@extends('layouts.layout-2')

@section('content')

    @if ($errors->any())
        <div class="row">
            <div class="col-sm-12">
                <div class="alert alert-danger">
                    <ul>
                        @foreach ($errors->all() as $error)
                            <li>{{ $error }}</li>
                        @endforeach
                    </ul>
                </div>
            </div>
        </div>
    @endif

    <h4 class="font-weight-bold py-2 mb-2">
        {{ __('Create/Edit Produkt') }}
    </h4>

    {!! Form::open(['action' => route('admin_product_store'), 'class' => 'form-horizontal', 'id'=>'']) !!}
    <input type="hidden" name="id" id="id" value="@if($product->id>0){{$product->id}}@else new @endif">

    <div class="text-left mt-0 mb-2">
        <button type="submit" class="btn btn-submit">{{ __('save') }}</button>&nbsp;
        <a href="{{ route('admin_product_show') }}" class="btn btn-default">{{ __('back') }}</a>
    </div>

    @include('admin.product.form')

    <div class="text-left mt-0 mb-2">
        <button type="submit" class="btn btn-submit">{{ __('save') }}</button>&nbsp;
        <a href="{{ route('admin_product_show') }}" class="btn btn-default">{{ __('back') }}</a>
    </div>

    {!! Form::close() !!}
    
    @include('admin.product.images')

    @include('admin.product.upload_whitelabel')

@endsection

@section('scripts')
@php
    $ingredient_catalog_for_js = $ingredient_catalog->keyBy('id')->map(function ($item) {
        return [
            'id' => $item->id,
            'name' => $item->name,
            'inci' => $item->inci,
            'effect' => $item->effect,
            'default_factor' => $item->default_factor,
            'quality_name' => $item->materialQuality?->name ?? '',
        ];
    });
    $packaging_catalog_for_js = $packaging_catalog->keyBy('id')->map(function ($item) {
        return [
            'name' => $item->name,
            'weight_grams' => $item->weight_grams,
            'material_name' => $item->packagingMaterial?->name ?? '',
        ];
    });
@endphp
<script src="https://cdn.jsdelivr.net/npm/sortablejs@1.15.2/Sortable.min.js"></script>
<script>
(function ($) {
    var catalog = @json($ingredient_catalog_for_js);
    var packagingCatalog = @json($packaging_catalog_for_js);

    function parseDeNumber(val) {
        if (val === undefined || val === null || val === '') return NaN;
        var s = String(val).replace(/\s/g, '').replace(',', '.');
        var n = parseFloat(s);
        return isNaN(n) ? NaN : n;
    }

    function updateEffective($row) {
        var g = parseDeNumber($row.find('.pi-gram').val());
        var f = parseDeNumber($row.find('.pi-factor').val());
        var $out = $row.find('.pi-effective');
        if (!isNaN(g) && !isNaN(f)) {
            var eff = g * f;
            $out.text(eff.toLocaleString('de-DE', { minimumFractionDigits: 3, maximumFractionDigits: 3 }));
        } else {
            $out.text('—');
        }
    }

    function updateRecipeTotal() {
        var total = 0;
        var hasValue = false;
        $('#ingredient-sortable-rows tr').each(function () {
            var v = parseDeNumber($(this).find('.pi-gram').val());
            if (!isNaN(v)) { total += v; hasValue = true; }
        });
        var $cell = $('#recipe-total-percent');
        if (!hasValue) {
            $cell.text('—').removeClass('text-danger text-success');
            return;
        }
        var formatted = total.toLocaleString('de-DE', { minimumFractionDigits: 3, maximumFractionDigits: 3 }) + ' %';
        $cell.text(formatted);
        var diff = Math.abs(total - 100);
        if (diff < 0.001) {
            $cell.removeClass('text-danger').addClass('text-success');
            $cell.attr('title', '');
        } else {
            $cell.removeClass('text-success').addClass('text-danger');
            $cell.attr('title', 'Die Gesamtrezeptur ergibt nicht 100 %!');
        }
    }

    function refreshAllEffectives() {
        $('#ingredient-sortable-rows tr').each(function () { updateEffective($(this)); });
        updateRecipeTotal();
    }

