517 lines
19 KiB
PHP
517 lines
19 KiB
PHP
<?php
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declare(strict_types=1);
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include_once __DIR__ . '/libs/vendor/autoload.php'; // TCPDF via Composer
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class Abrechnung extends IPSModule
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{
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public function Create()
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{
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parent::Create();
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// Eigenschaften
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$this->RegisterPropertyString('Users', '[]');
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$this->RegisterPropertyString('PowerMeters', '[]');
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$this->RegisterPropertyString('WaterMeters', '[]');
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$this->RegisterPropertyString('Tariffs', '[]');
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// Variablen
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$this->RegisterVariableInteger('FromDate', 'Startdatum', '~UnixTimestamp', 1);
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$this->RegisterVariableInteger('ToDate', 'Enddatum', '~UnixTimestamp', 2);
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$this->RegisterVariableString('LastResult', 'Letzte Abrechnung', '', 3);
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$this->EnableAction('FromDate');
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$this->EnableAction('ToDate');
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// Abrechnungs-Button
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$this->RegisterScript('StartBilling', 'Abrechnung starten', "<?php IPS_RequestAction(" . $this->InstanceID . ", 'StartBilling', ''); ?>");
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// 🧾 Media-Objekt für PDF-Ergebnis
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$this->RegisterMediaDocument('InvoicePDF', 'Letzte Rechnung', 'pdf');
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}
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public function ApplyChanges()
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{
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parent::ApplyChanges();
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IPS_LogMessage('Abrechnung', 'Modul geladen');
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}
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private function RegisterMediaDocument($Ident, $Name, $Extension, $Position = 0)
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{
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$mid = @IPS_GetObjectIDByIdent($Ident, $this->InstanceID);
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if ($mid === false) {
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$mid = IPS_CreateMedia(5); // 5 = Document
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IPS_SetParent($mid, $this->InstanceID);
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IPS_SetIdent($mid, $Ident);
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IPS_SetName($mid, $Name);
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IPS_SetPosition($mid, $Position);
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IPS_SetMediaFile($mid, 'media/' . $mid . '.' . $Extension, false);
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}
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}
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public function RequestAction($Ident, $Value)
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{
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IPS_LogMessage('Abrechnung', "RequestAction: $Ident");
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switch ($Ident) {
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case 'FromDate':
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case 'ToDate':
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SetValue($this->GetIDForIdent($Ident), $Value);
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break;
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case 'StartBilling':
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IPS_LogMessage('Abrechnung', 'Starte Abrechnung...');
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try {
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$pdfContent = $this->GenerateInvoices();
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if (!$pdfContent) {
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echo "❌ Fehler bei der PDF-Erstellung";
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return;
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}
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$mediaID = $this->GetIDForIdent('InvoicePDF');
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IPS_SetMediaContent($mediaID, base64_encode($pdfContent));
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SetValue($this->GetIDForIdent('LastResult'), 'Abrechnung vom ' . date('d.m.Y H:i'));
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IPS_LogMessage('Abrechnung', '✅ Abrechnung erfolgreich erstellt');
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echo "✅ PDF erfolgreich erstellt.";
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} catch (Throwable $e) {
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IPS_LogMessage('Abrechnung', '💥 Fehler: ' . $e->getMessage());
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echo "❌ Ausnahmefehler: " . $e->getMessage();
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}
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break;
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}
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}
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// ====================== PDF-Erstellung ======================
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public function GenerateInvoices()
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{
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$from = GetValue($this->GetIDForIdent('FromDate'));
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$to = GetValue($this->GetIDForIdent('ToDate'));
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$users = json_decode($this->ReadPropertyString('Users'), true);
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$power = json_decode($this->ReadPropertyString('PowerMeters'), true);
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$water = json_decode($this->ReadPropertyString('WaterMeters'), true);
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$tariffs = json_decode($this->ReadPropertyString('Tariffs'), true);
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if (!class_exists('TCPDF')) {
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IPS_LogMessage('Abrechnung', '❌ TCPDF nicht gefunden');
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return false;
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}
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$pdf = new TCPDF('P', 'mm', 'A4', true, 'UTF-8', false);
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$pdf->SetCreator('IPSymcon Abrechnung');
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$pdf->SetMargins(15, 15, 15);
