{

using namespace Aws::Utils::Json;

JsonValue json(request.payload);

if (!json.WasParseSuccessful()) {

return invocation_response::failure("Failed to parse input JSON", "InvalidJSON");

}

auto v = json.View();

Aws::SimpleStringStream ss;

ss << "Good ";

if (v.ValueExists("body") && v.GetObject("body").IsString()) {

auto body = v.GetString("body");

JsonValue body_json(body);

if (body_json.WasParseSuccessful()) {

auto body_v = body_json.View();

ss << (body_v.ValueExists("time") && body_v.GetObject("time").IsString() ? body_v.GetString("time") : "");

}

}

ss << ", ";

if (v.ValueExists("queryStringParameters")) {

auto query_params = v.GetObject("queryStringParameters");

ss << (query_params.ValueExists("name") && query_params.GetObject("name").IsString()

? query_params.GetString("name")

: "")

<< " of ";

ss << (query_params.ValueExists("city") && query_params.GetObject("city").IsString()

? query_params.GetString("city")

: "")

<< ". ";

}

if (v.ValueExists("headers")) {

auto headers = v.GetObject("headers");

ss << "Happy "

<< (headers.ValueExists("day") && headers.GetObject("day").IsString() ? headers.GetString("day") : "")

<< "!";

}

JsonValue resp;

resp.WithString("message", ss.str());

return invocation_response::success(resp.View().WriteCompact(), "application/json");

{

run_handler(my_handler);

return 0;