"use strict";

    const tableId = $('#invoiceItemsTable');

    let originalButtonText;

    let submitButton = 'button[id="submit_form"]';

    let addRowButtonText;

    const rowCountStartFrom = 0;



    const operation = $('#operation').val();

    const currentWarehouse = $('#warehouse_id');

    const itemSearchInputBoxId = $("#search_item");

    var searchedItemPrice = 0;

    var buttonId = $("#add_row");

    let callType = 'submit_form';

    var partyId = $("#party_id");

    /**
     * Language
     * */
    const _lang = {
                pleaseSelectItem : "Item Name Should not be empty",
                pleaseSelectItemFromSearchBox : "Choose Item from Search Results!!",
                clickTochange : "Click to Change",
                clickToChangeTaxType : "Click to Change Tax Type",
                clickToSelectSerial : "Click to Select Serial Numbers",
                enterValidNumber : "Please enter a valid number",
                wantToDelete : "Do you want to delete?",
                paymentAndGrandTotalMismatched : "Total Payment Amount Should be equal to Grand Total!",
                rowAddedSuccessdully : "Item Added!",
                taxTypeChanged : "Tax type has changed!",
                pleaseSelectParty : "Please Select Party!",
                discountNotAllowed : "Discount not allowed! Permission Revoked!",
                salePriceNotAllowed : "Sale Price not allowed! Permission Revoked!",
            };

    $("#submit_form, #submit_form_with_print").on('click', function(event) {
        event.preventDefault();

        var clickedId = this.id; // or $(this).attr('id')

        if(clickedId === 'submit_form_with_print' ){
            callType = "submit_form_with_print"
        }

        /**
         * Payment Validation
         * */
        // if(!validatePaymentAndInvoiceTotal()){
        //     return false;
        // }

        $("#invoiceForm").submit();

    });

    function validatePaymentAndInvoiceTotal(){
        if(_parseFix(calculateTotalPayment()) != getGrandTotal()){
            iziToast.error({title: 'Warning', layout: 2, message: _lang.paymentAndGrandTotalMismatched});
            return false;
        }
        return true;
    }

    $("#invoiceForm").on("submit", function(e) {
        e.preventDefault();

        const form = $(this);
        const formArray = {
            formId: form.attr("id"),
            csrf: form.find('input[name="_token"]').val(),
            url: form.closest('form').attr('action'),
            formObject : form,
        };
        ajaxRequest(formArray);
    });

    function disableSubmitButton(form) {
        originalButtonText = form.find(submitButton).text();
        form.find(submitButton)
            .prop('disabled', true)
            .html('  <span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>Loading...');
    }

    function enableSubmitButton(form) {
        form.find(submitButton)
            .prop('disabled', false)
            .html(originalButtonText);
    }

    function beforeCallAjaxRequest(formObject){
        showSpinner();
        disableSubmitButton(formObject);
    }
    function afterCallAjaxResponse(formObject){
        hideSpinner();
        enableSubmitButton(formObject);
    }
    function afterSeccessOfAjaxRequest(formObject){
        formAdjustIfSaveOperation(formObject);
        pageRedirect(formObject);
    }

    function pageRedirect(formObject){
        var invoiceId = formObject.response.id;


        // if(invoiceId !== undefined){
        //    var redirectTo = '/sale/invoice/details/'+invoiceId;
        // }else{
        //    var redirectTo = '/sale/invoice/list';
        // }
        // setTimeout(function() {
        //    location.href = baseURL + redirectTo;
        // }, 1000);

        /**
         * Show Print Page
         * */
        if(callType === 'submit_form_with_print'){
            if(window.open(`${baseURL}/pos/print/${invoiceId}`, "_blank", "scrollbars=1,resizable=1,height=300,width=450")){
                window.location=baseURL+"/pos";
            }
        }else{
            window.location=baseURL+"/pos";
        }

        //Reload Page
        //window.location=baseURL+"/pos";
    }

    function ajaxRequest(formArray){
        var formData = new FormData(document.getElementById(formArray.formId));
        var jqxhr = $.ajax({
            type: 'POST',
            url: formArray.url,
            data: formData,
            dataType: 'json',
            contentType: false,
            processData: false,
            headers: {
                'X-CSRF-TOKEN': formArray.csrf
            },
            beforeSend: function() {
                // Actions to be performed before sending the AJAX request
                if (typeof beforeCallAjaxRequest === 'function') {
                    beforeCallAjaxRequest(formArray.formObject);
                }
            },
        });
        jqxhr.done(function(data) {
            formArray.formObject.response = data;
            iziToast.success({title: 'Success', layout: 2, message: data.message});
            // Actions to be performed after response from the AJAX request
            if (typeof afterSeccessOfAjaxRequest === 'function') {
                afterSeccessOfAjaxRequest(formArray.formObject);
            }
        });
        jqxhr.fail(function(response) {
                var message = response.responseJSON.message;
                iziToast.error({title: 'Error', layout: 2, message: message});
        });
        jqxhr.always(function() {
            // Actions to be performed after the AJAX request is completed, regardless of success or failure
            if (typeof afterCallAjaxResponse === 'function') {
                afterCallAjaxResponse(formArray.formObject);
            }
        });
    }

    function formAdjustIfSaveOperation(formObject){
        const _method = formObject.find('input[name="_method"]').val();
        /* Only if Save Operation called*/
        if(_method.toUpperCase() == 'POST' ){
            var formId = formObject.attr("id");
            $("#"+formId)[0].reset();
        }
    }
    /**
     * When i click on Enter Button, call addRow()
     * */
    itemSearchInputBoxId.on("keydown", function(event) {
        if (event.key === "Enter") {
            //iziToast.info({title: 'Info', layout: 2, message: _lang.pleaseSelectItemFromSearchBox});
        }
    });

    function isPartySelected() {
        if(!partyId.val()){
            iziToast.info({title: 'Message', layout: 2, message: _lang.pleaseSelectParty});
            partyId.focus().select2('open');
            return false;
        }
        return true;
    }
    /**
     * Add Service or Products on front view
     * call addRow()
     * */
    $("#add_row").on('click', function() {
        addRow();
    });

