111 lines
4.8 KiB
TypeScript
111 lines
4.8 KiB
TypeScript
import Command from "../../core/command";
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import {CommonLibrary} from "../../core/lib";
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import {Message, Channel, TextChannel} from "discord.js";
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import {queryClosestEmoteByName} from "./subcommands/emote-utils";
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export default new Command({
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description:
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"Reacts to the a previous message in your place. You have to react with the same emote before the bot removes that reaction.",
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usage: 'react <emotes...> (<distance / message ID / "Copy ID" / "Copy Message Link">)',
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async run($: CommonLibrary): Promise<any> {
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let target: Message | undefined;
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let distance = 1;
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if ($.args.length >= 2) {
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const last = $.args[$.args.length - 1]; // Because this is optional, do not .pop() unless you're sure it's a message link indicator.
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const URLPattern = /^(?:https:\/\/discord.com\/channels\/(\d{17,19})\/(\d{17,19})\/(\d{17,19}))$/;
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const copyIDPattern = /^(?:(\d{17,19})-(\d{17,19}))$/;
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// https://discord.com/channels/<Guild ID>/<Channel ID>/<Message ID> ("Copy Message Link" Button)
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if (URLPattern.test(last)) {
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const match = URLPattern.exec(last)!;
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const guildID = match[1];
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const channelID = match[2];
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const messageID = match[3];
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let guild = $.guild;
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let channel: Channel | undefined = $.channel;
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if (guild?.id !== guildID) {
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try {
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guild = await $.client.guilds.fetch(guildID);
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} catch {
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return $.channel.send(`\`${guildID}\` is an invalid guild ID!`);
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}
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}
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if (channel.id !== channelID) channel = guild.channels.cache.get(channelID);
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if (!channel) return $.channel.send(`\`${channelID}\` is an invalid channel ID!`);
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if ($.message.id !== messageID) {
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try {
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target = await (channel as TextChannel).messages.fetch(messageID);
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} catch {
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return $.channel.send(`\`${messageID}\` is an invalid message ID!`);
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}
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}
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$.args.pop();
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}
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// <Channel ID>-<Message ID> ("Copy ID" Button)
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else if (copyIDPattern.test(last)) {
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const match = copyIDPattern.exec(last)!;
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const channelID = match[1];
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const messageID = match[2];
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let channel: Channel | undefined = $.channel;
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if (channel.id !== channelID) channel = $.guild?.channels.cache.get(channelID);
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if (!channel) return $.channel.send(`\`${channelID}\` is an invalid channel ID!`);
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if ($.message.id !== messageID) {
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try {
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target = await (channel as TextChannel).messages.fetch(messageID);
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} catch {
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return $.channel.send(`\`${messageID}\` is an invalid message ID!`);
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}
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}
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$.args.pop();
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}
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// <Message ID>
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else if (/^\d{17,19}$/.test(last)) {
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try {
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target = await $.channel.messages.fetch(last);
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} catch {
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return $.channel.send(`No valid message found by the ID \`${last}\`!`);
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}
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$.args.pop();
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}
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// The entire string has to be a number for this to match. Prevents leaCheeseAmerican1 from triggering this.
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else if (/^\d+$/.test(last)) {
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distance = parseInt(last);
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if (distance >= 0 && distance <= 99) $.args.pop();
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else return $.channel.send("Your distance must be between 0 and 99!");
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}
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}
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if (!target) {
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// Messages are ordered from latest to earliest.
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// You also have to add 1 as well because fetchMessages includes your own message.
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target = (
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await $.message.channel.messages.fetch({
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limit: distance + 1
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})
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).last();
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}
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for (const search of $.args) {
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// Even though the bot will always grab *some* emote, the user can choose not to keep that emote there if it isn't what they want
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const emote = queryClosestEmoteByName(search);
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const reaction = await target!.react(emote);
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// This part is called with a promise because you don't want to wait 5 seconds between each reaction.
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setTimeout(() => {
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// This reason for this null assertion is that by the time you use this command, the client is going to be loaded.
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reaction.users.remove($.client.user!);
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}, 5000);
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}
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}
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});
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