585 lines
26 KiB
JavaScript
585 lines
26 KiB
JavaScript
/* ============================================================
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Xiao の 电台 — app.js (v2)
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多路流 + 鉴权 + 删除/导入 + 封面本地化
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============================================================ */
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// ==================== 全局状态 ====================
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let currentStreamId = "main";
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const state = { streams: [], resources: [], playlist: [] };
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// ==================== Toast ====================
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function showToast(msg, type = "") {
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const c = document.getElementById("toastContainer");
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const el = document.createElement("div");
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el.className = "toast-msg" + (type ? " " + type : "");
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el.textContent = msg;
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c.appendChild(el);
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setTimeout(() => el.remove(), 3000);
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}
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// ==================== Helpers ====================
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function esc(s) {
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const AMP = String.fromCharCode(38);
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const map = { "&": AMP + "amp;", "<": AMP + "lt;", ">": AMP + "gt;", '"': AMP + "quot;", "'": AMP + "#39;" };
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return String(s ?? "").replace(/[&<>"']/g, (c) => map[c]);
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}
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function formatDuration(sec) {
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if (!sec && sec !== 0) return "--:--";
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const s = Math.round(sec), m = Math.floor(s / 60), ss = s % 60;
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return m + ":" + String(ss).padStart(2, "0");
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}
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function formatBytes(b) {
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if (!b) return "0 B";
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if (b >= 1048576) return (b / 1048576).toFixed(2) + " MB";
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if (b >= 1024) return (b / 1024).toFixed(1) + " KB";
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return b + " B";
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}
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// ==================== API（统一带 cookie，401 跳登录） ====================
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async function api(url, options = {}) {
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const res = await fetch(url, { credentials: "same-origin", ...options });
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if (res.status === 401) {
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window.location.href = "/login";
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throw new Error("未登录");
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}
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const text = await res.text();
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let data = null;
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try { data = text ? JSON.parse(text) : null; } catch (_) { data = null; }
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if (!res.ok) throw new Error((data && data.error) || text || `HTTP ${res.status}`);
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return data;
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}
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function post(url, body) {
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return api(url, {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify(body || {}),
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});
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}
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// ==================== Navigation ====================
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const tabs = document.querySelectorAll(".nav-tab");
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const pages = document.querySelectorAll(".page");
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const pageOrder = ["pageSearch", "pageResources", "pagePlaylist", "pageAbout"];
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function switchPage(pageId) {
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pages.forEach((p) => p.classList.remove("active"));
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tabs.forEach((t) => t.classList.remove("active"));
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const page = document.getElementById(pageId);
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if (page) page.classList.add("active");
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tabs.forEach((t) => { if (t.dataset.page === pageId) t.classList.add("active"); });
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if (pageId === "pageResources") loadResources();
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if (pageId === "pagePlaylist") loadPlaylist();
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}
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tabs.forEach((tab) => tab.addEventListener("click", () => switchPage(tab.dataset.page)));
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// ==================== ID Extraction ====================
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function extractMusicId(input) {
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input = input.trim();
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if (!input) return "";
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if (/^\d+$/.test(input)) return input;
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const patterns = [
