forked from adam/discord-bot-shtik
345 lines
13 KiB
C#
345 lines
13 KiB
C#
//https://discord.com/oauth2/authorize?client_id=913003037348491264&permissions=274877942784&scope=bot%20messages.read
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using Discord;
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using Discord.WebSocket;
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using vassago.Models;
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using vassago.Behavior;
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using Discord.Rest;
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using Microsoft.EntityFrameworkCore;
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using System.Threading;
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using System.Reactive.Linq;
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namespace vassago.DiscordInterface;
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public class DiscordInterface
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{
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internal const string PROTOCOL = "discord";
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internal DiscordSocketClient client;
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private bool eventsSignedUp = false;
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private ChattingContext _db;
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private static SemaphoreSlim discordChannelSetup = new SemaphoreSlim(1, 1);
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private Channel protocolAsChannel;
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public DiscordInterface()
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{
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_db = new ChattingContext();
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}
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public async Task Init(string token)
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{
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await SetupDiscordChannel();
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client = new DiscordSocketClient(new DiscordSocketConfig() { GatewayIntents = GatewayIntents.All });
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client.Log += (msg) =>
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{
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Console.WriteLine(msg.ToString());
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return Task.CompletedTask;
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};
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client.Connected += SelfConnected;
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client.Ready += ClientReady;
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await client.LoginAsync(TokenType.Bot, token);
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await client.StartAsync();
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}
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private async Task SetupDiscordChannel()
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{
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await discordChannelSetup.WaitAsync();
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try
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{
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protocolAsChannel = _db.Channels.FirstOrDefault(c => c.ParentChannel == null && c.Protocol == PROTOCOL);
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if (protocolAsChannel == null)
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{
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protocolAsChannel = new Channel()
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{
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DisplayName = "discord (itself)",
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MeannessFilterLevel = Enumerations.MeannessFilterLevel.Strict,
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LewdnessFilterLevel = Enumerations.LewdnessFilterLevel.Moderate,
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MaxTextChars = 2000,
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MaxAttachmentBytes = 25 * 1024 * 1024, //allegedly it's 25, but I worry it's not actually.
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LinksAllowed = true,
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ReactionsPossible = true,
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ExternalId = null,
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Protocol = PROTOCOL,
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SubChannels = new List<Channel>()
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};
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protocolAsChannel.SendMessage = (t) => { throw new InvalidOperationException($"discord itself cannot accept text"); };
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protocolAsChannel.SendFile = (f, t) => { throw new InvalidOperationException($"discord itself cannot send file"); };
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_db.Channels.Add(protocolAsChannel);
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_db.SaveChanges();
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}
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}
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finally
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{
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discordChannelSetup.Release();
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}
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}
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private async Task ClientReady()
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{
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if (!eventsSignedUp)
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{
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eventsSignedUp = true;
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Console.WriteLine($"Bot is connected ({client.CurrentUser.Username}; {client.CurrentUser.Mention})! going to sign up for message received and user joined in client ready");
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client.MessageReceived += MessageReceived;
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// _client.MessageUpdated +=
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//client.UserJoined += UserJoined;
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client.SlashCommandExecuted += SlashCommandHandler;
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//client.ChannelCreated +=
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// _client.ChannelDestroyed +=
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// _client.ChannelUpdated +=
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// _client.GuildMemberUpdated +=
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// _client.UserBanned +=
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// _client.UserLeft +=
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// _client.ThreadCreated +=
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// _client.ThreadUpdated +=
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// _client.ThreadDeleted +=
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// _client.JoinedGuild +=
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// _client.GuildUpdated +=
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// _client.LeftGuild +=
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await SlashCommandsHelper.Register(client);
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}
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else
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{
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Console.WriteLine("bot appears to be RE connected, so I'm not going to sign up twice");
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}
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}
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private async Task SelfConnected()
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{
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var selfAccount = UpsertAccount(client.CurrentUser, protocolAsChannel);
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selfAccount.DisplayName = client.CurrentUser.Username;
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await _db.SaveChangesAsync();
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Behaver.Instance.MarkSelf(selfAccount);
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}
