scheduled-messages.ts

import type * as discord from "discord.js";
import { guildId as defaultGuildId } from "../helpers/env.js";
import { CHANNELS } from "../constants/channels.js";
import { logger } from "./log.js";
import {
  FREQUENCY,
  scheduleTask,
  SPECIFIED_TIMES,
} from "../helpers/schedule.js";
import { ChannelType } from "discord.js";

type MessageConfig = {
  postTo: {
    guildId?: discord.Snowflake;
    interval: number | SPECIFIED_TIMES;
    channelId: discord.Snowflake;
  }[];
  message:
    | discord.MessageCreateOptions
    | ((channel: discord.TextBasedChannel) => void);
};
const MESSAGE_SCHEDULE: MessageConfig[] = [
  /*  Example:
  {
    // Find Discord channel IDs: https://support.discord.com/hc/en-us/articles/206346498-Where-can-I-find-my-User-Server-Message-ID-
    postTo: [
      {
        id: defaultGuildId, // Reactiflux's server ID, optional
        interval: FREQUENCY.weekly, // Frequency the bot should post by
        channelIds: [ CHANNELS.helpReact ]  // Add channel IDs to constants first!
      }
    ],
    message: {
      content: "A message to post, any type of message discord.js understands"
    }
  }
  */
  {
    postTo: [{ interval: FREQUENCY.weekly, channelId: CHANNELS.jobBoard }],
    message: async (channel) => {
      if (channel.type !== ChannelType.GuildText) {
        return;
      }
      const msg = await channel.send({
        content: `Messages must start with [FORHIRE]/[HIRING]. Check the channel description for a full list of tags and rules!

* Posts should be reasonably descriptive.
* Jobs are paid — unpaid, equity-only, or similar are not allowed.
* We don't allow "small gigs," like pay-for-help or one-off work of only a few hours.

Moderators may remove posts at any time, with or without warning. Repeat violators of these rules will be removed from the server permanently, with or without warning. We have more information on our Promotion Guidelines: https://www.reactiflux.com/promotion#job-board. If you believe you have been removed in error, you can dispute at \`hello@reactiflux.com\`.

`,
        embeds: [
          {
            description: `📋 Quick poll ⤵ React if you've…

💼 gotten work by applying to a [hiring] post
👨‍💻 gotten work by posting [forhire]
🤷‍♀️ never gotten work from this channel, but post [forhire]
😔 never gotten work after applying to [hiring] posts`,
          },
        ],
      });
      await Promise.all([
        msg.react("💼"),
        msg.react("👨‍💻"),
        msg.react("🤷‍♀️"),
        msg.react("😔"),
      ]);
    },
  },
  {
    postTo: [{ interval: FREQUENCY.weekly, channelId: CHANNELS.random }],
    message: {
      content: `Have you read our [Code of Conduct](<https://reactiflux.com/conduct>)?

Let us know if anything crosses a line: give it a 👎, or if you'd prefer to remain anonymous, let mods know from the message context menu (right click > Apps > report message) or with the form at <https://reactiflux.com/contact>`,
    },
  },
];

export const messages: MessageConfig[] = [];

export const scheduleMessages = (bot: discord.Client) => {
  bot.on("ready", () => {
    MESSAGE_SCHEDULE.forEach((messageConfig) =>
      sendMessage(bot, messageConfig),
    );
  });
};

const sendMessage = async (
  bot: discord.Client,
  messageConfig: MessageConfig,
) => {
  const { message, postTo } = messageConfig;
  postTo.forEach(async ({ guildId = defaultGuildId, channelId, interval }) => {
    const channel = await bot.channels.fetch(channelId);

    if (channel === null) {
      logger.log(
        "scheduled",
        `Failed to send a scheduled message: channel ${channelId} does not exist in guild ${guildId}.`,
      );
      return;
    }
    if (channel.type !== ChannelType.GuildText) {
      logger.log(
        "scheduled",
        `Failed to send a scheduled message: channel ${channelId} in guild ${guildId} is not a text channel.`,
      );
      return;
    }

    scheduleTask("scheduled message", interval, () => {
      if (typeof message === "function") {
        message(channel);
        return;
      }
      channel.send({
        ...message,
        allowedMentions: { users: [], roles: [] },
      });
    });
  });
};