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using System.Text;
using ArcaneLibs.Extensions;
using LibMatrix.EventTypes.Spec;
using LibMatrix.EventTypes.Spec.State;
using LibMatrix.Helpers;
using LibMatrix.Homeservers;
using LibMatrix.RoomTypes;
using LibMatrix.Services;
using LibMatrix.Utilities.Bot;
using LibMatrix.Utilities.Bot.Interfaces;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using PluralContactBotPoC.Bot.AccountData;
using PluralContactBotPoC.Bot.StateEventTypes;
namespace PluralContactBotPoC.Bot;
public class PluralContactBot(AuthenticatedHomeserverGeneric hs, ILogger<PluralContactBot> logger, LibMatrixBotConfiguration botConfiguration,
PluralContactBotConfiguration configuration,
HomeserverResolverService hsResolver) : IHostedService {
private readonly IEnumerable<ICommand> _commands;
private Task _listenerTask;
private GenericRoom? _logRoom;
/// <summary>Triggered when the application host is ready to start the service.</summary>
/// <param name="cancellationToken">Indicates that the start process has been aborted.</param>
public async Task StartAsync(CancellationToken cancellationToken) {
_listenerTask = Run(cancellationToken);
logger.LogInformation("Bot started!");
}
private async Task Run(CancellationToken cancellationToken) {
Directory.GetFiles("bot_data/cache").ToList().ForEach(File.Delete);
BotData botData;
_logRoom = hs.GetRoom(botConfiguration.LogRoom);
hs.SyncHelper.InviteReceivedHandlers.Add(async Task (args) => {
var inviteEvent =
args.Value.InviteState.Events.FirstOrDefault(x =>
x.Type == "m.room.member" && x.StateKey == hs.WhoAmI.UserId);
logger.LogInformation("Got invite to {} by {} with reason: {}", args.Key, inviteEvent.Sender, (inviteEvent.TypedContent as RoomMemberEventContent).Reason);
try {
var accountData = await hs.GetAccountData<SystemData>($"gay.rory.plural_contact_bot.system_data#{inviteEvent.StateKey}");
if (accountData.Members.Contains(inviteEvent.Sender)) {
await (hs.GetRoom(args.Key)).JoinAsync(reason: "I was invited by a system member!");
await _logRoom.SendMessageEventAsync(
MessageFormatter.FormatSuccess(
$"I was invited by a system member ({MessageFormatter.HtmlFormatMention(inviteEvent.Sender)}) to {MessageFormatter.HtmlFormatMention(args.Key)}"));
return;
}
}
catch (Exception e) {
await _logRoom.SendMessageEventAsync(
MessageFormatter.FormatException(
$"Exception handling event {inviteEvent.EventId} by {inviteEvent.Sender} in {MessageFormatter.HtmlFormatMention(inviteEvent.RoomId)}", e));
}
if (inviteEvent.Sender.EndsWith(":rory.gay") || inviteEvent.Sender.EndsWith(":conduit.rory.gay")) {
try {
var senderProfile = await hs.GetProfileAsync(inviteEvent.Sender);
await (hs.GetRoom(args.Key)).JoinAsync(reason: $"I was invited by {senderProfile.DisplayName ?? inviteEvent.Sender}!");
}
catch (Exception e) {
logger.LogError("{}", e.ToString());
await (hs.GetRoom(args.Key)).LeaveAsync(reason: "I was unable to join the room: " + e);
}
}
});
hs.SyncHelper.TimelineEventHandlers.Add(async @event => {
var room = hs.GetRoom(@event.RoomId);
try {
logger.LogInformation(
"Got timeline event in {}: {}", @event.RoomId, @event.ToJson(indent: true, ignoreNull: true));
if (@event is { Type: "m.room.message", TypedContent: RoomMessageEventContent message }) { }
}
catch (Exception e) {
logger.LogError("{}", e.ToString());
await _logRoom.SendMessageEventAsync(
MessageFormatter.FormatException($"Exception handling event {@event.EventId} by {@event.Sender} in {MessageFormatter.HtmlFormatMention(room.RoomId)}", e));
await using var stream = new MemoryStream(Encoding.UTF8.GetBytes(e.ToString()));
await _logRoom.SendFileAsync("m.file", "error.log.cs", stream);
}
});
}
/// <summary>Triggered when the application host is performing a graceful shutdown.</summary>
/// <param name="cancellationToken">Indicates that the shutdown process should no longer be graceful.</param>
public async Task StopAsync(CancellationToken cancellationToken) {
logger.LogInformation("Shutting down bot!");
}
}
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