// ==UserScript==
// @name           vim comic viewer
// @name:ko        vim comic viewer
// @description    Universal comic reader
// @description:ko 만화 뷰어 라이브러리
// @version        19.2.0
// @namespace      https://greasyfork.org/en/users/713014-nanikit
// @exclude        *
// @match          http://unused-field.space/
// @author         nanikit
// @license        MIT
// @grant          GM.addValueChangeListener
// @grant          GM.getValue
// @grant          GM.removeValueChangeListener
// @grant          GM.setValue
// @grant          GM.xmlHttpRequest
// @grant          unsafeWindow
// @resource       link:@headlessui/react       https://cdn.jsdelivr.net/npm/@headlessui/[email protected]/dist/headlessui.prod.cjs
// @resource       link:@stitches/react         https://cdn.jsdelivr.net/npm/@stitches/[email protected]/dist/index.cjs
// @resource       link:clsx                    https://cdn.jsdelivr.net/npm/[email protected]/dist/clsx.js
// @resource       link:fflate                  https://cdn.jsdelivr.net/npm/[email protected]/lib/browser.cjs
// @resource       link:jotai                   https://cdn.jsdelivr.net/npm/[email protected]/index.js
// @resource       link:jotai/react             https://cdn.jsdelivr.net/npm/[email protected]/react.js
// @resource       link:jotai/react/utils       https://cdn.jsdelivr.net/npm/[email protected]/react/utils.js
// @resource       link:jotai/utils             https://cdn.jsdelivr.net/npm/[email protected]/utils.js
// @resource       link:jotai/vanilla           https://cdn.jsdelivr.net/npm/[email protected]/vanilla.js
// @resource       link:jotai/vanilla/utils     https://cdn.jsdelivr.net/npm/[email protected]/vanilla/utils.js
// @resource       link:jotai-cache             https://cdn.jsdelivr.net/npm/[email protected]/dist/cjs/atomWithCache.js
// @resource       link:overlayscrollbars       https://cdn.jsdelivr.net/npm/[email protected]/overlayscrollbars.cjs
// @resource       link:overlayscrollbars-react https://cdn.jsdelivr.net/npm/[email protected]/overlayscrollbars-react.cjs.js
// @resource       link:react                   https://cdn.jsdelivr.net/npm/[email protected]/cjs/react.production.min.js
// @resource       link:react-dom               https://cdn.jsdelivr.net/npm/[email protected]/cjs/react-dom.production.min.js
// @resource       link:react-toastify          https://cdn.jsdelivr.net/npm/[email protected]/dist/react-toastify.js
// @resource       link:scheduler               https://cdn.jsdelivr.net/npm/[email protected]/cjs/scheduler.production.min.js
// @resource       link:vcv-inject-node-env     data:,unsafeWindow.process=%7Benv:%7BNODE_ENV:%22production%22%7D%7D
// @resource       overlayscrollbars-css        https://cdn.jsdelivr.net/npm/[email protected]/styles/overlayscrollbars.min.css
// @resource       react-toastify-css           https://cdn.jsdelivr.net/npm/[email protected]/dist/ReactToastify.css
// ==/UserScript==
"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __reExport = (target, mod, secondTarget) => (__copyProps(target, mod, "default"), secondTarget && __copyProps(secondTarget, mod, "default"));
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var mod_exports = {};
__export(mod_exports, {
Viewer: () => Viewer,
download: () => download,
initialize: () => initialize,
utils: () => utils_exports
});
module.exports = __toCommonJS(mod_exports);
var import_vcv_inject_node_env = require("vcv-inject-node-env");
var React = __toESM(require("react"));
var deps_exports = {};
__export(deps_exports, {
Dialog: () => import_react2.Dialog,
Fragment: () => import_react3.Fragment,
Provider: () => import_jotai.Provider,
RESET: () => import_utils.RESET,
Tab: () => import_react2.Tab,
atom: () => import_jotai.atom,
atomWithCache: () => import_jotai_cache.atomWithCache,
atomWithStorage: () => import_utils.atomWithStorage,
createContext: () => import_react3.createContext,
createJSONStorage: () => import_utils.createJSONStorage,
createRef: () => import_react3.createRef,
createRoot: () => import_react_dom.createRoot,
createStitches: () => import_react.createStitches,
createStore: () => import_jotai.createStore,
deferred: () => deferred,
forwardRef: () => import_react3.forwardRef,
loadable: () => import_utils.loadable,
selectAtom: () => import_utils.selectAtom,
splitAtom: () => import_utils.splitAtom,
throttle: () => throttle,
useAtom: () => import_jotai.useAtom,
useAtomValue: () => import_jotai.useAtomValue,
useCallback: () => import_react3.useCallback,
useEffect: () => import_react3.useEffect,
useId: () => import_react3.useId,
useImperativeHandle: () => import_react3.useImperativeHandle,
useLayoutEffect: () => import_react3.useLayoutEffect,
useMemo: () => import_react3.useMemo,
useReducer: () => import_react3.useReducer,
useRef: () => import_react3.useRef,
useSetAtom: () => import_jotai.useSetAtom,
useState: () => import_react3.useState,
useStore: () => import_jotai.useStore
});
var import_react = require("@stitches/react");
__reExport(deps_exports, require("fflate"));
function deferred() {
let methods;
let state = "pending";
const promise = new Promise((resolve, reject) => {
methods = {
async resolve(value) {
await value;
state = "fulfilled";
resolve(value);
},
reject(reason) {
state = "rejected";
reject(reason);
}
};
});
Object.defineProperty(promise, "state", { get: () => state });
return Object.assign(promise, methods);
}
function throttle(fn, timeframe) {
let lastExecution = NaN;
let flush = null;
const throttled = (...args) => {
flush = () => {
try {
fn.call(throttled, ...args);
} finally {
lastExecution = Date.now();
flush = null;
}
};
if (throttled.throttling) {
return;
}
flush?.();
};
throttled.clear = () => {
lastExecution = NaN;
};
throttled.flush = () => {
lastExecution = NaN;
flush?.();
throttled.clear();
};
Object.defineProperties(throttled, {
throttling: { get: () => Date.now() - lastExecution <= timeframe },
lastExecution: { get: () => lastExecution }
});
return throttled;
}
var import_jotai = require("jotai");
var import_jotai_cache = require("jotai-cache");
var import_utils = require("jotai/utils");
var import_react2 = require("@headlessui/react");
var import_react3 = require("react");
var import_react_dom = require("react-dom");
var rootAtom = (0, import_jotai.atom)(null);
var viewerOptionsAtom = (0, import_jotai.atom)({});
var viewerStatusAtom = (0, import_jotai.atom)("idle");
var en_default = {
"@@locale": "en",
settings: "Settings",
help: "Help",
maxZoomOut: "Maximum zoom out",
maxZoomIn: "Maximum zoom in",
singlePageCount: "single page count",
backgroundColor: "Background color",
leftToRight: "Left to right",
reset: "Reset",
doYouReallyWantToReset: "Do you really want to reset?",
errorIsOccurred: "Error is occurred.",
failedToLoadImage: "Failed to load image.",
loading: "Loading...",
fullScreenRestorationGuide: "Enter full screen yourself if you want to keep the viewer open in full screen.",
useFullScreen: "Use full screen",
downloading: "Downloading...",
cancel: "CANCEL",
downloadComplete: "Download complete.",
errorOccurredWhileDownloading: "Error occurred while downloading.",
keyBindings: "Key bindings",
toggleViewer: "Toggle viewer",
toggleFullscreenSetting: "Toggle fullscreen setting",
nextPage: "Next page",
previousPage: "Previous page",
download: "Download",
refresh: "Refresh",
increaseSinglePageCount: "Increase single page count",
decreaseSinglePageCount: "Decrease single page count",
anchorSinglePageCount: "Set single page view until before current page"
};
var ko_default = {
"@@locale": "ko",
settings: "설정",
help: "도움말",
maxZoomOut: "최대 축소",
maxZoomIn: "최대 확대",
singlePageCount: "한쪽 페이지 수",
backgroundColor: "배경색",
leftToRight: "왼쪽부터 보기",
reset: "초기화",
doYouReallyWantToReset: "정말 초기화하시겠어요?",
errorIsOccurred: "에러가 발생했습니다.",
failedToLoadImage: "이미지를 불러오지 못했습니다.",
loading: "로딩 중...",
fullScreenRestorationGuide: "뷰어 전체 화면을 유지하려면 직접 전체 화면을 켜 주세요 (F11).",
useFullScreen: "전체 화면",
downloading: "다운로드 중...",
cancel: "취소",
downloadComplete: "다운로드 완료",
errorOccurredWhileDownloading: "다운로드 도중 오류가 발생했습니다",
keyBindings: "단축키",
toggleViewer: "뷰어 전환",
toggleFullscreenSetting: "전체화면 설정 전환",
nextPage: "다음 페이지",
previousPage: "이전 페이지",
download: "다운로드",
refresh: "새로고침",
increaseSinglePageCount: "한쪽 페이지 수 늘리기",
decreaseSinglePageCount: "한쪽 페이지 수 줄이기",
anchorSinglePageCount: "현재 페이지 전까지 한쪽 페이지로 설정"
};
var translations = { en: en_default, ko: ko_default };
var i18nStringsAtom = (0, import_jotai.atom)(getLanguage());
var i18nAtom = (0, import_jotai.atom)((get) => get(i18nStringsAtom), (_get, set) => {
set(i18nStringsAtom, getLanguage());
});
i18nAtom.onMount = (set) => {
addEventListener("languagechange", set);
return () => {
removeEventListener("languagechange", set);
};
};
function getLanguage() {
for (const language of navigator.languages) {
const locale = language.split("-")[0];
if (!locale) {
continue;
}
const translation = translations[locale];
if (translation) {
return translation;
}
}
return en_default;
}
var { styled, css, keyframes } = (0, import_react.createStitches)({});
function DownloadCancel({ onClick }) {
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
return  React.createElement(SpaceBetween, null,  React.createElement("p", null, strings.downloading),  React.createElement("button", { type: "button", onClick }, strings.cancel));
}
var SpaceBetween = styled("div", {
display: "flex",
flexFlow: "row nowrap",
justifyContent: "space-between"
});
var MAX_RETRY_COUNT = 6;
var MAX_SAME_URL_RETRY_COUNT = 2;
function isDelay(sourceOrDelay) {
return sourceOrDelay === void 0 || typeof sourceOrDelay !== "string" && !sourceOrDelay.src;
}
function toAdvancedObject(sourceOrDelay) {
return isDelay(sourceOrDelay) ? { src: void 0 } : toAdvancedSource(sourceOrDelay);
}
function toAdvancedSource(source) {
return typeof source === "string" ? { type: "image", src: source } : source;
}
async function* getMediaIterable({ media, index, comic, maxSize }) {
if (!isDelay(media)) {
yield getUrl(media);
}
if (!comic) {
return;
}
let previous;
let retryCount = 0;
let sameUrlRetryCount = 0;
while (sameUrlRetryCount <= MAX_SAME_URL_RETRY_COUNT && retryCount <= MAX_RETRY_COUNT) {
const hadError = media !== void 0 || retryCount > 0;
const medias = await comic({ cause: hadError ? "error" : "load", page: index, maxSize });
const next = medias[index];
if (isDelay(next)) {
continue;
}
const url = getUrl(next);
yield url;
retryCount++;
