Chore: Restructure Repository for SvelteKit

_old/features/home/lib/homeHelpers.ts

@@ -0,0 +1,35 @@
+export function timeAgo(ts: number): string {
+  const diff = Date.now() - ts, m = Math.floor(diff / 60000);
+  if (m < 1)  return "Just now";
+  if (m < 60) return `${m}m ago`;
+  const h = Math.floor(m / 60);
+  if (h < 24) return `${h}h ago`;
+  const d = Math.floor(h / 24);
+  if (d < 7)  return `${d}d ago`;
+  return new Date(ts).toLocaleDateString("en-US", { month: "short", day: "numeric" });
+}
+
+export function formatReadTime(mins: number): string {
+  if (mins < 1)  return `${Math.round(mins * 60)}s`;
+  if (mins < 60) return `${Math.round(mins)}m`;
+  const h = Math.floor(mins / 60), r = Math.round(mins % 60);
+  if (h < 24) return r === 0 ? `${h}h` : `${h}h ${r}m`;
+  const d = Math.floor(h / 24), rh = h % 24;
+  return rh === 0 ? `${d}d` : `${d}d ${rh}h`;
+}
+
+export function timeAgoRefresh(ts: number): string {
+  if (!ts) return "";
+  const diff = Date.now() - ts, m = Math.floor(diff / 60000);
+  if (m < 1)  return "just now";
+  if (m < 60) return `${m}m ago`;
+  const h = Math.floor(m / 60);
+  if (h < 24) return `${h}h ago`;
+  return `${Math.floor(h / 24)}d ago`;
+}
+
+export function handleRowWheel(e: WheelEvent) {
+  if (Math.abs(e.deltaY) <= Math.abs(e.deltaX)) return;
+  (e.currentTarget as HTMLElement).scrollLeft += e.deltaY;
+  e.stopPropagation();
+}

_old/features/home/lib/recommendations.ts

@@ -0,0 +1,110 @@
+import { gql } from "@api/client";
+import { MANGAS_BY_GENRE } from "@api/queries/manga";
+import { buildTagFilter } from "@features/discover/lib/searchFilter";
+import type { Manga } from "@types";
+import type { HistoryEntry } from "@store/state.svelte";
+
+export interface RecommendedManga {
+  manga:         Manga;
+  matchedGenres: string[];
+}
+
+const TOP_GENRES        = 6;
+const PAGE_SIZE         = 100;
+const MAX_PAGES         = 10;
+const TARGET_PER_GENRE  = 20;
+const EXCLUDED_STATUSES = ["CANCELLED", "ABANDONED"];
+
+export function topGenres(history: HistoryEntry[], libraryManga: Manga[]): string[] {
+  const byId  = new Map(libraryManga.map(m => [m.id, m]));
+  const tally = new Map<string, { count: number; original: string }>();
+
+  for (const entry of history) {
+    const manga = byId.get(entry.mangaId);
+    if (!manga?.genre?.length) continue;
+    for (const g of manga.genre) {
+      const key      = g.toLowerCase();
+      const existing = tally.get(key);
+      if (existing) { existing.count++; }
+      else { tally.set(key, { count: 1, original: g }); }
+    }
+  }
+
+  return [...tally.values()]
+    .sort((a, b) => b.count - a.count)
+    .slice(0, TOP_GENRES)
+    .map(e => e.original);
+}
+
+type Result = { mangas: { nodes: Manga[] } };
+
+async function fetchGenrePages(
+  genre:      string,
+  globalSeen: Set<number>,
+  signal?:    AbortSignal,
+): Promise<Manga[]> {
+  const filter = {
+    and: [
+      buildTagFilter([genre], "OR", []),
+      { inLibrary: { equalTo: false } },
+    ],
+  };
+
+  const localSeen = new Set<number>();
+  const nodes: Manga[] = [];
+
+  for (let page = 0; page < MAX_PAGES; page++) {
+    if (signal?.aborted) break;
+
+    let batch: Manga[];
+    try {
+      const d = await gql<Result>(MANGAS_BY_GENRE, { filter, first: PAGE_SIZE, offset: page * PAGE_SIZE }, signal);
+      batch = d.mangas.nodes;
+    } catch {
+      break;
+    }
+
+    if (!batch.length) break;
+
+    for (const m of batch) {
+      if (localSeen.has(m.id) || globalSeen.has(m.id)) continue;
+      if (EXCLUDED_STATUSES.includes(m.status ?? "")) continue;
+      localSeen.add(m.id);
+      nodes.push(m);
+    }
+
+    if (nodes.length >= TARGET_PER_GENRE) break;
+    if (batch.length < PAGE_SIZE) break;
+  }
+
+  return nodes;
+}
+
+export async function fetchRecommendations(
+  history:      HistoryEntry[],
+  libraryManga: Manga[],
+  signal?:      AbortSignal,
+): Promise<RecommendedManga[]> {
+  if (!history.length || !libraryManga.length) return [];
+
+  const genres = topGenres(history, libraryManga);
+  if (!genres.length) return [];
+
+  const globalSeen = new Set<number>();
+  const merged: Manga[] = [];
+
+  for (const genre of genres) {
+    const results = await fetchGenrePages(genre, globalSeen, signal);
+    for (const m of results) {
+      globalSeen.add(m.id);
+      merged.push(m);
+    }
+  }
+
+  return merged.map(m => ({
+    manga: m,
+    matchedGenres: (m.genre ?? []).filter(g =>
+      genres.some(tg => tg.toLowerCase() === g.toLowerCase())
+    ),
+  }));
+}