(function ($) {
    'use strict';
    /**
     * All of the code for your admin-facing JavaScript source
     * should reside in this file.
     *
     * Note: It has been assumed you will write jQuery code here, so the
     * $ function reference has been prepared for usage within the scope
     * of this function.
     *
     * This enables you to define handlers, for when the DOM is ready:
     *
     * $(function() {
     *
     * });
     *
     * When the window is loaded:
     *
     * $( window ).load(function() {
     *
     * });
     *
     * ...and/or other possibilities.
     *
     * Ideally, it is not considered best practise to attach more than a
     * single DOM-ready or window-load handler for a particular page.
     * Although scripts in the WordPress core, Plugins and Themes may be
     * practising this, we should strive to set a better example in our own work.
     */

    //
    // Updates "Select all" control in a data table
    //

    var $j = jQuery.noConflict();
    $j(document).ready(
        function () {

            function updateDataTableSelectAllCtrl(table) 
            {
                var $table            = table.table().node();
                var $chkbox_all       = $('tbody input[type="checkbox"]', $table);
                var $chkbox_checked   = $('tbody input[type="checkbox"]:checked', $table);
                var chkbox_select_all = $('thead input[name="select_all"]', $table).get(0);
                // If none of the checkboxes are checked
                if ($chkbox_checked.length === 0) {
                    chkbox_select_all.checked = false;
                    if ('indeterminate' in chkbox_select_all) {
                        chkbox_select_all.indeterminate = false;
                    }

                    // If all of the checkboxes are checked
                } else if ($chkbox_checked.length === $chkbox_all.length) {
                    chkbox_select_all.checked = true;
                    if ('indeterminate' in chkbox_select_all) {
                        chkbox_select_all.indeterminate = false;
                    }

                    // If some of the checkboxes are checked
                } else {
                    chkbox_select_all.checked = true;
                    if ('indeterminate' in chkbox_select_all) {
                        chkbox_select_all.indeterminate = true;
                    }
                }
            }

            // Array holding selected row IDs
            var rows_selected = [];
            //        var table = $j('#accu_backup_backups_list').DataTable();
            var table = $j('#accu_backup_backups_list').DataTable(
                {
                    'columnDefs': [{
                        'orderable': false,
                        'targets': [0],
                        'searchable': false,
                        'width': '1%',
                        'className': 'dt-body-center',
                    }],
                    'order': [1],
                    'aoColumnDefs': [{
                        'bSortable': false,
                        'aTargets': ['nosort']

                    }],
                    'rowCallback': function (row, data, dataIndex) {
                        // Get row ID
                        var rowId = data[0];
                        // If row ID is in the list of selected row IDs
                        if ($.inArray(rowId, rows_selected) !== -1) {
                            $(row).find('input[type="checkbox"]').prop('checked', true);
                            $(row).addClass('selected');
                        }
                    }
                }
            );
            // Handle click on checkbox
            $('#accu_backup_backups_list tbody').on(
                'click', 'input[type="checkbox"]', function (e) {
                    var $row = $(this).closest('tr');
                    // Get row data
                    var data = table.row($row).data();
                    // Get row ID
                    var rowId = data[0];
                    // Determine whether row ID is in the list of selected row IDs
                    var index = $.inArray(rowId, rows_selected);
                    // If checkbox is checked and row ID is not in list of selected row IDs
                    if (this.checked && index === -1) {
                        rows_selected.push(rowId);
                        // Otherwise, if checkbox is not checked and row ID is in list of selected row IDs
                    } else if (! this.checked && index !== -1) {
                        rows_selected.splice(index, 1);
                    }

                    if (this.checked) {
                        $row.addClass('selected');
                    } else {
                        $row.removeClass('selected');
                    }

                    // Update state of "Select all" control
                    updateDataTableSelectAllCtrl(table);
                    // Prevent click event from propagating to parent
                    e.stopPropagation();
                }
            );
            // Handle click on table cells with checkboxes
            $('#accu_backup_backups_list').on(
                'click', 'tbody td, thead th:first-child', function (e) {
                    $(this).parent().find('input[type="checkbox"]').trigger('click');
                }
            );
            // Handle click on "Select all" control
            $('thead input[name="select_all"]', table.table().container()).on(
                'click', function (e) {
                    if (this.checked) {
                        $('#accu_backup_backups_list tbody input[type="checkbox"]:not(:checked)').trigger('click');
                    } else {
                        $('#accu_backup_backups_list tbody input[type="checkbox"]:checked').trigger('click');
                    }