if (previous === url) {
sameUrlRetryCount++;
continue;
}
previous = url;
}
}
function getUrl(source) {
return typeof source === "string" ? source : source.src;
}
var isGmFetchAvailable = typeof GM.xmlHttpRequest === "function";
async function gmFetch(url, init) {
const method = init?.body ? "POST" : "GET";
const response = await GM.xmlHttpRequest({
method,
url,
headers: {
referer: `${location.origin}/`,
...init?.headers
},
responseType: init?.type === "text" ? void 0 : init?.type,
data: init?.body
});
return response;
}
async function download(comic, options) {
const { onError, onProgress, signal } = options || {};
let startedCount = 0;
let resolvedCount = 0;
let rejectedCount = 0;
let status = "ongoing";
const pages = await comic({ cause: "download", maxSize: { width: Infinity, height: Infinity } });
const digit = Math.floor(Math.log10(pages.length)) + 1;
return archiveWithReport();
async function archiveWithReport() {
const r###lt = await Promise.all(pages.map(downloadWithReport));
if (signal?.aborted) {
reportProgress({ transition: "cancelled" });
signal.throwIfAborted();
}
const pairs = await Promise.all(r###lt.map(toPair));
const data = Object.assign({}, ...pairs);
const value = deferred();
const abort = (0, deps_exports.zip)(data, { level: 0 }, (error, array) => {
if (error) {
reportProgress({ transition: "error" });
value.reject(error);
} else {
reportProgress({ transition: "complete" });
value.resolve(array);
}
});
signal?.addEventListener("abort", abort, { once: true });
return value;
}
async function downloadWithReport(source, pageIndex) {
const errors = [];
startedCount++;
reportProgress();
for await (const event of downloadImage({ media: source, pageIndex })) {
if ("error" in event) {
errors.push(event.error);
onError?.(event.error);
continue;
}
if (event.url) {
resolvedCount++;
} else {
rejectedCount++;
}
reportProgress();
return event;
}
return {
url: "",
blob: new Blob([errors.map((x) => `${x}`).join("\n\n")])
};
}
async function* downloadImage({ media, pageIndex }) {
const maxSize = { width: Infinity, height: Infinity };
const mediaParams = { media, index: pageIndex, comic, maxSize };
for await (const url of getMediaIterable(mediaParams)) {
if (signal?.aborted) {
break;
}
try {
const blob = await fetchBlobWithCacheIfPossible(url, signal);
yield { url, blob };
} catch (error) {
yield await fetchBlobIgnoringCors(url, { signal, fetchError: error });
}
}
}
async function toPair({ url, blob }, index) {
const array = new Uint8Array(await blob.arrayBuffer());
const pad = `${index}`.padStart(digit, "0");
const name = `${pad}${guessExtension(array) ?? getExtension(url)}`;
return { [name]: array };
}
function reportProgress({ transition } = {}) {
if (status !== "ongoing") {
return;
}
if (transition) {
status = transition;
}
onProgress?.({
total: pages.length,
started: startedCount,
settled: resolvedCount + rejectedCount,
rejected: rejectedCount,
status
});
}
}
function getExtension(url) {
if (!url) {
return ".txt";
}
const extension = url.match(/\.[^/?#]{3,4}?(?=[?#]|$)/);
return extension?.[0] || ".jpg";
}
function guessExtension(array) {
const { 0: a, 1: b, 2: c, 3: d } = array;
if (a === 255 && b === 216 && c === 255) {
return ".jpg";
}
if (a === 137 && b === 80 && c === 78 && d === 71) {
return ".png";
}
if (a === 82 && b === 73 && c === 70 && d === 70) {
return ".webp";
}
if (a === 71 && b === 73 && c === 70 && d === 56) {
return ".gif";
}
}
async function fetchBlobWithCacheIfPossible(url, signal) {
const response = await fetch(url, { signal });
return await response.blob();
}
async function fetchBlobIgnoringCors(url, { signal, fetchError }) {
if (isCrossOrigin(url) && !isGmFetchAvailable) {
return {
error: new Error(
"It could be a CORS issue but cannot use GM.xmlhttpRequest",
{ cause: fetchError }
)
};
}
try {
const response = await gmFetch(url, { signal, type: "blob" });
if (response.status >= 400) {
const body = await response.response.text();
const message = `failed to load ${url} with HTTP ${response.status} ${response.statusText}
${body}`;
return { error: new Error(message) };
}
return { url, blob: response.response };
} catch (error) {
if (isGmCancelled(error)) {
return { error: new Error("download aborted") };
} else {
return { error: fetchError };
}
}
}
function isCrossOrigin(url) {
return new URL(url).origin !== location.origin;
}
function isGmCancelled(error) {
return error instanceof Function;
}
var utils_exports = {};
__export(utils_exports, {
getSafeFileName: () => getSafeFileName,
insertCss: () => insertCss,
isTyping: () => isTyping,
save: () => save,
saveAs: () => saveAs,
timeout: () => timeout,
waitDomContent: () => waitDomContent
});
var timeout = (millisecond) => new Promise((resolve) => setTimeout(resolve, millisecond));
var waitDomContent = (document2) => document2.readyState === "loading" ? new Promise((r) => document2.addEventListener("readystatechange", r, { once: true })) : true;
var insertCss = (css2) => {
const style = document.createElement("style");
style.innerHTML = css2;
document.head.append(style);
};
var isTyping = (event) => event.target?.tagName?.match?.(/INPUT|TEXTAREA/) || event.target?.isContentEditable;
var saveAs = async (blob, name) => {
const a = document.createElement("a");
a.download = name;
a.rel = "noopener";
a.href = URL.createObjectURL(blob);
a.click();
await timeout(4e4);
URL.revokeObjectURL(a.href);
};
var getSafeFileName = (str) => {
return str.replace(/[<>:"/\\|?*\x00-\x1f]+/gi, "").trim() || "download";
};
var save = (blob) => {
return saveAs(blob, `${getSafeFileName(document.title)}.zip`);
};
var import_react_toastify = require("react-toastify");
GM.getResourceText("react-toastify-css").then(insertCss);
var aborterAtom = (0, import_jotai.atom)(null);
var cancelDownloadAtom = (0, import_jotai.atom)(null, (get) => {
get(aborterAtom)?.abort();
});
var startDownloadAtom = (0, import_jotai.atom)(null, async (get, set, options) => {
const aborter = new AbortController();
set(aborterAtom, (previous) => {
previous?.abort();
return aborter;
});
const viewerOptions = get(viewerOptionsAtom);
const source = options?.source ?? viewerOptions.source;
if (!source) {
return;
}
let toastId = null;
addEventListener("beforeunload", confirmDownloadAbort);
try {
toastId = (0, import_react_toastify.toast)( React.createElement(DownloadCancel, { onClick: aborter.abort }), { autoClose: false, progress: 0 });
return await download(source, {
onProgress: reportProgress,
onError: logIfNotAborted,
signal: aborter.signal
});
} finally {
removeEventListener("beforeunload", confirmDownloadAbort);
}
async function reportProgress(event) {
if (!toastId) {
return;
}
const { total, started, settled, rejected, status } = event;
const value = started / total * 0.1 + settled / total * 0.89;
switch (status) {
case "ongoing":
import_react_toastify.toast.update(toastId, { type: rejected > 0 ? "warning" : "default", progress: value });
break;
case "complete":
import_react_toastify.toast.update(toastId, {
type: "success",
render: get(i18nAtom).downloadComplete,
progress: 0.9999
});
await timeout(1e3);
import_react_toastify.toast.done(toastId);
break;
case "error":
import_react_toastify.toast.update(toastId, {
type: "error",
render: get(i18nAtom).errorOccurredWhileDownloading,
progress: 0
});
break;
case "cancelled":
import_react_toastify.toast.done(toastId);
break;
}
}
});
var downloadAndSaveAtom = (0, import_jotai.atom)(null, async (_get, set, options) => {
const zip2 = await set(startDownloadAtom, options);
if (zip2) {
await save(new Blob([zip2]));
}
});
function logIfNotAborted(error) {
if (isNotAbort(error)) {
console.error(error);
}
}
function isNotAbort(error) {
return !/aborted/i.test(`${error}`);
}
function confirmDownloadAbort(event) {
event.preventDefault();
event.returnValue = "";
}
var import_jotai2 = require("jotai");
var gmStorage = {
getItem: GM.getValue,
setItem: GM.setValue,
removeItem: (key) => GM.deleteValue(key),
subscribe: (key, callback) => {
const idPromise = GM.addValueChangeListener(
key,
(_key, _oldValue, newValue) => callback(newValue)
);
return async () => {
const id = await idPromise;
await GM.removeValueChangeListener(id);
};
}
};
function atomWithGmValue(key, defaultValue) {
return (0, import_utils.atomWithStorage)(key, defaultValue, gmStorage, { getOnInit: true });
}
var jsonSessionStorage = (0, import_utils.createJSONStorage)(() => sessionStorage);
function atomWithSession(key, defaultValue) {
return (0, import_utils.atomWithStorage)(
key,
defaultValue,
jsonSessionStorage,
{ getOnInit: true }
);
}
var defaultPreferences = {
backgroundColor: "#eeeeee",
singlePageCount: 1,
maxZoomOutExponent: 3,
maxZoomInExponent: 3,
pageDirection: "rightToLeft",
isFullscreenPreferred: false,
fullscreenNoticeCount: 0
};
var scriptPreferencesAtom = (0, import_jotai2.atom)({});
var preferencesPresetAtom = (0, import_jotai2.atom)("default");
var [backgroundColorAtom] = atomWithPreferences("backgroundColor");
var [singlePageCountStorageAtom] = atomWithPreferences("singlePageCount");
var [maxZoomOutExponentAtom] = atomWithPreferences("maxZoomOutExponent");
var [maxZoomInExponentAtom] = atomWithPreferences("maxZoomInExponent");
var [pageDirectionAtom] = atomWithPreferences("pageDirection");
var [isFullscreenPreferredAtom, isFullscreenPreferredPromiseAtom] = atomWithPreferences(
"isFullscreenPreferred"
);
var [fullscreenNoticeCountAtom, fullscreenNoticeCountPromiseAtom] = atomWithPreferences(
"fullscreenNoticeCount"
);
var wasImmersiveAtom = atomWithSession("vim_comic_viewer.was_immersive", false);
function atomWithPreferences(key) {
const asyncAtomAtom = (0, import_jotai2.atom)((get) => {
const preset = get(preferencesPresetAtom);
const qualifiedKey = `vim_comic_viewer.preferences.${preset}.${key}`;
return atomWithGmValue(qualifiedKey, void 0);
});
const cacheAtom = (0, import_jotai_cache.atomWithCache)((get) => get(get(asyncAtomAtom)));
const manualAtom = (0, import_jotai2.atom)((get) => get(cacheAtom), updater);
const loadableAtom = (0, import_utils.loadable)(manualAtom);
const effectiveAtom = (0, import_jotai2.atom)((get) => {
const value = get(loadableAtom);
if (value.state === "hasData" && value.data !== void 0) {
return value.data;
}
return get(scriptPreferencesAtom)[key] ?? defaultPreferences[key];
}, updater);
return [effectiveAtom, manualAtom];
function updater(get, set, update) {
return set(
get(asyncAtomAtom),
(value) => typeof update === "function" ? Promise.resolve(value).then(update) : update
