修隨機挑本的bug(真 (#1379)

* 完成雲端收藏隨機挑本功能

* 刪除debug用輸出

* 調整算法

* 完成本地收藏隨機挑本

* 刪除debug用輸出= =

* 詳細頁面常按選擇收藏資料夾

* fix bug

* 修bug(真)

app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java

@@ -1677,7 +1677,8 @@ protected GalleryInfo doInBackground(Void... v) {
 
                 long gidDiff = firstGInfo.gid - lastGInfo.gid;
                 long block = gidDiff / 50;
-                List<GalleryInfo> rGInfoL = EhEngine.getAllFavorites(mOkHttpClient, url + "&next=" + (firstGInfo.gid - gidDiff / block * ((int) (Math.random() * block))) + 1).galleryInfoList;
+                long rBlock = ((int) (Math.random() * block)) + 1;
+                List<GalleryInfo> rGInfoL = EhEngine.getAllFavorites(mOkHttpClient, url + "&next=" + (firstGInfo.gid - gidDiff / block * ((int) (Math.random() * block)) + 1)).galleryInfoList;
                 return rGInfoL.get((int) (Math.random() * rGInfoL.size()));
             } catch (Throwable e) {
                 throw new RuntimeException(e);