From 509438c2099727fc1bdd64d596de85a7f46593e5 Mon Sep 17 00:00:00 2001
From: andig <cpuidle@gmx.de>
Date: Tue, 7 Sep 2021 21:10:41 +0200
Subject: [PATCH] ABL: decode error status

---
 charger/abl.go | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/charger/abl.go b/charger/abl.go
index a1401ab7e..e975d9159 100644
--- a/charger/abl.go
+++ b/charger/abl.go
@@ -47,6 +47,29 @@ const (
 	ablModeDisable  uint16 = 0xE0E0
 )
 
+var ablStatus = map[byte]string{
+	0xB1: "EV is asking for charging",
+	0xB2: "EV has the permission to charge",
+	0xC2: "EV is charged",
+	0xC3: "C2, reduced current (error F16, F17)",
+	0xC4: "C2, reduced current (imbalance F15)",
+	0xE0: "Outlet disabled",
+	0xE1: "Production test",
+	0xE2: "EVCC setup mode",
+	0xE3: "Bus idle",
+	0xF1: "Unintended closed contact (Welding)",
+	0xF2: "Internal error",
+	0xF3: "DC residual current detected",
+	0xF4: "Upstream communication timeout",
+	0xF5: "Lock of socket failed",
+	0xF6: "CS out of range",
+	0xF7: "State D requested by EV",
+	0xF8: "CP out of range",
+	0xF9: "Overcurrent detected",
+	0xFA: "Temperature outside limits",
+	0xFB: "Unintended opened contact",
+}
+
 func init() {
 	registry.Add("abl", NewABLeMHFromConfig)
 }
@@ -102,7 +125,11 @@ func (wb *ABLeMH) Status() (api.ChargeStatus, error) {
 	case 'A', 'B', 'C':
 		return api.ChargeStatus(r), nil
 	default:
-		return api.StatusNone, fmt.Errorf("invalid status: %s", string(r))
+		status, ok := ablStatus[b[1]]
+		if !ok {
+			status = string(r)
+		}
+		return api.StatusNone, fmt.Errorf("invalid status: %s", status)
 	}
 }