Feature/cleanup chapter actions (#525)

* Extract chapter actions into "Chapters"

* Extract chapter action menu into component

* Rename "SelectionFABActionItem" to "MenuItem"

* Decouple "MenuItem" from "SelectionFAB"

* Use "MenuItem" in "ActionMenus"

* Merge chapter action menus

* Simplify chapter "mark as read" action

src/lib/data/ChaptersWithMeta.ts

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import { TChapter } from '@/typings.ts';
+import { DownloadType } from '@/lib/graphql/generated/graphql.ts';
+import { Chapters } from '@/lib/data/Chapters.ts';
+
+export type ChapterWithMetaType = {
+    chapter: TChapter;
+    downloadChapter: DownloadType | undefined;
+};
+
+export class ChaptersWithMeta {
+    static getChapters(chapters: ChapterWithMetaType[]): TChapter[] {
+        return chapters.map(({ chapter }) => chapter);
+    }
+
+    static getIds(chapters: ChapterWithMetaType[]): number[] {
+        return Chapters.getIds(ChaptersWithMeta.getChapters(chapters));
+    }
+
+    static getDownloaded<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => Chapters.isDownloaded(chapter));
+    }
+
+    static getNonDownloaded<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => !Chapters.isDownloaded(chapter));
+    }
+
+    static getDownloadable<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter, downloadChapter }) => !Chapters.isDownloaded(chapter) && !downloadChapter);
+    }
+
+    static getBookmarked<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => Chapters.isBookmarked(chapter));
+    }
+
+    static getNonBookmarked<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => !Chapters.isBookmarked(chapter));
+    }
+
+    static getRead<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => Chapters.isRead(chapter));
+    }
+
+    static getNonRead<Chapter extends ChapterWithMetaType>(chapters: Chapter[]): Chapter[] {
+        return chapters.filter(({ chapter }) => !Chapters.isRead(chapter));
+    }
+}