Feat: Revamped Content-Filtering + Levels & Source-Based Toggle

src/core/algorithms/filter.ts

@@ -1,50 +1,5 @@
-import type { Manga, Source } from "@types";
-import type { Settings }      from "@types";
-import { shouldHideSource }   from "@core/util";
+export { shouldHideNsfw, shouldHideSource, dedupeSourcesByLang } from "@core/util";
 
-// ── Source deduplication ──────────────────────────────────────────────────────
-
-/**
- * Deduplicates sources by name, preferring `preferredLang` when multiple
- * sources share a name. The local source (id "0") is always excluded.
- *
- * When `applyHide` is true, sources that fail the NSFW/block check are
- * also removed — used in fan-out and cache-build paths where only
- * user-visible sources should be queried.
- */
-export function dedupeSourcesByLang(
-  sources:      Source[],
-  preferredLang: string,
-  settings:     Pick<Settings, "showNsfw" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds">,
-  applyHide     = false,
-): Source[] {
-  const map = new Map<string, Source>();
-  for (const s of sources) {
-    if (s.id === "0") continue;
-    if (applyHide && shouldHideSource(s, settings)) continue;
-    const existing = map.get(s.name);
-    if (!existing) { map.set(s.name, s); continue; }
-    const existingPref = existing.lang === preferredLang;
-    const newPref      = s.lang === preferredLang;
-    if (newPref && !existingPref) map.set(s.name, s);
-    else if (!existingPref && !newPref && s.lang < existing.lang) map.set(s.name, s);
-  }
-  return Array.from(map.values());
-}
-
-// ── Manga predicate filters ───────────────────────────────────────────────────
-
-/**
- * Generic predicate pipeline — composes multiple boolean predicates into one.
- * All predicates must return true for an item to pass.
- *
- * Usage:
- *   const keep = buildFilter<Manga>(
- *     m => !shouldHideNsfw(m, settings),
- *     m => m.inLibrary,
- *   );
- *   const filtered = items.filter(keep);
- */
 export function buildFilter<T>(...predicates: ((item: T) => boolean)[]): (item: T) => boolean {
   return (item) => predicates.every((p) => p(item));
-}
+}

src/core/util.ts

@@ -1,7 +1,5 @@
 import type { Manga, Source } from "@types";
-import type { Settings } from "@types";
-
-// ── Class utility ─────────────────────────────────────────────────────────────
+import type { Settings }      from "@types";
 
 export { clsx as cn } from "clsx";
 
@@ -33,85 +31,98 @@ export function formatReadTime(m: number): string {
   return r === 0 ? `${h}h` : `${h}h ${r}m`;
 }
 
-// ── NSFW filtering ────────────────────────────────────────────────────────────
+// ── Content filtering ─────────────────────────────────────────────────────────
 
-/**
- * Default genre substrings used when no user-configured list is available.
- * Stored as settings.nsfwFilteredTags; editable in Settings > Content.
- */
-export const DEFAULT_NSFW_TAGS = [
-  "adult",
-  "mature",
-  "hentai",
-  "ecchi",
-  "erotic",       // catches "erotica", "erotic content", "erotic manga"
-  "pornograph",   // catches "pornographic", "pornography"
-  "18+",
-  "smut",
-  "lemon",
-  "explicit",
-  "sexual violence",
+const STRICT_TAGS: string[] = [
+  "adult", "mature", "hentai", "ecchi", "erotic", "pornograph",
+  "18+", "smut", "lemon", "explicit", "sexual violence",
+  "gore", "guro", "graphic violence", "torture", "body horror",
 ];
 
-/**
- * Returns true if the manga's genre list contains any of the given substrings.
- * Falls back to DEFAULT_NSFW_TAGS if no tag list is provided.
- */
-export function isNsfwManga(
-  manga: { genre?: string[] | null },
-  tags: string[] = DEFAULT_NSFW_TAGS,
-): boolean {
-  return (manga.genre ?? []).some(g =>
-    tags.some(sub => g.toLowerCase().trim().includes(sub))
-  );
+const MODERATE_TAGS: string[] = [
+  "adult", "mature", "hentai", "ecchi", "erotic", "pornograph",
+  "18+", "smut", "lemon", "explicit", "sexual violence",
+];
+
+type ContentFilterSettings = Pick<
+  Settings,
+  "contentLevel" | "sourceOverridesEnabled" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds"
+>;
+
+function blockedTagsForSettings(settings: ContentFilterSettings): string[] {
+  if (settings.contentLevel === "strict")       return STRICT_TAGS;
+  if (settings.contentLevel === "moderate")     return MODERATE_TAGS;
+  return [];
+}
+
+function genreMatchesBlocklist(genre: string[], blockedTags: string[]): boolean {
+  if (!blockedTags.length) return false;
+  return genre.some(g => blockedTags.some(tag => g.toLowerCase().trim().includes(tag)));
 }
 