    /**
     * Add Row to front view
     * */
    function addRow(recordObject){
        if(Object.keys(recordObject).length === 0){
            iziToast.error({title: 'Warning', layout: 2, message: _lang.pleaseSelectItem});
            itemSearchInputBoxId.focus();
            return;
        }

        //Disable the Button
        disableAddRowButton(buttonId);
        //JSON Data to add row
        addRowToInvoiceItemsTable(recordObject);
        /*Enable the Disabled Button*/
        enableAddRowButton(buttonId);
        //Make Input box empty and keep curson on it
        itemSearchInputBoxId.val('').focus();
        //Row Added Message
        rowAddedSuccessdully();
    }

    function rowAddedSuccessdully(){
        //iziToast.success({title: _lang.rowAddedSuccessdully, layout: 2, message: ''});
        itemSearchInputBoxId.autocomplete("close");

        //reset variable
        searchedItemPrice =0;

    }
    /**
     * Prepaired JSON data
     * */
    function defaultJsonData() {
        var dataObject = {
              name: $('#search_item').val().trim(),
              description: "",
              quantity: 1,
              sale_price: searchedItemPrice,
              total_price: 0
            };

        return dataObject;
    }

    /**
     * Make Loading of Add Button
     * */
    function disableAddRowButton(buttonId) {
        addRowButtonText = buttonId.text();
        // Set button text to "Loading..."
        buttonId.html('<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>Loading...');
        // Disable the button
        buttonId.prop('disabled', true);
    }

    function enableAddRowButton(buttonId) {
        //Restore the actual button name
        buttonId.html(addRowButtonText);
        // Enable the button
        buttonId.prop('disabled', false);
    }

    /**
     * return Table row count
     * */
    function getRowCount(){
        var rowCount = returnDecimalValueByName('row_count');
        return rowCount;
    }

    /**
     * set table row count
     * */
    function setRowCount(){
        var increamentRowCount = getRowCount();
            increamentRowCount++;
        $('input[name="row_count"]').val(increamentRowCount);
    }

    function itemInfoIcon(trackingType) {
        var message;
        if(trackingType == 'batch'){
            message = `<b>Tracking Type:</b><br>Batch wise Tracking`;
        }else if(trackingType == 'serial'){
            message = `<b>Tracking Type:</b>:<br>Serial wise Tracking`;
        }else{
            message = `<b>Tracking Type:</b><br>Regular`;
        }
        return `<a tabindex="0" class="text-primary" data-bs-html="true" data-bs-toggle="popover" data-bs-trigger="hover focus" data-bs-content="${message}"><i class="fadeIn animated bx bx-info-circle"></i></a>`;
    }
    /**
     * Create Service Table Row
     * Params: record Object
     *
     * autoLoadUpdateOperation parameter is true only when update page autoloaded
     * ex: Sale bill -> Edit
     * */
    function addRowToInvoiceItemsTable(recordObject, loadedFromUpdateOperation=false){

        if(!isPartySelected()){
            return false;
        }

       //Find service table row count
        var currentRowId = getRowCount();

        var tableBody = tableId.find('tbody');
        var warehouseId = (parseInt(recordObject.warehouse_id) > 0) ? recordObject.warehouse_id : currentWarehouse.val();
        var hiddenWarehouseId  = '<input type="hidden" name="warehouse_id['+ currentRowId +']" class="form-control" value="' + warehouseId + '">';
        var hiddenItemId  = '<input type="hidden" name="item_id['+ currentRowId +']" class="form-control" value="' + recordObject.id + '">';
        var inputItemName  = `<label class="form-label mb-0" role="button">${recordObject.name}</label> ` + itemInfoIcon(recordObject.tracking_type);
            inputItemName += (recordObject.brand_name !== undefined)
            ? `<br><span class="badge bg-primary" data-bs-toggle="tooltip" data-bs-placement="top" title="Brand Name">${recordObject.brand_name}</span>`
            : '';
        var inputDescription  = '<textarea rows="1" type="text" name="description['+ currentRowId +']" class="form-control" placeholder="Description">' + recordObject.description + '</textarea>';

        var serialTracking = `<i class="fadeIn animated bx bx-list-ol text-primary serialBtnForInvoice" role='button' data-bs-toggle="tooltip" data-bs-placement="top" data-bs-original-title="${_lang.clickToSelectSerial}"></i>`;
        var _serialNumbers = (recordObject.serial_numbers !== undefined) ? recordObject.serial_numbers : '';
        var hiddenSerialNumbers  = `<input type="hidden" name='serial_numbers[${currentRowId}]' class='form-control' value='${_serialNumbers}'>`;

        var _batchNumber = (recordObject.batch_no !== undefined) ? recordObject.batch_no : '';
        var inputBatchNumber   = '<input type="text" name="batch_no['+ currentRowId +']" class="form-control batch-group" value="'+_batchNumber+'">';

