clqms-be/app/Controllers/PatVisit.php

<?php
namespace App\Controllers;

use CodeIgniter\API\ResponseTrait;
use CodeIgniter\Controller;
use App\Models\PatVisitModel;

class PatVisit extends Controller {
	use ResponseTrait;
	
	protected $modelPatVisit;

	public function __construct() {	
		$this->modelPatVisit = new PatVisitModel();
	}

	public function show($PVID = null) {
		try {
			$row = $this->modelPatVisit->show($PVID);
			return $this->respond([ 'status' => 'success', 'message'=> "data found", 'data'   => $row ], 200);
		} catch (\Exception $e) {
			return $this->failServerError('Something went wrong '.$e->getMessage());
		}
	}

	public function showByPatient($InternalPID = null) {
		try {
			$row = $this->modelPatVisit->showByPatient($InternalPID);
			return $this->respond(['status' => 'success', 'message'=> "data found", 'data' => $row ], 200);
		} catch (\Exception $e) {
			return $this->failServerError('Something went wrong '.$e->getMessage());
		}
	}

	public function update() {
		$input = $this->request->getJSON(true);
		try {			
			if (!$input["InternalPVID"] || !is_numeric($input["InternalPVID"])) { return $this->respond(['status' => 'error', 'message' => 'Invalid or missing ID'], 400); }
			$data = $this->modelPatVisit->updatePatVisit($input);
			return $this->respond(['status'  => 'success', 'message' => 'Data updated successfully', 'data' => $data], 201);
		} catch (\Exception $e) {
			return $this->failServerError('Something went wrong: ' . $e->getMessage());
		}
	}

	public function create() {
		$input = $this->request->getJSON(true);
		try {
			$data = $this->modelPatVisit->createPatVisit($input);
			return $this->respond(['status'  => 'success', 'message' => 'Data updated successfully', 'data' => $data], 201);
		} catch (\Exception $e) {
			return $this->failServerError('Something went wrong: ' . $e->getMessage());
		}
	}

}