Implemented node crud and status health check. Added daemon status health endpoint. Refactored project structure. Added sidebar items and ui views

MoonlightServers.Api/Admin/Nodes/NodeService.cs

@@ -0,0 +1,132 @@
+using System.Diagnostics.CodeAnalysis;
+using System.Net.Http.Json;
+using System.Text.Json;
+using Microsoft.Extensions.Logging;
+using Microsoft.Net.Http.Headers;
+using MoonlightServers.Api.Infrastructure.Database.Entities;
+using MoonlightServers.DaemonShared.Http;
+using MoonlightServers.DaemonShared.Http.Daemon;
+
+namespace MoonlightServers.Api.Admin.Nodes;
+
+public class NodeService
+{
+    private readonly IHttpClientFactory ClientFactory;
+    private readonly ILogger<NodeService> Logger;
+    public NodeService(IHttpClientFactory clientFactory, ILogger<NodeService> logger)
+    {
+        ClientFactory = clientFactory;
+        Logger = logger;
+    }
+
+    public async Task<NodeHealthStatus> GetHealthAsync(Node node)
+    {
+        var client = ClientFactory.CreateClient();
+
+        var request = CreateBaseRequest(node, HttpMethod.Get, "api/health");
+
+        try
+        {
+            var response = await client.SendAsync(request);
+
+            if (!response.IsSuccessStatusCode)
+                return new NodeHealthStatus((int)response.StatusCode, null);
+
+            try
+            {
+                var health = await response
+                    .Content
+                    .ReadFromJsonAsync<HealthDto>(SerializationContext.Default.Options);
+
+                return new NodeHealthStatus((int)response.StatusCode, health);
+            }
+            catch (Exception e)
+            {
+                Logger.LogTrace(e, "An unhandled error occured while processing health response of node {id}", node.Id);
+                
+                return new NodeHealthStatus((int)response.StatusCode, null);
+            }
+        }
+        catch (Exception e)
+        {
+            Logger.LogTrace(e, "An error occured while fetching health status of node {id}", node.Id);
+            return new NodeHealthStatus(0, null);
+        }
+    }
+
+    private static HttpRequestMessage CreateBaseRequest(
+        Node node,
+        [StringSyntax(StringSyntaxAttribute.Uri)]
+        HttpMethod method,
+        string endpoint
+    )
+    {
+        var request = new HttpRequestMessage();
+
+        request.Headers.Add(HeaderNames.Authorization, node.Token);
+        request.RequestUri = new Uri(new Uri(node.HttpEndpointUrl), endpoint);
+        request.Method = method;
+
+        return request;
+    }
+
+    private async Task EnsureSuccessAsync(HttpResponseMessage message)
+    {
+        if (message.IsSuccessStatusCode)
+            return;
+
+        try
+        {
+            var problemDetails = await message.Content.ReadFromJsonAsync<ProblemDetails>(
+                SerializationContext.Default.Options
+            );
+
+            if (problemDetails == null)
+            {
+                // If we cant handle problem details, we handle it natively
+                message.EnsureSuccessStatusCode();
+                return;
+            }
+
+            // Parse into exception
+            throw new NodeException(
+                problemDetails.Type,
+                problemDetails.Title,
+                problemDetails.Status,
+                problemDetails.Detail,
+                problemDetails.Errors
+            );
+        }
+        catch (JsonException)
+        {
+            // If we cant handle problem details, we handle it natively
+            message.EnsureSuccessStatusCode();
+        }
+    }
+}
+
+public record NodeHealthStatus(int StatusCode, HealthDto? Dto);
+
+public class NodeException : Exception
+{
+    public string Type { get; }
+    public string Title { get; }
+    public int Status { get; }
+    public string? Detail { get; }
+    public Dictionary<string, string[]>? Errors { get; }
+
+    public NodeException(
+        string type,
+        string title,
+        int status,
+        string? detail = null,
+        Dictionary<string, string[]>? errors = null)
+        : base(detail ?? title)
+    {
+        Type = type;
+        Title = title;
+        Status = status;
+        Detail = detail;
+        Errors = errors;
+    }
+}