);
}
}
var globalCss = document.createElement("style");
globalCss.innerHTML = `html, body {
overflow: hidden;
}`;
function hideBodyScrollBar(doHide) {
if (doHide) {
document.head.append(globalCss);
} else {
globalCss.remove();
}
}
async function setFullscreenElement(element) {
if (element) {
await element.requestFullscreen?.();
} else {
await document.exitFullscreen?.();
}
}
function focusWithoutScroll(element) {
element?.focus({ preventScroll: true });
}
function isUserGesturePermissionError(error) {
return error?.message === "Permissions check failed";
}
var fullscreenElementAtom = (0, import_jotai.atom)(null);
var viewerElementAtom = (0, import_jotai.atom)(null);
var isViewerFullscreenAtom = (0, import_jotai.atom)((get) => {
const viewerElement = get(viewerElementAtom);
return !!viewerElement && viewerElement === get(fullscreenElementAtom);
});
var isImmersiveAtom = (0, import_jotai.atom)(false);
var isViewerImmersiveAtom = (0, import_jotai.atom)((get) => get(isImmersiveAtom));
var scrollBarStyleFactorAtom = (0, import_jotai.atom)(
(get) => ({
fullscreenElement: get(fullscreenElementAtom),
viewerElement: get(viewerElementAtom)
}),
(get, set, factors) => {
const { fullscreenElement, viewerElement, isImmersive } = factors;
if (fullscreenElement !== void 0) {
set(fullscreenElementAtom, fullscreenElement);
}
if (viewerElement !== void 0) {
set(viewerElementAtom, viewerElement);
}
if (isImmersive !== void 0) {
set(wasImmersiveAtom, isImmersive);
set(isImmersiveAtom, isImmersive);
}
const canScrollBarDuplicate = !get(isViewerFullscreenAtom) && get(isImmersiveAtom);
hideBodyScrollBar(canScrollBarDuplicate);
}
);
var viewerFullscreenAtom = (0, import_jotai.atom)((get) => {
get(isFullscreenPreferredAtom);
return get(isViewerFullscreenAtom);
}, async (get, _set, value) => {
const element = value ? get(viewerElementAtom) : null;
const { fullscreenElement } = get(scrollBarStyleFactorAtom);
if (element === fullscreenElement) {
return true;
}
const fullscreenChange = new Promise((resolve) => {
addEventListener("fullscreenchange", resolve, { once: true });
});
try {
await setFullscreenElement(element);
await fullscreenChange;
return true;
} catch (error) {
if (isUserGesturePermissionError(error)) {
return false;
}
throw error;
}
});
var transitionDeferredAtom = (0, import_jotai.atom)({});
var transitionLockAtom = (0, import_jotai.atom)(null, async (get, set) => {
const { deferred: previousLock } = get(transitionDeferredAtom);
const lock = deferred();
set(transitionDeferredAtom, { deferred: lock });
await previousLock;
return { deferred: lock };
});
var isFullscreenPreferredSettingsAtom = (0, import_jotai.atom)(
(get) => get(isFullscreenPreferredAtom),
async (get, set, value) => {
const promise = set(isFullscreenPreferredAtom, value);
const appliedValue = value === import_utils.RESET ? (await promise, get(isFullscreenPreferredAtom)) : value;
const lock = await set(transitionLockAtom);
try {
const wasImmersive = get(wasImmersiveAtom);
const shouldEnterFullscreen = appliedValue && wasImmersive;
await set(viewerFullscreenAtom, shouldEnterFullscreen);
} finally {
lock.deferred.resolve();
}
}
);
var beforeRepaintAtom = (0, import_jotai.atom)({});
var useBeforeRepaint = () => {
const { task } = (0, import_jotai.useAtomValue)(beforeRepaintAtom);
(0, import_react3.useLayoutEffect)(() => {
task?.();
}, [task]);
};
function getCurrentRow({ elements, viewportHeight }) {
if (!elements.length) {
return;
}
const scrollCenter = viewportHeight / 2;
const pages = elements.map((page) => ({
page,
rect: page.getBoundingClientRect()
}));
return pages.filter(isCenterCrossing);
function isCenterCrossing({ rect: { y, height } }) {
return y <= scrollCenter && y + height >= scrollCenter;
}
}
function isVisible(element) {
if ("checkVisibility" in element) {
return element.checkVisibility();
}
const { x, y, width, height } = element.getBoundingClientRect();
const elements = document.elementsFromPoint(x + width / 2, y + height / 2);
return elements.includes(element);
}
function hasNoticeableDifference(middle, lastMiddle) {
return Math.abs(middle - lastMiddle) > 0.01;
}
function getInPageRatio({ page, viewportHeight }) {
const scrollCenter = viewportHeight / 2;
const { y, height } = page.rect;
return 1 - (y + height - scrollCenter) / height;
}
function getScrollPage(middle, container) {
const element = getPagesFromScrollElement(container)?.item(Math.floor(middle));
return element instanceof HTMLElement ? element : null;
}
function getCurrentMiddleFromScrollElement({
scrollElement,
previousMiddle
}) {
const elements = getPagesFromScrollElement(scrollElement);
if (!elements || !scrollElement) {
return null;
}
return getPageScroll({
elements: [...elements],
viewportHeight: scrollElement.getBoundingClientRect().height,
previousMiddle
});
}
function getNewSizeIfResized({ scrollElement, previousSize }) {
if (!scrollElement) {
return;
}
const { width, height } = scrollElement.getBoundingClientRect();
const scrollHeight = scrollElement.scrollHeight;
const { width: previousWidth, height: previousHeight, scrollHeight: previousScrollHeight } = previousSize;
const needsScrollRestoration = previousWidth === 0 || previousHeight === 0 || previousWidth !== width || previousHeight !== height || previousScrollHeight !== scrollHeight;
return needsScrollRestoration ? { width, height, scrollHeight } : void 0;
}
function navigateByPointer(scrollElement, event) {
const height = scrollElement?.clientHeight;
if (!height || event.button !== 0) {
return;
}
event.preventDefault();
const isTop = event.clientY < height / 2;
if (isTop) {
goToPreviousArea(scrollElement);
} else {
goToNextArea(scrollElement);
}
}
function goToPreviousArea(scrollElement) {
const page = getCurrentPageFromScrollElement({ scrollElement, previousMiddle: Infinity });
if (!page || !scrollElement) {
return;
}
const { height: viewerHeight, top: viewerTop } = scrollElement.getBoundingClientRect();
const ignorableHeight = viewerHeight * 0.05;
const { top: pageTop } = page.getBoundingClientRect();
const remainingHeight = viewerTop - pageTop;
const needsPartialScroll = remainingHeight > ignorableHeight;
if (needsPartialScroll) {
const divisor = Math.ceil(remainingHeight / viewerHeight);
const yDiff = -Math.ceil(remainingHeight / divisor);
scrollElement.scrollBy({ top: yDiff });
} else {
goToPreviousRow(page);
}
}
function goToNextArea(scrollElement) {
const page = getCurrentPageFromScrollElement({ scrollElement, previousMiddle: 0 });
if (!page || !scrollElement) {
return;
}
const { height: viewerHeight, bottom: viewerBottom } = scrollElement.getBoundingClientRect();
const ignorableHeight = viewerHeight * 0.05;
const { bottom: pageBottom } = page.getBoundingClientRect();
const remainingHeight = pageBottom - viewerBottom;
const needsPartialScroll = remainingHeight > ignorableHeight;
if (needsPartialScroll) {
const divisor = Math.ceil(remainingHeight / viewerHeight);
const yDiff = Math.ceil(remainingHeight / divisor);
scrollElement.scrollBy({ top: yDiff });
} else {
goToNextRow(page);
}
}
function toWindowScroll({ middle, lastMiddle, noSyncScroll, forFullscreen, scrollElement }) {
if (noSyncScroll || !forFullscreen && !hasNoticeableDifference(middle, lastMiddle)) {
return;
}
const page = getScrollPage(middle, scrollElement);
const src = page?.querySelector("img[src], video[src]")?.src;
if (!src) {
return;
}
const original = findOriginElement(src, page);
if (!original) {
return;
}
const rect = original.getBoundingClientRect();
const ratio = middle - Math.floor(middle);
const top = scrollY + rect.y + rect.height * ratio - innerHeight / 2;
return top;
}
function getYDifferenceFromPrevious({ scrollable, middle }) {
const page = getScrollPage(middle, scrollable);
if (!page || !scrollable || scrollable.clientHeight < 1) {
return;
}
const { height: scrollableHeight } = scrollable.getBoundingClientRect();
const { y: pageY, height: pageHeight } = page.getBoundingClientRect();
const ratio = middle - Math.floor(middle);
const restoredYDiff = pageY + pageHeight * ratio - scrollableHeight / 2;
return restoredYDiff;
}
function getAbovePageIndex(scrollElement) {
const children = getPagesFromScrollElement(scrollElement);
if (!children || !scrollElement) {
return;
}
const elements = [...children];
const currentRow = getCurrentRow({ elements, viewportHeight: scrollElement.clientHeight });
const firstPage = currentRow?.[0]?.page;
return firstPage ? elements.indexOf(firstPage) : void 0;
}
function findOriginElement(src, page) {
const fileName = src.split("/").pop()?.split("?")[0];
const candidates = document.querySelectorAll(
`img[src*="${fileName}"], video[src*="${fileName}"]`
);
const originals = [...candidates].filter(
(media) => media.src === src && media.parentElement !== page && isVisible(media)
);
if (originals.length === 1) {
return originals[0];
}
const links = document.querySelectorAll(`a[href*="${fileName}"`);
const visibleLinks = [...links].filter(isVisible);
if (visibleLinks.length === 1) {
return visibleLinks[0];
}
}
function goToNextRow(currentPage) {
const epsilon = 0.01;
const currentPageBottom = currentPage.getBoundingClientRect().bottom - epsilon;
let page = currentPage;
while (page.nextElementSibling) {
page = page.nextElementSibling;
const pageTop = page.getBoundingClientRect().top;
const isNextPage = currentPageBottom <= pageTop;
if (isNextPage) {
page.scrollIntoView({ behavior: "instant", block: "start" });
return;
}
}
page.scrollIntoView({ behavior: "instant", block: "end" });
}
function goToPreviousRow(currentPage) {
const epsilon = 0.01;
const currentPageTop = currentPage.getBoundingClientRect().top + epsilon;
let page = currentPage;
while (page.previousElementSibling) {
page = page.previousElementSibling;
const pageBottom = page.getBoundingClientRect().bottom;
const isPreviousPage = pageBottom <= currentPageTop;
if (isPreviousPage) {
page.scrollIntoView({ behavior: "instant", block: "end" });
return;
}
}
page.scrollIntoView({ behavior: "instant", block: "start" });
}
function getCurrentPageFromScrollElement({ scrollElement, previousMiddle }) {
const middle = getCurrentMiddleFromScrollElement({ scrollElement, previousMiddle });
if (!middle || !scrollElement) {
return null;
}
return getScrollPage(middle, scrollElement);
}
function getPageScroll(params) {
const currentPage = getCurrentPageFromElements(params);
return currentPage ? getMiddle(currentPage) : void 0;
function getMiddle(page) {
