Files
Symcon_Belevo_Energiemanage…/Abrechnung/module.php
2025-11-05 08:33:04 +01:00

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<?php
declare(strict_types=1);
include_once __DIR__ . '/libs/vendor/autoload.php'; // TCPDF via Composer
class Abrechnung extends IPSModule
{
public function Create()
{
parent::Create();
// Eigenschaften
$this->RegisterPropertyString('Users', '[]');
$this->RegisterPropertyString('PowerMeters', '[]');
$this->RegisterPropertyString('WaterMeters', '[]');
$this->RegisterPropertyString('Tariffs', '[]');
// Variablen
$this->RegisterVariableInteger('FromDate', 'Startdatum', '~UnixTimestamp', 1);
$this->RegisterVariableInteger('ToDate', 'Enddatum', '~UnixTimestamp', 2);
$this->RegisterVariableString('LastResult', 'Letzte Abrechnung', '', 3);
$this->EnableAction('FromDate');
$this->EnableAction('ToDate');
// Abrechnungs-Button
$this->RegisterScript('StartBilling', 'Abrechnung starten', "<?php IPS_RequestAction(" . $this->InstanceID . ", 'StartBilling', ''); ?>");
// 🧾 Media-Objekt für PDF-Ergebnis
$this->RegisterMediaDocument('InvoicePDF', 'Letzte Rechnung', 'pdf');
}
public function ApplyChanges()
{
parent::ApplyChanges();
IPS_LogMessage('Abrechnung', 'Modul geladen');
}
private function RegisterMediaDocument($Ident, $Name, $Extension, $Position = 0)
{
$mid = @IPS_GetObjectIDByIdent($Ident, $this->InstanceID);
if ($mid === false) {
$mid = IPS_CreateMedia(5); // 5 = Document
IPS_SetParent($mid, $this->InstanceID);
IPS_SetIdent($mid, $Ident);
IPS_SetName($mid, $Name);
IPS_SetPosition($mid, $Position);
IPS_SetMediaFile($mid, 'media/' . $mid . '.' . $Extension, false);
IPS_LogMessage('Abrechnung', 'Media-Datei erstellt: media/' . $mid . '.' . $Extension);
}
}
public function RequestAction($Ident, $Value)
{
IPS_LogMessage('Abrechnung', "RequestAction: $Ident");
switch ($Ident) {
case 'FromDate':
case 'ToDate':
SetValue($this->GetIDForIdent($Ident), $Value);
break;
case 'StartBilling':
IPS_LogMessage('Abrechnung', 'Starte Abrechnung...');
try {
$pdfContent = $this->GenerateInvoices();
if ($pdfContent === false) {
IPS_LogMessage('Abrechnung', '❌ GenerateInvoices() lieferte false zurück');
echo "❌ Fehler bei der PDF-Erstellung (GenerateInvoices)";
return;
}
if ($pdfContent === null) {
IPS_LogMessage('Abrechnung', '❌ GenerateInvoices() gab null zurück');
echo "❌ Fehler bei der PDF-Erstellung (leer)";
return;
}
if (strlen($pdfContent) < 100) {
IPS_LogMessage('Abrechnung', '❌ PDF-Inhalt zu kurz: ' . strlen($pdfContent));
echo "❌ Fehler bei der PDF-Erstellung (leeres PDF)";
return;
}
$mediaID = $this->GetIDForIdent('InvoicePDF');
if (!$mediaID) {
IPS_LogMessage('Abrechnung', '❌ Media-ID nicht gefunden');
echo "❌ Kein Media-Objekt vorhanden";
return;
}
IPS_SetMediaContent($mediaID, base64_encode($pdfContent));
SetValue($this->GetIDForIdent('LastResult'), 'Abrechnung vom ' . date('d.m.Y H:i'));
IPS_LogMessage('Abrechnung', '✅ Abrechnung erfolgreich gespeichert (' . strlen($pdfContent) . ' Bytes)');
echo "✅ PDF erfolgreich erstellt.";
} catch (Throwable $e) {
IPS_LogMessage('Abrechnung', '💥 Exception in StartBilling: ' . $e->getMessage());
echo "❌ Ausnahmefehler: " . $e->getMessage();
}
break;
}
}
// ====================== PDF-Logik ======================
public function GenerateInvoices()
{
$from = GetValue($this->GetIDForIdent('FromDate'));
$to = GetValue($this->GetIDForIdent('ToDate'));
IPS_LogMessage('Abrechnung', '🕒 Starte GenerateInvoices()');
IPS_LogMessage('Abrechnung', 'Zeitraum von ' . date('d.m.Y H:i', $from) . ' bis ' . date('d.m.Y H:i', $to));
