MDIS/src/appointment_feed.php

<?php
include 'appointment_management.php';

function computeEndTime(&$data){
    foreach($data as &$row){
        $time = new DateTime($row["hora"]);
        $time->modify("+{$row["duracion"]} minutes");
        $time_string = $time->format('H:i:s');
        $row += ["end" => $time_string];
    }
}


function formatArray($data){
    computeEndTime($data);
    $events = array();
    foreach($data as $row){
        $events[] = array(
            "id"   => $row["id"],
            "title"   => $row["apellido"] . ", " . $row["nombre"],
            "start"   => $row["fecha"] . " " . $row["hora"],
            "description" => $row["observaciones"],
            "patient" => $row["documento_identificativo"],
            "end"   => $row["fecha"] . " " . $row["end"],
        );
    }
    return $events;
}

function fetchDatabase(){
    $pdo = connectDatabase();
    $data = listEvents($pdo);
    closeDatabase($pdo);
    return $data;
}


$result = fetchDatabase();
$events = formatArray($result);
echo json_encode($events);

?>