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/music\.163\.com\/#\/song\?.*id=(\d+)/,
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/music\.163\.com\/song\?.*id=(\d+)/,
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/music\.163\.com\/song\/(\d+)/,
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/y\.music\.163\.com\/m\/song\?.*id=(\d+)/,
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/[?&]id=(\d+)/,
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/(\d{5,})/,
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];
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for (const p of patterns) { const m = input.match(p); if (m) return m[1]; }
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return input;
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}
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// ==================== Streams（多路流） ====================
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async function loadStreams() {
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try {
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const r = await api("/api/streams");
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state.streams = r.list || [];
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const sel = document.getElementById("streamSelect");
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if (!state.streams.some((s) => s.id === currentStreamId)) {
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currentStreamId = state.streams[0] ? state.streams[0].id : "main";
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}
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sel.innerHTML = state.streams
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.map((s) => `<option value="${esc(s.id)}"${s.id === currentStreamId ? " selected" : ""}>${esc(s.name || s.id)}</option>`)
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.join("");
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const cur = state.streams.find((s) => s.id === currentStreamId);
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document.getElementById("liveLink").href = cur ? cur.m3u8 : "/hls/main/index.m3u8";
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} catch (e) { console.error("加载流失败", e); }
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}
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document.getElementById("streamSelect").addEventListener("change", (e) => {
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currentStreamId = e.target.value;
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loadStreams();
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loadPlaylist();
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loadResources();
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});
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document.getElementById("liveLink").addEventListener("click", (e) => {
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e.preventDefault();
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window.open(e.currentTarget.href, "_blank");
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});
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document.getElementById("btnLogout").addEventListener("click", async () => {
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await post("/api/auth/logout").catch(() => {});
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window.location.href = "/login";
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});
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// ==================== List Diff ====================
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function reconcileList(container, items, keyOf, create, update) {
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const nodes = Array.from(container.querySelectorAll("[data-key]"));
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const byKey = new Map(nodes.map((n) => [n.dataset.key, n]));
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const seen = new Set();
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items.forEach((item, idx) => {
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const key = String(keyOf(item));
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seen.add(key);
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let el = byKey.get(key);
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if (!el) { el = create(item); el.dataset.key = key; el.classList.add("enter"); }
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update(el, item, idx);
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if (container.children[idx] !== el)
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container.insertBefore(el, container.children[idx] || null);
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});
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nodes.forEach((el) => {
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if (!seen.has(el.dataset.key)) {
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el.classList.add("leave");
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el.addEventListener("animationend", () => el.remove(), { once: true });
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}
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});
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}
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// ==================== Resources ====================
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function renderResItem(item) {
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const cover = item.albumImage
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? `<img class="res-cover" src="${esc(item.albumImage)}" alt="" loading="lazy">`
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: `<div class="res-cover-ph"><i class="bi bi-music-note"></i></div>`;
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const bg = item.albumImage
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? `<div class="res-bg" style="background-image:url('${esc(item.albumImage)}')"></div>`
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: "";
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const tpl = document.createElement("template");
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tpl.innerHTML = `<div class="res-item">${bg}
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<div class="res-row">${cover}
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<div class="res-meta">