 /**
- * Single authoritative NSFW gate used by all views.
- * Returns true when the manga should be HIDDEN. Priority order:
- *   1. Source in blockedSourceIds → always hidden, even when showNsfw is on.
- *   2. showNsfw globally enabled → only blocked sources are hidden.
- *   3. Source in allowedSourceIds → skip isNsfw flag, but genre tags still apply.
- *   4. source.isNsfw flag → hidden.
- *   5. Genre tag match → hidden.
- *
- * Usage: items.filter(m => !shouldHideNsfw(m, settings))
+ * Returns true when the manga should be hidden.
+ * Called by all views — library, search cache, discover.
  */
 export function shouldHideNsfw(
   manga: Pick<Manga, "genre" | "source">,
-  settings: Pick<Settings, "showNsfw" | "nsfwFilteredTags" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds">,
+  settings: ContentFilterSettings,
 ): boolean {
+  if (settings.contentLevel === "unrestricted") return false;
+
   const srcId = manga.source?.id;
+  const blocked = settings.sourceOverridesEnabled ? (settings.nsfwBlockedSourceIds ?? []) : [];
+  const allowed = settings.sourceOverridesEnabled ? (settings.nsfwAllowedSourceIds ?? []) : [];
 
-  if (srcId && settings.nsfwBlockedSourceIds.includes(srcId)) return true;
-  if (settings.showNsfw) return false;
+  if (srcId && blocked.includes(srcId)) return true;
 
-  const sourceAllowed = !!(srcId && settings.nsfwAllowedSourceIds.includes(srcId));
-  if (!sourceAllowed && manga.source?.isNsfw) return true;
+  const sourceAllowed = !!(srcId && allowed.includes(srcId));
+  const blockedTags   = blockedTagsForSettings(settings);
 
-  return isNsfwManga(manga, settings.nsfwFilteredTags);
+  if (!sourceAllowed && manga.source?.isNsfw && settings.contentLevel === "strict") return true;
+  return genreMatchesBlocklist(manga.genre ?? [], blockedTags);
 }
 
 /**
- * Gate for Source objects — parallel to shouldHideNsfw for manga.
- * Usage: sources.filter(s => !shouldHideSource(s, settings))
+ * Returns true when the source should be hidden.
+ * Used in extension lists and source fan-out.
  */
 export function shouldHideSource(
   source: Pick<Source, "id" | "isNsfw">,
-  settings: Pick<Settings, "showNsfw" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds">,
+  settings: ContentFilterSettings,
 ): boolean {
-  if (settings.nsfwBlockedSourceIds.includes(source.id)) return true;
-  if (settings.nsfwAllowedSourceIds.includes(source.id)) return false;
-  return !settings.showNsfw && source.isNsfw;
+  if (settings.contentLevel === "unrestricted") return false;
+
+  if (settings.sourceOverridesEnabled) {
+    if ((settings.nsfwBlockedSourceIds ?? []).includes(source.id)) return true;
+    if ((settings.nsfwAllowedSourceIds ?? []).includes(source.id)) return settings.contentLevel === "strict";
+  }
+
+  return source.isNsfw && settings.contentLevel === "strict";
 }
 
 // ── Source deduplication ──────────────────────────────────────────────────────
 