        var _mfgDate = (recordObject.mfg_date !== undefined) ? recordObject.mfg_date : '';
        var mfgDate   = `<input type='text' class="form-control datepicker batch-group" name="mfg_date[${currentRowId}]" placeholder="Pick Date" value='${_mfgDate}'></td>`;

        var _expDate = (recordObject.exp_date !== undefined) ? recordObject.exp_date : '';
        var expDate   = `<input type='text' class="form-control datepicker batch-group" name="exp_date[${currentRowId}]" placeholder="Pick Date" value='${_expDate}'></td>`;

        var _modelNo = (recordObject.model_no !== undefined) ? recordObject.model_no : '';
        var modelNo   = '<input type="text" name="model_no['+ currentRowId +']" class="form-control batch-group" value="'+_modelNo+'">';

        var _mrp = (recordObject.mrp !== undefined && (parseFloat(recordObject.mrp)>=0)) ? _parseFix(recordObject.mrp) : '';
        var mrp  = '<input type="text" name="mrp['+ currentRowId +']" class="form-control" value="'+_mrp+'">';

        var _color = (recordObject.color !== undefined) ? recordObject.color : '';
        var color  = '<input type="text" name="color['+ currentRowId +']" class="form-control batch-group" value="'+_color+'">';

        var _size = (recordObject.size !== undefined) ? recordObject.size : '';
        var size  = '<input type="text" name="size['+ currentRowId +']" class="form-control batch-group" value="'+_size+'">';

        var inputQuantity   = '<input type="text" name="quantity['+ currentRowId +']" class="form-control text-center" value="' + recordObject.quantity + '">';
            inputQuantity += `<span class="badge bg-info" data-bs-toggle="tooltip" data-bs-placement="top" title="Warehouse Name"><i class="bx bx-building"></i> ${recordObject.warehouse_name}</span>`;
        var inputUnitPrice  = '<input type="text" name="sale_price['+ currentRowId +']" class="form-control text-end" value="' + _parseFix(recordObject.sale_price) + '">';
        var hiddenTotalUnitPrice  = '<input type="hidden" name="total_sale_price['+ currentRowId +']" class="form-control" value="' + recordObject.total_price + '">';

        var unitSelectionBox = `<input type="hidden" name='conversion_rate[${currentRowId}]' data-base-unit-id='${recordObject.base_unit_id}' data-base-price='${recordObject.sale_price}' value='${recordObject.conversion_rate}'>`;
            unitSelectionBox += `<input type="hidden" id='selected_unit_id[${currentRowId}]' value='${recordObject.selected_unit_id}'>`;
            unitSelectionBox +=generateUnitSelectionBox(recordObject.unitList, currentRowId, recordObject.selected_unit_id);

        var inputDiscount = '<div class="input-group">';
            inputDiscount +='<input type="text" name="discount['+ currentRowId +']" class="form-control" value="' + (recordObject.sale_price_discount ? _parseFix(recordObject.sale_price_discount) : 0) + '"' + (!allowUserToSaleDiscount ? ' readonly' : '') + '>';
            inputDiscount +='<button class="btn btn-outline-secondary btn_discount_type" type="button" data-bs-toggle="tooltip" data-bs-placement="top" data-bs-original-title="'+_lang.clickTochange+'">'+getAutoDiscountTypeSymbol(recordObject.discount_type)+'</button></div>';

        var hiddenDiscountType  = '<input type="hidden" name="discount_type['+ currentRowId +']" class="form-control" value="' + recordObject.discount_type + '">';
        var hiddenTotalPriceAfterDiscount  = '<input type="hidden" name="total_price_after_discount['+ currentRowId +']" class="form-control" value="' + recordObject.total_price_after_discount + '">';
        var inputDiscountAmount  = '<input type="text" name="discount_amount['+ currentRowId +']" class="form-control form-control-plaintext text-end" readonly value="' + (recordObject.discount_amount ?? '') + '">';

        if(loadedFromUpdateOperation == false){
            //Loaded from item selection box
            var taxType = (recordObject.is_sale_price_with_tax) ? "exclusive" : 'exclusive';
        }else{
            var taxType = (recordObject.is_sale_price_with_tax) ? "inclusive" : 'exclusive';
        }
        var hiddenTaxType  = '<input type="hidden" name="tax_type['+ currentRowId +']" class="form-control" value="' + taxType + '">';

        var taxGroup = '';
            //taxGroup = '<div class="input-group">';
            taxGroup +=generateTaxSelectionBox(recordObject.taxList, currentRowId, recordObject.tax_id);
            //taxGroup +='<button class="btn btn-outline-secondary btn_tax_type" type="button" data-bs-toggle="tooltip" data-bs-placement="top" data-bs-original-title="'+_lang.clickToChangeTaxType+'">'+ getShortTaxTypeName(taxType) +'</button></div>';

        var inputTaxAmount  = '<input type="text" name="tax_amount['+ currentRowId +']" class="form-control text-end form-control-plaintext" readonly  value="' + (recordObject.tax_amount ?? '') + '">';

        var inputTotal  = '<input type="text" name="total['+ currentRowId +']" class="form-control form-control-plaintext text-end" readonly  value="0">';

