feat(search): align quick-filter facets with MP (SEARCH-4)

Add audioCodec, subtitle, dub, feature, year, category, size and seeders
facets with disjunctive counts; parser records dub languages (audioLangs).

Co-Authored-By: Claude Opus 5.5 <[email protected]>

packages/domain/src/release-facets/index.ts

@@ -16,6 +16,15 @@ export const FACET_DIMS = [
   "releaseGroup",
   "season",
   "episode",
+  // SEARCH-4:对齐 MP 过滤规则里的音频 / 中字 / 国语粤语配音 / 60 帧,再加年份、分类、大小、做种
+  "audioCodec",
+  "subtitle",
+  "dub",
+  "feature",
+  "year",
+  "category",
+  "size",
+  "seeders",
 ] as const;
 export type FacetDim = (typeof FACET_DIMS)[number];
 
@@ -49,6 +58,21 @@ export interface FacetInput {
   };
   /** H&R 三态;缺省 / null 按未知 */
   hr?: boolean | "unknown" | null;
+  /** 解析出的音轨(`TrueHD`、`Atmos 7.1`、`DDP 5.1`…);空 = 标题没写 */
+  audio?: readonly string[];
+  /** 字幕语言(zh / zh-Hans / zh-Hant / en / ja / ko);缺省 / 空 = 标题没写 */
+  subtitles?: readonly string[] | null;
+  /** 配音语言(cmn / yue / en);缺省 / 空 = 标题没写 */
+  audioLangs?: readonly string[] | null;
+  bitDepth?: number | null;
+  fps?: number | null;
+  /** 剪辑版(加长版、导演剪辑版、IMAX…) */
+  cut?: string | null;
+  year?: number | null;
+  /** 站点分类名 */
+  category?: string | null;
+  sizeBytes?: number | null;
+  seeders?: number | null;
 }
 
 /** 固定档位(顺序即展示顺序);"other" 类档位只在有资源时列出 */
@@ -92,10 +116,62 @@ const FIXED: Partial<Record<FacetDim, readonly { value: string; label: string; h
     { value: "no", label: "无" },
     { value: "unknown", label: "未知", hideEmpty: true },
   ],
+  audioCodec: [
+    { value: "Atmos", label: "Atmos" },
+    { value: "TrueHD", label: "TrueHD" },
+    { value: "DTS:X", label: "DTS:X", hideEmpty: true },
+    { value: "DTS-HD", label: "DTS-HD MA" },
+    { value: "DTS", label: "DTS" },
+    { value: "DDP", label: "DD+" },
+    { value: "DD", label: "DD" },
+    { value: "AAC", label: "AAC" },
+    { value: "FLAC", label: "FLAC", hideEmpty: true },
+    { value: "LPCM", label: "LPCM", hideEmpty: true },
+    { value: "other", label: "其他", hideEmpty: true },
+    { value: "unknown", label: "未标注", hideEmpty: true },
+  ],
+  subtitle: [
+    { value: "zh", label: "中文字幕" },
+    { value: "zh-Hans", label: "简体" },
+    { value: "zh-Hant", label: "繁体" },
+    { value: "en", label: "英文" },
+    { value: "ja", label: "日文", hideEmpty: true },
+    { value: "ko", label: "韩文", hideEmpty: true },
+    { value: "unknown", label: "未标注", hideEmpty: true },
+  ],
+  dub: [
+    { value: "cmn", label: "国语" },
+    { value: "yue", label: "粤语" },
+    { value: "en", label: "英语", hideEmpty: true },
+    { value: "unknown", label: "未标注", hideEmpty: true },
+  ],
+  feature: [
+    { value: "10bit", label: "10bit", hideEmpty: true },
+    { value: "hfr", label: "50 帧以上", hideEmpty: true },
+    { value: "cut", label: "特别剪辑版", hideEmpty: true },
+  ],
+  size: [
+    { value: "lt1", label: "1 GB 以下" },
+    { value: "1-5", label: "1–5 GB" },
+    { value: "5-10", label: "5–10 GB" },
+    { value: "10-20", label: "10–20 GB" },
+    { value: "20-50", label: "20–50 GB" },
+    { value: "50+", label: "50 GB 以上" },
+    { value: "unknown", label: "未知", hideEmpty: true },
+  ],
+  seeders: [
+    { value: "0", label: "无人做种" },
+    { value: "1-9", label: "1–9" },
+    { value: "10-49", label: "10–49" },
+    { value: "50+", label: "50 以上" },
+    { value: "unknown", label: "未知", hideEmpty: true },
+  ],
 };
 
 /** 制作组只列计数最多的前 N 个(已选的总会列出) */
 export const RELEASE_GROUP_TOP = 20;
+/** 分类只列计数最多的前 N 个(已选的总会列出) */
+export const CATEGORY_TOP = 20;
 /** 一条资源最多展开多少集(防止异常集号范围撑爆计数) */
 const MAX_EPISODES_PER_RELEASE = 200;
 const MAX_SEASONS_PER_RELEASE = 50;
@@ -155,6 +231,71 @@ export function hrBucket(hr: FacetInput["hr"]): string {
   return hr === true ? "yes" : hr === false ? "no" : "unknown";
 }
 
