<?php

class Batterie extends IPSModule
{
    public function Create()
    {
        parent::Create();

        // Batterie spezifische Eigenschaften
        $this->RegisterPropertyInteger("MaxBatterieleistung", 0);
        $this->RegisterPropertyInteger("Batteriespannung", 50);
        $this->RegisterPropertyInteger("AufdasNachladen",0);
        $this->RegisterPropertyInteger("MinimumEntladen",0);
        $this->RegisterPropertyInteger("Batterieladezustand",0);
        $this->RegisterPropertyInteger("Batteriemanagement", 1);    
        $this->RegisterPropertyInteger("MaxNachladen",0);
        $this->RegisterPropertyInteger("Netzbezug", 0); // Initialisierung mit 0
        
        // Variabeln für Kommunkation mit Manager
        $this->RegisterVariableFloat("Entladeleistung","Entladeleistung", "",0);
        $this->RegisterVariableInteger("Batteriemanagement_Variabel","Batteriemanagement_Variabel", "",0);
        $this->RegisterVariableInteger("Laden3_Entladen4","Laden3_Entladen4", "",3);
        $this->RegisterVariableFloat("Ladeleistung","Ladeleistung", "",0);
        $this->RegisterVariableInteger("Aktuelle_Leistung", "Aktuelle_Leistung", "", 0);
        $this->RegisterVariableString("PowerSteps", "PowerSteps");
        $this->RegisterVariableBoolean("Idle", "Idle", "", 0);
        $this->RegisterVariableInteger("Sperre_Prio", "Sperre_Prio");
        $this->RegisterVariableInteger("PV_Prio", "PV_Prio");        
        $this->RegisterVariableInteger("Power", "Power");
        $this->RegisterVariableBoolean("Is_Peak_Shaving", "Is_Peak_Shaving");
        $this->RegisterVariableBoolean("Hysterese_solar", "Hysterese_solar","",0);
        $this->RegisterVariableBoolean("Hysterese_peak", "Hysterese_peak","",0);


        $this->RegisterVariableFloat("Bezogene_Energie", "Bezogene_Energie", "", 0);
        // Hilfsvariabeln für Idle zustand
        $this->RegisterPropertyInteger("IdleCounterMax", 2);
        $this->RegisterVariableInteger("IdleCounter", "IdleCounter", "", 0);
        $this->SetValue("IdleCounter", 0);

        // Initialisiere Idle
        $this->SetValue("Idle", true);
        
        $this->RegisterTimer("Timer_Do_UserCalc",5000,"IPS_RequestAction(" .$this->InstanceID .', "Do_UserCalc", "");');


    }

    public function ApplyChanges()
    {
        parent::ApplyChanges();

        $batterieManagement = $this->ReadPropertyInteger("Batteriemanagement");
        $this->SetValue("Batteriemanagement_Variabel", $batterieManagement);
    }

    private function GeneratePowerSteps()
{
    $maxleistung = $this->ReadPropertyInteger("MaxBatterieleistung");
    $array_powersteps = [];
    $stepSize = 250;  // Schrittgröße

    // Erstellen der PowerSteps
    for ($i = -$maxleistung; $i <= $maxleistung; $i += $stepSize) {
        $array_powersteps[] = $i;
    }

    return $array_powersteps;
}


public function RequestAction($Ident, $Value)
{
    switch ($Ident) {
        
        case "SetAktuelle_Leistung":
            $this->SetValue("Power", (int)$Value);
            break;

        case "GetCurrentData":
            $this->SetValue("Is_Peak_Shaving", (bool)$Value);
            break;

        
        case "Do_UserCalc":

            $this->SetAktuelle_Leistung($this->GetValue("Power"));
            $this->GetCurrentData($this->GetValue("Is_Peak_Shaving"));
            break; 

        default:
            throw new Exception("Invalid Ident");
    }
}

    public function SetAktuelle_Leistung(int $power)
    {   

            $batterieManagement = $this->ReadPropertyInteger("Batteriemanagement");
            // Wechselrichter steuert das Laden/Entladen der Batterie
            if ($batterieManagement == 1) {
                $this->SetValue("Entladeleistung", 0);   
                $this->SetValue("Ladeleistung", 0);  
                return;  
            }


        if($this->GetValue("Is_Peak_Shaving")==true){
        if ($power >= 0) {
            $this->SetValue("Ladeleistung", $power);   
            $this->SetValue("Entladeleistung", 0);     
            $this->SetValue("Laden3_Entladen4", 3);  
        } else {
            $this->SetValue("Entladeleistung", abs($power));   
            $this->SetValue("Ladeleistung", 0);  
            $this->SetValue("Laden3_Entladen4", 4);              
        }

    }else{
        if ($power >= 0) {
            $this->SetValue("Ladeleistung", $power);   
            $this->SetValue("Entladeleistung", 0);     
            $this->SetValue("Laden3_Entladen4", 3);  
        } else {
            $this->SetValue("Entladeleistung", abs($power));   
            $this->SetValue("Ladeleistung", 0);  
            $this->SetValue("Laden3_Entladen4", 4);              
        }

    }
    
        // Prüfe auf Änderung der Leistung im Vergleich zur letzten Einstellung
        $lastPower = GetValue($this->GetIDForIdent("Aktuelle_Leistung"));
        if ($power != $lastPower) {
            $this->SetValue("Idle", false);
            $this->SetValue(
                "IdleCounter",
                $this->ReadPropertyInteger("IdleCounterMax")
            );
        }
    
        // Setze die neue aktuelle Leistung
        $this->SetValue("Aktuelle_Leistung", $power);
    