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private async Task MessageReceived(SocketMessage messageParam)
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{
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var suMessage = messageParam as SocketUserMessage;
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if (suMessage == null)
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{
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Console.WriteLine($"{messageParam.Content}, but not a user message");
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return;
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}
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Console.WriteLine($"#{suMessage.Channel}[{DateTime.Now}][{suMessage.Author.Username} [id={suMessage.Author.Id}]][msg id: {suMessage.Id}] {suMessage.Content}");
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var m = UpsertMessage(suMessage);
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if (suMessage.MentionedUsers?.FirstOrDefault(muid => muid.Id == client.CurrentUser.Id) != null)
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{
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var mentionOfMe = "<@" + client.CurrentUser.Id + ">";
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m.MentionsMe = true;
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}
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if (await Behaver.Instance.ActOn(m))
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{
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m.ActedOn = true;
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}
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_db.SaveChanges();
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}
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private void UserJoined(SocketGuildUser arg)
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{
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var guild = UpsertChannel(arg.Guild);
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var defaultChannel = UpsertChannel(arg.Guild.DefaultChannel);
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defaultChannel.ParentChannel = guild;
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var u = UpsertAccount(arg, guild);
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u.DisplayName = arg.DisplayName;
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}
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private async Task ButtonHandler(SocketMessageComponent component)
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{
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switch (component.Data.CustomId)
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{
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case "custom-id":
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await component.RespondAsync($"{component.User.Mention}, it's been here the whole time!");
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break;
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}
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}
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internal static async Task SlashCommandHandler(SocketSlashCommand command)
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{
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switch (command.CommandName)
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{
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case "freedomunits":
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try
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{
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var amt = Convert.ToDecimal((double)(command.Data.Options.First(o => o.Name == "amount").Value));
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var src = (string)command.Data.Options.First(o => o.Name == "src-unit").Value;
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var dest = (string)command.Data.Options.First(o => o.Name == "dest-unit").Value;
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var conversionResult = Conversion.Converter.Convert(amt, src, dest);
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await command.RespondAsync($"> {amt} {src} -> {dest}\n{conversionResult}");
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}
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catch (Exception e)
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{
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await command.RespondAsync($"error: {e.Message}. aaadam!");
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}
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break;
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default:
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await command.RespondAsync($"\\*smiles and nods*\n");
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await command.Channel.SendFileAsync($"assets/loud sweating.gif");
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Console.Error.WriteLine($"can't understand command name: {command.CommandName}");
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break;
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}
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}
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internal vassago.Models.Attachment UpsertAttachment(IAttachment dAttachment)
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{
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var a = _db.Attachments.FirstOrDefault(ai => ai.ExternalId == dAttachment.Id);
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if (a == null)
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{
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a = new vassago.Models.Attachment();
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_db.Attachments.Add(a);
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}
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a.ContentType = dAttachment.ContentType;
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a.Description = dAttachment.Description;
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a.Filename = dAttachment.Filename;
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a.Size = dAttachment.Size;
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a.Source = new Uri(dAttachment.Url);
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return a;
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}
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internal Message UpsertMessage(IUserMessage dMessage)
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{
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var m = _db.Messages.FirstOrDefault(mi => mi.ExternalId == dMessage.Id.ToString() && mi.Protocol == PROTOCOL);
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if (m == null)
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{
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m = new Message();
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m.Protocol = PROTOCOL;
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_db.Messages.Add(m);
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}
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m.Attachments = m.Attachments ?? new List<vassago.Models.Attachment>();
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if (dMessage.Attachments?.Any() == true)
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{
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m.Attachments = new List<vassago.Models.Attachment>();
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foreach (var da in dMessage.Attachments)
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{
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m.Attachments.Add(UpsertAttachment(da));
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}
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}
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m.Content = dMessage.Content;
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m.ExternalId = dMessage.Id.ToString();
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m.Timestamp = dMessage.EditedTimestamp ?? dMessage.CreatedAt;
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m.Channel = UpsertChannel(dMessage.Channel);
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m.Author = UpsertAccount(dMessage.Author, m.Channel);
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if(dMessage.Channel is IGuildChannel)
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{
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m.Author.DisplayName = (dMessage.Author as IGuildUser).DisplayName;//discord forgot how display names work.
