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(function () {
'use strict';
define(['jquery', 'underscore', 'jquery.colorbox'], function ($, _) {
var ui = {
thumbnailLinks: '.upload_thumbnails a',
deleteButton: '#delete_button',
deleteForm: '#delete_form',
markedThumbnails: '.upload_thumbnails marked',
colorbox: '.colorbox',
thumbnails: '.upload_thumbnails',
toggleDeleteModeButton: '#toggle_delete_mode'
};
var PrivateFunctions = {
inDeleteMode: false,
setupEvents: function () {
$(ui.toggleDeleteModeButton).on('click', _.bind(this.toggleDeleteMode, this));
$(ui.thumbnailLinks).on('click', _.bind(this.toggleMarkForDeletion, this));
$(window).resize(_.bind(this.onResize, this));
},
setupColorbox: function () {
$(ui.colorbox).colorbox({
transistion: "none",
speed: 0,
initialWidth: "100%",
initialHeight: "100%",
photo: true,
retinaImage: true,
maxHeight: "100%",
maxWidth: "100%",
title: 'Use h/l or right/left arrow keys or these buttons:',
next: '<span class="glyphicon glyphicon-chevron-right"></span>',
previous: '<span class="glyphicon glyphicon-chevron-left"></span>',
close: '<span class="glyphicon glyphicon-remove"></span>',
loop: false,
orientation: function() {
return $(this).data('orientation');
},
});
},
removeColorbox: function () {
$.colorbox.remove();
},
setupPopovers: function () {
$(ui.thumbnailLinks).popover({
trigger: 'hover',
placement: 'bottom',
html: true
});
},
toggleDeleteMode: function () {
if (this.inDeleteMode) {
$(ui.deleteButton).hide();
$(ui.deleteForm).find('input').remove();
$(ui.markedThumbnails).removeClass('marked');
this.setupColorbox();
} else {
$(ui.deleteButton).show();
this.removeColorbox();
}
this.inDeleteMode = !this.inDeleteMode;
},
deleteInput: function (id) {
return $('<input>').attr({
type: 'hidden',
name: 'ids[' + id + ']',
value: id,
id: 'delete_' +id
});
},
toggleMarkForDeletion: function (event) {
if (!this.inDeleteMode) { return; }
event.preventDefault();
var id = $(event.target).closest('a').data('id');
var deleteInput = $(ui.deleteForm).find('input#delete_' + id);
if (deleteInput.length === 0) {
$(ui.deleteForm).append(this.deleteInput(id));
} else {
deleteInput.remove();
}
$(event.target).closest('a').toggleClass('marked');
},
needMultipleLines: function (thumbnailContainer) {
var containerWidth, thumbsWidth, thumbs, thumbsCount;
containerWidth = thumbnailContainer.parent().width();
thumbs = thumbnailContainer.find('a');
thumbsCount = thumbs.length;
thumbsWidth = thumbs.outerWidth(true) * thumbsCount;
return containerWidth < thumbsWidth;
},
thumbnailsWidth: function (thumbnailContainer) {
var containerWidth, thumbs, thumbWidth;
containerWidth = thumbnailContainer.parent().width();
thumbs = thumbnailContainer.find('a');
thumbWidth = thumbs.outerWidth(true);
return containerWidth - (containerWidth % thumbWidth);
},
onResize: function () {
_.each($(ui.thumbnails), function (thumbnailContainer) {
thumbnailContainer = $(thumbnailContainer);
var margin = this.needMultipleLines(thumbnailContainer) ? 'auto' : '0';
thumbnailContainer.css('margin-left', margin);
thumbnailContainer.width(this.thumbnailsWidth(thumbnailContainer));
}, this);
}
};
var ThumbnailView = {
initialize: function () {
PrivateFunctions.setupEvents();
PrivateFunctions.onResize();
PrivateFunctions.setupColorbox();
PrivateFunctions.setupPopovers();
}
};
return ThumbnailView;
});
})();
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