/**
 * SupplierLink3 - Replenish page enhancements
 * Ersetzt die "Aktueller Lagerbestand"-Spalte mit Badge + Shop-Link
 */
console.log('SL3: replenish.js loaded');

$(document).ready(function() {
    console.log('SL3: DOM ready, sl3Data exists:', typeof window.sl3Data !== 'undefined');

    if (typeof window.sl3Data === 'undefined') {
        console.log('SL3: No data found, exiting');
        return;
    }

    var productSuppliers = window.sl3Data;
    var shopIcon = window.sl3ShopIcon || 'fas fa-store';
    console.log('SL3: Processing', Object.keys(productSuppliers).length, 'products');

    // CSS einfügen
    $('head').append('<style>' +
        '.badge.badge-danger { background-color: #dc3545 !important; color: #fff !important; }' +
        '.badge.badge-warning { background-color: #fd7e14 !important; color: #fff !important; }' +
        '.badge.badge-secondary { background-color: #6c757d !important; color: #fff !important; }' +
        '.badge.badge-success { background-color: #28a745 !important; color: #fff !important; }' +
        '.sl3-stock-wrapper { display: inline-flex; align-items: center; justify-content: flex-end; }' +
        '.sl3-shop-col { display: inline-block; width: 28px; text-align: center; }' +
        '.sl3-badge-col { display: inline-block; min-width: 55px; text-align: right; }' +
        '.sl3-modal-item { padding: 10px; border-bottom: 1px solid #eee; }' +
        '.sl3-modal-item:hover { background-color: #f5f5f5; }' +
        '.sl3-modal-item:last-child { border-bottom: none; }' +
        '</style>');

    // Modal-Handler
    $(document).on('click', '.sl3-modal-trigger', function(e) {
        e.preventDefault();
        var suppliers = $(this).data('suppliers');
        if (!suppliers || suppliers.length === 0) return;

        var content = '';
        for (var i = 0; i < suppliers.length; i++) {
            var sup = suppliers[i];
            var isFirst = (i === 0);
            var bgStyle = isFirst ? 'background-color: #e8f4fd;' : '';
            var star = isFirst ? '<i class="fas fa-star" style="color: gold; margin-right: 5px;"></i>' : '';

            content += '<div class="sl3-modal-item" style="' + bgStyle + '">';
            content += '<div style="font-weight: ' + (isFirst ? 'bold' : 'normal') + '; margin-bottom: 5px;">' + star + sup.supplier_name + '</div>';
            content += '<div style="font-size: 12px; color: #666; margin-bottom: 8px;">';
            content += '<strong>' + parseFloat(sup.price).toFixed(2).replace('.', ',') + ' EUR</strong>';
            content += ' - Art.-Nr: ' + sup.ref_fourn;
            if (sup.min_qty > 1) content += ' (ab ' + sup.min_qty + ' St.)';
            content += '</div>';
            content += '<a href="' + sup.full_url + '" target="supplier_' + sup.supplier_id + '" class="button small">Im Shop</a>';
            content += '</div>';
        }

        $('<div>').html(content).dialog({
            modal: true,
            title: 'Lieferanten-Shops',
            width: 400,
            buttons: { 'Schließen': function() { $(this).dialog('close'); } }
        });
    });

    // Spalten-Indizes aus der Header-Zeile ermitteln
    var colIndex = { stock: -1, desired: -1, alert: -1 };
    $('table.liste tr.liste_titre th, table.liste tr.liste_titre td').each(function(idx) {
        var text = $(this).text().trim().toLowerCase();
        // Stock-Spalte (Aktueller Lagerbestand / Physical stock / Physischer Bestand)
        if (text.indexOf('lagerbestand') >= 0 || text.indexOf('physical stock') >= 0 ||
            text.indexOf('stock physique') >= 0 || text.indexOf('physischer bestand') >= 0) {
            colIndex.stock = idx;
        }
        // Desired Stock (Gewünschter Lagerbestand / Wunschbestand)
        if (text.indexOf('gewünscht') >= 0 || text.indexOf('wunsch') >= 0 ||
            text.indexOf('desired') >= 0 || text.indexOf('souhaité') >= 0) {
            colIndex.desired = idx;
        }
        // Alert Stock (Grenzwert für Warnung / Mindestbestand / Stock limit)
        if (text.indexOf('grenzwert') >= 0 || text.indexOf('warnung') >= 0 ||
            text.indexOf('mindest') >= 0 || text.indexOf('limit') >= 0 ||
            text.indexOf('alerte') >= 0 || text.indexOf('alert') >= 0) {
            colIndex.alert = idx;
        }
    });

    console.log('SL3: Column indices found:', colIndex);

