@extends('layout.main') @section('content')
@if(session()->has('not_permitted'))
  <div class="alert alert-danger alert-dismissible text-center"><button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>{{ session()->get('not_permitted') }}</div> 
@endif
<section class="forms">
    <div class="container-fluid">
        <div class="row">
            <div class="col-md-12">
                <div class="card">
                    <div class="card-header d-flex align-items-center">
                        <h4>{{trans('file.Add Return')}}</h4>
                    </div>
                    <div class="card-body">
                        <p class="italic"><small>{{trans('file.The field labels marked with * are required input fields')}}.</small></p>
                        {!! Form::open(['route' => 'return-sale.store', 'method' => 'post', 'files' => true, 'class' => 'payment-form']) !!}
                        <div class="row">
                            <div class="col-md-12">
                                <div class="row">
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label>{{trans('file.customer')}} *</label>
                                            <select required name="customer_id" id="customer_id" class="selectpicker form-control" data-live-search="true" id="customer-id" data-live-search-style="begins" title="Select customer...">
                                                @foreach($lims_customer_list as $customer)
                                                <option value="{{$customer->id}}">{{$customer->name . ' (' . $customer->phone_number . ')'}}</option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </div>
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label>{{trans('file.Warehouse')}} *</label>
                                            <select required id="warehouse_id" name="warehouse_id" class="selectpicker form-control" data-live-search="true" data-live-search-style="begins" title="Select warehouse...">
                                                @foreach($lims_warehouse_list as $warehouse)
                                                <option value="{{$warehouse->id}}">{{$warehouse->name}}</option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </div>
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label>{{trans('file.Biller')}} *</label>
                                            <select required name="biller_id" class="selectpicker form-control" data-live-search="true" data-live-search-style="begins" title="Select Biller...">
                                                @foreach($lims_biller_list as $biller)
                                                <option value="{{$biller->id}}">{{$biller->name . ' (' . $biller->company_name . ')'}}</option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </div>
                                    <div class="col-md-3">
                                        <div class="form-group">
                                            <label>{{ trans('file.Factura') }} *</label>
                                            <input type="text" name="factura">
                                        </div>
                                    </div>
                                </div>
                                <div class="row">
                                    <div class="col-md-12 mt-3">
                                        <label>{{trans('file.Select Product')}}</label>
                                        <div class="search-box input-group">
                                            <button type="button" class="btn btn-secondary btn-lg"><i class="fa fa-barcode"></i></button>
                                            <input type="text" name="product_code_name" id="lims_productcodeSearch" placeholder="Please type product code and select..." class="form-control" />
                                        </div>
                                    </div>
                                </div>
                                <div class="row mt-5">
                                    <div class="col-md-12">
                                        
