Radicade/Server/Players/PublicPlayerAPI.cs

using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using RadicadeServer.DB;

namespace RadicadeServer.API.Public
{
	[Route("p/players")]
	public class PublicPlayerAPI(RecDBContext db) : Controller
	{
		[HttpGet("online")]
		public async Task<ActionResult<List<string>>> GetAllOnlinePlayers()
		{
			var list = new List<string>();
			var presences = await db.Presences.Where(x => x.isOnline).ToListAsync();
			foreach (var p in presences)
			{
				var player = await db.Profiles.FirstOrDefaultAsync(x => x.accountId == p.playerId);
				if (player != null)
					list.Add($"{player.displayName} (@{player.username})");
			}
			return Json(list);
		}
	}
}