add UtilFile

include/util.h

@@ -0,0 +1,60 @@
+#ifndef UTIL_H
+#define UTIL_H
+
+#include <filesystem>
+#include <algorithm>
+#include <string>
+#include <array>
+#include <cstring>
+const std::array MusicFileExtensive = {
+    "mp3"
+};
+
+const std::array VideoFileExtensive = {
+    "mp4"
+};
+
+const std::array ImgFileExtensive = {
+    "jpeg",
+    "jpg",
+    "png",
+};
+
+
+using namespace std::filesystem;
+class Util{
+public:
+    static const char* GetFileExtensive(path filepath){
+        std::string ext = filepath.extension().string();
+        ext.erase(std::remove_if(ext.begin(), ext.end(), [](char c){return c=='.';}), ext.end());
+        return ext.c_str();        
+    }
+    static bool IsMusic(path filepath){
+        const auto ext = GetFileExtensive(filepath);
+        for(const auto& it : MusicFileExtensive){
+            if(std::strcmp(it, ext) == 0)
+                return true;
+        }
+        return false;
+    }
+    
+    static bool IsVideo(path filepath){
+        const auto ext = GetFileExtensive(filepath);
+        for(const auto& it : VideoFileExtensive){
+            if(std::strcmp(it, ext) == 0)
+                return true;
+        }
+        return false;
+    }
+    
+    static bool IsImg(path filepath){
+        const auto ext = GetFileExtensive(filepath);[A
+        for(const auto& it : ImgFileExtensive){
+            if(std::strcmp(it, ext) == 0)
+                return true;
+        }
+        return false;
+    }
+};
+
+#endif