                                        <h5>{{trans('file.Order Table')}} *</h5>
                                        <div class="table-responsive mt-3">
                                            <table id="myTable" class="table table-hover order-list">
                                                <thead>
                                                    <tr>
                                                        <th>{{trans('file.name')}}</th>
                                                        <th>{{trans('file.Code')}}</th>
                                                        <th>{{trans('file.Quantity')}}</th>
                                                        <th>{{trans('file.Net Unit Price')}}</th>
                                                        <th>{{trans('file.Discount')}}</th>
                                                        <th>{{trans('file.Tax')}}</th>
                                                        <th>{{trans('file.Subtotal')}}</th>
                                                        <th><i class="dripicons-trash"></i></th>
                                                    </tr>
                                                </thead>
                                                <tbody>
                                                </tbody>
                                                <tfoot class="tfoot active">
                                                    <th colspan="2">{{trans('file.Total')}}</th>
                                                    <th id="total-qty">0</th>
                                                    <th></th>
                                                    <th id="total-discount">0.00</th>
                                                    <th id="total-tax">0.00</th>
                                                    <th id="total">0.00</th>
                                                    <th><i class="dripicons-trash"></i></th>
                                                </tfoot>
                                            </table>
                                        </div>
                                    </div>
                                </div>
                                <div class="row">
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="total_qty" />
                                        </div>
                                    </div>
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="total_discount" />
                                        </div>
                                    </div>
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="total_tax" />
                                        </div>
                                    </div>
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="total_price" />
                                        </div>
                                    </div>
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="item" />
                                            <input type="hidden" name="order_tax" />
                                        </div>
                                    </div>
                                    <div class="col-md-2">
                                        <div class="form-group">
                                            <input type="hidden" name="grand_total" />
                                        </div>
                                    </div>
                                </div>
                                <div class="row mt-3">
                                    <div class="col-md-4">
                                        <div class="form-group">
                                            <label>{{trans('file.Order Tax')}}</label>
                                            <select class="form-control" name="order_tax_rate">
                                                <option value="0">No Tax</option>
                                                @foreach($lims_tax_list as $tax)
                                                <option value="{{$tax->rate}}">{{$tax->name}}</option>
                                                @endforeach
                                            </select>
                                        </div>
                                    </div>
                                	<div class="col-md-4">
                                        <div class="form-group">
                                            <label>{{trans('file.Attach Document')}}</label>
                                            <i class="dripicons-question" data-toggle="tooltip" title="Only jpg, jpeg, png, gif, pdf, csv, docx, xlsx and txt file is supported"></i> 
                                            <input type="file" name="document" class="form-control" />
                                            @if($errors->has('extension'))
                                                <span>
                                                   <strong>{{ $errors->first('extension') }}</strong>
                                                </span>
                                            @endif
                                        </div>
                                    </div>
                                </div>
                                <div class="row">
                                    <div class="col-md-6">
                                        <div class="form-group">
                                            <label>{{trans('file.Return Note')}}</label>
                                            <textarea rows="5" class="form-control" name="return_note"></textarea>
                                        </div>
                                    </div>
                                    <div class="col-md-6">
                                        <div class="form-group">
                                            <label>{{trans('file.Staff Note')}}</label>
                                            <textarea rows="5" class="form-control" name="staff_note"></textarea>
                                        </div>
                                    </div>
                                </div>
                                <div class="form-group">
                                    <input type="submit" value="{{trans('file.submit')}}" class="btn btn-primary" id="submit-button">
                                </div>
                            </div>
                        </div>
                        {!! Form::close() !!}
                    </div>
                </div>
            </div>
        </div>
    </div>
    <div class="container-fluid">
        <table class="table table-bordered table-condensed totals">
            <td><strong>{{trans('file.Items')}}</strong>
                <span class="pull-right" id="item">0.00</span>
            </td>
            <td><strong>{{trans('file.Total')}}</strong>
                <span class="pull-right" id="subtotal">0.00</span>
            </td>
            <td><strong>{{trans('file.Order Tax')}}</strong>
                <span class="pull-right" id="order_tax">0.00</span>
            </td>
            <td><strong>{{trans('file.grand total')}}</strong>
                <span class="pull-right" id="grand_total">0.00</span>
            </td>
        </table>
    </div>
<div id="editModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true" class="modal fade text-left">
    <div role="document" class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 id="modal_header" class="modal-title"> </h5>
                <button type="button" data-dismiss="modal" aria-label="Close" class="close"><span aria-hidden="true"><i class="dripicons-cross"></i></span></button>
            </div>
            <div class="modal-body">
                <form>
                    <div class="form-group">
                        <label>{{trans('file.Quantity')}}</label>
                        <input type="number" name="edit_qty" class="form-control" step="any">
                    </div>
                    <div class="form-group">
                        <label>{{trans('file.Unit Discount')}}</label>
                        <input type="number" name="edit_discount" class="form-control" step="any">
                    </div>
                    <div class="form-group">
                        <label>{{trans('file.Unit Price')}}</label>
                        <input type="number" name="edit_unit_price" class="form-control" step="any">
                    </div>
                    <?php
            $tax_name_all[] = 'No Tax';
            $tax_rate_all[] = 0;
            foreach($lims_tax_list as $tax) {
                $tax_name_all[] = $tax->name;
                $tax_rate_all[] = $tax->rate;
            }
        ?>
                        <div class="form-group">
                            <label>{{trans('file.Tax Rate')}}</label>
                            <select name="edit_tax_rate" class="form-control selectpicker">
                                @foreach($tax_name_all as $key => $name)
                                <option value="{{$key}}">{{$name}}</option>
                                @endforeach
                            </select>
                        </div>
                        <div id="edit_unit" class="form-group">
                            <label>{{trans('file.Product Unit')}}</label>
                            <select name="edit_unit" class="form-control selectpicker">
                            </select>
                        </div>
                        <button type="button" name="update_btn" class="btn btn-primary">{{trans('file.update')}}</button>
                </form>
            </div>
        </div>
    </div>
</div>
<!-- add cash register modal -->
<div id="cash-register-modal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true" class="modal fade text-left">
    <div role="document" class="modal-dialog">
      <div class="modal-content">
        {!! Form::open(['route' => 'cashRegister.store', 'method' => 'post']) !!}
        <div class="modal-header">
          <h5 id="exampleModalLabel" class="modal-title">{{trans('file.Add Cash Register')}}</h5>
          <button type="button" data-dismiss="modal" aria-label="Close" class="close"><span aria-hidden="true"><i class="dripicons-cross"></i></span></button>
        </div>
        <div class="modal-body">
          <p class="italic"><small>{{trans('file.The field labels marked with * are required input fields')}}.</small></p>
            <div class="row">
              <div class="col-md-6 form-group warehouse-section">
                  <label>{{trans('file.Warehouse')}} *</strong> </label>
                  <select required name="warehouse_id" class="selectpicker form-control" data-live-search="true" data-live-search-style="begins" title="Select warehouse...">
                      @foreach($lims_warehouse_list as $warehouse)
                      <option value="{{$warehouse->id}}">{{$warehouse->name}}</option>
                      @endforeach
                  </select>
              </div>
              <div class="col-md-6 form-group">
                  <label>{{trans('file.Cash in Hand')}} *</strong> </label>
                  <input type="number" name="cash_in_hand" required class="form-control">
              </div>
              <div class="col-md-12 form-group">
                  <button type="submit" class="btn btn-primary">{{trans('file.submit')}}</button>
              </div>
            </div>
        </div>
        {{ Form::close() }}
      </div>
    </div>
</div>
</section>
<script type="text/javascript">
    $("ul#return").siblings('a').attr('aria-expanded','true');
    $("ul#return").addClass("show");
    $("ul#return #sale-return-menu").addClass("active");
// array data with selection
var product_price = [];
var product_discount = [];
var tax_rate = [];
var tax_name = [];
var tax_method = [];
var unit_name = [];
var unit_operator = [];
var unit_operation_value = [];