    $(document).ready(function () {
        var $tbody = document.getElementById('ingredient-sortable-rows');
        if ($tbody && typeof Sortable !== 'undefined') {
            new Sortable($tbody, {
                handle: '.ingredient-drag-handle',
                animation: 150,
            });
        }

        function appendIngredientRow(id) {
            id = String(id);
            var ing = catalog[id];
            if (!ing) return;
            var factor = ing.default_factor != null ? String(ing.default_factor).replace('.', ',') : '1,10';
            var row = $('<tr data-ingredient-id="' + id + '">' +
                '<td class="text-muted align-middle ingredient-drag-handle" style="cursor:grab">&#9776;</td>' +
                '<td class="align-middle"></td><td class="align-middle small text-muted"></td><td class="align-middle"></td>' +
                '<td><input type="hidden" name="pi_ingredient_id[]" value="' + id + '">' +
                '<input type="text" name="pi_gram[]" class="form-control form-control-sm pi-gram" value="" autocomplete="off" step="0.001"></td>' +
                '<td><input type="text" name="pi_factor[]" class="form-control form-control-sm pi-factor" value="' + factor + '" autocomplete="off"></td>' +
                '<td class="align-middle pi-effective text-right small text-muted">—</td>' +
                '<td class="align-middle"><a class="text-danger ingredient-row-remove" href="#" title="Entfernen"><i class="far fa-trash-alt"></i></a></td></tr>');
            row.find('td').eq(1).text(ing.name || '');
            row.find('td').eq(2).text(ing.quality_name || '—');
            row.find('td').eq(3).text(ing.inci || '');
            $('#ingredient-sortable-rows').append(row);
            updateEffective(row);
            updateRecipeTotal();
        }

        function syncIngredientModalRows() {
            var usedIds = {};
            $('#ingredient-sortable-rows tr').each(function () {
                var id = $(this).data('ingredient-id');
                if (id) usedIds[String(id)] = true;
            });
            $('#modal-ingredients-pick .ingredient-modal-row').each(function () {
                var id = String($(this).data('ingredient-id'));
                var inUse = !!usedIds[id];
                var $cb = $(this).find('.js-ingredient-modal-cb');
                $cb.prop('disabled', inUse);
                $cb.attr('title', inUse ? '{{ __('Bereits im Produkt') }}' : '');
                if (inUse) {
                    $cb.prop('checked', false);
                }
                $(this).toggleClass('text-muted', inUse);
                $(this).css('opacity', inUse ? 0.65 : 1);
                $(this).find('.js-ing-modal-name').toggleClass('text-muted', inUse);
                $(this).find('.js-ing-modal-inci').toggleClass('text-muted', inUse);
            });
        }

        function filterIngredientModalRows() {
            var q = $('#ingredient-modal-search').val().trim().toLowerCase();
            var visible = 0;
            $('#ingredient-modal-tbody .ingredient-modal-row').each(function () {
                var hay = $(this).attr('data-ingredient-search') || '';
                var match = !q || hay.indexOf(q) !== -1;
                $(this).toggle(match);
                if (match) {
                    visible++;
                }
            });
            $('#ingredient-modal-no-results').toggleClass('d-none', !(q.length > 0 && visible === 0));
        }

        $('#ingredient-modal-search').on('input', filterIngredientModalRows);

        $('#modal-ingredients-pick').on('show.bs.modal', function () {
            $('#ingredient-modal-search').val('');
            $('#ingredient-modal-tbody .ingredient-modal-row').show();
            $('#ingredient-modal-no-results').addClass('d-none');
            syncIngredientModalRows();
        });

        $('#btn-ingredients-modal-add').on('click', function () {
            var added = 0;
            $('#modal-ingredients-pick .js-ingredient-modal-cb:checked:not(:disabled)').each(function () {
                var id = String($(this).val());
                appendIngredientRow(id);
                $(this).prop('checked', false);
                added++;
            });
            if (added > 0) {
                syncIngredientModalRows();
                $('#modal-ingredients-pick').modal('hide');
            }
        });

        $(document).on('click', '.ingredient-row-remove', function (ev) {
            ev.preventDefault();
            var $tr = $(this).closest('tr');
            $tr.remove();
            syncIngredientModalRows();
            updateRecipeTotal();
        });

        $(document).on('input change', '.pi-gram, .pi-factor', function () {
            updateEffective($(this).closest('tr'));
            updateRecipeTotal();
        });

        refreshAllEffectives();

        var $packTbody = document.getElementById('packaging-sortable-rows');
        if ($packTbody && typeof Sortable !== 'undefined') {
            new Sortable($packTbody, {
                handle: '.packaging-drag-handle',
                animation: 150,
            });
        }

