Add appointment calendar queries

src/database.php

@@ -308,3 +308,33 @@ function configureCalendar($pdo, $data)
     }
     return "Calendario configurado con éxito";
 }
+
+
+function fetchCalendarEvents($pdo)
+{
+    $query = "SELECT * from cita";
+    $result = $pdo->prepare($query);
+    $result->execute();
+    $data = $result->fetchAll();
+    return $data;
+}
+
+
+function fetchCalendarSettings($pdo, $doctor)
+{
+    $query = "SELECT * from calendario WHERE medico=?";
+    $result = $pdo->prepare($query);
+    $result->execute([$doctor]);
+    $data = $result->fetch();
+    return $data;
+}
+
+
+function fetchDoctorHolidays($pdo, $doctor)
+{
+    $query = "SELECT * FROM festivo WHERE medico IS NULL OR medico=?";
+    $result = $pdo->prepare($query);
+    $result->execute($doctor);
+    $data = $result->fetchAll();
+    return $data;
+}