my log/reg system

public OnPlayerConnect(playerid)
{
    new name[MAX_PLAYER_NAME];
    new string[128];
    new file[128];
	GetPlayerName(playerid, name, sizeof(name));
    PlayerInfo[playerid][pSelect] == 0;
    format(file,sizeof(file),"%s.json","player/name",name);
 	if(!djIsSet(file))
    {
		ShowPlayerDialog(playerid,1,DIALOG_STYLE_INPUT,"Register","Enter your password below:","Register","Cancel");
	}
	else if(djIsSet(file))
	{
	    ShowPlayerDialog(playerid,2,DIALOG_STYLE_INPUT,"Login","Enter your password below:","Login","Cancel");
	}
}

public OnPlayerDisconnect(playerid, reason)
{
	new file[128];
    new name[MAX_PLAYER_NAME];
	GetPlayerName(playerid, name, sizeof(name));
	format(file,sizeof(file),"%s.json","player/name",name);
	if(djIsSet(file))
	{
		printf("%s left the game.", name);
    }
	return 1;
}


public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
	if(dialogid == 2)
	{
	    if(response)
	    {
	        new file[128];
			new string[128];
			new name[MAX_PLAYERS];
			GetPlayerName(playerid, name, sizeof(name));
			format(file,sizeof(file),"%s.json","player/password",name);
  		 	if(djIsSet(file))
  		 	{
				new password = djInt(file);
    			if(udb_hash(inputtext) != password)
		 		{
             		SendClientMessage(playerid, COLOR_RED, "Wrong Password!");
    			}
			}
		}
	}
	if(dialogid == 1)
	{
	    if(response)
	    {
	    	new file[128] ,string[128] ,name[MAX_PLAYER_NAME];
	    	new file2[128];
			GetPlayerName(playerid, name, sizeof(name));
			format(file,sizeof(file),"%s.json","player/password",name);
		    format(string,128,"%s.json","player/password","%s", name, inputtext);
		    if(djIsSet(file))
		    {
		        ShowPlayerDialog(playerid,2,DIALOG_STYLE_INPUT,"Login","Enter your password below:","Login","Cancel");
			}
			if(strlen(inputtext)== 0)
			{
 				ShowPlayerDialog(playerid,1,DIALOG_STYLE_INPUT,"Register","Enter your password below:","Register","Cancel");
 				return 0;
			}
   			format(file,sizeof(file),"%s.json","player/name",name);
 			if(!djIsSet(file))
 			{
 			    djSetInt(file);
 			    format(file2, sizeof(file), "%s,json","player/password","%s", name, udb_hash(inputtext));
 			    djSetInt(file2);
 			    ShowPlayerDialog(playerid,2,DIALOG_STYLE_INPUT,"Login","Enter your password below:","Login","Cancel");
			}
		}
	}
	return 1;
}