        function appendPackagingRow(id) {
            id = String(id);
            var pk = packagingCatalog[id];
            if (!pk) {
                return;
            }
            var wCell = '—';
            if (pk.weight_grams != null && pk.weight_grams !== '') {
                wCell = String(pk.weight_grams).replace('.', ',');
            }
            var row = $('<tr data-packaging-item-id="' + id + '">' +
                '<td class="text-muted align-middle packaging-drag-handle" style="cursor:grab">&#9776;</td>' +
                '<td class="align-middle"></td><td class="align-middle"></td><td class="align-middle text-right"></td>' +
                '<td><input type="hidden" name="pp_packaging_item_id[]" value="' + id + '">' +
                '<input type="text" name="pp_quantity[]" class="form-control form-control-sm pp-quantity" value="1" autocomplete="off"></td>' +
                '<td class="align-middle"><a class="text-danger packaging-row-remove" href="#" title="{{ __('Entfernen') }}"><i class="far fa-trash-alt"></i></a></td></tr>');
            row.find('td').eq(1).text(pk.name || '');
            row.find('td').eq(2).text(pk.material_name || '—');
            row.find('td').eq(3).text(wCell);
            $('#packaging-sortable-rows').append(row);
        }

        function syncPackagingModalRows() {
            var usedIds = {};
            $('#packaging-sortable-rows tr').each(function () {
                var pid = $(this).data('packaging-item-id');
                if (pid) {
                    usedIds[String(pid)] = true;
                }
            });
            $('#modal-packaging-pick .packaging-modal-row').each(function () {
                var pid = String($(this).data('packaging-item-id'));
                var inUse = !!usedIds[pid];
                var $cb = $(this).find('.js-packaging-modal-cb');
                $cb.prop('disabled', inUse);
                $cb.attr('title', inUse ? '{{ __('Bereits im Produkt') }}' : '');
                if (inUse) {
                    $cb.prop('checked', false);
                }
                $(this).toggleClass('text-muted', inUse);
                $(this).css('opacity', inUse ? 0.65 : 1);
                $(this).find('.js-pk-modal-name').toggleClass('text-muted', inUse);
                $(this).find('.js-pk-modal-mat').toggleClass('text-muted', inUse);
            });
        }

        function filterPackagingModalRows() {
            var q = $('#packaging-modal-search').val().trim().toLowerCase();
            var visible = 0;
            $('#packaging-modal-tbody .packaging-modal-row').each(function () {
                var hay = $(this).attr('data-packaging-search') || '';
                var match = !q || hay.indexOf(q) !== -1;
                $(this).toggle(match);
                if (match) {
                    visible++;
                }
            });
            $('#packaging-modal-no-results').toggleClass('d-none', !(q.length > 0 && visible === 0));
        }

        $('#packaging-modal-search').on('input', filterPackagingModalRows);

        $('#modal-packaging-pick').on('show.bs.modal', function () {
            $('#packaging-modal-search').val('');
            $('#packaging-modal-tbody .packaging-modal-row').show();
            $('#packaging-modal-no-results').addClass('d-none');
            syncPackagingModalRows();
        });

        $('#btn-packaging-modal-add').on('click', function () {
            var added = 0;
            $('#modal-packaging-pick .js-packaging-modal-cb:checked:not(:disabled)').each(function () {
                var id = String($(this).val());
                appendPackagingRow(id);
                $(this).prop('checked', false);
                added++;
            });
            if (added > 0) {
                syncPackagingModalRows();
                $('#modal-packaging-pick').modal('hide');
            }
        });

        $(document).on('click', '.packaging-row-remove', function (ev) {
            ev.preventDefault();
            $(this).closest('tr').remove();
            syncPackagingModalRows();
        });

        // === Hersteller-Rezeptur (Manufacturer) ===
        var $mfgTbody = document.getElementById('mfg-ingredient-sortable-rows');
        if ($mfgTbody && typeof Sortable !== 'undefined') {
            new Sortable($mfgTbody, {
                handle: '.mfg-ingredient-drag-handle',
                animation: 150,
            });
        }

        function updateMfgEffective($row) {
            var g = parseDeNumber($row.find('.mfg-gram').val());
            var f = parseDeNumber($row.find('.mfg-factor').val());
            var $out = $row.find('.mfg-effective');
            if (!isNaN(g) && !isNaN(f)) {
                $out.text((g * f).toLocaleString('de-DE', { minimumFractionDigits: 3, maximumFractionDigits: 3 }));
            } else {
                $out.text('—');
            }
        }

        function updateMfgRecipeTotal() {
            var total = 0, hasValue = false;
            $('#mfg-ingredient-sortable-rows tr').each(function () {
                var v = parseDeNumber($(this).find('.mfg-gram').val());
                if (!isNaN(v)) { total += v; hasValue = true; }
            });
            var $cell = $('#mfg-recipe-total-percent');
            if (!hasValue) { $cell.text('—').removeClass('text-danger text-success'); return; }
            $cell.text(total.toLocaleString('de-DE', { minimumFractionDigits: 3, maximumFractionDigits: 3 }) + ' %');
            if (Math.abs(total - 100) < 0.001) {
                $cell.removeClass('text-danger').addClass('text-success').attr('title', '');
            } else {
                $cell.removeClass('text-success').addClass('text-danger').attr('title', 'Die Gesamtrezeptur ergibt nicht 100 %!');
            }
        }