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<div class="res-title" title="${esc(item.title)}">${esc(item.title)}</div>
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<div class="res-artist">${esc(item.artist) || "未知作者"}</div>
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</div>
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<div class="res-actions">
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<span class="heat-chip"><i class="bi bi-fire"></i><span class="js-heat">${item.heat}</span></span>
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<button class="btn-icon js-add" title="添加到当前频道"><i class="bi bi-plus-circle-fill" style="color:var(--accent)"></i></button>
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<button class="btn-icon js-enrich" title="重新匹配作者/封面"><i class="bi bi-arrow-repeat"></i></button>
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<button class="btn-icon danger js-del" title="删除"><i class="bi bi-trash3-fill"></i></button>
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</div>
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</div>
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<div class="res-detail">
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<span><i class="bi bi-clock"></i> ${formatDuration(item.duration)}</span>
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<span class="detail-sep">|</span>
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<span><i class="bi bi-file-earmark"></i> ${formatBytes(item.fileSize)}</span>
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<span class="detail-sep">|</span>
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<span><i class="bi bi-database"></i> 缓存 <span class="js-cache">${formatBytes(item.cacheSize)}</span></span>
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</div>
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</div>`;
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const el = tpl.content.firstElementChild;
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el.querySelector(".js-add").addEventListener("click", () => addToPlaylist(item.file));
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el.querySelector(".js-del").addEventListener("click", () => deleteResource(item.file, item.title));
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el.querySelector(".js-enrich").addEventListener("click", () => enrichResource(item.file));
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return el;
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}
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function updateResItem(el, item) {
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const h = el.querySelector(".js-heat");
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if (h.textContent !== String(item.heat)) h.textContent = item.heat;
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const c = el.querySelector(".js-cache"), cs = formatBytes(item.cacheSize);
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if (c.textContent !== cs) c.textContent = cs;
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}
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let resourceKeyword = "";
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function applyResourceFilter() {
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document.getElementById("resourceList").querySelectorAll(".res-item").forEach((el) => {
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const t = (el.querySelector(".res-title")?.textContent || "").toLowerCase();
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const a = (el.querySelector(".res-artist")?.textContent || "").toLowerCase();
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el.style.display = !resourceKeyword || t.includes(resourceKeyword) || a.includes(resourceKeyword) ? "" : "none";
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});
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}
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async function loadResources() {
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try {
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const r = await api("/api/resources");
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const resources = r.list || [];
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state.resources = resources;
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const container = document.getElementById("resourceList");
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document.getElementById("resourceCount").textContent = resources.length;
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if (resources.length === 0) {
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container.innerHTML = `<div class="empty-state"><div class="empty-icon"><i class="bi bi-folder-x"></i></div><div class="empty-title">暂无资源</div><div class="empty-desc">前往搜索页导入音乐</div></div>`;
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return;
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}
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if (!container.querySelector("[data-key]")) container.innerHTML = "";
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reconcileList(container, resources, (r) => r.file, renderResItem, updateResItem);
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applyResourceFilter();
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} catch (err) { console.error("加载资源失败:", err); }
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}
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// ==================== Playlist ====================
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let sortableInstance = null;
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function renderPlItem(item) {
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const tpl = document.createElement("template");
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tpl.innerHTML = `<div class="pl-item" data-id="${item.entryId}">
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<i class="bi bi-grip-vertical pl-grip"></i>
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<span class="pl-num"></span>
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<div class="pl-info">
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<div class="pl-name" title="${esc(item.title)}">${esc(item.title)}${item.isCurrent ? ' <span class="now-badge">播放中</span>' : ""}</div>
