90 lines
2.7 KiB
JavaScript
90 lines
2.7 KiB
JavaScript
(function () {
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var mask = document.getElementById("searchDialog");
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if (!mask) return;
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var headerForm = document.querySelector("form.header-search");
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var headerInput = headerForm
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? headerForm.querySelector('input[name="q"]')
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: null;
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var input = mask.querySelector('[data-search-dialog-input]');
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var form = mask.querySelector('[data-search-dialog-form]');
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function isMobile() {
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try {
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return window.matchMedia("(max-width: 767px)").matches;
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} catch (e) {
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return false;
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}
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}
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function openDialog(initialValue) {
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if (initialValue != null && input) {
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input.value = String(initialValue || "");
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}
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mask.classList.add("is-open");
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mask.setAttribute("aria-hidden", "false");
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document.body.style.overflow = "hidden";
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requestAnimationFrame(function () {
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requestAnimationFrame(function () {
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if (input) input.focus();
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if (input && typeof input.select === "function") {
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input.select();
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}
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});
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});
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}
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function closeDialog() {
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mask.classList.remove("is-open");
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mask.setAttribute("aria-hidden", "true");
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document.body.style.overflow = "";
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}
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window.openSearchDialog = openDialog;
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window.closeSearchDialog = closeDialog;
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if (mask) {
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mask.addEventListener("click", function (e) {
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if (e.target !== mask) return;
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closeDialog();
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});
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}
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document.addEventListener("keydown", function (e) {
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if (!mask.classList.contains("is-open")) return;
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if (e.key === "Escape") closeDialog();
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});
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// 移动端：点击头部搜索栏 → 打开搜索弹窗，而不是直接跳转
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if (headerForm) {
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headerForm.addEventListener("submit", function (e) {
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if (!isMobile()) return;
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e.preventDefault();
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var v = headerInput ? headerInput.value : "";
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openDialog(v);
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});
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headerForm.addEventListener("click", function (e) {
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if (!isMobile()) return;
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// 避免点到表单外或触发非预期行为
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e.preventDefault();
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e.stopPropagation();
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var v = headerInput ? headerInput.value : "";
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openDialog(v);
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});
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}
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// 提交时如果是空关键字，不跳转（避免触发接口报参数错误等情况）
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if (form) {
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form.addEventListener("submit", function (e) {
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var q = input ? String(input.value || "").trim() : "";
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if (!q) {
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e.preventDefault();
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if (input) input.focus();
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}
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});
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}
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})();
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