v1.0.5: 网址列表支持上传txt批量导入(UTF-8/GBK自动识别/去重/行内注释清理)

static/app.js

@@ -161,6 +161,51 @@ async function delTask(tid) {
   } catch (e) { toast(e.message, true); }
 }
 
+/* ---------------- 网址文件导入 ---------------- */
+const MAX_IMPORT_SIZE = 2 * 1024 * 1024;   // 2MB 上限
+
+async function readFileSmart(file) {
+  /* 自动识别 UTF-8 / GBK 编码 */
+  const buf = await file.arrayBuffer();
+  let text = new TextDecoder("utf-8").decode(buf);
+  if (text.includes("\uFFFD")) {
+    try { text = new TextDecoder("gbk").decode(buf); } catch (e) { /* 保留 utf-8 结果 */ }
+  }
+  return text;
+}
+
+function importUrlsText(text) {
+  const ta = $("taskForm").elements["urls"];
+  const clean = (s) => s.split(" #")[0].trim();     // 去掉行内注释 (URL 不含空格, 安全)
+  const existing = new Set(ta.value.split(/\r?\n/).map(clean).filter(Boolean));
+  const fresh = text.split(/\r?\n/).map(clean).filter(Boolean);
+  let added = 0;
+  for (const line of fresh) {
+    if (!existing.has(line)) { existing.add(line); added++; }
+  }
+  ta.value = Array.from(existing).join("\n");
+  return { total: fresh.length, added };
+}
+
+$("btnImportUrls").onclick = () => $("urlFileInput").click();
+$("urlFileInput").onchange = async (e) => {
+  const file = e.target.files && e.target.files[0];
+  e.target.value = "";                    // 允许重复选择同一文件
+  if (!file) return;
+  if (file.size > MAX_IMPORT_SIZE) {
+    toast("文件过大（上限 2MB），请拆分后导入", true);
+    return;
+  }
+  try {
+    const text = await readFileSmart(file);
+    const r = importUrlsText(text);
+    formDirty = true;
+    toast(`已导入 ${file.name}：共 ${r.total} 行，新增 ${r.added} 条网址`);
+  } catch (err) {
+    toast("文件读取失败: " + err.message, true);
+  }
+};
+
 /* ---------------- 搜索 ---------------- */
 async function doSearch() {
   const q = $("searchInput").value.trim();