feat: start dashboard

Catalogger.Backend/Api/MetaController.cs

@@ -0,0 +1,54 @@
+// Copyright (C) 2021-present sam (starshines.gay)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published
+// by the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+using Catalogger.Backend.Api.Middleware;
+using Catalogger.Backend.Cache.InMemoryCache;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Catalogger.Backend.Api;
+
+[Route("/api")]
+public class MetaController(GuildCache guildCache, DiscordRequestService discordRequestService)
+    : ApiControllerBase
+{
+    [HttpGet("meta")]
+    public IActionResult GetMeta()
+    {
+        return Ok(new MetaResponse(Guilds: (int)CataloggerMetrics.GuildsCached.Value));
+    }
+
+    [HttpGet("current-user")]
+    [Authorize]
+    public async Task<IActionResult> GetCurrentUserAsync()
+    {
+        var token = HttpContext.GetTokenOrThrow();
+
+        var currentUser = await discordRequestService.GetMeAsync(token);
+        var guilds = await discordRequestService.GetGuildsAsync(token);
+
+        return Ok(
+            new CurrentUserResponse(
+                new ApiUser(currentUser),
+                guilds
+                    .Where(g => g.CanManage)
+                    .Select(g => new ApiGuild(g, guildCache.Contains(g.Id)))
+            )
+        );
+    }
+
+    private record MetaResponse(int Guilds);
+
+    private record CurrentUserResponse(ApiUser User, IEnumerable<ApiGuild> Guilds);
+}