feat: Update 2018 client support with registration defaults and WebSocket handling

DorkNet.Models/Auth/Login2018.cs

@@ -72,11 +72,12 @@ public class Player2018
     [JsonPropertyName("Level")]
     public int Level { get; set; } = 1;
 
-    // Obfuscated enum in the dump; not a gate (the client just stores it). 3 is
-    // the "fully registered" value used elsewhere; verify against a live client
-    // if the signup flow re-appears for an existing account.
+    // Registration step enum (ProfileSelectionManager.NFCBDCFLBOC):
+    // invalid=-1, video=0, birthday=1, email=2, COMPLETE=10. Anything < 10
+    // makes the client run the signup step flow (it got "stuck on birthday").
+    // 10 = fully registered → client goes straight in-game.
     [JsonPropertyName("RegistrationStatus")]
-    public int RegistrationStatus { get; set; } = 3;
+    public int RegistrationStatus { get; set; } = 10;
 
     [JsonPropertyName("Developer")]
     public bool Developer { get; set; }

DorkNet.Models/Config/RecRoomConfig.cs

@@ -98,11 +98,17 @@ public class PhotonConfig
 
 public class MatchmakingParams
 {
-    [JsonPropertyName("MaxPlayersPerRoom")]
-    public int MaxPlayersPerRoom { get; set; } = 8;
+    // 2018 RecNet.LOIBFONMHMF.Deserialize reads exactly TWO required float keys
+    // via Util.GetKey<Single> (verified via dnlib). It's fetched as an optional
+    // object (GetObjectKey) inside config/v2, but once PRESENT the client
+    // deserializes it — wrong/missing keys throw KeyNotFoundException →
+    // "Received malformed RecNet response" → "Failed to connect to RecNet" at
+    // boot. The 2020 MaxPlayersPerRoom/MinPlayersToStart keys are NOT read here.
+    [JsonPropertyName("PreferFullRoomsFrequency")]
+    public float PreferFullRoomsFrequency { get; set; } = 0.5f;
 
-    [JsonPropertyName("MinPlayersToStart")]
-    public int MinPlayersToStart { get; set; } = 1;
+    [JsonPropertyName("PreferEmptyRoomsFrequency")]
+    public float PreferEmptyRoomsFrequency { get; set; } = 0.5f;
 }
 
 public class LevelProgressionEntry

DorkNet.Server/Controllers/API/Notification/V2/NotificationController.cs

@@ -1,29 +1,65 @@
+using System.Net.WebSockets;
 using Microsoft.AspNetCore.Mvc;
 using DorkNet.Server.Services;
 
 namespace DorkNet.Server.Controllers.API.Notification.V2;
 
 /// <summary>
-/// Legacy raw-WebSocket notification endpoint. Replaced by the SignalR
-/// hub at <c>notify.{apex}/hub/v1</c>. Returns 410 Gone for any client
-/// that still tries the old path.
+/// api/notification/v2 — the JUNE-2018 client opens a raw WebSocket here for
+/// push notifications (RecNet.cs:48895, RecNet.IJADBHMBMPG wraps a
+/// BestHTTP.WebSocket with open/message(string)/error events). The 2020 client
+/// replaced this with the SignalR hub at notify.{apex}/hub/v1.
+///
+/// This branch targets 2018, so we ACCEPT the WebSocket and hold it open. We
+/// don't push anything yet (server-driven notifications are a later feature) —
+/// an open, quiet socket keeps the client's notification subsystem "connected"
+/// instead of erroring/retry-looping on the old 410 Gone. Incoming frames
+/// (subscribe/auth) are drained and ignored.
 /// </summary>
 [ApiController]
 [Route("api/[controller]/v2")]
-public class NotificationController(DomainConfig domain) : ControllerBase
+public class NotificationController(
+    DomainConfig domain,
+    ILogger<NotificationController> log) : ControllerBase
 {
     [HttpGet]
-    public IActionResult Connect() => StatusCode(StatusCodes.Status410Gone, new
+    public async Task Connect()
     {
-        error = "use_signalr_hub",
-        hint = $"connect to {domain.Sub("notify")}/hub/v1 instead",
-    });
+        if (!HttpContext.WebSockets.IsWebSocketRequest)
+        {
+            // Non-WS probe (or a curl check) — return an empty notification
+            // list rather than 410 so HTTP callers don't treat it as an error.
+            Response.StatusCode = StatusCodes.Status200OK;
+            Response.ContentType = "application/json";
+            await Response.WriteAsync("[]");
+            return;
+        }
 
