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/**
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* Shared types + URL helpers for the multi-criteria filter bar.
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*/
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export type FilterTabKey = "actresses" | "studios" | "series" | "genres" | "collections" | "tags" | "categories";
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export type FilterMode = "or" | "and";
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export type WatchedState = "all" | "watched" | "unwatched";
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export type RatedState = "all" | "rated" | "unrated";
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export type PresenceState = "all" | "has" | "missing";
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export interface FilterStatus {
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watched: WatchedState;
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rated: RatedState;
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collection: PresenceState;
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tags: PresenceState;
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video: PresenceState;
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}
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export type MarkState = "all" | "vip" | "favorite" | "owned" | "unmarked";
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export type MarkOption = "vip" | "favorite" | "owned" | "unmarked";
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export const MARK_OPTIONS: MarkOption[] = ["vip", "favorite", "owned", "unmarked"];
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export interface FilterCriteria {
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ids: Record<FilterTabKey, number[]>;
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mode: Record<FilterTabKey, FilterMode>;
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status: FilterStatus;
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// Empty array == "ALL" (no mark filter). Otherwise the OR of the listed marks.
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marks: MarkOption[];
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}
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export const EMPTY_STATUS: FilterStatus = {
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watched: "all",
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rated: "all",
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collection: "all",
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tags: "all",
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video: "all",
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};
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export const EMPTY_CRITERIA: FilterCriteria = {
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ids: { actresses: [], studios: [], series: [], genres: [], collections: [], tags: [], categories: [] },
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mode: { actresses: "or", studios: "or", series: "or", genres: "or", collections: "or", tags: "or", categories: "or" },
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status: EMPTY_STATUS,
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marks: [],
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};
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export type StatusAxisKey = keyof FilterStatus;
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const TAB_KEYS: FilterTabKey[] = ["actresses", "studios", "series", "genres", "collections", "tags", "categories"];
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// Studios and series can't AND (a cover has at most one).
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const SUPPORTS_AND: Record<FilterTabKey, boolean> = {
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actresses: true,
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studios: false,
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series: false,
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genres: true,
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collections: true,
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tags: true,
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categories: true,
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};
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export function tabSupportsAnd(k: FilterTabKey): boolean {
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return SUPPORTS_AND[k];
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}
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export function parseFilterCriteria(sp: Record<string, string | string[] | undefined>): FilterCriteria {
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const c: FilterCriteria = {
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ids: { actresses: [], studios: [], series: [], genres: [], collections: [], tags: [], categories: [] },
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mode: { actresses: "or", studios: "or", series: "or", genres: "or", collections: "or", tags: "or", categories: "or" },
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status: { ...EMPTY_STATUS },
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marks: [],
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};
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for (const k of TAB_KEYS) {
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const raw = sp[k];
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if (typeof raw === "string" && raw.trim()) {
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c.ids[k] = raw.split(",").map((x) => Number(x)).filter((n) => Number.isFinite(n) && n > 0);
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}
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const m = sp[`${k}_mode`];
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if (typeof m === "string" && m.toLowerCase() === "and" && SUPPORTS_AND[k]) c.mode[k] = "and";
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}
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// Watched axis. Accept both new (?watched=watched|unwatched) and legacy (?watched=1, ?unwatched=1).
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const watched = sp.watched;
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if (typeof watched === "string") {
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if (watched === "watched" || watched === "1") c.status.watched = "watched";
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else if (watched === "unwatched") c.status.watched = "unwatched";
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}
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if (sp.unwatched === "1") c.status.watched = "unwatched";
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const rated = sp.rated;
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if (typeof rated === "string") {
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if (rated === "rated" || rated === "1") c.status.rated = "rated";
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else if (rated === "unrated") c.status.rated = "unrated";
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}
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if (sp.unrated === "1") c.status.rated = "unrated";
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const collection = sp.collection;
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if (typeof collection === "string") {
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if (collection === "has") c.status.collection = "has";
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else if (collection === "missing") c.status.collection = "missing";
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}
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if (sp.uncollected === "1") c.status.collection = "missing";
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const tagsStatus = sp.tags_status;
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if (typeof tagsStatus === "string") {
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if (tagsStatus === "has") c.status.tags = "has";
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else if (tagsStatus === "missing") c.status.tags = "missing";
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}
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if (sp.untagged === "1") c.status.tags = "missing";
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const video = sp.video;
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if (typeof video === "string") {
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if (video === "has") c.status.video = "has";
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else if (video === "missing") c.status.video = "missing";
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}
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// marks: comma-separated list. Legacy `?mark=vip` (singular) is also honored
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// so old bookmarked URLs keep working.