$users = json_decode($this->ReadPropertyString('Users'), true);
$power = json_decode($this->ReadPropertyString('PowerMeters'), true);
$water = json_decode($this->ReadPropertyString('WaterMeters'), true);
$tariffs = json_decode($this->ReadPropertyString('Tariffs'), true);
if (!class_exists('TCPDF')) {
IPS_LogMessage('Abrechnung', '❌ TCPDF fehlt prüfe libs/vendor/autoload.php');
return false;
}
try {
$pdf = new TCPDF('P', 'mm', 'A4', true, 'UTF-8', false);
$pdf->SetCreator('IPSymcon Abrechnung');
$pdf->SetMargins(15, 15, 15);
$pdf->SetAutoPageBreak(true, 20);
$pdf->SetFont('dejavusans', '', 10);
foreach ($users as $user) {
IPS_LogMessage('Abrechnung', '→ Erstelle Seite für Benutzer: ' . $user['name']);
$pdf->AddPage();
// 🔽 Hier fügst du den neuen HTML-Block ein:
$html = "
<h2>Rechnung für {$user['name']}</h2>
<p>{$user['address']}<br>{$user['city']}</p>
<table border='1' cellpadding='3' style='font-size:8px;'>
<tr style='background-color:#e0e0e0;'>
<th>Zähler</th>
<th>Typ</th>
<th>Startzeit</th>
<th>Endzeit</th>
<th>Zählerstand Start</th>
<th>Zählerstand Ende</th>
<th>Verbrauch</th>
<th>Tarif (Rp)</th>
<th>Kosten (CHF)</th>
</tr>
";
$total = 0.0;
foreach ($power as $m) {
if ($m['user_id'] != $user['id']) continue;
$cost = $this->AddMeterToPDFRow($m, $tariffs, $from, $to, 'Strombezug');
$html .= $cost['row'];
$total += $cost['value'];
}
foreach ($water as $m) {
if ($m['user_id'] != $user['id']) continue;
$type = $m['meter_type'] ?? 'Warmwasser';
$cost = $this->AddMeterToPDFRow($m, $tariffs, $from, $to, $type);
$html .= $cost['row'];
$total += $cost['value'];
}
$html .= "</table><h3>Gesamtsumme: " . number_format($total, 2) . " CHF</h3>";
$pdf->writeHTML($html);
}
IPS_LogMessage('Abrechnung', '✅ PDF-Daten fertiggestellt');
return $pdf->Output('Abrechnung.pdf', 'S');
} catch (Throwable $e) {
IPS_LogMessage('Abrechnung', '💥 Exception in TCPDF: ' . $e->getMessage());
return false;
}
}
private function AddMeterToPDF($pdf, $meter, $tariffs, $from, $to, $type)
{
$start = $this->GetValueAt($meter['var_consumption'], $from);
$end = $this->GetValueAt($meter['var_consumption'], $to);
if ($start === null || $end === null) return 0;
$diff = max(0, $end - $start);
$tariffRp = $this->GetTariff($tariffs, $type, $from, $to);
$cost = ($tariffRp / 100) * $diff;
$pdf->writeHTML("
<tr>
<td>{$meter['name']}</td>
<td>$type</td>
<td>$start</td>
<td>$end</td>
<td>$diff</td>
<td>$tariffRp</td>
<td>" . number_format($cost, 2) . "</td>
</tr>", false, false, false, false, '');
return $cost;
}
private function GetTariff(array $tariffs, string $type, int $from, int $to): float
{
foreach ($tariffs as $t) {
$start = strtotime($t['start']);
$end = strtotime($t['end']);
if ($from >= $start && $to <= $end && strtolower($t['unit_type']) == strtolower($type)) {
return floatval($t['price']);
}
}
// Kein passender Tarif gefunden
return 0.0;
}
private function GetValueAt(int $varId, int $timestamp, bool $nearestAfter = true)
{
$archiveID = @IPS_GetInstanceListByModuleID('{43192F0B-135B-4CE7-A0A7-1475603F3060}')[0];
if (!$archiveID || !IPS_VariableExists($varId)) {
IPS_LogMessage('Abrechnung', "❌ Variable $varId oder Archiv $archiveID nicht gefunden");
return null;
}
$maxDays = 365; // maximal 1 Jahr suchen
$stepDays = 30; // in 30-Tage-Blöcken durchsuchen
$valueFound = null;
if ($nearestAfter) {
// 🔹 Suche den ersten Wert NACH dem gewünschten Zeitpunkt
for ($offset = 0; $offset < $maxDays; $offset += $stepDays) {
