PluralKit/PluralKit.Bot/Commands/Autoproxy.cs

204 lines
10 KiB
C#

using System;
using System.Threading.Tasks;
using DSharpPlus.Entities;
using Humanizer;
using NodaTime;
using PluralKit.Core;
namespace PluralKit.Bot
{
public class Autoproxy
{
private readonly IDatabase _db;
private readonly ModelRepository _repo;
public Autoproxy(IDatabase db, ModelRepository repo)
{
_db = db;
_repo = repo;
}
public async Task SetAutoproxyMode(Context ctx)
{
// no need to check account here, it's already done at CommandTree
ctx.CheckGuildContext();
if (ctx.Match("off", "stop", "cancel", "no", "disable", "remove"))
await AutoproxyOff(ctx);
else if (ctx.Match("latch", "last", "proxy", "stick", "sticky"))
await AutoproxyLatch(ctx);
else if (ctx.Match("front", "fronter", "switch"))
await AutoproxyFront(ctx);
else if (ctx.Match("member"))
throw new PKSyntaxError("Member-mode autoproxy must target a specific member. Use the `pk;autoproxy <member>` command, where `member` is the name or ID of a member in your system.");
else if (await ctx.MatchMember() is PKMember member)
await AutoproxyMember(ctx, member);
else if (!ctx.HasNext())
await ctx.Reply(embed: await CreateAutoproxyStatusEmbed(ctx));
else
throw new PKSyntaxError($"Invalid autoproxy mode {ctx.PopArgument().AsCode()}.");
}
private async Task AutoproxyOff(Context ctx)
{
if (ctx.MessageContext.AutoproxyMode == AutoproxyMode.Off)
await ctx.Reply($"{Emojis.Note} Autoproxy is already off in this server.");
else
{
await UpdateAutoproxy(ctx, AutoproxyMode.Off, null);
await ctx.Reply($"{Emojis.Success} Autoproxy turned off in this server.");
}
}
private async Task AutoproxyLatch(Context ctx)
{
if (ctx.MessageContext.AutoproxyMode == AutoproxyMode.Latch)
await ctx.Reply($"{Emojis.Note} Autoproxy is already set to latch mode in this server. If you want to disable autoproxying, use `pk;autoproxy off`.");
else
{
await UpdateAutoproxy(ctx, AutoproxyMode.Latch, null);
await ctx.Reply($"{Emojis.Success} Autoproxy set to latch mode in this server. Messages will now be autoproxied using the *last-proxied member* in this server.");
}
}
private async Task AutoproxyFront(Context ctx)
{
if (ctx.MessageContext.AutoproxyMode == AutoproxyMode.Front)
await ctx.Reply($"{Emojis.Note} Autoproxy is already set to front mode in this server. If you want to disable autoproxying, use `pk;autoproxy off`.");
else
{
await UpdateAutoproxy(ctx, AutoproxyMode.Front, null);
await ctx.Reply($"{Emojis.Success} Autoproxy set to front mode in this server. Messages will now be autoproxied using the *current first fronter*, if any.");
}
}
private async Task AutoproxyMember(Context ctx, PKMember member)
{
ctx.CheckOwnMember(member);
await UpdateAutoproxy(ctx, AutoproxyMode.Member, member.Id);
await ctx.Reply($"{Emojis.Success} Autoproxy set to **{member.NameFor(ctx)}** in this server.");
}
private async Task<DiscordEmbed> CreateAutoproxyStatusEmbed(Context ctx)
{
var commandList = "**pk;autoproxy latch** - Autoproxies as last-proxied member\n**pk;autoproxy front** - Autoproxies as current (first) fronter\n**pk;autoproxy <member>** - Autoproxies as a specific member";
var eb = new DiscordEmbedBuilder().WithTitle($"Current autoproxy status (for {ctx.Guild.Name.EscapeMarkdown()})");
var fronters = ctx.MessageContext.LastSwitchMembers;
var relevantMember = ctx.MessageContext.AutoproxyMode switch
{
AutoproxyMode.Front => fronters.Length > 0 ? await _db.Execute(c => _repo.GetMember(c, fronters[0])) : null,
AutoproxyMode.Member => await _db.Execute(c => _repo.GetMember(c, ctx.MessageContext.AutoproxyMember.Value)),
_ => null
};
switch (ctx.MessageContext.AutoproxyMode) {
case AutoproxyMode.Off: eb.WithDescription($"Autoproxy is currently **off** in this server. To enable it, use one of the following commands:\n{commandList}");
break;
case AutoproxyMode.Front:
{
if (fronters.Length == 0)
eb.WithDescription("Autoproxy is currently set to **front mode** in this server, but there are currently no fronters registered. Use the `pk;switch` command to log a switch.");
else
{
if (relevantMember == null)
throw new ArgumentException("Attempted to print member autoproxy status, but the linked member ID wasn't found in the database. Should be handled appropriately.");
