106 lines
3.7 KiB
JavaScript
106 lines
3.7 KiB
JavaScript
(() => {
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const hubButtons = Array.from(document.querySelectorAll("[data-totoga-hub]"));
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const hubPanels = Array.from(document.querySelectorAll("[data-totoga-panel]"));
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function setHubPanel(name) {
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if (!hubButtons.length || !hubPanels.length) return;
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hubButtons.forEach((btn) => btn.classList.toggle("active", btn.dataset.totogaHub === name));
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hubPanels.forEach((panel) => {
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panel.hidden = panel.dataset.totogaPanel !== name;
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});
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}
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const reader = document.getElementById("totoga2-reader");
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const chapters = reader ? Array.from(reader.querySelectorAll(".chronicle-chapter")) : [];
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const modeButtons = Array.from(document.querySelectorAll("[data-totoga-reader-mode]"));
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const pager = document.getElementById("totoga2-pager");
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const prevBtn = document.getElementById("totoga2-prev");
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const nextBtn = document.getElementById("totoga2-next");
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const indicator = document.getElementById("totoga2-chapter-indicator");
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const hasPager = Boolean(pager && prevBtn && nextBtn && indicator);
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let currentIndex = 0;
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function updatePagedView() {
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if (!hasPager) return;
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chapters.forEach((chapter, index) => {
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chapter.style.display = index === currentIndex ? "" : "none";
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chapter.classList.toggle("active", index === currentIndex);
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});
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indicator.textContent = `${currentIndex + 1} / ${chapters.length}`;
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prevBtn.disabled = currentIndex === 0;
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nextBtn.disabled = currentIndex === chapters.length - 1;
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}
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function setReaderMode(mode) {
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if (!reader) return;
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reader.dataset.mode = mode;
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modeButtons.forEach((btn) => btn.classList.toggle("active", btn.dataset.totogaReaderMode === mode));
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if (mode === "paged" && hasPager) {
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pager.hidden = false;
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updatePagedView();
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} else {
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if (pager) pager.hidden = true;
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chapters.forEach((chapter) => {
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chapter.style.display = "";
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chapter.classList.remove("active");
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});
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}
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}
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modeButtons.forEach((button) => {
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button.addEventListener("click", () => setReaderMode(button.dataset.totogaReaderMode));
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});
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if (hasPager) {
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prevBtn.addEventListener("click", () => {
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if (currentIndex > 0) {
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currentIndex -= 1;
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updatePagedView();
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}
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});
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nextBtn.addEventListener("click", () => {
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if (currentIndex < chapters.length - 1) {
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currentIndex += 1;
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updatePagedView();
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}
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});
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}
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if (hubButtons.length > 0) {
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const initialHub =
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hubButtons.find((b) => b.classList.contains("active"))?.dataset.totogaHub ||
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hubButtons[0]?.dataset.totogaHub ||
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"video";
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setHubPanel(initialHub);
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} else {
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hubPanels.forEach((panel) => {
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panel.hidden = false;
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});
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}
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if (reader) {
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setReaderMode("scroll");
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}
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function applyLocationHashNavigation() {
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const hash = (location.hash || "").slice(1);
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if (hash === "ebook" && hubButtons.length > 0) {
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setHubPanel("ebook");
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return;
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}
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if (hash && document.getElementById(hash)) {
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if (hubButtons.length > 0) setHubPanel("reader");
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setReaderMode("scroll");
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if (pager) pager.hidden = true;
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requestAnimationFrame(() => {
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document.getElementById(hash)?.scrollIntoView({ behavior: "smooth", block: "start" });
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});
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}
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}
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applyLocationHashNavigation();
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window.addEventListener("hashchange", applyLocationHashNavigation);
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})();
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