feat: initial prototype

src/events/interactionCreate.ts

@@ -0,0 +1,43 @@
+/**
+ * @copyright nhcarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+import { about } from "../commands/about.js";
+import { add } from "../commands/add.js";
+import { dm } from "../commands/dm.js";
+import { list } from "../commands/list.js";
+import { remove } from "../commands/remove.js";
+import type { Command } from "../interfaces/command.js";
+import type { Liora } from "../interfaces/liora.js";
+import type { ChatInputCommandInteraction } from "discord.js";
+
+const handlers: { _default: Command } & Record<string, Command> = {
+  _default: async(_, interaction): Promise<void> => {
+    await interaction.reply({
+      content: `Unknown command: ${interaction.commandName}`,
+    });
+  },
+  about:  about,
+  add:    add,
+  dm:     dm,
+  list:   list,
+  remove: remove,
+};
+
+/**
+ * Processes a slash command.
+ * @param liora - Liora's Discord instance.
+ * @param interaction - The command interaction payload from Discord.
+ */
+const chatInputInteractionCreate = async(
+  liora: Liora,
+  interaction: ChatInputCommandInteraction<"cached">,
+): Promise<void> => {
+  const name = interaction.commandName;
+  // eslint-disable-next-line no-underscore-dangle -- We use _default as a fallback handler.
+  const handler = handlers[name] ?? handlers._default;
+  await handler(liora, interaction);
+};
+
+export { chatInputInteractionCreate };

src/events/messageCreate.ts

@@ -0,0 +1,115 @@
+/**
+ * @copyright nhcarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+import {
+  ActionRowBuilder,
+  ButtonBuilder,
+  ButtonStyle,
+  ContainerBuilder,
+  SeparatorBuilder,
+  SeparatorSpacingSize,
+  TextDisplayBuilder,
+  type Message,
+} from "discord.js";
+import { checkGuildEntitlement } from "../utils/checkEntitlement.js";
+import type { Liora } from "../interfaces/liora.js";
+
+/**
+ * Processes a slash command.
+ * @param liora - Liora's Discord instance.
+ * @param message - The message payload from Discord.
+ */
+// eslint-disable-next-line max-lines-per-function -- It's mostly components.
+const messageCreate = async(
+  liora: Liora,
+  message: Message<true>,
+): Promise<void> => {
+  const isEntitled = await checkGuildEntitlement(liora, message.guild);
+  if (!isEntitled) {
+    return;
+  }
+  const highlights = await liora.database.highlights.findMany({
+    where: {
+      serverId: message.guild.id,
+    },
+  });
+
+  if (highlights.length <= 0) {
+    return;
+  }
+
+  await Promise.all(
+    // eslint-disable-next-line max-lines-per-function -- It's mostly components.
+    highlights.map(async(record) => {
+      // No need to notify the user if they are the one who sent the message.
+      if (record.userId === message.author.id) {
+        return;
+      }
+      if (record.words.length <= 0) {
+        return;
+      }
+      const foundWords = record.words.filter((word) => {
+        return message.content.toLowerCase().includes(word.toLowerCase());
+      });
+      if (foundWords.length <= 0) {
+        return;
+      }
+      const dm = await message.client.users.fetch(record.userId).catch(() => {
+        return null;
+      });
+      if (!dm) {
+        return;
+      }
+      await dm.send({
+        components: [
+          new ContainerBuilder().
+            addTextDisplayComponents(
+              new TextDisplayBuilder().setContent(
+                "One of your highlights was mentioned in a message!",
+              ),
+            ).
+            addSeparatorComponents(
+              new SeparatorBuilder().
+                setSpacing(SeparatorSpacingSize.Small).
+                setDivider(true),
+            ).
+            addTextDisplayComponents(
+              new TextDisplayBuilder().setContent(
+                `The word(s) \`${foundWords.join(
+                  ", ",
+                )}\` were mentioned in the server \`${
+                  message.guild.name
+                }\` by <@${message.author.displayName}>.`,
+              ),
+            ).
+            addTextDisplayComponents(
+              new TextDisplayBuilder().setContent(
+                `You can view the message here: ${message.url}`,
+              ),
+            ),
+          new ActionRowBuilder<ButtonBuilder>().addComponents(
+            new ButtonBuilder().
+              setStyle(ButtonStyle.Link).
+              setLabel("Jump to Message").
+              setURL(message.url),
+            new ButtonBuilder().
+              setStyle(ButtonStyle.Link).
+              setLabel("Discord Server").
+              setURL("https://chat.nhcarrigan.com"),
+            new ButtonBuilder().
+              setStyle(ButtonStyle.Link).
+              setLabel("Forum").
+              setURL("https://forum.nhcarrigan.com"),
+          ),
+        ],
+      }).catch(() => {
+        // If we cannot send the DM, we do not want to throw an error.
+        return null;
+      });
+    }),
+  );
+};
+
+export { messageCreate };