feat(zigbee): Add Write Response Handler + option to allow multi endpoint binding

libraries/Zigbee/keywords.txt

@@ -76,6 +76,7 @@ scanComplete	KEYWORD2
 getScanResult	KEYWORD2
 scanDelete	KEYWORD2
 factoryReset	KEYWORD2
+allowMultiEndpointBinding	KEYWORD2
 
 # Common ZigbeeEP
 setEpConfig	KEYWORD2

libraries/Zigbee/src/ZigbeeCore.cpp

@@ -46,6 +46,7 @@ ZigbeeCore::ZigbeeCore() {
   _scan_duration = 3;  // default scan duration
   _rx_on_when_idle = true;
   _debug = false;
+  _allow_multi_endpoint_binding = false;
   _global_default_response_cb = nullptr;  // Initialize global callback to nullptr
   if (!lock) {
     lock = xSemaphoreCreateBinary();
@@ -392,7 +393,9 @@ void esp_zb_app_signal_handler(esp_zb_app_signal_t *signal_struct) {
                 log_d("Device not bound to endpoint %d and it is free to bound!", (*it)->getEndpoint());
                 (*it)->findEndpoint(&cmd_req);
                 log_d("Endpoint %d is searching for device", (*it)->getEndpoint());
-                break;  // Only one endpoint per device
+                if(!Zigbee.allowMultiEndpointBinding()) { // If multi endpoint binding is not allowed, break the loop to keep backwards compatibility
+                  break;
+                }
               }
             }
           }
@@ -422,11 +425,13 @@ void esp_zb_app_signal_handler(esp_zb_app_signal_t *signal_struct) {
                   break;
                 }
               }
-              log_d("Device not bound to endpoint %d and it is free to bound!", (*it)->getEndpoint());
               if (!found) {
+                log_d("Device not bound to endpoint %d and it is free to bound!", (*it)->getEndpoint());
                 (*it)->findEndpoint(&cmd_req);
                 log_d("Endpoint %d is searching for device", (*it)->getEndpoint());
-                break;  // Only one endpoint per device
+                if(!Zigbee.allowMultiEndpointBinding()) { // If multi endpoint binding is not allowed, break the loop to keep backwards compatibility
+                  break;
+                }
               }
             }
           }

libraries/Zigbee/src/ZigbeeCore.h

@@ -117,6 +117,7 @@ class ZigbeeCore {
   zigbee_scan_result_t *_scan_result;
   SemaphoreHandle_t lock;
   bool _debug;
+  bool _allow_multi_endpoint_binding;
 
   // Global default response callback
   void (*_global_default_response_cb)(zb_cmd_type_t resp_to_cmd, esp_zb_zcl_status_t status, uint8_t endpoint, uint16_t cluster);
@@ -196,6 +197,13 @@ class ZigbeeCore {
     return _debug;
   }
 
+  void allowMultiEndpointBinding(bool allow) {
+    _allow_multi_endpoint_binding = allow;
+  }
+  bool allowMultiEndpointBinding() {
+    return _allow_multi_endpoint_binding;
+  }
+
   // Set global default response callback
   void onGlobalDefaultResponse(void (*callback)(zb_cmd_type_t resp_to_cmd, esp_zb_zcl_status_t status, uint8_t endpoint, uint16_t cluster)) {
     _global_default_response_cb = callback;

libraries/Zigbee/src/ZigbeeEP.h

@@ -149,6 +149,7 @@ class ZigbeeEP {
   // list of all handlers function calls, to be override by EPs implementation
   virtual void zbAttributeSet(const esp_zb_zcl_set_attr_value_message_t *message) {};
   virtual void zbAttributeRead(uint16_t cluster_id, const esp_zb_zcl_attribute_t *attribute, uint8_t src_endpoint, esp_zb_zcl_addr_t src_address) {};
+  virtual void zbWriteAttributeResponse(uint16_t cluster_id, uint16_t attribute_id, esp_zb_zcl_status_t status, uint8_t src_endpoint, esp_zb_zcl_addr_t src_address) {};
   virtual void zbReadBasicCluster(const esp_zb_zcl_attribute_t *attribute);  //already implemented
   virtual void zbIdentify(const esp_zb_zcl_set_attr_value_message_t *message);
   virtual void zbWindowCoveringMovementCmd(const esp_zb_zcl_window_covering_movement_message_t *message) {};

