<?php
/**
 * @author Niklas Laxström
 * @file
 * @license GPL-2.0-or-later
 */

/**
 * @group Database
 * @group medium
 * @covers MessageCollection
 */
class MessageCollectionTest extends MediaWikiIntegrationTestCase {
	protected function setUp() : void {
		parent::setUp();

		$this->setMwGlobals( [
			'wgTranslateTranslationServices' => [],
		] );
		$this->setTemporaryHook( 'TranslatePostInitGroups', [ $this, 'getTestGroups' ] );

		$mg = MessageGroups::singleton();
		$mg->setCache( new WANObjectCache( [ 'cache' => wfGetCache( 'hash' ) ] ) );
		$mg->recache();

		MessageIndex::setInstance( new HashMessageIndex() );
		MessageIndex::singleton()->rebuild();
	}

	public function getTestGroups( &$list ) {
		$messages = [
			'translated' => 'bunny',
			'untranslated' => 'fanny',
			'changedtranslated_1' => 'bunny',
			'changedtranslated_2' => 'fanny'
		];
		$list['test-group'] = new MockWikiMessageGroup( 'test-group', $messages );

		return false;
	}

	public function testMessage() {
		$user = $this->getTestSysop()->getUser();
		$title = Title::newFromText( 'MediaWiki:Translated/fi' );
		$page = WikiPage::factory( $title );
		$content = ContentHandler::makeContent( 'pupuliini', $title );

		$status = $page->doEditContent( $content, __METHOD__, 0, false, $user );

		$value = $status->getValue();
		$revisionRecord = $value['revision-record'];
		$revisionId = $revisionRecord->getId();

		$group = MessageGroups::getGroup( 'test-group' );
		$collection = $group->initCollection( 'fi' );
		$collection->loadTranslations();

		/** @var TMessage $translated */
		$translated = $collection['translated'];
		$this->assertInstanceOf( 'TMessage', $translated );
		$this->assertEquals( 'translated', $translated->key() );
		$this->assertEquals( 'bunny', $translated->definition() );
		$this->assertEquals( 'pupuliini', $translated->translation() );
		$this->assertEquals( $user->getName(), $translated->getProperty( 'last-translator-text' ) );
		$this->assertEquals( $user->getId(), $translated->getProperty( 'last-translator-id' ) );
		$this->assertEquals(
			'translated',
			$translated->getProperty( 'status' ),
			'message status is translated'
		);
		$this->assertEquals( $revisionId, $translated->getProperty( 'revision' ) );

		/** @var TMessage $untranslated */
		$untranslated = $collection['untranslated'];
		$this->assertInstanceOf( 'TMessage', $untranslated );
		$this->assertNull( $untranslated->translation(), 'no translation is null' );
		$this->assertNull( $untranslated->getProperty( 'last-translator-text' ) );
		$this->assertNull( $untranslated->getProperty( 'last-translator-id' ) );
		$this->assertEquals(
			'untranslated',
			$untranslated->getProperty( 'status' ),
			'message status is untranslated'
		);
		$this->assertNull( $untranslated->getProperty( 'revision' ) );
	}

	/**
	 * @covers MessageCollection::filterChanged
	 */
	public function testFilterChanged() {
		$this->assertTrue(
			$this->editPage( 'MediaWiki:Changedtranslated_1/fi', 'pupuliini_1' )->isGood()
		);
		$this->assertTrue(
			$this->editPage( 'MediaWiki:Changedtranslated_2/fi', 'pupuliini_modified' )->isGood()
		);
		$group = MessageGroups::getGroup( 'test-group' );
		$collection = $group->initCollection( 'fi' );
		$collection->loadTranslations();
		$this->assertArrayHasKey( 'changedtranslated_1', $collection->keys() );
		$this->assertArrayHasKey( 'changedtranslated_2', $collection->keys() );
		// Trick message collection to think it was loaded from file.
		$collection->setInFile( [
			'changedtranslated_1' => 'pupuliini_1',
			'changedtranslated_2' => 'pupuliini_2'
		] );
		$collection->filter( 'changed' );
		$this->assertContains( 'changedtranslated_2', $collection->getMessageKeys() );
		$this->assertNotContains( 'changedtranslated_1', $collection->getMessageKeys() );
	}
}