хуй

App = Ember.Application.create();

var TableDataBuild = Ember.Object.extend({
  items: [],
	content: null,
	_callChangeContent: null,
	_object: null,
	buildObject: function() {
		var properties = {};
		columns.forEach(function(item) {
			properties[item] = null;
		});
		this._object = Ember.Object.extend(properties);
	},
	groupByProperty: function(property, algorithm) {
		var self = this;
		self._callChangeContent = 'groupByProperty';
		var result = {};
		content.forEach(function(item, i) {
			var p = item[property];

			if (typeof result[p] === undefined) {
				result[p] = self._object.create(item.getProperties(self.columns));
			} else {
				self.columns.forEach(function(key) {
					if (typeof self[key] === 'function') {
						result[p].set(key, self.key.call(result[p]));
					} else {
						result[p].set(key, result[p].get(key) + item[key]);
					}
				});
			}
		});
	},
	pct_value: function(part, full) {
        var res = Math.round(part / full * 1000)/10;
        if ( isNaN(res) || !isFinite(res) ) { return '—'; }
        res += '';
        if ( res.indexOf('.') == -1 ) { res += '.0'; }
        return res + '%';
    },
    changeContent: function('content') {
		if (typeof this[this.get('_callChangeContent')] === 'function') {
			this[this.get('_callChangeContent')].call();
		}
    }.observes('content')
});

var dataTable = TableDataBuild.create({
	contentBinding : [],
	columns : ['date', 'click', 'regs', 'regs_click', 'nu', 'nu_regs', 'au', 'au_nu', 'pu', 'pu_au'],
	regs_click : function(row) {
		return this.pct_value(row.regs, row.click);
	},
	nu_regs : function(row) {
		return this.pct_value(row.nu, row.regs);
	},
	au_nu : function(row) {
		return this.pct_value(row.au, row.nu);
	},
	pu_au : function(row) {
		return this.pct_value(row.pu, row.au);
	}
}).groupByProperty('date')