clqms-be/app/Controllers/Race.php

<?php
namespace App\Controllers;

use CodeIgniter\API\ResponseTrait;
use CodeIgniter\Controller;

class Race extends Controller {
  use ResponseTrait;

  public function __construct() {
    $this->db = \Config\Database::connect();
  }

  public function index() {
    try {
      $sql = "SELECT * FROM race";
      $data = $this->db->query($sql)->getResultArray();

      return $this->respond([
        'status' => 'success',
        'message'=> "Race fetched successfully",
        'data'   => $data,
      ], 200);
    } catch (\Exception $e) {
      return $this->failServerError('Something went wrong'. $e->getMessage());
    }
  }

  public function show($RaceID = null) {
    try {
      $sql = "SELECT * FROM race WHERE RaceID = $RaceID";
      $data = $this->db->query($sql)->getResultArray();

      return $this->respond([
        'status' => 'success',
        'message'=> "Race with RaceID $RaceID fetched successfully",
        'data'   => $data,
      ], 200);
    } catch (\Exception $e) {
      return $this->failServerError('Something went wrong'. $e->getMessage());
    }
  }
}