feat(MikrotikConfig): enhance applyMikrotikConfig and NetworkConfigManager with detailed request logging and error handling improvements

backend/routes/mikrotikConfigRoutes.js

@@ -238,8 +238,11 @@ const APPLY_TIMEOUT_MS = Number(process.env.MIKROTIK_APPLY_TIMEOUT_MS) || 60000;
  */
 async function applyMikrotikConfig(req, res) {
   let conn = null;
+  const mikrotikRequests = [];
+  const body = req.body || {};
+  console.log('[MikroTik apply] Request body:', { serverId: body.serverId, type: body.type, dryRun: body.dryRun });
   try {
-    const { serverId, type = 'all', dryRun = true } = req.body || {};
+    const { serverId, type = 'all', dryRun = true } = body;
     if (!serverId) {
       return sendError(res, 400, 'serverId is required', 'E_BAD_REQUEST');
     }
@@ -290,7 +293,15 @@ async function applyMikrotikConfig(req, res) {
         port: Number(port) || 8728,
       });
       try {
+        console.log('[MikroTik apply] Connecting to', host + ':' + port, 'user:', user);
         await conn.connect();
+        const originalWrite = conn.write.bind(conn);
+        conn.write = async function (path, args) {
+          const req = { path, args: args || [] };
+          mikrotikRequests.push(req);
+          console.log('[MikroTik API]', path, req.args);
+          return originalWrite(path, args);
+        };
         const allResults = [];
         for (const block of blocks) {
           const blockResults = await applyBlock(conn, block, !!dryRun);
@@ -308,7 +319,7 @@ async function applyMikrotikConfig(req, res) {
           skipped: allResults.flatMap(b => b.results).filter(r => r.status === 'skip').length,
           errors: allResults.flatMap(b => b.results).filter(r => r.status === 'error'),
         };
-        return { ok: true, dryRun: !!dryRun, summary, results: allResults };
+        return { ok: true, dryRun: !!dryRun, summary, results: allResults, mikrotikRequests };
       } catch (err) {
         if (conn) try { conn.close(); } catch (_) {}
         conn = null;
@@ -326,12 +337,14 @@ async function applyMikrotikConfig(req, res) {
     if (conn) try { conn.close(); } catch (_) {}
     console.error('Error applying MikroTik config:', error);
     const msg = error.message || String(error);
-    return res.status(500).json({
+    const errPayload = {
       ok: false,
       error: msg.includes('ECONNREFUSED') ? 'Соединение отклонено. Проверьте хост и порт.' :
         msg.includes('ETIMEDOUT') || msg.includes('Таймаут') ? msg :
           msg.includes('Authentication') || msg.includes('login') ? 'Неверный логин или пароль' : msg,
-    });
+    };
+    if (mikrotikRequests.length > 0) errPayload.mikrotikRequests = mikrotikRequests;
+    return res.status(500).json(errPayload);
   }
 }