refactor: move project to frontend directory

frontend/src/components/manga/util.manga.ts

@@ -0,0 +1,20 @@
+import type {ViewEntry} from '@/components/manga/MangaList.vue';
+import type {MangaUpdatesChapter} from '@/data/models/mangaupdates/MangaUpdatesChapter';
+
+export function latestChaptersSorted(entry: ViewEntry): MangaUpdatesChapter[] {
+  return entry.chapters.sort((l, r) => l.chapter - r.chapter);
+}
+
+export function latestChapterString(entry: ViewEntry): string {
+  if (entry.media?.chapters) {
+    return '' + entry.media.chapters;
+  } else if (entry.chapters.length) {
+    return entry.chapters.reduce((l, r) => Math.max(l, r.chapter), 0) + '+';
+  }
+  return '?';
+}
+
+export function newChapterCount(entry: ViewEntry): number {
+  const max = entry.media?.chapters || entry.chapters.reduce((l, r) => Math.max(l, r.chapter), 0);
+  return Math.max(0, max - entry.entry.progress);
+}