<?php
/**
 * Created by Pensare Software.
 * User: Theo Weijmer
 * Date: 30/07/2018
 * Time: 10:48
 */

class InvoiceForecastSheet {

    const HEADERS = [
        'A' => 'project',
        'B' => 'klant',
        'C' => 'Nog te factureren incl. btw',
        'D' => 'Nog te factureren incl. btw lopend boekjaar incl. btw',
        'E' => 'Nog te factureren na lopend boekjaar inc. btw',
        'F' => 'Nog te prognotiseren inc. btw'
    ];

    private $invoiceForecast;
    private $sheet;
    private $row;

    public function __construct( $invoiceForecast, $sheet )
    {
        $this->invoiceForecast = $invoiceForecast;
        $this->sheet = $sheet;

        $this->handle();
    }

    private function handle()
    {
        $this->setHeader();

        $this->setBody();

        $this->setTotals();
    }

    private function setHeader()
    {
        foreach ( self::HEADERS as $cell => $header )
        {
            $this->sheet->setCellValue( $cell . '1', $header );
            $this->sheet->getColumnDimension( $cell )->setAutoSize( TRUE );
        }
    }

    private function setBody()
    {
        $this->row = 2;
        foreach ( $this->invoiceForecast AS $project )
        {
            $this->sheet->setCellValue( 'A' . $this->row, $project['projectname'] );
            $this->sheet->setCellValue( 'B' . $this->row, $project['customer'] );
            $this->sheet->setCellValue( 'C' . $this->row, str_replace( '.', '', $project['needInvoice'] ) );
            $this->sheet->setCellValue( 'D' . $this->row, str_replace( '.', '', $project['forecastThisYear'] ) );
            $this->sheet->setCellValue( 'E' . $this->row, str_replace( '.', '', $project['forecastOtherYears'] ) );
            $this->sheet->setCellValue( 'F' . $this->row, str_replace( '.', '', $project['forecastRemaining'] ) );

            $this->row ++;
        }
    }

    private function setTotals()
    {
        $lastRow = $this->row - 1;
        $this->sheet->setCellValue( 'C' . $this->row, '=SUM(C2:C' . $lastRow . ')' );
        $this->sheet->setCellValue( 'D' . $this->row, '=SUM(D2:D' . $lastRow . ')' );
        $this->sheet->setCellValue( 'E' . $this->row, '=SUM(E2:E' . $lastRow . ')' );
        $this->sheet->setCellValue( 'F' . $this->row, '=SUM(F2:F' . $lastRow . ')' );
    }

}