feat: channelType Plugin (#29)

* feat: channelType Plugin

* fix: Forgot to format with prettier

* fix: fixed requested changes

regarding optional onFail: I wasn't sure if it would throw an error due to the plugin attempting to send a empty message so I put it in a check.

* fix: fix

* chore: fix jsdoc

* feat: Ability to have multiple channel types

* fix: fix

* feat: Role Only

* Delete roleOnly.ts

* fix: fixed changes

* fix: uses typeof to specify the type

* fix: fix

Co-authored-by: Evo <85353424+EvolutionX-10@users.noreply.github.com>

TypeScript/channelType.ts

@@ -0,0 +1,44 @@
+/**
+ * This plugin checks if a channel is the specified type
+ *
+ * @author @NeoYaBoi [<@762918086349029386>]
+ * @version 1.0.0
+ * @example
+ * ```ts
+ * import { channelType } from "../plugins/channelType";
+ * import { ChannelType } from "discord.js"
+ * import { commandModule } from "@sern/handler";
+ * export default commandModule({
+ *  plugins: [ channelType([ChannelType.GuildText], 'This cannot be used here') ],
+ *  execute: (ctx) => {
+ * 		//your code here
+ *  }
+ * })
+ * ```
+ */
+import { ChannelType } from "discord.js";
+import { CommandType, EventPlugin, PluginType } from "@sern/handler";
+export function channelType(
+  channelType: ChannelType[],
+  onFail?: string
+): EventPlugin<CommandType.Both> {
+  return {
+    type: PluginType.Event,
+    description: "Checks the channel type.",
+    async execute(event, controller) {
+      const [ctx] = event;
+      let channel = ctx.channel?.type;
+      //for some reason the dm channel type was returning undefined at some points
+      if (channel === undefined) {
+        channel = ChannelType.DM;
+      }
+      if (channelType.includes(channel)) {
+        return controller.next();
+      }
+      if (onFail) {
+        await ctx.reply(onFail);
+      }
+      return controller.stop();
+    },
+  };
+}