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}
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m.MentionsMe = (dMessage.Author.Id != client.CurrentUser.Id
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&& (dMessage.MentionedUserIds?.FirstOrDefault(muid => muid == client.CurrentUser.Id) > 0));
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m.Reply = (t) => { return dMessage.ReplyAsync(t); };
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m.React = (e) => { return attemptReact(dMessage, e); };
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return m;
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}
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internal Channel UpsertChannel(IMessageChannel channel)
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{
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Channel c = _db.Channels.FirstOrDefault(ci => ci.ExternalId == channel.Id.ToString() && ci.Protocol == PROTOCOL);
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if (c == null)
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{
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c = new Channel();
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_db.Channels.Add(c);
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}
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c.DisplayName = channel.Name;
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c.ExternalId = channel.Id.ToString();
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c.ChannelType = (channel is IPrivateChannel) ? vassago.Models.Enumerations.ChannelType.DM : vassago.Models.Enumerations.ChannelType.Normal;
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c.Messages = c.Messages ?? new List<Message>();
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c.Protocol = PROTOCOL;
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if (channel is IGuildChannel)
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{
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c.ParentChannel = UpsertChannel((channel as IGuildChannel).Guild);
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c.ParentChannel.SubChannels.Add(c);
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}
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else if (channel is IPrivateChannel)
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{
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c.ParentChannel = protocolAsChannel;
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}
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else
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{
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c.ParentChannel = protocolAsChannel;
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Console.Error.WriteLine($"trying to upsert channel {channel.Id}/{channel.Name}, but it's neither guildchannel nor private channel. shrug.jpg");
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}
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c.SubChannels = c.SubChannels ?? new List<Channel>();
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c.SendMessage = (t) => { return channel.SendMessageAsync(t); };
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c.SendFile = (f, t) => { return channel.SendFileAsync(f, t); };
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switch(c.ChannelType)
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{
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case vassago.Models.Enumerations.ChannelType.DM:
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c.DisplayName = "DM: " + (channel as IPrivateChannel).Recipients?.FirstOrDefault(u => u.Id != client.CurrentUser.Id).Username;
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break;
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}
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return c;
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}
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internal Channel UpsertChannel(IGuild channel)
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{
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Channel c = _db.Channels.FirstOrDefault(ci => ci.ExternalId == channel.Id.ToString() && ci.Protocol == PROTOCOL);
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if (c == null)
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{
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c = new Channel();
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_db.Channels.Add(c);
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}
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c.DisplayName = channel.Name;
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c.ExternalId = channel.Id.ToString();
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c.ChannelType = vassago.Models.Enumerations.ChannelType.Normal;
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c.Messages = c.Messages ?? new List<Message>();
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c.Protocol = protocolAsChannel.Protocol;
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c.ParentChannel = protocolAsChannel;
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c.SubChannels = c.SubChannels ?? new List<Channel>();
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c.MaxAttachmentBytes = channel.MaxUploadLimit;
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c.SendMessage = (t) => { throw new InvalidOperationException($"channel {channel.Name} is guild; cannot accept text"); };
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c.SendFile = (f, t) => { throw new InvalidOperationException($"channel {channel.Name} is guild; send file"); };
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return c;
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}
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internal Account UpsertAccount(IUser user, Channel inChannel)
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{
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var acc = _db.Accounts.FirstOrDefault(ui => ui.ExternalId == user.Id.ToString() && ui.SeenInChannel.Id == inChannel.Id);
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if (acc == null)
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{
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acc = new Account();
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_db.Accounts.Add(acc);
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}
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acc.Username = user.Username;
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acc.ExternalId = user.Id.ToString();
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acc.IsBot = user.IsBot || user.IsWebhook;
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acc.Protocol = PROTOCOL;
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acc.SeenInChannel = inChannel;
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acc.IsUser = _db.Users.FirstOrDefault(u => u.Accounts.Any(a => a.ExternalId == acc.ExternalId && a.Protocol == acc.Protocol));
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if(acc.IsUser == null)
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{
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acc.IsUser = new User() { Accounts = new List<Account>() { acc } };
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_db.Users.Add(acc.IsUser);
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}
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return acc;
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}
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private Task attemptReact(IUserMessage msg, string e)
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{
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var c = _db.Channels.FirstOrDefault(c => c.ExternalId == msg.Channel.Id.ToString());
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//var preferredEmote = c.EmoteOverrides?[e] ?? e; //TODO: emote overrides
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var preferredEmote = e;
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if (Emoji.TryParse(preferredEmote, out Emoji emoji))
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{
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return msg.AddReactionAsync(emoji);
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}
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if (!Emote.TryParse(preferredEmote, out Emote emote))
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{
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if (preferredEmote == e)
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Console.Error.WriteLine($"never heard of emote {e}");
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return Task.CompletedTask;
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}
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return msg.AddReactionAsync(emote);
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}
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} |