Implement appointment fetch and insertion

src/appointment_feed.php

@@ -0,0 +1,40 @@
+<?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" => $time_string];
+    }
+}
+
+
+function renameArray($data){
+    computeEndTime($data);
+    $events = array();
+    foreach($data as $row){
+        $events[] = array(
+            "id"   => $row["id"],
+            "title"   => "Cita de " . $row["apellido"],
+            "start"   => $row["fecha"] . " " . $row["hora"],
+            "end"   => $row["fecha"] . " " . $row["end"],
+        );
+    }
+    return $events;
+}
+
+function fetchDatabase(){
+    $pdo = connectDatabase();
+    $data = listEvents($pdo);
+    closeDatabase($pdo);
+    return $data;
+}
+
+
+$result = fetchDatabase();
+$events = renameArray($result);
+echo json_encode($events);
+
+?>