using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Threading.Tasks;

using Amazon.Lambda.Core;
using Amazon.Lambda.APIGatewayEvents;
using System.Text.Json;

// Assembly attribute to enable the Lambda function's JSON input to be converted into a .NET class.
[assembly: LambdaSerializer(typeof(Amazon.Lambda.Serialization.SystemTextJson.DefaultLambdaJsonSerializer))]

namespace SimpleLambdaContainerForRIE
{
    public class Functions
    {
        /// <summary>
        /// Default constructor that Lambda will invoke.
        /// </summary>
        public Functions()
        {
        }


        /// <summary>
        /// A Lambda function to respond to HTTP Get methods from API Gateway
        /// </summary>
        /// <param name="request"></param>
        /// <returns>The API Gateway response.</returns>
        public APIGatewayProxyResponse Get(APIGatewayProxyRequest request, ILambdaContext context)
        {
            context.Logger.LogInformation("Get Request\n");
            Console.WriteLine($"Id = {request.PathParameters["Id"]}");
            Console.WriteLine($"request: {JsonSerializer.Serialize(request)}");
            var response = new APIGatewayProxyResponse
            {
                StatusCode = (int)HttpStatusCode.OK,
                //Body = $"You were looking for something with an Id of : {request.PathParameters["id"]}",
                Body = $"{JsonSerializer.Serialize(request)}",
                Headers = new Dictionary<string, string> { { "Content-Type", "application/json" } }
            };

            return response;
        }

        /// <summary>
        /// A Lambda function to respond to HTTP Get methods from API Gateway
        /// </summary>
        /// <param name="request"></param>
        /// <returns>The API Gateway response.</returns>
        public APIGatewayProxyResponse Post(APIGatewayProxyRequest request, ILambdaContext context)
        {
            context.Logger.LogInformation("Post Request\n");
            Person p = JsonSerializer.Deserialize<Person>(request.Body);
            Console.WriteLine($"The person is {p}");
            var response = new APIGatewayProxyResponse
            {
                StatusCode = (int)HttpStatusCode.Created,
                //Body = $"You sent a new person - {p} ",
                Body = $"{JsonSerializer.Serialize(request)}",
                Headers = new Dictionary<string, string> { { "Content-Type", "application/json" } }
            };

            return response;
        }
    }
}