    // Fallback auf feste Indizes wenn nicht gefunden (für Produkte ohne Service-Spalte)
    if (colIndex.stock < 0) colIndex.stock = 5;
    if (colIndex.desired < 0) colIndex.desired = 3;
    if (colIndex.alert < 0) colIndex.alert = 4;

    // Jede Datenzeile in der Tabelle durchgehen
    var rowsFound = 0;
    var rowsProcessed = 0;
    $('table.liste tr').not('.liste_titre').each(function() {
        rowsFound++;
        var $row = $(this);

        // Produkt-Link finden um die Produkt-ID zu extrahieren
        var $productLink = $row.find('td a[href*="product/card.php?id="]').first();
        if ($productLink.length === 0) {
            // Versuche alternative Selektoren
            $productLink = $row.find('td a[href*="product.php?id="]').first();
        }
        if ($productLink.length === 0) {
            console.log('SL3: Row', rowsFound, '- no product link found');
            return;
        }

        var href = $productLink.attr('href');
        var match = href.match(/id=(\d+)/);
        if (!match) {
            console.log('SL3: Row', rowsFound, '- no ID in href:', href);
            return;
        }
        var productId = match[1];
        rowsProcessed++;

        // Stock-Spalte dynamisch finden
        var $stockCell = $row.find('td').eq(colIndex.stock);
        if ($stockCell.length === 0) return;

        // Stock-Wert aus der Zelle lesen
        var stock = parseFloat($stockCell.text().trim()) || 0;

        // Desired-Stock und Alert-Stock
        var desired = parseFloat($row.find('td').eq(colIndex.desired).text().trim()) || 0;
        var alert = parseFloat($row.find('td').eq(colIndex.alert).text().trim()) || 0;

        // Badge-Klasse bestimmen
        var badgeClass = 'badge-success';
        if (stock < 1) {
            badgeClass = 'badge-danger';
        } else if (alert > 0 && stock <= alert) {
            badgeClass = 'badge-warning';
        } else if (desired > 0 && stock < desired) {
            badgeClass = 'badge-secondary';
        }

        // Shop-Link erstellen (immer mit Container für feste Breite)
        var shopIconHtml = '';
        var suppliers = productSuppliers[productId];
        if (suppliers && suppliers.length > 0) {
            if (suppliers.length === 1) {
                var sup = suppliers[0];
                shopIconHtml = '<a href="' + sup.full_url + '" target="supplier_' + sup.supplier_id + '" ' +
                           'class="classfortooltip" title="' + sup.supplier_name + '" style="color: #0077b6; font-size: 14px;">' +
                           '<i class="' + shopIcon + '"></i></a>';
            } else {
                shopIconHtml = '<a href="#" class="sl3-modal-trigger" data-suppliers=\'' + JSON.stringify(suppliers) + '\' ' +
                           'title="' + suppliers.length + ' Lieferanten" style="color: #0077b6; font-size: 14px;">' +
                           '<i class="' + shopIcon + '"></i><i class="fas fa-caret-down" style="font-size:8px;margin-left:2px;"></i></a>';
            }
        }

        // Stock-Zelle ersetzen: inline-flex wie im Kundenauftrag
        var html = '<div class="sl3-stock-wrapper">' +
                   '<span class="sl3-shop-col">' + shopIconHtml + '</span>' +
                   '<span class="sl3-badge-col"><span class="badge ' + badgeClass + '">' + Math.floor(stock) + '</span></span>' +
                   '</div>';
        $stockCell.html(html).addClass('right').css('text-align', 'right');
    });

    console.log('SL3: Processing complete - rows found:', rowsFound, 'rows processed:', rowsProcessed);
});