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sechskies/assets/js/portal-nav.js
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2026-05-15 18:09:31 +08:00

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(() => {
/**
* ── 導覽「尚未開放」連結 ─────────────────────────────────────────
* 【兩個世界】① 僅 `extra/site-guide.html``<nav data-portal-nav data-portal-nav-all-open>` → 不套用籌備中,
* 頂欄全可點;`main.site-guide-main` 內 `<a>` 腳本不改寫(站主自用索引)。② 其餘每一頁:一律套用籌備中。
* 【totoga2】頂欄結構對齊 `site-guide` 主選單樹:傳奇的轉折(六六歌2)下四入口;`extra/totoga2-*.html` 可點。`fallen/totoga2.html`(檔名 totoga2.html)仍在 COMING_SOON_PAGES=「圖文好讀版」訪客籌備中;未同意不得從 Set 刪除。
* 【硬規則】檔案在 repo ≠ 可開放;未同意不得從 Set 刪名、不得擴白名單、不得在模板新增可點項。
* 文案 NAV_SOON_PHRASES:籌備中連結提示用。
* 頂欄勿加 `portal-nav__sub`(站主未要求);曾用副標見 `.cursor/portal-nav-optimization-backlog.md`。
* 完整條文:`.cursor/rules/portal-nav-rules.mdc` + `user-scope-and-nav.mdc`
*/
const NAV_SOON_PHRASES = ["奇蹟醞釀中", // 頁面準備中,呼應黃色奇蹟的誕生
"感動載入中", // 資料讀取中,連結入坑時的悸動
"初心校準中", // 結構調整中,呼應 LOGO 的六人設計核心
"黃海漫延中", // 視覺填充中,發想自黃色海洋填滿漆黑的過程
"傳奇編排中", // 內容整理中,記錄 1999 年榮譽與歷史軌跡
"夢想航行中", // 未來規劃中,期待水晶男孩的下一個十年
];
/** 主選單欄 `mouseleave` 後延遲關閉(ms),方便移入子選單或右側飛出層,避免略偏就關閉 */
const SUBMENU_CLOSE_DELAY_MS = 480;
function pickSoonPhrase() {
return NAV_SOON_PHRASES[Math.floor(Math.random() * NAV_SOON_PHRASES.length)];
}
/** 每次互動重抽,讀者沿導覽滑動時會交錯看到不同字樣 */
function rollSoonLabel(link) {
const p = pickSoonPhrase();
link.style.setProperty("--portal-nav-soon-msg", JSON.stringify(p));
link.setAttribute("title", p);
}
const COMING_SOON_PAGES = new Set([
"albums.html",
"map.html",
"member.html",
"minister.html",
"minister_ge.html",
"totoga2.html",
"variety.html",
]);
/**
* 首頁僅下列錨點可點;其餘(如 #story)維持籌備中,須站主同意後才可加入。
* 空字串:連到 index.html 且無 # 片段時視為可點(淪陷瞬間 · 初心與軌跡)。
*/
const INDEX_NAV_OPEN_HASHES = new Set(["", "#origin", "#start", "#mission", "#timeline"]);
function normalizePageKey(href) {
if (!href || href === "#") return "";
const core = href.split("#")[0].split("?")[0];
const parts = core.split("/").filter(Boolean);
const last = parts.length ? parts[parts.length - 1] : "";
return last.toLowerCase();
}
/** 比照原邏輯:取 href 前半與網址列檔名比對 */
function hrefMatchesCurrentPage(href, currentPage) {
if (!href || href === "#") return false;
const [filePart] = href.split("#");
const base = filePart.split("/").pop();
return base === currentPage;
}
/** 取得 #fragment(含 #);若無錨點則回傳空字串 */
function anchorFromHref(href) {
const i = href.indexOf("#");
if (i < 0) return "";
return href.slice(i).split("?")[0];
}
function markLinkComingSoon(link, originalHref) {
const labelEl = link.querySelector(".portal-nav__label");
const visibleTitle = labelEl ? labelEl.textContent.trim() : link.textContent.trim();
link.setAttribute("data-coming-soon", "true");
link.setAttribute("aria-disabled", "true");
link.setAttribute("aria-label", `${visibleTitle},尚無開放`);
const onSoonInteract = () => rollSoonLabel(link);
link.addEventListener("pointerenter", onSoonInteract);
link.addEventListener("focus", onSoonInteract);
link.addEventListener("touchstart", onSoonInteract, { passive: true });
if (!link.dataset.originalHref) {
link.dataset.originalHref = originalHref;
}
link.setAttribute("href", "#");
link.dataset.portalNavSoonRoll = "1";
}
function linkShouldBeComingSoon(href, pageKey, pageKeysSoon) {
if (pageKeysSoon.has(pageKey)) {
return true;
}
if (pageKey === "index.html") {
const frag = anchorFromHref(href);
return !INDEX_NAV_OPEN_HASHES.has(frag);
}
return false;
}
function getPageKeysSoon() {
return new Set([...COMING_SOON_PAGES].map((p) => normalizePageKey(String(p))).filter(Boolean));
}
/** 將籌備中規則套用至容器內錨點(僅由 `applyComingSoonToNav` 呼叫頂欄) */
function applyComingSoonToAnchorElements(container) {
const pageKeysSoon = getPageKeysSoon();