        function refreshAllMfgEffectives() {
            $('#mfg-ingredient-sortable-rows tr').each(function () { updateMfgEffective($(this)); });
            updateMfgRecipeTotal();
        }

        function appendMfgIngredientRow(id) {
            id = String(id);
            var ing = catalog[id];
            if (!ing) return;
            var factor = ing.default_factor != null ? String(ing.default_factor).replace('.', ',') : '1,10';
            var row = $('<tr data-ingredient-id="' + id + '">' +
                '<td class="text-muted align-middle mfg-ingredient-drag-handle" style="cursor:grab">&#9776;</td>' +
                '<td class="align-middle"></td><td class="align-middle small text-muted"></td><td class="align-middle"></td>' +
                '<td><input type="hidden" name="mfg_ingredient_id[]" value="' + id + '">' +
                '<input type="text" name="mfg_gram[]" class="form-control form-control-sm mfg-gram" value="" autocomplete="off" step="0.001"></td>' +
                '<td><input type="text" name="mfg_factor[]" class="form-control form-control-sm mfg-factor" value="' + factor + '" autocomplete="off"></td>' +
                '<td class="align-middle mfg-effective text-right small text-muted">—</td>' +
                '<td class="align-middle"><a class="text-danger mfg-ingredient-row-remove" href="#" title="Entfernen"><i class="far fa-trash-alt"></i></a></td></tr>');
            row.find('td').eq(1).text(ing.name || '');
            row.find('td').eq(2).text(ing.quality_name || '—');
            row.find('td').eq(3).text(ing.inci || '');
            $('#mfg-ingredient-sortable-rows').append(row);
            updateMfgEffective(row);
            updateMfgRecipeTotal();
        }

        function syncMfgIngredientModalRows() {
            var usedIds = {};
            $('#mfg-ingredient-sortable-rows tr').each(function () {
                var id = $(this).data('ingredient-id');
                if (id) usedIds[String(id)] = true;
            });
            $('#modal-mfg-ingredients-pick .mfg-ingredient-modal-row').each(function () {
                var id = String($(this).data('ingredient-id'));
                var inUse = !!usedIds[id];
                var $cb = $(this).find('.js-mfg-ingredient-modal-cb');
                $cb.prop('disabled', inUse);
                if (inUse) $cb.prop('checked', false);
                $(this).css('opacity', inUse ? 0.65 : 1);
            });
        }

        $('#mfg-ingredient-modal-search').on('input', function () {
            var q = $(this).val().trim().toLowerCase();
            var visible = 0;
            $('#mfg-ingredient-modal-tbody .mfg-ingredient-modal-row').each(function () {
                var hay = $(this).attr('data-ingredient-search') || '';
                var match = !q || hay.indexOf(q) !== -1;
                $(this).toggle(match);
                if (match) visible++;
            });
            $('#mfg-ingredient-modal-no-results').toggleClass('d-none', !(q.length > 0 && visible === 0));
        });

        $('#modal-mfg-ingredients-pick').on('show.bs.modal', function () {
            $('#mfg-ingredient-modal-search').val('');
            $('#mfg-ingredient-modal-tbody .mfg-ingredient-modal-row').show();
            $('#mfg-ingredient-modal-no-results').addClass('d-none');
            syncMfgIngredientModalRows();
        });

        $('#btn-mfg-ingredients-modal-add').on('click', function () {
            var added = 0;
            $('#modal-mfg-ingredients-pick .js-mfg-ingredient-modal-cb:checked:not(:disabled)').each(function () {
                appendMfgIngredientRow(String($(this).val()));
                $(this).prop('checked', false);
                added++;
            });
            if (added > 0) { syncMfgIngredientModalRows(); $('#modal-mfg-ingredients-pick').modal('hide'); }
        });

        $(document).on('click', '.mfg-ingredient-row-remove', function (ev) {
            ev.preventDefault();
            $(this).closest('tr').remove();
            syncMfgIngredientModalRows();
            updateMfgRecipeTotal();
        });

        $(document).on('input change', '.mfg-gram, .mfg-factor', function () {
            updateMfgEffective($(this).closest('tr'));
            updateMfgRecipeTotal();
        });

        refreshAllMfgEffectives();

        function toggleShelfMonths() {
            var v = $('.js-shelf-life-type:checked').val();
            if (v === 'fixed') {
                $('#shelf-life-months-wrap').show();
            } else {
                $('#shelf-life-months-wrap').hide();
            }
        }
        $(document).on('change', '.js-shelf-life-type', toggleShelfMonths);
        toggleShelfMonths();
    });
})(jQuery);
</script>
@endsection