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<div class="pl-sub">
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<span class="heat-chip pl-heat"><i class="bi bi-fire"></i><span class="js-heat"></span></span>
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<span class="pl-cache"></span>
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</div>
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</div>
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<button class="btn-icon danger" title="移除"><i class="bi bi-x-circle-fill"></i></button>
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</div>`;
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return tpl.content.firstElementChild;
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}
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function updatePlItem(el, item, idx) {
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const numEl = el.querySelector(".pl-num");
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if (numEl.textContent !== String(idx + 1)) numEl.textContent = idx + 1;
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const heatEl = el.querySelector(".js-heat");
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if (heatEl.textContent !== String(item.heat)) heatEl.textContent = item.heat;
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const cacheEl = el.querySelector(".pl-cache");
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const st = item.cacheStatus === "ready" ? "ready" : item.cacheStatus === "pending" ? "pending" : "none";
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if (cacheEl.dataset.status !== st) {
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cacheEl.dataset.status = st;
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cacheEl.className = "pl-cache " + st;
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cacheEl.innerHTML =
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st === "ready" ? '<i class="bi bi-check-circle-fill"></i> 已缓存'
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: st === "pending" ? '<i class="bi bi-hourglass-split"></i> 生成中'
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: '<i class="bi bi-cloud"></i> 未缓存';
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}
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const btn = el.querySelector("button");
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btn.onclick = () => removeFromPlaylist(item.entryId);
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}
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async function loadPlaylist() {
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try {
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const r = await api(`/api/streams/${currentStreamId}/playlist`);
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const playlistData = r.list || [];
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state.playlist = playlistData;
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const container = document.getElementById("playlistList");
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document.getElementById("playlistCount").textContent = playlistData.length;
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if (playlistData.length === 0) {
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container.innerHTML = `<div class="empty-state"><div class="empty-icon"><i class="bi bi-music-note"></i></div><div class="empty-title">播放列表为空</div><div class="empty-desc">从资源列表中添加音乐</div></div>`;
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if (sortableInstance) { sortableInstance.destroy(); sortableInstance = null; }
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return;
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}
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if (!container.querySelector("[data-key]")) container.innerHTML = "";
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reconcileList(container, playlistData, (p) => p.entryId, renderPlItem, updatePlItem);
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if (!sortableInstance) {
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sortableInstance = new Sortable(container, {
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animation: 200,
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ghostClass: "sortable-ghost",
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handle: ".pl-grip",
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delay: 100,
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delayOnTouchOnly: true,
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onEnd: async () => {
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const items = [...container.querySelectorAll(".pl-item")];
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const order = items.map((el) => Number(el.dataset.id));
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try {
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await post(`/api/streams/${currentStreamId}/playlist/reorder`, { order });
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items.forEach((el, i) => {
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el.querySelector(".pl-num").textContent = i + 1;
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});
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} catch (err) {
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console.error("排序更新失败:", err);
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loadPlaylist();
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}
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},
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});
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}
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} catch (err) { console.error("加载播放列表失败:", err); }
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}
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// ==================== Actions ====================
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async function addToPlaylist(file) {
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try {
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await post(`/api/streams/${currentStreamId}/playlist/add`, { file });
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showToast("已添加到播放列表", "success");
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await loadPlaylist();
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await loadResources();
