<?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\Order\PdfHandler;

use DateTime;
use \FPDF;
use OCA\Gestion\Constants\OrderTypeConstant;
use OCA\Gestion\Helpers\FileExportHelpers;
use OCA\Gestion\Helpers\PriceHelpers;

class OrderPdfHandler extends FPDF {
    private $orderData = [];
    private $logoExist = false;
    private $logoPath = "/var/www/html/data/admin/files/.gestion/";

    private $orderProducts = [];

    private $totalPrices =  [];

    private $tvaDefault = 20;
    private $currentIndexPosition = 0;
    private $initialIndexPosition = 0;
    private $articlesCountToGet = 0;

    private const MAX_ARTICLES_PER_PAGE = 18;

    private const DEFAULT_SUBCONTRACTOR_NAME = "SOUS TRAITANT";
    function Header()
    {
        if($this->logoExist){
            $this->Image($this->logoPath."logo.png", 10, 10, 50, 25);
        }
        else{
            $this->Cell(55,30,'');
        }
        $this->DrawOrderCompanyAndClientInfo();
        $this->DrawOrderInfoTable();
    }
    function Footer()
    {
        $this->DrawTotalPriceInfo($this->totalPrices);
        $this->SetY(-40);

        $this->SetY(-18);
        $this->SetFont('Arial', 'B', 8);
        $this->Cell(0, 4, utf8_decode(html_entity_decode($this->orderData['configuration']->legal_one)), 0, 1, 'C');
        $this->Cell(0, 4, utf8_decode(html_entity_decode($this->orderData['configuration']->adresse)), 0, 1, 'C');
        $this->Cell(0, 4, utf8_decode(html_entity_decode($this->orderData['configuration']->telephone)), 0, 1, 'C');
    }

    public function OrderPdfFactory(array $factureData,$logoExist = false){
        $this->orderData = $factureData;
        $this->logoExist = $logoExist;
        $this->orderProducts = $this->orderData["products"];
        $this->tvaDefault = $this->orderData["configuration"]->tva_default;
        $this->totalPrices = $this->orderData["totalPrices"];
        $orderProductsCount = sizeof($this->orderProducts);
        $this->articlesCountToGet = ($orderProductsCount <= self::MAX_ARTICLES_PER_PAGE ) ? $orderProductsCount : self::MAX_ARTICLES_PER_PAGE;
    }

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

    private function DrawOrderInfoTable(){

        $this->SetFont('Arial', 'B', 11);
        $this->Cell(45, 7, 'DATE DU COMMANDE', 1, 0, 'C');
        $this->Cell(65, 7, 'LIEU', 1, 0, 'C');
        $this->Cell(40, 7, 'COMMANDE', 1, 0, 'C');
        $this->Cell(40, 7, 'DATE DE SOINS', 1, 1, 'C');

        $this->SetFont('Arial', '', 10);
        $this->Cell(45, 7, $this->orderData["order_date"], 1, 0, 'C');
        $this->Cell(65, 7, FileExportHelpers::FormatTextForExport($this->orderData['lieu_nom'] ?? ""), 1, 0, 'C');
        $this->Cell(40, 7, $this->orderData['order_full_number'], 1, 0, 'C');
        $this->Cell(40, 7, $this->orderData["devis_date"], 1, 1, 'C');

        $this->Ln(4);
    }

    private function DrawArticlesTableRect(){
        $this->SetLineWidth(0.1); 
        $this->Rect(10, 105, 190, 120, "D");
        // cadre titre des colonnes
        $this->Line(10, 115, 200,115);
        // les traits verticaux colonnes
        $this->Line(35, 105, 35, 225);
        $this->Line(135, 105, 135, 225);  
        $this->Line(155, 105, 155, 225);  
        $this->Line(175, 105, 175, 225);
    }

    private function DrawArticlesTableHeader(){
        $tvaValue = $this->orderData["configuration"]->tva_default;
        $this->SetFont('Arial','',10);
        $this->SetXY( 10,106 ); 
        $this->Cell( 24, 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 DrawArticlesTableValue(){
        $this->SetFont('Arial','',10);
        $tvaValue = $this->orderData["configuration"]->tva_default;
        $totalHt = 0;
        $totalTtc = 0;
        $totalTva = 0;
        $products = $this->orderData["products"];
        // var_dump($products);
        $yValue = 116;
        $currentIndexPosition = $this->currentIndexPosition;
        for($currentIndexPosition;$currentIndexPosition<($this->initialIndexPosition + $this->articlesCountToGet);$currentIndexPosition++){
            $product = $products[$currentIndexPosition];
            $valueHt = $product['produit_price'] * $product['quantite'];
            $valueTtc = PriceHelpers::calculPriceWithVatValue($valueHt,$tvaValue);
            $totalHt+=$valueHt;
            $totalTtc+=$valueTtc;
            $productDescription = $product["produit_reference"];
            $dateValue = "";
            if($product === end($products) ){
                $dateValue = $this->orderData["devis_date"];
                if($this->orderData["fk_order_type_key"] == OrderTypeConstant::ORDER_TYPE_DEVIS){
                    $productDescription .= " de " . $this->orderData["defunt_name_with_sexe"];
                }
            }
            $tvaAmount = $valueTtc - $valueHt;
            $this->SetXY( 10,$yValue ); 
            $this->Cell(25, 6, $dateValue, 0,0,'C');

            $this->SetXY( 35,$yValue ); 
            $this->MultiAlignCell(100, 6, FileExportHelpers::FormatTextForExport($productDescription),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 += 6;
            $totalTva += $tvaAmount;
        }
        $this->currentIndexPosition = $currentIndexPosition;
        $this->initialIndexPosition += $this->currentIndexPosition;
        $chargedOrderCount = $this->currentIndexPosition + 1;
        $articlesLeftToGet = sizeof($this->orderProducts) - $chargedOrderCount;
        $this->articlesCountToGet = ($articlesLeftToGet <= self::MAX_ARTICLES_PER_PAGE) ? $articlesLeftToGet + 1 : self::MAX_ARTICLES_PER_PAGE;

    }

    private function DrawTotalPriceInfo($totalPriceArray){
        $this->SetY(230);
        $this->SetFont('Arial', '', 11);

        $startOfArrayX = 120;
        $startOfArrayY = 230;
        foreach($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;
        }
    }

    private function DrawPageNumbersText($pageNumber,$pageCount){
        $this->SetXY( 120, 5 ); 
        $this->Cell( 160, 8, $pageNumber . '/' . $pageCount, 0, 0, 'C');
    }

    private function DrawArticlesTable(){
        $pageCount = ceil(sizeof($this->orderProducts) / self::MAX_ARTICLES_PER_PAGE);
        $pageNumber = 1;
        while($pageNumber <= $pageCount){
            if($pageNumber > 1){
                $this->AddPage();
                $this->DrawPageNumbersText($pageNumber,$pageCount);
            }
            $this->DrawArticlesTableRect();
            $this->DrawArticlesTableHeader();
            $this->DrawArticlesTableValue();
            $pageNumber++;
        }
    }

    public function SetOrderContent(){
        $this->AddPage();
        $this->SetMargins(10,0,right: 10);
        $this->DrawArticlesTable();
    }

	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;
    }
}