-    /// <summary>GET <c>api/notification/hub/v1</c> — returns the
-    /// SignalR hub URL the client should open. Without this the
-    /// watch falls back to its own default and may try the wrong
-    /// scheme. URL is built off the configured deployment apex
-    /// (DORKNET_DOMAIN).</summary>
+        using var ws = await HttpContext.WebSockets.AcceptWebSocketAsync();
+        log.LogInformation("[notify] 2018 client opened notification WebSocket");
+        var buf = new byte[4096];
+        try
+        {
+            while (ws.State == WebSocketState.Open)
+            {
+                var result = await ws.ReceiveAsync(
+                    new ArraySegment<byte>(buf), HttpContext.RequestAborted);
+                if (result.MessageType == WebSocketMessageType.Close)
+                {
+                    await ws.CloseAsync(WebSocketCloseStatus.NormalClosure,
+                        "bye", HttpContext.RequestAborted);
+                    break;
+                }
+                // Drain & ignore subscribe/auth frames — no server push yet.
+            }
+        }
+        catch (OperationCanceledException) { /* client navigated away */ }
+        catch (WebSocketException) { /* abrupt disconnect — normal */ }
+        log.LogDebug("[notify] notification WebSocket closed");
+    }
+
+    /// <summary>GET <c>api/notification/hub/v1</c> — 2020 SignalR hub pointer
+    /// (unused by the 2018 client; kept for any 2019/2020 caller).</summary>
     [HttpGet("/api/notification/hub/v1")]
     public IActionResult HubInfo() => Ok(new
     {

DorkNet.Server/Controllers/API/PlatformLogin/V1/PlatformLoginV1Controller.cs

@@ -166,10 +166,15 @@ public class PlatformLoginV1Controller(
     // account-selection list. Returns a BARE JSON ARRAY of Player2018 objects.
     [HttpPost("getcachedlogins")]
     [HttpGet("getcachedlogins")]
-    public async Task<IActionResult> GetCachedLogins(
-        [FromQuery] int Platform = 0, [FromQuery] string? PlatformId = null)
+    public async Task<IActionResult> GetCachedLogins()
     {
-        var players = await playerService.GetCachedLoginsAsync(Platform, PlatformId);
+        // The 2018 client sends Platform/PlatformId in the FORM BODY
+        // (application/x-www-form-urlencoded), not the query string — so read
+        // from form/query/json. Reading [FromQuery] only returned [] (empty
+        // account grid + broke +profile auto-login). Verified from the wire:
+        // req=Platform=0&PlatformId=76561198969189675.
+        var p = await ReadParamsAsync();
+        var players = await playerService.GetCachedLoginsAsync(p.GetInt("Platform"), p.Get("PlatformId"));
         return Ok(players.Select(ToPlayer2018).ToList());
     }
 

DorkNet.Server/Program.cs

@@ -886,6 +886,11 @@ using (var scope = app.Services.CreateScope())
     // that's already there (so spent-down accounts aren't refilled).
     await playerService.BackfillStarterWalletsAsync();
 
+    // 2018 client: complete any account missing birthday/email/password so the
+    // (screen-mode-broken) signup step flow never appears. See
+    // PlayerService.ApplyRegistrationDefaults.
+    await playerService.BackfillAccountCompletionAsync();
+
     // Backfill the per-player dorm room + DormStateEntity for any
     // legacy account that signed in via a path that didn't run
     // EnsurePersonalDormAsync (early-bird signups, manual SQL