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} catch (err) { showToast("添加失败: " + err.message, "error"); }
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}
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async function removeFromPlaylist(entryId) {
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try {
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await post(`/api/streams/${currentStreamId}/playlist/remove`, { entryId });
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await loadPlaylist();
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} catch (err) { showToast("移除失败: " + err.message, "error"); }
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}
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async function clearPlaylist() {
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if (!confirm("确定清空当前频道的播放列表？清空后将自动随机添加一首。")) return;
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try {
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await post(`/api/streams/${currentStreamId}/playlist/clear`);
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await loadPlaylist();
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} catch (err) { showToast("清空失败: " + err.message, "error"); }
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}
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async function deleteResource(file, title) {
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if (!confirm(`确定删除「${title}」？\n将同时删除音频文件、切片缓存与播放列表引用。`)) return;
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try {
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await post("/api/music/delete", { file });
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showToast("已删除: " + title, "success");
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await loadResources();
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await loadPlaylist();
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} catch (err) { showToast("删除失败: " + err.message, "error"); }
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}
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async function enrichResource(file) {
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try {
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showToast("正在重新匹配...");
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await post("/api/music/enrich", { file });
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await loadResources();
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showToast("匹配完成", "success");
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} catch (err) { showToast("匹配失败: " + err.message, "error"); }
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}
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// ==================== Cache Info ====================
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async function loadCacheInfo() {
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try {
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const info = await api("/api/system/cache");
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document.getElementById("cacheInfo").innerHTML =
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`<i class="bi bi-database"></i> ${(info.total / 1048576).toFixed(1)}/${(info.limit / 1048576).toFixed(0)}MB (${info.usedPercent}%)`;
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} catch (err) { console.error("加载缓存信息失败:", err); }
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}
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// ==================== Mini Player ====================
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const musicPlayer = document.getElementById("musicPlayer");
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const miniPlayer = document.getElementById("miniPlayer");
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const mpBody = document.getElementById("mpBody");
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const mpProgress = document.getElementById("mpProgress");
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const mpCover = document.getElementById("mpCover");
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const mpName = document.getElementById("mpName");
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const mpArtist = document.getElementById("mpArtist");
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const mpPlay = document.getElementById("mpPlay");
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const mpTime = document.getElementById("mpTime");
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const mpExpand = document.getElementById("mpExpand");
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function showMiniPlayer(info) {
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mpName.textContent = info.name || "未知";
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mpArtist.textContent = info.artist || "--";
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if (info.albumImage) { mpCover.src = info.albumImage; mpCover.style.display = ""; }
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else mpCover.style.display = "none";
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miniPlayer.classList.add("show");
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document.body.classList.add("mini-player-visible");
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}
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function hideMiniPlayer() {
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miniPlayer.classList.remove("show");
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document.body.classList.remove("mini-player-visible");
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}
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mpPlay.addEventListener("click", () => { musicPlayer.paused ? musicPlayer.play() : musicPlayer.pause(); });
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musicPlayer.addEventListener("play", () => { mpPlay.innerHTML = '<i class="bi bi-pause-fill"></i>'; });
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musicPlayer.addEventListener("pause", () => { mpPlay.innerHTML = '<i class="bi bi-play-fill"></i>'; });
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musicPlayer.addEventListener("timeupdate", () => {
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if (!musicPlayer.duration) return;