        // IdleCounter verarbeiten
        $this->ProcessIdleCounter();
    }
    

    public function GetCurrentData(bool $Peak)
    {
       

        $array_powersteps = $this->GeneratePowerSteps();
        $aufdasnachladen = $this->ReadPropertyInteger("AufdasNachladen");
        $minimumentladen = $this->ReadPropertyInteger("MinimumEntladen");
        $maxleistung = $this->ReadPropertyInteger("MaxBatterieleistung");
        $dummy_array = [];
        $inhystere_solar = $this->GetValue("Hysterese_solar");
        $inhystere_peak = $this->GetValue("Hysterese_peak");
        
        
        $batterieManagement = $this->ReadPropertyInteger("Batteriemanagement");
        if ($batterieManagement == 1) {
            $dummy_array[] = 0;
            return $this->SetValue("PowerSteps", json_encode($dummy_array));
        }

        
        $batterieladezustandID = $this->ReadPropertyInteger("Batterieladezustand");
        if ($batterieladezustandID > 0) {
            $batterieladezustand = GetValue($batterieladezustandID);
        } else {
            IPS_LogMessage("Batterie", "Fehler: Ungültige Batterieladezustand-ID.");
            return;
        }


        if ($Peak) {

            if($batterieladezustand >= $aufdasnachladen){
                $this->SetValue("Hysterese_peak", false);  
                }

            if ($batterieladezustand <= $minimumentladen) {
                $filtered_powersteps = array_filter($array_powersteps, function ($value) use ($maxleistung) {
                    return $value >= 0; // Hochpass filtern
                });
                $filtered_powersteps_laden = array_values($filtered_powersteps);
                $this->SetValue("PowerSteps", json_encode($filtered_powersteps_laden));
                $this->SetValue("Hysterese_peak", true);
                IPS_LogMessage("Batterie", "Peak: unter minimum" );

            } elseif ($batterieladezustand  > $minimumentladen) {
                
                if ($inhystere_peak == true){
                    $filtered_powersteps = array_filter($array_powersteps, function ($value) use ($maxleistung) {
                        return $value >= 0; 
                    });
                    $filtered_powersteps_laden = array_values($filtered_powersteps);
                    $this->SetValue("PowerSteps", json_encode($filtered_powersteps_laden));
                    IPS_LogMessage("Batterie", ": peak:  Hysterese " );
                }else{ 
                    $netzbezug = GetValue($this->ReadPropertyInteger("Netzbezug"));
                    if (abs($netzbezug)>$maxleistung){
                        $dummy_array[] = $maxleistung*(-1);
                    } else{
                        $dummy_array[] = $netzbezug;
                    }
                    $this->SetValue("PowerSteps", json_encode($dummy_array));
                    IPS_LogMessage("Batterie", "Peak: netzbezug, keine hysterese" );
                 } 
            }
            
           else {
                
                $dummy_array[] = 0;
                $this->SetValue("PowerSteps", json_encode($dummy_array));
                IPS_LogMessage("Batterie", ": peak: Keine Hysterese " );
            }


        } else { // Solar

            if($batterieladezustand >=  5 + $aufdasnachladen){
                $this->SetValue("Hysterese_solar", false);  
                }

            if ($batterieladezustand < $aufdasnachladen) {
                $this->SetValue("Hysterese_solar", true); 
                $nachladen = $this->ReadPropertyInteger("MaxNachladen");
                $dummy_array[] = $nachladen;
                IPS_LogMessage("Batterie", ": MaxNachladen " .json_encode($dummy_array));
                $this->SetValue("PowerSteps", json_encode($dummy_array));  

            }elseif ($batterieladezustand >= $aufdasnachladen) {

                if ($inhystere_solar == true){
                    $filtered_powersteps= array_filter($array_powersteps, function ($value) use ($maxleistung) {
                        return $value >= 0; 
                    });
                    $filtered_powersteps_laden = array_values($filtered_powersteps);
                    $this->SetValue("PowerSteps", json_encode($filtered_powersteps_laden));
                    IPS_LogMessage("Batterie", ": solar:  Hysterese " );
                }else{ 
                    $this->SetValue("PowerSteps", json_encode($array_powersteps));
                    IPS_LogMessage("Batterie", ": solar: Keine Hysterese " );
                 }

            }elseif ($batterieladezustand >= 100) {
                $filtered_powersteps_entladen = array_filter($array_powersteps, function ($value) use ($maxleistung) {
                    return $value < 0; // Tiefpass filtern
                });
                $this->SetValue("PowerSteps", json_encode($filtered_powersteps_entladen));

            } else {
                $dummy_array[] = 0;
                $this->SetValue("PowerSteps", json_encode($dummy_array));
            }
        }
    }
    

    private function CheckIdle($power)
    {
        $lastpower = GetValue("Aktuelle_Leistung");
        if ($lastpower != GetValue("Aktuelle_Leistung")) {
            $this->SetValue("Idle", false);
            $this->SetValue(
                "IdleCounter",
                $this->ReadPropertyInteger("IdleCounterMax")
            );
        }
        // IdleCounter auslesen und verarbeiten
        $idleCounter = $this->GetValue("IdleCounter");
        if ($idleCounter > 0) {
            $this->SetValue("Idle", false);
            $this->SetValue("IdleCounter", $idleCounter - 1);
        } else {
            $this->SetValue("Idle", true);
        }
    }
        

    private function ProcessIdleCounter()
    {
        // IdleCounter auslesen und verarbeiten
        $idleCounter = $this->GetValue("IdleCounter");
        if ($idleCounter > 0) {
            $this->SetValue("Idle", false);
            $this->SetValue("IdleCounter", $idleCounter - 1);
        } else {
            $this->SetValue("Idle", true);
        }
    }
    
}
?>