feat(Sticker): updates, sticker packs, and guild stickers (#5867)

Co-authored-by: SpaceEEC <spaceeec@yahoo.com>
Co-authored-by: Antonio Román <kyradiscord@gmail.com>
Co-authored-by: Tiemen <ThaTiemsz@users.noreply.github.com>
Co-authored-by: Vlad Frangu <kingdgrizzle@gmail.com>
Co-authored-by: BannerBomb <BannerBomb55@gmail.com>
Co-authored-by: Noel <icrawltogo@gmail.com>
Co-authored-by: Sugden <28943913+NotSugden@users.noreply.github.com>

src/client/actions/GuildStickerCreate.js

@@ -0,0 +1,20 @@
+'use strict';
+
+const Action = require('./Action');
+const { Events } = require('../../util/Constants');
+
+class GuildStickerCreateAction extends Action {
+  handle(guild, createdSticker) {
+    const already = guild.stickers.cache.has(createdSticker.id);
+    const sticker = guild.stickers._add(createdSticker);
+    /**
+     * Emitted whenever a custom sticker is created in a guild.
+     * @event Client#stickerCreate
+     * @param {Sticker} sticker The sticker that was created
+     */
+    if (!already) this.client.emit(Events.GUILD_STICKER_CREATE, sticker);
+    return { sticker };
+  }
+}
+
+module.exports = GuildStickerCreateAction;

src/client/actions/GuildStickerDelete.js

@@ -0,0 +1,20 @@
+'use strict';
+
+const Action = require('./Action');
+const { Events } = require('../../util/Constants');
+
+class GuildStickerDeleteAction extends Action {
+  handle(sticker) {
+    sticker.guild.stickers.cache.delete(sticker.id);
+    sticker.deleted = true;
+    /**
+     * Emitted whenever a custom sticker is deleted in a guild.
+     * @event Client#stickerDelete
+     * @param {Sticker} sticker The sticker that was deleted
+     */
+    this.client.emit(Events.GUILD_STICKER_DELETE, sticker);
+    return { sticker };
+  }
+}
+
+module.exports = GuildStickerDeleteAction;

src/client/actions/GuildStickerUpdate.js

@@ -0,0 +1,20 @@
+'use strict';
+
+const Action = require('./Action');
+const { Events } = require('../../util/Constants');
+
+class GuildStickerUpdateAction extends Action {
+  handle(current, data) {
+    const old = current._update(data);
+    /**
+     * Emitted whenever a custom sticker is updated in a guild.
+     * @event Client#stickerUpdate
+     * @param {Sticker} oldSticker The old sticker
+     * @param {Sticker} newSticker The new sticker
+     */
+    this.client.emit(Events.GUILD_STICKER_UPDATE, old, current);
+    return { sticker: current };
+  }
+}
+
+module.exports = GuildStickerUpdateAction;

src/client/actions/GuildStickersUpdate.js

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+'use strict';
+
+const Action = require('./Action');
+
+class GuildStickersUpdateAction extends Action {
+  handle(data) {
+    const guild = this.client.guilds.cache.get(data.guild_id);
+    if (!guild?.stickers) return;
+
+    const deletions = new Map(guild.stickers.cache);
+
+    for (const sticker of data.stickers) {
+      // Determine type of sticker event
+      const cachedSticker = guild.stickers.cache.get(sticker.id);
+      if (cachedSticker) {
+        deletions.delete(sticker.id);
+        if (!cachedSticker.equals(sticker)) {
+          // Sticker updated
+          this.client.actions.GuildStickerUpdate.handle(cachedSticker, sticker);
+        }
+      } else {
+        // Sticker added
+        this.client.actions.GuildStickerCreate.handle(guild, sticker);
+      }
+    }
+
+    for (const sticker of deletions.values()) {
+      // Sticker deleted
+      this.client.actions.GuildStickerDelete.handle(sticker);
+    }
+  }
+}
+
+module.exports = GuildStickersUpdateAction;