        /*Keeping the Scheduled Job Records*/
        var removeClass = (!recordObject.assigned_user_id)? 'remove' : '';
        var inputDeleteButton = '<button type="button" class="btn btn-outline-danger '+removeClass+'"><i class="bx bx-trash me-0"></i></button>';


        var newRow = $('<tr id="'+ currentRowId +'" class="highlight">');
            newRow.append('<td>' + inputDeleteButton + '</td>');
            newRow.append('<td>' + hiddenWarehouseId + hiddenItemId + inputItemName + inputDescription + '</td>');

            newRow.append(`<td class="${(!itemSettings.enable_serial_tracking)?'d-none':''}">` + serialTracking + hiddenSerialNumbers + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_batch_tracking)?'d-none':''}">` + inputBatchNumber + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_mfg_date)?'d-none':''}">` + mfgDate + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_exp_date)?'d-none':''}">` + expDate + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_model)?'d-none':''}">` + modelNo + '</td>');
            newRow.append(`<td class="${(!itemSettings.show_mrp)?'d-none':''}">` + mrp + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_color)?'d-none':''}">` + color + '</td>');
            newRow.append(`<td class="${(!itemSettings.enable_size)?'d-none':''}">` + size + '</td>');

            newRow.append('<td>' + inputQuantity + '</td>');
            newRow.append('<td>' + unitSelectionBox + '</td>');
            newRow.append('<td>' + inputUnitPrice + hiddenTotalUnitPrice + '</td>');
            newRow.append(`<td class="${(!itemSettings.show_discount)?'d-none':''}">` + inputDiscount + hiddenDiscountType + hiddenTotalPriceAfterDiscount + inputDiscountAmount + '</td>');

            newRow.append(`<td class="${noTaxFlag()?'d-none':''}">` + taxGroup + hiddenTaxType + inputTaxAmount + '</td>');
            newRow.append('<td>' + inputTotal + '</td>');

            // Add action buttons
            var actionButtonCell = $('<td>');

            // Append new row to the table body
            tableBody.prepend(newRow);

            //Serial #1
            loadTrackingDataFromAjax(recordObject, currentRowId, loadedFromUpdateOperation);

            //Serial #2
            afterAddRowFunctionality(currentRowId);
    }

    /**
     * HTML : After Add Row Functionality
     * */
    function afterAddRowFunctionality(currentRowId){
        //Remove Default existing row if exist
        removeDefaultRowFromTable();

        //Set Row Count
        setRowCount();

        //Custom Function Reset Date & Time Picker
        resetFlatpickr();

        //Reinitiate Tooltip
        setTooltip();

        //Calculate Row Records
        rowCalculator(currentRowId);
    }

    /**
     * Generate Tax Type Selection Box
     * */
    function generateTaxSelectionBox(taxList, currentRowId, selectId = null) {
        const options = Object.values(taxList)
            .map(tax => `<option value="${tax.id}" data-tax-rate="${tax.rate}" ${selectId == tax.id ? 'selected' : ''}>${tax.name}</option>`)
            .join('');

        return `<select class="form-select" name="tax_id[${currentRowId}]">${options}</select>`;
    }

    /**
     * Generate Unit Selection Box
     * */
    function generateUnitSelectionBox(unitList, currentRowId, selectId = null) {
        const options = Object.values(unitList)
            .map(unit => `<option value="${unit.id}" ${selectId == unit.id ? 'selected' : ''}>${unit.name}</option>`)
            .join('');

        return `<select class="form-select" name="unit_id[${currentRowId}]">${options}</select>`;
    }

    /**
     * Remove Default Row from table
     * */
    function removeDefaultRowFromTable() {
        if($('.default-row').length){
            $('.default-row').closest('tr').remove();
        }
    }

    function afterRemoveFunctions() {
        setBottomOfTableRecords();
    }
    /**
     * Delete Row
     * */
    $(document).on('click', '.remove', function() {
      $(this).closest('tr').remove();
      afterRemoveFunctions();
    });
    /**
     * Reset Date & Time Pickers
     * */
    function resetFlatpickr(){
              $(".datepicker").flatpickr({
                dateFormat: dateFormatOfApp, // Set the date format
              });

            flatpickr(".time-picker",{
                enableTime: true,
                noCalendar: true,
                dateFormat: "H:i",//"K" for AM & PM
            });
    }

    /**
     * Discount Type change on click
     *
     * */
    $(document).on('click', '.btn_discount_type', function() {
      var _this = $(this);
      const currentRowId = _this.closest('tr').attr('id');

      var btnName = _this.text();

      // Select discount_type using this index
      var discountType = $('input[name="discount_type['+currentRowId+']"]');
      var discountTypeValue = discountType.val();

      //Change Button Name or Symbol
      if(discountTypeValue == 'percentage'){
        _this.text(getAutoDiscountTypeSymbol('fixed'));
        discountType.val('fixed');
      }else{
        _this.text(getAutoDiscountTypeSymbol('percentage'));
        discountType.val('percentage');
      }
      $('input[name="discount_amount['+currentRowId+']"]').focus().trigger('change');
    });

    function getAutoDiscountTypeSymbol(discountType){
        if(discountType == 'percentage'){
            return '%';
        }else{
            return '$'
        }
    }
    /**
     * Tax Type change on click
     *
     * */
    $(document).on('click', '.btn_tax_type', function() {
      var _this = $(this);
      const currentRowId = _this.closest('tr').attr('id');

      var btnName = _this.text();

      // Select tax_type using this index
      var taxType = $('input[name="tax_type['+currentRowId+']"]');
      var taxTypeValue = taxType.val();

