Add list moons command (#449)

- Add concept of moons to the database
- Add the list moons command to view a user's moons
- This command is paginated using buttons

#195

Reviewed-on: #449
Reviewed-by: VylpesTester <tester@vylpes.com>
Co-authored-by: Ethan Lane <ethan@vylpes.com>
Co-committed-by: Ethan Lane <ethan@vylpes.com>

src/buttonEvents/moons.ts

@@ -0,0 +1,14 @@
+import {ButtonInteraction} from "discord.js";
+import {ButtonEvent} from "../type/buttonEvent";
+import List from "./moons/list";
+
+export default class Moons extends ButtonEvent {
+    public override async execute(interaction: ButtonInteraction): Promise<void> {
+        const action = interaction.customId.split(" ")[1];
+
+        switch (action) {
+            case "list":
+                await List(interaction);
+        }
+    }
+}

src/buttonEvents/moons/list.ts

@@ -0,0 +1,53 @@
+import {ActionRowBuilder, ButtonBuilder, ButtonInteraction, ButtonStyle, EmbedBuilder} from "discord.js";
+import Moon from "../../database/entities/Moon";
+import EmbedColours from "../../constants/EmbedColours";
+
+export default async function List(interaction: ButtonInteraction) {
+    if (!interaction.guild) return;
+
+    const userId = interaction.customId.split(" ")[2];
+    const page = interaction.customId.split(" ")[3];
+
+    if (!userId || !page) return;
+
+    const pageNumber = Number(page);
+
+    const member = interaction.guild.members.cache.find(x => x.user.id == userId);
+
+    const pageLength = 10;
+
+    const moons = await Moon.FetchPaginatedMoonsByUserId(userId, pageLength, pageNumber);
+
+    if (!moons || moons[0].length == 0) {
+        await interaction.reply(`${member?.user.username ?? "This user"} does not have any moons or page is invalid.`);
+        return;
+    }
+
+    const totalPages = Math.ceil(moons[1] / pageLength);
+
+    const description = moons[0].flatMap(x => `${x.MoonNumber}. ${x.Description.slice(0, 15)}`);
+
+    const embed = new EmbedBuilder()
+        .setTitle(`${member?.user.username}'s Moons`)
+        .setColor(EmbedColours.Ok)
+        .setDescription(description.join("\n"))
+        .setFooter({ text: `Page ${page + 1} of ${totalPages} · ${moons[1]} moons` });
+
+    const row = new ActionRowBuilder<ButtonBuilder>()
+        .addComponents(
+            new ButtonBuilder()
+                .setCustomId(`moons list ${userId} ${pageNumber - 1}`)
+                .setLabel("Previous")
+                .setStyle(ButtonStyle.Primary)
+                .setDisabled(pageNumber == 0),
+            new ButtonBuilder()
+                .setCustomId(`moons list ${userId} ${pageNumber + 1}`)
+                .setLabel("Next")
+                .setStyle(ButtonStyle.Primary)
+                .setDisabled(pageNumber + 1 == totalPages));
+
+    await interaction.update({
+        embeds: [ embed ],
+        components: [ row ],
+    });
+}