dolibarr.metallzuschlag/metallzuschlagindex.php

<?php
/* Copyright (C) 2026  Eduard Wisch  <data@data-it-solution.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 */

/**
 * \file    metallzuschlag/metallzuschlagindex.php
 * \ingroup metallzuschlag
 * \brief   Metallzuschlag Dashboard - Aktuelle Notierungen und Verlauf
 */

// Dolibarr Umgebung laden
$res = 0;
if (!$res && !empty($_SERVER["CONTEXT_DOCUMENT_ROOT"])) {
	$res = @include $_SERVER["CONTEXT_DOCUMENT_ROOT"]."/main.inc.php";
}
$tmp = empty($_SERVER['SCRIPT_FILENAME']) ? '' : $_SERVER['SCRIPT_FILENAME'];
$tmp2 = realpath(__FILE__);
$i = strlen($tmp) - 1;
$j = strlen($tmp2) - 1;
while ($i > 0 && $j > 0 && isset($tmp[$i]) && isset($tmp2[$j]) && $tmp[$i] == $tmp2[$j]) {
	$i--;
	$j--;
}
if (!$res && $i > 0 && file_exists(substr($tmp, 0, ($i + 1))."/main.inc.php")) {
	$res = @include substr($tmp, 0, ($i + 1))."/main.inc.php";
}
if (!$res && $i > 0 && file_exists(dirname(substr($tmp, 0, ($i + 1)))."/main.inc.php")) {
	$res = @include dirname(substr($tmp, 0, ($i + 1)))."/main.inc.php";
}
if (!$res && file_exists("../main.inc.php")) {
	$res = @include "../main.inc.php";
}
if (!$res && file_exists("../../main.inc.php")) {
	$res = @include "../../main.inc.php";
}
if (!$res && file_exists("../../../main.inc.php")) {
	$res = @include "../../../main.inc.php";
}
if (!$res) {
	die("Include of main fails");
}

require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
require_once './class/metallzuschlagapi.class.php';
require_once './lib/metallzuschlag.lib.php';

/**
 * @var Conf $conf
 * @var DoliDB $db
 * @var HookManager $hookmanager
 * @var Translate $langs
 * @var User $user
 */

$langs->loadLangs(array("metallzuschlag@metallzuschlag"));

$action = GETPOST('action', 'aZ09');

// Zugriffskontrolle
if (!$user->hasRight('metallzuschlag', 'read')) {
	accessforbidden();
}

$api = new MetallzuschlagApi($db);


/*
 * Actions
 */

// Manueller Abruf
if ($action == 'fetch' && $user->hasRight('metallzuschlag', 'config')) {
	if (!verifCond(GETPOST('token', 'alpha') == newToken())) {
		accessforbidden('Bad CSRF token');
	}

	$result = $api->fetchMetalNotes();
	if ($result >= 0) {
		setEventMessages($langs->trans("MetallzuschlagFetchSuccess"), null, 'mesgs');
		if (!empty($api->output)) {
			setEventMessages($api->output, null, 'mesgs');
		}
	} else {
		setEventMessages($langs->trans("MetallzuschlagFetchError"), null, 'errors');
		if (!empty($api->error)) {
			setEventMessages($api->error, null, 'errors');
		}
	}

	header("Location: ".$_SERVER["PHP_SELF"]);
	exit;
}


/*
 * View
 */

llxHeader("", $langs->trans("MetallzuschlagDashboard"), '', '', 0, 0, '', '', '', 'mod-metallzuschlag page-index');

print load_fiche_titre($langs->trans("MetallzuschlagDashboard"), '', 'fa-coins');

// Aktuelle Werte abrufen
$latestCU = $api->getLatest('CU');
$latestAL = $api->getLatest('AL');

// Info-Panels: Aktuelle Notierungen
print '<div class="fichecenter">';

if ($latestCU || $latestAL) {
	print '<div class="fichethirdleft">';

