@extends('layouts.app')
@section('title', __('lang_v1.mfg_returns'))

@section('content')
    <section class="content-header">
        <h1>@lang('lang_v1.mfg_returns') <small>@lang('lang_v1.mfg_returns_desc')</small>
            <button type="button" class="btn btn-primary pull-right" data-toggle="modal" data-target="#createReturnModal">
                <i class="fa fa-plus"></i> @lang('lang_v1.create_return')
            </button>
        </h1>
    </section>

    <section class="content">
        <div class="box box-solid">
            <div class="box-body">
                {!! Form::open(['route' => 'supplier.manufacturer-returns', 'method' => 'get', 'class' => 'form-inline']) !!}
                    <input type="text" name="search" value="{{ request('search') }}" class="form-control"
                        placeholder="@lang('lang_v1.search_product')">
                    <button type="submit" class="btn btn-primary"><i class="fa fa-search"></i> @lang('messages.search')</button>
                {!! Form::close() !!}
            </div>
        </div>

        <div class="box box-solid">
            <div class="box-body table-responsive">
                <table class="table table-bordered table-striped">
                    <thead><tr>
                        <th>@lang('business.product')</th>
                        <th>@lang('lang_v1.lot_number')</th>
                        <th>@lang('lang_v1.expiry')</th>
                        <th>@lang('lang_v1.status')</th>
                        <th>@lang('purchase.supplier')</th>
                        <th class="text-right">@lang('lang_v1.on_hand')</th>
                        <th>@lang('purchase.ref_no')</th>
                        <th></th>
                    </tr></thead>
                    <tbody>
                        @forelse($batches as $b)
                            @php
                                $expired = $b->exp_date && \Carbon\Carbon::parse($b->exp_date)->isPast();
                                $recalled = ! empty($b->recalled_at);
                            @endphp
                            <tr class="{{ $recalled || $expired ? 'danger' : ($b->qc_status === 'rejected' ? 'warning' : '') }}">
                                <td>{{ $b->product_name }}</td>
                                <td>{{ $b->lot_number ?: '-' }}</td>
                                <td>{{ $b->exp_date ? \Carbon\Carbon::parse($b->exp_date)->format('d-m-Y') : '-' }}</td>
                                <td>
                                    @if($recalled)<span class="label bg-red">@lang('lang_v1.recalled')</span>@endif
                                    @if($expired)<span class="label bg-maroon">@lang('lang_v1.expired')</span>@endif
                                    @if($b->qc_status === 'rejected')<span class="label bg-yellow">@lang('lang_v1.qc_rejected_label')</span>@endif
                                </td>
                                <td>{{ $b->manufacturer }}</td>
                                <td class="text-right">{{ number_format($b->remaining_qty, 2) }}</td>
                                <td>{{ $b->grn_ref }}</td>
                                <td style="width:1%;white-space:nowrap;">
                                    <button type="button" class="btn btn-xs btn-danger"
                                        data-toggle="collapse" data-target="#ret-{{ $b->purchase_line_id }}">
                                        <i class="fa fa-undo-alt"></i> @lang('lang_v1.return_to_mfg')
                                    </button>
                                </td>
                            </tr>
                            <tr id="ret-{{ $b->purchase_line_id }}" class="collapse">
                                <td colspan="8" class="bg-gray-light">
                                    {!! Form::open(['route' => 'supplier.manufacturer-return.store', 'method' => 'post', 'class' => 'form-inline',
                                        'onsubmit' => "return confirm('@lang('lang_v1.confirm_mfg_return')')"]) !!}
                                        <input type="hidden" name="purchase_line_id" value="{{ $b->purchase_line_id }}">
                                        <div class="form-group">
                                            <label>@lang('sale.quantity')</label>
                                            <input type="number" step="0.01" min="0.01" max="{{ $b->remaining_qty }}"
                                                name="quantity" value="{{ $b->remaining_qty }}" class="form-control input-sm">
                                        </div>
                                        <div class="form-group">
                                            <label>@lang('lang_v1.reason')</label>
                                            <input type="text" name="reason" class="form-control input-sm"
                                                value="{{ $recalled ? __('lang_v1.recalled') : ($expired ? __('lang_v1.expired') : '') }}"
                                                placeholder="@lang('lang_v1.reason')">
                                        </div>
                                        <button type="submit" class="btn btn-sm btn-danger">
                                            <i class="fa fa-check"></i> @lang('lang_v1.confirm_return')
                                        </button>
                                    {!! Form::close() !!}
                                </td>
                            </tr>
                        @empty
                            <tr><td colspan="8" class="text-center text-muted">@lang('lang_v1.no_records_found')</td></tr>
                        @endforelse
                    </tbody>
                </table>
                <div>{{ $batches->links() }}</div>
            </div>
        </div>

