/**
 * Play the video using the vlc app on iOS
 */

( function( mw, $ ) { "use strict";

mw.EmbedPlayerVLCApp = {
	// List of supported features (or lack thereof)
	 supports: {
		'playHead':false, /* The seek slider */
		'pause':true, /* Play pause button in control bar */
		'stop':true, /* Does this actually do anything?? */
		'fullscreen':false,
		'timeDisplay':false,
		'volumeControl':false
	},

	// Instance name:
	instanceOf:'VLCApp',

	/*
	* Embed this "fake" player
	*
	* @return {String}
	* 	embed code to link to VLC app
	*/
	embedPlayerHTML: function() {
		var fileUrl = this.getSrc( this.seekTimeSec ),
			vlcUrl = 'vlc://' + (new mw.Uri( fileUrl )).toString(),
			appStoreUrl = '//itunes.apple.com/us/app/vlc-for-ios/id650377962',
			appInstalled = false,
			promptInstallTimeout,
			$link,
			startTime;

		// Replace video with download in vlc link.
		// the <span> ends up being not used as we get the html via .html()
		$link = $( '<span></span>' ).append( $( '<a></a>' ).attr( 'href', appStoreUrl ).append(
			mw.html.escape( mw.msg( 'mwe-embedplayer-vlcapp-vlcapplinktext' ) )
		) );
		$( this ).html( $( '<div class="vlcapp-player"></div>' )
			.width( this.getWidth() )
			.height( this.getHeight() )
			.append(
				// mw.msg doesn't have rawParams() equivalent. Lame.
				mw.html.escape(
					mw.msg( 'mwe-embedplayer-vlcapp-intro' )
				).replace( /\$1/g, $link.html() )
			).append( $( '<ul></ul>' )
				.append( $( '<li></li>' ).append( $( '<a></a>' ).attr( 'href', appStoreUrl )
					.text( mw.msg( 'mwe-embedplayer-vlcapp-downloadapp' ) ) )
				).append( $( '<li></li>' ).append( $( '<a></a>' ).attr( 'href', vlcUrl )
					.text( mw.msg( 'mwe-embedplayer-vlcapp-openvideo' ) ) )
				).append( $( '<li></li>' ).append( $( '<a></a>' ).attr( 'href', fileUrl )
					.text( mw.msg( 'mwe-embedplayer-vlcapp-downloadvideo' ) ) )
				)
			)
		);

		// Try to auto-open in vlc.
		// Based on http://stackoverflow.com/questions/627916/check-if-url-scheme-is-supported-in-javascript

		$( window ).one( 'pagehide', function() {
			appInstalled = true;
			if ( promptInstallTimeout ) {
				window.clearTimeout( promptInstallTimeout );
			}
		} );
		startTime = (new Date).getTime();
		try {
			window.location = vlcUrl;
		} catch( e ) {
			// Just to be safe, ignore any exceptions
			// However, it appears iOS doesn't throw any. Other browsers do.
		}
		promptInstallTimeout = window.setTimeout( function() {
			var install;
			if ( appInstalled ) {
				return;
			}
			if ( document.hidden || document.webkitHidden ) {
				// browser still running, but in background.
				// probably means an App was opened up.
				return;
			}
			if ( (new Date).getTime() - 15000 > startTime ) {
				// We switched to VLC more than fifteen seconds ago.
				// Probably we succesfully switched and the other detection
				// methods failed.
				return;
			}
			install = confirm( mw.msg( 'mwe-embedplayer-vlcapp-vlcapppopup' ) );
			if ( install ) {
				window.location = appStoreUrl;
			}
		// Note about timeout: iPad air needs longer than an iPhone
		}, 1000 );
	}
};

} )( mediaWiki, jQuery );