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57 lines
2.1 KiB
PHP
57 lines
2.1 KiB
PHP
<?php
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namespace Inforbank\Application\Helper;
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use Exception;
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use Inforbank\Application;
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class Statistieken {
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public static $EIGENAAR = 1;
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public static function getSaldoverloop($dagen, $rekeningNummer){
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if(!Rekeningen::isEigenRekeningnr($rekeningNummer)){
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throw new Exception("Dit is niet uw eigen rekening", Statistieken::$EIGENAAR);
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}
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$xas = array();
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for($i = $dagen; $i >= 0; $i--){
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$xas[] = date("Y-m-d", strtotime("now") - $i * 86400);
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}
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$container = Application::getContainer();
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$db = $container->db;
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$saldo = $db->rekeningen->where("rekeningnr", $rekeningNummer)[array("rekeningnr" => $rekeningNummer)]['saldo'];
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$eraf = $db->transacties->select("datum, SUM(bedrag) as bedr")->where("van", $rekeningNummer)
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->and("`datum` >= '" . date("Y-m-d", strtotime("now") - $dagen * 86400) . "'")->group("datum")->order("datum DESC");
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$erbij = $db->transacties->select("datum, SUM(bedrag) as bedr")->where("naar", $rekeningNummer)
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->group("datum")->order("datum DESC");
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$huidigSaldo = (double)$saldo;
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$vandaag = strtotime("now");
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$yas = array_fill(0, $dagen + 1, 0);
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foreach($eraf as $af){
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$dag = strtotime($af['datum']);
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$diff = floor(($vandaag - $dag)/86400);
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if($diff <= $dagen){
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$yas[$dagen - $diff] = (double)$af['bedr'];
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}
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}
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foreach($erbij as $bij){
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$dag = strtotime($bij['datum']);
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$diff = floor(($vandaag - $dag)/86400);
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if($diff <= $dagen){
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$yas[$dagen - $diff + 1] -= (double)$bij['bedr'];
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}else{
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break;
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}
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}
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$verandering = 0;
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for($i = $dagen; $i >= 0; $i--){
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$huidigSaldo += $verandering;
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$verandering = $yas[$i];
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$yas[$i] = $huidigSaldo;
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}
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return [
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"x-as" => $xas,
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"y-as" => $yas
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];
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}
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}
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