        {{-- Create Return modal — return ANY on-hand GRN batch to its manufacturer --}}
        <div class="modal fade" id="createReturnModal" tabindex="-1" role="dialog">
            <div class="modal-dialog" role="document">
                {!! Form::open(['route' => 'supplier.manufacturer-return.store', 'method' => 'post', 'id' => 'create_return_form']) !!}
                <div class="modal-content">
                    <div class="modal-header">
                        <button type="button" class="close" data-dismiss="modal"><span>&times;</span></button>
                        <h4 class="modal-title"><i class="fa fa-undo-alt"></i> @lang('lang_v1.create_return')</h4>
                    </div>
                    <div class="modal-body">
                        <div class="form-group">
                            <label>@lang('lang_v1.select_batch') *</label>
                            <select name="purchase_line_id" id="cr_batch" class="form-control select2" style="width:100%" required
                                data-placeholder="@lang('messages.please_select')">
                                <option value=""></option>
                                @foreach($onhand_batches as $b)
                                    <option value="{{ $b->purchase_line_id }}" data-remaining="{{ $b->remaining_qty }}">
                                        {{ $b->product_name }}@if($b->lot_number) — @lang('lang_v1.lot_number') {{ $b->lot_number }}@endif
                                        @if($b->exp_date) (exp {{ \Carbon\Carbon::parse($b->exp_date)->format('m/Y') }})@endif
                                        · @lang('lang_v1.on_hand') {{ number_format($b->remaining_qty, 2) }}
                                    </option>
                                @endforeach
                            </select>
                        </div>
                        <div class="form-group">
                            <label>@lang('sale.quantity') *</label>
                            <input type="number" step="0.01" min="0.01" name="quantity" id="cr_qty" class="form-control" required>
                            <span class="help-block" id="cr_max_hint"></span>
                        </div>
                        <div class="form-group">
                            <label>@lang('lang_v1.reason')</label>
                            <input type="text" name="reason" class="form-control" placeholder="@lang('lang_v1.reason')">
                        </div>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-default" data-dismiss="modal">@lang('messages.cancel')</button>
                        <button type="submit" class="btn btn-danger"><i class="fa fa-check"></i> @lang('lang_v1.confirm_return')</button>
                    </div>
                </div>
                {!! Form::close() !!}
            </div>
        </div>
    </section>
@endsection

@section('javascript')
    <script>
        $(function () {
            if ($.fn.select2) { $('#cr_batch').select2({ dropdownParent: $('#createReturnModal'), width: '100%' }); }
            $('#cr_batch').on('change', function () {
                var max = parseFloat($(this).find(':selected').data('remaining')) || 0;
                $('#cr_qty').attr('max', max).val(max);
                $('#cr_max_hint').text(max ? ('@lang('lang_v1.on_hand'): ' + max) : '');
            });
            $('#create_return_form').on('submit', function () {
                var max = parseFloat($('#cr_batch').find(':selected').data('remaining')) || 0;
                var q = parseFloat($('#cr_qty').val()) || 0;
                if (q <= 0 || q > max) { alert('@lang('lang_v1.invalid_quantity')'); return false; }
            });
        });
    </script>
@endsection