcept;
+    static void RefreshDirectory() noexcept;
 		
 	private:
 

SHADE_Engine/src/Filesystem/SHFileSystem.cpp

@@ -12,6 +12,7 @@
 #include "SHFileSystem.h"
 #include <filesystem>
 #include <queue>
+#include <stack>
 
 #include "Assets/SHAssetMetaHandler.h"
 
@@ -24,23 +25,37 @@ namespace SHADE
 		return true;
 	}
 
+  bool SHFileSystem::IsCompilable(std::string ext) noexcept
+  {
+    for (auto const& external : EXTERNALS)
+    {
+      if (ext == external)
+      {
+        return true;
+      }
+    }
+
+    return false;
+  }
+
   void SHFileSystem::BuildDirectory(FolderPath path, FolderPointer& root, std::unordered_map<AssetID, SHAsset>& assetCollection) noexcept
 	{
-		std::queue<FolderPointer> folderQueue;
+		std::stack<FolderPointer> folderStack;
     root = new SHFolder("root");
     root->path = path;
-		folderQueue.push(root);
+    folderStack.push(root);
 
-		while (!folderQueue.empty())
+		while (!folderStack.empty())
 		{
-			auto const folder = folderQueue.front();
-			folderQueue.pop();
+			auto const folder = folderStack.top();
+      folderStack.pop();
 
       std::vector<SHAsset> assets;
 
-			for (auto const& dirEntry : std::filesystem::directory_iterator(folder->path))
+			for (auto& dirEntry : std::filesystem::directory_iterator(folder->path))
 			{
-        auto const& path = dirEntry.path();
+        auto path = dirEntry.path();
+        path.make_preferred();
 				if (!dirEntry.is_directory())
 				{
           if (path.extension().string() == META_EXTENSION)
@@ -55,14 +70,15 @@ namespace SHADE
               path.stem().string(),
               path.string(),
               path.extension().string(),
-              nullptr
+              nullptr,
+              IsCompilable(path.extension().string())
             );
           }
           continue;
 				}
 
         auto newFolder{ folder->CreateSubFolderHere(path.stem().string()) };
-        folderQueue.push(newFolder);
+        folderStack.push(newFolder);
 			}
 
       for (auto const& asset : assets)
@@ -71,6 +87,9 @@ namespace SHADE
         for(auto& file : folder->files)
         {
           if (file.name == asset.name)
+          {
+            AssetPath path{ file.path };
+            if (SHAssetMetaHandler::GetTypeFromExtension(path.extension().string()) == asset.type)
             {
               file.assetMeta = &assetCollection[asset.id];
               break;
@@ -80,3 +99,23 @@ namespace SHADE
       }
 		}
 	}
+
+  void SHFileSystem::DestroyDirectory(FolderPointer root) noexcept
+  {
+    std::stack<FolderPointer> folderStack;
+    folderStack.push(root);
+
+    while(!folderStack.empty())
+    {
+      auto const folder = folderStack.top();
+      folderStack.pop();
+
+      for (auto const& ptr : folder->subFolders)
+      {
+        folderStack.push(ptr);
+      }
+
+      delete folder;
+    }
+  }
+}

SHADE_Engine/src/Filesystem/SHFileSystem.h

@@ -20,9 +20,9 @@ namespace SHADE
 	{
 	public:
     static void BuildDirectory(FolderPath path, FolderPointer& root, std::unordered_map<AssetID, SHAsset>& assetCollection) noexcept;
-
+    static void DestroyDirectory(FolderPointer root) noexcept;
 	private:
     static bool DeleteFolder(FolderPointer location) noexcept;
-    
+    static bool IsCompilable(std::string ext) noexcept;
 	};
 }

SHADE_Engine/src/Filesystem/SHFolder.h

@@ -33,6 +33,7 @@ namespace SHADE
 		FilePath path;
 		FileExt ext;
     SHAsset const* assetMeta;
+    bool compilable; 
 	};
 
 	class SHFolder