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mpProgress.style.width = (musicPlayer.currentTime / musicPlayer.duration) * 100 + "%";
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mpTime.textContent = formatDuration(musicPlayer.currentTime);
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});
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musicPlayer.addEventListener("ended", () => { mpPlay.innerHTML = '<i class="bi bi-play-fill"></i>'; });
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mpExpand.addEventListener("click", () => {
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switchPage("pageSearch");
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const preview = document.getElementById("musicPreview");
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if (preview.style.display !== "none") preview.scrollIntoView({ behavior: "smooth", block: "center" });
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});
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let isSeeking = false;
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function seekFromPointer(e) {
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const rect = mpBody.getBoundingClientRect();
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const x = e.touches ? e.touches[0].clientX : e.clientX;
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const ratio = Math.max(0, Math.min(1, (x - rect.left) / rect.width));
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if (musicPlayer.duration) {
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musicPlayer.currentTime = ratio * musicPlayer.duration;
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mpProgress.style.width = ratio * 100 + "%";
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}
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}
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mpBody.addEventListener("mousedown", (e) => { if (e.target.closest("button")) return; isSeeking = true; seekFromPointer(e); });
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mpBody.addEventListener("touchstart", (e) => { if (e.target.closest("button")) return; isSeeking = true; seekFromPointer(e); }, { passive: true });
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document.addEventListener("mousemove", (e) => { if (isSeeking) seekFromPointer(e); });
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document.addEventListener("touchmove", (e) => { if (isSeeking) seekFromPointer(e); }, { passive: true });
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document.addEventListener("mouseup", () => { isSeeking = false; });
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document.addEventListener("touchend", () => { isSeeking = false; });
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// ==================== Music Search ====================
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let musicInfo = null, selectedId = null;
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const musicIdInput = document.getElementById("musicId");
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const parseHint = document.getElementById("parseHint");
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const parsedIdEl = document.getElementById("parsedId");
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function updateParseHint() {
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const val = musicIdInput.value.trim(), extracted = extractMusicId(val);
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if (val && extracted !== val && /^\d+$/.test(extracted)) {
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parsedIdEl.textContent = extracted;
|
||
parseHint.classList.add("visible");
|
||
} else parseHint.classList.remove("visible");
|
||
}
|
||
musicIdInput.addEventListener("input", updateParseHint);
|
||
musicIdInput.addEventListener("paste", () => requestAnimationFrame(updateParseHint));
|
||
|
||
async function showDetail(id) {
|
||
const info = await api("/api/music/detail", {
|
||
method: "POST",
|
||
headers: { "Content-Type": "application/json" },
|
||
body: JSON.stringify({ id }),
|
||
});
|
||
musicInfo = info; selectedId = id;
|
||
document.getElementById("musicName").textContent = info.name;
|
||
document.getElementById("musicArtist").textContent = info.artist || "未知作者";
|
||
document.getElementById("musicCover").src = info.albumImage || "";
|
||
let tags = "";
|
||
if (info.album) tags += `<span class="detail-tag album-tag"><i class="bi bi-disc"></i> ${esc(info.album)}</span>`;
|
||
if (info.duration) tags += `<span class="detail-tag duration-tag"><i class="bi bi-clock"></i> ${formatDuration(info.duration)}</span>`;
|
||
if (id) tags += `<span class="detail-tag"><i class="bi bi-hash"></i> ${id}</span>`;
|
||
document.getElementById("musicDetails").innerHTML = tags;
|
||
document.getElementById("musicPreview").style.display = "block";
|
||
document.getElementById("searchTips").style.display = "none";
|
||
musicPlayer.pause();
|
||
musicPlayer.src = "http://music.163.com/song/media/outer/url?id=" + id + ".mp3";
|
||
showMiniPlayer({ name: info.name, artist: info.artist, albumImage: info.albumImage });
|
||
mpProgress.style.width = "0%";
|
||
mpTime.textContent = "0:00";
|
||
}
|
||
|
||
function renderSearchResults(data, keyword) {
|
||
const container = document.getElementById("searchResults");
|
||
musicInfo = null; selectedId = null;
|
||
document.getElementById("musicPreview").style.display = "none";
|
||
if (!data.list || data.list.length === 0) {
|
||
container.innerHTML = `<div class="empty-state"><div class="empty-icon"><i class="bi bi-search"></i></div><div class="empty-title">未找到相关歌曲</div><div class="empty-desc">换个关键词试试</div></div>`;
|
||
container.style.display = "block";
|
||
document.getElementById("searchTips").style.display = "none";
|
||
return;
|
||
}
|
||
container.innerHTML = `
|
||
<div class="sr-head">"${esc(keyword)}" 共 <b>${data.total}</b> 首相关歌曲，点击选择：</div>
|
||
<div class="sr-list">${data.list.map((item, i) => `
|
||
<div class="sr-item" data-id="${item.id}" style="animation-delay:${i * 0.04}s">
|
||
<div class="sr-main">
|
||
<div class="sr-name">${esc(item.name)}</div>
|
||
<div class="sr-artist">${esc((item.artists || []).join(" / ") || "未知作者")}</div>
|
||
</div>
|
||
${item.alias && item.alias[0] ? `<div class="sr-alias" title="${esc(item.alias.join(" / "))}">${esc(item.alias[0])}</div>` : ""}
|
||
<div class="sr-duration">${formatDuration(item.duration / 1000)}</div>
|
||
</div>`).join("")}</div>`;
|
||
container.style.display = "block";
