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niko
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using System.Text;
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using System.Text.RegularExpressions;
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using Microsoft.AspNetCore.Mvc;
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using Newtonsoft.Json;
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using Campus_live_rewrite.api.dbs;
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using Campus_live_rewrite.api.server;
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using static Campus_live_rewrite.api.server.Classes.db_class.ChatDBClasses;
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namespace Campus_live_rewrite.Controllers
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{
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/// <summary>
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/// Admin panel "Chat" tab: every DM / group chat (in-game or from the website - same ChatDB), searchable by player, with a
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/// full transcript. Moderation only - nothing here can send a message or change a thread. Dev OR mod
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/// (ValidateTokenDevOrMod): mods get read access to this tab, per the user's explicit "Players + Chat (view only)"
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/// scope for the mod role.
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/// </summary>
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public class AdminChatController : ControllerBase
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{
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private static ContentResult J(object o, int status = 200) => new() { Content = JsonConvert.SerializeObject(o), ContentType = "application/json", StatusCode = status };
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private static object? Basic(ulong id)
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{
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var full = PlayerDB.GetFullAccount(id);
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if (full == null) return new { id, username = $"(deleted #{id})", display_name = $"(deleted #{id})", profile_image = "" };
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return new { id = full.playerid, username = full.player?.Username ?? "", display_name = full.player?.DisplayName ?? full.player?.Username ?? "", profile_image = full.player?.profileImage ?? "" };
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}
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private static string PreviewText(string contents)
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{
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try
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{
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var mj = JsonConvert.DeserializeObject<MessageJson>(contents);
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if (mj == null) return "";
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return mj.Type switch { MessageContentType.Text => mj.Data ?? "", MessageContentType.Photo => "[Photo]", MessageContentType.PartyInvite => "[Party invite]", _ => "" };
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}
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catch { return ""; }
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}
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private static readonly Regex TagRe = new(@"<@U(\d+)>", RegexOptions.Compiled);
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private static string ResolveTags(string text)
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{
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return TagRe.Replace(text, m =>
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{
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var b = Basic(ulong.Parse(m.Groups[1].Value)) as dynamic;
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return b != null ? (string)b.display_name : "a player";
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});
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}
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// `t` must already carry its latest message (ChatDB.AllThreads / GetThread both do this) - no extra DB load here except
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// the one cheap Count for messageCount, so listing a page of threads stays fast even with a lot of chat history.
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private static object ThreadRow(ChatThread t)
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{
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bool group = t.ChatThreadType == ChatDB.ThreadTypeUser && t.PlayerIds.Count > 2;
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var latest = (t.Messages ?? new()).OrderByDescending(m => m.ChatMessageId).FirstOrDefault();
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return new
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{
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id = t.ChatThreadId,
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type = t.ChatThreadType,
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isGroup = group,
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name = t.ChatThreadName ?? "",
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members = t.PlayerIds.OrderBy(x => x).Select(Basic).ToList(),
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messageCount = ChatDB.MessageCount(t.ChatThreadId),
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latestText = latest != null ? PreviewText(latest.Contents) : "",
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latestAt = (latest?.TimeSent ?? t.LastActivityAt ?? t.CreatedAt)?.ToUniversalTime(),
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createdAt = t.CreatedAt?.ToUniversalTime(),
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};
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}
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/// <summary>All threads, newest activity first, optionally narrowed to one player (id or username) or a text search over message contents.</summary>
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[HttpGet("/admin/api/chat/threads")]
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public ContentResult Threads(string q = "", int skip = 0, int take = 50)
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{
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var (_, error) = AuthHelper.ValidateTokenDevOrMod(HttpContext);
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if (error != null) return error;
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take = Math.Clamp(take, 1, 200);
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q = (q ?? "").Trim();
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IEnumerable<ChatThread> all = ChatDB.AllThreads();
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string matchedPlayer = "";
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if (q.Length > 0)
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{
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ulong pid = 0;
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if (ulong.TryParse(q, out var id)) pid = id;
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else { var found = PlayerDB.GetAccountIdByUsernameCI(q.TrimStart('@')); if (found != 0) pid = found; }
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if (pid != 0)
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{
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matchedPlayer = $" (player {pid})";
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all = all.Where(t => t.PlayerIds.Contains(pid));
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}
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else
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{
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// No matching player - fall back to a text search over message contents. Capped: this walks the messages
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// collection, fine for a moderation tool, not for a hot path.
