/**
* This module gives CORE API to the applications.
@module API

*/
module.exports.ApiFunctions = {
	
	/**
	* Provides basic api functions.
	@class ApiFunctions
	
	*/
	
	
	getVisitors :{ 
	
	mandatoryFields: ['__pId']
	
	,
	method:function(req, res){
	/**
	*  To get the visitor details. 
	@method getVisitors
	@params profileId {String}
	@return {Array} array of visitor details
	*/
		
		var JSONStream = require('JSONStream');
		var db=	require('../db').getDb();
		var util= require('util');	
		var __Profile = req.param('__pId');
		var r = db.collection('visitors.'+__Profile).find();	
		res.status(200);
		r.pipe(JSONStream.stringify()).pipe(res);
	
	}
	
	},
	getVisitorActivities:{
		mandatory:['id'],
		method:function(req,res){
			/**
	* To get the visitor activity details. 
	@method getVisitorActivities
	
	@params profileId {String}
	@return {Array} array of visitor activity details.
	*/

	
			res.end('not implimented');

		}
	
	},
	getVisitorTimeLine:{
		mandatory:['profile_id','id'],
		method:function(req,res){
			/**
	* To get the visitor activity Time line. 
	@method getVisitorTimeLine
	@params profileId{Number}
	@params id {String} sessionid   
	@return {Array} array of visitor activity details.
	*/

			res.end('not implimented');

		}
	
	},
	getVisitorSession:{
		mandatory:['__pId','sessionId'],
		method:function(req,res){
			/**
	* To get the visitor activity of entire visitor session. 
	@method getVisitorSession
	@params profileId{Number}
	@params session_id {String} sessionid   
	@return {Array} array of visitor activity details.
	*/
		var JSONStream = require('JSONStream');
		var db=	require('../db').getDb();
		var util= require('util');	
		//accssing parameters.
		var __Profile = req.param('__pId');
		var __session = req.param('sessionId');
		var r = db.collection('visitors.'+__Profile).find({_track:__session,idsite:__Profile});	
		res.status(200);
		r.pipe(JSONStream.stringify()).pipe(res);

			
		}
	
	},


	undefined:function(req,res){

	/**
	* Traping undefined method 
	@method undefined
	*/
	res.end('not implimented');

	}

};