angular.module('BreadcrumbService', []).service('Breadcrumb', function (Observer) {
	var breadcrumbs = [];
	var ob = Observer.create();

	this.getOb = function () {
		return ob;
	};

	this.setBreadcrumb = function (name, route, index, replace, context) {
		if (!Number.isInteger(index)) {
			return;
		}

		breadcrumbs[index] = {
			name: name,
			route: route
		};

		if (replace !== false) {
			breadcrumbs.splice(index + 1);
		}

		ob.notify(context);
	};

	this.clearBreadcrumb = function (index, replace, context) {
		this.setBreadcrumb("", null, index, replace, context);
	};


	this.getBreadcrumb = function () {
		return breadcrumbs;
	};
});