oanda-stats/api/lib/core.js

A CLI offering trading stats based on your Oanda Forex account.

var _			= require('underscore');
var path 		= require('path');
var fs			= require('fs');


var core = function(params, req, res, settings, cli) {
	
	var lib 	= {};
	
	lib.settings	= settings;
	lib.cli			= cli;
	
	lib.errorResponse	= function(error, data) {
		var output	= _.extend({}, data, {
			error:		true,
			message:	error
		});
		return output;
	}
	
	lib.jpath = function(jpath, obj, noClone) {
		var parts		= jpath.split('.');
		if (!noClone) {
			var localCopy	= JSON.parse(JSON.stringify(obj));
		} else {
			var localCopy	= obj;
		}
		var pointer		= localCopy;
		var i, l;
		l = parts.length
		for (i=0;i<l;i++) {
			if (!pointer.hasOwnProperty(parts[i])) {
				return null;
			}
			pointer	= pointer[parts[i]];
		}
		return pointer;
	}
	
	var format	= function(jpath, input) {
		/*if (!lib.local) {
			return input;
		}*/
		var formatValue	= lib.jpath(jpath, {
			reset:	37,
			color:	{
				red:	31,
				green:	32,
				yellow:	33,
				blue:	34,
				magenta:35,
				cyan:	36,
				white:	37
			},
			bg:	{
				red:	41,
				green:	42,
				yellow:	43,
				blue:	44,
				magenta:45,
				cyan:	46,
				white:	47
			}
		});
		if (!formatValue) {
			console.log("! Missing format: ", jpath);
			return input;
		}
		if (typeof input == "object") {
			return "\033["+formatValue+"m"+JSON.stringify(input, null, 4)+"\033[37m\033[40m";
		}
		return "\033["+formatValue+"m"+input+"\033[37m\033[40m";
	}
	lib.log	= function() {
		var args	= Array.prototype.slice.call(arguments);
		var output	= format('bg.blue', args[0])+' ';
		output	+= format('bg.green', args[1])+' ';
		args	= args.slice(2);
		_.each(args, function(arg) {
			if (typeof arg == "object") {
				output	+= JSON.stringify(arg,null,4)+' ';
			} else {
				output	+= arg+' ';
			}
		});
		console.log(output);
		return true;
	};
	lib.sid	= function() {
		return 'xxxxxx4xxx'.replace(/[xy]/g, function(c) {
			var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8);
			return v.toString(16);
		});
	};
	
	
	lib.io			= require('./io')(lib, params, req, res);
	lib.dashboard	= require('./dashboard')(lib, params, req, res);
	lib.trading		= require('./trading')(lib, params, req, res);
	
	return lib;
}


module.exports = core;