-/**
- * Deduplicates sources by name. When multiple sources share a name,
- * the preferred language wins; otherwise falls back to alphabetical by lang.
- * The local source (id "0") is always excluded.
- */
+export function dedupeSourcesByLang(
+  sources:       Source[],
+  preferredLang: string,
+  settings:      ContentFilterSettings,
+  applyHide      = false,
+): Source[] {
+  const map = new Map<string, Source>();
+  for (const s of sources) {
+    if (s.id === "0") continue;
+    if (applyHide && shouldHideSource(s, settings)) continue;
+    const existing = map.get(s.name);
+    if (!existing) { map.set(s.name, s); continue; }
+    const existingPref = existing.lang === preferredLang;
+    const newPref      = s.lang === preferredLang;
+    if (newPref && !existingPref) map.set(s.name, s);
+    else if (!existingPref && !newPref && s.lang < existing.lang) map.set(s.name, s);
+  }
+  return Array.from(map.values());
+}
+
 export function dedupeSources(sources: Source[], preferredLang: string): Source[] {
   const byName = new Map<string, Source[]>();
   for (const src of sources) {
@@ -129,7 +140,6 @@ export function dedupeSources(sources: Source[], preferredLang: string): Source[
 
 // ── Manga deduplication ───────────────────────────────────────────────────────
 
-/** Strips punctuation, articles, and source suffixes for fuzzy title matching. */
 export function normalizeTitle(title: string): string {
   return title
     .toLowerCase()
@@ -140,39 +150,21 @@ export function normalizeTitle(title: string): string {
     .trim();
 }
 
-/** Strips all non-alphanumeric chars and collapses whitespace. */
 function norm(s: string): string {
   return s.toLowerCase().replace(/[^a-z0-9]/g, " ").replace(/\s+/g, " ").trim();
 }
 
-/**
- * First 200 normalized chars of a description — reliable cross-source fingerprint.
- * Returns null if too short (< 60 chars) to be a trustworthy signal.
- */
 function descFingerprint(desc: string | null | undefined): string | null {
   if (!desc) return null;
   const n = norm(desc);
   return n.length >= 60 ? n.slice(0, 200) : null;
 }
 
-/**
- * Normalized author + artist concatenation for tie-breaking.
- * Returns null if no author info available.
- */
 function authorFingerprint(author?: string | null, artist?: string | null): string | null {
   const parts = [author, artist].filter(Boolean).map(s => norm(s!));
   return parts.length ? parts.sort().join("|") : null;
 }
 
-/**
- * Deduplicates manga across sources using title, description, and author signals,
- * plus explicit user-defined links (settings.mangaLinks).
- *
- * When two entries match, the better one is kept:
- *   - Library membership wins over non-library.
- *   - Otherwise higher downloadCount wins.
- *   - Otherwise first occurrence wins.
- */
 export function dedupeMangaByTitle<T extends {
   id:             number;
   title:          string;
@@ -228,9 +220,6 @@ export function dedupeMangaByTitle<T extends {
   return out;
 }
 
-/**
- * Lossless deduplication by ID only. Preserves first occurrence.
- */
 export function dedupeMangaById<T extends { id: number }>(items: T[]): T[] {
   const seen = new Set<number>();
   const out: T[] = [];

src/features/discover/lib/searchFilter.ts

@@ -49,7 +49,6 @@ export interface CachedManga {
   genreEnriched: boolean;
 }
 
-
 export const COMMON_GENRES = [
   "Action", "Adventure", "Comedy", "Drama", "Fantasy", "Romance",
   "Sci-Fi", "Slice of Life", "Horror", "Mystery", "Thriller", "Sports",
@@ -66,7 +65,6 @@ export const MANGA_STATUSES: { value: string; label: string }[] = [
   { value: "UNKNOWN",   label: "Unknown"   },
 ];
 
-
 export function buildTagFilter(
   tags:     string[],
   mode:     TagMode,
@@ -90,13 +88,12 @@ export function buildTagFilter(
   return { and: [genrePart, statusPart] };
 }
 
-
 export function filterSourceCache(
   sourceCache: Map<number, CachedManga>,
   tags:        string[],
   mode:        TagMode,
   statuses:    string[],
-  settings:    Pick<Settings, "showNsfw" | "nsfwFilteredTags" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds">,
+  settings:    Pick<Settings, "contentLevel" | "sourceOverridesEnabled" | "nsfwAllowedSourceIds" | "nsfwBlockedSourceIds">,
 ): CachedManga[] {
   return [...sourceCache.values()].filter((m) => {
     if (shouldHideNsfw(m as any, settings)) return false;
@@ -118,7 +115,6 @@ export function filterSourceCache(
   });
 }
 
