Release 3.8.2.12: export/import full server list as JSON.

Save and replace profiles via system file dialog; buttons after Best; prefs unchanged on import.

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/appui/app.js

@@ -3,7 +3,8 @@
       const methods = [
         "getState","getEditState","connect","disconnect","connectProfile","saveProfile","createProfile",
         "selectProfile","deleteProfile","installCore","openURL","pingServers","pingBest",
-        "checkUpdate","applyUpdate","saveHy2","importSubscription","getLogs","probeTunnel","savePrefs","quit"
+        "checkUpdate","applyUpdate","saveHy2","importSubscription","exportServers","importServers",
+        "getLogs","probeTunnel","savePrefs","quit"
       ];
       if (typeof window.getState === "function") return;
       window.__navisHttp = true;
@@ -49,6 +50,8 @@
     const shopLink = $("shopLink");
     const pingBtn = $("pingBtn");
     const bestBtn = $("bestBtn");
+    const exportServersBtn = $("exportServersBtn");
+    const importServersBtn = $("importServersBtn");
     const autoBest = $("autoBest");
     const serverList = $("serverList");
     const serverSearch = $("serverSearch");
@@ -425,6 +428,8 @@
       coreBtn.disabled = busy;
       pingBtn.disabled = busy;
       bestBtn.disabled = busy;
+      if (exportServersBtn) exportServersBtn.disabled = busy;
+      if (importServersBtn) importServersBtn.disabled = busy || connected;
       updCheckBtn.disabled = busy;
       updateBtn.disabled = busy;
       subBtn.disabled = busy;
@@ -536,7 +541,7 @@
     }
 
     function paintButtonsLocked(locked) {
-      [btn, coreBtn, saveBtn, addBtn, delBtn, profile, pingBtn, bestBtn, updCheckBtn, updateBtn, skipUpdateBtn, subBtn, subUrl].forEach((b) => {
+      [btn, coreBtn, saveBtn, addBtn, delBtn, profile, pingBtn, bestBtn, exportServersBtn, importServersBtn, updCheckBtn, updateBtn, skipUpdateBtn, subBtn, subUrl].forEach((b) => {
         if (b) b.disabled = locked;
       });
     }
@@ -699,6 +704,37 @@
       } catch (e) { setMeta(String(e), "err"); }
     }));
 
+    if (exportServersBtn) exportServersBtn.addEventListener("click", () => withBusy(async () => {
+      try {
+        setMeta("Экспорт списка…");
+        const n = await exportServers();
+        if (!n) {
+          setMeta("Экспорт отменён");
+          return;
+        }
+        setMeta("Экспортировано серверов: " + n, "ok");
+      } catch (e) { setMeta(fmtErr(e), "err"); }
+    }));
+
+    if (importServersBtn) importServersBtn.addEventListener("click", () => withBusy(async () => {
+      try {
+        if (!confirm("Заменить весь список серверами из файла? Текущие профили будут удалены.")) {
+          return;
+        }
+        setMeta("Импорт списка…");
+        const n = await importServers();
+        if (!n) {
+          setMeta("Импорт отменён");
+          return;
+        }
+        pingMap = {};
+        dirty = false;
+        formHydrated = false;
+        await refresh({ syncForm: true, force: true });
+        setMeta("Импортировано серверов: " + n + " (список заменён)", "ok");
+      } catch (e) { setMeta(fmtErr(e), "err"); }
+    }));
+
     updCheckBtn.addEventListener("click", () => withBusy(async () => {
       try {
         setMeta("Проверка обновлений…");