const { viewportHeight, elements } = params;
const ratio = getInPageRatio({ page, viewportHeight });
return elements.indexOf(page.page) + ratio;
}
}
function getCurrentPageFromElements({ elements, viewportHeight, previousMiddle }) {
const currentRow = getCurrentRow({ elements, viewportHeight });
if (!currentRow) {
return;
}
return selectColumn(currentRow);
function selectColumn(row) {
const firstPage = row.find(({ page: page2 }) => page2 === elements[0]);
if (firstPage) {
return firstPage;
}
const lastPage = row.find(({ page: page2 }) => page2 === elements.at(-1));
if (lastPage) {
return lastPage;
}
const half = Math.floor(row.length / 2);
if (row.length % 2 === 1) {
return row[half];
}
const page = row[half]?.page;
if (!page) {
return;
}
const centerNextTop = elements.indexOf(page);
const previousMiddlePage = previousMiddle < centerNextTop ? row[half - 1] : row[half];
return previousMiddlePage;
}
}
function getPagesFromScrollElement(scrollElement) {
return scrollElement?.firstElementChild?.children;
}
function toViewerScroll({ scrollable, lastWindowToViewerMiddle, noSyncScroll }) {
if (!scrollable || noSyncScroll) {
return;
}
const viewerMedia = [
...scrollable.querySelectorAll("img[src], video[src]")
];
const urlToViewerPages =  new Map();
for (const media2 of viewerMedia) {
urlToViewerPages.set(media2.src, media2);
}
const urls = [...urlToViewerPages.keys()];
const media = getUrlMedia(urls);
const siteMedia = media.filter((medium) => !viewerMedia.includes(medium));
const visibleMedia = siteMedia.filter(isVisible);
const viewportHeight = visualViewport?.height ?? innerHeight;
const currentRow = getCurrentRow({ elements: visibleMedia, viewportHeight });
if (!currentRow) {
return;
}
const indexed = currentRow.map((sized) => [sized, getUrlIndex(sized.page, urls)]);
const last = lastWindowToViewerMiddle - 0.5;
const sorted = indexed.sort((a, b) => Math.abs(a[1] - last) - Math.abs(b[1] - last));
const [page, index] = sorted[0] ?? [];
if (!page || index === void 0) {
return;
}
const pageRatio = getInPageRatio({ page, viewportHeight });
const snappedRatio = Math.abs(pageRatio - 0.5) < 0.1 ? 0.5 : pageRatio;
if (!hasNoticeableDifference(index + snappedRatio, lastWindowToViewerMiddle)) {
return;
}
return index + snappedRatio;
}
function getUrlMedia(urls) {
const media = document.querySelectorAll("img, video");
return [...media].filter((medium) => getUrlIndex(medium, urls) !== -1);
}
function getUrlIndex(medium, urls) {
if (medium instanceof HTMLImageElement) {
const img = medium;
const parent = img.parentElement;
const imgUrlIndex = urls.findIndex((x) => x === img.src);
const pictureUrlIndex = parent instanceof HTMLPictureElement ? getUrlIndexFromSrcset(parent, urls) : -1;
return imgUrlIndex === -1 ? pictureUrlIndex : imgUrlIndex;
} else if (medium instanceof HTMLVideoElement) {
const video = medium;
const videoUrlIndex = urls.findIndex((x) => x === video.src);
const srcsetUrlIndex = getUrlIndexFromSrcset(video, urls);
return videoUrlIndex === -1 ? srcsetUrlIndex : videoUrlIndex;
}
return -1;
}
function getUrlIndexFromSrcset(media, urls) {
for (const url of getUrlsFromSources(media)) {
const index = urls.findIndex((x) => x === url);
if (index !== -1) {
return index;
}
}
return -1;
}
function getUrlsFromSources(picture) {
const sources = [...picture.querySelectorAll("source")];
return sources.flatMap((x) => getSrcFromSrcset(x.srcset));
}
function getSrcFromSrcset(srcset) {
return srcset.split(",").map((x) => x.split(/\s+/)[0]).filter((x) => x !== void 0);
}
var scrollElementStateAtom = (0, import_jotai.atom)(null);
var scrollElementAtom = (0, import_jotai.atom)((get) => get(scrollElementStateAtom)?.div ?? null);
var scrollElementSizeAtom = (0, import_jotai.atom)({ width: 0, height: 0, scrollHeight: 0 });
var pageScrollMiddleAtom = (0, import_jotai.atom)(0.5);
var lastViewerToWindowMiddleAtom = (0, import_jotai.atom)(-1);
var lastWindowToViewerMiddleAtom = (0, import_jotai.atom)(-1);
var transferWindowScrollToViewerAtom = (0, import_jotai.atom)(null, (get, set) => {
const scrollable = get(scrollElementAtom);
const lastWindowToViewerMiddle = get(lastWindowToViewerMiddleAtom);
const noSyncScroll = get(viewerOptionsAtom).noSyncScroll ?? false;
const middle = toViewerScroll({ scrollable, lastWindowToViewerMiddle, noSyncScroll });
if (!middle) {
return;
}
set(pageScrollMiddleAtom, middle);
set(lastWindowToViewerMiddleAtom, middle);
});
var transferViewerScrollToWindowAtom = (0, import_jotai.atom)(
null,
(get, set, { forFullscreen } = {}) => {
const middle = get(pageScrollMiddleAtom);
const scrollElement = get(scrollElementAtom);
const lastMiddle = get(lastViewerToWindowMiddleAtom);
const noSyncScroll = get(viewerOptionsAtom).noSyncScroll ?? false;
const top = toWindowScroll({ middle, lastMiddle, scrollElement, noSyncScroll, forFullscreen });
if (top !== void 0) {
set(lastViewerToWindowMiddleAtom, middle);
scroll({ behavior: "instant", top });
}
}
);
var synchronizeScrollAtom = (0, import_jotai.atom)(null, (get, set) => {
const scrollElement = get(scrollElementAtom);
if (!scrollElement) {
return;
}
if (set(correctScrollAtom)) {
return;
}
const middle = getCurrentMiddleFromScrollElement({
scrollElement,
previousMiddle: get(pageScrollMiddleAtom)
});
if (middle) {
set(pageScrollMiddleAtom, middle);
set(transferViewerScrollToWindowAtom);
}
});
var correctScrollAtom = (0, import_jotai.atom)(null, (get, set) => {
const scrollElement = get(scrollElementAtom);
const previousSize = get(scrollElementSizeAtom);
const newSize = getNewSizeIfResized({ scrollElement, previousSize });
if (!newSize) {
return false;
}
set(scrollElementSizeAtom, newSize);
set(restoreScrollAtom);
return true;
});
var restoreScrollAtom = (0, import_jotai.atom)(null, (get, set) => {
const middle = get(pageScrollMiddleAtom);
const scrollable = get(scrollElementAtom);
const restored = getYDifferenceFromPrevious({ scrollable, middle });
if (restored != null) {
scrollable?.scrollBy({ top: restored });
set(beforeRepaintAtom, { task: () => set(correctScrollAtom) });
}
});
var goNextAtom = (0, import_jotai.atom)(null, (get) => {
goToNextArea(get(scrollElementAtom));
});
var goPreviousAtom = (0, import_jotai.atom)(null, (get) => {
goToPreviousArea(get(scrollElementAtom));
});
var navigateAtom = (0, import_jotai.atom)(null, (get, _set, event) => {
navigateByPointer(get(scrollElementAtom), event);
});
var singlePageCountAtom = (0, import_jotai.atom)(
(get) => get(singlePageCountStorageAtom),
async (get, set, value) => {
const clampedValue = typeof value === "number" ? Math.max(0, value) : value;
const middle = get(pageScrollMiddleAtom);
const scrollElement = get(scrollElementAtom);
await set(singlePageCountStorageAtom, clampedValue);
set(beforeRepaintAtom, {
task: () => {
const yDifference = getYDifferenceFromPrevious({ scrollable: scrollElement, middle });
if (yDifference != null) {
scrollElement?.scrollBy({ top: yDifference });
}
set(pageScrollMiddleAtom, middle);
}
});
}
);
var anchorSinglePageCountAtom = (0, import_jotai.atom)(null, (get, set) => {
const scrollElement = get(scrollElementAtom);
const abovePageIndex = getAbovePageIndex(scrollElement);
if (abovePageIndex !== void 0) {
set(singlePageCountAtom, abovePageIndex);
}
});
var maxSizeStateAtom = (0, import_jotai.atom)({ width: screen.width, height: screen.height });
var maxSizeAtom = (0, import_jotai.atom)(
(get) => get(maxSizeStateAtom),
(get, set, size) => {
const current = get(maxSizeStateAtom);
if (size.width <= current.width && size.height <= current.height) {
return;
}
set(maxSizeStateAtom, {
width: Math.max(size.width, current.width),
height: Math.max(size.height, current.height)
});
}
);
var mediaSourcesAtom = (0, import_jotai.atom)([]);
var pageAtomsAtom = (0, import_jotai.atom)([]);
var refreshMediaSourceAtom = (0, import_jotai.atom)(null, async (get, set, params) => {
const { source } = get(viewerOptionsAtom);
if (!source) {
return;
}
const medias = await source({ ...params, maxSize: get(maxSizeAtom) });
if (source !== get(viewerOptionsAtom).source) {
return;
}
if (!Array.isArray(medias)) {
throw new Error(`Invalid comic source type: ${typeof medias}`);
}
set(mediaSourcesAtom, medias);
if (params.cause === "load" && params.page === void 0) {
set(
pageAtomsAtom,
medias.map((media, index) => createPageAtom({ initialSource: media, index, set }))
);
}
if (params.page !== void 0) {
return medias[params.page];
}
});
function createPageAtom(params) {
const { initialSource, index, set } = params;
const triedUrls = [];
let div = null;
const stateAtom = (0, import_jotai.atom)({
status: "loading",
source: initialSource ? toAdvancedObject(initialSource) : { src: void 0 }
});
const loadAtom = (0, import_jotai.atom)(null, async (get, set2, cause) => {
switch (cause) {
case "load":
triedUrls.length = 0;
break;
case "error":
break;
}
if (isComplete()) {
return;
}
let newSource;
try {
newSource = await set2(refreshMediaSourceAtom, { cause, page: index });
} catch (error) {
console.error(error);
set2(stateAtom, (previous) => ({
...previous,
status: "error",
urls: Array.from(triedUrls)
}));
return;
}
if (isComplete()) {
return;
}
if (isDelay(newSource)) {
set2(stateAtom, { status: "error", urls: [], source: { src: void 0 } });
return;
}
const source = toAdvancedSource(newSource);
triedUrls.push(source.src);
set2(stateAtom, { status: "loading", source });
function isComplete() {
return get(stateAtom).status === "complete";
}
});
const aggregateAtom = (0, import_jotai.atom)((get) => {
get(loadAtom);
const state = get(stateAtom);
const scrollElementSize = get(scrollElementSizeAtom);
const compactWidthIndex = get(singlePageCountAtom);
const maxZoomInExponent = get(maxZoomInExponentAtom);
const maxZoomOutExponent = get(maxZoomOutExponentAtom);
const { src, width, height } = state.source ?? {};
const ratio = getImageToViewerSizeRatio({
viewerSize: scrollElementSize,
imgSize: { width, height }
});
const shouldBeOriginalSize = shouldMediaBeOriginalSize({
maxZoomInExponent,
maxZoomOutExponent,
mediaRatio: ratio
});
const isLarge = ratio > 1;
const canMessUpRow = shouldBeOriginalSize && isLarge;
const mediaProps = { src, onError: reload };
const divCss = {
...shouldBeOriginalSize ? { minHeight: scrollElementSize.height, height: "auto" } : { height: scrollElementSize.height },
...state.status !== "complete" ? { aspectRatio: width && height ? `${width} / ${height}` : "3 / 4" } : {}
};
const page = {
index,
state,
div,
