";
			print_r($data);
			echo "
";
		}

		/**
		 * Function to import the pricing table data using provided table data
		 * @param  [type] $table_row  Table data to be imported
		 * @return Boolean            Returns true or false based on import of table data
		 */
		function appts_import_table_data($table_row) {
			$table_row = ( array ) $table_row;
            global $wpdb;
			$table_name = $wpdb->prefix . 'appts_tables_data';
            $name = $table_row['name'];
            $sid = $table_row['sid'];
            $table_data = $table_row['table_data'];
            $created_date = $table_row['created_date'];
            $last_modified_date = $table_row['last_modified_date'];

            $row = $wpdb->get_var( "SELECT count(*) FROM $table_name WHERE sid ='$sid'" );

		    if($row == '0' && $sid !=''){
		    	$sid = $sid;

		        $result = $wpdb->insert($table_name, array(
		                                                'name' => $name,
		                                                'sid' => $sid,
		                                                'table_data' =>$table_data,
		                                                'created_date' => $created_date,
		                                                'last_modified_date'=>$last_modified_date
		                                            )
		                                );
		    }else{
		    	//sid is empty or already exist so need to generate new one
		    	$sid = self:: generateRandomString();
		    	$result = $wpdb->insert($table_name, array(
		                                                'name' => $name,
		                                                'sid' => $sid,
		                                                'table_data' =>$table_data,
		                                                'created_date' => $created_date,
		                                                'last_modified_date'=>$last_modified_date
		                                            )
		                                );
		    }
            return $result;
		}

		/**
		 * Function to generate the random string using number and lowercase english alphabets
		 * @param  integer $length Length of the random strings to be generated
		 * @return mixed           Returns the mixed value (number and lowercase english alphabets) of length 10
		 */
		public static function generateRandomString($length = 10) {
		    return substr(str_shuffle(str_repeat($x='0123456789abcdefghijklmnopqrstuvwxyz-_', ceil($length/strlen($x)) )),1,$length);
		}

		/**
		 * Function to generate random number
		 * @param  integer $length Length of the random number to be generated
		 * @return mixed           Returns the mixed value of number and alphabets
		 */
		public static function generateRandomIndex($length = 10) {
		    $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
		    $charactersLength = strlen($characters);
		    $randomString = '';
		    for ($i = 0; $i < $length; $i++) {
		        $randomString .= $characters[rand(0, $charactersLength - 1)];
		    }
		    return $randomString;
		}

		/**
		 * Function to get the table using table id
		 * @param  mixed $sid shortcode id of the table
		 * @return array      Returns multidimensional array of the table
		 */
		public static function get_table( $sid ) {
			global $wpdb;
			$table_name = $wpdb->prefix . 'appts_tables_data';
			$query = "SELECT * FROM $table_name WHERE sid = '$sid'";
			$row = $wpdb->get_row($query);
			$table_data = array();
			if(!empty($row)){
				foreach ($row as $key=>$value){
					if($key == 'table_data'){
						$table_data[$key] = maybe_unserialize($value);
					}else{
						$table_data[$key] = $value;
					}
				}
			}else{
				echo "
Empty Data received. Please check if you have kept the correct shortcode.
";
			}
			return $table_data;
		}

		/**
		 * This is the main shortcode to display the pricing tables to the wordpress frontend
		 * @param  array $atts Attributes to display the pricing table in frontend
		 * @return html        Outputs the pricing table as per shortcode id
		 */
		function appts_pricing_table_shortcode($atts){
			global $content;
    		ob_start();
			include('inc/frontend/shortcode.php');
			$output = ob_get_clean();
    		return $output;
		}

		/**
		 * Function to do the preview of the pricing table from backend.
		 * @return html returns the html output for table preview
		 */
		public function preview_table(){
			if(isset($_GET['appts_form_preview'], $_GET['appts_sid']) && is_user_logged_in()){
				include( 'inc/frontend/preview-table.php' );
				exit();
			}
		}

		/**
		 * Function to format the price
		 * @param  float $price                       get the value of the price float value
		 * @param  char $currency_thousand_separator  get the currency thousand separator value
		 * @param  char $currency_decimal_separator   get the currency decimal separator value
		 * @param  int $currency_decimal_no          get the currency decimal number to be diplayed
		 * @return html                              formatted number
		 */
		public static function format_price($price, $currency_thousand_separator, $currency_decimal_separator, $currency_decimal_no){
			$formatted_number = number_format($price, $currency_decimal_no, $currency_decimal_separator, $currency_thousand_separator);
			return $formatted_number;
		}

	} //end of the class
} // end of the if class exist function

$pricing_table = new APPTS_Class();