LambdaEntryPoint.cs

namespace Raw2PlateFuelPlusNetcore;

/// <summary>
/// This class extends from APIGatewayProxyFunction which contains the method FunctionHandlerAsync which is the 
/// actual Lambda function entry point. The Lambda handler field should be set to
/// 
/// Raw2PlateFuelPlusNetcore::Raw2PlateFuelPlusNetcore.LambdaEntryPoint::FunctionHandlerAsync
/// </summary>
public class LambdaEntryPoint :

  // The base class must be set to match the AWS service invoking the Lambda function. If not Amazon.Lambda.AspNetCoreServer
  // will fail to convert the incoming request correctly into a valid ASP.NET Core request.
  //
  // API Gateway REST API                         -> Amazon.Lambda.AspNetCoreServer.APIGatewayProxyFunction
  // API Gateway HTTP API payload version 1.0     -> Amazon.Lambda.AspNetCoreServer.APIGatewayProxyFunction
  // API Gateway HTTP API payload version 2.0     -> Amazon.Lambda.AspNetCoreServer.APIGatewayHttpApiV2ProxyFunction
  // Application Load Balancer                    -> Amazon.Lambda.AspNetCoreServer.ApplicationLoadBalancerFunction
  // 
  // Note: When using the AWS::Serverless::Function resource with an event type of "HttpApi" then payload version 2.0
  // will be the default and you must make Amazon.Lambda.AspNetCoreServer.APIGatewayHttpApiV2ProxyFunction the base class.

  Amazon.Lambda.AspNetCoreServer.APIGatewayProxyFunction
{
  /// <summary>
  /// The builder has configuration, logging and Amazon API Gateway already configured. The startup class
  /// needs to be configured in this method using the UseStartup<>() method.
  /// </summary>
  /// <param name="builder">The IWebHostBuilder to configure.</param>
  protected override void Init(IWebHostBuilder builder)
  {
    builder
      .UseStartup<Startup>();
  }

  /// <summary>
  /// Use this override to customize the services registered with the IHostBuilder. 
  /// 
  /// It is recommended not to call ConfigureWebHostDefaults to configure the IWebHostBuilder inside this method.
  /// Instead customize the IWebHostBuilder in the Init(IWebHostBuilder) overload.
  /// </summary>
  /// <param name="builder">The IHostBuilder to configure.</param>
  protected override void Init(IHostBuilder builder)
  {
  }
}