Improve IHttpClient factories (#20)

Codestyle fixes
Setup CODEOWNERS
Setup dependabot

SystemExtensions.NetStandard.DependencyInjection/Http/HttpClientBuilder.cs

@@ -0,0 +1,85 @@
+using Slim;
+using System.Extensions;
+using System.Net.Http;
+using System.Net.Http.Headers;
+
+namespace System.DependencyInjection.Http;
+
+public sealed class HttpClientBuilder<T>
+{
+    private readonly IServiceProducer serviceProducer;
+
+    private Uri baseAddress;
+    private HttpMessageHandler httpMessageHandler;
+    private bool disposeMessageHandler;
+    private Action<HttpRequestHeaders> defaultRequestHeadersSetup;
+    private long maxResponseBufferSize = 2147483647L; //2GB default HttpClient value [https://docs.microsoft.com/en-us/dotnet/api/system.net.http.httpclient.maxresponsecontentbuffersize?view=net-6.0]
+    private TimeSpan timeout = TimeSpan.FromSeconds(100); //100 seconds default HttpClient value [https://docs.microsoft.com/en-us/dotnet/api/system.net.http.httpclient.timeout?view=net-6.0]
+
+    internal HttpClientBuilder(IServiceProducer serviceProducer)
+    {
+        serviceProducer.ThrowIfNull(nameof(serviceProducer));
+
+        this.serviceProducer = serviceProducer;
+    }
+
+    public HttpClientBuilder<T> WithMessageHandler(HttpMessageHandler httpMessageHandler)
+    {
+        httpMessageHandler.ThrowIfNull(nameof(httpMessageHandler));
+
+        this.httpMessageHandler = httpMessageHandler;
+        return this;
+    }
+
+    public HttpClientBuilder<T> WithDisposeMessageHandler(bool disposeMessageHandler)
+    {
+        this.disposeMessageHandler = disposeMessageHandler;
+        return this;
+    }
+
+    public HttpClientBuilder<T> WithBaseAddress(Uri baseAddress)
+    {
+        baseAddress.ThrowIfNull(nameof(baseAddress));
+
+        this.baseAddress = baseAddress;
+        return this;
+    }
+
+    public HttpClientBuilder<T> WithDefaultRequestHeadersSetup(Action<HttpRequestHeaders> setup)
+    {
+        setup.ThrowIfNull(nameof(setup));
+
+        this.defaultRequestHeadersSetup = setup;
+        return this;
+    }
+
+    public HttpClientBuilder<T> WithMaxResponseBufferSize(long responseBufferSize)
+    {
+        this.maxResponseBufferSize = responseBufferSize;
+        return this;
+    }
+
+    public HttpClientBuilder<T> WithTimeout(TimeSpan timeout)
+    {
+        this.timeout = timeout;
+        return this;
+    }
+
+    public IServiceProducer Build()
+    {
+        this.serviceProducer.RegisterScoped<IHttpClient<T>>(_ =>
+        {
+            var client = this.httpMessageHandler is not null ?
+                new HttpClient<T>(this.httpMessageHandler, this.disposeMessageHandler) :
+                new HttpClient<T>();
+
+            client.BaseAddress = this.baseAddress;
+            this.defaultRequestHeadersSetup?.Invoke(client.DefaultRequestHeaders);
+            client.MaxResponseContentBufferSize = this.maxResponseBufferSize;
+            client.Timeout = this.timeout;
+            return client;
+        });
+
+        return this.serviceProducer;
+    }
+}