      //Change Button Name or Symbol
      if(taxTypeValue == 'inclusive'){
      _this.text(getShortTaxTypeName('exclusive'));
        taxType.val('exclusive');
      }else{
        _this.text(getShortTaxTypeName('inclusive'));
        taxType.val('inclusive');
      }
      iziToast.info({title: 'Info', layout: 2, message: _lang.taxTypeChanged});
      $('input[name="tax_amount['+currentRowId+']"]').focus().trigger('change');
    });

    function getShortTaxTypeName(taxType){
        return (taxType == 'inclusive') ? 'Inc.' : 'Exl.';
    }
    /**
     * Row: Change events
     * */
    $(document).on('change', '#invoiceItemsTable tr input, #invoiceItemsTable tr select', function() {
      const rowId = $(this).closest('tr').attr('id');
      rowCalculator(rowId);
    });

    /**
     * Calculate Sum Of Total Column(s)
     * */
    function returnSumOfTotalColumn() {
      var rowCount = getRowCount();
      let sumOfTotalColumn = 0;
        for (var i = rowCountStartFrom; i < rowCount; i++) {
            if($("#total[" + i + "]")){
                sumOfTotalColumn += returnDecimalValueByName('total['+i+']');
            }
        }
      return sumOfTotalColumn;
    }

    /**
     * Calculate Sum Of Total Column(s)
     * */
    function returnSumOfQuantityColumn() {
      var rowCount = getRowCount();
      let sumOfQuantityColumn = 0;
        for (var i = rowCountStartFrom; i < rowCount; i++) {
            if($("#total[" + i + "]")){
                sumOfQuantityColumn += returnDecimalValueByName('quantity['+i+']');
            }
        }
      return sumOfQuantityColumn;
    }

    /**
     * Calculate Sum Of Tax Column(s)
     * */
    function returnSumOfTaxColumn() {
      var rowCount = getRowCount();
      let totalTaxAmount = 0;
        for (var i = rowCountStartFrom; i < rowCount; i++) {
            if($("#total[" + i + "]")){
                totalTaxAmount += returnDecimalValueByName('tax_amount['+i+']');
            }
        }
      return totalTaxAmount;
    }

    /**
     * Calculate Sum Of Discount Column(s)
     * */
    function returnSumOfDiscountColumn() {
      var rowCount = getRowCount();
      let totalTaxAmount = 0;
        for (var i = rowCountStartFrom; i < rowCount; i++) {
            if($("#total[" + i + "]")){
                totalTaxAmount += returnDecimalValueByName('discount_amount['+i+']');
            }
        }
      return totalTaxAmount;
    }

    function setSumOfTablefooter(){
        var sumOfTotalColumn = returnSumOfTotalColumn();
        var sumOfQuantityColumn = returnSumOfQuantityColumn();
        var sumOfTaxColumn = returnSumOfTaxColumn();
        var sumOfDiscountColumn = returnSumOfDiscountColumn();
        //Set Sum Of Total
        $('.sum_of_total').text(_parseFix(sumOfTotalColumn));
        $('.sum_of_quantity').text(_parseFix(sumOfQuantityColumn));
        $('.sum_of_tax').text(_parseFix(sumOfTaxColumn));
        $('.sum_of_discount').text(_parseFix(sumOfDiscountColumn));
    }

    /**
     * Set bottom records of invoice
     * @set Sutotal
     * @set Tax Total
     * @set Grand Total
     * */
    function setBottomInvoiceTotal(){
        var sumOfTotalColumn = returnSumOfTotalColumn();
        var getRoundOff = getCurrentRoundOffAmount();

        sumOfTotalColumn = parseFloat(sumOfTotalColumn) + parseFloat(getRoundOff);

        //Set Grand Total
        $(".grand_total").val(_parseFix(sumOfTotalColumn));

        convertToExchangeCurrencyAmount();

        autoFillPaymentInputBox();
    }

    function getGrandTotal() {
        return parseFloat($(".grand_total").val());
    }

    function autoFillPaymentInputBox(){
        if(operation == 'save'){
            var grandTotal = getGrandTotal();
            $("input[name='payment_amount[0]']").val(grandTotal);
        }
    }
    /**
     * Rounf-Off Checked or not
     * @return boolean
     * */
    function isCheckboxChecked() {
        return $('#round_off_checkbox').prop('checked');
    }
    /**
     * On-change round off
     * Based on Checkbox
     * Automatic calculation
     * */
    $(document).on('change', '#round_off_checkbox', function(){
        setRoundOffAmount('automatic');
        setBottomInvoiceTotal();
    });
    /**
     * Manuall Round-Off
     * */
    $(document).on('change', '.round_off', function(){
        setRoundOffAmount('manual');
        setBottomInvoiceTotal();
    });


    function setRoundOffAmount(workType='automatic'){
        if(workType=='automatic'){
            var setRoundOffAmount = calculateRoundOff();
        }else{//manual
            var setRoundOffAmount = getCurrentRoundOffAmount();
        }
        setRoundOffAmount = returnZeroIfEmptyyOrisNaN(setRoundOffAmount);

        $(".round_off").val(_parseFix(setRoundOffAmount));
    }

    function getCurrentRoundOffAmount(){
        return $(".round_off").val();
    }
    /**
     * Calculate Round-Off
    */
    function calculateRoundOff(){
        if (isCheckboxChecked()) {
            var sumOfTotalColumn = returnSumOfTotalColumn();

            var afterRoundOff = Math.round(sumOfTotalColumn);

            var roundOffValue = afterRoundOff - sumOfTotalColumn;

            return roundOffValue;

