package it.zero11.vaadin.course.view;

import java.util.List;

import com.vaadin.flow.component.UI;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.combobox.ComboBox;
import com.vaadin.flow.component.datepicker.DatePicker;
import com.vaadin.flow.component.orderedlayout.VerticalLayout;
import com.vaadin.flow.component.textfield.TextArea;
import com.vaadin.flow.component.textfield.TextField;
import com.vaadin.flow.data.binder.Binder;
import com.vaadin.flow.data.binder.ValidationException;
import com.vaadin.flow.data.converter.StringToBigDecimalConverter;
import com.vaadin.flow.data.converter.StringToIntegerConverter;
import com.vaadin.flow.router.PageTitle;
import com.vaadin.flow.router.Route;

import it.zero11.vaadin.course.model.Brand;
import it.zero11.vaadin.course.model.Product;
import it.zero11.vaadin.course.service.BrandService;
import it.zero11.vaadin.course.service.ProductService;

@Route(value = "products/create")
@PageTitle("Products")
public class ProductsCreateView extends VerticalLayout {
	private static final long serialVersionUID = 1L;
	private final ComboBox<Brand> brandComboBox;
	private final TextField skuTextField;
	private final TextArea descriptionTextArea;
	private final TextField aviabilityTextField;
	private final Button productSaveButton;
	private final DatePicker publishDatePicker;
	private final DatePicker firstAvailablePicker;
	private final TextField weightTextField;
	private final TextField priceTextField;
	private final TextField costTextField;
	private final TextField eanTextField;
	public ProductsCreateView() {
		Binder<Product> binder = new Binder<Product>(Product.class);
		skuTextField = new TextField();
		skuTextField.setLabel("SKU");
		add(skuTextField);

		brandComboBox = new ComboBox<Brand>();
		brandComboBox.setLabel("Brand");
		brandComboBox.setItemLabelGenerator(Brand::getName);
		add(brandComboBox);

		descriptionTextArea = new TextArea();
		descriptionTextArea.setLabel("Description");
		add(descriptionTextArea);

		aviabilityTextField = new TextField();
		aviabilityTextField.setLabel("Aviability");
		add(aviabilityTextField);

		publishDatePicker = new DatePicker();
		publishDatePicker.setLabel("Publish Date");
		add(publishDatePicker);

		firstAvailablePicker = new DatePicker();
		firstAvailablePicker.setLabel("First Available");
		add(firstAvailablePicker);

		weightTextField = new TextField();
		weightTextField.setLabel("Weight");
		add(weightTextField);

		priceTextField = new TextField();
		priceTextField.setLabel("Price");
		add(priceTextField);

		costTextField = new TextField();
		costTextField.setLabel("Cost");
		add(costTextField);

		eanTextField = new TextField();
		eanTextField.setLabel("EAN");
		add(eanTextField);

		binder.forField(skuTextField).bind(Product::getSku, Product::setSku);
		binder.forField(brandComboBox).bind(Product::getBrand, Product::setBrand);
		binder.forField(descriptionTextArea).bind(Product::getDescription, Product::setDescription);
		binder.forField(aviabilityTextField).withConverter(new StringToIntegerConverter("Inserire un valore numerico")).bind(Product::getAvailability, Product::setAvailability);
		binder.forField(publishDatePicker).bind(Product::getPublishDate, Product::setPublishDate);
		binder.forField(firstAvailablePicker).bind(Product::getFirstAvailable, Product::setFirstAvailable);
		binder.forField(weightTextField).withConverter(new StringToBigDecimalConverter("Inserire un valore numerico.")).bind(Product::getWeight, Product::setWeight);
		binder.forField(priceTextField).withConverter(new StringToBigDecimalConverter("Inserire un valore numerico.")).bind(Product::getPrice, Product::setPrice);
		binder.forField(costTextField).withConverter(new StringToBigDecimalConverter("Inserire un valore numerico.")).bind(Product::getCost, Product::setCost);
		binder.forField(eanTextField).bind(Product::getEan, Product::setEan);

		productSaveButton = new Button("Save product");
		productSaveButton.addClickListener(e -> {
			Product p = new Product();
			try {
				binder.writeBean(p);
				ProductService.save(p);

				UI.getCurrent().navigate(ProductsView.class);
			} catch (Exception e1) {
				// TODO Auto-generated catch block
				e1.printStackTrace();
			}


		});
		add(productSaveButton);

		updateBrandData();
	}

	private void updateBrandData() {
		List<Brand> brands = BrandService.findAll();
		brandComboBox.setItems(brands);
	}
}