Helper.h

#pragma once 
#include "Pesan.h"
#include <vector>
#include <iostream>
#include <fstream>

using namespace std;

class Helper{
	public:
		static bool login(string username,string password);
		static bool signup(string username,string password);
		static bool userExist(string username);
		
		static vector<Pesan> pesanUser(string username);
		static void storePesan(string username,Pesan &pesan);
		
		static vector<string> &split(const string &s, char delim, vector<string> &elems);
		static vector<string> split(const string &s, char delim);
		
		static vector<Pesan> loadChat(string username);
		static vector<Pesan> loadpesanUser(string username, string filter, char tipe);
		static void simpanpesanUser(string username, Pesan &pesan);
		
		static bool readACK(string username, string dari, char tipe, long time);
		static void savereadACK(string username, string dari, char tipe, long time);
		
		static bool viewACK(string username, string dari, char tipe, long time);
		static void saveviewACK(string username, string dari, char tipe, long time);
		
		static vector<string> loadRaw(string username);
		static void saveRaw(string username, string rawData);
		
		static bool createGroup(string name);
		static bool isGroup(string name);
		static bool isMemberGroup(string name, string username);
		static void deleteGroup(string name);
		static bool joinGroup(string name, string user);
		static bool leaveGroup(string name, string user);
		static vector<string> memberGroup(string name);
		
		static int ukuranFile(string namafile);
		
		static void serverLog(string log);
		
};