        } else {
            return 0;
        }
    }

    /**
     * Calculate Price Corversation rate wise
     * example: Base Unit 1, Secondary unit 10
     * EachUnit = BaseUnit/SecondaryUnit
     * */
    function calculatePriceWithConversationRate(rowId){
        var baseUnitId = $("input[name='conversion_rate["+rowId+"]'").attr('data-base-unit-id');
        var baseUnitPrice = $("input[name='sale_price["+rowId+"]'").val();
        var conversionRate = returnDecimalValueByName('conversion_rate['+rowId+']');

        var _newSelectedUnitId = $('select[name="unit_id[' + rowId + ']"] option:selected').val()
        var _oldSelectedUnitId = $("input[id='selected_unit_id["+rowId+"]'").val();

        if(_newSelectedUnitId === _oldSelectedUnitId){
            $("input[name='sale_price["+rowId+"]'").val(_parseFix(baseUnitPrice));
        }
        else if(_newSelectedUnitId !== _oldSelectedUnitId && _newSelectedUnitId !==baseUnitId){
            $("input[name='sale_price["+rowId+"]'").val(_parseFix(baseUnitPrice/conversionRate));
        }else{
            $("input[name='sale_price["+rowId+"]'").val(_parseFix(baseUnitPrice * conversionRate));
        }
        //Update selected ID
        $("input[id='selected_unit_id["+rowId+"]'").val(_newSelectedUnitId);
    }

    /**
     * Main:
     * Calculate specific row
     * */
    function rowCalculator(rowId){
        calculatePriceWithConversationRate(rowId); // Serial#0
        rowCalculateTotalUnitPrice(rowId);  // Serial#1
        rowCalculateDiscountAmount(rowId);  // Serial#2
        rowCalculateTaxAmount(rowId);       // Serial#3
        rowCalculateTotal(rowId);           // Serial#4
        setBottomOfTableRecords();
    }
    function setBottomOfTableRecords(){
        setSumOfTablefooter();              // Serial#5
        setRoundOffAmount();                // Serial#6
        setBottomInvoiceTotal();              // Serial#7
        calulateBalance();              // Serial#8
    }
    /**
     * Row: Calculate Quantity x Price
     * */
    function rowCalculateTotalUnitPrice(rowId){
        var quantity = returnDecimalValueByName('quantity['+rowId+']');
        var unitPrice = returnDecimalValueByName('sale_price['+rowId+']');
        //Set to Hidden Box
        $("input[name='total_sale_price["+rowId+"]'").val(quantity * unitPrice);
    }

    /**
     * Row: Settle row Total
     * */
    function rowCalculateTotal(rowId){
        var totalSalePrice  = returnDecimalValueByName('total_sale_price['+rowId+']');//Price * Qty
        var discountAmount      = returnDecimalValueByName('discount_amount['+rowId+']');
        var taxType             = $('input[name="tax_type[' + rowId + ']"]').val();
        var taxAmount           = returnDecimalValueByName('tax_amount['+rowId+']');

        var rowFinalTotal = totalSalePrice - discountAmount;
            if(taxType == 'exclusive'){
                rowFinalTotal += taxAmount;
            }
        $("input[name='total["+rowId+"]'").val(_parseFix(rowFinalTotal));
    }

    /**
     * Row: Calculate Discount Amount
     * Based on percentage & fixed
     * */
    function rowCalculateDiscountAmount(rowId){
        var discountAmount = 0;
        var totalPriceAfterDiscount = 0;
        var totalUnitPrice = returnDecimalValueByName('total_sale_price['+rowId+']');
        var discountType = returnRowDiscountType(rowId);
        var discountInput = returnDecimalValueByName('discount['+rowId+']');

        discountAmount = (discountType == 'percentage') ? (totalUnitPrice * discountInput)/100 : discountInput;
        totalPriceAfterDiscount = totalUnitPrice - discountAmount;
        //Set Discount Amount
        $("input[name='discount_amount["+rowId+"]'").val(_parseFix(discountAmount));
        $("input[name='total_price_after_discount["+rowId+"]'").val(totalPriceAfterDiscount);
    }

    /**
     * Row: Calculate tax
     * Based on Inclusive and exclusive
     * */
    function rowCalculateTaxAmount(rowId){
        var taxAmount = 0;
        var taxType = returnRowTaxType(rowId);
        var taxRate = $('select[name="tax_id[' + rowId + ']"] option:selected').data('tax-rate');
            taxRate = parseFloat(taxRate);
        var totalPriceAfterDiscount = returnDecimalValueByName('total_price_after_discount['+rowId+']');
        taxAmount = returnTaxValue(taxType, taxRate, totalPriceAfterDiscount);
        //Set Tax Amount
        $("input[name='tax_amount["+rowId+"]'").val(_parseFix(taxAmount));
    }

    /**
     * Row: find tax type
     * @return inclusive or exclusive
     * */
    function returnRowTaxType(rowId){
        return $("input[name='tax_type["+rowId+"]'").val();
    }

    /**
     * Row: Find disocunt type
     * @return percentage or fixed
     * */
    function returnRowDiscountType(rowId){
        return $("input[name='discount_type["+rowId+"]'").val();
    }

    /**
     * return Decimal input value
     * */
    function returnDecimalValueByName(inputBoxName){
        var _inpuBoxId = $("input[name ='"+inputBoxName+"']");
        var inputBoxValue = _inpuBoxId.val();

        if(inputBoxValue == '' || isNaN(inputBoxValue)){
            return parseFloat(0);
        }
        return parseFloat(inputBoxValue);
    }

