update forum channel type (#2423)

* update forum channel type

* add forum stuff to editChannel

* plugins/permissions: createChannel

* Prefix ForumTag, DefaultReactionEmoji with Discord

plugins/permissions/src/channels/createChannel.ts

@@ -0,0 +1,54 @@
+import { BotWithCache, ChannelTypes, PermissionStrings } from "../../deps.ts";
+import { requireBotGuildPermissions } from "../permissions.ts";
+
+export default function createChannel(bot: BotWithCache) {
+  const createChannelOld = bot.helpers.createChannel;
+
+  bot.helpers.createChannel = async function (guildId, options, reason) {
+    const guild = bot.guilds.get(guildId);
+
+    if (guild) {
+      if (options?.rateLimitPerUser && !(0 < options.rateLimitPerUser && options.rateLimitPerUser < 21600)) {
+        throw new Error("Amount of seconds a user has to wait before sending another message must be between 0-21600");
+      }
+
+      if (options?.name && !bot.utils.validateLength(options.name, { min: 1, max: 100 })) {
+        throw new Error("The channel name must be between 1-100 characters.");
+      }
+
+      const requiredPerms: PermissionStrings[] = [];
+
+      requiredPerms.push("MANAGE_CHANNELS");
+
+      if (options?.permissionOverwrites) requiredPerms.push("MANAGE_ROLES");
+
+      if (options?.type === ChannelTypes.GuildNews && !guild.toggles.has("news")) {
+        throw new Error("The NEWS feature is missing in this guild to be able to modify the channel type.");
+      }
+
+      if (
+        options?.topic && !bot.utils.validateLength(options.topic, {
+          min: 1,
+          max: options.type === ChannelTypes.GuildForum ? 4096 : 1024,
+        })
+      ) {
+        throw new Error("The topic length must be between 1 and 1024 (4096 if forum)");
+      }
+
+      if (options?.userLimit && options.userLimit > 99) {
+        throw new Error("The user limit must be less than 99.");
+      }
+
+      if (options?.parentId) {
+        const category = bot.channels.get(options.parentId);
+        if (category && category.type !== ChannelTypes.GuildCategory) {
+          throw new Error("The parent id must be for a category channel type.");
+        }
+      }
+
+      requireBotGuildPermissions(bot, guild, requiredPerms);
+    }
+
+    return await createChannelOld(guildId, options, reason);
+  };
+}

plugins/permissions/src/channels/mod.ts

@@ -1,16 +1,18 @@
 import { BotWithCache } from "../../deps.ts";
-import setupThreadPermChecks from "./threads/mod.ts";
-import setupForumPermChecks from "./forums/mod.ts";
-import setupStagePermChecks from "./stage.ts";
+import createChannel from "./createChannel.ts";
 import deleteChannel from "./deleteChannel.ts";
 import deleteChannelOverwrite from "./deleteChannelOverwrite.ts";
 import editChannel from "./editChannel.ts";
 import editChannelOverwrite from "./editChannelOverwrite.ts";
 import followChannel from "./followChannel.ts";
+import setupForumPermChecks from "./forums/mod.ts";
 import getChannelWebhooks from "./getChannelWebhooks.ts";
+import setupStagePermChecks from "./stage.ts";
 import swapChannels from "./swapChannels.ts";
+import setupThreadPermChecks from "./threads/mod.ts";
 
 export default function setupChannelPermChecks(bot: BotWithCache) {
+  createChannel(bot);
   setupThreadPermChecks(bot);
   setupForumPermChecks(bot);
   setupStagePermChecks(bot);