eb.WithDescription($"Autoproxy is currently set to **front mode** in this server. The current (first) fronter is **{relevantMember.NameFor(ctx).EscapeMarkdown()}** (`{relevantMember.Hid}`). To disable, type `pk;autoproxy off`.");
}
break;
}
// AutoproxyMember is never null if Mode is Member, this is just to make the compiler shut up
case AutoproxyMode.Member when relevantMember != null: {
eb.WithDescription($"Autoproxy is active for member **{relevantMember.NameFor(ctx)}** (`{relevantMember.Hid}`) in this server. To disable, type `pk;autoproxy off`.");
break;
}
case AutoproxyMode.Latch:
eb.WithDescription("Autoproxy is currently set to **latch mode**, meaning the *last-proxied member* will be autoproxied. To disable, type `pk;autoproxy off`.");
break;
default: throw new ArgumentOutOfRangeException();
}
if (!ctx.MessageContext.AllowAutoproxy)
eb.AddField("\u200b", $"{Emojis.Note} Autoproxy is currently **disabled** for your account (<@{ctx.Author.Id}>). To enable it, use `pk;autoproxy account enable`.");
return eb.Build();
}
public async Task AutoproxyTimeout(Context ctx)
{
if (!ctx.HasNext())
{
var timeout = ctx.System.LatchTimeout.HasValue
? Duration.FromSeconds(ctx.System.LatchTimeout.Value)
: (Duration?) null;
if (timeout == null)
await ctx.Reply($"You do not have a custom autoproxy timeout duration set. The default latch timeout duration is {ProxyMatcher.DefaultLatchExpiryTime.ToTimeSpan().Humanize()}.");
else if (timeout == Duration.Zero)
await ctx.Reply("Latch timeout is currently **disabled** for your system. Latch mode autoproxy will never time out.");
else
await ctx.Reply($"The current latch timeout duration for your system is {timeout.Value.ToTimeSpan().Humanize()}.");
return;
}
// todo: somehow parse a more human-friendly date format
int newTimeoutHours;
if (ctx.Match("off", "stop", "cancel", "no", "disable", "remove")) newTimeoutHours = 0;
else if (ctx.Match("reset", "default")) newTimeoutHours = -1;
else if (!int.TryParse(ctx.RemainderOrNull(), out newTimeoutHours)) throw new PKError("Duration must be a number of hours.");
var newTimeout = newTimeoutHours > -1 ? Duration.FromHours(newTimeoutHours) : (Duration?) null;
await _db.Execute(conn => _repo.UpdateSystem(conn, ctx.System.Id,
new SystemPatch { LatchTimeout = (int?) newTimeout?.TotalSeconds }));
if (newTimeoutHours == -1)
await ctx.Reply($"{Emojis.Success} Latch timeout reset to default ({ProxyMatcher.DefaultLatchExpiryTime.ToTimeSpan().Humanize()}).");
else if (newTimeoutHours == 0)
await ctx.Reply($"{Emojis.Success} Latch timeout disabled. Latch mode autoproxy will never time out.");
else
await ctx.Reply($"{Emojis.Success} Latch timeout set to {newTimeout.Value!.ToTimeSpan().Humanize()} hours.");
}
public async Task AutoproxyAccount(Context ctx)
{
// todo: this might be useful elsewhere, consider moving it to ctx.MatchToggle
if (ctx.Match("enable", "on"))
await AutoproxyEnableDisable(ctx, true);
else if (ctx.Match("disable", "off"))
await AutoproxyEnableDisable(ctx, false);
else if (ctx.HasNext())
throw new PKSyntaxError("You must pass either \"on\" or \"off\".");
else
{
var statusString = ctx.MessageContext.AllowAutoproxy ? "enabled" : "disabled";
await ctx.Reply($"Autoproxy is currently **{statusString}** for account <@{ctx.Author.Id}>.", mentions: new IMention[]{});
}
}
private async Task AutoproxyEnableDisable(Context ctx, bool allow)
{
var statusString = allow ? "enabled" : "disabled";
if (ctx.MessageContext.AllowAutoproxy == allow)
{
await ctx.Reply($"{Emojis.Note} Autoproxy is already {statusString} for account <@{ctx.Author.Id}>.", mentions: new IMention[]{});
return;
}
var patch = new AccountPatch { AllowAutoproxy = allow };
await _db.Execute(conn => _repo.UpdateAccount(conn, ctx.Author.Id, patch));
await ctx.Reply($"{Emojis.Success} Autoproxy {statusString} for account <@{ctx.Author.Id}>.", mentions: new IMention[]{});
}
private Task UpdateAutoproxy(Context ctx, AutoproxyMode autoproxyMode, MemberId? autoproxyMember)
{
var patch = new SystemGuildPatch {AutoproxyMode = autoproxyMode, AutoproxyMember = autoproxyMember};
return _db.Execute(conn => _repo.UpsertSystemGuild(conn, ctx.System.Id, ctx.Guild.Id, patch));
}
}
}