added module system

src/module.cpp

@@ -0,0 +1,50 @@
+#include <module.h>
+
+namespace mod {
+    API_t API;
+    std::map<std::string, Module_t> modules;
+    std::vector<std::string> moduleNames;
+
+    void loadModule(std::string path, std::string name) {
+        if (!std::filesystem::exists(path)) {
+            spdlog::error("{0} does not exist", path);
+            return;
+        }
+        if (!std::filesystem::is_regular_file(path)) {
+            spdlog::error("{0} isn't a loadable module", path);
+            return;
+        }
+        Module_t mod;
+#ifdef _WIN32
+        mod.inst = LoadLibraryA(path.c_str());
+        if (mod.inst == NULL) {
+            spdlog::error("Couldn't load {0}.", name);
+            return;
+        }
+        mod._INIT_ = (void*(*)(mod::API_t*,ImGuiContext*,std::string))GetProcAddress(mod.inst, "_INIT_"); 
+        mod._DRAW_MENU_ = (void(*)(void*))GetProcAddress(mod.inst, "_DRAW_MENU_");
+        mod._STOP_ = (void(*)(void*))GetProcAddress(mod.inst, "_STOP_");
+#else
+        // Linux function here
+#endif
+        if (mod._INIT_ == NULL) {
+            spdlog::error("Couldn't load {0} because it's missing _INIT_.", name);
+            return;
+        }
+        if (mod._DRAW_MENU_ == NULL) {
+            spdlog::error("Couldn't load {0} because it's missing _DRAW_MENU_.", name);
+            return;
+        }
+        if (mod._STOP_ == NULL) {
+            spdlog::error("Couldn't load {0} because it's missing _STOP_.", name);
+            return;
+        }
+        mod.ctx = mod._INIT_(&API, ImGui::GetCurrentContext(), name);
+        if (mod.ctx == NULL) {
+            spdlog::error("{0} Failed to initialize.", name);
+        }
+        modules[name] = mod;
+        moduleNames.push_back(name);
+    }
+};
+