	// Kupfer
	print '<div class="info-box">';
	print '<div class="info-box-icon bg-infobox-action">';
	print img_picto('', 'fa-coins', 'class="fa-2x"');
	print '</div>';
	print '<div class="info-box-content">';
	print '<span class="info-box-title">'.$langs->trans("MetallzuschlagCUShort").'</span><br>';
	if ($latestCU) {
		print '<span class="info-box-number">'.price($latestCU->value, 0, '', 1, -1, 2).' <small>€/100kg</small></span><br>';
		if (!empty($latestCU->value_month_avg)) {
			print '<span class="opacitymedium">'.$langs->trans("MetallzuschlagMonthAvg").': '.price($latestCU->value_month_avg, 0, '', 1, -1, 2).' €/100kg</span><br>';
		}
		print '<span class="opacitymedium">'.dol_print_date($db->jdate($latestCU->date_notiz), 'day').'</span>';
	} else {
		print '<span class="opacitymedium">-</span>';
	}
	print '</div>';
	print '</div>';

	print '</div>';
	print '<div class="fichethirdleft">';

	// Aluminium
	print '<div class="info-box">';
	print '<div class="info-box-icon bg-infobox-project">';
	print img_picto('', 'fa-coins', 'class="fa-2x"');
	print '</div>';
	print '<div class="info-box-content">';
	print '<span class="info-box-title">'.$langs->trans("MetallzuschlagALShort").'</span><br>';
	if ($latestAL) {
		print '<span class="info-box-number">'.price($latestAL->value, 0, '', 1, -1, 2).' <small>€/100kg</small></span><br>';
		if (!empty($latestAL->value_month_avg)) {
			print '<span class="opacitymedium">'.$langs->trans("MetallzuschlagMonthAvg").': '.price($latestAL->value_month_avg, 0, '', 1, -1, 2).' €/100kg</span><br>';
		}
		print '<span class="opacitymedium">'.dol_print_date($db->jdate($latestAL->date_notiz), 'day').'</span>';
	} else {
		print '<span class="opacitymedium">-</span>';
	}
	print '</div>';
	print '</div>';

	print '</div>';
	print '<div class="fichethirdleft">';

	// Button: Jetzt abrufen
	if ($user->hasRight('metallzuschlag', 'config')) {
		print '<div class="info-box">';
		print '<div class="info-box-content" style="padding: 15px;">';
		print '<a class="butAction" href="'.$_SERVER["PHP_SELF"].'?action=fetch&token='.newToken().'">';
		print img_picto('', 'fa-sync', 'class="paddingright"');
		print $langs->trans("MetallzuschlagFetchNow");
		print '</a>';
		if ($latestCU) {
			print '<br><br><span class="opacitymedium">'.$langs->trans("MetallzuschlagLastUpdate").': '.dol_print_date($db->jdate($latestCU->date_notiz), 'day').'</span>';
		}
		print '</div>';
		print '</div>';
	}

	print '</div>';
} else {
	// Keine Daten vorhanden
	print '<div class="opacitymedium">'.$langs->trans("MetallzuschlagNoData").'</div>';
	print '<br>';
	if ($user->hasRight('metallzuschlag', 'config')) {
		print '<a class="butAction" href="'.$_SERVER["PHP_SELF"].'?action=fetch&token='.newToken().'">';
		print img_picto('', 'fa-sync', 'class="paddingright"');
		print $langs->trans("MetallzuschlagFetchNow");
		print '</a>';
	}
}

print '</div>';
print '<div class="clearboth"></div>';

// Diagramm: Notierungsverlauf
$chartDays = GETPOSTINT('chart_days') ?: 90;
$chartData = $api->getChartData($chartDays);

if (!empty($chartData['labels'])) {
	print '<br>';

	// Zeitraum-Auswahl
	$chartButtons = '';
	foreach (array(30, 90, 365) as $d) {
		$active = ($chartDays == $d) ? ' butActionActive' : '';
		$label = $langs->trans('MetallzuschlagLast'.$d.'Days');
		$chartButtons .= '<a class="butAction'.$active.' small" href="'.$_SERVER["PHP_SELF"].'?chart_days='.$d.'">'.$label.'</a> ';
	}

	print load_fiche_titre($langs->trans("MetallzuschlagChart"), $chartButtons, '');

	print '<div style="max-width: 100%; height: 400px;">';
	print '<canvas id="metallzuschlagChart"></canvas>';
	print '</div>';

