<?php

namespace Sabre\CardDAV\Backend;

use Sabre\CardDAV;
use Sabre\DAV\PropPatch;

abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {

    /**
     * @var CardDAV\Backend\PDO
     */
    protected $backend;

    /**
     * @abstract
     * @return PDO
     */
    abstract function getPDO();

    public function setUp() {

        $pdo = $this->getPDO();
        $this->backend = new PDO($pdo);
        $pdo->exec('INSERT INTO addressbooks (principaluri, displayname, uri, description, synctoken) VALUES ("principals/user1", "book1", "book1", "addressbook 1", 1)');
        $pdo->exec('INSERT INTO cards (addressbookid, carddata, uri, lastmodified, etag, size) VALUES (1, "card1", "card1", 0, "' . md5('card1') . '", 5)');

    }

    public function testGetAddressBooksForUser() {

        $result = $this->backend->getAddressBooksForUser('principals/user1');

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'book1',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'book1',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 1',
                '{http://calendarserver.org/ns/}getctag' => 1,
                '{http://sabredav.org/ns}sync-token' => "1"
            )
        );

        $this->assertEquals($expected, $result);

    }

    public function testUpdateAddressBookInvalidProp() {

        $propPatch = new PropPatch([
            '{DAV:}displayname' => 'updated',
            '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'updated',
            '{DAV:}foo' => 'bar',
        ]);

        $this->backend->updateAddressBook(1, $propPatch);
        $result = $propPatch->commit();

        $this->assertFalse($result);

        $result = $this->backend->getAddressBooksForUser('principals/user1');

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'book1',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'book1',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 1',
                '{http://calendarserver.org/ns/}getctag' => 1,
                '{http://sabredav.org/ns}sync-token' => 1
            )
        );

        $this->assertEquals($expected, $result);

    }

    public function testUpdateAddressBookNoProps() {

        $propPatch = new PropPatch([
        ]);

        $this->backend->updateAddressBook(1, $propPatch);
        $result = $propPatch->commit();
        $this->assertTrue($result);

        $result = $this->backend->getAddressBooksForUser('principals/user1');

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'book1',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'book1',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 1',
                '{http://calendarserver.org/ns/}getctag' => 1,
                '{http://sabredav.org/ns}sync-token' => 1
            )
        );

        $this->assertEquals($expected, $result);


    }

    public function testUpdateAddressBookSuccess() {

        $propPatch = new PropPatch([
            '{DAV:}displayname' => 'updated',
            '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'updated',
        ]);

        $this->backend->updateAddressBook(1, $propPatch);
        $result = $propPatch->commit();

        $this->assertTrue($result);

        $result = $this->backend->getAddressBooksForUser('principals/user1');

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'book1',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'updated',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'updated',
                '{http://calendarserver.org/ns/}getctag' => 2,
                '{http://sabredav.org/ns}sync-token' => 2
            )
        );

        $this->assertEquals($expected, $result);


    }

    public function testDeleteAddressBook() {

        $this->backend->deleteAddressBook(1);

        $this->assertEquals(array(), $this->backend->getAddressBooksForUser('principals/user1'));

    }

    /**
     * @expectedException Sabre\DAV\Exception\BadRequest
     */
    public function testCreateAddressBookUnsupportedProp() {

        $this->backend->createAddressBook('principals/user1','book2', array(
            '{DAV:}foo' => 'bar',
        ));

    }

    public function testCreateAddressBookSuccess() {

        $this->backend->createAddressBook('principals/user1','book2', array(
            '{DAV:}displayname' => 'book2',
            '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 2',
        ));

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'book1',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'book1',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 1',
                '{http://calendarserver.org/ns/}getctag' => 1,
                '{http://sabredav.org/ns}sync-token' => 1,
            ),
            array(
                'id' => 2,
                'uri' => 'book2',
                'principaluri' => 'principals/user1',
                '{DAV:}displayname' => 'book2',
                '{' . CardDAV\Plugin::NS_CARDDAV . '}addressbook-description' => 'addressbook 2',
                '{http://calendarserver.org/ns/}getctag' => 1,
                '{http://sabredav.org/ns}sync-token' => 1,
            )
        );
        $result = $this->backend->getAddressBooksForUser('principals/user1');
        $this->assertEquals($expected, $result);

