Added script-listener to packs loading

src/content/ContentLoader.cpp

@@ -334,12 +334,16 @@ void ContentLoader::load() {
 
     fixPackIndices();
 
+    loadMainScript(*runtime);
+
     auto folder = pack->folder;
 
     builder.defaults = paths.readCombinedObject(
         EnginePaths::CONFIG_DEFAULTS.string()
     );
 
+    scripting::on_content_initialization();
+
     // Load world generators
     io::path generatorsDir = folder / "generators";
     foreach_file(generatorsDir, [this](const io::path& file) {
@@ -462,6 +466,21 @@ void ContentLoader::reloadScript(const Content& content, ItemDef& item) {
     load_script(content, item);
 }
 
+void ContentLoader::loadMainScript(ContentPackRuntime& runtime) {
+    const auto& pack = runtime.getInfo();
+    const auto& folder = pack.folder;
+    io::path scriptFile = folder / "scripts/main.lua";
+    if (io::is_regular_file(scriptFile)) {
+        scripting::load_main_script(
+            runtime.getEnvironment(),
+            pack.id,
+            scriptFile,
+            pack.id + ":scripts/main.lua",
+            runtime.mainfuncsset
+        );
+    }
+}
+
 void ContentLoader::loadWorldScript(ContentPackRuntime& runtime) {
     const auto& pack = runtime.getInfo();
     const auto& folder = pack.folder;
@@ -478,6 +497,7 @@ void ContentLoader::loadWorldScript(ContentPackRuntime& runtime) {
 }
 
 void ContentLoader::loadScripts(Content& content) {
+    scripting::on_content_loading();
     load_scripts(content, content.blocks);
     load_scripts(content, content.items);
 
@@ -486,7 +506,7 @@ void ContentLoader::loadScripts(Content& content) {
         const auto& pack = runtime->getInfo();
         const auto& folder = pack.folder;
         
-        // Load main world script
+        // Load world script
         loadWorldScript(*runtime);
 
         // Load entity components
@@ -501,6 +521,8 @@ void ContentLoader::loadScripts(Content& content) {
             );
         });
     }
+
+    scripting::on_content_loaded();
 }
 
 void ContentLoader::loadResources(ResourceType type, const dv::value& list) {

src/content/ContentLoader.hpp

@@ -58,6 +58,7 @@ public:
     void load();
 
     static void loadScripts(Content& content);
+    static void loadMainScript(ContentPackRuntime& pack);
     static void loadWorldScript(ContentPackRuntime& pack);
     static void reloadScript(const Content& content, Block& block);
     static void reloadScript(const Content& content, ItemDef& item);

src/content/ContentPack.hpp

@@ -129,12 +129,17 @@ struct WorldFuncsSet {
     bool oninventoryclosed;
 };
 
+struct MainFuncsSet {
+    bool oncontentloading;
+};
+
 class ContentPackRuntime {
     ContentPack info;
     ContentPackStats stats {};
     scriptenv env;
 public:
     WorldFuncsSet worldfuncsset {};
+    MainFuncsSet mainfuncsset {};
 
     ContentPackRuntime(ContentPack info, scriptenv env);
     ~ContentPackRuntime();