fix: _get_pv_surplus() via grid_power-Aggregat (SDM-630 fix, v1.8.11)

SDM-630 liefert grid_power (negativ=Einspeisung), wurde von active_power-
Logik nicht erfasst. Jetzt einheitlich über grid_power-Aggregat.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

haos-addon/config.yaml

@@ -1,5 +1,5 @@
 name: ShineBridge
-version: "1.8.9"
+version: "1.8.11"
 slug: shinebridge
 description: Growatt Wechselrichter lokal in Home Assistant — Modbus TCP via ShineLAN-X, MQTT Discovery, Web UI
 url: https://gitea.bitfire.work/retr0/shinebridge

haos-addon/src/main.py

@@ -180,25 +180,9 @@ def _compute_aggregates(allow_stale: bool = False) -> Dict[str, float]:
 # ── EMS Hilfsfunktionen ───────────────────────────────────────
 
 def _get_pv_surplus() -> float:
-    """PV-Überschuss in Watt aus laufenden Geräten ermitteln.
+    """PV-Überschuss in Watt. Nutzt grid_power-Aggregat (negativ = Einspeisung)."""
-    Goodwe: active_power negativ = Einspeisung (Überschuss).
+    agg = _compute_aggregates(allow_stale=True)
-    Growatt: power_to_grid positiv = Einspeisung.
+    return max(0.0, -agg.get("grid_power", 0.0))
-    """
-    surplus = 0.0
-    with State.lock:
-        for inv_cfg in State.inverters_cfg:
-            d = State.inv_data.get(inv_cfg["id"], {})
-            if not d.get("modbus_ok") or not d.get("values"):
-                continue
-            v = d["values"]
-            # Goodwe ET: active_power > 0 = Einspeisung, < 0 = Netzbezug
-            # house_consumption = ppv + pbattery1 - active_power (Bibliotheks-Formel)
-            if "active_power" in v:
-                surplus += max(0.0, v["active_power"])
-            # Growatt
-            if "power_to_grid" in v:
-                surplus += max(0.0, v["power_to_grid"])
-    return surplus
 
 
 # ── Poll Loop ─────────────────────────────────────────────────
@@ -522,7 +506,8 @@ def api_get_surplus_devices():
         devices = State.surplus_devices_cfg
         z2m_base = State.z2m_base
     states = _surplus_ctrl.get_states() if _surplus_ctrl else {}
-    return jsonify({"devices": devices, "z2m_base": z2m_base, "states": states})
+    surplus_w = _get_pv_surplus()
+    return jsonify({"devices": devices, "z2m_base": z2m_base, "states": states, "surplus_w": surplus_w})
 
 @app.post("/api/surplus-devices")
 def api_save_surplus_devices():

haos-addon/src/web/index.html

@@ -1079,10 +1079,15 @@ function renderSurplusStatus(surplusData) {
       </div>`;
     }).join('');
   if (!rows) return '';
+  const surplusW = surplusData.surplus_w ?? null;
+  const surplusInfo = surplusW !== null
+    ? `<span style="font-size:11px;color:var(--text-dim);margin-left:auto">${surplusW >= 0 ? '+' : ''}${Math.round(surplusW)} W Überschuss</span>`
+    : '';
   return `<div class="inv-section">
     <div class="inv-header">
       <div class="inv-title">Überschuss-Geräte</div>
       <div class="inv-badge ok">Z2M</div>
+      ${surplusInfo}
     </div>
     <div style="padding:0 2px">${rows}</div>
   </div>`;