Update Az Fn Sample App (#975)

samples/csharp/end-to-end-apps/ScalableMLModelOnAzureFunction/SentimentAnalysisFunctionsApp/AnalyzeSentiment.cs

@@ -14,7 +14,6 @@ namespace SentimentAnalysisFunctionsApp
 {
     public class AnalyzeSentiment
     {
-
         private readonly PredictionEnginePool<SentimentData, SentimentPrediction> _predictionEnginePool;
 
         // AnalyzeSentiment class constructor
@@ -25,12 +24,12 @@ namespace SentimentAnalysisFunctionsApp
 
         [FunctionName("AnalyzeSentiment")]
         public async Task<IActionResult> Run(
-        [HttpTrigger(AuthorizationLevel.Function, "post", Route = null)] HttpRequest req,
-        ILogger log)
+            [HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = null)] HttpRequest req,
+            ILogger log)
         {
             log.LogInformation("C# HTTP trigger function processed a request.");
 
-            //Parse HTTP Request Body
+            // Parse HTTP Request Body
             string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
             SentimentData data = JsonConvert.DeserializeObject<SentimentData>(requestBody);
 
@@ -41,7 +40,7 @@ namespace SentimentAnalysisFunctionsApp
             string sentiment = Convert.ToBoolean(prediction.Prediction) ? "Positive" : "Negative";
 
             //Return Prediction
-            return (ActionResult)new OkObjectResult(sentiment);
+            return new OkObjectResult(sentiment);
         }
     }
-}
+}

samples/csharp/end-to-end-apps/ScalableMLModelOnAzureFunction/SentimentAnalysisFunctionsApp/SentimentAnalysisFunctionsApp.csproj

@@ -1,13 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
-    <AzureFunctionsVersion>v2</AzureFunctionsVersion>
+    <TargetFramework>net6.0</TargetFramework>
+    <AzureFunctionsVersion>v4</AzureFunctionsVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.0.0" />
-    <PackageReference Include="Microsoft.Extensions.ML" Version="0.15.1" />
-    <PackageReference Include="Microsoft.ML" Version="1.3.1" />
-    <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="1.0.31" />
+    <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.ML" Version="2.0.0" />
+    <PackageReference Include="Microsoft.ML" Version="2.0.0" />
+    <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.0.1" />
   </ItemGroup>
   <ItemGroup>
     <None Update="host.json">

samples/csharp/end-to-end-apps/ScalableMLModelOnAzureFunction/SentimentAnalysisFunctionsApp/Startup.cs

@@ -1,9 +1,10 @@
-using System;
-using System.IO;
-using Microsoft.Azure.Functions.Extensions.DependencyInjection;
+using Microsoft.Azure.Functions.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.ML;
 using SentimentAnalysisFunctionsApp;
 using SentimentAnalysisFunctionsApp.DataModels;
+using System.IO;
+using System;
 
 [assembly: FunctionsStartup(typeof(Startup))]
 namespace SentimentAnalysisFunctionsApp
@@ -34,4 +35,4 @@ namespace SentimentAnalysisFunctionsApp
                 .FromFile(modelName: "SentimentAnalysisModel", filePath: _modelPath, watchForChanges: true);
         }
     }
-}
+}

samples/csharp/end-to-end-apps/ScalableMLModelOnAzureFunction/SentimentAnalysisFunctionsApp/host.json

@@ -1,3 +1,11 @@
 {
-    "version": "2.0"
+    "version": "2.0",
+    "logging": {
+        "applicationInsights": {
+            "samplingSettings": {
+                "isEnabled": true,
+                "excludedTypes": "Request"
+            }
+        }
+    }
 }

samples/csharp/end-to-end-apps/ScalableMLModelOnAzureFunction/SentimentAnalysisFunctionsApp/local.settings.json

@@ -0,0 +1,7 @@
+{
+    "IsEncrypted": false,
+    "Values": {
+        "AzureWebJobsStorage": "UseDevelopmentStorage=true",
+        "FUNCTIONS_WORKER_RUNTIME": "dotnet"
+    }
+}