From 8b233246930de31f3816f3d967f4ac74b64f4fd2 Mon Sep 17 00:00:00 2001
From: Bernhard Kirchen <schlimmchen@posteo.net>
Date: Tue, 27 Jun 2023 22:01:39 +0200
Subject: [PATCH] ensure only one PowerCommand and ActivePowerCommand is queued

neither a PowerCommand nor an ActivePowerCommand shall be enqueued if
another one is already pending.
---
 lib/Hoymiles/src/inverters/HM_Abstract.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/Hoymiles/src/inverters/HM_Abstract.cpp b/lib/Hoymiles/src/inverters/HM_Abstract.cpp
index 097fffeb..47acfbba 100644
--- a/lib/Hoymiles/src/inverters/HM_Abstract.cpp
+++ b/lib/Hoymiles/src/inverters/HM_Abstract.cpp
@@ -121,6 +121,10 @@ bool HM_Abstract::sendActivePowerControlRequest(float limit, PowerLimitControlTy
         return false;
     }
 
+    if (CMD_PENDING == SystemConfigPara()->getLastLimitCommandSuccess()) {
+        return false;
+    }
+
     if (type == PowerLimitControlType::RelativNonPersistent || type == PowerLimitControlType::RelativPersistent) {
         limit = min<float>(100, limit);
     }
@@ -147,6 +151,10 @@ bool HM_Abstract::sendPowerControlRequest(bool turnOn)
         return false;
     }
 
+    if (CMD_PENDING == PowerCommand()->getLastPowerCommandSuccess()) {
+        return false;
+    }
+
     if (turnOn) {
         _powerState = 1;
     } else {