From 413f184562c514df4364b8fe70fe382f097470d3 Mon Sep 17 00:00:00 2001
From: premultiply <4681172+premultiply@users.noreply.github.com>
Date: Thu, 6 Apr 2023 14:19:55 +0200
Subject: [PATCH] Alphatec: workaround status 8 if disabled (#7222)

The charger does not allow to detect if a car is plugged or not if it is in disabled state.
---
 charger/alphatec.go | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/charger/alphatec.go b/charger/alphatec.go
index d82cd7e73..f20549221 100644
--- a/charger/alphatec.go
+++ b/charger/alphatec.go
@@ -31,7 +31,8 @@ import (
 
 // Alphatec charger implementation
 type Alphatec struct {
-	conn *modbus.Connection
+	conn   *modbus.Connection
+	status api.ChargeStatus
 }
 
 const (
@@ -72,7 +73,8 @@ func NewAlphatec(uri, device, comset string, baudrate int, proto modbus.Protocol
 	conn.Logger(log.TRACE)
 
 	wb := &Alphatec{
-		conn: conn,
+		conn:   conn,
+		status: api.StatusNone,
 	}
 
 	return wb, err
@@ -93,10 +95,17 @@ func (wb *Alphatec) Status() (api.ChargeStatus, error) {
 		res = api.StatusB
 	case 3:
 		res = api.StatusC
+	case 8:
+		res = wb.status
+		if wb.status == api.StatusC {
+			res = api.StatusB
+		}
 	default:
 		return api.StatusNone, fmt.Errorf("invalid status: %d", u)
 	}
 
+	wb.status = res
+
 	return res, nil
 }