-
 export function toCachedManga(
   m:      { id: number; title: string; thumbnailUrl: string; inLibrary: boolean; genre?: string[]; status?: string },
   srcId:  string,

src/features/settings/sections/ContentSettings.svelte

@@ -1,18 +1,17 @@
 <script lang="ts">
-  import { Plus, Tag } from "phosphor-svelte";
+  import { thumbUrl, gql } from "@api/client";
+  import { GET_SOURCES }   from "@api/queries/index";
   import { store, updateSettings } from "@store/state.svelte";
-  import { gql, thumbUrl } from "@api/client";
-  import { GET_SOURCES } from "@api/queries/index";
-  import type { Source } from "../../lib/types";
+  import type { ContentLevel } from "@types/settings";
+  import type { Source } from "@types";
 
   let contentSources:        Source[] = $state([]);
   let contentSourcesLoading: boolean  = $state(false);
-  let newTagInput                     = $state("");
-  let tagsRevealed                    = $state(false);
   let sourceSearch                    = $state("");
 
   $effect(() => {
-    if (contentSources.length === 0 && !contentSourcesLoading) loadContentSources();
+    if (store.settings.sourceOverridesEnabled && contentSources.length === 0 && !contentSourcesLoading)
+      loadContentSources();
   });
 
   async function loadContentSources() {
@@ -24,22 +23,6 @@
     finally { contentSourcesLoading = false; }
   }
 
-  function addTag() {
-    const t = newTagInput.trim().toLowerCase();
-    if (!t) return;
-    const tags = store.settings.nsfwFilteredTags ?? [];
-    if (!tags.includes(t)) updateSettings({ nsfwFilteredTags: [...tags, t] });
-    newTagInput = "";
-  }
-
-  function removeTag(tag: string) {
-    updateSettings({ nsfwFilteredTags: (store.settings.nsfwFilteredTags ?? []).filter(t => t !== tag) });
-  }
-
-  function resetTags() {
-    updateSettings({ nsfwFilteredTags: ["adult","mature","hentai","ecchi","erotic","pornograph","18+","smut","lemon","explicit","sexual violence"] });
-  }
-
   function toggleSourceAllowed(ids: string[]) {
     const allowed = store.settings.nsfwAllowedSourceIds ?? [];
     const blocked = store.settings.nsfwBlockedSourceIds ?? [];
@@ -72,59 +55,43 @@
 
   const contentSourcesFiltered = $derived.by(() => {
     const q = sourceSearch.trim().toLowerCase();
-    const filtered = q ? contentSources.filter(s => s.displayName.toLowerCase().includes(q) || s.lang.toLowerCase().includes(q)) : contentSources;
+    const filtered = q
+      ? contentSources.filter(s => s.displayName.toLowerCase().includes(q) || s.lang.toLowerCase().includes(q))
+      : contentSources;
     const map = new Map<string, ContentSourceGroup>();
     for (const s of filtered) {
-      const key = s.name;
-      if (!map.has(key)) map.set(key, { name: s.name, iconUrl: s.iconUrl, isNsfw: s.isNsfw, sources: [] });
-      map.get(key)!.sources.push(s);
+      if (!map.has(s.name)) map.set(s.name, { name: s.name, iconUrl: s.iconUrl, isNsfw: s.isNsfw, sources: [] });
+      map.get(s.name)!.sources.push(s);
     }
     return Array.from(map.values());
   });
+
+  const LEVELS: { value: ContentLevel; label: string; desc: string }[] = [
+    { value: "strict",       label: "Strict",       desc: "Hides all adult, sexual, and graphic violent content" },
+    { value: "moderate",     label: "Moderate",     desc: "Allows violence and gore, filters sexual content" },
+    { value: "unrestricted", label: "Unrestricted", desc: "No content filtering applied" },
+  ];
 </script>
 