// temporary array
var temp_unit_name = [];
var temp_unit_operator = [];
var temp_unit_operation_value = [];

var rowindex;
var customer_group_rate;
var row_product_price;
var role_id = <?php echo json_encode(Auth::user()->role_id) ?>;
var currency = <?php echo json_encode($currency) ?>;

	$('.selectpicker').selectpicker({
	    style: 'btn-link',
	});

    $('[data-toggle="tooltip"]').tooltip();

	$('select[name="customer_id"]').on('change', function() {
	    var id = $(this).val();
	    $.get('getcustomergroup/' + id, function(data) {
	        customer_group_rate = (data / 100);
	    });
	});

	$('select[name="warehouse_id"]').on('change', function() {
	    var id = $(this).val();
	    $.get('getproduct/' + id, function(data) {
	        lims_product_array = [];
	        product_code = data[0];
	        product_name = data[1];
	        product_qty = data[2];
            product_type = data[3];
            product_warehouse_price = data[4];
	        $.each(product_code, function(index) {
	            lims_product_array.push(product_code[index] + ' (' + product_name[index] + ')');
	        });
	    });
        isCashRegisterAvailable(id);
	});

	$('#lims_productcodeSearch').on('input', function(){
        var customer_id = $('#customer_id').val();
        var warehouse_id = $('#warehouse_id').val();
        temp_data = $('#lims_productcodeSearch').val();
        if(!customer_id){
            $('#lims_productcodeSearch').val(temp_data.substring(0, temp_data.length - 1));
            alert('Please select Customer!');
        }
        else if(!warehouse_id){
            $('#lims_productcodeSearch').val(temp_data.substring(0, temp_data.length - 1));
            alert('Please select Warehouse!');
        }
    });

	var lims_productcodeSearch = $('#lims_productcodeSearch');

lims_productcodeSearch.autocomplete({
    source: function(request, response) {
        var matcher = new RegExp(".?" + $.ui.autocomplete.escapeRegex(request.term), "i");
        response($.grep(lims_product_array, function(item) {
            return matcher.test(item);
        }));
    },
    response: function(event, ui) {
        if (ui.content.length == 1) {
            var data = ui.content[0].value;
            $(this).autocomplete( "close" );
            productSearch(data);
        };
    },
    select: function(event, ui) {
        var data = ui.item.value;
        productSearch(data);
    }
});

//Change quantity
// $("#myTable").on('input', '.qty', function() {
//     rowindex = $(this).closest('tr').index();
//     if($(this).val() < 1 && $(this).val() != '') {
//       $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ') .qty').val(1);
//       alert("Quantity can't be less than 1");
//     }
//     calculateRowProductData($(this).val()); 
// });