libraries/Zigbee/src/ZigbeeHandlers.cpp

@@ -42,6 +42,7 @@ static bool s_tagid_received = false;
 static esp_err_t zb_attribute_set_handler(const esp_zb_zcl_set_attr_value_message_t *message);
 static esp_err_t zb_attribute_reporting_handler(const esp_zb_zcl_report_attr_message_t *message);
 static esp_err_t zb_cmd_read_attr_resp_handler(const esp_zb_zcl_cmd_read_attr_resp_message_t *message);
+static esp_err_t zb_cmd_write_attr_resp_handler(const esp_zb_zcl_cmd_write_attr_resp_message_t *message);
 static esp_err_t zb_configure_report_resp_handler(const esp_zb_zcl_cmd_config_report_resp_message_t *message);
 static esp_err_t zb_cmd_ias_zone_status_change_handler(const esp_zb_zcl_ias_zone_status_change_notification_message_t *message);
 static esp_err_t zb_cmd_ias_zone_enroll_response_handler(const esp_zb_zcl_ias_zone_enroll_response_message_t *message);
@@ -73,6 +74,7 @@ static esp_err_t zb_action_handler(esp_zb_core_action_callback_id_t callback_id,
       ret = zb_ota_upgrade_query_image_resp_handler((esp_zb_zcl_ota_upgrade_query_image_resp_message_t *)message);
       break;
     case ESP_ZB_CORE_CMD_DEFAULT_RESP_CB_ID: ret = zb_cmd_default_resp_handler((esp_zb_zcl_cmd_default_resp_message_t *)message); break;
+    case ESP_ZB_CORE_CMD_WRITE_ATTR_RESP_CB_ID: ret = zb_cmd_write_attr_resp_handler((esp_zb_zcl_cmd_write_attr_resp_message_t *)message); break;
     default:                                 log_w("Receive unhandled Zigbee action(0x%x) callback", callback_id); break;
   }
   return ret;
@@ -170,6 +172,37 @@ static esp_err_t zb_cmd_read_attr_resp_handler(const esp_zb_zcl_cmd_read_attr_re
   return ESP_OK;
 }
 
+static esp_err_t zb_cmd_write_attr_resp_handler(const esp_zb_zcl_cmd_write_attr_resp_message_t *message) {
+  if (!message) {
+    log_e("Empty message");
+    return ESP_FAIL;
+  }
+  if (message->info.status != ESP_ZB_ZCL_STATUS_SUCCESS) {
+    log_e("Received message: error status(%d)", message->info.status);
+    return ESP_ERR_INVALID_ARG;
+  }
+  log_v(
+    "Write attribute response: from address(0x%x) src endpoint(%d) to dst endpoint(%d) cluster(0x%x)", message->info.src_address.u.short_addr,
+    message->info.src_endpoint, message->info.dst_endpoint, message->info.cluster
+  );
+  for (std::list<ZigbeeEP *>::iterator it = Zigbee.ep_objects.begin(); it != Zigbee.ep_objects.end(); ++it) {
+    if (message->info.dst_endpoint == (*it)->getEndpoint()) {
+      esp_zb_zcl_write_attr_resp_variable_t *variable = message->variables;
+      while (variable) {
+        log_v(
+          "Write attribute response: status(%d), cluster(0x%x), attribute(0x%x)", variable->status, message->info.cluster, variable->attribute_id
+        );
+        if (variable->status == ESP_ZB_ZCL_STATUS_SUCCESS) {
+          (*it)->zbWriteAttributeResponse(message->info.cluster, variable->attribute_id, variable->status, message->info.src_endpoint, message->info.src_address);
+        }
+        variable = variable->next;
+      }
+    }
+  }
+  return ESP_OK;
+}
+
+
 static esp_err_t zb_configure_report_resp_handler(const esp_zb_zcl_cmd_config_report_resp_message_t *message) {
   if (!message) {
     log_e("Empty message");