   /**
    * Autocomplete
    * Item Search Input box
    * */
    itemSearchInputBoxId.on('click', function() {
        initItemAutocomplete(itemSearchInputBoxId, {
            warehouse_id: currentWarehouse.val(),
            party_id: partyId.val(),
            module: 'sale',
            onSelect: function(item) {
                addRow(item); // Your existing addRow logic
            }
        });
    });


    $(document).ready(function(){

        /**
         * Empty Defalt Row: colspan count
         * */
        $('.default-row').attr('colspan', $('#invoiceItemsTable > thead > tr:first > th').not('.d-none').length);

        /**
         * Set colspan of the table bottom
         * */
        $('.tfoot-first-td').attr('colspan', $('#invoiceItemsTable > thead > tr:first > th').not('.d-none').length - 6);

        /**
         * Update Opetation
         * */
        if(operation == 'update' || operation == 'convert'){
            updateOperation(itemsTableRecords);
        }
    });

    /**
     * Used this in sale-order -> operation -> create
     *
     * */
    window.addRowToInvoiceItemsTableFromBatchTracking = function(dataObject){
        /**
         * Remove already added row while selecting batch
         * */
        tableId.find(`tr#${dataObject.mainTableRowId}`).remove();

        /**
         * @argument (object, true)
         * Dynamically adding row then no need to show pop up so it's second argument is true
         * */
        addRowToInvoiceItemsTable(dataObject,true);
    }

    function updateOperation(stringData){

        var jsonObject = JSON.parse(stringData);

        jsonObject.forEach((data, index) => {
                var dataObject = {
                    warehouse_id    : data.warehouse_id,
                    id              : data.item_id,
                    name            : data.item.name,
                    tracking_type   : data.tracking_type,
                    description     : (data.description != null) ? data.description : '',
                    sale_price  : data.unit_price,
                    is_sale_price_with_tax  :  (data.tax_type =='inclusive') ? 1 : 0,
                    tax_id          : data.tax_id,
                    quantity        : _parseQuantity(data.current_stock),
                    taxList         : taxList,
                    unitList        : data.unitList,
                    base_unit_id      : data.item.base_unit_id,
                    secondary_unit_id : data.item.secondary_unit_id,
                    selected_unit_id  : data.unit_id,
                    conversion_rate   : data.item.conversion_rate,
                    sale_price_discount   : data.discount,
                    discount_type   : data.discount_type,
                    discount_amount : data.discount_amount,
                    total_price_after_discount   : 0,
                    tax_amount      : data.tax_amount,
                    total_price     : data.total,

                    serial_numbers  : (data.tracking_type == 'serial') ? JSON.stringify(data.itemSerialTransactions.map(item => item.serial_code)) : '',

                    batch_no        : (data.tracking_type == 'batch' && data.batch.item_batch_master.batch_no!== null) ? data.batch.item_batch_master.batch_no : '',
                    mfg_date        : (data.tracking_type == 'batch' && data.batch.item_batch_master.mfg_date!== null) ? data.batch.item_batch_master.mfg_date : '',
                    exp_date        : (data.tracking_type == 'batch' && data.batch.item_batch_master.exp_date!== null) ? data.batch.item_batch_master.exp_date : '',
                    mrp             : (data.tracking_type == 'batch' && data.batch.item_batch_master.mrp!== null) ? data.batch.item_batch_master.mrp : data.mrp,
                    model_no        : (data.tracking_type == 'batch' && data.batch.item_batch_master.model_no!== null) ? data.batch.item_batch_master.model_no : '',
                    color           : (data.tracking_type == 'batch' && data.batch.item_batch_master.color!== null) ? data.batch.item_batch_master.color : '',
                    size            : (data.tracking_type == 'batch' && data.batch.item_batch_master.size!== null) ? data.batch.item_batch_master.size : '',
                };

                addRowToInvoiceItemsTable(dataObject,true);
          });
    }

    function loadTrackingDataFromAjax(recordObject, rowId, loadedFromUpdateOperation) {
        if(recordObject.tracking_type == 'serial' && loadedFromUpdateOperation==false){
            /**
             * Show TrackingType Data
             * POP UP Selection
             * */
            _globalSerialTracking(rowId);

        }
        else if(recordObject.tracking_type == 'batch' && loadedFromUpdateOperation==false){
            /**
             * Show Batch Tracking
             * loadedFromUpdateOperation = false because don't show pop up
             * */
            _globalBatchTracking(rowId);
        }
        else{
            //General
        }
        autoSetClassOfTableRow(recordObject.tracking_type, rowId);

    }

    /**
     * Table Class adjustments
     * */
    function autoSetClassOfTableRow(trackingType, rowId){
        if(trackingType == 'serial'){
            /**
             * Disabling Datepicker by removing datepicker class name
             * */
            $(`input[name='mfg_date[${rowId}]']`).removeClass('datepicker').prop('readonly', true).attr('placeholder', '');
            $(`input[name='exp_date[${rowId}]']`).removeClass('datepicker').prop('readonly', true).attr('placeholder', '');

            /**
             * Set all batch group readonly
             * */
             $(`#invoiceItemsTable tr#${rowId} input.batch-group`).prop('readonly', true).addClass('cursor-not-allowed');
             $(`#invoiceItemsTable tr#${rowId} input.serial-group`).prop('readonly', false);
        }
        else if(trackingType == 'batch'){
            $(`#invoiceItemsTable tr#${rowId} input.batch-group`).prop('readonly', false);
            $(`input[name='batch_no[${rowId}]']`).addClass('border custom-border-primary');

