Refactor Logbook_model formatting and indentation

Standardized code formatting and indentation throughout Logbook_model.php for improved readability and maintainability. No functional changes were made; only whitespace, comment alignment, and consistent brace placement were updated.

application/models/Logbook_model.php

@@ -118,7 +118,6 @@ class Logbook_model extends CI_Model
     }
 
     if ($this->input->post('dxcc_id') == "") {
-
       $dxcc = $this->check_dxcc_table(strtoupper(trim($callsign)), $datetime);
       if (empty($dxcc[0])) {
         $dxcc_id = null;
@@ -126,13 +125,12 @@ class Logbook_model extends CI_Model
         $dxcc_id = $dxcc[0];
       }
     } else {
-       // if $country isn't empty
+      // if $country isn't empty and dxcc_id is 0 use the DXCC ID from the callsign lookup
       if (!empty($country) && $this->input->post('dxcc_id') == "0") {
         $dxcc_id = $dxcc_id;
       } else {
         $dxcc_id = $this->input->post('dxcc_id');
       }
-
     }
 
     if ($this->input->post('continent') == "") {
@@ -3008,7 +3006,8 @@ class Logbook_model extends CI_Model
   }
 
   // Consolidated method to get all country statistics in one query
-  function get_countries_statistics_consolidated($StationLocationsArray = null) {
+  function get_countries_statistics_consolidated($StationLocationsArray = null)
+  {
     if ($StationLocationsArray == null) {
       $CI = &get_instance();
       $CI->load->model('logbooks_model');
@@ -4942,7 +4941,8 @@ class Logbook_model extends CI_Model
    * @param array $batch_data Array of records from the ADIF file.
    * @return string HTML table rows for the processed batch.
    */
-  public function process_qrz_batch($batch_data) {
+  public function process_qrz_batch($batch_data)
+  {
     $table = "";
     $update_batch_data = [];
     $this->load->model('Stations');
@@ -5020,7 +5020,8 @@ class Logbook_model extends CI_Model
    * @param string $user_format The user's preferred date format (e.g., 'd/m/Y', 'Y-m-d')
    * @return string Returns date in Y-m-d format for database storage, or original input if parsing fails
    */
-  private function parse_user_date($date_input, $user_format = null) {
+  private function parse_user_date($date_input, $user_format = null)
+  {
     if (empty($date_input)) {
       return $date_input;
     }