<?php

declare(strict_types=1);
/**
 * Calendar App
 *
 * @copyright 2021 Anna Larch <anna.larch@gmx.net>
 *
 * @author Anna Larch <anna.larch@gmx.net>
 * @author Richard Steinmetz <richard@steinmetz.cloud>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\Gestion\Service;

use DateTime;
use \FPDF;
use OCA\Gestion\Constants\MultipleFactureTypeConstant;
use OCA\Gestion\Helpers\DateHelpers;
use OCA\Gestion\Helpers\FileExportHelpers;
use OCA\Gestion\Helpers\PriceHelpers;

class InvoicePdfHandler extends FPDF {

    private $multipleFactureData = [];
    private $factureData = [];
    private $logo = null;
    private $logoPath = "/var/www/html/data/admin/files/.gestion/";
    function Header()
    {
        if($this->logo != "nothing"){
            $this->Image($this->logoPath."logo.png", 10, 10, 50, 25);
        }
        else{
            $this->Cell(55,30,'');
        }
    }
    function Footer()
    {
        $this->SetY(-40);
        $this->SetFont('Arial', '', 7);
        $this->MultiCell(0,5,utf8_decode(html_entity_decode('Tout retard de paiement entraînera de plein droit une pénalité de retard de 3 fois le taux légal ( Loi 2008-776 du 4 août 2008) et une indemnité forfaitaire de 40 EUR pour frais de recouvrement sera appliquée.')));
        $this->Ln(1);
        $this->MultiCell(0,5,utf8_decode(html_entity_decode('Si les frais de recouvrement sont supérieurs à ce montant forfaitaire, une indemnisation complémentaire sera due sur présentation de justificatifs ( articles L.441-3 et L.441-6 du code de commerce ).
')));		

        $this->SetY(-15);
        $this->SetFont('Arial', 'B', 8);
        $this->Cell(0, 10, utf8_decode(html_entity_decode($this->factureData['configuration']->legal_one)), 0, 0, 'C');
    }

    public function InvoicePdfFactory(array $factureData,$logo = null){
        $this->factureData = $factureData;
        $this->logo = $logo;
    }

    public function MutlipleInvoicePdfFactory(array $multipleInvoiceData,$logo = null){
        $this->multipleFactureData = $multipleInvoiceData;
        $this->logo = $logo;
    }

    public function GetMultipleInvoiceFilename($month,$year){
        $filename = "";
        foreach($this->multipleFactureData as $factureData){
            $filename = mb_strtoupper($factureData["client_entreprise"],'UTF-8');
            $filename .= $month != 0 ? '_'.DateHelpers::GetMonthPlainString($month) :'';
            $filename .= "_".$year;
            break;
        }
        return $filename;
    }

    public function GetInvoiceFilename(){
        $factureNum = $this->factureData['num'];
        $factureNum = str_replace('/','-',$factureNum);
        $defuntNom = str_replace('&nbsp;',' ',$this->factureData['defunt_nom']);
        return $this->factureData['configuration']->facture_prefixe.'_'.$factureNum.'_'.mb_strtoupper($defuntNom,'UTF-8');
    }

    private function DrawInvoiceCompanyAndClientInfo(){
        $this->SetY(40);
        $this->SetFont('Arial', '', 12);
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport($this->factureData['configuration']->entreprise), 0, 0);
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport(
            $this->factureData['client_prenom']. ' '.$this->factureData['client_nom']),
0, 1,'R');
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport($this->factureData['configuration_adresse']), 0, 0);
        $this->Cell(0, 7, trim(FileExportHelpers::FormatTextForExport($this->factureData['client_real_adress'])), 0, 1,'R');
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport($this->factureData['configuration_adresse_city']), 0, 0);border: 
        $this->Cell(0, 7, trim(FileExportHelpers::FormatTextForExport($this->factureData['client_adress_city'])), 0, 1,'R');
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport('Tél : ') . FileExportHelpers::FormatTextForExport($this->factureData['configuration']->telephone),0,0);
        $this->Cell(0, 7, FileExportHelpers::FormatTextForExport('Numéro') . ' Siret: ' . $this->factureData['siret'], 0, 1,'R');
        $this->Cell(0, 7, 'Mail : ' . $this->factureData['configuration']->mail, 0, 1);
        $this->Ln(3);
    }

