dimming and fix for manual add

packages/homebridge-plugin/lib/wemo-client.js

@@ -122,6 +122,70 @@ async function setBinaryState(host, port, on) {
   await soapWithFallback(host, port, BE_URL, BE_SVC, 'SetBinaryState', { BinaryState: on ? '1' : '0' });
 }
 
+// ---------------------------------------------------------------------------
+// Dimmer control
+// ---------------------------------------------------------------------------
+
+async function getBrightness(host, port) {
+  try {
+    const res = await soapWithFallback(host, port, BE_URL, BE_SVC, 'GetBinaryState');
+    const raw = String(res['BinaryState'] ?? '0');
+    
+    // For dimmers, BinaryState contains brightness info in format: "1|brightness|..."
+    // Example: "1|50|0" where 50 is the brightness level (0-100)
+    if (raw.includes('|')) {
+      const parts = raw.split('|');
+      if (parts.length >= 2) {
+        const brightness = parseInt(parts[1], 10);
+        return !isNaN(brightness) ? brightness : null;
+      }
+    }
+    
+    // If device is off, return 0
+    return raw === '1' || raw === '8' ? 100 : 0;
+  } catch (err) {
+    // Fallback for non-dimmer devices
+    const isOn = await getBinaryState(host, port);
+    return isOn ? 100 : 0;
+  }
+}
+
+async function setBrightness(host, port, brightness) {
+  // Brightness should be 0-100
+  const level = Math.max(0, Math.min(100, Math.round(brightness)));
+  
+  if (level === 0) {
+    // Turn off the device
+    await setBinaryState(host, port, false);
+  } else {
+    // For dimmers, use the brightness format: "brightness|0"
+    // For non-dimmers, just turn on
+    try {
+      await soapWithFallback(host, port, BE_URL, BE_SVC, 'SetBinaryState', { 
+        BinaryState: `${level}|0` 
+      });
+    } catch (err) {
+      // Fallback for non-dimmer devices - just turn on
+      await setBinaryState(host, port, true);
+    }
+  }
+}
+
+function isDimmerDevice(deviceInfo) {
+  if (!deviceInfo) return false;
+  
+  const { productModel, modelDescription, udn } = deviceInfo;
+  
+  // Check various indicators that this is a dimmer
+  return (
+    (productModel && productModel.toLowerCase().includes('dimmer')) ||
+    (modelDescription && modelDescription.toLowerCase().includes('dimmer')) ||
+    (udn && udn.toLowerCase().includes('dimmer')) ||
+    (productModel && productModel.includes('WDS060')) ||
+    (modelDescription && modelDescription.includes('Dimmer'))
+  );
+}
+
 // ---------------------------------------------------------------------------
 // Device info
 // ---------------------------------------------------------------------------
@@ -478,6 +542,9 @@ function _insertNewRule(db, ruleId, ruleData) {
 module.exports = {
   getBinaryState,
   setBinaryState,
+  getBrightness,
+  setBrightness,
+  isDimmerDevice,
   getDeviceInfo,
   discoverDevices,
   fetchRules,