From 3307c69f4b16867ba7522626b6b0acf2d6d9a478 Mon Sep 17 00:00:00 2001
From: hackbard <hackbard@hackdaworld.org>
Date: Fri, 7 Oct 2016 00:41:05 +0200
Subject: [PATCH] disable category create button

---
 lib/product_category_component.dart | 16 ++++++++++++++++
 lib/product_category_component.html |  9 ++++++---
 2 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/lib/product_category_component.dart b/lib/product_category_component.dart
index 6963399..7b48a2a 100644
--- a/lib/product_category_component.dart
+++ b/lib/product_category_component.dart
@@ -26,6 +26,7 @@ class ProductCategoryComponent implements OnInit {
 	String new_prod_category_id;
 	final ProductCategoryService _prodcatSrv;
 	final Router _router;
+	var docreate=false;
 
 	ProductCategoryComponent(this._prodcatSrv,this._router);
 
@@ -44,6 +45,21 @@ class ProductCategoryComponent implements OnInit {
 		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);
diff --git a/lib/product_category_component.html b/lib/product_category_component.html
index e255a54..6fff730 100644
--- a/lib/product_category_component.html
+++ b/lib/product_category_component.html
@@ -17,17 +17,20 @@
 	<div class="mdl-textfield mdl-js-textfield
 	            mdl-textfield--floating-label ain">
 		<input class="mdl-textfield__input" type=text id=ptn
-		       [(ngModel)]="new_prod_category_name">
+		       [(ngModel)]="new_prod_category_name"
+		       (keyup)="checkInput()">
 		<label class="mdl-textfield__label" for=ptn>Name</label>
 	</div>
 	<div class="mdl-textfield mdl-js-textfield
 	            mdl-textfield--floating-label ain">
 		<input class="mdl-textfield__input" type=text id=pti
-		       [(ngModel)]="new_prod_category_id">
+		       [(ngModel)]="new_prod_category_id"
+		       (keyup)="checkInput()">
 		<label class="mdl-textfield__label" for=pti>Identifier</label>
 	</div>
 	<button class="mdl-button mdl-js-button mdl-button--raised abtn"
-	        (click)="createProductCategory()">
+	        (click)="createProductCategory()"
+	        [disabled]="!docreate">
 		Create
 	</button>
 </div>
-- 
2.39.2