setDiv: (newDiv) => {
div = newDiv;
},
reloadAtom: loadAtom,
fullWidth: index < compactWidthIndex || canMessUpRow,
shouldBeOriginalSize,
divCss,
imageProps: state.source && state.source.type !== "video" ? { ...mediaProps, onLoad: setCompleteState } : void 0,
videoProps: state.source?.type === "video" ? {
...mediaProps,
controls: true,
autoPlay: true,
loop: true,
muted: true,
onLoadedMetadata: setCompleteState
} : void 0
};
return page;
});
async function reload() {
const isOverMaxRetry = triedUrls.length > MAX_RETRY_COUNT;
const urlCountMap = triedUrls.reduce((acc, url) => {
acc[url] = (acc[url] ?? 0) + 1;
return acc;
}, {});
const isOverSameUrlRetry = Object.values(urlCountMap).some(
(count) => count > MAX_SAME_URL_RETRY_COUNT
);
if (isOverMaxRetry || isOverSameUrlRetry) {
set(stateAtom, (previous) => ({
...previous,
status: "error",
urls: [...new Set(triedUrls)]
}));
return;
}
set(stateAtom, (previous) => ({
status: "loading",
source: { ...previous.source, src: void 0 }
}));
await set(loadAtom, "error");
}
function setCompleteState(event) {
const element = event.currentTarget;
set(stateAtom, {
status: "complete",
source: {
src: element.src,
...element instanceof HTMLImageElement ? {
type: "image",
width: element.naturalWidth,
height: element.naturalHeight
} : {
type: "video",
width: element.videoWidth,
height: element.videoHeight
}
}
});
}
if (isDelay(initialSource)) {
set(loadAtom, "load");
}
return aggregateAtom;
}
function getImageToViewerSizeRatio({ viewerSize, imgSize }) {
if (!imgSize.height && !imgSize.width) {
return 1;
}
return Math.max(
(imgSize.height ?? 0) / viewerSize.height,
(imgSize.width ?? 0) / viewerSize.width
);
}
function shouldMediaBeOriginalSize({ maxZoomOutExponent, maxZoomInExponent, mediaRatio }) {
const minZoomRatio = Math.sqrt(2) ** maxZoomOutExponent;
const maxZoomRatio = Math.sqrt(2) ** maxZoomInExponent;
const isOver = minZoomRatio < mediaRatio || mediaRatio < 1 / maxZoomRatio;
return isOver;
}
var externalFocusElementAtom = (0, import_jotai.atom)(null);
var setViewerImmersiveAtom = (0, import_jotai.atom)(null, async (get, set, value) => {
const lock = await set(transitionLockAtom);
try {
await transactImmersive(get, set, value);
} finally {
lock.deferred.resolve();
}
});
async function transactImmersive(get, set, value) {
if (get(isViewerImmersiveAtom) === value) {
return;
}
if (value) {
set(externalFocusElementAtom, (previous) => previous ? previous : document.activeElement);
set(transferWindowScrollToViewerAtom);
}
const scrollable = get(scrollElementAtom);
if (!scrollable) {
return;
}
const { fullscreenElement } = get(scrollBarStyleFactorAtom);
try {
if (get(isFullscreenPreferredAtom)) {
const isAccepted = await set(viewerFullscreenAtom, value);
if (!isAccepted) {
const noticeCount = await get(fullscreenNoticeCountPromiseAtom) ?? 0;
if (shouldShowF11Guide({ noticeCount })) {
showF11Guide();
return;
}
}
}
} finally {
set(scrollBarStyleFactorAtom, { isImmersive: value });
if (value) {
focusWithoutScroll(scrollable);
} else {
if (fullscreenElement) {
set(transferViewerScrollToWindowAtom, { forFullscreen: true });
}
const externalFocusElement = get(externalFocusElementAtom);
focusWithoutScroll(externalFocusElement);
}
}
function showF11Guide() {
(0, import_react_toastify.toast)(get(i18nAtom).fullScreenRestorationGuide, {
type: "info",
onClose: () => {
set(fullscreenNoticeCountPromiseAtom, (count) => (count ?? 0) + 1);
}
});
}
}
var isBeforeUnloadAtom = (0, import_jotai.atom)(false);
var beforeUnloadAtom = (0, import_jotai.atom)(null, async (_get, set) => {
set(isBeforeUnloadAtom, true);
await waitUnloadFinishRoughly();
set(isBeforeUnloadAtom, false);
});
beforeUnloadAtom.onMount = (set) => {
addEventListener("beforeunload", set);
return () => removeEventListener("beforeunload", set);
};
var fullscreenSynchronizationAtom = (0, import_jotai.atom)(
(get) => {
get(isBeforeUnloadAtom);
return get(scrollBarStyleFactorAtom).fullscreenElement;
},
(get, set, element) => {
const isFullscreenPreferred = get(isFullscreenPreferredAtom);
const isFullscreen = element === get(scrollBarStyleFactorAtom).viewerElement;
const wasImmersive = get(isViewerImmersiveAtom);
const isViewerFullscreenExit = wasImmersive && !isFullscreen;
const isNavigationExit = get(isBeforeUnloadAtom);
const shouldExitImmersive = isFullscreenPreferred && isViewerFullscreenExit && !isNavigationExit;
set(scrollBarStyleFactorAtom, {
fullscreenElement: element,
isImmersive: shouldExitImmersive ? false : void 0
});
}
);
fullscreenSynchronizationAtom.onMount = (set) => {
const notify = () => set(document.fullscreenElement ?? null);
document.addEventListener("fullscreenchange", notify);
return () => document.removeEventListener("fullscreenchange", notify);
};
var setViewerElementAtom = (0, import_jotai.atom)(null, (_get, set, element) => {
set(scrollBarStyleFactorAtom, { viewerElement: element });
});
var viewerModeAtom = (0, import_jotai.atom)((get) => {
const isFullscreen = get(viewerFullscreenAtom);
const isImmersive = get(isViewerImmersiveAtom);
return isFullscreen ? "fullscreen" : isImmersive ? "window" : "normal";
});
var setViewerOptionsAtom = (0, import_jotai.atom)(null, async (get, set, options) => {
try {
const { source } = options;
const previousOptions = get(viewerOptionsAtom);
const shouldLoadSource = source && source !== previousOptions.source;
if (!shouldLoadSource) {
return;
}
set(viewerStatusAtom, (previous) => previous === "complete" ? "complete" : "loading");
set(viewerOptionsAtom, options);
await set(refreshMediaSourceAtom, { cause: "load" });
set(viewerStatusAtom, "complete");
} catch (error) {
set(viewerStatusAtom, "error");
throw error;
}
});
var reloadErroredAtom = (0, import_jotai.atom)(null, (get, set) => {
stop();
for (const page of get(pageAtomsAtom).map(get)) {
if (page.state.status !== "complete") {
set(page.reloadAtom, "load");
}
}
});
var toggleImmersiveAtom = (0, import_jotai.atom)(null, async (get, set) => {
const hasPermissionIssue = get(viewerModeAtom) === "window" && get(isFullscreenPreferredAtom);
if (hasPermissionIssue) {
await set(viewerFullscreenAtom, true);
return;
}
await set(setViewerImmersiveAtom, !get(isViewerImmersiveAtom));
});
var toggleFullscreenAtom = (0, import_jotai.atom)(null, async (get, set) => {
set(isFullscreenPreferredSettingsAtom, !get(isFullscreenPreferredSettingsAtom));
if (get(viewerModeAtom) === "normal") {
await set(setViewerImmersiveAtom, true);
}
});
var blockSelectionAtom = (0, import_jotai.atom)(null, (_get, set, event) => {
if (event.detail >= 2) {
event.preventDefault();
}
if (event.buttons === 3) {
set(toggleImmersiveAtom);
event.preventDefault();
}
});
async function waitUnloadFinishRoughly() {
for (let i = 0; i < 5; i++) {
await timeout(100);
}
}
function shouldShowF11Guide({ noticeCount }) {
const isUserFullscreen = innerHeight === screen.height || innerWidth === screen.width;
return noticeCount < 3 && !isUserFullscreen;
}
var controllerPrimitiveAtom = (0, import_jotai.atom)(null);
var controllerAtom = (0, import_jotai.atom)((get) => get(controllerPrimitiveAtom), (get, set) => {
const existing = get(controllerPrimitiveAtom);
if (existing) {
return existing;
}
const controller = new Controller(get, set);
set(controllerPrimitiveAtom, controller);
return controller;
});
controllerAtom.onMount = (set) => void set();
var effectivePreferencesAtom = (0, import_jotai.atom)(
(get) => ({
backgroundColor: get(backgroundColorAtom),
singlePageCount: get(singlePageCountStorageAtom),
maxZoomOutExponent: get(maxZoomOutExponentAtom),
maxZoomInExponent: get(maxZoomInExponentAtom),
pageDirection: get(pageDirectionAtom),
isFullscreenPreferred: get(isFullscreenPreferredAtom),
fullscreenNoticeCount: get(fullscreenNoticeCountAtom)
}),
(get, set, update) => {
if (typeof update === "function") {
const preferences = get(effectivePreferencesAtom);
const newPreferences = update(preferences);
return updatePreferences(newPreferences);
}
return updatePreferences(update);
function updatePreferences(preferences) {
return Promise.all([
updateIfDefined(backgroundColorAtom, preferences.backgroundColor),
updateIfDefined(singlePageCountAtom, preferences.singlePageCount),
updateIfDefined(maxZoomOutExponentAtom, preferences.maxZoomOutExponent),
updateIfDefined(maxZoomInExponentAtom, preferences.maxZoomInExponent),
updateIfDefined(pageDirectionAtom, preferences.pageDirection),
updateIfDefined(isFullscreenPreferredAtom, preferences.isFullscreenPreferred),
updateIfDefined(fullscreenNoticeCountAtom, preferences.fullscreenNoticeCount)
]);
}
function updateIfDefined(atom3, value) {
return value !== void 0 ? set(atom3, value) : Promise.resolve();
}
}
);
var Controller = class {
constructor(get, set) {
this.get = get;
this.set = set;
addEventListener("keydown", this.defaultGlobalKeyHandler);
this.elementKeyHandler = this.defaultElementKeyHandler;
}
currentElementKeyHandler = null;
get options() {
return this.get(viewerOptionsAtom);
}
get status() {
return this.get(viewerStatusAtom);
}
get container() {
return this.get(scrollBarStyleFactorAtom).viewerElement;
}
downloader = {
download: (options) => this.set(startDownloadAtom, options),
downloadAndSave: (options) => this.set(downloadAndSaveAtom, options),
cancel: () => this.set(cancelDownloadAtom)
};
get pages() {
return this.get(pageAtomsAtom).map(this.get);
}
get viewerMode() {
return this.get(viewerModeAtom);
}
get effectivePreferences() {
return this.get(effectivePreferencesAtom);
}
set elementKeyHandler(handler) {
const { currentElementKeyHandler, container } = this;
const scrollable = this.container?.querySelector("div[data-overlayscrollbars-viewport]");
if (currentElementKeyHandler) {
container?.removeEventListener("keydown", currentElementKeyHandler);
scrollable?.removeEventListener("keydown", currentElementKeyHandler);
}
if (handler) {
container?.addEventListener("keydown", handler);
scrollable?.addEventListener("keydown", handler);
}
}
setOptions = (value) => {
return this.set(setViewerOptionsAtom, value);
};
goPrevious = () => {
this.set(goPreviousAtom);
};
goNext = () => {
this.set(goNextAtom);
};
setManualPreferences = (value) => {
return this.set(effectivePreferencesAtom, value);
};
setScriptPreferences = ({
manualPreset,
preferences
}) => {
if (manualPreset) {
this.set(preferencesPresetAtom, manualPreset);
}
if (preferences) {
this.set(scriptPreferencesAtom, preferences);
}
};
setImmersive = (value) => {
return this.set(setViewerImmersiveAtom, value);