	// Chart.js-Daten vorbereiten
	$jsLabels = json_encode($chartData['labels']);
	$jsCU = json_encode($chartData['cu']);
	$jsAL = json_encode($chartData['al']);
	$labelCU = $langs->trans("MetallzuschlagChartCU");
	$labelAL = $langs->trans("MetallzuschlagChartAL");

	print '<script src="'.DOL_URL_ROOT.'/includes/nnnick/chartjs/dist/chart.min.js"></script>';
	print '<script>';
	print 'document.addEventListener("DOMContentLoaded", function() {';
	print '  var ctx = document.getElementById("metallzuschlagChart").getContext("2d");';
	print '  new Chart(ctx, {';
	print '    type: "line",';
	print '    data: {';
	print '      labels: '.$jsLabels.',';
	print '      datasets: [{';
	print '        label: "'.dol_escape_js($labelCU).'",';
	print '        data: '.$jsCU.',';
	print '        borderColor: "#b87333",';  // Kupferfarbe
	print '        backgroundColor: "rgba(184, 115, 51, 0.1)",';
	print '        borderWidth: 2,';
	print '        fill: true,';
	print '        tension: 0.3,';
	print '        spanGaps: true,';
	print '        yAxisID: "yCU"';
	print '      }, {';
	print '        label: "'.dol_escape_js($labelAL).'",';
	print '        data: '.$jsAL.',';
	print '        borderColor: "#a8a9ad",';  // Aluminiumfarbe
	print '        backgroundColor: "rgba(168, 169, 173, 0.1)",';
	print '        borderWidth: 2,';
	print '        fill: true,';
	print '        tension: 0.3,';
	print '        spanGaps: true,';
	print '        yAxisID: "yAL"';
	print '      }]';
	print '    },';
	print '    options: {';
	print '      responsive: true,';
	print '      maintainAspectRatio: false,';
	print '      interaction: { mode: "index", intersect: false },';
	print '      plugins: {';
	print '        tooltip: {';
	print '          callbacks: {';
	print '            label: function(ctx) {';
	print '              return ctx.dataset.label + ": " + (ctx.parsed.y !== null ? ctx.parsed.y.toFixed(2) : "-") + " €/100kg";';
	print '            }';
	print '          }';
	print '        }';
	print '      },';
	print '      scales: {';
	print '        x: {';
	print '          ticks: { maxTicksLimit: 12 }';
	print '        },';
	print '        yCU: {';
	print '          type: "linear",';
	print '          position: "left",';
	print '          title: { display: true, text: "'.dol_escape_js($labelCU).'" },';
	print '          ticks: { callback: function(v) { return v.toFixed(0) + " €"; } }';
	print '        },';
	print '        yAL: {';
	print '          type: "linear",';
	print '          position: "right",';
	print '          title: { display: true, text: "'.dol_escape_js($labelAL).'" },';
	print '          ticks: { callback: function(v) { return v.toFixed(0) + " €"; } },';
	print '          grid: { drawOnChartArea: false }';
	print '        }';
	print '      }';
	print '    }';
	print '  });';
	print '});';
	print '</script>';
}

// Verlaufstabelle
print '<br>';
print load_fiche_titre($langs->trans("MetallzuschlagHistory"), '', '');

$history = $api->getHistory('sonepar', 60);

if (!empty($history)) {
	print '<table class="noborder centpercent">';
	print '<tr class="liste_titre">';
	print '<td>'.$langs->trans("MetallzuschlagDate").'</td>';
	print '<td>'.$langs->trans("MetallzuschlagMetal").'</td>';
	print '<td class="right">'.$langs->trans("MetallzuschlagValue").'</td>';
	print '<td class="right">'.$langs->trans("MetallzuschlagMonthAvg").'</td>';
	print '<td>'.$langs->trans("MetallzuschlagSourceCol").'</td>';
	print '</tr>';

	foreach ($history as $row) {
		print '<tr class="oddeven">';
		print '<td>'.dol_print_date($db->jdate($row->date_notiz), 'day').'</td>';
		print '<td>'.metallzuschlagGetMetalLabel($row->metal).'</td>';
		print '<td class="right">'.price($row->value, 0, '', 1, -1, 2).' €/100kg</td>';
		print '<td class="right">'.(!empty($row->value_month_avg) ? price($row->value_month_avg, 0, '', 1, -1, 2).' €/100kg' : '-').'</td>';
		print '<td>'.dol_escape_htmltag($row->source).'</td>';
		print '</tr>';
	}

	print '</table>';
} else {
	print '<div class="opacitymedium">'.$langs->trans("MetallzuschlagNoData").'</div>';
}

llxFooter();
$db->close();