//Edit product
$("table.order-list").on("click", ".edit-product", function() {
    rowindex = $(this).closest('tr').index();
    var row_product_name = $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(1)').text();
    var row_product_code = $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(2)').text();
    $('#modal_header').text(row_product_name + '(' + row_product_code + ')');

    var qty = $(this).closest('tr').find('.qty').val();
    $('input[name="edit_qty"]').val(qty);

    $('input[name="edit_discount"]').val(parseFloat(product_discount[rowindex]).toFixed(2));

    var tax_name_all = <?php echo json_encode($tax_name_all) ?>;
    pos = tax_name_all.indexOf(tax_name[rowindex]);
    $('select[name="edit_tax_rate"]').val(pos);

    pos = product_code.indexOf(row_product_code);
    if(product_type[pos] == 'standard'){
        unitConversion();
        temp_unit_name = (unit_name[rowindex]).split(',');
        temp_unit_name.pop();
        temp_unit_operator = (unit_operator[rowindex]).split(',');
        temp_unit_operator.pop();
        temp_unit_operation_value = (unit_operation_value[rowindex]).split(',');
        temp_unit_operation_value.pop();
        $('select[name="edit_unit"]').empty();
        $.each(temp_unit_name, function(key, value) {
            $('select[name="edit_unit"]').append('<option value="' + key + '">' + value + '</option>');
        });
        $("#edit_unit").show();
    }
    else{
        row_product_price = product_price[rowindex];
        $("#edit_unit").hide();
    }
    $('input[name="edit_unit_price"]').val(row_product_price.toFixed(2));
    $('.selectpicker').selectpicker('refresh');
});

//Update product
$('button[name="update_btn"]').on("click", function() {
    var edit_discount = $('input[name="edit_discount"]').val();
    var edit_qty = $('input[name="edit_qty"]').val();
    var edit_unit_price = $('input[name="edit_unit_price"]').val();

    if (parseFloat(edit_discount) > parseFloat(edit_unit_price)) {
        alert('Invalid Discount Input!');
        return;
    }

    // if(edit_qty < 1) {
    //     $('input[name="edit_qty"]').val(1);
    //     edit_qty = 1;
    //     alert("Quantity can't be less than 1");
    // }

    var tax_rate_all = <?php echo json_encode($tax_rate_all) ?>;
    tax_rate[rowindex] = parseFloat(tax_rate_all[$('select[name="edit_tax_rate"]').val()]);
    tax_name[rowindex] = $('select[name="edit_tax_rate"] option:selected').text();
    if(product_type[pos] == 'standard'){
        var row_unit_operator = unit_operator[rowindex].slice(0, unit_operator[rowindex].indexOf(","));
        var row_unit_operation_value = unit_operation_value[rowindex].slice(0, unit_operation_value[rowindex].indexOf(","));
        if (row_unit_operator == '*') {
            product_price[rowindex] = $('input[name="edit_unit_price"]').val() / row_unit_operation_value;
        } else {
            product_price[rowindex] = $('input[name="edit_unit_price"]').val() * row_unit_operation_value;
        }
        var position = $('select[name="edit_unit"]').val();
        var temp_operator = temp_unit_operator[position];
        var temp_operation_value = temp_unit_operation_value[position];
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.sale-unit').val(temp_unit_name[position]);
        temp_unit_name.splice(position, 1);
        temp_unit_operator.splice(position, 1);
        temp_unit_operation_value.splice(position, 1);

        temp_unit_name.unshift($('select[name="edit_unit"] option:selected').text());
        temp_unit_operator.unshift(temp_operator);
        temp_unit_operation_value.unshift(temp_operation_value);

        unit_name[rowindex] = temp_unit_name.toString() + ',';
        unit_operator[rowindex] = temp_unit_operator.toString() + ',';
        unit_operation_value[rowindex] = temp_unit_operation_value.toString() + ',';
    }
    else
        product_price[rowindex] = $('input[name="edit_unit_price"]').val();
    product_discount[rowindex] = $('input[name="edit_discount"]').val();
    $('#editModal').modal('hide');
    $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.qty').val(edit_qty);
    calculateRowProductData(edit_qty);
});

//Delete product
$("table.order-list tbody").on("click", ".ibtnDel", function(event) {
    rowindex = $(this).closest('tr').index();
    product_price.splice(rowindex, 1);
    product_discount.splice(rowindex, 1);
    tax_rate.splice(rowindex, 1);
    tax_name.splice(rowindex, 1);
    tax_method.splice(rowindex, 1);
    unit_name.splice(rowindex, 1);
    unit_operator.splice(rowindex, 1);
    unit_operation_value.splice(rowindex, 1);
    $(this).closest("tr").remove();
    calculateTotal();
});