 <div class="s-panel">
 
   <div class="s-section">
-    <p class="s-section-title">Content Filter</p>
+    <p class="s-section-title">Content Level</p>
     <div class="s-section-body">
-      <label class="s-row">
-        <div class="s-row-info"><span class="s-label">Show adult content</span><span class="s-desc">Sources and manga matching blocked tags are hidden when off</span></div>
-        <button role="switch" aria-checked={store.settings.showNsfw} aria-label="Show adult content" class="s-toggle" class:on={store.settings.showNsfw}
-          onclick={() => updateSettings({ showNsfw: !store.settings.showNsfw })}><span class="s-toggle-thumb"></span></button>
-      </label>
-    </div>
-  </div>
-
-  <div class="s-section">
-    <p class="s-section-title">
-      Blocked Genre Tags
-      <button class="s-btn" onclick={() => tagsRevealed = !tagsRevealed}>
-        {tagsRevealed ? "Hide" : `Show (${(store.settings.nsfwFilteredTags ?? []).length})`}
-      </button>
-    </p>
-    <div class="s-section-body">
-      <div class="s-row" style="padding-bottom:var(--sp-2)">
-        <span class="s-desc">Manga matching any of these substrings are filtered. Case-insensitive, partial match.</span>
+      <div class="s-row" style="border-bottom: none; padding-bottom: 0;">
+        <span class="s-desc">Controls what content is visible across library, search, and discover.</span>
       </div>
-      {#if tagsRevealed}
-        <div class="s-tag-grid">
-          {#each (store.settings.nsfwFilteredTags ?? []) as tag}
-            <span class="s-tag">
-              <Tag size={10} weight="light" />
-              {tag}
-              <button class="s-tag-remove" onclick={() => removeTag(tag)} title="Remove tag">×</button>
-            </span>
-          {/each}
-        </div>
-      {/if}
-      <div class="s-tag-add">
-        <input class="s-input full" placeholder="Add tag substring…" bind:value={newTagInput}
-          onkeydown={(e) => { if (e.key === "Enter") addTag(); }} />
-        <button class="s-btn s-btn-accent" onclick={addTag} disabled={!newTagInput.trim()}>
-          <Plus size={13} weight="bold" /> Add
-        </button>
-        <button class="s-btn" onclick={resetTags}>Reset</button>
+      <div class="s-level-group">
+        {#each LEVELS as lvl}
+          {@const active = store.settings.contentLevel === lvl.value}
+          <button class="s-level-btn" class:active onclick={() => updateSettings({ contentLevel: lvl.value })}>
+            <span class="s-level-dot" class:active></span>
+            <div class="s-level-text">
+              <span class="s-level-label">{lvl.label}</span>
+              <span class="s-level-desc">{lvl.desc}</span>
+            </div>
+          </button>
+        {/each}
       </div>
     </div>
   </div>
@@ -132,39 +99,114 @@
   <div class="s-section">
     <p class="s-section-title">Source Overrides</p>
     <div class="s-section-body">
-      <div class="s-row">
-        <span class="s-desc">Allow lets a source through even if flagged NSFW. Block always hides it.</span>
-      </div>
-      <div class="s-search-wrap">
-        <input class="s-input full" placeholder="Filter sources…" bind:value={sourceSearch} />
-      </div>
-      {#if contentSourcesLoading}
-        <p class="s-empty">Loading sources…</p>
-      {:else if contentSources.length === 0}
-        <p class="s-empty">No sources found — check your server connection.</p>
-      {:else}
-        <div class="s-source-list">
-          {#each contentSourcesFiltered as group (group.name)}
-            {@const ids = group.sources.map(s => s.id)}
-            {@const allowed = store.settings.nsfwAllowedSourceIds ?? []}
-            {@const blocked = store.settings.nsfwBlockedSourceIds ?? []}
-            {@const isAllowed = ids.every(id => allowed.includes(id))}
-            {@const isBlocked = ids.every(id => blocked.includes(id))}
-            <div class="s-source-row" class:allowed={isAllowed} class:blocked={isBlocked}>
-              <img src={thumbUrl(group.iconUrl)} alt="" class="s-source-icon" loading="lazy" decoding="async" />
-              <div class="s-source-info">
-                <span class="s-source-name">{group.name}</span>
-                <span class="s-source-meta">{group.sources[0].isNsfw ? "NSFW · " : ""}{group.sources.length > 1 ? `${group.sources.length} languages` : group.sources[0].lang.toUpperCase()}</span>
-              </div>
-              <div class="s-source-actions">
-                <button class="s-source-action-btn" class:allow={isAllowed} onclick={() => toggleSourceAllowed(ids)}>Allow</button>
-                <button class="s-source-action-btn" class:block={isBlocked} onclick={() => toggleSourceBlocked(ids)}>Block</button>
-              </div>
-            </div>
-          {/each}
+      <label class="s-row">
+        <div class="s-row-info">
+          <span class="s-label">Per-source overrides</span>
+          <span class="s-desc">Allow a source through even if flagged NSFW, or always block it. Allowed sources still respect the active content level.</span>
         </div>
+        <button
+          role="switch"
+          aria-checked={store.settings.sourceOverridesEnabled}
+          aria-label="Enable source overrides"
+          class="s-toggle"
+          class:on={store.settings.sourceOverridesEnabled}
+          onclick={() => updateSettings({ sourceOverridesEnabled: !store.settings.sourceOverridesEnabled })}
+        ><span class="s-toggle-thumb"></span></button>
+      </label>
+
+      {#if store.settings.sourceOverridesEnabled}
+        <div class="s-search-wrap">
+          <input class="s-input full" placeholder="Filter sources…" bind:value={sourceSearch} />
+        </div>
+        {#if contentSourcesLoading}
+          <p class="s-empty">Loading sources…</p>
+        {:else if contentSources.length === 0}
+          <p class="s-empty">No sources found — check your server connection.</p>
+        {:else}
+          <div class="s-source-list">
+            {#each contentSourcesFiltered as group (group.name)}
+              {@const ids       = group.sources.map(s => s.id)}
+              {@const allowed   = store.settings.nsfwAllowedSourceIds ?? []}
+              {@const blocked   = store.settings.nsfwBlockedSourceIds ?? []}
+              {@const isAllowed = ids.every(id => allowed.includes(id))}
+              {@const isBlocked = ids.every(id => blocked.includes(id))}
+              <div class="s-source-row" class:allowed={isAllowed} class:blocked={isBlocked}>
+                <img src={thumbUrl(group.iconUrl)} alt="" class="s-source-icon" loading="lazy" decoding="async" />
+                <div class="s-source-info">
+                  <span class="s-source-name">{group.name}</span>
+                  <span class="s-source-meta">
+                    {group.sources[0].isNsfw ? "NSFW · " : ""}{group.sources.length > 1 ? `${group.sources.length} languages` : group.sources[0].lang.toUpperCase()}
+                  </span>
+                </div>
+                <div class="s-source-actions">
+                  <button class="s-source-action-btn" class:allow={isAllowed} onclick={() => toggleSourceAllowed(ids)}>Allow</button>
+                  <button class="s-source-action-btn" class:block={isBlocked} onclick={() => toggleSourceBlocked(ids)}>Block</button>
+                </div>
+              </div>
+            {/each}
+          </div>
+        {/if}
       {/if}
     </div>
   </div>
 