    private function DrawInvoiceInfoTable(){

        $factureDatePaiement = $this->factureData['date_paiement'];
        $factureDatePaiement = DateTime::createFromFormat('Y-m-d',$factureDatePaiement);
        $factureDatePaiement = $factureDatePaiement->format('d-m-Y');
        $factureDateEcheance = $factureDatePaiement;
        $this->SetFont('Arial', 'B', 11);
        $this->Cell(30, 7, 'DATE', 1, 0, 'C');
        $this->Cell(80, 7, 'LIEU', 1, 0, 'C');
        $this->Cell(40, 7, 'FACTURE', 1, 0, 'C');
        $this->Cell(40, 7, 'ECHEANCE', 1, 1, 'C');

        $this->SetFont('Arial', '', 10);
        $this->Cell(30, 7, $factureDatePaiement, 1, 0, 'C');
        $this->Cell(80, 7, utf8_decode(html_entity_decode($this->factureData['lieu_nom'])), 1, 0, 'C');
        $this->Cell(40, 7, $this->factureData['num'], 1, 0, 'C');
        $this->Cell(40, 7, $factureDateEcheance, 1, 1, 'C');

        $this->Ln(4);

        $devisComment = ($this->factureData['devis_comment'] == "Commentaire" || $this->factureData['devis_comment'] == "" ? "" : $this->factureData['devis_comment']);
        if($devisComment != ""){
            $this->SetFont('Arial', 'B', 9);
            $this->Cell(0,5,"Bon de commande: ". $devisComment,0,1,'C');
        }
    }

    private function DrawArticlesTable(){
        $this->SetLineWidth(0.1); 
        $this->Rect(10, 105, 190, 100, "D");
        // cadre titre des colonnes
        $this->Line(10, 115, 200,115);
        // les traits verticaux colonnes
        $this->Line(35, 105, 35, 205);
        $this->Line(135, 105, 135, 205);  
        $this->Line(155, 105, 155, 205);  
        $this->Line(175, 105, 175, 205);
    }

    private function DrawArticlesTableHeader(){
        $tvaValue = $this->factureData["configuration"]->tva_default;
        $this->SetFont('Arial','',10);
        $this->SetXY( 10,106 ); 
        $this->Cell( 20, 8, "Date", 0, 0, 'C');

        $this->SetXY( 35,106 ); 
        $this->Cell( 100, 8, "Description", 0, 0, 'C');

        $this->SetXY( 135,106 ); 
        $this->Cell( 20, 8, "Prix Uni. HT", 0, 0, 'C');

        $this->SetXY( 155,106 ); 
        $this->Cell( 20, 8, 'TVA ' . $tvaValue . '%', 0, 0, 'C');

        $this->SetXY( 175,106 ); 
        $this->Cell( 25, 8, "Prix Uni. TTC", 0, 0, 'C');

    }

    public function DrawArticlesTableValueAndReturnTotalPrice(){
        $this->SetFont('Arial','',10);
        $devisDate = $this->factureData['devis_date'];
        $devisDate = DateTime::createFromFormat('Y-m-d',$devisDate);
        $devisDate = $devisDate->format('d-m-Y');
        $tvaValue = $this->factureData["configuration"]->tva_default;
        $totalHt = 0;
        $totalTtc = 0;
        $totalTva = 0;
        $products = $this->factureData["products"];
        $yValue = 116;
        foreach($products as $product){
            $valueHt = $product['produit_price'];
            $valueTtc = PriceHelpers::calculPriceWithVatValue($valueHt,$tvaValue);
            $totalHt+=$valueHt;
            $totalTtc+=$valueTtc;
            $productDescription = $product["produit_description"];
            $dateValue = "";
            if($product === end($products)){
                $dateValue = $devisDate;
                $productDescription .= " de " . FileExportHelpers::GetSexeLabel($this->factureData['defunt_sexe']) . ' '. $this->factureData["defunt_nom"];
            }
            $tvaAmount = $valueTtc - $valueHt;
            $this->SetXY( 10,$yValue ); 
            $this->Cell(20, 6, $dateValue, 0,0);

            $this->SetXY( 35,$yValue ); 
            $this->MultiAlignCell(100, 6, utf8_decode(html_entity_decode($productDescription)),0,'0',);

            $this->SetXY( 135,$yValue ); 
            $this->Cell(20, 6, number_format($valueHt,2,'.','').chr(128), 0, 0, 'C');
            
