/**
 * @description	Used to view single photos with view.php
 * @copyright	2014 by Tobias Reich
 */

var header		= $('header'),
	headerTitle	= $('#title'),
	imageview	= $('#imageview'),
	api_path	= 'php/api.php',
	infobox		= $('#infobox');

$(document).ready(function(){

	/* Event Name */
	if (mobileBrowser())	event_name = 'touchend';
	else					event_name = 'click';

	/* Window */
	$(window).keydown(key);

	/* Infobox */
	$(document)			.on(event_name, '#infobox .header a', hideInfobox);
	$(document)			.on(event_name, '#infobox_overlay', hideInfobox);
	$('#button_info')	.on(event_name, showInfobox);

	/* Direct Link */
	$('#button_direct').on(event_name, function() {

		var link = $('#imageview #image').css('background-image').replace(/"/g,'').replace(/url\(|\)$/ig, '');
		window.open(link, '_newtab');

	});

	loadPhotoInfo(gup('p'));

});

key = function(e) {

	var code = (e.keyCode ? e.keyCode : e.which);

	if (code===27&&visibleInfobox()) {
		hideInfobox();
		e.preventDefault();
	}

}

visibleInfobox = function() {

	if (parseInt(infobox.css('right').replace('px', ''))<0)	return false;
	else													return true;

}

isPhotoSmall = function(photo) {

	var size = {
		width:	false,
		height:	false
	};

	if (photo.width<$(window).width()-60)		size.width = true;
	if (photo.height<$(window).height()-100)	size.height = true;

	if (size.width&&size.height)	return true;
	else							return false;

}

showInfobox = function() {

	$('body').append("<div id='infobox_overlay' class='fadeIn'></div>");
	infobox.addClass('active');

}

hideInfobox = function() {

	$('#infobox_overlay').removeClass('fadeIn').addClass('fadeOut');
	setTimeout(function() { $('#infobox_overlay').remove() }, 300);
	infobox.removeClass('active');

}

loadPhotoInfo = function(photoID) {

	var params = 'function=getPhoto&photoID=' + photoID + '&albumID=0&password=""';
	$.ajax({type: 'POST', url: api_path, data: params, dataType: 'json', success: function(data) {

		if (!data.title) data.title = 'Untitled';
		document.title = 'Lychee - ' + data.title;
		headerTitle.html(data.title);

		imageview.attr('data-id', photoID);

		if (isPhotoSmall(data))	imageview.html("<div id='image' class='small' style='background-image: url(" + data.url + "); width: " + data.width + "px; height: " + data.height + "px; margin-top: -" + parseInt((data.height/2)-20) + "px; margin-left: -" + data.width/2 + "px;'></div>");
		else					imageview.html("<div id='image' style='background-image: url(" + data.url + ");'></div>");

		imageview
			.removeClass('fadeOut')
			.addClass('fadeIn')
			.show();

		infobox.html(build.infoboxPhoto(data, true)).show();

	}, error: ajaxError });

}

ajaxError = function(errorThrown, params, data) {

	console.error({
		description:	errorThrown,
		params:			params,
		response:		data
	});

}