Get field für JetEngine - Lookup für Value in JetEngine DB Table.php

#region CCT Lookup - Get (single) field in CCT from JetEngine table
/**
 * 
 * @param string $find_column column name to find
 * @param string $needle - value that needs to be checked against
 * @param string $lookup_column - column name to check $needle against
 * @param string $table - slug of the CCT; global WPDB prefix and 'jet_cct_' will be appended; defaults to 'user_information'
 * 
 * @return string|null returns the value of the $find_column if the $lookup_column matches the $needle; null if no match is found
 * 
 * Example:
 * $activation_code = get_jet_field('activation_code', $user_email);
 * 
 * Example 2:
 * $hdt_membership_no = get_jet_field('hdt_membership_id', $user_email, 'user_email', 'user_information');
 * 
 */
function get_jet_field($find_column, $needle, $lookup_column = 'user_email', $table = 'user_information'): string|null {
	global $wpdb;
	
	$table_name = $wpdb->prefix . 'jet_cct_' . sanitize_text_field($table);
	$lookup_column = sanitize_text_field($lookup_column);
	$find_column = sanitize_text_field($find_column);
	// You should ensure that the column names are safe since they cannot be parameterized
	$query = $wpdb->prepare(
		"SELECT $find_column FROM $table_name WHERE $lookup_column = %s",
		$needle
	);
	// Execute the query
	$result = $wpdb->get_var($query);
	// Return the result if available
	return $result;
}
#endregion CCT Lookup - Get field in CCT from JetEngine table