            $this->SetXY( 155,$yValue ); 
            $this->Cell(20, 6, number_format($tvaAmount,2,'.','').chr(128), 0, 0, 'C');
            
            $this->SetXY( 175,$yValue ); 
            $this->Cell(25, 6, number_format($valueTtc,2,'.','').chr(128), 0, 1, 'C');
            $yValue += 12;
            $totalTva += $tvaAmount;
        }

        return [
            "TOTAL HT" => $totalHt,
            "TVA ".$tvaValue. "%" => $totalTva,
            "TOTAL TTC" => $totalTtc
        ];
    }

    private function DrawBankAndTotalPriceInfo($totalPriceArray){
        $this->SetY(210);
        $this->SetFont('Arial', '', 9);

        $this->MultiCell(0,5,utf8_decode(html_entity_decode("Paiement à votre convenance par chèque à l'ordre de ". $this->factureData['configuration']->entreprise)));
        $this->MultiCell(0,5,utf8_decode(html_entity_decode("en indiquant le numéro de facture, ou par virement :")));

        $this->Ln(1);
        
        //Table IBAN
        $this->SetFont('Arial', '', 11);
        $ibanWidth = 90;
        $ibanCursorY = $this->GetY();
        $this->Cell($ibanWidth, 7, 'IBAN : FR76 3000 3030 7700 0200 2057 074', 1, 1, 'C');
        $ibanCursorX = $this->GetX();
        $this->Cell($ibanWidth, 7, 'Code SWIFT : SOGEFRPP', 1, 1, 'C');

        //TABLE HT
        $ibanLastPositionX = $ibanCursorX+$ibanWidth + 20;
        $startOfArrayX = $ibanLastPositionX;
        $startOfArrayY = $ibanCursorY;
        foreach($totalPriceArray as $label => $price){
            $this->SetXY($startOfArrayX,$startOfArrayY);
            $this->Cell(40, 7, $label, 1, 1, 'C');
            $this->SetXY($startOfArrayX + 40,$startOfArrayY);
            $this->Cell(40, 7, number_format($price,2,'.','').chr(128), 1, 1, 'C');
            $startOfArrayY += 7;
        }
    }

    public function SetMultipleFactureContent(){
        foreach($this->multipleFactureData as $factureData){
            $this->factureData = $factureData;
            $this->SetFactureContent();
        }
    }

    public function SetFactureContent(){
        $this->AddPage();
        $this->SetMargins(10,0,10);
        $this->DrawInvoiceCompanyAndClientInfo();
        $this->DrawInvoiceInfoTable();
        $this->DrawArticlesTable();
        $this->DrawArticlesTableHeader();
        $totalPriceValue = $this->DrawArticlesTableValueAndReturnTotalPrice();
        $this->DrawBankAndTotalPriceInfo($totalPriceValue);
    }

	function MultiAlignCell($w,$h,$text,$border=0,$ln=0,$align='L',$fill=false)
	{
		// Store reset values for (x,y) positions
		$x = $this->GetX() + $w;
		$y = $this->GetY();

		// Make a call to FPDF's MultiCell
		$this->MultiCell($w,$h,$text,$border,$align,$fill);

		// Reset the line position to the right, like in Cell
		if( $ln==0 )
		{
			$this->SetXY($x,$y);
		}
	}

	function NbLines($w, $txt)
    {
        // Compute the number of lines a MultiCell of width w will take
        if(!isset($this->CurrentFont))
            $this->Error('No font has been set');
        $cw = $this->CurrentFont['cw'];
        if($w==0)
            $w = $this->w-$this->rMargin-$this->x;
        $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
        $s = str_replace("\r",'',(string)$txt);
        $nb = strlen($s);
        if($nb>0 && $s[$nb-1]=="\n")
            $nb--;
        $sep = -1;
        $i = 0;
        $j = 0;
        $l = 0;
        $nl = 1;
        while($i<$nb)
        {
            $c = $s[$i];
            if($c=="\n")
            {
                $i++;
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
                continue;
            }
            if($c==' ')
                $sep = $i;
            $l += $cw[$c];
            if($l>$wmax)
            {
                if($sep==-1)
                {
                    if($i==$j)
                        $i++;
                }
                else
                    $i = $sep+1;
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
            }
            else
                $i++;
        }
        return $nl;
    }
}