$('select[name="order_tax_rate"]').on("change", function() {
    calculateGrandTotal();
});

function isCashRegisterAvailable(warehouse_id) {
    $.ajax({
        url: '../cash-register/check-availability/'+warehouse_id,
        type: "GET",
        success:function(data) {
            if(data == 'false') {
                $('#cash-register-modal select[name=warehouse_id]').val(warehouse_id);
                $('.selectpicker').selectpicker('refresh');
                if(role_id <= 2){
                    $("#cash-register-modal .warehouse-section").removeClass('d-none');
                }
                else {
                    $("#cash-register-modal .warehouse-section").addClass('d-none');
                }
                $("#cash-register-modal").modal('show');
            }
        }
    });
}

function productSearch(data){
    $.ajax({
        type: 'GET',
        url: 'lims_product_search',
        data: {
            data: data
        },
        success: function(data) {
            var flag = 1;
            $(".product-code").each(function(i) {
                if ($(this).val() == data[1]) {
                    rowindex = i;
                    var qty = parseFloat($('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ') .qty').val()) + 1;
                    $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ') .qty').val(qty);
                    calculateRowProductData(qty);
                    flag = 0;
                }
            });
            $("input[name='product_code_name']").val('');
            if(flag){
                var newRow = $("<tr>");
                var cols = '';
                temp_unit_name = (data[6]).split(',');
                cols += '<td>' + data[0] + '<button type="button" class="edit-product btn btn-link" data-toggle="modal" data-target="#editModal"> <i class="dripicons-document-edit"></i></button></td>';
                cols += '<td>' + data[1] + '</td>';
                cols += '<td><input type="number" class="form-control qty" name="qty[]" value="1" step="any" required/></td>';
                cols += '<td class="net_unit_price"></td>';
                cols += '<td class="discount">0.00</td>';
                cols += '<td class="tax"></td>';
                cols += '<td class="sub-total"></td>';
                cols += '<td><button type="button" class="ibtnDel btn btn-md btn-danger">{{trans("file.delete")}}</button></td>';
                cols += '<input type="hidden" class="product-code" name="product_code[]" value="' + data[1] + '"/>';
                cols += '<input type="hidden" class="product-id" name="product_id[]" value="' + data[9] + '"/>';
                cols += '<input type="hidden" class="sale-unit" name="sale_unit[]" value="' + temp_unit_name[0] + '"/>';
                cols += '<input type="hidden" class="net_unit_price" name="net_unit_price[]" />';
                cols += '<input type="hidden" class="discount-value" name="discount[]" />';
                cols += '<input type="hidden" class="tax-rate" name="tax_rate[]" value="' + data[3] + '"/>';
                cols += '<input type="hidden" class="tax-value" name="tax[]" />';
                cols += '<input type="hidden" class="subtotal-value" name="subtotal[]" />';

                newRow.append(cols);
                $("table.order-list tbody").prepend(newRow);
                rowindex = newRow.index();
                pos = product_code.indexOf(data[1]);
                if(!data[11] && product_warehouse_price[pos]) {
                    product_price.splice(rowindex, 0, parseFloat(product_warehouse_price[pos] * currency['exchange_rate']) + parseFloat(product_warehouse_price[pos] * currency['exchange_rate'] * customer_group_rate));
                }
                else {
                    product_price.splice(rowindex, 0, parseFloat(data[2] * currency['exchange_rate']) + parseFloat(data[2] * currency['exchange_rate'] * customer_group_rate));
                }
                product_discount.splice(rowindex, 0, '0.00');
                tax_rate.splice(rowindex, 0, parseFloat(data[3]));
                tax_name.splice(rowindex, 0, data[4]);
                tax_method.splice(rowindex, 0, data[5]);
                unit_name.splice(rowindex, 0, data[6]);
                unit_operator.splice(rowindex, 0, data[7]);
                unit_operation_value.splice(rowindex, 0, data[8]);
                calculateRowProductData(1);
            }  
        }
    });
}

function calculateRowProductData(quantity) {
    var row_product_code = $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(2)').text();
    pos = product_code.indexOf(row_product_code);
    if(product_type[pos] == 'standard')
        unitConversion();
    else
        row_product_price = product_price[rowindex];

