Add dropdown to /inventory command for quick navigation (#365)

- Add ability to handle dropdown menus with the bot
- Add a dropdown to the inventoryhelper
- Add handler for the dropdown to navigate to that page

#344

Reviewed-on: #365
Reviewed-by: VylpesTester <tester@vylpes.com>
Co-authored-by: Ethan Lane <ethan@vylpes.com>
Co-committed-by: Ethan Lane <ethan@vylpes.com>

src/stringDropdowns/Inventory.ts

@@ -0,0 +1,43 @@
+import {StringSelectMenuInteraction} from "discord.js";
+import {StringDropdownEvent} from "../type/stringDropdownEvent";
+import AppLogger from "../client/appLogger";
+import InventoryHelper from "../helpers/InventoryHelper";
+
+export default class Inventory extends StringDropdownEvent {
+    public override async execute(interaction: StringSelectMenuInteraction) {
+        if (!interaction.guild) return;
+
+        const userid = interaction.values[0].split(" ")[0];
+        const page = interaction.values[0].split(" ")[1];
+
+        AppLogger.LogDebug("StringDropdown/Inventory", `Parameters: userid=${userid}, page=${page}`);
+
+        await interaction.deferUpdate();
+
+        const member = interaction.guild.members.cache.find(x => x.id == userid) || await interaction.guild.members.fetch(userid);
+
+        if (!member) {
+            await interaction.reply("Unable to find user.");
+            return;
+        }
+
+        try {
+            const embed = await InventoryHelper.GenerateInventoryPage(member.user.username, member.user.id, Number(page));
+
+            if (!embed) {
+                await interaction.followUp("No page for user found.");
+                return;
+            }
+
+            await interaction.editReply({
+                files: [ embed.image ],
+                embeds: [ embed.embed ],
+                components: [ embed.row1, embed.row2 ],
+            });
+        } catch (e) {
+            AppLogger.LogError("StringDropdown/Inventory", `Error generating inventory page for ${member.user.username} with id ${member.user.id}: ${e}`);
+
+            await interaction.followUp("An error has occurred running this command.");
+        }
+    }
+}