            $(`#invoiceItemsTable tr#${rowId} i.serialBtnForInvoice`)
                    .removeClass('serialBtnForInvoice')
                    .addClass('serialBtnForInvoice-disabled')
                    .addClass('text-muted')
                    .addClass('cursor-not-allowed').attr('data-bs-toggle', '');

            //$(".serialBtnForInvoice").removeClass('serialBtnForInvoice').addClass('serialBtnForInvoice-disabled');
        }else{
            $(`input[name='mfg_date[${rowId}]']`).removeClass('datepicker').prop('readonly', true).attr('placeholder', '');
            $(`input[name='exp_date[${rowId}]']`).removeClass('datepicker').prop('readonly', true).attr('placeholder', '');
            $(`#invoiceItemsTable tr#${rowId} input.batch-group`).prop('readonly', true).addClass('cursor-not-allowed');
            $(`#invoiceItemsTable tr#${rowId} i.serialBtnForInvoice`)
                    .removeClass('serialBtnForInvoice')
                    .addClass('serialBtnForInvoice-disabled')
                    .addClass('text-muted')
                    .addClass('cursor-not-allowed').attr('data-bs-toggle', '');
        }
        //If Discount Column is not allowed to edit by user then add this class to it.
        $(`input[name="discount[${rowId}]"]`).filter('[readonly]').addClass('cursor-not-allowed').attr('data-bs-toggle', 'tooltip').attr('data-bs-placement', 'top').attr('data-bs-original-title', _lang.discountNotAllowed);
        if (!allowUserToChangeSalePrice) {
            $(`input[name="sale_price[${rowId}]"]`).attr('readonly', true).addClass('cursor-not-allowed').attr('data-bs-toggle', 'tooltip').attr('data-bs-placement', 'top').attr('data-bs-original-title', _lang.salePriceNotAllowed);
        }
    }

    /**
     * Calculate Balance Amount
     * */
    function calulateBalance(){
        var grandTotal = getGrandTotal();
        var currentPayment = calculateTotalPayment();

        if(operation == 'update' || operation == 'convert'){

            var previouslyPaidAmount =_parseFix($(".paid_amount").val());
            var balance = (grandTotal-previouslyPaidAmount)-currentPayment;
        }else{
            //save operation
            var balance = grandTotal-currentPayment;
        }
        $(".balance").text(_parseFix(balance));

        //Show Change Return
        changeReturn(balance);
    }

    function changeReturn(balance) {
        var changeReturnValue = balance<0 ? balance : 0;
        $('.change_return').text(_parseFix(Math.abs(changeReturnValue)));
    }

    /**
     * Show Second Payment Option
     * Which is already hidden with class d-none
     * */
    $('.add-payment-type').on('click', function() {
        $('select[name="payment_type_id[1]"]').closest('tr').removeClass('d-none');
        $(".add-payment-type-parent").addClass('d-none');
        $(".change_return_parent").addClass('d-none');
    });

    /*When enter payment input box*/
    $('[name^="payment_amount"]').on('keyup', function() {
        calulateBalance();
    });

    $(document).on('click', '.delete-payment', function() {
        var paymentId = $(this).closest('tr').attr('id');
        deletePaymentRequest(paymentId);
    });

    /**
     * Caller:
     * Function to single delete request
     * Call Delete Request
    */
    async function deletePaymentRequest(paymentId) {
        const confirmed = await confirmAction();//Defined in ./common/common.js
        if (confirmed) {
            var url = baseURL + '/payment/sale-bill/delete/';
            ajaxGetRequest(url ,paymentId, 'delete-payment');
        }
    }

    function ajaxGetRequest(url, id, _from) {
          $.ajax({
            url: url + id,
            type: 'GET',
            headers: {
              'X-CSRF-TOKEN': $("#invoiceForm").find('input[name="_token"]').val(),
            },
            beforeSend: function() {
              showSpinner();
            },
            success: function(response) {
              if(_from == 'delete-payment'){
                handleDeleteResponse(response, id);
              }
              else {
                //
              }
            },
            error: function(response) {
               var message = response.responseJSON.message;
               iziToast.error({title: 'Error', layout: 2, message: message});
            },
            complete: function() {
              hideSpinner();
            },
          });
    }

    function handleDeleteResponse(response, id) {
        iziToast.success({title: 'Success', layout: 2, message: response.message});

        //Delete row from table
        $(".payment-total").html(_parseFix(response.data.paid_amount));
        $(".paid_amount").val(_parseFix(response.data.paid_amount_without_format));

        calulateBalance();

        $('#payments-table tr#'+id).remove();

    }

    /**
     * Event on
     * Customer or Party Selection
     * */
    $(document).on('change', '#party_id', function() {
        var selectedData = $('#party_id').select2('data')[0]; // `data()` returns an array, take the first item
        // Access the `is_wholesale_customer` property
        if (!selectedData) {
            return true;
        }

        var customerType = (selectedData.is_wholesale_customer == 1) ? 'Wholesale' : 'Retail';
        iziToast.success({title: '', layout: 3, message: `<b>${customerType} Customer Selected</b>`});

    });

    /**
     * Store Resized Items Table
     * */
    document.addEventListener("DOMContentLoaded", function () {
      const resizableDiv = document.getElementById("resizableDiv");

      // Restore size from localStorage
      const savedHeight = localStorage.getItem("resizableDivHeight");
      if (savedHeight) {
        resizableDiv.style.height = savedHeight;
      }

      // Save size on resize
      resizableDiv.addEventListener("mouseup", function () {
        const currentHeight = resizableDiv.offsetHeight + "px";
        localStorage.setItem("resizableDivHeight", currentHeight);
      });
    });