container.querySelectorAll("a[href]").forEach((link) => {
if (link.classList.contains("logo")) return;
const href = link.getAttribute("href");
if (!href || href === "#") return;
if (/^https?:\/\//i.test(href)) return;
const pageKey = normalizePageKey(href);
if (!pageKey) return;
if (!linkShouldBeComingSoon(href, pageKey, pageKeysSoon)) return;
markLinkComingSoon(link, href);
});
}
/** 將籌備中規則套用至單一導覽列(含頂層 li 樣式) */
function applyComingSoonToNav(nav) {
applyComingSoonToAnchorElements(nav);
nav.querySelectorAll(":scope > ul > li").forEach((li) => {
const trigger = li.querySelector(":scope > a[href]");
if (!trigger || trigger.classList.contains("logo")) return;
if (trigger.getAttribute("data-coming-soon") === "true") {
li.classList.add("coming-soon");
}
});
}
/**
* 站根與 `portal-nav.js` 同層;依腳本路徑與當前頁路徑計算回到站根的相對前綴(如 `../`)。
* 子資料夾內頁面之導覽連結必須帶此前綴,否則 `./assets/images`、`index.html` 會錯層。
*/
function portalNavRootPrefix() {
const el =
document.currentScript ||
Array.from(document.querySelectorAll("script[src*='portal-nav.js']")).find((s) => s.src);
if (!el?.src) return "./";
try {
const scriptPathname = new URL(el.src, window.location.href).pathname;
const scriptDirSegs = scriptPathname.split("/").filter(Boolean);
scriptDirSegs.pop();
const pageDirSegs = window.location.pathname.split("/").filter(Boolean);
pageDirSegs.pop();
let i = 0;
const a = scriptDirSegs;
const b = pageDirSegs;
while (i < a.length && i < b.length && a[i] === b[i]) {
i += 1;
}
const ups = b.length - i;
return ups > 0 ? "../".repeat(ups) : "./";
} catch {
return "./";
}
}
/** 全站導覽 HTML — `rp` 為站根相對前綴;僅修改此模板即可同步所有頁面
* 五主項:淪陷瞬間(全員發瘋巢狀)、完整的六顆(member)、現場的震撼、黃色留聲機、Yellow Noteminister、map);variety 僅經淪陷子選單進入。 */
function buildPortalNavInnerHTML(rp) {
return `
<a class="logo" target="_blank" rel="noopener noreferrer" href="${rp}index.html"><img src="${rp}assets/images/logov.svg" alt="SECHSKIES Logo"></a>
<ul>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}index.html"><span class="portal-nav__label">淪陷瞬間</span></a>
<ul class="portal-submenu">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}index.html"><span class="portal-nav__label">初心與軌跡</span></a></li>
<li class="portal-nav__subgroup">
<span class="portal-nav__subgroup-head"><span class="portal-nav__label">傳奇的轉折(六六歌2</span></span>
<ul class="portal-submenu-nested" aria-label="傳奇的轉折(六六歌2">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}extra/totoga2-copy-timeline.html"><span class="portal-nav__label">時間軸</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}extra/totoga2-copy-ebook.html"><span class="portal-nav__label">電子書</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}fallen/totoga2.html"><span class="portal-nav__label">圖文好讀版</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}extra/totoga2-video.html"><span class="portal-nav__label">影片</span></a></li>
</ul>
</li>
<li class="portal-nav__subgroup">
<span class="portal-nav__subgroup-head"><span class="portal-nav__label">全員發瘋</span></span>
<ul class="portal-submenu-nested" aria-label="全員發瘋">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}variety/variety.html#variety"><span class="portal-nav__label">隊長帶弟弟</span></a></li>
<li class="portal-nav__subgroup portal-nav__subgroup--nested">
<span class="portal-nav__subgroup-head portal-nav__subgroup-head--nested"><span class="portal-nav__label">各自暴走</span></span>
<ul class="portal-submenu-nested portal-submenu-nested--tier3" aria-label="各自暴走">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}variety/NJTW/NJTW5.html"><span class="portal-nav__label">新西遊記</span></a></li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}member/member.html"><span class="portal-nav__label">完整的六顆</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}concert/concert.html"><span class="portal-nav__label">現場的震撼</span></a>