+const AUDIO_BUCKET: Record<string, string> = {
+  Atmos: "Atmos",
+  TrueHD: "TrueHD",
+  "DTS:X": "DTS:X",
+  "DTS-HD MA": "DTS-HD",
+  "DTS-HD HR": "DTS-HD",
+  "DTS-HD": "DTS-HD",
+  DTS: "DTS",
+  DDP: "DDP",
+  "E-AC3": "DDP",
+  DD: "DD",
+  AC3: "DD",
+  AAC: "AAC",
+  FLAC: "FLAC",
+  LPCM: "LPCM",
+  PCM: "LPCM",
+};
+
+/** 音频编码档位(一条可有多条音轨);声道(`5.1`)、音轨数(`2Audios`)不算编码 */
+export function audioBuckets(audio: readonly string[] | undefined): string[] {
+  const out = new Set<string>();
+  for (const a of audio ?? []) {
+    const codec = a.replace(/\s*\d\.\d$/, "").trim();
+    if (!codec || /^\d+Audios?$/i.test(codec)) continue;
+    out.add(AUDIO_BUCKET[codec] ?? "other");
+  }
+  return out.size ? [...out] : ["unknown"];
+}
+
+/** 字幕档位:任何中文字幕都算「中文字幕」,简 / 繁另列 */
+export function subtitleBuckets(subs: readonly string[] | null | undefined): string[] {
+  if (!subs?.length) return ["unknown"];
+  const out = new Set<string>();
+  for (const s of subs) {
+    if (s.startsWith("zh")) out.add("zh");
+    if (s === "zh-Hans" || s === "zh-Hant" || s === "en" || s === "ja" || s === "ko") out.add(s);
+  }
+  return out.size ? [...out] : ["unknown"];
+}
+
+export function dubBuckets(langs: readonly string[] | null | undefined): string[] {
+  const out = (langs ?? []).filter((l) => l === "cmn" || l === "yue" || l === "en");
+  return out.length ? [...new Set(out)] : ["unknown"];
+}
+
+export function featureBuckets(r: Pick<FacetInput, "bitDepth" | "fps" | "cut">): string[] {
+  const out: string[] = [];
+  if (r.bitDepth && r.bitDepth >= 10) out.push("10bit");
+  if (r.fps && r.fps >= 50) out.push("hfr");
+  if (r.cut) out.push("cut");
+  return out;
+}
+
+const GIB = 1024 ** 3;
+export function sizeBucket(bytes: number | null | undefined): string {
+  if (bytes === null || bytes === undefined || !Number.isFinite(bytes) || bytes < 0) return "unknown";
+  const g = bytes / GIB;
+  return g < 1 ? "lt1" : g < 5 ? "1-5" : g < 10 ? "5-10" : g < 20 ? "10-20" : g < 50 ? "20-50" : "50+";
+}
+
+export function seedersBucket(n: number | null | undefined): string {
+  if (n === null || n === undefined || !Number.isFinite(n) || n < 0) return "unknown";
+  return n === 0 ? "0" : n < 10 ? "1-9" : n < 50 ? "10-49" : "50+";
+}
+
 function seasonValues(r: FacetInput): string[] {
   if (r.season === null || r.season === undefined) return [];
   const end =
@@ -188,6 +329,14 @@ export function facetValues(r: FacetInput, now: number): Record<FacetDim, string
     releaseGroup: r.releaseGroup ? [r.releaseGroup] : [],
     season: seasonValues(r),
     episode: episodeValues(r),
+    audioCodec: audioBuckets(r.audio),
+    subtitle: subtitleBuckets(r.subtitles),
+    dub: dubBuckets(r.audioLangs),
+    feature: featureBuckets(r),
+    year: r.year ? [String(r.year)] : [],
+    category: r.category?.trim() ? [r.category.trim()] : [],
+    size: [sizeBucket(r.sizeBytes)],
+    seeders: [seedersBucket(r.seeders)],
   };
 }
 
@@ -290,9 +439,11 @@ function sortDynamic(
     const n = (v: string) => (v === "pack" ? -1 : Number(v));
     return options.sort((a, b) => n(a.value) - n(b.value)).map(strip);
   }
+  // 年份新的在前
+  if (dim === "year") return options.sort((a, b) => Number(b.value) - Number(a.value)).map(strip);
   const sorted = options.sort((a, b) => b.total - a.total || a.label.localeCompare(b.label));
-  if (dim !== "releaseGroup") return sorted.map(strip);
-  const head = sorted.slice(0, top);
+  if (dim !== "releaseGroup" && dim !== "category") return sorted.map(strip);
+  const head = sorted.slice(0, dim === "category" ? CATEGORY_TOP : top);
   const extra = sorted.slice(top).filter((o) => chosen.has(norm(dim, o.value)));
   return [...head, ...extra].map(strip);
 }