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$pdf->SetAutoPageBreak(true, 20);
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$pdf->SetFont('dejavusans', '', 9);
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foreach ($users as $user) {
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$this->BuildUserInvoice($pdf, $user, $power, $water, $tariffs, $from, $to);
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}
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return $pdf->Output('Abrechnung.pdf', 'S');
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}
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private function BuildUserInvoice($pdf, $user, $power, $water, $tariffs, $from, $to)
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{
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$pdf->AddPage();
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$html = "
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<h2>Rechnung für {$user['name']}</h2>
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<p>{$user['address']}<br>{$user['city']}</p>
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<p><strong>Zeitraum:</strong> " . date('d.m.Y', $from) . " – " . date('d.m.Y', $to) . "</p><br>";
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// ⚡ Stromkosten
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$html .= "<h3>⚡ Stromkosten</h3>";
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$powerResult = $this->CalculatePowerCosts($power, $tariffs, $user['id'], $from, $to);
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$html .= $powerResult['html'];
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$totalPower = $powerResult['sum'];
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// 💧 Nebenkosten
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$html .= "<h3>💧 Nebenkosten (Wasser/Wärme)</h3>";
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$additionalResult = $this->CalculateAdditionalCosts($water, $tariffs, $user['id'], $from, $to);
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$html .= $additionalResult['html'];
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$totalAdditional = $additionalResult['sum'];
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$grandTotal = $totalPower + $totalAdditional;
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$html .= "<h3 style='text-align:right;'>Gesamttotal: <strong>" . number_format($grandTotal, 2) . " CHF</strong></h3>";
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$pdf->writeHTML($html, true, false, true, false, '');
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}
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// ====================== Stromkosten ======================
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private function CalculatePowerCosts($powerMeters, $tariffs, $userId, $from, $to)
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{
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IPS_LogMessage('Abrechnung', "⚡ Starte Stromkostenberechnung von " . date('d.m.Y H:i', $from) . " bis " . date('d.m.Y H:i', $to));
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$html = "<table border='1' cellspacing='0' cellpadding='3' width='100%' style='font-size:8px;'>
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<tr style='background-color:#f0f0f0;'>
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<th>Zähler</th>
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<th>Import (kWh)</th>
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<th>Export (kWh)</th>
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<th>Solarbezug (kWh)</th>
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<th>Netzbezug (kWh)</th>
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<th>Solareinspeisung (kWh)</th>
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<th>Solarverkauf (kWh)</th>
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<th>Kosten Solar (CHF)</th>
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<th>Kosten Netz (CHF)</th>
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<th>Ertrag Einspeisung (CHF)</th>
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<th>Summe (CHF)</th>
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</tr>";
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// Initialisierung
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$acc = [];
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$meters = [];
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foreach ($powerMeters as $m) {
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if ($m['user_id'] != $userId) continue;
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$name = $m['name'];
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$meters[$name] = [
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'name' => $name,
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'imp' => $m['var_import'] ?? null,
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'exp' => $m['var_export'] ?? null
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];
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$acc[$name] = [
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'imp'=>0.0,'exp'=>0.0,
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'solar_bezug'=>0.0,'netz_bezug'=>0.0,
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'solareinspeisung'=>0.0,'solarverkauf'=>0.0,
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'cost_solar'=>0.0,'cost_grid'=>0.0,
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'rev_feedin'=>0.0
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];
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}
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if (empty($meters)) {
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IPS_LogMessage('Abrechnung', "⚠️ Keine Stromzähler für Benutzer $userId gefunden.");
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$html .= "<tr><td colspan='11' align='center'>Keine Stromzähler für diesen Benutzer</td></tr></table><br>";
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return ['html'=>$html, 'sum'=>0.0];
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}
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// 15-Minuten-Schritte
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for ($ts = $from; $ts < $to; $ts += 900) {
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$slotEnd = min($to, $ts + 900);
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$pGrid = $this->getTariffPriceAt($tariffs, ['Netztarif'], $ts);
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$pSolar = $this->getTariffPriceAt($tariffs, ['Solartarif'], $ts);
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$pFeed = $this->getTariffPriceAt($tariffs, ['Einspeisetarif'], $ts);
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$impTotal = 0.0;
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$expTotal = 0.0;
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$slot = [];
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foreach ($meters as $name => $mm) {
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$impDelta = $expDelta = 0.0;
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if (!empty($mm['imp']) && IPS_VariableExists((int)$mm['imp'])) {
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$impDelta = $this->readDelta((int)$mm['imp'], $ts, $slotEnd);
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}
