/*
 * This file is part of the MediaWiki extension MultimediaViewer.
 *
 * MultimediaViewer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * MultimediaViewer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MultimediaViewer.  If not, see <http://www.gnu.org/licenses/>.
 */

const { ImageInfo } = require( 'mmv' );

QUnit.module( 'mmv.provider.ImageInfo', QUnit.newMwEnvironment( {
	// mw.Title relies on these three config vars
	// Restore them after each test run
	config: {
		wgFormattedNamespaces: {
			'-2': 'Media',
			'-1': 'Special',
			0: '',
			1: 'Talk',
			2: 'User',
			3: 'User talk',
			4: 'Wikipedia',
			5: 'Wikipedia talk',
			6: 'File',
			7: 'File talk',
			8: 'MediaWiki',
			9: 'MediaWiki talk',
			10: 'Template',
			11: 'Template talk',
			12: 'Help',
			13: 'Help talk',
			14: 'Category',
			15: 'Category talk',
			// testing custom / localized namespace
			100: 'Penguins'
		},
		wgNamespaceIds: {
			/* eslint-disable camelcase */
			media: -2,
			special: -1,
			'': 0,
			talk: 1,
			user: 2,
			user_talk: 3,
			wikipedia: 4,
			wikipedia_talk: 5,
			file: 6,
			file_talk: 7,
			mediawiki: 8,
			mediawiki_talk: 9,
			template: 10,
			template_talk: 11,
			help: 12,
			help_talk: 13,
			category: 14,
			category_talk: 15,
			image: 6,
			image_talk: 7,
			project: 4,
			project_talk: 5,
			// Testing custom namespaces and aliases
			penguins: 100,
			antarctic_waterfowl: 100
			/* eslint-enable camelcase */
		},
		wgCaseSensitiveNamespaces: []
	}
} ) );

QUnit.test( 'ImageInfo constructor sense check', ( assert ) => {
	const api = { get: function () {} };
	const imageInfoProvider = new ImageInfo( api );

	assert.true( imageInfoProvider instanceof ImageInfo );
} );

QUnit.test( 'ImageInfo get test', ( assert ) => {
	let apiCallCount = 0;
	const api = { get: function () {
		apiCallCount++;
		return $.Deferred().resolve( {
			query: {
				pages: [
					{
						ns: 6,
						title: 'File:Stuff.jpg',
						missing: true,
						imagerepository: 'shared',
						imageinfo: [
							{
								timestamp: '2013-08-25T14:41:02Z',
								userid: '3053121',
								size: 346684,
								width: 720,
								height: 1412,
								comment: 'User created page with UploadWizard',
								url: 'https://upload.wikimedia.org/wikipedia/commons/1/19/Stuff.jpg',
								descriptionurl: 'https://commons.wikimedia.org/wiki/File:Stuff.jpg',
								sha1: 'a1ba23d471f4dad208b71c143e2e105a0e3032db',
								metadata: [],
								extmetadata: {
									ObjectName: {
										value: 'Some stuff',
										source: 'commons-templates'
									},
									License: {
										value: 'cc0',
										source: 'commons-templates',
										hidden: ''
									},
									LicenseShortName: {
										value: 'CC0',
										source: 'commons-templates'
									},
									UsageTerms: {
										value: 'Creative Commons Public Domain Dedication',
										source: 'commons-templates'
									},
									LicenseUrl: {
										value: 'http://creativecommons.org/publicdomain/zero/1.0/',
										source: 'commons-templates'
									},
									GPSLatitude: {
										value: '90.000000',
										source: 'commons-desc-page'
									},
									GPSLongitude: {
										value: ' 180.000000',
										source: 'commons-desc-page'
									},
									ImageDescription: {
										value: 'Wikis stuff',
										source: 'commons-desc-page'
									},
									DateTimeOriginal: {
										value: '<time class="dtstart" datetime="2009-02-18">18 February 2009</time>\u00a0(according to <a href="//en.wikipedia.org/wiki/Exchangeable_image_file_format" class="extiw" title="en:Exchangeable image file format">EXIF</a> data)',
										source: 'commons-desc-page'
									},
									DateTime: {
										value: '2013-08-25T14:41:02Z',
										source: 'commons-desc-page'
									},
									Credit: {
										value: 'Wikipedia',
										source: 'commons-desc-page',
										hidden: ''
									},
									Artist: {
										value: 'John Smith',
										source: 'commons-desc-page'
									},
									AuthorCount: {
										value: '2',
										source: 'commons-desc-page'
									},
									Attribution: {
										value: 'By John Smith',
										source: 'commons-desc-page'
									},
									Permission: {
										value: 'Do not use. Ever.',
										source: 'commons-desc-page'
									},
									AttributionRequired: {
										value: 'no',
										source: 'commons-desc-page'
									},
									NonFree: {
										value: 'yes',
										source: 'commons-desc-page'
									},
									Restrictions: {
										value: 'trademarked|insignia',
										source: 'commons-desc-page'
									},
									DeletionReason: {
										value: 'copyvio',
										source: 'commons-desc-page'
									}
								},
								mime: 'image/jpeg',
								mediatype: 'BITMAP'
							}
						]
					}
				]
			}
		} );
	} };
	const file = new mw.Title( 'File:Stuff.jpg' );
	const imageInfoProvider = new ImageInfo( api );

