From 394b797e84c0160b1b1b0b28d0b5b9af0cba0e53 Mon Sep 17 00:00:00 2001
From: "belevo\\mh" <mh@belevo.ch>
Date: Wed, 17 Dec 2025 10:19:41 +0100
Subject: [PATCH] no message

---
 Energy_Pie/module.php | 45 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/Energy_Pie/module.php b/Energy_Pie/module.php
index cdf6ee8..605908a 100644
--- a/Energy_Pie/module.php
+++ b/Energy_Pie/module.php
@@ -121,6 +121,30 @@ private function RecalculateAndPush(): void
     $feed = $this->readDelta($this->ReadPropertyInteger('VarFeedIn'),     $tStart, $tEnd, $dbgFeed);
     $grid = $this->readDelta($this->ReadPropertyInteger('VarGrid'),       $tStart, $tEnd, $dbgGrid);
 
+
+    $hasData = (($dbgProd['count'] ?? 0) > 0) || (($dbgFeed['count'] ?? 0) > 0) || (($dbgGrid['count'] ?? 0) > 0);
+
+    if (!$hasData && $range !== 'total') {
+        // nimm Produktion als Referenz für "letzte Daten"
+        $lastTs = $this->getLastLogTimestamp($this->ReadPropertyInteger('VarProduction'));
+
+        if ($lastTs > 0) {
+            $this->WriteAttributeString(self::ATTR_DATE, date('Y-m-d', $lastTs));
+
+            // Range neu berechnen für dieses Datum
+            $date = $this->ReadAttributeString(self::ATTR_DATE);
+            [$tStart, $tEnd] = $this->getRange($range, $date);
+
+            // Deltas nochmal holen (jetzt sollte count>0 werden)
+            $prod = $this->readDelta($this->ReadPropertyInteger('VarProduction'), $tStart, $tEnd, $dbgProd);
+            $feed = $this->readDelta($this->ReadPropertyInteger('VarFeedIn'),     $tStart, $tEnd, $dbgFeed);
+            $grid = $this->readDelta($this->ReadPropertyInteger('VarGrid'),       $tStart, $tEnd, $dbgGrid);
+
+            $hasData = (($dbgProd['count'] ?? 0) > 0) || (($dbgFeed['count'] ?? 0) > 0) || (($dbgGrid['count'] ?? 0) > 0);
+        }
+    }
+
+
     $house = $prod - $feed + $grid;
     if ($house < 0) $house = 0.0;
 
@@ -129,6 +153,7 @@ private function RecalculateAndPush(): void
         'date'   => $date,
         'tStart' => $tStart,
         'tEnd'   => $tEnd,
+        'hasData' => $hasData,
         'values' => [
             'Produktion'    => (float)$prod,
             'Einspeisung'   => (float)$feed,
@@ -246,6 +271,26 @@ private function RecalculateAndPush(): void
         return ($diff < 0) ? 0.0 : (float)$diff;
     }
 
+    private function getLastLogTimestamp(int $varId): int
+    {
+        if ($varId <= 0 || !IPS_VariableExists($varId)) {
+            return 0;
+        }
+
+        $archiveID = IPS_GetInstanceListByModuleID('{43192F0B-135B-4CE7-A0A7-1475603F3060}')[0] ?? 0;
+        if ($archiveID <= 0) {
+            return 0;
+        }
+
+        // Hole den letzten Eintrag (0..now, limit=1 -> der neueste)
+        $values = @AC_GetLoggedValues($archiveID, $varId, 0, time(), 1);
+        if (empty($values)) {
+            return 0;
+        }
+
+        // Bei limit=1 kommt genau ein Eintrag (der neueste)
+        return (int)$values[0]['TimeStamp'];
+    }