<?php

//action.php

$connect = new PDO("mysql:host=localhost;dbname=vuejs", "root", "");
$received_data = json_decode(file_get_contents("php://input"));
$data = array();

if($received_data->action == 'fetchall'){
 $query = "
 SELECT * FROM tbl_sample 
 ORDER BY id DESC
 ";
 $statement = $connect->prepare($query);
 $statement->execute();
 while($row = $statement->fetch(PDO::FETCH_ASSOC))
 {
  $data[] = $row;
 }
 echo json_encode($data);
}

if($received_data->action == 'insert'){
 $data = array(
  ':tytul' => $received_data->tytul,
  ':autor' => $received_data->autor,
  ':rok' => $received_data->rok
 );

 $query = "
 INSERT INTO tbl_sample 
 (tytul, autor, rok) 
 VALUES (:tytul, :autor, :rok)
 ";

 $statement = $connect->prepare($query);

 $statement->execute($data);

 $output = array(
  'message' => 'Data Inserted'
 );

 echo json_encode($output);
}

if($received_data->action == 'fetchSingle'){
 $query = "
 SELECT * FROM tbl_sample 
 WHERE id = '".$received_data->id."'
 ";

 $statement = $connect->prepare($query);

 $statement->execute();

 $result = $statement->fetchAll();

 foreach($result as $row)
 {
  $data['id'] = $row['id'];
  $data['tytul'] = $row['tytul'];
  $data['autor'] = $row['autor'];
  $data['rok'] = $row['rok'];
 }

 echo json_encode($data);
}

if($received_data->action == 'update'){
 $data = array(
  ':tytul' => $received_data->tytul,
  ':autor' => $received_data->autor,
  ':rok' => $received_data->rok,
  ':id'   => $received_data->hiddenId
 );

 $query = "
 UPDATE tbl_sample 
 SET tytul = :tytul, 
 autor = :autor,
 rok = :rok 
 WHERE id = :id
 ";

 $statement = $connect->prepare($query);

 $statement->execute($data);

 $output = array(
  'message' => 'Data Updated'
 );

 echo json_encode($output);
}

if($received_data->action == 'delete'){
 $query = "
 DELETE FROM tbl_sample 
 WHERE id = '".$received_data->id."'
 ";

 $statement = $connect->prepare($query);

 $statement->execute();

 $output = array(
  'message' => 'Data Deleted'
 );

 echo json_encode($output);
}

?>