$from = $timestamp + $offset * 86400;
$to = $from + $stepDays * 86400;
$values = @AC_GetLoggedValues($archiveID, $varId, $from, $to, 0);
if (!empty($values)) {
// ersten Wert nach Timestamp nehmen
foreach ($values as $v) {
if ($v['TimeStamp'] >= $timestamp) {
$valueFound = floatval($v['Value']);
break 2;
}
}
}
}
} else {
// 🔹 Suche den letzten Wert VOR dem gewünschten Zeitpunkt
for ($offset = 0; $offset < $maxDays; $offset += $stepDays) {
$from = $timestamp - ($offset + $stepDays) * 86400;
$to = $timestamp - $offset * 86400;
$values = @AC_GetLoggedValues($archiveID, $varId, $from, $to, 0);
if (!empty($values)) {
// letzten Wert vor Timestamp nehmen
$last = null;
foreach ($values as $v) {
if ($v['TimeStamp'] <= $timestamp) {
$last = $v;
} else {
break;
}
}
if ($last !== null) {
$valueFound = floatval($last['Value']);
break;
}
}
}
}
// 🔹 Falls nichts im Archiv: aktuellen Variablenwert nehmen
if ($valueFound === null) {
$fallback = floatval(GetValue($varId));
IPS_LogMessage('Abrechnung', "⚠ Kein Archivwert für $varId gefunden nutze aktuellen Wert ($fallback)");
return $fallback;
}
return $valueFound;
}
private function AddMeterToPDFRow($meter, $tariffs, $from, $to, $type)
{
$rows = '';
$totalCost = 0.0;
$varId = $meter['var_consumption'];
IPS_LogMessage('Abrechnung', "🔧 [AddMeterToPDFRow] Start für Zähler '{$meter['name']}' (Typ: {$type}), Zeitraum: " . date('d.m.Y H:i', $from) . " - " . date('d.m.Y H:i', $to) . ", VarID={$varId}");
if (!IPS_VariableExists($varId)) {
IPS_LogMessage('Abrechnung', "❌ [AddMeterToPDFRow] Variable {$varId} für {$meter['name']} nicht gefunden");
return ['row' => '', 'value' => 0];
}
// --- Relevante Tarife nach Typ filtern (LOGGING ONLY) ---
$filteredTariffs = array_filter($tariffs, function ($t) use ($type) {
$tariffType = strtolower(trim($t['unit_type'] ?? ''));
$typeNorm = strtolower(trim($type));
$map = [
'strombezug' => ['strom', 'strombezug', 'stromzähler', 'stromverbrauch'],
'warmwasser' => ['warmwasser', 'wasser', 'hww'],
'kaltwasser' => ['kaltwasser', 'wasser', 'kww'],
'wärme' => ['wärme', 'heizung', 'heat']
];
return in_array($tariffType, $map[$typeNorm] ?? []) || $tariffType === $typeNorm;
});
IPS_LogMessage('Abrechnung', "🔹 [AddMeterToPDFRow] passende Tarife für '{$type}': " . count($filteredTariffs));
if (empty($filteredTariffs)) {
IPS_LogMessage('Abrechnung', "⚠ [AddMeterToPDFRow] Keine passenden Tarife für Typ '{$type}' gefunden → 0 Rp");
return ['row' => '', 'value' => 0];
}
// --- Tarife sicher in Zeiträume umwandeln (LOGGING ONLY) ---
foreach ($filteredTariffs as &$t) {
$t['start_ts'] = is_numeric($t['start']) ? intval($t['start']) : strtotime($t['start']);
$t['end_ts'] = is_numeric($t['end']) ? intval($t['end']) : strtotime($t['end']);
IPS_LogMessage('Abrechnung', sprintf(
" 🕓 Tariffenster: %s → %s | Preis: %s Rp | unit_type='%s'",
$t['start_ts'] ? date('d.m.Y H:i', $t['start_ts']) : '❌',
$t['end_ts'] ? date('d.m.Y H:i', $t['end_ts']) : '❌',
isset($t['price']) ? str_replace('.', ',', (string)$t['price']) : '❌',
$t['unit_type'] ?? '—'
));
}
unset($t);
// Sortiere Tarife nach Startzeit (unverändert)
usort($filteredTariffs, fn($a, $b) => $a['start_ts'] <=> $b['start_ts']);
$current = $from;
$segIndex = 1;
while ($current < $to) {
IPS_LogMessage('Abrechnung', "➡️ [AddMeterToPDFRow] Segment {$segIndex} START: " . date('d.m.Y H:i', $current));
// Finde aktiven Tarif für diesen Zeitpunkt (unverändert)
$activeTariff = null;
foreach ($filteredTariffs as $t) {
