dotnet-sdk/examples/Client/ServiceInvocation/InvokeServiceHttpClientExam...

58 lines
2.2 KiB
C#

// ------------------------------------------------------------------------
// Copyright 2021 The Dapr Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------
using System;
using System.Net.Http.Json;
using System.Threading;
using System.Threading.Tasks;
using Dapr.Client;
namespace Samples.Client
{
public class InvokeServiceHttpClientExample : Example
{
public override string DisplayName => "Invoking an HTTP service with HttpClient";
public override async Task RunAsync(CancellationToken cancellationToken)
{
var client = DaprClient.CreateInvokeHttpClient(appId: "routing");
var deposit = new Transaction { Id = "17", Amount = 99m };
var response = await client.PostAsJsonAsync("/deposit", deposit, cancellationToken);
var account = await response.Content.ReadFromJsonAsync<Account>(cancellationToken: cancellationToken);
Console.WriteLine("Returned: id:{0} | Balance:{1}", account?.Id, account?.Balance);
var withdraw = new Transaction { Id = "17", Amount = 10m, };
response = await client.PostAsJsonAsync("/withdraw", withdraw, cancellationToken);
response.EnsureSuccessStatusCode();
account = await client.GetFromJsonAsync<Account>("/17", cancellationToken);
Console.WriteLine($"Received balance {account?.Balance}");
}
internal class Transaction
{
public string? Id { get; set; }
public decimal? Amount { get; set; }
}
internal class Account
{
public string? Id { get; set; }
public decimal? Balance { get; set; }
}
}
}