-</div>
+</div>
+
+<style>
+  .s-level-group {
+    display: flex;
+    flex-direction: column;
+    padding: var(--sp-2) var(--sp-4) var(--sp-3);
+    gap: var(--sp-1);
+  }
+
+  .s-level-btn {
+    display: flex;
+    align-items: center;
+    gap: var(--sp-3);
+    padding: 10px var(--sp-3);
+    border-radius: var(--radius-md);
+    border: 1px solid var(--border-dim);
+    background: var(--bg-surface);
+    cursor: pointer;
+    text-align: left;
+    transition: border-color var(--t-base), background var(--t-base);
+    width: 100%;
+  }
+  .s-level-btn:hover  { background: var(--bg-overlay); border-color: var(--border-strong); }
+  .s-level-btn.active { background: var(--accent-muted); border-color: var(--accent-dim); }
+
+  .s-level-dot {
+    width: 8px;
+    height: 8px;
+    border-radius: 50%;
+    border: 1.5px solid var(--border-strong);
+    background: none;
+    flex-shrink: 0;
+    transition: border-color var(--t-base), background var(--t-base);
+  }
+  .s-level-dot.active { border-color: var(--accent); background: var(--accent); }
+
+  .s-level-text {
+    display: flex;
+    flex-direction: column;
+    gap: 2px;
+    min-width: 0;
+  }
+
+  .s-level-label {
+    font-size: var(--text-sm);
+    color: var(--text-secondary);
+    line-height: 1.3;
+  }
+  .s-level-btn.active .s-level-label { color: var(--accent-fg); }
+
+  .s-level-desc {
+    font-family: var(--font-ui);
+    font-size: var(--text-xs);
+    color: var(--text-faint);
+    letter-spacing: var(--tracking-wide);
+    line-height: var(--leading-snug);
+  }
+  .s-level-btn.active .s-level-desc { color: var(--accent-fg); opacity: 0.7; }
+</style>