DorkNet.Server/Services/PlayerService.cs

@@ -517,6 +517,7 @@ public class PlayerService(DorkNetDbContext db, RoomService rooms, ILogger<Playe
             HairColor = StarterHairColor,
             SkinColor = StarterSkinColor,
         };
+        ApplyRegistrationDefaults(player);
 
         db.Players.Add(player);
         await db.SaveChangesAsync();
@@ -596,6 +597,7 @@ public class PlayerService(DorkNetDbContext db, RoomService rooms, ILogger<Playe
             HairColor = StarterHairColor,
             SkinColor = StarterSkinColor,
         };
+        ApplyRegistrationDefaults(player);
         db.Players.Add(player);
         await db.SaveChangesAsync();
 
@@ -629,6 +631,43 @@ public class PlayerService(DorkNetDbContext db, RoomService rooms, ILogger<Playe
         return true;
     }
 
+    // 2018 client runs a signup step-flow (video→birthday→email→complete) for
+    // accounts missing these — and its screen-mode UI is unusable, so accounts
+    // are born COMPLETE: an adult birthday, a synthetic email, and a default
+    // password ("dorknet"). RegistrationStatus is reported as complete(10) in
+    // the Player2018 wire shape.
+    private static readonly DateTime DefaultBirthday = new(1990, 1, 1, 0, 0, 0, DateTimeKind.Utc);
+    private static readonly string DefaultPasswordHash = BCrypt.Net.BCrypt.HashPassword("dorknet", 11);
+
+    private static void ApplyRegistrationDefaults(PlayerEntity p)
+    {
+        p.Birthday ??= DefaultBirthday;
+        if (string.IsNullOrEmpty(p.Email))
+            p.Email = $"{(string.IsNullOrEmpty(p.Username) ? "player" : p.Username).ToLowerInvariant()}@dorknet.local";
+        if (string.IsNullOrEmpty(p.PasswordHash)) p.PasswordHash = DefaultPasswordHash;
+        // 2018 SCREEN MODE is a developer-gated feature: SessionManager.BIAOMKDOLDL
+        // (which keeps screen mode enabled post-login) = account.Developer
+        // (RecNet EEBPLECPEGD.Deserialize "Developer" key). Without it the client
+        // demands a headset (vr_device_required) after login. Grant it so the
+        // screen-mode (non-VR) client is playable on this local-test branch.
+        p.IsDeveloper = true;
+    }
+
+    /// <summary>Complete any account missing birthday/email/password so the 2018
+    /// client never enters its (broken-in-screen-mode) signup step flow. Runs at
+    /// startup like the other backfills.</summary>
+    public async Task BackfillAccountCompletionAsync()
+    {
+        var incomplete = await db.Players
+            .Where(p => p.Birthday == null || p.Email == null || p.PasswordHash == null || !p.IsDeveloper)
+            .ToListAsync();
+        if (incomplete.Count == 0) return;
+        foreach (var p in incomplete) ApplyRegistrationDefaults(p);
+        await db.SaveChangesAsync();
+        logger.LogInformation(
+            "[backfill] completed registration (birthday/email/password) for {N} account(s)", incomplete.Count);
+    }
+
     public async Task<PlayerEntity?> GetByIdAsync(long id) =>
         await db.Players.Include(p => p.Avatar).FirstOrDefaultAsync(p => p.Id == id);
 

DorkNet.Server/appsettings.Local.json

@@ -0,0 +1,22 @@
+{
+  "Jwt": {
+    "Secret": "dorknet-local-dev-secret-please-change-0123456789abcdef"
+  },
+  "Domain": {
+    "Apex": "localhost",
+    "Scheme": "http",
+    "SingleOriginBaseUrl": "http://127.0.0.1:5005"
+  },
+  "Database": {
+    "Provider": "sqlite"
+  },
+  "Photon": {
+    "AppId": "",
+    "VoiceAppId": "",
+    "CloudRegion": "us",
+    "RequireCustomAuth": false
+  },
+  "Server": {
+    "MOTD": "DorkNet 2018 local test server"
+  }
+}