};
setIsFullscreenPreferred = (value) => {
return this.set(isFullscreenPreferredSettingsAtom, value);
};
toggleImmersive = () => {
this.set(toggleImmersiveAtom);
};
toggleFullscreen = () => {
this.set(toggleFullscreenAtom);
};
reloadErrored = () => {
this.set(reloadErroredAtom);
};
unmount = () => {
return this.get(rootAtom)?.unmount();
};
defaultElementKeyHandler = (event) => {
if (maybeNotHotkey(event)) {
return false;
}
const isHandled = this.handleElementKey(event);
if (isHandled) {
event.stopPropagation();
event.preventDefault();
}
return isHandled;
};
defaultGlobalKeyHandler = (event) => {
if (maybeNotHotkey(event)) {
return false;
}
if (["KeyI", "Numpad0", "Enter"].includes(event.code)) {
if (event.shiftKey) {
this.toggleFullscreen();
} else {
this.toggleImmersive();
}
return true;
}
return false;
};
handleElementKey(event) {
switch (event.code) {
case "KeyJ":
case "ArrowDown":
case "KeyQ":
this.goNext();
return true;
case "KeyK":
case "ArrowUp":
this.goPrevious();
return true;
case "KeyH":
case "ArrowLeft":
if (this.options.onPreviousSeries) {
this.options.onPreviousSeries();
return true;
}
return false;
case "KeyL":
case "ArrowRight":
case "KeyW":
if (this.options.onNextSeries) {
this.options.onNextSeries();
return true;
}
return false;
case "Semicolon":
this.downloader?.downloadAndSave();
return true;
case "Comma":
void this.addSinglePageCount(-1);
return true;
case "Period":
void this.addSinglePageCount(1);
return true;
case "Slash":
this.set(anchorSinglePageCountAtom);
return true;
case "Quote":
this.reloadErrored();
return true;
default:
return false;
}
}
async addSinglePageCount(diff) {
await this.setManualPreferences((preferences) => ({
...preferences,
singlePageCount: this.effectivePreferences.singlePageCount + diff
}));
}
};
function maybeNotHotkey(event) {
const { ctrlKey, altKey, metaKey } = event;
return ctrlKey || altKey || metaKey || isTyping(event);
}
var setScrollElementAtom = (0, import_jotai.atom)(null, async (get, set, div) => {
const previous = get(scrollElementStateAtom);
if (previous?.div === div) {
return;
}
previous?.resizeObserver.disconnect();
if (div === null) {
set(scrollElementStateAtom, null);
return;
}
const setScrollElementSize = () => {
const size = div.getBoundingClientRect();
set(maxSizeAtom, size);
set(correctScrollAtom);
};
const resizeObserver = new ResizeObserver(setScrollElementSize);
resizeObserver.observe(div);
resizeObserver.observe(div.firstElementChild);
div.addEventListener("wheel", navigateWithWheel);
function navigateWithWheel(event) {
const unit = event.deltaMode === WheelEvent.DOM_DELTA_PIXEL ? 10 : 1;
const diff = event.deltaY / unit;
if (diff >= 1) {
set(goNextAtom);
} else if (diff <= -1) {
set(goPreviousAtom);
}
event.preventDefault();
event.stopPropagation();
}
set(scrollElementStateAtom, { div, resizeObserver });
setScrollElementSize();
await get(isFullscreenPreferredPromiseAtom);
await set(setViewerImmersiveAtom, get(wasImmersiveAtom));
return () => {
div.removeEventListener("wheel", navigateWithWheel);
};
});
var Svg = styled("svg", {
opacity: "50%",
filter: "drop-shadow(0 0 1px white) drop-shadow(0 0 1px white)",
color: "black"
});
var downloadCss = { width: "40px" };
var fullscreenCss = {
position: "absolute",
right: "1%",
bottom: "1%"
};
var IconButton = styled("button", {
display: "flex",
padding: 0,
border: "none",
background: "transparent",
cursor: "pointer",
"& > svg": {
pointerEvents: "none"
},
"&:hover > svg": {
opacity: "100%",
transform: "scale(1.1)"
},
"&:focus > svg": {
opacity: "100%"
}
});
var DownloadButton = (props) =>  React.createElement(IconButton, { ...props },  React.createElement(
Svg,
{
version: "1.1",
xmlns: "http://www.w3.org/2000/svg",
x: "0px",
y: "0px",
viewBox: "0 -34.51 122.88 122.87",
css: downloadCss
},
React.createElement("g", null,  React.createElement("path", { d: "M58.29,42.08V3.12C58.29,1.4,59.7,0,61.44,0s3.15,1.4,3.15,3.12v38.96L79.1,29.4c1.3-1.14,3.28-1.02,4.43,0.27 s1.03,3.25-0.27,4.39L63.52,51.3c-1.21,1.06-3.01,1.03-4.18-0.02L39.62,34.06c-1.3-1.14-1.42-3.1-0.27-4.39 c1.15-1.28,3.13-1.4,4.43-0.27L58.29,42.08L58.29,42.08L58.29,42.08z M0.09,47.43c-0.43-1.77,0.66-3.55,2.43-3.98 c1.77-0.43,3.55,0.66,3.98,2.43c1.03,4.26,1.76,7.93,2.43,11.3c3.17,15.99,4.87,24.57,27.15,24.57h52.55 c20.82,0,22.51-9.07,25.32-24.09c0.67-3.6,1.4-7.5,2.44-11.78c0.43-1.77,2.21-2.86,3.98-2.43c1.77,0.43,2.85,2.21,2.43,3.98 c-0.98,4.02-1.7,7.88-2.36,11.45c-3.44,18.38-5.51,29.48-31.8,29.48H36.07C8.37,88.36,6.3,77.92,2.44,58.45 C1.71,54.77,0.98,51.08,0.09,47.43L0.09,47.43z" }))
));
var FullscreenButton = (props) =>  React.createElement(IconButton, { css: fullscreenCss, ...props },  React.createElement(
Svg,
{
version: "1.1",
xmlns: "http://www.w3.org/2000/svg",
x: "0px",
y: "0px",
viewBox: "0 0 122.88 122.87",
width: "40px"
},
React.createElement("g", null,  React.createElement("path", { d: "M122.88,77.63v41.12c0,2.28-1.85,4.12-4.12,4.12H77.33v-9.62h35.95c0-12.34,0-23.27,0-35.62H122.88L122.88,77.63z M77.39,9.53V0h41.37c2.28,0,4.12,1.85,4.12,4.12v41.18h-9.63V9.53H77.39L77.39,9.53z M9.63,45.24H0V4.12C0,1.85,1.85,0,4.12,0h41 v9.64H9.63V45.24L9.63,45.24z M45.07,113.27v9.6H4.12c-2.28,0-4.12-1.85-4.12-4.13V77.57h9.63v35.71H45.07L45.07,113.27z" }))
));
var ErrorIcon = styled("svg", {
width: "10vmin",
height: "10vmin",
fill: "hsl(0, 50%, 20%)",
margin: "2rem"
});
var CircledX = (props) => {
return  React.createElement(
ErrorIcon,
{
x: "0px",
y: "0px",
viewBox: "0 0 122.881 122.88",
"enable-background": "new 0 0 122.881 122.88",
...props
},
React.createElement("g", null,  React.createElement("path", { d: "M61.44,0c16.966,0,32.326,6.877,43.445,17.###c11.119,11.118,17.###,26.479,17.###,43.444 c0,16.967-6.877,32.326-17.###,43.444C93.766,116.003,78.406,122.88,61.44,122.88c-16.966,0-32.326-6.877-43.444-17.### C6.877,93.766,0,78.406,0,61.439c0-16.965,6.877-32.326,17.###-43.444C29.114,6.877,44.474,0,61.44,0L61.44,0z M80.16,37.369 c1.301-1.302,3.412-1.302,4.713,0c1.301,1.301,1.301,3.411,0,4.713L65.512,61.444l19.361,19.362c1.301,1.301,1.301,3.411,0,4.713 c-1.301,1.301-3.412,1.301-4.713,0L60.798,66.157L41.436,85.52c-1.301,1.301-3.412,1.301-4.713,0c-1.301-1.302-1.301-3.412,0-4.713 l19.363-19.362L36.723,42.082c-1.301-1.302-1.301-3.412,0-4.713c1.301-1.302,3.412-1.302,4.713,0l19.363,19.362L80.16,37.369 L80.16,37.369z M100.172,22.708C90.26,12.796,76.566,6.666,61.44,6.666c-15.126,0-28.819,6.13-38.731,16.042 C12.797,32.62,6.666,46.314,6.666,61.439c0,15.126,6.131,28.82,16.042,38.732c9.912,9.911,23.605,16.042,38.731,16.042 c15.126,0,28.82-6.131,38.732-16.042c9.912-9.912,16.043-23.606,16.043-38.732C116.215,46.314,110.084,32.62,100.172,22.708 L100.172,22.708z" }))
);
};
var SettingsButton = (props) => {
return  React.createElement(IconButton, { ...props },  React.createElement(
Svg,
{
fill: "none",
stroke: "currentColor",
strokeLinecap: "round",
strokeLinejoin: "round",
strokeWidth: 2,
viewBox: "0 0 24 24",
height: "40px",
width: "40px"
},
React.createElement("path", { d: "M15 12 A3 3 0 0 1 12 15 A3 3 0 0 1 9 12 A3 3 0 0 1 15 12 z" }),
React.createElement("path", { d: "M19.4 15a1.65 1.65 0 00.33 1.82l.06.06a2 2 0 010 2.83 2 2 0 01-2.83 0l-.06-.06a1.65 1.65 0 00-1.82-.33 1.65 1.65 0 00-1 1.51V21a2 2 0 01-2 2 2 2 0 01-2-2v-.09A1.65 1.65 0 009 19.4a1.65 1.65 0 00-1.82.33l-.06.06a2 2 0 01-2.83 0 2 2 0 010-2.83l.06-.06a1.65 1.65 0 00.33-1.82 1.65 1.65 0 00-1.51-1H3a2 2 0 01-2-2 2 2 0 012-2h.09A1.65 1.65 0 004.6 9a1.65 1.65 0 00-.33-1.82l-.06-.06a2 2 0 010-2.83 2 2 0 012.83 0l.06.06a1.65 1.65 0 001.82.33H9a1.65 1.65 0 001-1.51V3a2 2 0 012-2 2 2 0 012 2v.09a1.65 1.65 0 001 1.51 1.65 1.65 0 001.82-.33l.06-.06a2 2 0 012.83 0 2 2 0 010 2.83l-.06.06a1.65 1.65 0 00-.33 1.82V9a1.65 1.65 0 001.51 1H21a2 2 0 012 2 2 2 0 01-2 2h-.09a1.65 1.65 0 00-1.51 1z" })
));
};
var RightArrow = (props) => {
return  React.createElement(Svg, { viewBox: "0 0 330 330", ...props },  React.createElement("path", { d: "M250.606,154.389l-150-149.###c-5.857-5.858-15.355-5.858-21.213,0.001\n	c-5.857,5.858-5.857,15.355,0.001,21.213l139.393,139.39L79.393,304.394c-5.857,5.858-5.857,15.355,0.001,21.213\n	C82.322,328.536,86.161,330,90,330s7.678-1.464,10.607-4.394l149.999-150.004c2.814-2.813,4.394-6.628,4.394-10.606\n	C255,161.018,253.42,157.202,250.606,154.389z" }));
};
var LeftArrow = (props) => {
return  React.createElement(RightArrow, { ...props, transform: "rotate(180)" });
};
var Container = styled("div", {
position: "relative",
height: "100%",
overflow: "hidden",
userSelect: "none",
fontFamily: "Pretendard, NanumGothic, sans-serif",
fontSize: "16px",
color: "black",
"& *:focus-visible": {
outline: "none"
},
variants: {
immersive: {
true: {
position: "fixed",
top: 0,
bottom: 0,
left: 0,
right: 0
}
}
}
});
var OverlayScroller = styled("div", {
position: "relative",
width: "100%",
height: "100%",
"& .os-scrollbar": {
zIndex: 1
},
"& .os-scrollbar-handle": {
backdropFilter: "brightness(0.5)",
background: "none",
border: "#fff8 1px solid"
},
variants: {
fullscreen: {
true: {
position: "fixed",
top: 0,
bottom: 0,
overflow: "auto"
}
}
}
});
var import_overlayscrollbars_react = require("overlayscrollbars-react");
GM.getResourceText("overlayscrollbars-css").then(insertCss);
var import_jotai3 = require("jotai");
var import_react4 = require("@headlessui/react");
var Backdrop = styled("div", {
position: "absolute",
top: 0,
left: 0,
width: "100%",
height: "100%",
display: "flex",
alignItems: "center",
justifyContent: "center",
background: "rgba(0, 0, 0, 0.5)",
transition: "0.2s",
variants: {
isOpen: {
true: {
opacity: 1,
pointerEvents: "auto"
},
false: {
opacity: 0,
pointerEvents: "none"
}
}
}
});
var CenterDialog = styled("div", {
minWidth: "20em",
minHeight: "20em",
transition: "0.2s",
background: "white",
padding: "20px",
borderRadius: "10px",
boxShadow: "0 0 10px 0 rgba(0, 0, 0, 0.2)"
});
function BackdropDialog({ onClose, ...props }) {
const [isOpen, setIsOpen] = (0, import_react3.useState)(false);
const close = async () => {
setIsOpen(false);
await timeout(200);
onClose();
};
const closeIfEnter = (event) => {
if (event.key === "Enter") {
close();
event.stopPropagation();
}
};
(0, import_react3.useEffect)(() => {
setIsOpen(true);
}, []);
return  React.createElement(Backdrop, { isOpen, onClick: close, onKeyDown: closeIfEnter },  React.createElement(
CenterDialog,
{
onClick: (event) => event.stopPropagation(),
...props
}
));
}
var keyBindingsAtom = (0, import_jotai.atom)((get) => {