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string needle = q.ToLowerInvariant();
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var hitThreadIds = ChatDB.SearchMessageContents(needle, 500).Select(m => m.ChatThreadId).ToHashSet();
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all = all.Where(t => hitThreadIds.Contains(t.ChatThreadId));
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}
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}
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var ordered = all.OrderByDescending(t => t.LastActivityAt ?? t.CreatedAt ?? DateTime.MinValue).ToList();
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var page = ordered.Skip(Math.Max(0, skip)).Take(take).Select(ThreadRow).ToList();
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return J(new { success = true, total = ordered.Count, threads = page, note = matchedPlayer });
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}
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/// <summary>One thread's full transcript - every message, oldest first, sender resolved, system tags resolved.</summary>
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[HttpGet("/admin/api/chat/thread/{id:long}")]
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public ContentResult Transcript(long id)
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{
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var (_, error) = AuthHelper.ValidateTokenDevOrMod(HttpContext);
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if (error != null) return error;
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var t = ChatDB.GetThread(id);
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if (t == null) return J(new { success = false, message = "No such thread." }, 404);
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var messages = (t.Messages ?? new()).OrderBy(m => m.ChatMessageId).Select(m => new
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{
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id = m.ChatMessageId,
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senderId = m.SenderPlayerId,
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sender = m.SenderPlayerId == ChatDB.SystemSenderId ? null : Basic((ulong)m.SenderPlayerId),
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system = m.SenderPlayerId == ChatDB.SystemSenderId,
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at = m.TimeSent.ToUniversalTime(),
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text = ResolveTags(PreviewText(m.Contents)),
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moderationState = m.ModerationState,
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}).ToList();
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return J(new { success = true, thread = ThreadRow(t), messages });
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}
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/// <summary>The same transcript as a plain-text file - for pasting into a report or saving.</summary>
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[HttpGet("/admin/api/chat/thread/{id:long}/transcript.txt")]
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public IActionResult TranscriptFile(long id)
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{
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var (admin, error) = AuthHelper.ValidateTokenDevOrMod(HttpContext);
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if (error != null) return error;
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var t = ChatDB.GetThread(id);
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if (t == null) return NotFound();
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var sb = new StringBuilder();
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var members = t.PlayerIds.OrderBy(x => x).Select(Basic).ToList();
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sb.AppendLine($"Chat transcript - thread {t.ChatThreadId}" + (string.IsNullOrWhiteSpace(t.ChatThreadName) ? "" : $" \"{t.ChatThreadName}\""));
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sb.AppendLine($"Members: {string.Join(", ", members.Select(m => ((dynamic)m!).username + " (#" + ((dynamic)m!).id + ")"))}");
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sb.AppendLine($"Exported {DateTime.UtcNow:u} by {admin!.Username}");
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sb.AppendLine(new string('-', 60));
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foreach (var m in (t.Messages ?? new()).OrderBy(x => x.ChatMessageId))
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{
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string who = m.SenderPlayerId == ChatDB.SystemSenderId ? "[system]" : ((dynamic?)Basic((ulong)m.SenderPlayerId))?.username ?? $"#{m.SenderPlayerId}";
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sb.AppendLine($"[{m.TimeSent:u}] {who}: {ResolveTags(PreviewText(m.Contents))}");
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}
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Console.WriteLine($"[admin] {admin.Username} ({admin.Id}) exported the transcript of thread {id}");
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return File(Encoding.UTF8.GetBytes(sb.ToString()), "text/plain", $"chat-thread-{id}.txt");
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}
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}
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}
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