if ($t['start_ts'] <= $current && $current <= $t['end_ts']) {
$activeTariff = $t;
break;
}
}
// Wenn kein aktiver Tarif, nimm nächsten oder rechne 0 Rp (unverändert)
if (!$activeTariff) {
$nextStart = $to;
foreach ($filteredTariffs as $t) {
if ($t['start_ts'] > $current && $t['start_ts'] < $nextStart) {
$nextStart = $t['start_ts'];
}
}
$segmentEnd = min($nextStart, $to);
$tariffPrice = 0.0;
$tariffLabel = 'kein Tarif';
IPS_LogMessage('Abrechnung', " ⚠ Kein aktiver Tarif → 0 Rp bis " . date('d.m.Y H:i', $segmentEnd));
} else {
$segmentEnd = min($activeTariff['end_ts'], $to);
$tariffPrice = floatval($activeTariff['price']);
$tariffLabel = number_format($tariffPrice, 2, ',', '');
IPS_LogMessage('Abrechnung', sprintf(
" ✅ Aktiver Tarif: %.3f Rp | gültig bis %s | SegmentEnd=%s",
$tariffPrice,
date('d.m.Y H:i', $activeTariff['end_ts']),
date('d.m.Y H:i', $segmentEnd)
));
}
// Sicherheitsnetz (unverändert)
if ($segmentEnd <= $current) {
IPS_LogMessage('Abrechnung', " ⚠ segmentEnd <= current (" . date('d.m.Y H:i', $segmentEnd) . " <= " . date('d.m.Y H:i', $current) . "), Abbruch der Schleife.");
break;
}
// --- Verbrauch für diesen Zeitraum (unverändert) ---
IPS_LogMessage('Abrechnung', " 🔎 Hole Startwert @ " . date('d.m.Y H:i', $current) . " (nearestAfter=true)");
$startVal = $this->GetValueAt($varId, $current, true);
IPS_LogMessage('Abrechnung', " 🔎 Hole Endwert @ " . date('d.m.Y H:i', $segmentEnd) . " (nearestAfter=true)");
$endVal = $this->GetValueAt($varId, $segmentEnd, true);
if ($startVal === null || $endVal === null) {
IPS_LogMessage('Abrechnung', " ⚠ Keine Werte gefunden (startVal=" . var_export($startVal, true) . ", endVal=" . var_export($endVal, true) . ") → Segment übersprungen");
$current = $segmentEnd + 1;
$segIndex++;
continue;
}
$diff = max(0, $endVal - $startVal);
$costCHF = round(($tariffPrice / 100) * $diff, 2);
$totalCost += $costCHF;
IPS_LogMessage('Abrechnung', sprintf(
" 📊 Segment %d: Start=%.3f, Ende=%.3f, Verbrauch=%.3f, Tarif=%s, Kosten=%.2f CHF",
$segIndex, $startVal, $endVal, $diff, $tariffLabel, $costCHF
));
// --- Ausgabezeile (unverändert) ---
$rows .= "
<tr>
<td>{$meter['name']}</td>
<td>{$type}</td>
<td>" . date('d.m.Y H:i', $current) . "</td>
<td>" . date('d.m.Y H:i', $segmentEnd) . "</td>
<td>" . number_format($startVal, 2) . "</td>
<td>" . number_format($endVal, 2) . "</td>
<td>" . number_format($diff, 2) . "</td>
<td>" . $tariffLabel . "</td>
<td>" . number_format($costCHF, 2) . "</td>
</tr>";
$current = $segmentEnd + 1; // unverändert
$segIndex++;
}
// --- Falls nichts berechnet wurde (unverändert) ---
if ($rows == '') {
IPS_LogMessage('Abrechnung', "⚠ [AddMeterToPDFRow] Keine Segmente berechnet Fallback-Zeile mit 0 Rp");
$startVal = $this->GetValueAt($varId, $from, false);
$endVal = $this->GetValueAt($varId, $to, true);
$diff = max(0, $endVal - $startVal);
IPS_LogMessage('Abrechnung', sprintf(
" 🔁 Fallback: Start=%.3f (@%s), Ende=%.3f (@%s), Verbrauch=%.3f",
$startVal, date('d.m.Y H:i', $from),
$endVal, date('d.m.Y H:i', $to),
$diff
));
$rows = "
<tr>
<td>{$meter['name']}</td>
<td>{$type}</td>
<td>" . date('d.m.Y H:i', $from) . "</td>
<td>" . date('d.m.Y H:i', $to) . "</td>
<td>" . number_format($startVal, 2) . "</td>
<td>" . number_format($endVal, 2) . "</td>
<td>" . number_format($diff, 2) . "</td>
<td>0</td>
<td>0.00</td>
</tr>";
}
IPS_LogMessage('Abrechnung', sprintf("✅ [AddMeterToPDFRow] Fertig für '%s' (%s): Total=%.2f CHF",
$meter['name'], $type, $totalCost
));
return ['row' => $rows, 'value' => $totalCost];
}
}