const strings = get(i18nAtom);
return [
[
strings.toggleViewer,
React.createElement(React.Fragment, null,  React.createElement("kbd", null, "i"), ", ",  React.createElement("kbd", null, "Enter⏎"), ", ",  React.createElement("kbd", null, "NumPad0"))
],
[
strings.toggleFullscreenSetting,
React.createElement(React.Fragment, null,  React.createElement("kbd", null, "⇧Shift"), "+(",  React.createElement("kbd", null, "i"), ", ",  React.createElement("kbd", null, "Enter⏎"), ", ",  React.createElement("kbd", null, "NumPad0"), ")")
],
[
strings.nextPage,
React.createElement(React.Fragment, null,  React.createElement("kbd", null, "j"), ", ",  React.createElement("kbd", null, "↓"), ", ",  React.createElement("kbd", null, "q"))
],
[
strings.previousPage,
React.createElement(React.Fragment, null,  React.createElement("kbd", null, "k"), ", ",  React.createElement("kbd", null, "↑"))
],
[strings.download,  React.createElement("kbd", null, ";")],
[strings.refresh,  React.createElement("kbd", null, "'")],
[strings.decreaseSinglePageCount,  React.createElement("kbd", null, ",")],
[strings.increaseSinglePageCount,  React.createElement("kbd", null, ".")],
[strings.anchorSinglePageCount,  React.createElement("kbd", null, "/")]
];
});
var ActionName = styled("td", {
paddingRight: "1em"
});
function HelpTab() {
const keyBindings = (0, import_jotai.useAtomValue)(keyBindingsAtom);
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
return  React.createElement(React.Fragment, null,  React.createElement("p", null, strings.keyBindings),  React.createElement("table", null, keyBindings.map(([action, keyBinding]) =>  React.createElement("tr", { key: action },  React.createElement(ActionName, null, action),  React.createElement("td", null, keyBinding)))));
}
function SettingsTab() {
const [maxZoomOutExponent, setMaxZoomOutExponent] = (0, import_jotai.useAtom)(maxZoomOutExponentAtom);
const [maxZoomInExponent, setMaxZoomInExponent] = (0, import_jotai.useAtom)(maxZoomInExponentAtom);
const [singlePageCount, setSinglePageCount] = (0, import_jotai.useAtom)(singlePageCountAtom);
const [backgroundColor, setBackgroundColor] = (0, import_jotai.useAtom)(backgroundColorAtom);
const [pageDirection, setPageDirection] = (0, import_jotai.useAtom)(pageDirectionAtom);
const [isFullscreenPreferred, setIsFullscreenPreferred] = (0, import_jotai.useAtom)(
isFullscreenPreferredSettingsAtom
);
const zoomOutExponentInputId = (0, import_react3.useId)();
const zoomInExponentInputId = (0, import_react3.useId)();
const singlePageCountInputId = (0, import_react3.useId)();
const colorInputId = (0, import_react3.useId)();
const pageDirectionInputId = (0, import_react3.useId)();
const fullscreenInputId = (0, import_react3.useId)();
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
const [isResetConfirming, setResetConfirming] = (0, import_react3.useState)(false);
const maxZoomOut = formatMultiplier(maxZoomOutExponent);
const maxZoomIn = formatMultiplier(maxZoomInExponent);
function tryReset() {
if (!isResetConfirming) {
setResetConfirming(true);
return;
}
setMaxZoomInExponent(import_utils.RESET);
setMaxZoomOutExponent(import_utils.RESET);
setSinglePageCount(import_utils.RESET);
setBackgroundColor(import_utils.RESET);
setPageDirection(import_utils.RESET);
setIsFullscreenPreferred(import_utils.RESET);
setResetConfirming(false);
}
return  React.createElement(ConfigSheet, null,  React.createElement(ConfigRow, null,  React.createElement(ConfigLabel, { htmlFor: zoomOutExponentInputId }, strings.maxZoomOut, ": ", maxZoomOut),  React.createElement(
"input",
{
type: "number",
min: 0,
step: 0.1,
id: zoomOutExponentInputId,
value: maxZoomOutExponent,
onChange: (event) => {
setMaxZoomOutExponent(event.currentTarget.valueAsNumber || 0);
}
}
)),  React.createElement(ConfigRow, null,  React.createElement(ConfigLabel, { htmlFor: zoomInExponentInputId }, strings.maxZoomIn, ": ", maxZoomIn),  React.createElement(
"input",
{
type: "number",
min: 0,
step: 0.1,
id: zoomInExponentInputId,
value: maxZoomInExponent,
onChange: (event) => {
setMaxZoomInExponent(event.currentTarget.valueAsNumber || 0);
}
}
)),  React.createElement(ConfigRow, null,  React.createElement(ConfigLabel, { htmlFor: singlePageCountInputId }, strings.singlePageCount),  React.createElement(
"input",
{
type: "number",
min: 0,
step: 1,
id: singlePageCountInputId,
value: singlePageCount,
onChange: (event) => {
setSinglePageCount(event.currentTarget.valueAsNumber || 0);
}
}
)),  React.createElement(ConfigRow, null,  React.createElement(ConfigLabel, { htmlFor: colorInputId }, strings.backgroundColor),  React.createElement(
ColorInput,
{
type: "color",
id: colorInputId,
value: backgroundColor,
onChange: (event) => {
setBackgroundColor(event.currentTarget.value);
}
}
)),  React.createElement(ConfigRow, null,  React.createElement("p", null, strings.useFullScreen),  React.createElement(Toggle, null,  React.createElement(
HiddenInput,
{
type: "checkbox",
id: fullscreenInputId,
checked: isFullscreenPreferred,
onChange: (event) => {
setIsFullscreenPreferred(event.currentTarget.checked);
}
}
),  React.createElement("label", { htmlFor: fullscreenInputId }, strings.useFullScreen))),  React.createElement(ConfigRow, null,  React.createElement("p", null, strings.leftToRight),  React.createElement(Toggle, null,  React.createElement(
HiddenInput,
{
type: "checkbox",
id: pageDirectionInputId,
checked: pageDirection === "leftToRight",
onChange: (event) => {
setPageDirection(event.currentTarget.checked ? "leftToRight" : "rightToLeft");
}
}
),  React.createElement("label", { htmlFor: pageDirectionInputId }, strings.leftToRight))),  React.createElement(ResetButton, { onClick: tryReset }, isResetConfirming ? strings.doYouReallyWantToReset : strings.reset));
}
function formatMultiplier(maxZoomOutExponent) {
return Math.sqrt(2) ** maxZoomOutExponent === Infinity ? "∞" : `${(Math.sqrt(2) ** maxZoomOutExponent).toPrecision(2)}x`;
}
var ConfigLabel = styled("label", {
margin: 0
});
var ResetButton = styled("button", {
padding: "0.2em 0.5em",
background: "none",
border: "red 1px solid",
borderRadius: "0.2em",
color: "red",
cursor: "pointer",
transition: "0.3s",
"&:hover": {
background: "#ffe0e0"
}
});
var ColorInput = styled("input", {
height: "1.5em"
});
var ConfigRow = styled("div", {
display: "flex",
alignItems: "center",
justifyContent: "space-between",
gap: "10%",
"&& > *": {
fontSize: "1em",
fontWeight: "medium",
minWidth: 0
},
"& > input": {
appearance: "meter",
border: "gray 1px solid",
borderRadius: "0.2em",
textAlign: "center"
},
":first-child": {
flex: "2 1 0"
},
":nth-child(2)": {
flex: "1 1 0"
}
});
var HiddenInput = styled("input", {
opacity: 0,
width: 0,
height: 0
});
var Toggle = styled("span", {
"--width": "60px",
"label": {
position: "relative",
display: "inline-flex",
margin: 0,
width: "var(--width)",
height: "calc(var(--width) / 2)",
borderRadius: "calc(var(--width) / 2)",
cursor: "pointer",
textIndent: "-9999px",
background: "grey"
},
"label:after": {
position: "absolute",
top: "calc(var(--width) * 0.025)",
left: "calc(var(--width) * 0.025)",
width: "calc(var(--width) * 0.45)",
height: "calc(var(--width) * 0.45)",
borderRadius: "calc(var(--width) * 0.45)",
content: "",
background: "#fff",
transition: "0.3s"
},
"input:checked + label": {
background: "#bada55"
},
"input:checked + label:after": {
left: "calc(var(--width) * 0.975)",
transform: "translateX(-100%)"
},
"label:active:after": {
width: "calc(var(--width) * 0.65)"
}
});
var ConfigSheet = styled("div", {
display: "flex",
flexFlow: "column nowrap",
alignItems: "stretch",
gap: "0.8em"
});
function ViewerDialog({ onClose }) {
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
return  React.createElement(BackdropDialog, { onClose },  React.createElement(import_react4.TabGroup, null,  React.createElement(import_react4.TabList, { as: StyledTabList },  React.createElement(import_react2.Tab, { as: PlainTab }, strings.settings),  React.createElement(import_react2.Tab, { as: PlainTab }, strings.help)),  React.createElement(import_react4.TabPanels, { as: StyledTabPanels },  React.createElement(import_react4.TabPanel, null,  React.createElement(SettingsTab, null)),  React.createElement(import_react4.TabPanel, null,  React.createElement(HelpTab, null)))));
}
var PlainTab = styled("button", {
flex: 1,
padding: "0.5em 1em",
background: "transparent",
border: "none",
borderRadius: "0.5em",
color: "#888",
cursor: "pointer",
fontSize: "1.2em",
fontWeight: "bold",
textAlign: "center",
'&[data-headlessui-state="selected"]': {
border: "1px solid black",
color: "black"
},
"&:hover": {
color: "black"
}
});
var StyledTabList = styled("div", {
display: "flex",
flexFlow: "row nowrap",
gap: "0.5em"
});
var StyledTabPanels = styled("div", {
marginTop: "1em"
});
var LeftBottomFloat = styled("div", {
position: "absolute",
bottom: "1%",
left: "1%",
display: "flex",
flexFlow: "column"
});
var MenuActions = styled("div", {
display: "flex",
flexFlow: "column nowrap",
alignItems: "center",
gap: "16px"
});
function LeftBottomControl() {
const downloadAndSave = (0, import_jotai.useSetAtom)(downloadAndSaveAtom);
const [isOpen, setIsOpen] = (0, import_react3.useState)(false);
const scrollable = (0, import_jotai3.useAtomValue)(scrollElementAtom);
const closeDialog = () => {
setIsOpen(false);
scrollable?.focus();
};
return  React.createElement(React.Fragment, null,  React.createElement(LeftBottomFloat, null,  React.createElement(MenuActions, null,  React.createElement(SettingsButton, { onClick: () => setIsOpen((value) => !value) }),  React.createElement(DownloadButton, { onClick: () => downloadAndSave() }))), isOpen &&  React.createElement(ViewerDialog, { onClose: closeDialog }));
}
var stretch = keyframes({
"0%": {
top: "8px",
height: "64px"
},
"50%": {
top: "24px",
height: "32px"
},
"100%": {
top: "24px",
height: "32px"
}
});
var SpinnerContainer = styled("div", {
position: "absolute",
left: "0",
top: "0",
right: "0",
bottom: "0",
margin: "auto",
display: "flex",
justifyContent: "center",
alignItems: "center",
div: {
display: "inline-block",
width: "16px",
margin: "0 4px",
background: "#fff",
animation: `${stretch} 1.2s cubic-bezier(0, 0.5, 0.5, 1) infinite`
},
"div:nth-child(1)": {
"animation-delay": "-0.24s"
},
"div:nth-child(2)": {
"animation-delay": "-0.12s"
},
"div:nth-child(3)": {
"animation-delay": "0"
}
});
var Spinner = () =>  React.createElement(SpinnerContainer, null,  React.createElement("div", null),  React.createElement("div", null),  React.createElement("div", null));