|
||
document.getElementById("searchTips").style.display = "none";
|
||
container.querySelectorAll(".sr-item").forEach((el) => {
|
||
el.addEventListener("click", () => {
|
||
container.querySelectorAll(".sr-item").forEach((x) => x.classList.remove("active"));
|
||
el.classList.add("active");
|
||
showDetail(el.dataset.id).catch((err) => showToast("查询失败: " + err.message, "error"));
|
||
});
|
||
});
|
||
}
|
||
|
||
async function searchMusic() {
|
||
const rawInput = musicIdInput.value.trim();
|
||
if (!rawInput) return showToast("请输入歌曲 ID、链接或歌名", "error");
|
||
const id = extractMusicId(rawInput);
|
||
const btn = document.getElementById("btnSearch");
|
||
btn.disabled = true; btn.textContent = "查询中...";
|
||
try {
|
||
if (id && /^\d+$/.test(id)) {
|
||
document.getElementById("searchResults").style.display = "none";
|
||
await showDetail(id);
|
||
} else {
|
||
renderSearchResults(await api("/api/music/search?keyword=" + encodeURIComponent(rawInput)), rawInput);
|
||
}
|
||
} catch (err) { showToast("查询失败: " + err.message, "error"); }
|
||
finally { btn.disabled = false; btn.textContent = "查询"; }
|
||
}
|
||
|
||
async function downloadMusic() {
|
||
if (!musicInfo || !selectedId) return;
|
||
const btn = document.getElementById("btnDownload");
|
||
btn.disabled = true; btn.innerHTML = '<span class="spinner-sm"></span> 下载中';
|
||
try {
|
||
const r = await post("/api/music/download", {
|
||
id: selectedId, name: musicInfo.name,
|
||
artist: musicInfo.artist, albumImage: musicInfo.albumImage,
|
||
});
|
||
musicIdInput.value = ""; musicInfo = null; selectedId = null;
|
||
document.getElementById("musicPreview").style.display = "none";
|
||
document.getElementById("searchResults").style.display = "none";
|
||
document.getElementById("searchTips").style.display = "block";
|
||
parseHint.classList.remove("visible");
|
||
loadResources();
|
||
showToast("已下载: " + r.file, "success");
|
||
} catch (err) { showToast("下载失败: " + err.message, "error"); }
|
||
finally { btn.disabled = false; btn.innerHTML = '<i class="bi bi-download"></i> 下载到资源库'; }
|
||
}
|
||
|
||
// ==================== Local Import ====================
|
||
const importFileInput = document.getElementById("importFile");
|
||
document.getElementById("btnImport").addEventListener("click", () => importFileInput.click());
|
||
importFileInput.addEventListener("change", async () => {
|
||
const f = importFileInput.files[0];
|
||
if (!f) return;
|
||
const title = document.getElementById("importTitle").value.trim();
|
||
const artist = document.getElementById("importArtist").value.trim();
|
||
const prog = document.getElementById("importProgress");
|
||
const btn = document.getElementById("btnImport");
|
||
btn.disabled = true; prog.textContent = "上传中...";
|
||
const fd = new FormData();
|
||
fd.append("audio", f);
|
||
fd.append("title", title);
|
||
fd.append("artist", artist);
|
||
try {
|
||
const res = await fetch("/api/music/import", { method: "POST", body: fd, credentials: "same-origin" });
|
||
if (res.status === 401) { window.location.href = "/login"; return; }
|
||
const data = await res.json();
|
||
if (!res.ok || !data.ok) throw new Error(data.error || "导入失败");
|
||
prog.textContent = "导入成功，正在匹配元数据...";
|
||
showToast("已导入: " + data.file, "success");
|
||
document.getElementById("importTitle").value = "";
|
||
document.getElementById("importArtist").value = "";
|
||
importFileInput.value = "";
|
||
await loadResources();
|
||
prog.textContent = "";
|
||
} catch (err) {
|
||
prog.textContent = "";
|
||
showToast("导入失败: " + err.message, "error");
|
||
} finally { btn.disabled = false; }
|
||
});
|
||
|
||
// ==================== SSE ====================
|
||
function connectSSE() {
|
||
const es = new EventSource("/api/events");
|
||
es.addEventListener("cache-status", () => { loadResources(); loadPlaylist(); });
|
||
es.addEventListener("playlist-update", () => loadPlaylist());
|
||
es.addEventListener("song-finished", () => loadPlaylist());
|
||
es.addEventListener("now-playing", () => loadPlaylist());
|
||
es.onerror = () => { es.close(); setTimeout(connectSSE, 5000); };
|
||
}
|
||
|
||
// ==================== Event Listeners ====================
|
||
document.getElementById("btnSearch").addEventListener("click", searchMusic);
|
||
document.getElementById("btnDownload").addEventListener("click", downloadMusic);
|
||
document.getElementById("btnClear").addEventListener("click", clearPlaylist);
|
||
musicIdInput.addEventListener("keydown", (e) => { if (e.key === "Enter") searchMusic(); });
|
||
musicPlayer.addEventListener("error", () => showToast("试听失败：该歌曲可能无版权", "error"));
|
||
document.getElementById("resourceSearch").addEventListener("input", (e) => {
|
||
resourceKeyword = e.target.value.trim().toLowerCase();
|
||
applyResourceFilter();
|
||
});
|
||
|
||
document.addEventListener("keydown", (e) => {
|
||
if (e.target.tagName === "INPUT" || e.target.tagName === "TEXTAREA") return;
|
||
if (e.code === "Space") { e.preventDefault(); musicPlayer.paused ? musicPlayer.play() : musicPlayer.pause(); }
|
||
if (e.code === "ArrowRight") musicPlayer.currentTime = Math.min(musicPlayer.duration || 0, musicPlayer.currentTime + 5);
|
||
if (e.code === "ArrowLeft") musicPlayer.currentTime = Math.max(0, musicPlayer.currentTime - 5);
|
||
});
|
||
|
||
// ==================== Swipe Navigation ====================
|
||
let touchStartX = 0, touchStartY = 0, touchStartTime = 0;
|
||
document.addEventListener("touchstart", (e) => {
|
||
touchStartX = e.touches[0].clientX; touchStartY = e.touches[0].clientY; touchStartTime = Date.now();
|
||
}, { passive: true });
|
||
document.addEventListener("touchend", (e) => {
|
||
const dx = e.changedTouches[0].clientX - touchStartX;
|
||
const dy = e.changedTouches[0].clientY - touchStartY;
|
||
const dt = Date.now() - touchStartTime;
|
||
if (Math.abs(dx) < 60 || Math.abs(dx) < Math.abs(dy) * 1.5 || dt > 500) return;
|
||
const idx = pageOrder.findIndex((id) => document.getElementById(id)?.classList.contains("active"));
|
||
if (idx < 0) return;
|
||
if (dx < 0 && idx < pageOrder.length - 1) switchPage(pageOrder[idx + 1]);
|
||
else if (dx > 0 && idx > 0) switchPage(pageOrder[idx - 1]);
|
||
}, { passive: true });
|
||
|
||
// ==================== Init ====================
|
||
(async function init() {
|
||
await loadStreams();
|
||
await loadResources();
|
||
await loadPlaylist();
|
||
loadCacheInfo();
|
||
connectSSE();
|
||
setInterval(() => { loadResources(); loadPlaylist(); loadCacheInfo(); }, 8000);
|
||
})(); |