<ul class="portal-submenu">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}concert/concert.html"><span class="portal-nav__label">集結水晶</span></a></li>
<li><a href="#" data-coming-soon="true" aria-disabled="true" aria-label="隊長的氣場,尚無開放"><span class="portal-nav__label">隊長的氣場</span></a></li>
</ul>
</li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}albums/albums.html"><span class="portal-nav__label">黃色留聲機</span></a>
<ul class="portal-submenu">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}albums/albums.html#new"><span class="portal-nav__label">啟動新篇章</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}albums/albums.html#classic"><span class="portal-nav__label">輝煌全盛期</span></a></li>
</ul>
</li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}yellow-note/map.html"><span class="portal-nav__label">Yellow Note</span></a>
<ul class="portal-submenu">
<li><a target="_blank" rel="noopener noreferrer" href="${rp}yellow-note/minister.html"><span class="portal-nav__label">視覺進化論</span></a></li>
<li><a target="_blank" rel="noopener noreferrer" href="${rp}yellow-note/map.html"><span class="portal-nav__label">聖地巡禮</span></a></li>
</ul>
</li>
</ul>
`.trim();
}
const rootPrefix = portalNavRootPrefix();
document.querySelectorAll("nav.portal-nav[data-portal-nav]").forEach((nav) => {
nav.innerHTML = buildPortalNavInnerHTML(rootPrefix);
if (!nav.hasAttribute("data-portal-nav-all-open")) {
applyComingSoonToNav(nav);
}
});
const blockNavigation = (event) => {
event.preventDefault();
event.stopPropagation();
};
document.querySelectorAll('a[data-coming-soon="true"]').forEach((link) => {
link.addEventListener("click", blockNavigation);
link.addEventListener("auxclick", blockNavigation);
});
const navs = Array.from(document.querySelectorAll(".portal-nav"));
if (!navs.length) return;
const currentPage = window.location.pathname.split("/").pop() || "index.html";
navs.forEach((nav) => {
/* 僅頂層主欄;子選單內巢狀 li 不綁 open,否則會關閉整欄下拉 */
const items = Array.from(nav.querySelectorAll(":scope > ul > li"));
items.forEach((item) => {
const trigger = item.querySelector(":scope > a");
const submenu = item.querySelector(":scope > .portal-submenu");
if (!trigger || !submenu) return;
let closeTimer = null;
const openItem = () => {
if (closeTimer) window.clearTimeout(closeTimer);
items.forEach((other) => {
if (other !== item) other.classList.remove("open");
});
item.classList.add("open");
};
const scheduleClose = () => {
closeTimer = window.setTimeout(() => item.classList.remove("open"), SUBMENU_CLOSE_DELAY_MS);
};
item.addEventListener("mouseenter", openItem);
item.addEventListener("mouseleave", scheduleClose);
trigger.addEventListener("focus", openItem);
trigger.addEventListener("click", (event) => {
const isSoon = trigger.getAttribute("data-coming-soon") === "true";
if (window.innerWidth <= 1024) {
event.preventDefault();
if (!isSoon && !item.classList.contains("coming-soon")) {
item.classList.toggle("open");
}
return;
}
if (isSoon) {
event.preventDefault();
}
});
});
document.addEventListener("click", (event) => {
if (!nav.contains(event.target)) {
items.forEach((item) => item.classList.remove("open"));
}
});
const navLinks = Array.from(nav.querySelectorAll("a[href]")).filter((link) => !link.classList.contains("logo"));
navLinks.forEach((link) => {
const fallback = link.getAttribute("href");
const source = link.dataset.originalHref || fallback;
if (!source || source === "#") return;
if (hrefMatchesCurrentPage(source, currentPage)) {
link.classList.add("nav-current");
}
});
});
})();