src/types/settings.ts

@@ -6,6 +6,7 @@ export type LibraryFilter    = "all" | "library" | "downloaded" | string;
 export type ReadingDirection = "ltr" | "rtl";
 export type ChapterSortDir   = "desc" | "asc";
 export type ChapterSortMode  = "source" | "chapterNumber" | "uploadDate";
+export type ContentLevel     = "strict" | "moderate" | "unrestricted";
 
 export type LibrarySortMode =
   | "az" | "unreadCount" | "totalChapters"
@@ -84,7 +85,9 @@ export interface Settings {
   offsetDoubleSpreads: boolean; preloadPages: number;
   autoMarkRead: boolean; autoNextChapter: boolean;
   libraryCropCovers: boolean; libraryPageSize: number;
-  showNsfw: boolean; discordRpc: boolean;
+  contentLevel: ContentLevel; sourceOverridesEnabled: boolean;
+  nsfwAllowedSourceIds: string[]; nsfwBlockedSourceIds: string[];
+  discordRpc: boolean;
   chapterSortDir: ChapterSortDir; chapterSortMode: ChapterSortMode; chapterPageSize: number;
   uiZoom: number; compactSidebar: boolean; gpuAcceleration: boolean;
   serverUrl: string; serverBinary: string; autoStartServer: boolean;
@@ -103,7 +106,6 @@ export interface Settings {
   appLockEnabled: boolean; appLockPin: string;
   customThemes: CustomTheme[]; hiddenCategoryIds: number[];
   defaultLibraryCategoryId: number | null; savedIsDefaultCategory: boolean;
-  nsfwFilteredTags: string[]; nsfwAllowedSourceIds: string[]; nsfwBlockedSourceIds: string[];
   libraryTabSort: Record<string, { mode: LibrarySortMode; dir: LibrarySortDir }>;
   libraryTabStatus: Record<string, LibraryStatusFilter>;
   libraryTabFilters: Record<string, Partial<Record<LibraryContentFilter, boolean>>>;
@@ -126,7 +128,10 @@ export const DEFAULT_SETTINGS: Settings = {
   pageStyle: "longstrip", readingDirection: "ltr", fitMode: "width",
   readerZoom: 1.0, pageGap: true, optimizeContrast: false, offsetDoubleSpreads: false,
   preloadPages: 3, autoMarkRead: true, autoNextChapter: true,
-  libraryCropCovers: true, libraryPageSize: 48, showNsfw: false, discordRpc: false,
+  libraryCropCovers: true, libraryPageSize: 48,
+  contentLevel: "strict", sourceOverridesEnabled: false,
+  nsfwAllowedSourceIds: [], nsfwBlockedSourceIds: [],
+  discordRpc: false,
   chapterSortDir: "desc", chapterSortMode: "source", chapterPageSize: 25,
   uiZoom: 1.0, compactSidebar: false, gpuAcceleration: true,
   serverUrl: "http://localhost:4567", serverBinary: "", autoStartServer: true,
@@ -144,8 +149,6 @@ export const DEFAULT_SETTINGS: Settings = {
   appLockEnabled: false, appLockPin: "",
   customThemes: [], hiddenCategoryIds: [], defaultLibraryCategoryId: null,
   savedIsDefaultCategory: false,
-  nsfwFilteredTags: ["adult", "mature", "hentai", "ecchi", "erotic", "pornograph", "18+", "smut", "lemon", "explicit", "sexual violence"],
-  nsfwAllowedSourceIds: [], nsfwBlockedSourceIds: [],
   libraryTabSort: {}, libraryTabStatus: {}, libraryTabFilters: {},
   extraScanDirs: [], serverDownloadsPath: "", serverLocalSourcePath: "",
   qolAnimations: true,