var Overlay = styled("div", {
position: "relative",
maxWidth: "100%",
height: "100vh",
display: "flex",
alignItems: "center",
justifyContent: "center",
"@media print": {
margin: 0
},
variants: {
fullWidth: {
true: { width: "100%" }
}
}
});
var LinkColumn = styled("div", {
display: "flex",
flexFlow: "column nowrap",
alignItems: "center",
justifyContent: "center",
cursor: "pointer",
boxShadow: "1px 1px 3px",
padding: "1rem 1.5rem",
transition: "box-shadow 1s easeOutExpo",
lineBreak: "anywhere",
"&:hover": {
boxShadow: "2px 2px 5px"
},
"&:active": {
boxShadow: "0 0 2px"
}
});
var Image = styled("img", {
position: "relative",
height: "100%",
maxWidth: "100%",
objectFit: "contain",
variants: {
originalSize: {
true: { height: "auto" }
}
}
});
var Video = styled("video", {
position: "relative",
height: "100%",
maxWidth: "100%",
objectFit: "contain",
variants: {
originalSize: {
true: { height: "auto" }
}
}
});
var Page = ({ atom: atom3, ...props }) => {
const {
imageProps,
videoProps,
fullWidth,
reloadAtom,
shouldBeOriginalSize,
divCss,
state: pageState,
setDiv
} = (0, import_jotai.useAtomValue)(atom3);
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
const reload = (0, import_jotai.useSetAtom)(reloadAtom);
const { status } = pageState;
const reloadErrored = async (event) => {
event.stopPropagation();
await reload("load");
};
return  React.createElement(Overlay, { ref: setDiv, css: divCss, fullWidth }, status === "loading" &&  React.createElement(Spinner, null), status === "error" &&  React.createElement(LinkColumn, { onClick: reloadErrored },  React.createElement(CircledX, null),  React.createElement("p", null, strings.failedToLoadImage),  React.createElement("p", null, pageState.urls?.join("\n"))), videoProps &&  React.createElement(Video, { ...videoProps, originalSize: shouldBeOriginalSize, ...props }), imageProps &&  React.createElement(Image, { ...imageProps, originalSize: shouldBeOriginalSize, ...props }));
};
function useHorizontalSwipe({ element, onPrevious, onNext }) {
const [swipeRatio, setSwipeRatio] = (0, import_react3.useState)(0);
(0, import_react3.useEffect)(() => {
if (!element || !onPrevious && !onNext)
return;
let lastX = null;
let lastRatio = 0;
let startTouch = null;
const addTouchIfClean = (event) => {
const newTouch = event.touches[0];
if (startTouch !== null || !newTouch)
return;
startTouch = {
identifier: newTouch.identifier,
x: newTouch.clientX,
y: newTouch.clientY,
scrollTop: element.scrollTop
};
lastX = newTouch.clientX;
};
const throttledSetSwipeRatio = throttle(setSwipeRatio, 1e3 / 60);
const updateSwipeRatio = (event) => {
const continuedTouch = [...event.changedTouches].find(
(touch) => touch.identifier === startTouch?.identifier
);
if (!continuedTouch || !startTouch || !lastX)
return;
const isVerticalScroll = element.scrollTop !== startTouch.scrollTop;
if (isVerticalScroll) {
resetTouch();
return;
}
const ratioDelta = (continuedTouch.clientX - lastX) / 200;
lastRatio = Math.max(-1, Math.min(lastRatio + ratioDelta, 1));
throttledSetSwipeRatio(lastRatio);
lastX = continuedTouch.clientX;
const horizontalOffset = Math.abs(continuedTouch.clientX - startTouch.x);
const verticalOffset = Math.abs(continuedTouch.clientY - startTouch.y);
if (horizontalOffset > verticalOffset) {
event.preventDefault();
}
};
const resetSwipeRatioIfReleased = (event) => {
const continuedTouch = [...event.touches].find(
(touch) => touch.identifier === startTouch?.identifier
);
if (continuedTouch)
return;
if (Math.abs(lastRatio) < 0.7) {
resetTouch();
return;
}
if (lastRatio > 0) {
onPrevious?.();
} else {
onNext?.();
}
resetTouch();
};
function resetTouch() {
startTouch = null;
lastX = null;
lastRatio = 0;
throttledSetSwipeRatio(0);
throttledSetSwipeRatio.flush();
}
element.addEventListener("touchend", resetSwipeRatioIfReleased);
element.addEventListener("touchcancel", resetSwipeRatioIfReleased);
element.addEventListener("touchmove", updateSwipeRatio, { passive: false });
element.addEventListener("touchstart", addTouchIfClean, { passive: true });
return () => {
element.removeEventListener("touchstart", addTouchIfClean);
element.removeEventListener("touchmove", updateSwipeRatio);
element.removeEventListener("touchcancel", resetSwipeRatioIfReleased);
element.removeEventListener("touchend", resetSwipeRatioIfReleased);
};
}, [element]);
return swipeRatio;
}
var sideButtonCss = {
position: "absolute",
top: 0,
bottom: "60px",
width: "10%",
height: "100%",
border: "none",
backgroundColor: "transparent",
"& > *": {
transition: "transform 0.2s ease-in-out"
},
variants: {
touchDevice: {
true: {
transition: "unset",
pointerEvents: "none"
}
}
}
};
var LeftSideHiddenButton = styled("button", {
...sideButtonCss,
left: 0,
"&:not(:hover) > *": {
transform: "translateX(-60%)"
},
"&:hover > *, &:focus > *, &:focus-visible > *": {
transform: "translateX(-20%)"
}
});
var RightSideHiddenButton = styled("button", {
...sideButtonCss,
right: 0,
"&:not(:hover) > *": {
transform: "translateX(+60%)"
},
"&:hover > *, &:focus > *, &:focus-visible > *": {
transform: "translateX(+20%)"
}
});
var FlexCenter = styled("div", {
display: "flex",
justifyContent: "center",
alignItems: "center",
width: "100%",
height: "100%"
});
function SideSeriesButtons() {
const { onNextSeries, onPreviousSeries } = (0, import_jotai.useAtomValue)(viewerOptionsAtom);
const scrollElement = (0, import_jotai.useAtomValue)(scrollElementAtom);
const swipeRatio = useHorizontalSwipe({
element: scrollElement,
onPrevious: onPreviousSeries,
onNext: onNextSeries
});
const isTouchDevice = navigator.maxTouchPoints > 0;
function forwardWheelEvent(event) {
scrollElement?.scrollBy({ top: event.deltaY });
}
return  React.createElement(React.Fragment, null, onPreviousSeries &&  React.createElement(
LeftSideHiddenButton,
{
onClick: onPreviousSeries,
onWheel: forwardWheelEvent,
touchDevice: isTouchDevice
},
React.createElement(
FlexCenter,
{
style: swipeRatio <= 0 ? {} : { transform: `translateX(${swipeRatio * 40 - 60}%)` }
},
React.createElement(LeftArrow, { height: "3vmin", width: "3vmin" })
)
), onNextSeries &&  React.createElement(
RightSideHiddenButton,
{
onClick: onNextSeries,
onWheel: forwardWheelEvent,
touchDevice: isTouchDevice
},
React.createElement(
FlexCenter,
{
style: swipeRatio >= 0 ? {} : { transform: `translateX(${swipeRatio * 40 + 60}%)` }
},
React.createElement(RightArrow, { height: "3vmin", width: "3vmin" })
)
));
}
var Pages = styled("div", {
display: "flex",
justifyContent: "center",
alignItems: "center",
flexFlow: "row-reverse wrap",
overflowY: "auto",
variants: {
ltr: {
true: {
flexFlow: "row wrap"
}
}
}
});
var CenterText = styled("p", {
position: "absolute",
top: "50%",
left: "50%",
transform: "translate(-50%, -50%)",
fontSize: "2em"
});
function InnerViewer(props) {
const { options, onInitialized, ...otherProps } = props;
const isFullscreen = (0, import_jotai.useAtomValue)(viewerFullscreenAtom);
const backgroundColor = (0, import_jotai.useAtomValue)(backgroundColorAtom);
const status = (0, import_jotai.useAtomValue)(viewerStatusAtom);
const viewerOptions = (0, import_jotai.useAtomValue)(viewerOptionsAtom);
const pageDirection = (0, import_jotai.useAtomValue)(pageDirectionAtom);
const strings = (0, import_jotai.useAtomValue)(i18nAtom);
const mode = (0, import_jotai.useAtomValue)(viewerModeAtom);
const controller = (0, import_jotai.useAtomValue)(controllerAtom);
const virtualContainerRef = (0, import_react3.useRef)(null);
const virtualContainer = virtualContainerRef.current;
const setScrollElement = (0, import_jotai.useSetAtom)(setScrollElementAtom);
const setViewerOptions = (0, import_jotai.useSetAtom)(setViewerOptionsAtom);
const pageAtoms = (0, import_jotai.useAtomValue)(pageAtomsAtom);
const [initialize2] = (0, import_overlayscrollbars_react.useOverlayScrollbars)({
defer: true,
events: { scroll: (0, import_jotai.useSetAtom)(synchronizeScrollAtom), initialized: setupScroll }
});
(0, import_jotai.useAtomValue)(fullscreenSynchronizationAtom);
useBeforeRepaint();
async function setupScroll() {
const selector = "div[data-overlayscrollbars-viewport]";
await setScrollElement(virtualContainerRef.current?.querySelector(selector));
}
(0, import_react3.useEffect)(() => {
if (controller) {
onInitialized?.(controller);
}
}, [controller, onInitialized]);
(0, import_react3.useEffect)(() => {
setViewerOptions(options);
}, [options]);
(0, import_react3.useEffect)(() => {
if (virtualContainer) {
initialize2(virtualContainer);
}
}, [initialize2, virtualContainer]);
return  React.createElement(
Container,
{
ref: (0, import_jotai.useSetAtom)(setViewerElementAtom),
css: { backgroundColor },
immersive: mode === "window"
},
React.createElement(
OverlayScroller,
{
tabIndex: 0,
ref: virtualContainerRef,
fullscreen: isFullscreen,
onClick: (0, import_jotai.useSetAtom)(navigateAtom),
onMouseDown: (0, import_jotai.useSetAtom)(blockSelectionAtom),
...otherProps
},
React.createElement(Pages, { ltr: pageDirection === "leftToRight" }, pageAtoms.map((atom3) =>  React.createElement(
Page,
{
key: `${atom3}`,
atom: atom3,
...viewerOptions.mediaProps
}
)))
),
React.createElement(SideSeriesButtons, null),
status === "loading" &&  React.createElement(CenterText, null, strings.loading),
status === "error" &&  React.createElement(CenterText, null, strings.errorIsOccurred),
status === "complete" &&  React.createElement(LeftBottomControl, null),
React.createElement(FullscreenButton, { onClick: (0, import_jotai.useSetAtom)(toggleImmersiveAtom) }),
React.createElement(import_react_toastify.ToastContainer, null)
);
}
function initialize(options) {
const store = (0, import_jotai.createStore)();
const root = (0, import_react_dom.createRoot)(getDefaultRoot());
store.set(rootAtom, root);
return new Promise(
(resolve) => root.render(
React.createElement(import_jotai.Provider, { store },  React.createElement(InnerViewer, { options, onInitialized: resolve }))
)
);
}
var Viewer = (0, import_react3.forwardRef)(({ options, onInitialized }) => {
const store = (0, import_react3.useMemo)(import_jotai.createStore, []);
return  React.createElement(import_jotai.Provider, { store },  React.createElement(InnerViewer, { options, onInitialized }));
});
function getDefaultRoot() {
const div = document.createElement("div");
div.setAttribute("style", "width: 0; height: 0; z-index: 9999999; position: fixed;");
document.body.append(div);
return div;
}