feat: re-organise files

src/ScriptEngine.cpp

@@ -0,0 +1,104 @@
+#include "ScriptEngine.h"
+#include "ScriptBindings.h"
+#include "scriptstdstring.h"
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <assert.h>
+
+ScriptEngine::ScriptEngine() : engine(nullptr), updateFunc(nullptr), drawFunc(nullptr) {
+}
+
+ScriptEngine::~ScriptEngine() {
+    Shutdown();
+}
+
+bool ScriptEngine::Initialize() {
+    engine = asCreateScriptEngine();
+    if (!engine) {
+        std::cerr << "Failed to create AngelScript engine\n";
+        return false;
+    }
+
+    // Register std::string
+    RegisterStdString(engine);
+
+    // Register script bindings
+    ScriptBindings::RegisterAll(engine);
+
+    // Set message callback
+    int r = engine->SetMessageCallback(asFUNCTION(MessageCallback), nullptr, asCALL_CDECL);
+    if (r < 0) {
+        std::cerr << "Failed to set message callback\n";
+        return false;
+    }
+
+    return true;
+}
+
+void ScriptEngine::Shutdown() {
+    if (engine) {
+        engine->ShutDownAndRelease();
+        engine = nullptr;
+    }
+    updateFunc = nullptr;
+    drawFunc = nullptr;
+}
+
+bool ScriptEngine::CompileScript(const std::string& filename) {
+    if (!engine) return false;
+
+    engine->GarbageCollect();
+    asIScriptModule* mod = engine->GetModule("main", asGM_ALWAYS_CREATE);
+
+    std::string code = ReadFile(filename);
+    if (code.empty()) {
+        std::cerr << "Failed to read script file: " << filename << "\n";
+        return false;
+    }
+
+    int r = mod->AddScriptSection(filename.c_str(), code.c_str());
+    if (r < 0) return false;
+
+    r = mod->Build();
+    if (r < 0) return false;
+
+    // Cache Update(float dt) and Draw() functions if they exist
+    updateFunc = mod->GetFunctionByName("Update");
+    drawFunc = mod->GetFunctionByName("Draw");
+
+    std::cout << "Script compiled and cached: " << filename << "\n";
+    return true;
+}
+
+void ScriptEngine::CallScriptFunction(asIScriptFunction* func, float dt) {
+    if (!func || !engine) return;
+
+    asIScriptContext* ctx = engine->CreateContext();
+    ctx->Prepare(func);
+
+    if (func->GetParamCount() == 1) {
+        ctx->SetArgFloat(0, dt);
+    }
+
+    ctx->Execute();
+    ctx->Release();
+}
+
+void ScriptEngine::GarbageCollect() {
+    if (engine) {
+        engine->GarbageCollect();
+    }
+}
+
+void ScriptEngine::MessageCallback(const asSMessageInfo* msg, void*) {
+    std::cout << msg->section << " (" << msg->row << "): " << msg->message << std::endl;
+}
+
+std::string ScriptEngine::ReadFile(const std::string& filename) {
+    std::ifstream file(filename);
+    if (!file) return "";
+    std::stringstream ss;
+    ss << file.rdbuf();
+    return ss.str();
+}