more work on api

Pilz.Net/Api/ApiClient.cs

@@ -14,7 +14,17 @@ public class ApiClient(string apiUrl) : IApiClient
 
     public ILogger Log { get; set; } = NullLogger.Instance;
 
-    public virtual async Task<ApiResponse> SendMessage<TResponse>(string route, ApiMessage message, IMessageSerializer? serializer = null)
+    public virtual Task<ApiResponse> SendRequest(string route)
+    {
+        return SendRequest(route, null);
+    }
+
+    public virtual Task<ApiResponse> SendRequest(string route, ApiMessage? message)
+    {
+        return SendRequest(route, message, null);
+    }
+
+    public virtual async Task<ApiResponse> SendRequest(string route, ApiMessage? message, IMessageSerializer? serializer)
     {
         serializer ??= Serializer;
 
@@ -25,7 +35,17 @@ public class ApiClient(string apiUrl) : IApiClient
         return new(res.StatusCode);
     }
 
-    public virtual async Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage message, IMessageSerializer? serializer = null) where TResponse : ApiMessage
+    public virtual Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route) where TResponse : ApiMessage
+    {
+        return SendRequest<TResponse>(route, null);
+    }
+
+    public virtual Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage? message) where TResponse : ApiMessage
+    {
+        return SendRequest<TResponse>(route, message, null);
+    }
+
+    public virtual async Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage? message, IMessageSerializer? serializer) where TResponse : ApiMessage
     {
         serializer ??= Serializer;
 
@@ -40,11 +60,18 @@ public class ApiClient(string apiUrl) : IApiClient
         return new(res.StatusCode, result);
     }
 
-    protected virtual async Task<HttpResponseMessage> Send(string route, ApiMessage message, IMessageSerializer serializer)
+    protected virtual async Task<HttpResponseMessage> Send(string route, ApiMessage? message, IMessageSerializer serializer)
     {
         var url = ApiUrl + route;
-        var content = new StringContent(serializer.Serialize(message)!, null, "application/json");
+        HttpContent content;
+
+        if (message is not null)
+            content = new StringContent(serializer.Serialize(message)!, null, "application/json");
+        else
+            content = new StringContent(string.Empty, null, "application/json");
+
         content.Headers.Add("API-AUTH-KEY", EncodeAuthKey());
+
         return await httpClient.PostAsync(url, content);
     }
 

Pilz.Net/Api/ApiRequestInfo.cs

@@ -3,7 +3,7 @@
 namespace Pilz.Net.Api;
 
 public record class ApiRequestInfo(
-    ApiMessage Message,
+    ApiMessage? Message,
     [property: MemberNotNullWhen(true, "AuthKey")]
     bool IsAuthenticated,
     string? AuthKey);

Pilz.Net/Api/ApiServer.cs

@@ -61,7 +61,7 @@ public class ApiServer(string apiUrl) : IApiServer
             throw new NotSupportedException("The first parameter needs to be of type ApiMessage and must return an ApiResult object and the method must have the MessageHandlerAttribute.");
 
         // Add handler
-        var fullUrl = ApiUrl + attribute.Route;
+        var fullUrl = attribute.Route;
         Log.InfoFormat("Added handler for {0}", fullUrl);
         handlers.Add(fullUrl, handler);
     }
@@ -94,17 +94,23 @@ public class ApiServer(string apiUrl) : IApiServer
         // Parse url
         Log.Debug("Parse url");
         var path = context.Request.Url?.PathAndQuery.Replace(ApiUrl, string.Empty);
-        if (string.IsNullOrWhiteSpace(path) || context.Request.ContentLength64 <= 0)
+        if (string.IsNullOrWhiteSpace(path))
         {
-            Log.Info("Request has no content");
+            Log.Info("Request has no path");
             close();
             return;
         }
 
         // Read input content
         Log.Debug("Read input content");
+        string? contentJson;
+        if (context.Request.ContentLength64 > 0)
+        {
             using StreamReader input = new(context.Request.InputStream);
-        var contentJson = input.ReadToEnd();
+            contentJson = input.ReadToEnd();
+        }
+        else
+            contentJson = null;
 
         // Get auth key
         Log.Debug("Get auth key");
@@ -138,7 +144,7 @@ public class ApiServer(string apiUrl) : IApiServer
         close();
     }
 
-    protected virtual PrivateApiResult? HandleMessage(string url, string json, string? authKey)
+    protected virtual PrivateApiResult? HandleMessage(string url, string? json, string? authKey)
     {
         // Get handler
         Log.Debug("Find handler");
@@ -161,8 +167,11 @@ public class ApiServer(string apiUrl) : IApiServer
 
         // Deserialize
         Log.Debug("Deserialize message");
-        if (serializer.Deserialize(json, targetType) is not ApiMessage message)
-            return null;
+        ApiMessage? message;
+        if (json != null)
+            message = serializer.Deserialize(json, targetType);
+        else
+            message = null;
 
         // Invoke handler
         Log.Debug("Invoke handler");
@@ -185,7 +194,7 @@ public class ApiServer(string apiUrl) : IApiServer
         return new(result, resultStr);
     }
 
-    protected virtual object?[]? BuildParameters(Delegate handler, Func<ApiMessage> getMessage, Func<ApiRequestInfo> getRequestInfo)
+    protected virtual object?[]? BuildParameters(Delegate handler, Func<ApiMessage?> getMessage, Func<ApiRequestInfo> getRequestInfo)
     {
         var infos = handler.Method.GetParameters();
         var objs = new List<object?>();
@@ -196,6 +205,8 @@ public class ApiServer(string apiUrl) : IApiServer
                 objs.Add(getMessage());
             else if (info.ParameterType.IsAssignableTo(typeof(ApiRequestInfo)))
                 objs.Add(getRequestInfo());
+            else
+                objs.Add(null);
         }
 
         return [.. objs];

Pilz.Net/Api/IApiClient.cs

@@ -12,7 +12,15 @@ public interface IApiClient
 
     ILogger Log { get; set; }
 
-    Task<ApiResponse> SendMessage<TResponse>(string route, ApiMessage message, IMessageSerializer? serializer = null);
+    Task<ApiResponse> SendRequest(string route, IMessageSerializer? serializer = null);
 
-    Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage message, IMessageSerializer? serializer = null) where TResponse : ApiMessage;
+    Task<ApiResponse> SendRequest(string route, ApiMessage? message);
+
+    Task<ApiResponse> SendRequest(string route, ApiMessage? message, IMessageSerializer? serializer);
+
+    Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, IMessageSerializer? serializer = null) where TResponse : ApiMessage;
+
+    Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage? message) where TResponse : ApiMessage;
+
+    Task<ApiResponse<TResponse>> SendRequest<TResponse>(string route, ApiMessage? message, IMessageSerializer? serializer) where TResponse : ApiMessage;
 }