Add WLResourceRequest to call adapter

ajaychebbi · Dec 3, 2015 · 6af4a76 · 6af4a76
1 parent 70ada63
commit 6af4a76
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Showing 2 changed files with 34 additions and 5 deletions.
diff --git a/xamarin/MFPNewsReader/MFPNewsReader/MyPage.xaml b/xamarin/MFPNewsReader/MFPNewsReader/MyPage.xaml
@@ -10,6 +10,7 @@
       <ContentPage Padding="5, 25" Title="IBM Mobile First" BackgroundColor="#3498db">
           <StackLayout Orientation="Vertical" Padding="0, 60, 0, 0">
               <Label Text="IBM Mobile First" HorizontalOptions="Center" FontSize="Large" />
+              <Label Text="rss feed from developer.ibm.com" HorizontalOptions="Center" FontSize="Small" />
               <StackLayout VerticalOptions="End" Padding="0, 60, 0, 40">
               	<Button Text="Connect" HorizontalOptions="Center" TextColor="White" x:Name="btnConnect" />
               	<Button Text="Invoke Procedure" HorizontalOptions="Center" TextColor="White" x:Name="btnInvokeProcedure" />
@@ -20,15 +21,15 @@
     </MasterDetailPage.Master>
 
     <MasterDetailPage.Detail>
-        <ContentPage Padding="5, 25" BindingContext="{Binding DetailPage}">
+        <ContentPage Padding="5, 25" BindingContext="{Binding DetailPage}" >
 
           <StackLayout Orientation="Vertical">
 	          <ListView ItemsSource="{Binding MyArticles}" RowHeight="100">
 	          	<ListView.ItemTemplate>
 	          		<DataTemplate>
 	          			<ViewCell>
 	          				<StackLayout>
-	          					<Label Text="{Binding ArticleTitle}" FontSize="Medium" TextColor="Blue"/>
+	          					<Label Text="{Binding ArticleTitle}" FontSize="Medium" TextColor="White"/>
 	          					<Label Text="{Binding ArticleText}" FontSize="Small" TextColor="Gray"/>
 	          				</StackLayout>
 	          			</ViewCell>

diff --git a/xamarin/MFPNewsReader/MFPNewsReader/MyPage.xaml.cs b/xamarin/MFPNewsReader/MFPNewsReader/MyPage.xaml.cs
@@ -5,6 +5,7 @@
 using Xamarin.Forms;
 
 using Worklight;
+using System.Diagnostics;
 //@author: ajaychebbi
 namespace MFPNewsReader
 {
@@ -35,9 +36,9 @@ private async void Connect()
 				DisplayAlert("Connection Status failed",resp.Message,"Close");
 			}
 		}
-		private async void InvokeProcedure()
+		private async void InvokeProcedureOld()
 		{
-			//Invoke Procedure
+			//Invoke Procedure - the old way
 			Articles.Clear ();
 			//Params for the invocation
 			WorklightProcedureInvocationData proceduerParams = new WorklightProcedureInvocationData("SampleHTTPAdapter", "getFeed", new object[] { });
@@ -58,6 +59,33 @@ private async void InvokeProcedure()
 				DisplayAlert("Connection Status failed",resp.Message,"Close");
 			}
 		}
-	}
+        private async void InvokeProcedure()
+        {
+            //Invoke Procedure - the new REST way
+            Articles.Clear();
+            //hopefully I can integrate oAuth with this sample soon
+            Uri adapterMethod = new Uri(App.wlClient.ServerUrl+ "/adapters/SampleHTTPAdapter/getFeed");   
+            WorklightResourceRequest wlResReq = MFPNewsReader.App.wlClient.ResourceRequest(adapterMethod,"GET");
+            WorklightResponse resp = await wlResReq.Send();
+
+            if (resp.Success)
+            {
+                JsonArray jsonArray = (JsonArray)resp.ResponseJSON["rss"]["channel"]["item"];
+                foreach (JsonObject title in jsonArray)
+                {
+                    System.Json.JsonValue titleString;
+                    title.TryGetValue("title", out titleString);
+                    System.Json.JsonValue itemString;
+                    title.TryGetValue("description", out itemString);
+                    Articles.Add(new Article(titleString, itemString));
+
+                }
+            }
+            else
+            {
+                DisplayAlert("Connection Status failed", resp.Message, "Close");
+            }
+        }
+    }
 }