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if (!empty($mm['exp']) && IPS_VariableExists((int)$mm['exp'])) {
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$expDelta = $this->readDelta((int)$mm['exp'], $ts, $slotEnd);
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}
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// Nur speichern, wenn wirklich Werte vorhanden
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if ($impDelta > 0 || $expDelta > 0) {
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$slot[$name] = ['imp' => $impDelta, 'exp' => $expDelta];
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$impTotal += $impDelta;
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$expTotal += $expDelta;
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IPS_LogMessage('Abrechnung', sprintf("🔹 %s: imp=%.5f, exp=%.5f", $name, $impDelta, $expDelta));
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}
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}
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if ($impTotal == 0 && $expTotal == 0) {
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IPS_LogMessage('Abrechnung', "⏭ Kein Verbrauch im Intervall " . date('H:i', $ts) . "–" . date('H:i', $slotEnd));
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continue;
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}
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// --- Verhältnis berechnen ---
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if ($impTotal <= $expTotal && $expTotal > 0) {
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$ratio = $impTotal / $expTotal;
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IPS_LogMessage('Abrechnung', sprintf("⚙️ Fall 1: imp<=exp | imp=%.4f exp=%.4f ratio=%.4f", $impTotal, $expTotal, $ratio));
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} elseif ($impTotal > 0) {
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$ratio = $expTotal / $impTotal;
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IPS_LogMessage('Abrechnung', sprintf("⚙️ Fall 2: imp>exp | imp=%.4f exp=%.4f ratio=%.4f", $impTotal, $expTotal, $ratio));
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} else {
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$ratio = 0;
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IPS_LogMessage('Abrechnung', "⚙️ Keine gültige Division (impTotal/expTotal=0)");
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}
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// --- Verbrauch berechnen ---
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foreach ($slot as $name => $v) {
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$imp = $v['imp'];
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$exp = $v['exp'];
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if ($impTotal <= $expTotal) {
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// Fall 1
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$acc[$name]['solar_bezug'] += $imp;
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$acc[$name]['solareinspeisung']+= (1 - $ratio) * $exp;
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$acc[$name]['solarverkauf'] += $ratio * $exp;
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if ($pSolar !== null) $acc[$name]['cost_solar'] += ($imp * $pSolar) / 100;
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if ($pFeed !== null) $acc[$name]['rev_feedin'] += ((1 - $ratio) * $exp * $pFeed) / 100;
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} else {
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// Fall 2
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$acc[$name]['solar_bezug'] += $ratio * $imp;
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$acc[$name]['netz_bezug'] += (1 - $ratio) * $imp;
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$acc[$name]['solarverkauf'] += $exp;
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if ($pGrid !== null) $acc[$name]['cost_grid'] += ((1 - $ratio) * $imp * $pGrid) / 100;
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if ($pSolar !== null) $acc[$name]['cost_solar'] += ($ratio * $imp * $pSolar) / 100;
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if ($pFeed !== null) $acc[$name]['rev_feedin'] += ($exp * $pFeed) / 100;
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}
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IPS_LogMessage('Abrechnung', sprintf(
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"➡️ %s | imp=%.4f exp=%.4f ratio=%.4f grid=%.3f solar=%.3f feed=%.3f",
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$name, $imp, $exp, $ratio, $pGrid ?? 0, $pSolar ?? 0, $pFeed ?? 0
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));
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}
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}
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}
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// ====================== Nebenkosten ======================
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private function CalculateAdditionalCosts($waterMeters, $tariffs, $userId, $from, $to)
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{
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$html = "<table border='1' cellspacing='0' cellpadding='3' width='100%' style='font-size:8px;'>
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<tr style='background-color:#f0f0f0;'>
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<th>Zähler</th><th>Typ</th><th>Start</th><th>Ende</th>
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<th>Zähler Start</th><th>Zähler Ende</th><th>Verbrauch</th><th>Tarif (Rp)</th><th>Kosten (CHF)</th>
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</tr>";
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$total = 0.0;
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$usedTariffs = [];
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foreach ($waterMeters as $m) {
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if ($m['user_id'] != $userId) continue;
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$type = $m['meter_type'] ?? 'Warmwasser';
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$cost = $this->AddMeterToPDFRow($m, $tariffs, $from, $to, $type);
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$html .= $cost['row'];
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$total += $cost['value'];
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$usedTariffs = array_merge($usedTariffs, $cost['tariffs']);
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}
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$html .= "<tr style='background-color:#f9f9f9; font-weight:bold;'>
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<td colspan='8' align='right'>Total Nebenkosten:</td>
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<td align='right'>" . number_format($total, 2) . "</td>
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</tr></table><br>";
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// 👇 Tarifliste anhängen
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if (!empty($usedTariffs)) {
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$html .= "<p><strong>Angewendete Nebenkostentarife:</strong></p><ul>";
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foreach ($usedTariffs as $t) {
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$html .= "<li>" . date('d.m.Y', $t['start']) . " – " . date('d.m.Y', $t['end']) . ": " .
