Added feature to upload all songs from a directory (optional recursive). Need to document the use of it as well as how to even use this CLI

include/Syncers/Upload.h

@@ -1,7 +1,9 @@
 #ifndef UPLOAD_H_
 #define UPLOAD_H_
 
+#include<filesystem>
 #include<string>
+#include<vector>
 
 #include<nlohmann/json.hpp>
 
@@ -11,6 +13,8 @@
 #include"Models/Token.h"
 #include"Models/UploadForm.h"
 
+namespace fs = std::filesystem;
+
 
 namespace Syncers
 {
@@ -20,15 +24,22 @@ namespace Syncers
             Upload();
             Upload(Models::API);
 
-            void uploadSong(const Models::Token, Models::Song);
+            Models::Song uploadSong(const Models::Token&, Models::Song&);
+            void uploadSongsFromDirectory(const Models::Token&, const std::string&, bool);
         private:
             Managers::FileManager fMgr;
             Models::API api;
             Models::Song song;
 
+            std::vector<Models::Song> retrieveAllSongsFromDirectory(const std::string&,
+                bool);
+
             std::string retrieveUrl();
 
+            Models::Song retrieveSongPath(fs::directory_entry&);
+
             void printSongDetails();
+            void printSongDetails(std::vector<Models::Song>&);
             void printJsonData(nlohmann::json);
     };
 }