    $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(5)').text((product_discount[rowindex] * quantity).toFixed(2));
    $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.discount-value').val((product_discount[rowindex] * quantity).toFixed(2));
    $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.tax-rate').val(tax_rate[rowindex].toFixed(2));

    if (tax_method[rowindex] == 1) {
        var net_unit_price = row_product_price - product_discount[rowindex];
        var tax = net_unit_price * quantity * (tax_rate[rowindex] / 100);
        var sub_total = (net_unit_price * quantity) + tax;

        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(4)').text(net_unit_price.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.net_unit_price').val(net_unit_price.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(6)').text(tax.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.tax-value').val(tax.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(7)').text(sub_total.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.subtotal-value').val(sub_total.toFixed(2));
    } else {
        var sub_total_unit = row_product_price - product_discount[rowindex];
        var net_unit_price = (100 / (100 + tax_rate[rowindex])) * sub_total_unit;
        var tax = (sub_total_unit - net_unit_price) * quantity;
        var sub_total = sub_total_unit * quantity;

        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(4)').text(net_unit_price.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.net_unit_price').val(net_unit_price.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(6)').text(tax.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.tax-value').val(tax.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('td:nth-child(7)').text(sub_total.toFixed(2));
        $('table.order-list tbody tr:nth-child(' + (rowindex + 1) + ')').find('.subtotal-value').val(sub_total.toFixed(2));
    }

    calculateTotal();
}

function unitConversion() {
    var row_unit_operator = unit_operator[rowindex].slice(0, unit_operator[rowindex].indexOf(","));
    var row_unit_operation_value = unit_operation_value[rowindex].slice(0, unit_operation_value[rowindex].indexOf(","));

    if (row_unit_operator == '*') {
        row_product_price = product_price[rowindex] * row_unit_operation_value;
    } else {
        row_product_price = product_price[rowindex] / row_unit_operation_value;
    }
}

function calculateTotal() {
    //Sum of quantity
    var total_qty = 0;
    $(".qty").each(function() {

        if ($(this).val() == '') {
            total_qty += 0;
        } else {
            total_qty += parseFloat($(this).val());
        }
    });
    $("#total-qty").text(total_qty);
    $('input[name="total_qty"]').val(total_qty);

    //Sum of discount
    var total_discount = 0;
    $(".discount").each(function() {
        total_discount += parseFloat($(this).text());
    });
    $("#total-discount").text(total_discount.toFixed(2));
    $('input[name="total_discount"]').val(total_discount.toFixed(2));

    //Sum of tax
    var total_tax = 0;
    $(".tax").each(function() {
        total_tax += parseFloat($(this).text());
    });
    $("#total-tax").text(total_tax.toFixed(2));
    $('input[name="total_tax"]').val(total_tax.toFixed(2));

    //Sum of subtotal
    var total = 0;
    $(".sub-total").each(function() {
        total += parseFloat($(this).text());
    });
    $("#total").text(total.toFixed(2));
    $('input[name="total_price"]').val(total.toFixed(2));

    calculateGrandTotal();
}

function calculateGrandTotal() {

    var item = $('table.order-list tbody tr:last').index();

    var total_qty = parseFloat($('#total-qty').text());
    var subtotal = parseFloat($('#total').text());
    var order_tax = parseFloat($('select[name="order_tax_rate"]').val());
    item = ++item + '(' + total_qty + ')';
    order_tax = subtotal * (order_tax / 100);
    var grand_total = subtotal + order_tax;

    $('#item').text(item);
    $('input[name="item"]').val($('table.order-list tbody tr:last').index() + 1);
    $('#subtotal').text(subtotal.toFixed(2));
    $('#order_tax').text(order_tax.toFixed(2));
    $('input[name="order_tax"]').val(order_tax.toFixed(2));
    $('#grand_total').text(grand_total.toFixed(2));
    $('input[name="grand_total"]').val(grand_total.toFixed(2));
}

$(window).keydown(function(e){
    if (e.which == 13) {
        var $targ = $(e.target);
        if (!$targ.is("textarea") && !$targ.is(":button,:submit")) {
            var focusNext = false;
            $(this).find(":input:visible:not([disabled],[readonly]), a").each(function(){
                if (this === e.target) {
                    focusNext = true;
                }
                else if (focusNext){
                    $(this).focus();
                    return false;
                }
            });
            return false;
        }
    }
});

$('.payment-form').on('submit',function(e){
    var rownumber = $('table.order-list tbody tr:last').index();
    if (rownumber < 0) {
        alert("Please insert product to order table!")
        e.preventDefault();
    }
});

</script>
@endsection('content')