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number_format($t['price'], 2) . " Rp</li>";
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}
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$html .= "</ul><br>";
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}
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return ['html' => $html, 'sum' => $total];
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}
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// ====================== Kernberechnung ======================
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private function AddMeterToPDFRow($meter, $tariffs, $from, $to, $type)
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{
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$rows = '';
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$totalCost = 0.0;
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$usedTariffs = []; // 👈 neu: Liste der verwendeten Tarife
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$varId = $meter['var_consumption'];
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if (!IPS_VariableExists($varId)) return ['row' => '', 'value' => 0, 'tariffs' => []];
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$filteredTariffs = array_filter($tariffs, fn($t) =>
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strtolower(trim($t['unit_type'] ?? '')) === strtolower(trim($type))
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);
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foreach ($filteredTariffs as &$t) {
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$t['start_ts'] = $this->toUnixTs($t['start'], false);
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$t['end_ts'] = $this->toUnixTs($t['end'], true);
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}
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unset($t);
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usort($filteredTariffs, fn($a, $b) => ($a['start_ts'] ?? 0) <=> ($b['start_ts'] ?? 0));
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$currentStart = $from;
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while ($currentStart < $to) {
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$activeTariff = null;
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foreach ($filteredTariffs as $t) {
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if (($t['start_ts'] ?? 0) <= $currentStart && $currentStart <= ($t['end_ts'] ?? 0)) {
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$activeTariff = $t;
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break;
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}
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}
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if (!$activeTariff) {
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$activeTariff = ['start_ts' => $currentStart, 'end_ts' => $to, 'price' => 0.0];
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}
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$tariffEnd = intval($activeTariff['end_ts']);
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$tariffPrice = floatval($activeTariff['price']);
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// 👇 Tarif in Liste aufnehmen (nur wenn noch nicht drin)
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$key = $activeTariff['start_ts'] . '-' . $activeTariff['end_ts'] . '-' . $tariffPrice;
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if (!isset($usedTariffs[$key])) {
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$usedTariffs[$key] = [
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'start' => $activeTariff['start_ts'],
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'end' => $activeTariff['end_ts'],
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'price' => $tariffPrice
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];
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}
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$startValue = $this->GetValueAt($varId, $currentStart, true);
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$segmentEnd = ($tariffEnd < $to) ? $tariffEnd : $to;
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$endValue = $this->GetValueAt($varId, $segmentEnd, true);
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if ($startValue === null || $endValue === null) break;
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$verbrauch = max(0, $endValue - $startValue);
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$kosten = round(($tariffPrice / 100) * $verbrauch, 2);
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$totalCost += $kosten;
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$rows .= "<tr>
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<td>{$meter['name']}</td>
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<td>{$type}</td>
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<td align='center'>" . date('d.m.Y', $currentStart) . "</td>
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<td align='center'>" . date('d.m.Y', $segmentEnd) . "</td>
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<td align='right'>" . number_format($startValue, 2) . "</td>
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<td align='right'>" . number_format($endValue, 2) . "</td>
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<td align='right'>" . number_format($verbrauch, 2) . "</td>
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<td align='right'>" . number_format($tariffPrice, 2) . "</td>
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<td align='right'>" . number_format($kosten, 2) . "</td>
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</tr>";
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if ($tariffEnd < $to) $currentStart = $tariffEnd + 1;
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else break;
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}
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if ($rows === '') return ['row' => '', 'value' => 0, 'tariffs' => []];
