Controllers.prototype.agencyReporting = (function(){
	'use strict';
	var template = new Template(),
		schedDlg = new ReportDialog('sched'),
		downloadDropdownOpts = new DropdownObj([
			{title: 'Download', value: '-', placeholder: true},
			{title: 'Excel Spreadsheet', value: 'xlsx'},
			{title: 'JSON', value: 'json'},
			{title: 'CSV (zip)', value: 'zip'},
			{title: 'Schedule Report', value: 'SR'},
			{title: 'Billing Excel Spreadsheet', value: 'billing'},
		], '-', 'cool', 'cool', 'cool', true);


	return newAgencyReporting;

	function newAgencyReporting(core, target, data, returnCB){
		return new AgencyReporting(core, target, data, returnCB);
	}

	function AgencyReporting(core, target, data, returnCB){
		var events = new EventManager,
			element = getElementFromString(template.download),
			elements = new Elements(element, {
				'from' : {},
				'to' : {},
				'downloadAnchor' :  { 'target' : new Dropdown(element.querySelector('.downloadAnchor'),
					downloadDropdownOpts, downloadReport) }
			});

		this.exit = exit;

		init();

		function init(){
			elements.from = new CalendarInput(element.querySelector('.fromInput'), null, updateFromDate);
			elements.to = new CalendarInput(element.querySelector('.toInput'), null, updateToDate);

			returnCB();
			target.appendChild(element);
		}

		function updateFromDate(e){
			if(isDefined(e)){
				data.fromDate = e.year + '-' + getFormattedDate(e.monthValue) + '-' + getFormattedDate(e.date);
			}
		}

		function updateToDate(e){
			if(isDefined(e)){
				data.toDate = e.year + '-' + getFormattedDate(e.monthValue) + '-' + getFormattedDate(e.date);
			}
		}

		function downloadReport(e){
			if(e === '-') return;
			if(e === 'SR') {
				schedDlg.show(null, function(data, canceled) {
					if(canceled) return true;

					new HttpRequest('POST', '/api/v1/scheduledReports/' + core.userID,
						new scheduledReportOpts(core.userID, null, 'agency', data.frequency, data.format, data.recipient), 'json', 'json', done);

					return true;
				});

				return;
			}

			if(isValidReportRange(data)){
				ga('send', 'event', 'Agency Reporting', 'Download report', 'AgencyId ' + core.userID + ': ' + data.fromDate + ' to ' + data.toDate);
				if(e === 'billing') {
					new HttpRequest('GET', getDownloadSource(core.userID, data, 'xlsx', true), null, null, 'json',  done);
				} else {
					new HttpRequest('GET', getDownloadSource(core.userID, data, e), null, null, 'json',  done);
				}
			}

			function done(v) {
				if(v.status === 'success') return pop('Pop!', 'Downloads', '/dashboard/downloads');
				if(v.error) return core.notifications.setError('Error: ' + v.message);
			}
		}

		function exit(){
			if(!!element) removeChild(target, element);
			if(!!events) events.reset();
			if(!!elements) elements.exit();
			housekeeping();
		}

		function housekeeping(){ events = element = elements = null; }
	}

	function Template(){
		var dlspan = '<span>Download detailed report</span>',
			fromDate = '<span class="royal">from:</span><div class="fromInput"></div>',
			toDate = '<span class="royal">to:</span><div class="toInput"></div>',
			anch = '<div class="downloadAnchor"></div>';

		this.download = '<div id="reporting"><div class="downloadReport">' + dlspan + fromDate + toDate + anch + '</div></div>';
	}

	function isValidReportRange(d){ return d.fromDate !== '' && d.toDate !== ''; }

	function getFormattedDate(v){ if(v > 9) return v; else return '0' + v; }

	function getDownloadSource(uid, d, fmt, billing){
		var fd = d.fromDate,
			td = d.toDate;
		return '/api/v1/agency' + (billing ? 'Billing' : '') + 'Report/' + uid + '/' + fd + '/' + td + '/' + fd + '_' + td + '_report.' + fmt;
	}

})();