                    // Prevent click event from propagating to parent
                    e.stopPropagation();
                }
            );
            // Handle table draw event
            table.on(
                'draw', function () {
                    // Update state of "Select all" control
                    //updateDataTableSelectAllCtrl(table);
                }
            );
            function check_row_count() 
            {

                var get_current_rows = $('#accu_backup_backups_list tbody input[type="checkbox"]').length;
                if (get_current_rows <= 0) {
                    $("div.bulkactions").remove();
                    $("#accu_list_bulk").remove();
                }

            }

            /**
         *  Delete Single Record
         */
            //$(".accu-btn-remove").on('click', function (event) {
            $("#accu_backup_backups_list").on(
                'click','.accu-btn-remove', function (event) {
                    var get_current_id = $(this).attr('row_id');
                    var confim         = confirm(accu_ajax_obj.confirm_msg);
                    if (confim) {
                        var current_row = this;
                        event.preventDefault();
                        $.ajax(
                            {
                                url: accu_ajax_obj.ajaxurl,
                                type: 'post',
                                data: {
                                    _ajax_nonce: accu_ajax_obj.nonce, //nonce
                                    action: 'remove_single_backup', //action
                                    id: get_current_id
                                },
                                beforeSend: function () {
                                    jQuery(".accu_notice p").html(accu_ajax_obj.wait_msg);
                                    jQuery(".accu_notice").addClass('notice-info');
                                    jQuery(".accu_notice").show();
                                },
                                success: function (result) {
                                    //if (result !== '') {}

                                    $(current_row).closest("tr input[type='checkbox']:checked").prop('checked', false);
                                    $(current_row).closest("tr").remove();
                                    $("input.accu_chk_select_all").prop('checked', false);
                                    //alert(accu_ajax_obj.record_delete_msg);
                                    $(".accu_notice p").html(accu_ajax_obj.record_delete_msg);
                                    $(".accu_notice").addClass('notice-success');
                                    $(".accu_notice").show();
                                    check_row_count();
                                    //table.draw();
                                }
                            }
                        )
                    }
                }
            );
            /**
         *  Bulk Action - Delete
         */
            $("#bulk_action_submit").on(
                'click', function (event) {
                    //accu_list_bulk
                    var get_action         = $("#accu_list_bulk").val();
                    var selection          = $('#accu_backup_backups_list tbody input[type="checkbox"]:checked');
                    var get_selected_count = selection.length;
                    var checked            = []
                    $(selection).each(
                        function () {
                            checked.push(parseInt($(this).val()));
                        }
                    );
                    if (get_action && '' !== get_action && get_action !== '-1' && get_selected_count > 0) {
                        $.ajax(
                            {
                                url: accu_ajax_obj.ajaxurl,
                                type: 'post',
                                beforeSend: function () {
                                    if (get_action === 'delete_selected') {
                                        var cnrm_delete = confirm(accu_ajax_obj.confirm_msg);
                                        if (! cnrm_delete) {
                                            return false;
                                        }
                                    }
                                    jQuery(".accu_notice p").html(accu_ajax_obj.wait_msg);
                                    jQuery(".accu_notice").addClass('notice-info');
                                    jQuery(".accu_notice").show();
                                },
                                data: {
                                    _ajax_nonce: accu_ajax_obj.nonce, //nonce
                                    action: get_action, //action - delete_selected / download_selected
                                    checked: checked
                                },
                                success: function (result) {

                                    if (get_action === 'delete_selected') {

                                        $(selection).each(
                                            function () {
                                                $(this).closest("tr input[type='checkbox']:checked").prop('checked', false);
                                                $(this).closest("tr").remove();
                                            }
                                        );
                                        $("input.accu_chk_select_all").prop('checked', false);
                                        updateDataTableSelectAllCtrl(table);
                                        $(".accu_notice p").html(accu_ajax_obj.record_delete_msg);
                                        $(".accu_notice").addClass('notice-success');
                                        $(".accu_notice").show();
                                        check_row_count();
                                        //table.draw();

                                    }
                                }
                            }
                        )
                    } else {
                        alert(accu_ajax_obj.select_msg);
                    }
                }
            );
        }
    );
}
)(jQuery);