put all songs for a session into an array

server.cpp

@@ -174,7 +174,9 @@ int main()
 		prep_stmt->setInt(1, category_id);
 		ResultSet *res = prep_stmt->executeQuery();
 
-		int i = 0;
+		int i = -1;
+		int previous_session_id = 0;
+		int current_song_index;
 		while (res->next()) {
 
 			int id = res->getInt("id");
@@ -184,25 +186,21 @@ int main()
 			string created_at = res->getString("created_at");
 			string category = res->getString("category");
 			string instrument = res->getString("instrument");
-
-			crow::json::wvalue songs;
 			int song_id = res->getInt("song_id");
 			string song_title = res->getString("title");
 
-			songs[0] = {
+			if(id != previous_session_id){
+				i++;
+
+				previous_session_id = id;
+				current_song_index = 0;
+				crow::json::wvalue songs = crow::json::wvalue::list();
+				if(song_id != 0){
+					songs[current_song_index] = {
 						{"id", song_id},
 						{"title", song_title}
 					};
-
+				}
-			//crow::json::wvalue currentSong;
-			//currentSong["id"] = res->getInt("song_id");
-			//currentSong["title"] = res->getString("title");
-
-			//crow::json::wvalue currentSong = {
-				//{"id", res->getInt("song_id")},
-				//{"title", res->getString("title")}
-			//};
-			//songs.push_back(std::move(currentSong));
 
 				entries[i] = {
 					{"id", id},
@@ -214,9 +212,16 @@ int main()
 					{"instrument", instrument},
 					{"songs", songs}
 				};
-			i++;
+				current_song_index++;
+			} else {
+				entries[i]["songs"][current_song_index] = {
+						{"id", song_id},
+						{"title", song_title}
+				};
+				current_song_index++;
 			}
 
+		}
 		delete res;
 		return entries;
 	});