// Copyright (c) 2016, hackbard. All rights reserved. Use of this source code
// is governed by a BSD-style license that can be found in the LICENSE file.

import 'dart:async';

import 'package:angular2/core.dart';
import 'package:angular2/router.dart';

import 'product_category.dart';
import 'product_category_service.dart';

import 'package:angular2_rbi/directives.dart';

@Component(
	selector: 'my-product-categories',
	templateUrl: 'product_category_component.html',
	styleUrls: const ['product_category_component.css'],
	directives: const [MaterialTextfield,MaterialButton],
	providers: const [ProductCategoryService]
)

class ProductCategoryComponent implements OnInit {
	List<ProductCategory> product_categories;
	ProductCategory selected_prod_category;
	String new_prod_category_name;
	String new_prod_category_id;
	final ProductCategoryService _prodcatSrv;
	final Router _router;
	var docreate=false;

	ProductCategoryComponent(this._prodcatSrv,this._router);

	Future<Null> getProductCategories() async {
		product_categories = await _prodcatSrv.getAll();
	}

	Future<Null> createProductCategory() async {
		await _prodcatSrv.createProdCategory(
			new_prod_category_name,
			new_prod_category_id
		);
	}

	void ngOnInit() {
		getProductCategories();
	}

	void checkInput() {
		if(new_prod_category_name=='' || new_prod_category_id=='') {
			docreate=false;
		}
		else {
			docreate=true;
			for(var cat in product_categories) {
				if(cat.id==new_prod_category_id) {
					docreate=false;
					break;
				}
			}
		}
	}

	choose(ProductCategory pt) {
		selected_prod_category=pt;
		goto_products(pt);
	}

	Future<Null> goto_products(ProductCategory pt) => _router.navigate([
		'Products',
		{'id': pt.id.toString()}
	]);
}