define(["backdrop","appStorage","libraryMenu"],function(backdrop,appStorage,libraryMenu){"use strict";function enabled(){var apiClient=window.ApiClient;if(!apiClient)return!1;var userId=apiClient.getCurrentUserId(),val=appStorage.getItem("enableBackdrops-"+userId);return"1"==val}function getBackdropItemIds(apiClient,userId,types,parentId){var key="backdrops2_"+userId+(types||"")+(parentId||""),data=cache[key];if(data)return console.log("Found backdrop id list in cache. Key: "+key),data=JSON.parse(data),Promise.resolve(data);var options={SortBy:"IsFavoriteOrLiked,Random",Limit:20,Recursive:!0,IncludeItemTypes:types,ImageTypes:"Backdrop",ParentId:parentId,EnableTotalRecordCount:!1};return apiClient.getItems(apiClient.getCurrentUserId(),options).then(function(result){var images=result.Items.map(function(i){return{Id:i.Id,tag:i.BackdropImageTags[0],ServerId:i.ServerId}});return cache[key]=JSON.stringify(images),images})}function showBackdrop(type,parentId){var apiClient=window.ApiClient;apiClient&&getBackdropItemIds(apiClient,apiClient.getCurrentUserId(),type,parentId).then(function(images){images.length?backdrop.setBackdrops(images.map(function(i){return i.BackdropImageTags=[i.tag],i})):backdrop.clear()})}var cache={};pageClassOn("pagebeforeshow","page",function(){var page=this;if(!page.classList.contains("selfBackdropPage"))if(page.classList.contains("backdropPage"))if(enabled()){var type=page.getAttribute("data-backdroptype"),parentId=page.classList.contains("globalBackdropPage")?"":libraryMenu.getTopParentId();showBackdrop(type,parentId)}else page.classList.remove("backdropPage"),backdrop.clear();else backdrop.clear()})});