gistfile1.js

var productView = function() {

	this.data = this.data || {};

	return {
		set: function(options) {
			$.extend(this.data, options);
		},

		get: function(key) {
			return this.data[key];
		},

		hasSelectedFinish: function() {
			return this.get('$selectedFinish').length;
		},

		shouldHideOutOfStockMessage: function() {
			return this.get('shouldHideOutOfStockMessage');
		},

		setSelectedFinishAndStoreData: function($element) {
			this.set({
				$selectedFinish: $element
				stock: parseInt($element.data('stock'), 10),
				isAvailable: $element.data('isavailable'),
				sku: $element.data('sku')
			});
		},

		selectedSwatchIsAvailable: function() {
			return this.get('isAvailable');
		},

		updateOutOfStockMessage: function() {
			if (this.shouldhideoutofstockMessage()) {
				$stockZero.hide();
			} else {
				$stockZero.show();
			}
		},

		selectedSwatchHasData: function() {
			return this.get('sku') === undefined;
		},

		handleGeAndHotpoint: function(stock) {
			// accounts for markup inconsistencies...?
			if (!this.selectedSwatchHasData()) {
				this.setSelectedFinishAndStoreData(this.get('$selectedFinish').parent('li').find('div[data-name]'));
				stock = this.get('stock');
			}
			$availabilityVaries.show();
			if (isFinishSelected() || isFinishSelected() && isPostalCodeDefined()) {
				// Remove any error state classes
				$availabilityVaries.find('label').removeClass('prd_error_highlight');
				if (this.selectedSwatchIsAvailable()) {
					pageMessaging.hideUnavailableByLocation();
					updateStockMessage($stockCount, stock).show();
					if (stock === 0) {
						$stockCount.hide();
						toggleAddToCart(false);
						// it is possible that this method would return undefined
						if (this.shouldHideOutOfStockMessage() === false) {
							$stockZero.show();
						}
					} else if (stock > 0) {
						$stockZero.hide();
						$leadTimeText.show();
						toggleAddToCart(true);
					// it is possible that this method would return undefined
					} else if (this.shouldHideOutOfStockMessage() === false) {
						$stockCount.text('Out Of Stock').addClass('out-of-stock').show();
					}
				} else {
					pageMessaging.showUnavailableByLocation();
					$stockCount.hide();
					$stockZero.hide();
					$freeShipping.hide();
					$leadTimeText.hide();
					toggleAddToCart(false);
				}
			} else {
				toggleAddToCart(false);
			}
		},

		handleProducts: function(stock) {
			$leadTimeText.show();
			if (stock === 0) {
				$stockCount.hide();
				this.updateOutOfStockMessage();
			} else if (stock > 0) {
				$stockZero.hide();
				updateStockMessage($stockCount, stock).show();
			} else {
				this.updateOutOfStockMessage();
			}
		}
	};
}();

updatePageMessaging = function($swatch) {

	var stock;

	productView.setSelectedFinishAndStoreData($swatch || getSelectedFinish());
	productView.set({
		shouldHideOutOfStockMessage: undefined
	});

	if (productView.hasSelectedFinish()) {
		stock = productView.get('stock');
		productView.set({
			shouldHideOutOfStockMessage: productView.get('$selectedFinish').data('hidemessage') === true
		});
	}

	if (hasAvailabilityByLocation()) {
		productView.handleGeAndHotpoint(stock);
	} else {
		productView.handleProducts(stock);
	}
};