This repository has been archived on 2023-06-01. You can view files and clone it, but cannot push or open issues or pull requests.
discord-bot-shtik/ProtocolInterfaces/DiscordInterface/DiscordInterface.cs

344 lines
13 KiB
C#

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