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const marksRaw = (typeof sp.marks === "string" && sp.marks) || (typeof sp.mark === "string" ? sp.mark : "");
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if (marksRaw) {
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const wanted = marksRaw.split(",").map((s) => s.trim()).filter(Boolean);
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const valid = new Set<MarkOption>(MARK_OPTIONS);
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const out: MarkOption[] = [];
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const seen = new Set<MarkOption>();
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for (const w of wanted) {
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if (valid.has(w as MarkOption) && !seen.has(w as MarkOption)) {
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out.push(w as MarkOption);
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seen.add(w as MarkOption);
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}
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}
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c.marks = out;
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}
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return c;
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}
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/** Apply a `FilterCriteria` onto a `URLSearchParams`. Existing keys are overwritten. */
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export function writeFilterCriteria(sp: URLSearchParams, c: FilterCriteria): void {
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for (const k of TAB_KEYS) {
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if (c.ids[k].length === 0) sp.delete(k);
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else sp.set(k, c.ids[k].join(","));
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if (c.mode[k] === "and" && SUPPORTS_AND[k]) sp.set(`${k}_mode`, "and");
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else sp.delete(`${k}_mode`);
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}
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// Always write canonical status keys; clear the legacy ones so they don't fight us.
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if (c.status.watched === "all") sp.delete("watched"); else sp.set("watched", c.status.watched);
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if (c.status.rated === "all") sp.delete("rated"); else sp.set("rated", c.status.rated);
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if (c.status.collection === "all") sp.delete("collection"); else sp.set("collection", c.status.collection);
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if (c.status.tags === "all") sp.delete("tags_status"); else sp.set("tags_status", c.status.tags);
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if (c.status.video === "all") sp.delete("video"); else sp.set("video", c.status.video);
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sp.delete("unwatched");
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sp.delete("unrated");
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sp.delete("uncollected");
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sp.delete("untagged");
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// Single canonical key: `marks=vip,favorite`. Drop legacy `mark` if present.
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sp.delete("mark");
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if (c.marks.length === 0) sp.delete("marks");
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else sp.set("marks", c.marks.join(","));
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}
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export function totalSelected(c: FilterCriteria): number {
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let n = 0;
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for (const k of TAB_KEYS) n += c.ids[k].length;
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return n;
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}
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export function totalStatusActive(c: FilterCriteria): number {
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let n = 0;
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if (c.status.watched !== "all") n++;
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if (c.status.rated !== "all") n++;
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if (c.status.collection !== "all") n++;
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if (c.status.tags !== "all") n++;
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if (c.status.video !== "all") n++;
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return n;
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}
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export function anyActive(c: FilterCriteria): boolean {
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return totalSelected(c) > 0 || totalStatusActive(c) > 0 || c.marks.length > 0;
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}
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/** Translate the tri-state status into the boolean flags consumed by listImages / libraryLetterCounts. */
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export function statusToFlags(s: FilterStatus): {
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watched?: boolean;
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unwatched?: boolean;
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rated?: boolean;
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unrated?: boolean;
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hasCollection?: boolean;
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uncollected?: boolean;
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hasTags?: boolean;
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untagged?: boolean;
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hasVideo?: boolean;
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noVideo?: boolean;
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} {
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return {
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watched: s.watched === "watched",
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unwatched: s.watched === "unwatched",
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rated: s.rated === "rated",
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unrated: s.rated === "unrated",
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hasCollection: s.collection === "has",
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uncollected: s.collection === "missing",
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hasTags: s.tags === "has",
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untagged: s.tags === "missing",
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hasVideo: s.video === "has",
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noVideo: s.video === "missing",
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};
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}
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