Servers/MoonlightServers.Api/Admin/Nodes/HealthController.cs

using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using MoonlightServers.Api.Infrastructure.Database;
using MoonlightServers.Api.Infrastructure.Database.Entities;
using MoonlightServers.Shared;
using MoonlightServers.Shared.Admin.Nodes;

namespace MoonlightServers.Api.Admin.Nodes;

[ApiController]
[Authorize(Policy = Permissions.Nodes.View)]
[Route("api/admin/servers/nodes/{id:int}/health")]
public class HealthController : Controller
{
    private readonly DatabaseRepository<Node> DatabaseRepository;
    private readonly NodeService NodeService;
    private readonly ILogger<HealthController> Logger;

    public HealthController(
        DatabaseRepository<Node> databaseRepository,
        NodeService nodeService,
        ILogger<HealthController> logger
    )
    {
        DatabaseRepository = databaseRepository;
        NodeService = nodeService;
        Logger = logger;
    }

    [HttpGet]
    public async Task<ActionResult<NodeHealthDto>> GetAsync([FromRoute] int id)
    {
        var node = await DatabaseRepository
            .Query()
            .FirstOrDefaultAsync(x => x.Id == id);

        if (node == null)
            return Problem("No node with this id found", statusCode: 404);

        var health = await NodeService.GetHealthAsync(node);

        return new NodeHealthDto()
        {
            StatusCode = health.StatusCode,
            RemoteStatusCode = health.Dto?.RemoteStatusCode ?? 0,
            IsHealthy = health is { StatusCode: >= 200 and <= 299, Dto.RemoteStatusCode: >= 200 and <= 299 }
        };
    }
}