    }

    public function testGetCards() {

        $result = $this->backend->getCards(1);

        $expected = array(
            array(
                'id' => 1,
                'uri' => 'card1',
                'lastmodified' => 0,
                'etag' => '"' . md5('card1') . '"',
                'size' => 5
            )
        );

        $this->assertEquals($expected, $result);

    }

    public function testGetCard() {

        $result = $this->backend->getCard(1,'card1');

        $expected = array(
            'id' => 1,
            'uri' => 'card1',
            'carddata' => 'card1',
            'lastmodified' => 0,
            'etag' => '"' . md5('card1') . '"',
            'size' => 5
        );

        $this->assertEquals($expected, $result);

    }

    /**
     * @depends testGetCard
     */
    public function testCreateCard() {

        $result = $this->backend->createCard(1, 'card2', 'data2');
        $this->assertEquals('"' . md5('data2') . '"', $result);
        $result = $this->backend->getCard(1,'card2');
        $this->assertEquals(2, $result['id']);
        $this->assertEquals('card2', $result['uri']);
        $this->assertEquals('data2', $result['carddata']);

    }

    /**
     * @depends testCreateCard
     */
    public function testGetMultiple() {

        $result = $this->backend->createCard(1, 'card2', 'data2');
        $result = $this->backend->createCard(1, 'card3', 'data3');
        $check = [
            [
                'id' => 1,
                'uri' => 'card1',
                'carddata' => 'card1',
                'lastmodified' => 0,
            ],
            [
                'id' => 2,
                'uri' => 'card2',
                'carddata' => 'data2',
                'lastmodified' => time(),
            ],
            [
                'id' => 3,
                'uri' => 'card3',
                'carddata' => 'data3',
                'lastmodified' => time(),
            ],
        ];

        $result = $this->backend->getMultipleCards(1, ['card1','card2','card3']);

        foreach($check as $index=>$node) {

            foreach($node as $k=>$v) {

                if ($k!=='lastmodified') {
                    $this->assertEquals($v, $result[$index][$k]);
                } else {
                    $this->assertTrue(isset($result[$index][$k]));
                }

            }

        }


    }

    /**
     * @depends testGetCard
     */
    public function testUpdateCard() {

        $result = $this->backend->updateCard(1, 'card1', 'newdata');
        $this->assertEquals('"' . md5('newdata') . '"', $result);

        $result = $this->backend->getCard(1,'card1');
        $this->assertEquals(1, $result['id']);
        $this->assertEquals('newdata', $result['carddata']);

    }

    /**
     * @depends testGetCard
     */
    public function testDeleteCard() {

        $this->backend->deleteCard(1, 'card1');
        $result = $this->backend->getCard(1,'card1');
        $this->assertFalse($result);

    }

    function testGetChanges() {

        $backend = $this->backend;
        $id = $backend->createAddressBook(
            'principals/user1',
            'bla',
            []
        );
        $result = $backend->getChangesForAddressBook($id, null, 1);

        $this->assertEquals([
            'syncToken' => 1,
            "added"     => [],
            'modified'  => [],
            'deleted'   => [],
        ], $result);

        $currentToken = $result['syncToken'];

        $dummyCard = "BEGIN:VCARD\r\nEND:VCARD\r\n";

        $backend->createCard($id, "card1.ics", $dummyCard);
        $backend->createCard($id, "card2.ics", $dummyCard);
        $backend->createCard($id, "card3.ics", $dummyCard);
        $backend->updateCard($id, "card1.ics", $dummyCard);
        $backend->deleteCard($id, "card2.ics");

        $result = $backend->getChangesForAddressBook($id, $currentToken, 1);

        $this->assertEquals([
            'syncToken' => 6,
            'modified'  => ["card1.ics"],
            'deleted'   => ["card2.ics"],
            "added"     => ["card3.ics"],
        ], $result);

    }
}