	return imageInfoProvider.get( file ).then( ( image ) => {
		assert.strictEqual( image.title.getPrefixedDb(), 'File:Stuff.jpg', 'title is set correctly' );
		assert.strictEqual( image.name, 'Some stuff', 'name is set correctly' );
		assert.strictEqual( image.size, 346684, 'size is set correctly' );
		assert.strictEqual( image.width, 720, 'width is set correctly' );
		assert.strictEqual( image.height, 1412, 'height is set correctly' );
		assert.strictEqual( image.mimeType, 'image/jpeg', 'mimeType is set correctly' );
		assert.strictEqual( image.url, 'https://upload.wikimedia.org/wikipedia/commons/1/19/Stuff.jpg', 'url is set correctly' );
		assert.strictEqual( image.descriptionUrl, 'https://commons.wikimedia.org/wiki/File:Stuff.jpg', 'descriptionUrl is set correctly' );
		assert.strictEqual( image.repo, 'shared', 'repo is set correctly' );
		assert.strictEqual( image.uploadDateTime, '2013-08-25T14:41:02Z', 'uploadDateTime is set correctly' );
		assert.strictEqual( image.anonymizedUploadDateTime, '20130825000000', 'anonymizedUploadDateTime is set correctly' );
		assert.strictEqual( image.creationDateTime, '2009-02-18', 'creationDateTime is set correctly' );
		assert.strictEqual( image.description, 'Wikis stuff', 'description is set correctly' );
		assert.strictEqual( image.source, 'Wikipedia', 'source is set correctly' );
		assert.strictEqual( image.author, 'John Smith', 'author is set correctly' );
		assert.strictEqual( image.authorCount, 2, 'author count is set correctly' );
		assert.strictEqual( image.attribution, 'By John Smith', 'attribution is set correctly' );
		assert.strictEqual( image.license.shortName, 'CC0', 'license short name is set correctly' );
		assert.strictEqual( image.license.internalName, 'cc0', 'license internal name is set correctly' );
		assert.strictEqual( image.license.longName, 'Creative Commons Public Domain Dedication', 'license long name is set correctly' );
		assert.strictEqual( image.license.deedUrl, 'http://creativecommons.org/publicdomain/zero/1.0/', 'license URL is set correctly' );
		assert.strictEqual( image.license.attributionRequired, false, 'Attribution required flag is honored' );
		assert.strictEqual( image.license.nonFree, true, 'Non-free flag is honored' );
		assert.strictEqual( image.permission, 'Do not use. Ever.', 'permission is set correctly' );
		assert.strictEqual( image.deletionReason, 'copyvio', 'permission is set correctly' );
		assert.strictEqual( image.latitude, 90, 'latitude is set correctly' );
		assert.strictEqual( image.longitude, 180, 'longitude is set correctly' );
		assert.deepEqual( image.restrictions, [ 'trademarked', 'insignia' ], 'restrictions is set correctly' );
	} ).then(
		// call the data provider a second time to check caching
		() => imageInfoProvider.get( file )
	).then( () => {
		assert.strictEqual( apiCallCount, 1 );
	} );
} );

QUnit.test( 'ImageInfo fail test', ( assert ) => {
	const api = { get: function () {
		return $.Deferred().resolve( {} );
	} };
	const file = new mw.Title( 'File:Stuff.jpg' );
	const done = assert.async();
	const imageInfoProvider = new ImageInfo( api );

	imageInfoProvider.get( file ).fail( () => {
		assert.true( true, 'promise rejected when no data is returned' );
		done();
	} );
} );

QUnit.test( 'ImageInfo fail test 2', ( assert ) => {
	const api = { get: function () {
		return $.Deferred().resolve( {
			query: {
				pages: [
					{
						title: 'File:Stuff.jpg'
					}
				]
			}
		} );
	} };
	const file = new mw.Title( 'File:Stuff.jpg' );
	const done = assert.async();
	const imageInfoProvider = new ImageInfo( api );

	imageInfoProvider.get( file ).fail( () => {
		assert.true( true, 'promise rejected when imageinfo is missing' );
		done();
	} );
} );

QUnit.test( 'ImageInfo missing page test', ( assert ) => {
	const api = { get: function () {
		return $.Deferred().resolve( {
			query: {
				pages: [
					{
						title: 'File:Stuff.jpg',
						missing: true,
						imagerepository: ''
					}
				]
			}
		} );
	} };
	const file = new mw.Title( 'File:Stuff.jpg' );
	const done = assert.async();
	const imageInfoProvider = new ImageInfo( api );

	imageInfoProvider.get( file ).fail( ( errorMessage ) => {
		assert.strictEqual( errorMessage, 'file does not exist: File:Stuff.jpg',
			'error message is set correctly for missing file' );
		done();
	} );
} );