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return ['row' => $rows, 'value' => $totalCost, 'tariffs' => array_values($usedTariffs)];
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}
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// ====================== Hilfsfunktionen ======================
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private function GetValueAt($varId, $timestamp, $nearestAfter = true)
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{
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$archiveID = @IPS_GetInstanceListByModuleID('{43192F0B-135B-4CE7-A0A7-1475603F3060}')[0];
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if (!$archiveID || !IPS_VariableExists($varId)) return null;
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$values = @AC_GetLoggedValues($archiveID, $varId, $timestamp - 30 * 86400, $timestamp + 30 * 86400, 0);
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if (empty($values)) return floatval(GetValue($varId));
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$closest = null;
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foreach ($values as $v) {
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if ($nearestAfter && $v['TimeStamp'] >= $timestamp) {
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$closest = $v['Value'];
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break;
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} elseif (!$nearestAfter && $v['TimeStamp'] <= $timestamp) {
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$closest = $v['Value'];
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}
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}
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return $closest ?? floatval(GetValue($varId));
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}
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private function toUnixTs($val, $endOfDay = false)
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{
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if (is_int($val)) return $val;
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if (is_numeric($val)) return intval($val);
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if (is_string($val)) {
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$s = trim($val);
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if ($s !== '' && $s[0] === '{') {
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$obj = json_decode($s, true);
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if (isset($obj['year'], $obj['month'], $obj['day'])) {
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$time = $endOfDay ? '23:59:59' : '00:00:00';
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return strtotime(sprintf('%04d-%02d-%02d %s', $obj['year'], $obj['month'], $obj['day'], $time));
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}
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}
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$ts = strtotime($s);
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return $ts === false ? null : $ts;
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}
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return null;
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}
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private function readDelta($varId, $tStart, $tEnd)
|
||
{
|
||
// 🕒 Eingangsparameter vereinheitlichen
|
||
if (!is_int($tStart)) $tStart = strtotime($tStart);
|
||
if (!is_int($tEnd)) $tEnd = strtotime($tEnd);
|
||
|
||
$archiveID = @IPS_GetInstanceListByModuleID('{43192F0B-135B-4CE7-A0A7-1475603F3060}')[0];
|
||
if (!$archiveID || !IPS_VariableExists($varId)) {
|
||
IPS_LogMessage('Abrechnung', "❌ Archiv oder Variable $varId nicht gefunden");
|
||
return 0.0;
|
||
}
|
||
|
||
// 🔍 1 Tag Puffer auf beiden Seiten, damit auch bei Lücken Werte gefunden werden
|
||
$values = @AC_GetLoggedValues($archiveID, $varId, $tStart - 86400, $tEnd + 86400, 0);
|
||
if (empty($values)) {
|
||
IPS_LogMessage('Abrechnung', "⚠️ Keine Archivwerte für $varId im Bereich " . date('d.m.Y H:i', $tStart) . "–" . date('H:i', $tEnd));
|
||
return 0.0;
|
||
}
|
||
|
||
// 🔹 Letzter Wert <= Startzeitpunkt
|
||
$vStart = null;
|
||
foreach (array_reverse($values) as $v) {
|
||
if ($v['TimeStamp'] <= $tStart) {
|
||
$vStart = floatval($v['Value']);
|
||
break;
|
||
}
|
||
}
|
||
|
||
// 🔹 Letzter Wert <= Endzeitpunkt
|
||
$vEnd = null;
|
||
foreach (array_reverse($values) as $v) {
|
||
if ($v['TimeStamp'] <= $tEnd) {
|
||
$vEnd = floatval($v['Value']);
|
||
break;
|
||
}
|
||
}
|
||
|
||
// 🔸 Falls keine passenden Werte: Fallback auf aktuellen Variablenwert
|
||
if ($vStart === null) {
|
||
$vStart = floatval(GetValue($varId));
|
||
IPS_LogMessage('Abrechnung', "⚠️ Kein Startwert gefunden – nutze aktuellen Wert $vStart");
|
||
}
|
||
if ($vEnd === null) {
|
||
$vEnd = floatval(GetValue($varId));
|
||
IPS_LogMessage('Abrechnung', "⚠️ Kein Endwert gefunden – nutze aktuellen Wert $vEnd");
|
||
}
|
||
|
||
// 🔹 Differenz
|
||
$diff = $vEnd - $vStart;
|
||
if ($diff < 0) $diff = 0.0; // Negative Differenzen vermeiden (z. B. bei Reset)
|
||
|
||
IPS_LogMessage('Abrechnung', sprintf(
|
||
"📈 ΔVar %d = %.4f (%.4f → %.4f) [%s → %s]",
|
||
$varId, $diff, $vStart, $vEnd,
|
||
date('d.m.Y H:i', $tStart), date('H:i', $tEnd)
|
||
));
|
||
|
||
return $diff;
|
||
}
|
||
|
||
|
||
private function getTariffPriceAt($tariffs, $typeSynonyms, $ts)
|
||
{
|
||
// passender unit_type
|
||
$wanted = array_map('strtolower', $typeSynonyms);
|
||
$cands = [];
|
||
foreach ($tariffs as $t) {
|
||
$u = strtolower(trim($t['unit_type'] ?? ''));
|
||
if (!in_array($u, $wanted)) continue;
|
||
|
||
$s = $this->toUnixTs($t['start'], false);
|
||
$e = $this->toUnixTs($t['end'], true);
|
||
if (!$s || !$e) continue;
|
||
if ($s <= $ts && $ts <= $e) {
|
||
$cands[] = floatval($t['price']);
|
||
}
|
||
}
|
||
if (empty($cands)) return null;
|
||
// bei Überschneidungen: ersten / günstigsten / letzten – hier: letzten Eintrag priorisieren
|
||
return end($cands);
|
||
}
|
||
|
||
|
||
}
|