add FiltType enum

include/util.h

@@ -6,6 +6,14 @@
 #include <string>
 #include <array>
 #include <cstring>
+
+enum class FileType{
+    MUSIC,
+    VIDEO,
+    IMG,
+    ERRORTYPE
+};
+
 const std::array MusicFileExtensive = {
     "mp3"
 };
@@ -23,7 +31,7 @@ const std::array ImgFileExtensive = {
 
 using namespace std::filesystem;
 class Util{
-public:
+private:
     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());
@@ -48,13 +56,20 @@ public:
     }
     
     static bool IsImg(path filepath){
-        const auto ext = GetFileExtensive(filepath);[A
+        const auto ext = GetFileExtensive(filepath);
         for(const auto& it : ImgFileExtensive){
             if(std::strcmp(it, ext) == 0)
                 return true;
         }
         return false;
     }
+public:
+    static FileType GetFileType(path filepath){
+        if(IsMusic(filepath)) return FileType::MUSIC;
+        if(IsVideo(filepath)) return FileType::VIDEO;
+        if(IsImg(filepath))   return FileType::IMG;
+        return FileType::ERRORTYPE;
+    }
 };
 
 #endif