like.php

<?php
	require_once('./config/include.php');
	require_once('./src/validations.php');
	require_once('./src/images.php');
	require_once('./src/like_db.php');

	require_login('');
	
	header('Content-Type: application/json; charset=utf-8');

	if (is_post_request()) {
		if (isset($_POST['post_id']) && !empty($_POST['post_id']) && isset($_POST['like']) && !empty($_POST['like'])) {
			$post_id = $_POST['post_id'];
			$like = $_POST['like'] == "true"; 
			if ($like) {
				like($dbc, $post_id, $_SESSION['user_id']);
			} else {
				dislike($dbc, $post_id, $_SESSION['user_id']);
			}
			$response = array('postLikeCount' => post_like_count($dbc, $post_id));
			echo json_encode($response);
		} else {
			echo '{"error": "Provide post_id"}';
			exit();
		}
	} else {
		header('Location: feed.php');
		exit();
	}

?>