feat: add button to acknowledge reminders

src/modules/processButton.ts

@@ -0,0 +1,47 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { logger } from "../utils/logger.js";
+import type {
+  ButtonInteraction,
+} from "discord.js";
+
+/**
+ * Handles a slash command. Only responds with the about information,
+ * because that's all we need.
+ * @param interaction - The interaction payload from Discord.
+ */
+
+/**
+ * Handles a button interaction. If the user is not the author of the reminder,
+ * they cannot acknowledge it.
+ * @param interaction - The interaction payload from Discord.
+ */
+export const processButton = async(
+  interaction: ButtonInteraction,
+): Promise<void> => {
+  try {
+    await interaction.deferReply();
+    const { customId, user, message } = interaction;
+    if (customId !== user.id) {
+      await interaction.reply({
+        content:   "You cannot acknowledge someone else's reminder.",
+        ephemeral: true,
+      });
+    }
+    await message.delete();
+    await interaction.editReply({
+      content: "Acknowledged!",
+    });
+  } catch (error) {
+    if (error instanceof Error) {
+      await logger.error("process interaction module", error);
+    }
+    await interaction.editReply({
+      content: "Oh dear, something went wrong.",
+    });
+  }
+};